Monster Media 1994 #1

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Interrupt List, part 6 of 11 This compilation is Copyright (c) 1989,1990,1991,1992,1993,1994 Ralf Brown --------N-21C0------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - RELEASE RECORD (FCB) AH = C0h DS:DX -> non-extended FCB (see AH=0Fh) BX:CX = offset Return: AL = error code (see AH=BCh) Notes: unlocks record but does not remove it from log table this function was added in NetWare 4.6, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=BDh,AH=BFh,AH=C1h"NetWare",AH=C3h --------v-21C0------------------------------- INT 21 - VIRUS - "Slow"/"Zerotime", "Solano" - INSTALLATION CHECK AH = C0h Return: AX = 0300h if "Slow"/"Zerotime" resident AX = 1234h if "Solano" resident SeeAlso: AX=BE00h,AH=C1h"VIRUS",AX=C301h"VIRUS" --------N-21C1------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - CLEAR RECORD (FCB) AH = C1h DS:DX -> opened FCB (see AH=0Fh) BX:CX = offset Return: AL = error code (see AH=BCh) Note: unlocks record and removes it from log table this function was added in NetWare 4.6, but was removed some time prior to Advanced NetWare, and is no longer listed in current Novell documentation SeeAlso: AH=BEh,AH=C0h"NetWare",AH=C4h --------v-21C1------------------------------- INT 21 - VIRUS - "Solano" - ??? AH = C1h ??? Return: ??? SeeAlso: AH=C0h"VIRUS" --------N-21C2------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOCK PHYSICAL RECORD SET AH = C2h AL = flags bit 1: non-exclusive lock BP = lock timeout in timer ticks (1/18 sec) 0000h = no wait Return: AL = status 00h successful FEh timed out FFh failed Desc: attempt to lock all physical records listed in the log table Notes: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX status FFh will be returned if one or more physical records have been exclusively locked by another process SeeAlso: AH=BFh,AH=C3h,AH=D1h --------v-21C2------------------------------- INT 21 - VIRUS - "Scott's Valley" - ??? AH = C2h ??? Return: ??? SeeAlso: AH=C0h"VIRUS" --------N-21C3------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - RELEASE PHYSICAL RECRD SET AH = C3h Desc: unlock all currently-locked physical records in the log table, but do not remove them from the table Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=BDh,AH=C0h,AH=C2h"NetWare",AH=C4h,AH=D3h --------v-21C301DXF1F1----------------------- INT 21 - VIRUS - "905"/"Backfont" - INSTALLATION CHECK AX = C301h DX = F1F1h Return: DX = 0E0Eh if resident SeeAlso: AH=C0h"VIRUS",AX=C500h"VIRUS" --------N-21C4------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLEAR PHYSICAL RECORD SET AH = C4h Desc: unlock all physical records in the log table and remove them from the log table Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=BEh,AH=C1h,AH=D5h --------N-21C500----------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - OPEN SEMAPHORE AX = C500h DS:DX -> semaphore name (counted string, max 127 bytes) CL = initial value for semaphore Return: AL = status 00h successful BL = number of processes having semaphore open CX:DX = semaphore handle 03h name length greater than 127 (see Novell document FYI.A.4611) FEh invalid name length FFh invalid semaphore value Notes: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX the semaphore's value is incremented by AX=C503h and decremented by AX=C502h SeeAlso: AX=C501h,AX=C502h,AX=C503h,AX=C504h --------v-21C500----------------------------- INT 21 - VIRUS - "Sverdlov" - INSTALLATION CHECK AX = C500h Return: AX = 6731h if resident SeeAlso: AX=C301h"VIRUS",AH=C6h"VIRUS" --------N-21C501----------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - EXAMINE SEMAPHORE AX = C501h CX:DX = semaphore handle Return: AL = status 00h successful CX = semaphore value (-127 to 127) DL = count of processes which have the semaphore open FFh invalid handle Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AX=C500h"NetWare",AX=C502h,AX=C504h --------N-21C502----------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - WAIT ON SEMAPHORE AX = C502h CX:DX = semaphore handle BP = timeout limit in timer ticks (1/18 sec) 0000h return immediately if semaphore already zero or negative Return: AL = status 00h successful FEh timeout FFh invalid handle Desc: decrement the semaphore's value, optionally waiting until its value becomes positive before decrementing Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AX=C500h"NetWare",AX=C501h,AX=C503h --------N-21C503----------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - SIGNAL SEMAPHORE AX = C503h CX:DX = semaphore handle Return: AL = status 00h successful 01h semaphore value overflowed FFh invalid handle Desc: increment the semaphore's value and signal the first process (if any) in the queue waiting on the semaphore Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AX=C500h"NetWare",AX=C502h --------N-21C504----------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLOSE SEMAPHORE AX = C504h CX:DX = semaphore handle Return: AL = status 00h successful FFh invalid handle Desc: decrement the semaphore's open count, and delete the semaphore if the count reaches zero Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AX=C500h"NetWare",AX=C501h --------N-21C6------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - GET OR SET LOCK MODE AH = C6h AL = subfunction 00h set old "compatibility" mode (default) 01h set new extended locks mode 02h get lock mode Return: AL = current lock mode Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX the locking mode should be 01h for NetWare 4.61+ and Advanced NetWare 1.0+ locking calls, and 00h for all older calls SeeAlso: AH=BCh,AH=C4h,AH=D0h --------v-21C6------------------------------- INT 21 - VIRUS - "Socha" - INSTALLATION CHECK AH = C6h Return: AL = 55h if resident SeeAlso: AX=C500h"VIRUS",AX=C603h --------v-21C603----------------------------- INT 21 - VIRUS - "Yankee" or "MLTI" - INSTALLATION CHECK AX = C603h CF set Return: CF clear if resident SeeAlso: AX=C500h"VIRUS",AX=C700h"VIRUS" --------N-21C700----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - BEGIN TRANSACTION AX = C700h Return: CF clear if successful AL = 00h CF set on error AL = error code 96h out of memory FEh implicit transaction already active, converted to explicit FFh explicit transaction already active Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AX=C701h,AX=C702h,AX=C703h --------v-21C700----------------------------- INT 21 - VIRUS - "MH-757" - INSTALLATION CHECK AX = C700h Return: AL = 07h if resident SeeAlso: AX=C603h"VIRUS",AH=CBh"VIRUS" --------N-21C701----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - END TRANSACTION AX = C701h Return: AL = status 00h successful CX:DX = transaction number FDh transaction tracking disabled FEh transaction ended records locked FFh no explicit transaction active CF clear except when AL=FFh Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AX=C700h"NetWare",AX=C703h --------N-21C702----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - INSTALLATION CHECK AX = C702h Return: AL = status 00h not available 01h available FDh available but disabled Desc: determine whether the default file server supports TTS Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ --------N-21C703----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - ABORT TRANSACTION AX = C703h Return: CF clear if successful AL = 00h CF set on error AL = error code FDh transaction tracking disabled, no backout FEh transaction ended records locked FFh no explicit transaction active Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AX=C700h"NetWare",AX=C701h,AX=C704h --------N-21C704----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - TRANSACTION STATUS AX = C704h CX:DX = transaction number (see AX=C701h) Return: AL = status 00h successful FFh not yet written to disk Desc: verify that a transaction has actually been written to disk Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ transactions are written to disk in the order in which they are ended, but it may take as much as five seconds for the data to be written SeeAlso: AX=C700h"NetWare",AX=C701h,AX=C703h --------N-21C705----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - GET APPLICTN THRESHOLDS AX = C705h Return: AL = status 00h successful CL = maximum logical record locks (default 0) CH = maximum physical record locks (default 0) Desc: get the per-application limits on record locks allowed before an implicit transaction is begun Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ if either limit is FFh, implicit transactions are disabled for the corresponding lock type SeeAlso: AX=C706h,AX=C707h --------N-21C706----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - SET APPLICTN THRESHOLDS AX = C706h CL = maximum logical record locks (default 0) CH = maximum physical record locks (default 0) Return: AL = status 00h successful Desc: specify the per-application limits on record locks allowed before an implicit transaction is begun Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ if either limit is set to FFh, implicit transactions are disabled for the corresponding lock type SeeAlso: AX=C705h,AX=C708h --------N-21C707----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - GET WORKSTN THRESHOLDS AX = C707h Return: AL = status 00h successful CL = maximum logical record locks (default 0) CH = maximum physical record locks (default 0) Desc: get the per-workstation limits on record locks allowed before an implicit transaction is begun Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ if either limit is FFh, implicit transactions are disabled for the corresponding lock type SeeAlso: AX=C705h,AX=C708h --------N-21C708----------------------------- INT 21 - Novell NetWare - TRANSACTION TRACKING SYSTEM - SET WORKSTN THRESHOLDS AX = C708h CL = maximum logical record locks (default 0) CH = maximum physical record locks (default 0) Return: AL = status 00h successful Desc: specify the per-workstation limits on record locks allowed before an implicit transaction is begun Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ if either limit is set to FFh, implicit transactions are disabled for the corresponding lock type SeeAlso: AX=C706h,AX=C707h --------N-21C8------------------------------- INT 21 O - Novell NetWare - BEGIN LOGICAL FILE LOCKING AH = C8h if function C6h lock mode 00h: DL = mode 00h no wait 01h wait if function C6h lock mode 01h: BP = timeout in timer ticks (1/18 sec) Return: AL = error code Desc: used to provide TTS support for applications which are not aware of Novell's Transaction Tracking System Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=C9h --------N-21C9------------------------------- INT 21 O - Novell NetWare - END LOGICAL FILE LOCKING AH = C9h Return: AL = error code Desc: used to provide TTS support for applications which are not aware of Novell's Transaction Tracking System Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=C8h --------N-21CA------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - LOG/LOCK PERSONAL FILE (FCB) AH = CAh DS:DX -> FCB (see AH=0Fh) if function C6h lock mode 01h: AL = log and lock flag 00h log file only 01h lock as well as log file BP = lock timeout in timer ticks (1/18 sec) Return: AL = error code 00h successful 96h no dynamic memory for file FEh timeout FFh failed Desc: provides file locking support for FCBs Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=CBh --------v-21CA15----------------------------- INT 21 - VIRUS - "Piter" - ??? AX = CA15h ??? Return: ??? SeeAlso: AH=CCh"VIRUS" --------N-21CB------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOCK FILE SET AH = CBh if function C6h lock mode 00h: DL = mode 00h no wait 01h wait if function C6h lock mode 01h: BP = lock timeout in timer ticks (1/18 sec) 0000h = no wait Return: AL = status 00h successful FEh timed out FFh failed Desc: attempt to lock all files listed in the log table Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX status FFh will be returned if one or more of the files have already been exclusively locked by another process SeeAlso: AH=CAh,AH=CDh,AH=D1h,AH=EBh --------v-21CB------------------------------- INT 21 - VIRUS - "Milous" - INSTALLATION CHECK AH = CBh Return: AL = 07h if resident SeeAlso: AX=C700h"VIRUS",AX=CB02h --------v-21CB02----------------------------- INT 21 - VIRUS - "Witcode" - INSTALLATION CHECK AX = CB02h Return: AX = 02CBh if resident SeeAlso: AH=CBh"VIRUS",AH=CCh"VIRUS" --------N-21CC------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - RELEASE FILE (FCB) AH = CCh DS:DX -> FCB (see AH=0Fh) Return: none Desc: unlocks file, but does not remove it from the log table or close it Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=CAh,AH=CDh --------v-21CC------------------------------- INT 21 - VIRUS - "Westwood" - INSTALLATION CHECK AH = CCh Return: AX = 0700h if resident SeeAlso: AX=CB02h,AH=CDh"VIRUS",AX=D000h"VIRUS" --------N-21CD------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - RELEASE FILE SET AH = CDh Return: none Desc: unlock all files listed in the log table, but don't remove them from the table Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=CBh,AH=CCh,AH=CFh,AH=D3h --------v-21CD------------------------------- INT 21 - VIRUS - "Westwood" - ??? AH = CDh ??? Return: ??? SeeAlso: AH=CCh"VIRUS" --------N-21CE------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - CLEAR FILE (FCB) AH = CEh DS:DX -> FCB (see AH=0Fh) Return: AL = error code Desc: unlocks file and removes it from log table, then closes all opened and logged occurrences Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AH=CAh,AH=CFh,AH=EDh"NetWare" --------N-21CF------------------------------- INT 21 - LANstep - ??? AH = CFh ??? Return: ??? Program: LANstep is a redesign of the Waterloo Microsystems PORT network --------N-21CF------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLEAR FILE SET AH = CFh Return: AL = 00h Desc: unlock and remove all files from log table Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=CAh,AH=CEh,AH=EBh"NetWare" --------N-21D0------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOG LOGICAL RECORD AH = D0h DS:DX -> record string (counted string, max 99 data bytes) if function C6h lock mode 01h: (Novell, NTNX only) AL = flags bit 0: lock as well as log the record bit 1: non-exclusive lock BP = lock timeout in timer ticks (1/18 sec) Return: AL = status 00h successful 96h no dynamic memory for file FEh timed out FFh unsuccessful Desc: add the specified logical record name to the log table, and optionally lock the record Notes: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=BCh,AH=D1h,AH=D2h,AH=D4h,AH=EBh --------v-21D000----------------------------- INT 21 - VIRUS - "Fellowship" - INSTALLATION CHECK AX = D000h Return: BX = 1234h if resident SeeAlso: AH=CCh"VIRUS",AH=D5h"VIRUS",AX=D5AAh --------N-21D1------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOCK LOGICAL RECORD SET AH = D1h AL = lock type (00h exclusive, 01h shareable) if function C6h lock mode 00h: DL = mode 00h no wait 01h wait if function C6h lock mode 01h: (Novell only) BP = lock timeout in timer ticks (1/18 sec) 0000h = no wait 0000h no wait Return: AL = status (see AH=CBh) Desc: attempt to lock all logical record names listed in the log table Notes: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX status FFh will be returned if one or more logical records have been exclusively locked by another process locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=C2h,AH=CBh,AH=D0h,AH=D3h,AH=D5h --------N-21D2------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - RELEASE LOGICAL RECORD AH = D2h DS:DX -> semaphore identifier (counted string up to 99 chars long) Return: AL = status 00h successful FFh no such record Desc: unlock the logical record name but do not remove it from the log table Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=BDh,AH=D0h,AH=D3h,AH=D4h --------v-21D2------------------------------- INT 21 - VIRUS??? AH = D2h ??? Return: ??? Note: this call is intercepted by the Search&Destroy SDRes v27.03 bundled with Novell DOS 7, and is presumably some virus's installation check SeeAlso: AH=4Ah/BX=00B6h --------N-21D3------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - RELEASE LOGICAL RECORD SET AH = D3h Desc: unlock all currently-locked logical record names in the log table, but do not remove them from the table Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=C3h,AH=CDh,AH=D1h,AH=D2h,AH=D5h --------N-21D4------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLEAR LOGICAL RECORD AH = D4h DS:DX -> logical record name (counted string up to 99 chars long) Return: AL = status 00h successful FFh no such record name Desc: unlock and remove the logical record name from the log table Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=BEh,AH=D0h,AH=D2h,AH=D5h --------N-21D5------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLEAR LOGICAL RECORD SET AH = D5h Return: AL = error code (see AH=D4h) Desc: unlock and remove all logical record name from the log table Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, Banyan VINES, and Alloy NTNX locks on logical record names are advisory and may be ignored by other applications SeeAlso: AH=D1h,AH=D3h,AH=D4h --------v-21D5------------------------------- INT 21 - VIRUS - "Carfield" - ??? AH = D5h ??? Return: ??? SeeAlso: AX=D5AAh,AH=F3h"Carfield" --------v-21D5AA----------------------------- INT 21 - VIRUS - "Diamond-A", "Diamond-B" - INSTALLATION CHECK AX = D5AAh Return: AX = 2A55h if "Diamond-A" resident AX = 2A03h if "Diamond-B"-family virus resident SeeAlso: AX=D000h,AH=D5h"VIRUS",AX=D5AAh/BP=DEAAh --------v-21D5AABPDEAA----------------------- INT 21 - VIRUS - "Dir" - INSTALLATION CHECK AX = D5AAh BP = DEAAh Return: SI = 4321h if resident SeeAlso: AX=D5AAh,AX=DADAh"VIRUS" --------N-21D6------------------------------- INT 21 - Novell NetWare - WORKSTATION - END OF JOB AH = D6h BX = job flag (0000h current job, FFFFh all processes on workstation) Return: AL = error code Desc: unlocks and clears all locked or logged files and records held by the process(es), closes all files, resets error and lock modes, and releases all network resources Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=BBh,AH=D7h --------N-21D7------------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - SYSTEM LOGOUT AH = D7h Return: AL = error code Desc: this function closes the caller's open files, logs it out from all file servers, detaches the workstation from all non-default file servers, and maps a drive to the default server's SYS:LOGIN directory Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=D6h,AH=E3h/SF=14h,AH=F1h --------N-21D8------------------------------- INT 21 - Novell NetWare, Banyan VINES - ALLOCATE RESOURCE AH = D8h DL = resource number Return: AL = status 00h successful FFh unsucessful Note: this function is no longer used or supported by NetWare, and is not documented in Novell documents SeeAlso: AH=D9h --------N-21D9------------------------------- INT 21 - Novell NetWare, Banyan VINES - DEALLOCATE RESOURCE AH = D9h DL = resource number Return: AL = status (see AH=D8h) Note: this function is no longer used or supported by NetWare, and is not documented in Novell documents SeeAlso: AH=D8h --------N-21DA------------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET VOLUME INFO WITH NUMBER AH = DAh DL = volume number ES:DI -> reply buffer (see below) Return: AL = 00h Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ operator console rights are not required to make this call reported total blocks and total unused blocks include the Hot Fix Table; the NetWare shell's implementation of INT 21/AH=36h will report values larger than 268MB as 268MB. SeeAlso: AH=36h,AH=E2h/SF=15h,AH=E3h/SF=E9h Format of reply buffer: Offset Size Description 00h WORD sectors/block 02h WORD total blocks on volume 04h WORD unused blocks 06h WORD total directory entries 08h WORD unused directory entries 0Ah 16 BYTEs volume name, null padded 1Ah WORD removable flag, 0000h = not removable Note: all words are big-endian --------v-21DADA----------------------------- INT 21 - VIRUS - "Gotcha" - INSTALLATION CHECK AX = DADAh Return: AH = A5h SeeAlso: AX=D5AAh,AX=DAFEh"VIRUS" --------v-21DAFE----------------------------- INT 21 - VIRUS - "Plovdiv 1.3" - INSTALLATION CHECK AX = DAFEh Return: AX = 1234h if resident SeeAlso: AX=DADAh,AH=DDh"VIRUS",AH=DEh"VIRUS" --------N-21DB------------------------------- INT 21 - Novell NetWare - WORKSTATION - GET NUMBER OF LOCAL DRIVES AH = DBh Return: AL = number of local disks as set by LASTDRIVE in CONFIG.SYS Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=0Eh --------N-21DC------------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - GET CONNECTION NUMBER AH = DCh Return: AL = logical connection number 00h if NetWare not loaded or this machine is a non-dedicated server CX = station number in ASCII (CL = first digit) Notes: this function is supported by NetWare 4.0+, Banyan VINES, and Alloy NTNX station number only unique for those PCs connected to same semaphore service SeeAlso: AH=F2h"NetWare" --------d-21DC------------------------------- INT 21 - PCMag PCMANAGE/DCOMPRES - TURN ON/OFF AH = DCh DX = state 0000h turn on 0001h turn off SeeAlso: AX=FEDCh --------N-21DD------------------------------- INT 21 - Novell NetWare - WORKSTATION - SET NetWare ERROR MODE AH = DDh DL = error mode 00h invoke INT 24 on critical I/O errors (default) 01h return NetWare extended error code in AL 02h return error code in AL, mapped to standard DOS error codes Return: AL = previous error mode Note: this function is supported by Advanced NetWare 2.0+ SeeAlso: INT 24 --------v-21DD------------------------------- INT 21 - VIRUS - "Jerusalem"-family - RELOCATE VIRUS??? AH = DDh CX = number of bytes to copy DS:SI -> source of copy ES:DI -> destination of copy Return: does not return normally; return address is caller's CS:0100h with AX = ??? SeeAlso: AH=E0h"VIRUS",AH=EEh"VIRUS" --------v-21DE------------------------------- INT 21 - VIRUS - "Durban" - INSTALLATION CHECK AH = DEh Return: AH = DFh if resident SeeAlso: AX=DAFEh,AX=DEDEh"VIRUS" --------v-21DE------------------------------- INT 21 - VIRUS - "April 1st EXE" - ??? AH = DEh ??? Return: ??? --------N-21DE------------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - SET BROADCAST MODE AH = DEh DL = broadcast mode 00h receive server and workstation broadcasts (default) 01h receive server broadcasts, discard user messages 02h store server broadcasts for retrieval 03h store all broadcasts for retrieval Return: AL = new broadcast mode Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ --------N-21DE--DL04------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - GET BROADCAST MODE AH = DEh DL = 04h Return: AL = current broadcast mode 00h receive server and workstation broadcasts (default) 01h receive server broadcasts, discard user message 02h store server broadcasts for retrieval 03h store all broadcasts for retrieval Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ --------N-21DE------------------------------- INT 21 - Novell NetWare - SHELL TIMER INTERRUPT CHECKS AH = DEh DL = function 05h disable shell timer interrupt checks 06h enable shell timer interrupt checks Return: ??? Note: this function was added in NetWare 4.0, but is not listed in current Novell documentation and is probably no longer supported --------v-21DEDE----------------------------- INT 21 - VIRUS - "Brothers" - INSTALLATION CHECK AX = DEDEh Return: AH = 41h if resident SeeAlso: AH=DEh"VIRUS",AH=E0h"VIRUS" --------N-21DF--DL00------------------------- INT 21 - Novell NetWare - PRINT SERVICES - START LPT CAPTURE AH = DFh DL = 00h Return: AL = status 00h successful Desc: this function redirects the default LPT to a capture file on the file server Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX; under NTNX, it sends a print break (see INT 17/AH=84h) a print job is queued when the first character of output is captured SeeAlso: AX=B800h,AX=B804h,AH=DFh/DL=01h,AH=DFh/DL=02h,AH=DFh/DL=03h SeeAlso: AH=DFh/DL=04h,AX=F003h --------N-21DF--DL01------------------------- INT 21 - Novell NetWare - PRINT SERVICES - END LPT CAPTURE AH = DFh DL = 01h Return: AL = status 00h successful Desc: stop redirecting the default LPT, close the capture file, and release the job in the print queue for printing Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX; under NTNX, it sends a print break (see INT 17/AH=84h) after this call, the default LPT defaults to local printing SeeAlso: AH=DFh/DL=00h,AH=DFh/DL=02h,AH=DFh/DL=03h,AH=DFh/DL=05h --------N-21DF--DL02------------------------- INT 21 - Novell NetWare - PRINT SERVICES - CANCEL LPT CAPTURE AH = DFh DL = 02h Return: AL = status 00h successful Desc: this function ends the capture of the default LPT, removes the job from the print queue, and deletes the capture file unless it is a permanent capture file Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX; under NTNX, it sends a print break (see INT 17/AH=84h) after this call, the default LPT defaults to local printing SeeAlso: AH=DFh/DL=00h,AH=DFh/DL=06h --------N-21DF--DL03------------------------- INT 21 - Novell NetWare - PRINT SERVICES - FLUSH LPT CAPTURE AH = DFh DL = 03h Return: AL = status 00h successful Desc: this function closes the current capture file for the default LPT and starts printing it if it is not a permanent capture file Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX; under NTNX, it sends a print break (see INT 17/AH=84h) if more data is sent to the LPT port after this call, a new capture file will be opeend SeeAlso: AH=DFh/DL=00h,AH=DFh/DL=01h,AH=DFh/DL=02h,AH=DFh/DL=07h --------N-21DF--DL04------------------------- INT 21 - Novell NetWare - PRINT SERVICES - START SPECIFIC LPT CAPTURE AH = DFh DL = 04h DH = LPT port (00h-02h) Return: AL = status 00h successful Desc: this function redirects the specified LPT to a capture file on the file server Notes: this function is supported by Advanced NetWare 2.1+ a print job is queued when the first character of output is captured SeeAlso: AX=B800h,AH=DFh/DL=00h,AH=DFh/DL=05h,AH=DFh/DL=06h,AH=DFh/DL=07h SeeAlso: AX=F003h --------N-21DF--DL05------------------------- INT 21 - Novell NetWare - PRINT SERVICES - END SPECIFIC LPT CAPTURE AH = DFh DL = 05h DH = LPT port (00h-02h) Return: AL = status 00h successful Desc: stop redirecting the specified LPT, close the capture file, and release the job in the print queue for printing Notes: this function is supported by Advanced NetWare 2.1+ after this call, the specified LPT defaults to local printing SeeAlso: AH=DFh/DL=01h,AH=DFh/DL=04h,AH=DFh/DL=06h,AH=DFh/DL=07h --------N-21DF--DL06------------------------- INT 21 - Novell NetWare - PRINT SERVICES - CANCEL SPECIFIC LPT CAPTURE AH = DFh DL = 06h DH = LPT port (00h-02h) Return: AL = status 00h successful Desc: this function ends the capture of the specified LPT, removes the job from the print queue, and deletes the capture file unless it is a permanent capture file Notes: this function is supported by Advanced NetWare 2.1+ after this call, the specified LPT defaults to local printing SeeAlso: AH=DFh/DL=02h,AH=DFh/DL=04h,AH=DFh/DL=05h,AH=DFh/DL=07h --------N-21DF--DL07------------------------- INT 21 - Novell NetWare - PRINT SERVICES - FLUSH SPECIFIC LPT CAPTURE AH = DFh DL = 07h DH = LPT port (00h-02h) Return: AL = status 00h successful Desc: this function closes the current capture file for the specified LPT and starts printing it if it is not a permanent capture file Notes: this function is supported by Advanced NetWare 2.1+ if more data is sent to the LPT port after this call, a new capture file will be opeend SeeAlso: AH=DFh/DL=03h,AH=DFh/DL=04h,AH=DFh/DL=05h,AH=DFh/DL=06h --------T-21DF00DX534C----------------------- INT 21 U - Software Carousel - INSTALLATION CHECK AX = DF00h DX = 534Ch ("SL") DI = 534Ch ("SL") Return: AX = 00FFh if installed ??? Program: Software Carousel is a task switcher by SoftLogic Solutions, Inc. --------T-21DF01----------------------------- INT 21 - Software Carousel - SWITCH TO ANOTHER TASK AX = DF01h BL = task number (00h = next task) Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h,02h) (see below) Values for error code: 00h invalid subfunction in AL 01h invalid task number 02h tried to switch to task with no memory size 03h tried to kill program in partition with no program running 04h tried to change size of an active memory partition 05h invalid memory size 06h tried to send command to task with a pending previous command --------T-21DF02----------------------------- INT 21 - Software Carousel - KILL PROGRAM IN MEMORY PARTITION AX = DF02h BL = task number Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h,03h) (see AX=DF01h) --------T-21DF03----------------------------- INT 21 - Software Carousel - GET PARTITION SIZE AND PROGRAM STATUS AX = DF03h BL = task number Return: AL = status 00h Carousel not running 01h successful BL = partition state (00h no program running, 01h prog running) DX = partition size in KB FFh unsucessful AH = error code (01h) (see AX=DF01h) SeeAlso: AX=DF05h --------T-21DF04----------------------------- INT 21 - Software Carousel - GET PARTITION NAME AX = DF04h BL = task number Return: AL = status 00h Carousel not running 01h successful CX = length of name (00h if default partition name) ES:BX -> partition name (if CX nonzero) FFh unsucessful AH = error code (01h) (see AX=DF01h) SeeAlso: AX=DF06h --------T-21DF05----------------------------- INT 21 - Software Carousel - CHANGE PARTITION SIZE AX = DF05h BL = task number DX = new size in KB Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h,04h,05h) (see AX=DF01h) BX = minimum size allowed CX = maximum size available SeeAlso: AX=DF03h --------T-21DF06----------------------------- INT 21 - Software Carousel - CHANGE PARTITION NAME AX = DF06h BL = task number CX = length of new name (00h to use default, max 18h) DS:SI -> new name Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h) (see AX=DF01h) SeeAlso: AX=DF04h --------T-21DF07----------------------------- INT 21 - Software Carousel - SEND COMMAND TO MEMORY SECTION AX = DF07h BL = task number CX = length of command (max 8 chars) DS:SI -> command line Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h,06h) (see AX=DF01h) Note: the maximum length seems too small and may be a typo for 80 characters --------T-21DF08----------------------------- INT 21 - Software Carousel - SELECTIVELY ENABLE/DISABLE MENU AND SWITCHING AX = DF08h BL = new state of keyboard (00h disabled, 01h enabled) Return: AL = status 00h Carousel not running 01h successful Program: Software Carousel is a task switcher by SoftLogic Solutions, Inc. Note: when the keyboard is is disabled, the user may neither access the Carousel menu nor switch to another memory section --------T-21DF09----------------------------- INT 21 - Software Carousel - BOOT THE SYSTEM AX = DF09h Return: AL = status 00h Carousel not running FFh unsucessful AH = error code (01h,03h) (see AX=DF01h) Note: this function never returns is successful --------T-21DF0A----------------------------- INT 21 - Software Carousel - GET MEMORY SIZE/PARTITION NUMBER OF CURRENT TASK AX = DF0Ah Return: AL = status 00h Carousel not running 01h successful BL = task number DX = memory size in KB FFh unsucessful AH = error code (01h,03h) (see AX=DF01h) --------T-21DF0B----------------------------- INT 21 - Software Carousel - SET TASK SWITCH CALLBACK AX = DF0Bh BH = interrupt number or 00h BL = function number to invoke on partition switch CL = function number to call when it is safe for resident programs to perform DOS calls DS:DX -> FAR function to call if BH=00h Return: AL = status 00h Carousel not running 01h successful FFh unsucessful AH = error code (01h,03h) (see AX=DF01h) Notes: the specified interrupt or FAR function is called with AH set to the appropriate one of the values specified in BL and CL, and BL set to the new task number the function specified by CL will not be called until the notification is enabled with AX=DF0Ch SeeAlso: AX=DF0Ch --------T-21DF0C----------------------------- INT 21 - Software Carousel - ENABLE DOS-CALL SAFETY NOTIFICATION AX = DF0Ch Return: AL = status 00h Carousel not running 01h successful Program: Software Carousel is a task switcher by SoftLogic Solutions, Inc. SeeAlso: AX=DF0Bh --------O-21E0------------------------------- INT 21 - Digital Research DOS Plus - CALL BDOS AH = E0h CL = BDOS function number (see INT E0"CP/M") other registers as appropriate for function Return: as appropriate for function SeeAlso: AX=4459h,INT E0"CP/M" --------E-21E0------------------------------- INT 21 - OS/286, OS/386 - INITIALIZE REAL PROCEDURE AH = E0h ??? Return: ??? SeeAlso: AH=E1h"OS/286" --------T-21E0------------------------------- INT 21 - DoubleDOS - MENU CONTROL AH = E0h AL = subfunction 01h exchange tasks 73h resume invisible job if suspended 74h kill other job 75h suspend invisible job Note: identical to AH=F0h SeeAlso: AH=F0h"DoubleDOS" --------v-21E0------------------------------- INT 21 - VIRUS - "Jerusalem", "Armagedon" - INSTALLATION CHECK AH = E0h Return: AX = 0300h if "Jerusalem" resident AX = DADAh if "Armagedon" resident SeeAlso: AH=DEh"VIRUS",AX=DEDEh"VIRUS",AX=E00Fh --------N-21E0------------------------------- INT 21 - Novell NetWare, Alloy NTNX - PRINT SPOOLING AH = E0h DS:SI -> request buffer (see below) ES:DI -> reply buffer Return: AL = status Note: this function was added in NetWare 4.0, but is no longer listed in current Novell documentation and may no longer be supported SeeAlso: AH-E3h/SF=68h Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE subfunction 00h spool data to a capture file 01h close and queue capture file 02h set spool flags 03h spool existing file 04h get spool queue entry 05h remove entry from spool queue 03h ??? --------N-21E0--SF06------------------------- INT 21 - Novell NetWare - PRINT SERVICES - GET PRINTER STATUS AH = E0h subfn 06h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FFh no such printer Desc: get current state of specified printer attached to the server Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 06h (subfunction "Get Printer Status") 03h BYTE printer number (00h-04h) Format of reply buffer: Offset Size Description 00h WORD (call) 0004h (size of following results buffer) 02h BYTE flag: 00h printer active, FFh printer halted 03h BYTE flag: 00h printer online, 01h printer offline 04h BYTE current form type 05h BYTE target printer number (00h-04h) same as number in request buffer unless rerouted by server console --------N-21E0--SF09------------------------- INT 21 - Novell NetWare - PRINT SERVICES - SPECIFY CAPTURE FILE AH = E0h subfn 09h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 9Ch invalid path Desc: create a permanent capture file for the next print capture to be started Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX the caller must have read, write, and create rights for the directory containing the capture file Format of request buffer: Offset Size Description 00h WORD length of following data (max 102h) 02h BYTE 09h (subfunction "Specify Capture File") 03h BYTE directory handle or 00h 04h BYTE length of filename 05h N BYTEs name of capture file Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------v-21E00F----------------------------- INT 21 - VIRUS - "8-tunes" - INSTALLATION CHECK AX = E00Fh Return: AX = 4C31h if resident SeeAlso: AH=E0h"VIRUS",AH=E1h"VIRUS" --------E-21E1------------------------------- INT 21 - OS/286, OS/386 - ISSUE REAL PROCEDURE CALL AH = E1h ??? Return: ??? Note: protected mode only??? SeeAlso: AH=E0h"OS/286",AH=E2h"OS/286",AH=E3h"OS/286",AX=250Eh,INT 31/AX=0301h --------T-21E1------------------------------- INT 21 - DoubleDOS - CLEAR KEYBOARD BUFFER FOR CURRENT JOB AH = E1h SeeAlso: AH=E2h"DoubleDOS",AH=E3h"DoubleDOS",AH=E8h"DoubleDOS" SeeAlso: AH=F1h"DoubleDOS" --------v-21E1------------------------------- INT 21 - VIRUS - "Mendoza", "Fu Manchu" - INSTALLATION CHECK AH = E1h Return: AX = 0300h if "Mendoza" resident AX = 0400h if "Fu Manchu" resident SeeAlso: AX=E00Fh,AH=E4h"VIRUS" --------N-21E1--SF00------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - SEND BROADCAST MESSAGE AH = E1h subfn 00h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FEh I/O error or out of dynamic workspace Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=DEh"NetWare",AH=DEh/DL=04h,AH=E1h/SF=01h,AH=E1h/SF=04h SeeAlso: AH=E1h/SF=09h Format of request buffer: Offset Size Description 00h WORD length of following data (max 9Eh) 02h BYTE 00h (subfunction "Send Broadcast Message") 03h BYTE number of connections (01h-64h) 04h N BYTEs list of connections to receive broadcast message BYTE length of message (01h-37h) N BYTEs broadcast message (no control characters or characters > 7Eh) Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs list of per-connection results 00h successful FCh message rejected due to lack of buffer space FDh invalid connection number FFh blocked (see also AH=E1h/SF=02h) --------N-21E1--SF01------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - GET BROADCAST MESSAGE AH = E1h subfn 01h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FCh full message queue FEh out of dynamic workspace Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=DEh/DL=04h,AH=E1h/SF=00h,AH=E1h/SF=05h,AH=E1h/SF=09h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 01h (subfunction "Get Broadcast Message") Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 38h) 02h BYTE length of message (00h-37h) 00h if no broadcast messages pending 03h N BYTEs message (no control characters or characters > 7Eh) --------N-21E1------------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - ENABLE/DISABLE BROADCAST MESSAGES AH = E1h DS:SI -> request buffer (see below) ES:DI -> reply buffer Return: AL = error code Note: these functions are supported by NetWare 4.0+ but are not listed in _NetWare_System_Calls--DOS_; they may be obsolete SeeAlso: AH=E1h/SF=00h,AH=E1h/SF=04h,AH=E1h/SF=09h Format of request buffer: Offset Size Description 00h WORD length of following data (max 9Eh) 02h BYTE subfunction 02h disable station broadcasts 03h enable station broadcasts 03h ??? Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer 02h ??? --------N-21E1--SF04------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - SEND PERSONAL MESSAGE AH = E1h subfn 04h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FEh I/O error or out of dynamic workspace Notes: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ message pipes use CPU time on the file server; IPX, SPX, or NetBIOS connections should be used for peer-to-peer communications as these protocols do not use file server time SeeAlso: AH=E1h/SF=00h,AH=E1h/SF=05h,AH=E1h/SF=06h,AH=E1h/SF=08h Format of request buffer: Offset Size Description 00h WORD length of following data (max E5h) 02h BYTE 04h (subfunction "Send Personal Message") 03h BYTE number of connections (01h-64h) 04h N BYTEs list of connections to receive broadcast message BYTE length of message (01h-7Eh) N BYTEs message (no control characters or characters > 7Eh) Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs list of per-connection results 00h successful FCh message rejected because queue is full (contains 6 msgs) FDh incomplete pipe FFh failed --------N-21E1--SF05------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - GET PERSONAL MESSAGE AH = E1h subfn 05h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FEh out of dynamic workspace Desc: return the oldest message in the default file server's message queue for the calling workstation Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=E1h/SF=01h,AH=E1h/SF=04h,AH=E1h/SF=06h,AH=E1h/SF=08h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 05h (subfunction "Get Personal Message") Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 80h) 02h BYTE connection number of sending station 03h BYTE length of message (00h-7Eh) 00h if no personal messages pending 04h N BYTEs message (no control characters or characters > 7Eh) --------N-21E1--SF06------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - OPEN MESSAGE PIPE AH = E1h subfn 06h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FEh out of dynamic workspace Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=E1h/SF=04h,AH=E1h/SF=07h,AH=E1h/SF=08h Format of request buffer: Offset Size Description 00h WORD length of following data (max 66h) 02h BYTE 06h (subfunction "Open Message Pipe") 03h BYTE number of pipes to open (01h-64h) 04h N BYTEs list of connection numbers Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs list of results 00h successful FEh incomplete (target half not yet created) FFh failed --------N-21E1--SF07------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - CLOSE MESSAGE PIPE AH = E1h subfn 07h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful FCh full message queue FEh out of dynamic workspace Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=E1h/SF=05h,AH=E1h/SF=06h,AH=E1h/SF=08h Format of request buffer: Offset Size Description 00h WORD length of following data (max 66h) 02h BYTE 07h (subfunction "Close Message Pipe") 03h BYTE number of pipes to close (01h-64h) 04h N BYTEs list of connection numbers Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs list of results 00h successful FDh failed FFh no such pipe --------N-21E1--SF08------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - CHECK PIPE STATUS AH = E1h subfn 08h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=E1h/SF=05h,AH=E1h/SF=06h,AH=E1h/SF=07h Values for status: 00h successful FCh full message queue FEh out of dynamic workspace Format of request buffer: Offset Size Description 00h WORD length of following data (max 66h) 02h BYTE 08h (subfunction "Check Pipe Status") 03h BYTE number of pipes to monitor (01h-64h) 04h N BYTEs list of connection numbers Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs list of pipe statuses 00h open FEh incomplete FFh closed --------N-21E1--SF09------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - BROADCAST TO CONSOLE AH = E1h subfn 09h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E1h/SF=08h) Desc: send a one-line message to the system console on the default file server Note: this function is supported by NetWare 4.0+ and Advanced NetWare 1.0+ SeeAlso: AH=DEh/DL=04h,AH=E1h/SF=00h,AH=E1h/SF=01h,AH=E3h/SF=D1h Format of request buffer: Offset Size Description 00h WORD length of following data (max 3Eh) 02h BYTE 09h (subfunction "Broadcast to Console") 03h BYTE length of message (01h-3Ch) 04h N BYTEs message (no control characters or characters > 7Eh) Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------E-21E2------------------------------- INT 21 - OS/286, OS/386 - SET REAL PROCEDURE SIGNAL HANDLER AH = E2h ??? Return: ??? SeeAlso: AH=E0h"OS/286",AH=E1h"OS/286",AH=E6h"OS/286" --------N-21E2------------------------------- INT 21 - DoubleDOS - SEND CHARACTER TO KEYBOARD BUFFER OF OTHER JOB AH = E2h AL = character Return: AL = 00h successful 01h buffer full (128 characters) SeeAlso: AH=E1h"DoubleDOS",AH=E3h"DoubleDOS",AH=E8h"DoubleDOS" SeeAlso: AH=F2h"DoubleDOS" --------N-21E2--SF00------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SET DIRECTORY HANDLE AH = E2h subfn 00h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h,9Bh,9Ch) (see below) Desc: set the target handle to reference the directory specified by the source handle and the source path; both handles must refer to the same file server Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX the target handle is not changed if this function fails SeeAlso: AH=E2h/SF=01h,AH=E2h/SF=12h,AH=E2h/SF=13h Values for status: 00h successful 84h not permitted to create 8Ah not permitted to delete 8Bh not permitted to rename 8Ch not permitted to modify 98h nonexistent volume 9Bh invalid directory handle 9Ch invalid path 9Eh invalid filename 9Fh directory currently in use A0h directory not empty FCh no such bindery object Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 00h (subfunction "Set Directory Handle") 03h BYTE directory handle of target 04h BYTE directory handle of source 05h BYTE length of source directory path (01h-FFh) 06h N BYTEs source directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E2--SF01------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET DIRECTORY PATH AH = E2h subfn 01h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,9Bh) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=02h,AH=E2h/SF=03h,AH=E2h/SF=1Ah,AH=E9h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 01h (subfunction "Get Directory Path") 03h BYTE directory handle Format of reply buffer: Offset Size Description 00h WORD (call) length of following data buffer 02h BYTE length of directory path (01h-FFh) 03h N BYTEs full directory path including volume --------N-21E2--SF02------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SCAN DIRECTORY INFORMATION AH = E2h subfn 02h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h,9Bh,9Ch) (see AH=E2h/SF=00h) Desc: get information about the first or next subdirectory of the specified directory Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=01h,AH=E2h/SF=03h,AH=E2h/SF=19h Format of request buffer: Offset Size Description 00h WORD length of following data (max 104h) 02h BYTE 02h (subfunction "Scan Directory Information") 03h BYTE directory handle 04h WORD (big-endian) subdirectory number 0000h for first call, returned subdir number + 1 on next call 06h BYTE length of directory path 07h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 001Ch (length of following data buffer) 02h 16 BYTEs subdirectory name 12h DWORD (big-endian) date and time of creation (see below) 16h DWORD (big-endian) object ID of owner 1Ah BYTE maximum directory rights (see AH=E2h/SF=03h) 1Bh BYTE unused 1Ch WORD (big-endian) subdirectory number Bitfields for date and time: Bit(s) Description 31-25 year-1980 24-21 month 20-16 day 15-11 hour 10-5 minute 4-0 second --------N-21E2--SF03------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET EFFECTIVE DIRECTORY RIGHTS AH = E2h subfn 03h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h,9Bh) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=01h,AH=E2h/SF=02h Format of request buffer: Offset Size Description 00h WORD length of following data (max 102h) 02h BYTE 03h (subfunction "Get Effective Directory Rights") 03h BYTE directory handle 04h BYTE length of directory path (00h-FFh) 05h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0001h (length of following data buffer) 02h BYTE effective directory rights (see below) Bitfields for directory rights: Bit(s) Description 0 reading allowed 1 writing allowed 2 opens allowed 3 file creation allowed 4 deletion allowed 5 "parental" may create/delete subdirectories and grant/revoke trustee rights 6 directory search allowed 7 file attributes may be changed --------N-21E2--SF04------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - MODIFY MAXIMUM RIGHTS MASK AH = E2h subfn 04h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,8Ch,98h,9Ch) (see AH=E2h/SF=00h) Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=03h,AH=E2h/SF=0Ah,AH=E2h/SF=0Dh Format of request buffer: Offset Size Description 00h WORD length of following data (max 104h) 02h BYTE 04h (subfunction "Modify Maximum Rights Mask") 03h BYTE directory handle 04h BYTE rights to grant (see AH=E2h/SF=03h) 05h BYTE rights to revoke (see AH=E2h/SF=03h) 06h BYTE length of directory path (00h-FFh) 07h N BYTEs directory path Note: the rights specified at offset 05h are revoked first, and then the rights specified at offset 04h are added to the resulting rights mask Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E2--SF05------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET VOLUME NUMBER AH = E2h subfn 05h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h) (see AH=E2h/SF=00h) Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=DAh,AH=E2h/SF=02h,AH=E2h/SF=05h,AH=E2h/SF=15h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD length of following data (max 12h) 02h BYTE 05h (subfunction "Get Volume Number") 03h BYTE length of volume name (01h-10h) 04h N BYTEs volume name Format of reply buffer: Offset Size Description 00h WORD (call) 0001h (length of following results buffer) 02h BYTE volume number --------N-21E2--SF06------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET VOLUME NAME AH = E2h subfn 06h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h) (see AH=E2h/SF=00h) Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=DAh,AH=E2h/SF=02h,AH=E2h/SF=05h,AH=E2h/SF=15h,AH=E2h/SF=1Ah SeeAlso: AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 06h (subfunction "Get Volume Name") 03h BYTE volume number Format of reply buffer: Offset Size Description 00h WORD (call) 0011h (length of following results buffer) 02h BYTE length of volume name 03h 16 BYTEs NUL-padded volume name --------N-21E2--SF0A------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - CREATE DIRECTORY AH = E2h subfn 0Ah DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,84h,98h,FCh) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=39h,AH=E2h/SF=0Bh,AH=E2h/SF=0Fh Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 0Ah (subfunction "Create Directory") 03h BYTE directory handle 04h BYTE maximum directory rights (see AH=E2h/SF=01h) 05h BYTE length of directory path (00h-FFh) 06h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E2--SF0B------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - DELETE DIRECTORY AH = E2h subfn 0Bh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,8Ah,98h,9Bh,9Ch,9Fh,A0h) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=3Ah,AH=E2h/SF=0Ah,AH=E2h/SF=0Fh Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 0Bh (subfunction "Delete Directory") 03h BYTE directory handle 04h BYTE unused 05h BYTE length of directory path (00h-FFh) 06h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E2--SF0C------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SCAN DIRECTORY FOR TRUSTEES AH = E2h subfn 0Ch DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 9Ch no more trustees Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E2h/SF=0Dh,AH=E2h/SF=0Eh,AH=E3h/SF=47h Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 0Ch (subfunction "Scan Directory For Trustees") 03h BYTE directory handle 04h BYTE sequence number 00h on first call, increment for each subsequent call 05h BYTE length of directory path (00h-FFh) 06h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0031h (length of following results buffer) 02h 16 BYTEs directory name 12h 4 BYTEs date and time of creation 16h DWORD (big-endian) object ID of owner 1Ah 5 DWORDs (big-endian) object IDs of Trustees 0 through 4 00000000h = end of group 2Eh 5 BYTEs directory rights for Trustees 0 through 4 (see AH=E2h/SF=03h) --------N-21E2--SF0D------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - ADD TRUSTEE TO DIRECTORY AH = E2h subfn 0Dh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,8Ch,FCh) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=0Ch,AH=E2h/SF=0Eh,AH=E3h/SF=47h Format of request buffer: Offset Size Description 00h WORD length of following data (max 107h) 02h BYTE 0Dh (subfunction "Add Trustee To Directory") 03h BYTE directory handle 04h DWORD (big-endian) object ID of trustee 08h BYTE trustee directory rights (see AH=E2h/SF=01h) 09h BYTE length of directory path (00h-FFh) 0Ah N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E2--SF0E------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - DELETE TRUSTEE FROM DIRECTORY AH = E2h subfn 0Eh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h,9Bh,9Ch) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=0Ch,AH=E2h/SF=0Dh Format of request buffer: Offset Size Description 00h WORD length of following data (max 107h) 02h BYTE 0Eh (subfunction "Delete Trustee From Directory") 03h BYTE directory handle 04h DWORD (big-endian) object ID of trustee 08h BYTE unused 09h BYTE length of directory path (00h-FFh) 0Ah N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E2--SF0F------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - RENAME DIRECTORY AH = E2h subfn 0Fh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,8Bh,9Bh,9Ch,9Eh) (see AH=E2h/SF=00h) Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX directories SYS:LOGIN, SYS:MAIL, and SYS:PUBLIC must not be renamed SeeAlso: AH=56h,AH=E2h/SF=0Ah,AH=E2h/SF=0Bh Format of request buffer: Offset Size Description 00h WORD length of following data (max 111h) 02h BYTE 0Fh (subfunction "Rename Directory") 03h BYTE directory handle 04h BYTE length of directory path (00h-FFh) 05h N BYTEs directory path BYTE length of new directory name (01h-0Eh) N BYTEs new directory name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E2--SF10------------------------- INT 21 - Novell NetWare - FILE SERVICES - PURGE ERASED FILES AH = E2h subfn 10h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Desc: purges files marked for deletion on the file server by the calling workstation Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=13h,AH=41h,AH=E2h/SF=11h,AH=E3h/SF=CEh,AX=F244h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 10h (subfunction "Purge Erased Files") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E2--SF11------------------------- INT 21 - Novell NetWare - FILE SERVICES - RESTORE ERASED FILE AH = E2h subfn 11h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 98h nonexistent volume FFh no more erased files Desc: restores one file marked for deletion which has not yet been purged Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=13h,AH=41h,AH=E2h/SF=10h,AH=E3h/SF=CEh,AX=F244h Format of request buffer: Offset Size Description 00h WORD length of following data (max 13h) 02h BYTE 11h (subfunction "Restore Erased File") 03h BYTE directory handle or 00h 04h BYTE length of volume name 05h N BYTEs volume name (including colon) Note: if both a directory handle and a volume name are specified, the volume name overrides the handle Format of reply buffer: Offset Size Description 00h WORD (call) 001Eh (size of following results buffer) 02h 15 BYTEs ASCIZ name of erased file 11h 15 BYTEs ASCIZ name under which file was restored --------N-21E2--SF12------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - ALLOC PERMANENT DIRECTORY HANDLE AH = E2h subfn 12h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,98h,9Ch) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=00h,AH=E2h/SF=13h,AH=E2h/SF=14h Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 12h (subfunction "Alloc Permanent Directory Handle") 03h BYTE directory handle 04h BYTE drive ('A'-'Z') 05h BYTE length of directory path 06h N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0002h (size of following results buffer) 02h BYTE new directory handle 03h BYTE effective directory rights (see AH=E2h/SF=01h) --------N-21E2--SF13------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - ALLOC TEMPORARY DIRECTORY HANDLE AH = E2h subfn 13h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see AH=E2h/SF=12h) Return: AL = status (00h,98h,9Ch) (see AH=E2h/SF=00h) Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX this call is the same as AH=E2h/SF=12h except that the directory handle will be automatically deallocated when the calling application executes an End of Job call (AH=D6h) or terminates SeeAlso: AH=D6h,AH=E2h/SF=00h,AH=E2h/SF=12h,AH=E2h/SF=14h,AH=E2h/SF=16h Format of request buffer: Offset Size Description 00h WORD length of following data (max 103h) 02h BYTE 13h (subfunction "Alloc Temporary Directory Handle") 03h BYTE directory handle 04h BYTE drive ('A'-'Z') 05h BYTE length of directory path 06h N BYTEs directory path --------N-21E2--SF14------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - DEALLOCATE DIRECTORY HANDLE AH = E2h subfn 14h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,9Bh) (see AH=E2h/SF=00h) Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=12h,AH=E2h/SF=13h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 14h (subfunction "Deallocate Directory Handle") 03h BYTE directory handle Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no returned data) --------N-21E2--SF15------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET VOLUME INFO WITH HANDLE AH = E2h subfn 15h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=DAh,AH=E2h/SF=02h,AH=E2h/SF=06h,AH=E2h/SF=19h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 15h (subfunction "Get Volume Info With Handle") 03h BYTE directory handle Format of reply buffer: Offset Size Description 00h WORD (call) 001Ch (length of following results buffer) 02h WORD (big-endian) sectors per block 04h WORD (big-endian) total blocks on volume 06h WORD (big-endian) blocks available on volume 08h WORD (big-endian) total directory slots 0Ah WORD (big-endian) directory slots available 0Ch 16 BYTEs NUL-padded volume name 1Ch WORD (big-endian) flag: volume removable if nonzero --------N-21E2--SF16------------------------- INT 21 u - Novell NetWare - DIRECTORY SERVICES - ALLOC SPECIAL TEMP DIR HANDLE AH = E2h subfn 16h DS:SI -> request buffer (see below) ES:DI -> reply buffer Return: AL = status Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX, but is not described in _NetWare_System_Calls--DOS_ SeeAlso: AH=E2h/SF=13h,AH=E2h/SF=14h Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE 16h (subfunction "Allocate Special Temporary Directory Handle") ??? --------N-21E2--SF17------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SAVE DIRECTORY HANDLE AH = E2h subfn 17h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful else network error code Note: this function is supported by Advanced NetWare 2.0+ and Alloy NTNX SeeAlso: AH=E2h/SF=12h,AH=E2h/SF=17h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 18h (subfunction "Restore Directory Handle") 03h BYTE directory handle Format of reply buffer: Offset Size Description 00h WORD (call) 0010h (length of following results buffer) 02h 16 BYTEs save buffer --------N-21E2--SF18------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - RESTORE DIRECTORY HANDLE AH = E2h subfn 18h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful else network error code Desc: restore a previously saved directory handle to reproduce an executing environment, possibly on a different execution site Note: this function is supported by Advanced NetWare 2.0+ and Alloy NTNX SeeAlso: AH=E2h/SF=12h,AH=E2h/SF=17h Format of request buffer: Offset Size Description 00h WORD 0011h (length of following data) 02h BYTE 18h (subfunction "Restore Directory Handle") 03h 16 BYTEs save buffer Format of reply buffer: Offset Size Description 00h WORD (call) 0002h (length of following results buffer) 02h BYTE new directory handle 03h BYTE effective rights (see AH=E2h/SF=03h) --------N-21E2--SF19------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SET DIRECTORY INFORMATION AH = E2h subfn 19h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,9Bh,9Ch) (see AH=E2h/SF=00h) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E2h/SF=02h,AH=E2h/SF=0Fh Format of request buffer: Offset Size Description 00h WORD length of following data (max 10Bh) 02h BYTE 19h (subfunction "Set Directory Information") 03h BYTE directory handle 04h DWORD (big-endian) date and time of creation 08h DWORD (big-endian) object ID of owner 0Ch BYTE maximum directory rights (see AH=E2h/SF=03h) 0Dh BYTE length of directory path 0Eh N BYTEs directory path Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E2--SF1A------------------------- INT 21 - Novell NetWare - FILE SERVER - GET PATH FROM DIRECTORY ENTRY AH = E2h subfn 1Ah DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=01h,AH=E2h/SF=06h,AH=E3h/SF=D7h Format of request buffer: Offset Size Description 00h WORD 0004h (length of following data) 02h BYTE 1Ah (subfunction "Get Path From Directory Entry") 03h BYTE volume number (00h-1Fh) 04h WORD (big-endian) directory entry number Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 200h) 02h 256 BYTEs path --------E-21E3------------------------------- INT 21 - OS/286, OS/386 - ISSUE REAL INTERRUPT AH = E3h AL = interrupt number ??? Return: ??? Note: protected mode only??? SeeAlso: AH=E1h"OS/286",INT 31/AX=0300h --------T-21E3------------------------------- INT 21 - DoubleDOS - ADD CHARACTER TO KEYBOARD BUFFER OF CURRENT JOB AH = E3h AL = character Return: AL = 00h successful 01h buffer full (128 characters) SeeAlso: AH=E1h"DoubleDOS",AH=E2h"DoubleDOS",AH=E8h"DoubleDOS" SeeAlso: AH=F3h"DoubleDOS" --------N-21E3------------------------------- INT 21 - Novell NetWare - CONNECTION CONTROL AH = E3h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful else error code Note: supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E3h/SF=0Ah,AH=E3h/SF=32h,AH=E3h/SF=64h,AH=E3h/SF=C8h Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE subfunction number 00h login 01h change password 02h map user to station set 03h map object to number 04h map number to object 05h get station's logged information 06h get station's root mask (obsolete) 07h map group name to number 08h map number to group name 09h get memberset M of group G var depends on subfunction Notes: the above subfunctions are not described in _NetWare_System_Calls--DOS_ see separate entries below for other subfunctions Format of reply buffer: Offset Size Description 00h WORD (call) length of following buffer space for results var depends on subfunction Format of object property: Offset Size Description 00h 1-16 BYTEs property name N BYTE flags bit 0: property is dynamic bit 1: property is a set rather than an item N+1 BYTE security levels (see below) ??? Names of well-known properties: ACCOUNT_BALANCE ACCOUNT_SERVERS GROUP_MEMBERS GROUPS_I'M_IN IDENTIFICATION user's name LOGIN_CONTROL NET_ADDRESS OPERATORS PASSWORD SECURITY_EQUALS Values for security levels: 00h "anyone" everyone may access 01h "logged" only logged-in clients may access 02h "object" only clients logged-in with object's name, type, and password 03h "supervisor" only clients logged-in with supervisor privileges 04h "NetWare" only NetWare may access Note: the above values are stored in a nybble; the high half-byte is write access and the low half-byte is read access Values for object type: 0000h unknown 0001h user 0002h user group 0003h print queue 0004h file server 0005h job server 0006h gateway 0007h print server 0008h archive queue 0009h archive server 000Ah job queue 000Bh administration 0026h remote bridge server 0047h advertising print server 0048h-8000h reserved FFFFh wild (used only for finding objects) --------N-21E3--SF0A------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - ENTER LOGIN AREA AH = E3h subfn 0Ah DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: change the login directory for the calling workstation Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=D7h,AH=E3h/SF=14h Format of request buffer: Offset Size Description 00h WORD length of following data (max 102h) 02h BYTE 0Ah (subfunction "Enter Login Area") 03h BYTE number of local drives 04h BYTE length of subdirectory name (00h-FFh) 05h N BYTEs name of subdirectory under SYS:LOGIN where to find the login utility Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF0C------------------------- INT 21 U - Novell NetWare - VERIFY NETWORK SERIAL NUMBER AH = E3h subfn 0Ch DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: if the network serial number to be verified is correct, the reply buffer will contain the corresponding application number SeeAlso: AH=E3h/SF=12h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 0Ch (subfunction "Verify Network Serial Number") 03h DWORD (big-endian) network serial number to verify Format of reply buffer: Offset Size Description 00h WORD (call) 0002h (size of following results buffer) 02h WORD (big-endian) application number --------N-21E3--SF0D------------------------- INT 21 - Novell NetWare - MESSAGE SERVICES - LOG NETWORK MESSAGE AH = E3h subfn 0Dh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: append a line to the default file server's NET$LOG.MSG file Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E1h/SF=09h Format of request buffer: Offset Size Description 00h WORD length of following data (max 52h) 02h BYTE 0Dh (subfunction "Log Network Message") 03h BYTE length of message (01h-50h) 04h N BYTEs message (no control characters or characters > 7Eh) --------N-21E3--SF0E------------------------- INT 21 - Novell NetWare - FILE SERVER - GET DISK UTILIZATION AH = E3h subfn 0Eh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 98h nonexistent volume F2h not permitted to read object Notes: this function is supported by Advanced NetWare 2.1+ the caller must have bindery object read privileges SeeAlso: AH=E3h/SF=11h,AH=E3h/SF=D6h,AH=E3h/SF=D9h,AH=E3h/SF=E6h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 0Eh (subfunction "Get Disk Utilization") 03h BYTE volume number (00h-1Fh) 04h DWORD (big-endian) object ID Format of reply buffer: Offset Size Description 00h WORD (call) 000Bh (size of following results buffer) 02h BYTE volume number (00h-1Fh) 03h DWORD (big-endian) object ID 07h WORD (big-endian) directories used by object 09h WORD (big-endian) files created by object 0Bh WORD (big-endian) disk blocks used by object-created files --------N-21E3--SF0F------------------------- INT 21 - Novell NetWare - FILE SERVICES - SCAN FILE INFORMATION AH = E3h subfn 0Fh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 89h not permitted to search directory FFh no more matching files Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=B6h,AH=E3h/SF=10h Format of request buffer: Offset Size Description 00h WORD length of following data (max 105h) 02h BYTE 0Fh (subfunction "Scan File Information") 03h WORD (big-endian) sequence number FFFFh on first call 05h BYTE directory handle or 00h 06h BYTE search attributes (see AX=4301h) 07h BYTE length of filespec 08h N BYTEs ASCIZ uppercase filespec Format of reply buffer: Offset Size Description 00h WORD (call) 005Eh (size of following results buffer) 02h WORD next sequence number (place in request buffer for next call) 04h 14 BYTEs ASCIZ filename 12h BYTE file attributes (see AX=4301h for format) 13h BYTE extended file attributes (see AH=B6h for format) 14h DWORD (big-endian) file size in bytes 18h WORD (big-endian) file's creation date (see AX=5700h for format) 1Ah WORD (big-endian) date of last access (see AX=5700h for format) 1Ch DWORD (big-endian) date and time of last update (see AH=E2h/SF=02h) 20h DWORD (big-endian) object ID of owner 24h DWORD (big-endian) date and time last archived (see AH=E2h/SF=02h) 28h 55 BYTEs reserved Note: the official documentation erroneously lists the field at offset 04h as 15 bytes and thus shifts the remaining fields by one byte --------N-21E3--SF10------------------------- INT 21 - Novell NetWare - FILE SERVICES - SET FILE INFORMATION AH = E3h subfn 10h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the caller must have modify privileges on the directory containing the file SeeAlso: AH=B6h,AH=E3h/SF=0Fh Format of request buffer: Offset Size Description 00h WORD length of following data (max 151h) 02h BYTE 10h (subfunction "Set File Information") 03h BYTE file attributes (see AX=4301h for format) 04h BYTE extended file attributes (see AH=B6h for format) 05h 4 BYTEs reserved 09h WORD (big-endian) file's creation date (see AX=5700h for format) 0Bh WORD (big-endian) date of last access (see AX=5700h for format) 0Dh DWORD (big-endian) date and time of last update (see AH=E2h/SF=02h) 11h DWORD (big-endian) object ID of owner 15h DWORD (big-endian) date and time last archived (see AH=E2h/SF=02h) 19h 56 BYTEs reserved 51h BYTE directory handle or 00h 52h BYTE search attributes (see AX=4301h for format) 53h BYTE length of filename 54h N BYTEs filename Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF11------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER INFORMATION AH = E3h subfn 11h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: determine the version of software installed on the file server and how it is configured Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=0Eh,AE3h/SF=12h,AH=E3h/SF=CDh,AH=E3h/SF=D3h,AH=E3h/SF=E7h SeeAlso: AH=E7h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 11h (subfunction "Get File Server Information") Format of reply buffer: Offset Size Description 00h WORD (call) 0080h (size of following results buffer) 02h 48 BYTEs server's name 32h BYTE NetWare version 33h BYTE NetWare subversion (0-99) 34h WORD (big-endian) number of connections supported 36h WORD (big-endian) number of connections in use 38h WORD (big-endian) maximum connected volumes ---Advanced NetWare 2.1+ --- 3Ah BYTE operating system revision number 3Bh BYTE fault tolerance (SFT) level 3Ch BYTE TTS level 3Dh WORD (big-endian) maximum simultaneously-used connections 3Fh BYTE accounting version 40h BYTE VAP version 41h BYTE queueing version 42h BYTE print server version 43h BYTE virtual console version 44h BYTE security restrictions level 45h BYTE internetwork bridge version 46h 60 BYTEs reserved --------N-21E3--SF12------------------------- INT 21 - Novell NetWare - GET NETWORK SERIAL NUMBER AH = E3h subfn 12h AL = 00h BX = CX = DX = 0000h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: return the serial number and application number for the software installed on the file server Notes: this function is supported by Advanced NetWare 2.1+ reportedly, the workstation crashes if AL,BX,CX, and DX are not all zero SeeAlso: AH=E3h/SF=0Ch,AH=E3h/SF=11h Format of request buffer: offset size description 00h WORD 0001h (length of following data) 02h BYTE 12h (subfunction "Get Serial Number") Format of reply buffer: offset size description 00h WORD (call) 0006h (size of following results buffer) 02h 4 BYTEs (big-endian) NetWare server serial number 06h 2 BYTEs (big-endian) NetWare application serial number --------N-21E3--SF13------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - GET INTERNET ADDRESS AH = E3h subfn 13h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=DCh"NetWare",AH=E3h/SF=16h,AH=EEh"NetWare" Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 13h (subfunction "Get Internet Address") 03h BYTE logical connection number (01h-64h) Format of reply buffer: Offset Size Description 00h WORD (call) 000Ch (length of following results buffer) 02h 4 BYTEs network number 06h 6 BYTEs physical node address 0Ch 2 BYTEs socket number --------N-21E3--SF14------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - LOGIN TO FILE SERVER AH = E3h subfn 14h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: this function retrieves a list indicating the connection numbers under which a bindery object is logged into the default file server Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=D7h"NetWare",AH=F1h"NetWare" Format of request buffer: Offset Size Description 00h WORD length of following data (max B3h) 02h BYTE 14h (subfunction "Login To File Server") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name BYTE length of password N BYTEs password Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF15------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - GET OBJECT CONNECTION NUMBERS AH = E3h subfn 15h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Desc: this function retrieves a list indicating the connection numbers under which a bindery object is logged into the default file server Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=DCh"NetWare",AH=E3h/SF=16h Format of request buffer: Offset Size Description 00h WORD length of following data (max 33h) 02h BYTE 15h (subfunction "Get Object Connection Numbers") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name Format of reply buffer: Offset Size Description 00h WORD (call) length of following results buffer (max 65h) 02h BYTE number of connections 03h N BYTEs connection list --------N-21E3--SF16------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - GET CONNECTION INFORMATION AH = E3h subfn 16h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=D7h,AH=DCh"NetWare",AH=E3h/SF=14h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE 16h (subfunction "Get Connection Information") 03h BYTE logical connection number (01h-64h) Format of reply buffer: Offset Size Description 00h WORD (call) 003Eh (length of following results buffer) 02h DWORD (big-endian) object ID for object logged in on the connection 00000000h if no object logged in 06h WORD (big-endian) type of object 08h 48 BYTEs name of object 38h 7 BYTEs login time (see below) Note: much of the Novell documentation incorrectly states the reply buffer length as 3Fh instead of 40h, which corresponds to a results length of 3Dh (61) bytes instead of the correct 3Eh (62) bytes Format of login time: Offset Size Description 00h BYTE year (80-99 = 1980-1999, 00-79 = 2000-2079) 01h BYTE month (1-12) 02h BYTE day (1-31) 03h BYTE hour (0-23) 04h BYTE minute (0-59) 05h BYTE second (0-59) 06h BYTE day of week (0 = Sunday) --------N-21E3--SF32------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CREATE BINDERY OBJECT AH = E3h subfn 32h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=33h,AH=E3h/SF=34h,AH=E3h/SF=38h,AH=E3h/SF=39h Values for status: 00h successful 96h server out of memory EEh object already exists EFh invalid name F0h wildcard not allowed F1h invalid bindery security level F3h not permitted to rename object F4h not permitted to delete objects F5h not permitted to create objects FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max 35h) 02h BYTE 32h (subfunction "Create Bindery Object") 03h BYTE object flag 00h static 01h dynamic 04h BYTE object security levels 05h WORD (big-endian) type of object 07h BYTE length of object's name 08h N BYTEs object's name Format of reply buffer: Offset Size Description 00h WORD 0000h (no data returned) --------N-21E3--SF33------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - DELETE BINDERY OBJECT AH = E3h subfn 33h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=32h) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=34h Format of request buffer: Offset Size Description 00h WORD length of following data (max 33h) 02h BYTE 33h (subfunction "Delete Bindery Object") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF34------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - RENAME BINDERY OBJECT AH = E3h subfn 34h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=32h) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=33h Format of request buffer: Offset Size Description 00h WORD length of following data (max 63h) 02h BYTE 34h (subfunction "Rename Bindery Object") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name BYTE length of new name (01h-2Fh) N BYTEs new name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF35------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - GET BINDERY OBJECT ID AH = E3h subfn 35h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 96h server out of memory FCh no such object FEh server bindery locked FFh bindery failure Notes: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the requesting workstation must be logged into the file server with read access to the bindery object SeeAlso: AH=E3h/SF=36h,AH=E3h/SF=44h Format of request buffer: Offset Size Description 00h WORD length of following data (max 33h) 02h BYTE 35h (subfunction "Get Bindery Object ID") 03h WORD (big-endian) type of object 05h BYTE length of object's name 06h N BYTEs object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0036h (length of following buffer space) 02h DWORD (big-endian) object ID 06h WORD (big-endian) type of object 08h 48 BYTEs object name --------N-21E3--SF36------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - GET BINDERY OBJECT NAME AH = E3h subfn 36h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Notes: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the requesting workstation must be logged into the file server with read access to the bindery object SeeAlso: AH=E3h/SF=35h,AH=E3h/SF=44h Values for status: 00h successful 96h server out of memory EFh invalid name F0h wildcard not allowed FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 36h (subfunction "Get Bindery Object Name") 03h DWORD (big-endian) object ID Format of reply buffer: Offset Size Description 00h WORD (call) 0036h (length of following buffer space) 02h DWORD (big-endian) object ID 06h WORD (big-endian) type of object 08h 48 BYTEs object name --------N-21E3--SF37------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - SCAN BINDERY OBJECT AH = E3h subfn 37h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=36h) Notes: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the requesting workstation must be logged into the file server with read access to the bindery object SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=33h,AH=E3h/SF=38h,AH=E3h/SF=3Ch Format of request buffer: Offset Size Description 00h WORD length of following data (max 37h) 02h BYTE 37h (subfunction "Scan Bindery Object") 03h DWORD (big-endian) last object ID 07h WORD (big-endian) type of object 09h BYTE length of object's name 0Ah N BYTEs object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0039h (length of following buffer space) 02h DWORD (big-endian) object ID FFFFFFFFh for first call 06h WORD (big-endian) type of object 08h 48 BYTEs object name (counted string) 38h BYTE object flag (00h static, 01h dynamic) 39h BYTE object's security levels 3Ah BYTE object properties flag (00h no, FFh yes) --------N-21E3--SF38------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CHANGE BINDERY OBJECT SECURITY AH = E3h subfn 38h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 96h server out of memory F0h wildcard not allowed F1h invalid bindery security level FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=3Bh Format of request buffer: Offset Size Description 00h WORD length of following data (max 34h) 02h BYTE 38h (subfunction "Change Bindery Object Security") 03h BYTE new security levels 04h WORD (big-endian) type of object 06h BYTE length of object's name (01h-2Fh) 07h N BYTEs object name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF39------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CREATE PROPERTY AH = E3h subfn 39h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=3Bh Values for status: 00h successful 96h server out of memory EDh property already exists EFh invalid name F0h wildcard not allowed F1h invalid bindery security level F6h not permitted to delete properties F7h not permitted to create properties FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max 45h) 02h BYTE 39h (subfunction "Create Property") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name BYTE property flags BYTE property security levels BYTE length of property's name (01h-0Fh) N BYTEs property's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF3A------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - DELETE PROPERTY AH = E3h subfn 3Ah DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=39h) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=32h,AH=E3h/SF=39h Format of request buffer: Offset Size Description 00h WORD length of following data (max 43h) 02h BYTE 3Ah (subfunction "Delete Property") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object's name BYTE length of property's name (01h-0Fh) N BYTEs property's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF3B------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CHANGE PROPERTY SECURITY AH = E3h subfn 3Bh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 96h server out of memory F0h wildcard not allowed F1h invalid bindery security level FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=38h Format of request buffer: Offset Size Description 00h WORD length of following data (max 44h) 02h BYTE 3Bh (subfunction "Change Property Security") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name BYTE new property security levels BYTE length of property's name N BYTEs property name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF3C------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - SCAN PROPERTY AH = E3h subfn 3Ch DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=37h,AH=E3h/SF=3Bh Values for status: 00h successful 96h server out of memory F1h invalid bindery security level FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max 47h) 02h BYTE 3Ch (subfunction "Scan Property") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name DWORD (big-endian) sequence number FFFFFFFFh for first call BYTE length of property's name (01h-0Fh) N BYTEs property's name Format of reply buffer: Offset Size Description 00h WORD (call) 0018h (length of following results buffer) 02h 16 BYTEs property name 12h BYTE property flags 13h BYTE property security levels 14h DWORD (big-endian) sequence number 18h BYTE property value flag (00h no, FFh yes) 19h BYTE more properties (00h no, FFh yes) --------N-21E3--SF3D------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - READ PROPERTY VALUE AH = E3h subfn 3Dh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Desc: retrieve one 128-byte segment of the specified property's value Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=39h,AH=E3h/SF=3Ch,AH=E3h/SF=3Eh Values for status: 00h successful 96h server out of memory E8h not item property ECh no such segment F0h wildcard not allowed F1h invalid bindery security level F8h not permitted to write property F9h not permitted to read property FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max 44h) 02h BYTE 3Dh (subfunction "Read Property Value") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name BYTE segment number (01h on first call, increment until done) BYTE length of property's name (01h-0Fh) N BYTEs property name Format of reply buffer: Offset Size Description 00h WORD (call) 0082h (length of following results buffer) 02h 128 BYTEs property's value 82h BYTE more segments (00h no, FFh yes) 83h BYTE property's flags --------N-21E3--SF3E------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - WRITE PROPERTY VALUE AH = E3h subfn 3Eh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=3Dh) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=39h,AH=E3h/SF=3Ch,AH=E3h/SF=3Eh Format of request buffer: Offset Size Description 00h WORD length of following data (max C5h) 02h BYTE 3Eh (subfunction "Write Property Value") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name BYTE segment number (01h on first call, increment until done) BYTE erase remaining segments (00h no, FFh yes) BYTE length of property's name (01h-0Fh) N BYTEs property name 128 BYTEs property value segment Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF3F------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - VERIFY BINDERY OBJECT PASSWORD AH = E3h subfn 3Fh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=40h Values for status: 00h successful 96h server out of memory F0h wildcard not allowed FBh no such property FCh no such object FEh server bindery locked FFh bindery failure: no such object, bad password, no password for object, or invalid old password Format of request buffer: Offset Size Description 00h WORD length of following data (max 133h) 02h BYTE 3Fh (subfunction "Verify Bindery Object Password") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name BYTE length of password (00h-7Fh) N BYTEs password Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF40------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CHANGE BINDERY OBJECT PASSWORD AH = E3h subfn 40h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=3Fh) Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=3Fh,AH=E3h/SF=41h Format of request buffer: Offset Size Description 00h WORD length of following data (max 133h) 02h BYTE 40h (subfunction "Change Bindery Object Password") 03h WORD (big-endian) type of object 05h BYTE length of object's name (01h-2Fh) 06h N BYTEs object name BYTE length of old password (00h-7Fh) N BYTEs old password BYTE length of new password (00h-7Fh) N BYTEs new password Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF41------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - ADD BINDERY OBJECT TO SET AH = E3h subfn 41h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see below) Desc: add the specified object to a set property Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=40h,AH=E3h/SF=42h,AH=E3h/SF=43h Values for status: 00h successful 96h server out of memory E9h member already exists EAh member does not exist EBh not a group property F0h wildcard not allowed F8h can't write property F9h not permitted to read property FBh no such property FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max 75h) 02h BYTE 41h (subfunction "Add Bindery Object to Set") 03h WORD (big-endian) type of object 05h BYTE length of object's name 06h N BYTEs object name BYTE length of property name (01h-0Fh) N BYTEs property name WORD (big-endian) type of member object BYTE length of member object's name N BYTEs member object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF42------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - DELETE BINDERY OBJECT FROM SET AH = E3h subfn 42h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=41h) Desc: delete the specified object from a set property Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=40h,AH=E3h/SF=42h,AH=E3h/SF=43h Format of request buffer: Offset Size Description 00h WORD length of following data (max 75h) 02h BYTE 42h (subfunction "Delete Bindery Object from Set") 03h WORD (big-endian) type of object 05h BYTE length of object's name 06h N BYTEs object name BYTE length of property name (01h-0Fh) N BYTEs property name WORD (big-endian) type of member object BYTE length of member object's name N BYTEs member object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF43------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - IS BINDERY OBJECT IN SET AH = E3h subfn 43h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see AH=E3h/SF=41h) Desc: determine whether the specified object is a member of the given set property Notes: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the caller must have read access to the property SeeAlso: AH=E3h/SF=41h,AH=E3h/SF=42h Format of request buffer: Offset Size Description 00h WORD length of following data (max 75h) 02h BYTE 43h (subfunction "Is Bindery Object In Set") 03h WORD (big-endian) type of object 05h BYTE length of object's name 06h N BYTEs object's name BYTE length of property's name N BYTEs property's name WORD (big-endian) type of member object BYTE length of member object's name N BYTEs member object's name Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF44------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - CLOSE BINDERY AH = E3h subfn 44h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E3h/SF=45h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 44h (subfunction "Close Bindery") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF45------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - OPEN BINDERY AH = E3h subfn 45h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Notes: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX the bindery may only be opened by the supervisor or an object with equivalent privileges SeeAlso: AH=E3h/SF=44h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 45h (subfunction "Open Bindery") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no data returned) --------N-21E3--SF46------------------------- INT 21 - Novell NetWare - BINDERY SERVICES - GET BINDERY ACCESS LEVEL AH = E3h subfn 46h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 46h (subfunction "Get Bindery Access Level") Format of reply buffer: Offset Size Description 00h WORD 0005h (length of following buffer) 02h BYTE security levels 03h DWORD (big-endian) object ID --------N-21E3--SF47------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - SCAN BINDERY OBJ TRUSTEE PATHS AH = E3h subfn 47h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful 96h server out of memory F0h wildcard not allowed F1h invalid bindery security level FCh no such object FEh server bindery locked FFh bindery failure Desc: iterate through the directories to which an object is a trustee Note: this function is supported by Advanced NetWare 1.0+ and Alloy NTNX SeeAlso: AH=E2h/SF=0Ch,AH=E2h/SF=0Dh,AH=E2h/SF=0Eh Format of request buffer: Offset Size Description 00h WORD 0008h (length of following data) 02h BYTE 47h (subfunction "Scan Bindery Object Trustee Paths") 03h BYTE volume number (00h-1Fh) 04h WORD (big-endian) last sequence number (FFFFh on first call) 06h DWORD (big-endian) object ID Format of reply buffer: Offset Size Description 00h WORD (call) length of following results buffer (max 107h) 02h WORD (big-endian) next sequence number 04h DWORD (big-endian) object ID 08h BYTE trustee directory rights (see AH=E2h/SF=03h) 09h BYTE length of trustee path 0Ah N BYTEs trustee path --------N-21E3--SF64------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CREATE QUEUE AH = E3h subfn 64h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,99h,9Bh,9Ch,EDh-F1h,F5h,F7h,FCh,FEh,FFh) (see below) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation with supervisor privileges SeeAlso: AH=E3h/SF=65h,AH=E3h/SF=66h,AH=E3h/SF=68h,AH=E3h/SF=6Bh Values for status: 00h successful 96h server out of memory 99h directory full 9Bh invalid directory handle 9Ch invalid path D0h queue error D1h no such queue D2h no server for queue D3h no queue rights D4h queue full D5h no queue job D6h no job rights D7h queue servicing error D9h station is not a server DAh queue halted DBh too many queue servers EDh property already exists EEh object already exists EFh invalid name F0h wildcard not allowed F1h invalid bindery security level F5h not permitted to create object F7h not permitted to create property FCh no such object FEh server bindery locked FFh bindery failure Format of request buffer: Offset Size Description 00h WORD length of following data (max ABh) 02h BYTE 64h (subfunction "Create Queue") 03h WORD (big-endian) queue type 05h BYTE length of queue's name (01h-2Fh) 06h N BYTEs queue's name BYTE directory handle or 00h BYTE length of path name (01h-76h) N BYTEs path name of directory in which to create queue subdirectory Format of reply buffer: Offset Size Description 00h WORD (call) 0004h (size of following results buffer) 02h DWORD (big-endian) object ID of queue --------N-21E3--SF65------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - DESTROY QUEUE AH = E3h subfn 65h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,FFh) (see also AH=E3h/SF=64h) FFh hardware failure Desc: abort all active jobs, detach all job servers, remove all job entries, delete all job files, remove the queue object and its properties from the bindery, and delete the queue's subdirectory Notes: this function is supported by Advanced NetWare 2.1+ caller must have SUPERVISOR privileges SeeAlso: AH=E3h/SF=64h,AH=E3h/SF=66h,AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=70h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 65h (subfunction "Destroy Queue") 03h DWORD (big-endian) object ID of queue Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF66------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - READ QUEUE CURRENT STATUS AH = E3h subfn 66h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D1h-D3h,F1h,FCh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the queue's Q_USERS or Q_OPERATORS properties SeeAlso: AH=E3h/SF=64h,AH=E3h/SF=67h,AH=E3h/SF=6Fh,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 66h (subfunction "Read Queue Current Status") 03h DWORD (big-endian) object ID of queue Format of reply buffer: Offset Size Description 00h WORD (call) 0085h (size of following results) 02h DWORD (big-endian) object ID of queue 06h BYTE status of queue (see below) 07h BYTE number of jobs in queue (00h-FAh) 08h BYTE number of servers attached to queue (00h-19h) 09h 25 DWORDs list of object IDs of attached servers 6Dh 25 BYTEs list of attached servers' stations 86h BYTE (call) maximum number of servers to return Bitfields for queue status: Bit(s) Description 0 operator disabled addition of new jobs 1 operator refuses additional job servers attaching 2 operator disabled job servicing --------N-21E3--SF67------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - SET QUEUE CURRENT STATUS AH = E3h subfn 67h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,D3h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must have operator privileges SeeAlso: AH=E3h/SF=64h,AH=E3h/SF=66h,AH=E3h/SF=6Fh,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0006h (length of following data) 02h BYTE 67h (subfunction "Set Queue Current Status") 03h DWORD (big-endian) object ID of queue 07h BYTE queue status (see AH=E3h/SF=66h) Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF68------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CREATE QUEUE JOB AND FILE AH = E3h subfn 68h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,99h,9Ch,D0h-D4h,DAh,EDh,EFh-F1h,F7h,FCh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the queue's Q_USER property SeeAlso: AH=E0h"SPOOLING",AH=E3h/SF=69h,AH=E3h/SF=6Ah,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0107h (length of following data) 02h BYTE 68h (subfunction "Close File and Start Queue Job") 03h DWORD (big-endian) object ID of queue 07h BYTE client station 08h BYTE client task number 09h DWORD (big-endian) object ID of client 0Dh DWORD (big-endian) object ID of target server FFFFFFFh if any server acceptable 11h 6 BYTEs target execution time (year,month,day,hour,minute,second) FFFFFFFFFFFFh to execute as soon as possible 17h 6 BYTEs job entry time (year,month,day,hour,minute,second) 1Dh WORD (big-endian) job number 1Fh WORD (big-endian) job type 21h BYTE job position 22h BYTE job control flags 23h 14 BYTEs ASCIZ job file name 31h 6 BYTEs job file handle 37h BYTE server station 38h BYTE server task number 39h DWORD (big-endian) object ID of server 3Dh 50 BYTEs ASCIZ job description string 6Fh 152 BYTEs client record area Format of reply buffer: Offset Size Description 00h WORD (call) 0036h (size of following results buffer) 02h BYTE client station 03h BYTE client task number 04h DWORD (big-endian) object ID of client 08h DWORD (big-endian) object ID of target server 0Ch 6 BYTEs target execution time (year,month,day,hour,minute,second) 12h 6 BYTEs job entry time (year,month,day,hour,minute,second) 18h WORD (big-endian) job number 1Ah WORD (big-endian) job type 1Ch BYTE job position 1Dh BYTE job control flags 1Eh 14 BYTEs ASCIZ job file name 2Ch 6 BYTEs job file handle 32h BYTE server station 33h BYTE server task number 34h DWORD (big-endian) object ID of server or 00000000h --------N-21E3--SF69------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CLOSE FILE AND START QUEUE JOB AH = E3h subfn 69h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D3h,D5h,D6h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on the workstation which created the job SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 69h (subfunction "Close File and Start Queue Job") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF6A------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - REMOVE JOB FROM QUEUE AH = E3h subfn 6Ah DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D5h,D6h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must have created the job or be an operator SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 6Ah (subfunction "Remove Job From Queue") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF6B------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - GET QUEUE JOB LIST AH = E3h subfn 6Bh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h-D3h,FCh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the Q_USERS or Q_OPERATORS properties SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 6Bh (subfunction "Get Queue Job List") 03h DWORD (big-endian) object ID of queue Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 1F6h) 02h WORD (big-endian) job count 04h N WORDs (big-endian) list of job numbers by position in queue WORD maximum job numbers --------N-21E3--SF6C------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - READ QUEUE JOB ENTRY AH = E3h subfn 6Ch DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h-D3h,D5h,FCh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the Q_USERS, Q_OPERATORS, or Q_SERVERS properties SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 6Ch (subfunction "Read Queue Job Entry") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 0100h (size of following results) 02h BYTE client station number 03h BYTE client task number 04h DWORD object ID of client 08h DWORD (big-endian) object ID of target server FFFFFFFFh if any server acceptable 0Ch 6 BYTEs target execution time (year,month,day,hour,minute,second) FFFFFFFFFFFFh if serviced as soon as possible 12h 6 BYTEs job entry time (year,month,day,hour,minute,second) 18h WORD (big-endian) job number 1Ah WORD (big-endian) job type 1Ch BYTE job position 1Dh BYTE job control flags (see below) 1Eh 14 BYTEs ASCIZ job filename 2Ch 6 BYTEs job file handle 32h BYTE server station 33h BYTE server task number 34h DWORD object ID of server 38h 50 BYTEs ASCIZ job description string 6Ah 152 BYTEs client record area Bitfields for job control flags: Bit(s) Description 3 job will be serviced automatically if connection broken 4 job remains in queue after server aborts job 5 client has not filled associated job file 6 User Hold--job advances, but cannot be serviced until this is cleared by user or operator 7 Operator Hold--job advances, but cannot be serviced until this is cleared by an operator --------N-21E3--SF6D------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CHANGE QUEUE JOB ENTRY AH = E3h subfn 6Dh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D5h,D7h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be an operator or the user who created the job SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Ch,AH=E3h/SF=6Eh Format of request buffer: Offset Size Description 00h WORD 0105h (length of following data) 02h BYTE 6Dh (subfunction "Change Queue Job Entry") 03h DWORD (big-endian) object ID of queue 07h BYTE client station number 08h BYTE client task number 09h DWORD (big-endian) object ID of client 0Dh DWORD (big-endian) object ID of target server 11h 6 BYTEs target execution time (year,month,day,hour,minute,second) 17h 6 BYTEs job entry time (year,month,day,hour,minute,second) 1Dh WORD (big-endian) job number 1Fh WORD (big-endian) job type 21h BYTE job position 22h BYTE job control flags (see AH=E3h/SF=6Ch) 23h 14 BYTEs ASCIZ job filename 31h 6 BYTEs job file handle 37h BYTE server station 38h BYTE server task number 39h DWORD object ID of server 3Dh 50 BYTEs ASCIZ job description string 6Fh 152 BYTEs client record area Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF6E------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CHANGE QUEUE JOB POSITION AH = E3h subfn 6Eh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D5h,D6h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be an operator if the specified position is greater than the number of jobs in the queue, the job is placed at the end of the queue SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ah,AH=E3h/SF=6Ch,AH=E3h/SF=6Dh Format of request buffer: Offset Size Description 00h WORD 0008h (length of following data) 02h BYTE 6Eh (subfunction "Change Queue Job Position") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number 09h BYTE new position in queue (01h-FAh) Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF6F------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - ATTACH QUEUE SERVER TO QUEUE AH = E3h subfn 6Fh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,D3h,DAh,DBh,FEh,FFh) (see also AH=E3h/SF=64h) FFh bindery failure, or no such property, or no such member Desc: attach the calling job server to the specified queue Notes: this function is supported by Advanced NetWare 2.1+ a queue may have up to 25 job servers attached the calling workstation must be security-equivalent to a member of the queue's Q_SERVERS property SeeAlso: AH=E3h/SF=70h,AH=E3h/SF=71h,AH=E3h/SF=72h,AH=E3h/SF=73h,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 6Fh (subfunction "Attach Queue Server To Queue") 03h DWORD (big-endian) object ID of queue Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF70------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - DETACH QUEUE SERVER FROM QUEUE AH = E3h subfn 70h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,D2h,FEh,FFh) (see AH=E3h/SF=64h) Desc: remove the calling job server from the specified queue's list of servers Notes: this function is supported by Advanced NetWare 2.1+ the caller must have previously attached itself to the queue SeeAlso: AH=E3h/SF=6Fh,AH=E3h/SF=72h,AH=E3h/SF=73h,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 70h (subfunction "Detach Queue Server From Queue") 03h DWORD (big-endian) object ID of queue Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF71------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - SERVICE QUEUE JOB AND OPEN FILE AH = E3h subfn 71h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see AH=E3h/SF=68h) Return: AL = status (00h,96h,9Ch,D0h,D1h,D3h,D5h,D9h,DAh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ the caller must be on a workstation which is security-equivalent to a member of the queue's Q_USERS, Q_OPERATORS, or Q_SERVERS properties SeeAlso: AH=E3h/SF=6Fh,AH=E3h/SF=72h,AH=E3h/SF=73h,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 71h (subfunction "Service Queue Job and Open File") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) target job type FFFFh any --------N-21E3--SF72------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - FINISH SERVICING QUEUE JOB AND FILE AH = E3h subfn 72h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D6h) (see AH=E3h/SF=64h) Desc: inform the Queue Management System (QMS) that the queue server has completed a job Notes: this function is supported by Advanced NetWare 2.1+ the caller must be a job server which has previously obtained a job for servicing SeeAlso: AH=E3h/SF=6Fh,AH=E3h/SF=71h,AH=E3h/SF=73h,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 000Bh (length of following data) 02h BYTE 72h (subfunction "Finish Servicing Queue Job and File") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number 09h DWORD (big-endian) charge Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF73------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - ABORT SERVICING QUEUE JOB AND FILE AH = E3h subfn 73h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D6h,D9h) (see AH=E3h/SF=64h) Desc: inform the Queue Management System (QMS) that the queue server is unable to service a previously-accepted job Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=6Fh,AH=E3h/SF=71h,AH=E3h/SF=72h,AH=E3h/SF=76h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 73h (subfunction "Abort Servicing Queue Job and File") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF74------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - CHANGE TO CLIENT RIGHTS AH = E3h subfn 74h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,D0h,D1h,D5h,D9h) (see AH=E3h/SF=64h) Desc: temporarily assume the login identity of the client submitting the job being serviced Notes: this function is supported by Advanced NetWare 2.1+ caller must be a job server which has obtained a job for servicing SeeAlso: AH=E3h/SF=75h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 74h (subfunction "Change To Client Rights") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF75------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - RESTORE QUEUE SERVER RIGHTS AH = E3h subfn 75h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,D3h,D5h,D9h,DAh,FEh,FFh) (see AH=E3h/SF=64h) Desc: restore server's own identity after assuming the login identity of the client submitting the job being serviced Notes: this function is supported by Advanced NetWare 2.1+ caller must be a job server which has previously changed its identity SeeAlso: AH=E3h/SF=74h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE 75h (subfunction "Change To Client Rights") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF76------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - READ QUEUE SERVER CURRENT STATUS AH = E3h subfn 76h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D1h-D3h,F1h,FCh,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the Q_USERS or Q_OPERATORS properties SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ch,AH=E3h/SF=6Fh,AH=E3h/SF=77h,AH=E3h/SF=78h Format of request buffer: Offset Size Description 00h WORD 000Ah (length of following data) 02h BYTE 76h (subfunction "Read Queue Server Current Status") 03h DWORD (big-endian) object ID of queue 07h DWORD (big-endian) object ID of server 0Bh BYTE server station Format of reply buffer: Offset Size Description 00h WORD (call) 0040h (size of following results) 02h 64 BYTEs server status record (format depends on server) first four bytes should contain estimated "price" for an average job --------N-21E3--SF77------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - SET QUEUE SERVER CURRENT STATUS AH = E3h subfn 77h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,96h,9Ch,D0h,D1h,FEh,FFh) (see AH=E3h/SF=64h) Notes: this function is supported by Advanced NetWare 2.1+ caller must be a job server which has attached itself to the queue SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ch,AH=E3h/SF=6Fh,AH=E3h/SF=76h,AH=E3h/SF=78h Format of request buffer: Offset Size Description 00h WORD 0045h (length of following data) 02h BYTE 77h (subfunction "Set Queue Server Current Status") 03h DWORD (big-endian) object ID of queue 02h 64 BYTEs server status record (format depends on server) first four bytes should contain estimated "price" for an average job Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SF78------------------------- INT 21 - Novell NetWare - QUEUE SERVICES - GET QUEUE JOB'S FILE SIZE AH = E3h subfn 78h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (see also AH=E3h/SF=64h) 00h successful Notes: this function is supported by Advanced NetWare 2.1+ caller must be on a workstation which is security-equivalent to a member of the queue's Q_USERS, Q_OPERATORS, or Q_SERVERS properties SeeAlso: AH=E3h/SF=68h,AH=E3h/SF=6Ch,AH=E3h/SF=71h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE 78h (subfunction "Get Queue Job's File Size") 03h DWORD (big-endian) object ID of queue 07h WORD (big-endian) job number Format of reply buffer: Offset Size Description 00h WORD (call) 000Ah (size of following results) 02h DWORD (big-endian) object ID of queue 06h WORD (big-endian) job number 08h DWORD (big-endian) size of job file in bytes --------N-21E3--SF96------------------------- INT 21 - Novell NetWare - ACCOUNTING SERVICES - GET ACCOUNT STATUS AH = E3h subfn 96h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,C0h,C1h) (see below) Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=97h,AH=E3h/SF=98h,AH=E3h/SF=99h Values for status: 00h successful C0h no account privileges C1h no account balance C2h credit limit exceeded C3h too many holds on account Format of request buffer: Offset Size Description 00h WORD length of following data (max 33h) 02h BYTE 96h (subfunction "Get Account Status") 03h WORD (big-endian) type of bindery object 05h BYTE length of object name (01h to 2Fh) 06h N BYTEs object name Format of reply buffer: Offset Size Description 00h WORD (call) length of following buffer space 02h DWORD (big-endian) account balance 06h DWORD (big-endian) credit limit signed number indicating lowest allowable account balance 0Ah 120 BYTEs reserved 82h DWORD (big-endian) object ID, server 1 86h DWORD (big-endian) hold amount, server 1 ... F8h DWORD (big-endian) object ID, server 16 FCh DWORD (big-endian) hold amount, server 16 Note: the reply buffer lists the servers which have placed holds on a portion of the account balance, and the amount reserved by each --------N-21E3--SF97------------------------- INT 21 - Novell NetWare - ACCOUNTING SERVICES - SUBMIT ACCOUNT CHARGE AH = E3h subfn 97h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,C0h-C2h) (see AH=E3h/SF=96h) Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=96h,AH=E3h/SF=98h Format of request buffer: Offset Size Description 00h WORD length of following data (max 13Fh) 02h BYTE 97h (subfunction "Submit Account Charge") 03h WORD (big-endian) service type 05h DWORD (big-endian) amount to be charged to account 09h DWORD (big-endian) amount of prior hold to be cancelled 0Dh WORD (big-endian) type of bindery object 0Fh WORD (big-endian) type of comment 8000h-FFFFh reserved for experimental use 11h BYTE length of object's name 12h N BYTEs object name BYTE length of comment N BYTEs comment Format of reply buffer: Offset Size Description 00h WORD 0000h (no data returned) --------N-21E3--SF98------------------------- INT 21 - Novell NetWare - ACCOUNTING SERVICES - SUBMIT ACCOUNT HOLD AH = E3h subfn 98h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status (00h,C0h-C3h) (see AH=E3h/SF=96h) Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=96h,AH=E3h/SF=97h Format of request buffer: Offset Size Description 00h WORD length of following data (max 37h) 02h BYTE 98h (subfunction "Submit Account Hold") 03h DWORD (big-endian) amount of account balance to reserve 07h WORD (big-endian) type of bindery object 09h BYTE length of object's name 0Ah N BYTEs object name Format of reply buffer: Offset Size Description 00h WORD 0000h (no data returned) --------N-21E3--SF99------------------------- INT 21 - Novell NetWare - ACCOUNTING SERVICES - SUBMIT ACCOUNT NOTE AH = E3h subfn 99h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C0h no account privileges Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=96h Format of request buffer: Offset Size Description 00h WORD length of following data (max 137h) 02h BYTE 99h (subfunction "Submit Account Note") 03h WORD (big-endian) type of service 05h WORD (big-endian) type of bindery object 07h WORD (big-endian) type of comment 8000h-FFFFh reserved for experimental use 09h BYTE length of object's name 0Ah N BYTEs object name BYTE length of comment N BYTEs comment Format of reply buffer: Offset Size Description 00h WORD 0000h (no data returned) --------N-21E3--SFC8------------------------- INT 21 - Novell NetWare - FILE SERVER - CHECK CONSOLE PRIVILEGES AH = E3h subfn C8h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Desc: determine whether the caller is a console operator Notes: this function is supported by Advanced NetWare 2.1+ NetWare determines console privileges by checking the file server's OPERATOR property for the caller's object ID SeeAlso: AH=E3h/SF=C9h,AH=E3h/SF=D1h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE C8h (subfunction "Check Console Privileges") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFC9------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER DESCRIPTION STRINGS AH = E3h subfn C9h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must be attached to the file server SeeAlso: AH=E3h/SF=11h,AH=E3h/SF=CDh,AH=E3h/SF=E8h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE C9h (subfunction "Get File Server Description Strings") Format of reply buffer: Offset Size Description 00h WORD (call) 0200h (size of following results buffer) 02h var ASCIZ name of company distributing this copy of NetWare var ASCIZ version and revision 9 BYTEs ASCIZ revision date (mm/dd/yy) var ASCIZ copyright notice --------N-21E3--SFCA------------------------- INT 21 - Novell NetWare - FILE SERVER - SET FILE SERVER DATE AND TIME AH = E3h subfn CAh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=2Bh,AH=2Dh,AH=E3h/SF=C8h,AH=E7h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE CAh (subfunction "Set File Server Date And Time") 03h BYTE year (00-79 = 2000-2079, 80-99 = 1980-1999) 04h BYTE month (1-12) 05h BYTE day (1-31) 06h BYTE hour (0-23) 07h BYTE minute 08h BYTR second Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFCB------------------------- INT 21 - Novell NetWare - FILE SERVER - DISABLE FILE SERVER LOGIN AH = E3h subfn CBh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CCh,AH=E3h/SF=D3h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE CBh (subfunction "Disable File Server Login") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFCC------------------------- INT 21 - Novell NetWare - FILE SERVER - ENABLE FILE SERVER LOGIN AH = E3h subfn CCh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CBh Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE CCh (subfunction "Enable File Server Login") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFCD------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER LOGIN STATUS AH = E3h subfn CDh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CBh,AH=E3h/SF=CCh Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE CDh (subfunction "Get File Server Login Status") Format of reply buffer: Offset Size Description 00h WORD (call) 0001h (size of following results buffer) 02h BYTE login state (00h disabled, 01h enabled) --------N-21E3--SFCE------------------------- INT 21 - Novell NetWare - FILE SERVICES - PURGE ALL ERASED FILES AH = E3h subfn CEh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Desc: all files marked for deletion on the file server are purged, regardless of which workstation actually erased them Notes: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX the calling workstation must have console operator privileges SeeAlso: AH=13h,AH=E2h/SF=10h,AH=E3h/SF=C8h,AX=F244h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE CEh (subfunction "Purge All Erased Files") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFCF------------------------- INT 21 - Novell NetWare - FILE SERVER - DISABLE TRANSACTION TRACKING AH = E3h subfn CFh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=D0h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE CFh (subfunction "Disable Transaction Tracking") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFD0------------------------- INT 21 - Novell NetWare - FILE SERVER - ENABLE TRANSACTION TRACKING AH = E3h subfn D0h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Desc: restart transaction tracking after being stopped either explicitly by AH=E3h/SF=CFh or automatically due to a full transaction volume Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CFh Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE D0h (subfunction "Enable Transaction Tracking") Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFD1------------------------- INT 21 - Novell NetWare - FILE SERVER - SEND CONSOLE BROADCAST AH = E3h subfn D1h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges the broadcast message will not be received by workstations which have disabled broadcasts with AH=E1h/SF=02h SeeAlso: AH=E1h/SF=02h,AH=E1h/SF=09h,AH=E3h/SF=C8h,AH=E3h/SF=D3h Format of request buffer: Offset Size Description 00h WORD length of following data (max A2h) 02h BYTE D1h (subfunction "Send Console Broadcast") 03h BYTE number of connections to receive message 00h = all, else specific list below 04h N BYTEs connection list BYTE length of message (max 3Ch) N BYTEs message Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFD2------------------------- INT 21 - Novell NetWare - FILE SERVER - CLEAR CONNECTION NUMBER AH = E3h subfn D2h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Desc: close the open files and release all file locks for a connection, abort transactions if a TTS file server, and detach from the file server Notes: this function is supported by Advanced NetWare 2.1+ the caller must have SUPERVISOR privileges SeeAlso: AH=E3h/SF=C9h,AH=E3h/SF=D1h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE D2h (subfunction "Clear Connection Number") 03h BYTE connection number Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFD3------------------------- INT 21 - Novell NetWare - FILE SERVER - DOWN FILE SERVER AH = E3h subfn D3h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights FFh files open Desc: take down the file server Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have SUPERVISOR privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CBh,AH=E3h/SF=CFh,AH=E3h/SF=D1h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE D3h (subfunction "Down File Server") 03h BYTE flag: force down even if files open if nonzero Format of reply buffer: Offset Size Description 00h WORD (call) 0000h (no results returned) --------N-21E3--SFD4------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SYSTEM STATISTICS AH = E3h subfn D4h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=0Eh,AH=E3h/SF=C8h,AH=E3h/SF=D9h,AH=E3h/SF=E7h,AH=E3h/SF=E8h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE D4h (subfunction "Get File System Statistics") Format of reply buffer: Offset Size Description 00h WORD (call) 0028h (size of following results buffer) 02h DWORD clock ticks since system started 06h WORD maximum open files set by configuration 08h WORD maximum files open concurrently 0Ah WORD current number of open files 0Ch DWORD total files opened 10h DWORD total file read requests 14h DWORD total file write requests 18h WORD current changed FATs 1Ah WORD total changed FATs 1Ch WORD number of FAT write errors 1Eh WORD number of fatal FAT write errors 20h WORD number of FAT scan errors 22h WORD maximum concurrently-indexed files 24h WORD current number of indexed files 26h WORD number of attached indexed files 28h WORD number of indexed files available Note: all fields except the first are big-endian --------N-21E3--SFD5------------------------- INT 21 - Novell NetWare - FILE SERVER - GET TRANSACTION TRACKING STATISTICS AH = E3h subfn D5h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=CFh,AH=E3h/SF=D0h,AH=E3h/SF=E8h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE D5h (subfunction "TTS Get Statistics") Format of reply buffer: Offset Size Description 00h WORD (call) length of following results buffer (max 1BCh) 02h DWORD (big-endian) clock ticks since system started 06h BYTE transaction tracking supported if nonzero (all following fields are invalid if zero) 07h BYTE transaction tracking enabled 08h WORD (big-endian) transaction volume number 0Ah WORD (big-endian) maximum simultaneous transactions configured 0Ch WORD (big-endian) maximum simultaneous transactions since startup 0Eh WORD (big-endian) current transactions in progress 10h DWORD (big-endian) total transactions performed 14h DWORD (big-endian) total write transactions 18h DWORD (big-endian) total transactions backed out 1Ch WORD (big-endian) number of unfilled backout requests 1Eh WORD (big-endian) disk blocks used for transaction tracking 20h DWORD (big-endian) blocks allocated for tracked-file FATs 24h DWORD (big-endian) number of file size changes during a transaction 28h DWORD (big-endian) number of file truncations during a transaction 2Ch BYTE number of records following 2Dh Active Transaction Records [array] Offset Size Description 00h BYTE logical connection number 01h BYTE task number --------N-21E3--SFD6------------------------- INT 21 - Novell NetWare - FILE SERVER - GET DISK CACHE STATISTICS AH = E3h subfn D6h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=D5h,AH=E3h/SF=D8h,AH=E3h/SF=D9h,AH=E3h/SF=E6h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE D6h (subfunction "Get Disk Cache Statistics") Format of reply buffer: Offset Size Description 00h WORD (call) 004Eh (length of following results buffer) 02h DWORD clock ticks since system started 06h WORD number of cache buffers 08h WORD size of cache buffer in bytes 0Ah WORD number of dirty cache buffers 0Ch DWORD number of cache read requests 10h DWORD number of cache write requests 14h DWORD number of cache hits 18h DWORD number of cache misses 1Ch DWORD number of physical read requests 20h DWORD number of physical write requests 24h WORD number of physical read errors 26h WORD number of physical write errors 28h DWORD cache get requests 2Ch DWORD cache full write requests 30h DWORD cache partial write requests 34h DWORD background dirty writes 38h DWORD background aged writes 3Ch DWORD total cache writes 40h DWORD number of cache allocations 44h WORD thrashing count 46h WORD number of times LRU block was dirty 48h WORD number of reads on cache blocks not yet filled by writes 4Ah WORD number of times a fragmented write occurred 4Ch WORD number of cache hits on unavailable block 4Eh WORD number of times a cache block was scrapped Note: all fields except the first are big-endian --------N-21E3--SFD7------------------------- INT 21 - Novell NetWare - FILE SERVER - GET DRIVE MAPPING TABLE AH = E3h subfn D7h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=D6h,AH=E3h/SF=D9h,AH=E3h/SF=E6h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE D7h (subfunction "Get Drive Mapping Table") Format of reply buffer: Offset Size Description 00h WORD (call) 00ECh (length of following results buffer) 02h DWORD (big-endian) clock tick elapsed since system started 06h BYTE fault tolerance (SFT) level 07h BYTE number of logical drives attached to server 08h BYTE number of physical drives attached to server 09h 5 BYTEs disk channel types (00h none, 01h XT, 02h AT, 03h SCSI, 04h disk coprocessor drive, 32h-FFh value-added drive types) 0Eh WORD (big-endian) number of outstanding controller commands 10h 32 BYTEs drive mapping table (FFh = no such drive) 30h 32 BYTEs drive mirror table (secondary physical drive, FFh = none) 50h 32 BYTEs dead mirror table (last drive mapped to, FFh if never mirrored) 70h BYTE physical drive being remirrored (FFh = none) 71h BYTE reserved 72h DWORD (big-endian) remirrored block 76h 60 BYTEs SFT error table (internal error counters) --------N-21E3--SFD8------------------------- INT 21 - Novell NetWare - FILE SERVER - GET PHYSICAL DISK STATISTICS AH = E3h subfn D8h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=D9h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE D8h (subfunction "Get Physical Disk Statistics") 03h BYTE physical disk number Format of reply buffer: Offset Size Description 00h WORD (call) 005Dh (size of following results record) 02h DWORD (big-endian) clock ticks since system started 06h BYTE physical disk channel 07h BYTE flag: drive removable if nonzero 08h BYTE physical drive type 09h BYTE drive number within controller 0Ah BYTE controller number 0Bh BYTE controller type 0Ch DWORD (big-endian) size of drive in 4K disk blocks 10h WORD (big-endian) number of cylinders on drive 12h BYTE number of heads 13h BYTE number of sectors per track 14h 64 BYTEs ASCIZ drive make and model 54h WORD (big-endian) number of I/O errors 56h DWORD (big-endian) start of Hot Fix table 5Ah WORD (big-endian) size of Hot Fix table 5Ch WORD (big-endian) number of Hot Fix blocks available 5Eh BYTE flag: Hot Fix disabled if nonzero --------N-21E3--SFD9------------------------- INT 21 - Novell NetWare - FILE SERVER - GET DISK CHANNEL STATISTICS AH = E3h subfn D9h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=D8h,AH=E3h/SF=E6h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE D9h (subfunction "Get Disk Channel Statistics") 03h BYTE channel number Format of reply buffer: Offset Size Description 00h WORD (call) 00A8h (size of following results record) 02h DWORD (big-endian) clock ticks since system started 06h WORD (big-endian) channel run state (see below) 08h WORD (big-endian) channel synchronization state (see below) 0Ah BYTE driver type 0Bh BYTE major version of driver 0Ch BYTE minor version of driver 0Dh 65 BYTEs ASCIZ driver description 4Eh WORD (big-endian) first I/O address used 50h WORD (big-endian) length of first I/O address 52h WORD (big-endian) second I/O address used 54h WORD (big-endian) length of second I/O address 56h 3 BYTEs first shared memory address 59h 2 BYTEs length of first shared memory address 5Bh 3 BYTEs second shared memory address 5Eh 2 BYTEs length of second shared memory address 60h BYTE first interrupt number in-use flag 61h BYTE first interrupt number used 62h BYTE second interrupt number in-use flag 63h BYTE second interrupt number used 64h BYTE first DMA channel in-use flag 65h BYTE first DMA channel used 66h BYTE second DMA channel in-use flag 67h BYTE second DMA channel used 68h BYTE flags 69h BYTE reserved 6Ah 80 BYTEs ASCIZ configuration description Values for channel run state: 0000h running 0001h being stopped 0002h stopped 0003h nonfunctional Values for channel synchronization state: 0000h not in use 0002h used by NetWare, no other requests 0004h used by NetWare, other requests 0006h in use, not needed by NetWare 0008h in use, needed by NetWare 000Ah channel released, NetWare should use it --------N-21E3--SFDA------------------------- INT 21 - Novell NetWare - FILE SERVER - GET CONNECTION'S TASK INFORMATION AH = E3h subfn DAh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DBh,AH=E3h/SF=DFh,AH=E3h/SF=E1h,AH=E3h/SF=E5h Format of request buffer: Offset Size Description 00h WORD 0003h (length of following data) 02h BYTE DAh (subfunction "Get Connection's Task Information") 03h WORD (big-endian) logical connection number Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h BYTE lock status of connection (see below) 03h var Lock Status Information (see below) N BYTE number of records following N+1 Active Task Information Records [array] Offset Size Description 00h BYTE task number (01h-FFh) 01h BYTE task state 01h in TTS explicit transaction 02h in TTS implicit transaction 04h shared fileset lock active Values for lock status of connection: 00h no locks 01h waiting on physical record lock 02h waiting on file lock 03h waiting on logical record lock 04h waiting on semaphore Format of Lock Status Information: Offset Size Description ---lock status 00h--- no fields ---lock status 01h--- 00h BYTE number of waiting task 01h DWORD start address 05h DWORD end address 09h BYTE volume number 0Ah WORD directory entry number 0Ch 14 BYTEs ASCIZ filename ---lock status 02h--- 00h BYTE number of waiting task 01h BYTE volume number 02h WORD directory entry number 04h 14 BYTEs ASCIZ filename ---lock status 03h--- 00h BYTE number of waiting task 01h BYTE length of record name 02h N BYTEs ASCIZ record name ---lock status 04h--- 00h BYTE number of waiting task 01h BYTE length of semaphore's name 02h N BYTEs ASCIZ semaphore name --------N-21E3--SFDB------------------------- INT 21 - Novell NetWare - FILE SERVER - GET CONNECTION'S OPEN FILES AH = E3h subfn DBh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E2h/SF=1Ah,AH=E3h/SF=C8h,AH=E3h/SF=DAh,AH=E3h/SF=DCh,AH=E3h/SF=DFh SeeAlso: AH=E3h/SF=E1h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE DBh (subfunction "Get Connection's Open Files") 03h WORD (big-endian) logical connection number 05h WORD (big-endian) last record seen (0000h on first call) Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD next request record (place in "last record" field on next call) 0000h if no more records 04h BYTE number of records following 05h var array of File Information Records (see below) Format of File Information Record: Offset Size Description 00h BYTE task number 01h BYTE lock flags (see below) 02h BYTE access flags (see below) 03h BYTE lock type 00h no lock FEh file lock FFh locked by Begin Share File Set 04h BYTE volume number (00h-1Fh) 05h WORD (big-endian) directory entry 07h 14 BYTEs ASCIZ filename Bitfields for lock flags: Bit(s) Description 0 file is locked 1 file opened Shareable 2 logged 3 file opened Normal 6 TTS holding lock 7 Transaction Flag set on file Bitfields for access flags: Bit(s) Description 0 file open for reading by calling station 1 file open for writing by calling station 2 deny reads by other stations 3 deny writes by other stations 4 file detached 5 TTS Holding Detach 6 TTS Holding Open --------N-21E3--SFDC------------------------- INT 21 - Novell NetWare - FILE SERVER - GET CONNECTIONS USING A FILE AH = E3h subfn DCh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DAh,AH=E3h/SF=DBh,AH=E3h/SF=DFh,AH=E3h/SF=E1h Format of request buffer: Offset Size Description 00h WORD length of following data (max 104h) 02h BYTE DCh (subfunction "Get Connections Using a File") 03h WORD (big-endian) last record (0000h on first call) 05h BYTE directory handle 06h BYTE length of file path 07h N BYTEs ASCIZ file path Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD (big-endian) count of tasks which have opened or logged file 04h WORD (big-endian) count of tasks which have opened file 06h WORD (big-endian) count of opens for reading 08h WORD (big-endian) count of opens for writing 0Ah WORD (big-endian) deny read count 0Ch WORD (big-endian) deny write count 0Eh WORD next request record (place in "last record" field on next call) 0000h if no more records 10h BYTE locked flag 00h not locked exclusively else locked exclusively 11h BYTE number of records following 12h var array of File Usage Information Records (see below) Format of File Usage Information Record: Offset Size Description 00h WORD (big-endian) logical connection number 02h BYTE task number 03h BYTE lock flags (see AH=E3h/SF=DBh) 04h BYTE access flags (see AH=E3h/SF=DBh) 05h BYTE lock type 00h no lock FEh file lock FFh locked by Begin Share File Set --------N-21E3--SFDD------------------------- INT 21 - Novell NetWare - FILE SERVER - GET PHYSICAL RECORD LOCKS BY CONN&FILE AH = E3h subfn DDh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights FFh file not open Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DEh,AH=E3h/SF=DFh Format of request buffer: Offset Size Description 00h WORD 0016h (length of following data) 02h BYTE DDh (subfunction "Get Physical Record Locks by Connection and File") 03h WORD (big-endian) logical connection number 05h WORD (big-endian) last record seen (0000h on first call) 07h BYTE volume number (00h-1Fh) 08h WORD (big-endian) directory handle 0Ah 14 BYTEs ASCIZ filename Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD next request record (place in "last record" on next call) 0000h if no more records 04h BYTE number of physical record locks 05h BYTE number of records following 06h var array of Physical Record Lock Info records (see below) Format of Physical Record Lock Info: Offset Size Description 00h BYTE task number 01h BYTE lock status (see below) 02h DWORD (big-endian) starting offset of record in file 06h DWORD (big-endian) ending offset of record in file Bitfields for lock status: Bit(s) Description 0 exclusive lock 1 shareable lock 2 logged 6 lock held by TTS --------N-21E3--SFDE------------------------- INT 21 - Novell NetWare - FILE SERVER - GET PHYSICAL RECORD LOCKS BY FILE AH = E3h subfn DEh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights FFh file not open Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DDh,AH=E3h/SF=DFh Format of request buffer: Offset Size Description 00h WORD length of following data (max 104h) 02h BYTE DEh (subfunction "Get Physical Record Locks by File") 03h WORD (big-endian) last record seen (0000h on first call) 05h BYTE directory handle 06h BYTE length of filename 07h N BYTEs ASCIZ filename Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD next request record (place in "last record" on next call) 0000h if no more records 04h BYTE number of physical record locks 05h BYTE number of records following 06h var array of Physical Record Lock Info records (see below) Format of Physical Record Lock Info: Offset Size Description 00h WORD (big-endian) number of tasks logging record 02h WORD (big-endian) number of tasks with shareable lock 04h DWORD (big-endian) starting offset of record in file 08h DWORD (big-endian) ending offset of record in file 0Ch WORD (big-endian) logical connection number 0Eh BYTE task number 0Fh BYTE lock type 00h none FEh file lock FFh Begin Share File Set lock --------N-21E3--SFDF------------------------- INT 21 - Novell NetWare - FILE SERVER - GET LOGICAL RECORDS BY CONNECTION AH = E3h subfn DFh DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DDh,AH=E3h/SF=E0h,AH=E3h/SF=E2h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE DFh (subfunction "Get Logical Records By Connection") 03h WORD (big-endian) logical connection number 05h WORD (big-endian) last record seen (0000h on first call) Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD next request record (place in "last record" field on next call) 0000h if no more locked records 09h BYTE number of records following 0Ah var array of Logical Lock Information Records (see below) Format of Logical Lock Information Record: Offset Size Description 00h BYTE task number 01h BYTE lock status (see AH=E3h/SF=DDh) 02h BYTE length of logical lock's name 03h N BYTEs logical lock's name --------N-21E3--SFE0------------------------- INT 21 - Novell NetWare - FILE SERVER - GET LOGICAL RECORD INFORMATION AH = E3h subfn E0h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DDh,AH=E3h/SF=DFh,AH=E3h/SF=E2h Format of request buffer: Offset Size Description 00h WORD length of following data (max 67h) 02h BYTE E0h (subfunction "Get Logical Record Information") 03h WORD (big-endian) last record seen (0000h on first call) 05h BYTE length of logical record's name 06h N BYTEs logical record's name Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 200h) 02h WORD (big-endian) number of logical connections logging the record 04h WORD (big-endian) number of logical connections with shareable lock 06h WORD (big-endian) next request record (place in "last record" field on next call) 08h BYTE locked exclusively if nonzero 09h BYTE number of records following 0Ah var array of Task Information Records (see below) Format of Task Information Record: Offset Size Description 00h WORD (big-endian) logical connection number 02h BYTE task number 03h BYTE lock status (see AH=E3h/SF=DDh) --------N-21E3--SFE1------------------------- INT 21 - Novell NetWare - FILE SERVER - GET CONNECTION'S SEMAPHORES AH = E3h subfn E1h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DBh,AH=E3h/SF=DFh,AH=E3h/SF=E2h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE E1h (subfunction "Get Connection's Semaphores") 03h WORD (big-endian) logical connection number 05h WORD (big-endian) last record seen (0000h on first call) Format of reply buffer: Offset Size Description 00h WORD (call) size of following results record (max 1FEh) 02h WORD next request record (place in "last record" field on next call) 04h BYTE number of records following 05h var array of Semaphore Information Records Format of Semaphore Information Record: Offset Size Description 00h WORD (big-endian) open count 02h BYTE semaphore value (-128 to 127) 03h BYTE task number 04h BYTE lock type 05h BYTE length of semaphore's name 06h N BYTEs semaphore's name 14 BYTEs filename --------N-21E3--SFE2------------------------- INT 21 - Novell NetWare - FILE SERVER - GET SEMAPHORE INFORMATION AH = E3h subfn E2h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=E1h Format of request buffer: Offset Size Description 00h WORD length of following data (max 83h) 02h BYTE E2h (subfunction "Get LAN Driver's Configuration Information") 03h WORD (big-endian) last record seen (0000h on first call) 05h BYTE length of semaphore's name (01h-7Fh) 06h N BYTEs semaphore's name Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 1FEh) 02h WORD next request record (place in "last record" on next call) 0000h if no more 04h WORD (big-endian) number of logical connections opening semaphore 06h BYTE semaphore value (-127 to 128) 07h BYTE number of records following 08h var array of Semaphore Information records (see below) Format of Semaphore Information: Offset Size Description 00h WORD (big-endian) logical connection number 02h BYTE task number --------N-21E3--SFE3------------------------- INT 21 - Novell NetWare - FILE SERVER - GET LAN DRIVER'S CONFIGURATION INFO AH = E3h subfn E3h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ the calling workstation must have console operator privileges SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=E7h,AH=E3h/SF=E8h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE E3h (subfunction "Get LAN Driver's Configuration Information") 03h BYTE LAN board (00h-03h) Format of reply buffer: Offset Size Description 00h WORD (call) 00ACh (size of following results buffer) 02h 4 BYTEs network number 06h 6 BYTEs node number 0Ch BYTE LAN driver installed (00h no--remaining fields invalid) 0Dh BYTE option number selected at configuration time 0Eh 160 BYTEs configuration text ASCIZ hardware type ASCIZ hardware settings --------N-21E3--SFE5------------------------- INT 21 - Novell NetWare - FILE SERVER - GET CONNECTION'S USAGE STATISTICS AH = E3h subfn E5h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ one must have console operator privileges to get statistics for logical connections other than one's own SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=DAh,AH=E3h/SF=DBh,AH=E3h/SF=E1h Format of request buffer: Offset Size Description 00h WORD 0003h (length of following data) 02h BYTE E5h (subfunction "Get Connection's Usage Statistics") 03h WORD (big-endian) logical connection number Format of reply buffer: Offset Size Description 00h WORD (call) 0014h (size of following results record) 02h DWORD (big-endian) clock ticks since server started 06h 6 BYTEs bytes read 0Ch 6 BYTEs bytes written 12h DWORD (big-endian) total request packets --------N-21E3--SFE6------------------------- INT 21 - Novell NetWare - FILE SERVER - GET BINDERY OBJECT DISK SPACE LEFT AH = E3h subfn E6h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Notes: this function is supported by Advanced NetWare 2.1+ one must have console operator privileges to get the free space for other bindery objects SeeAlso: AH=E3h/SF=C8h,AH=E3h/SF=E8h,AH=E3h/SF=E9h Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE E6h (subfunction "Get Bindery Object Disk Space Left") 03h DWORD (big-endian) object ID Format of reply buffer: Offset Size Description 00h WORD (call) 000Fh (size of following results buffer) 02h DWORD (big-endian) clock ticks elapsed since server started 06h DWORD (big-endian) object ID 0Ah DWORD (big-endian) 4K disk blocks available to user 0Eh BYTE restrictions (00h enforced, FFh not enforced) --------N-21E3--SFE7------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER LAN I/O STATISTICS AH = E3h subfn E7h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=0Eh,AH=E3h/SF=11h,AH=E3h/SF=D3h,AH=E3h/SF=E8h,AH=E7h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE E7h (subfunction "Get File Server LAN I/O Statistics") Format of reply buffer: Offset Size Description 00h WORD (call) 0042h (size of following results buffer) 02h DWORD clock ticks since system started 06h WORD total routing buffers 08h WORD maximum routing buffers used 0Ah WORD current routing buffers used 0Ch DWORD total file service packets 10h WORD number of file service packets buffered 12h WORD number of invalid connection packets 14h WORD packets with bad logical connection numbers 16h WORD number of packets received during processing 18h WORD number of requests reprocessed 1Ah WORD packets with bad sequence numbers 1Ch WORD number of duplicate replies sent 1Eh WORD number of acknowledgements sent 20h WORD number of packets with bad request types 22h WORD requests to attach to ws for which a request is being processed 24h WORD requests to attach from ws which is already attaching 26h WORD number of forged detach requests 28h WORD detach requests with bad connection number 2Ah WORD requests to detach from ws for which requests pending 2Ch WORD number of cancelled replies 2Eh WORD packets discarded due to excessive hop count 30h WORD packets discarded due to unknown net 32h WORD incoming packets discarded for lack of DGroup buffer 34h WORD outgoing packets discarded due to lack of buffer 36h WORD received packets destined for B,C, or D side drivers 38h DWORD number of NetBIOS packets propagated through net 3Ch DWORD total number of non-file-service packets 40h DWORD total number of routed packets Note: all fields except the first are big-endian --------N-21E3--SFE8------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER MISC INFORMATION AH = E3h subfn E8h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful C6h no console rights Note: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=E3h/SF=0Eh,AH=E3h/SF=11h,AH=E3h/SF=CDh,AH=E3h/SF=E7h Format of request buffer: Offset Size Description 00h WORD 0001h (length of following data) 02h BYTE E8h (subfunction "Get File Server Misc Information") Format of reply buffer: Offset Size Description 00h WORD (call) size of following results buffer (max 0048h) 02h DWORD (big-endian) clock ticks since system started 06h BYTE CPU type 00h Motorola 68000 01h Intel 8086, 8088, or V20 02h Intel 80286+ 07h BYTE reserved 08h BYTE number of service processes in server 09h BYTE server utilization in percent 0Ah WORD (big-endian) maximum bindery objects set by configuration 0000h = unlimited 0Ch WORD (big-endian) maximum number of bindery objects used 0Eh WORD (big-endian) current number of bindery objects in use 10h WORD (big-endian) total server memory in KB 12h WORD (big-endian) wasted server memory in KB normally 0000h 14h WORD number of records following (01h-03h) 16h var array of Dynamic Memory Information records (see below) Format of Dynamic Memory Information: Offset Size Description 00h DWORD (big-endian) total dynamic space 04h DWORD (big-endian) maximum dynamic space used 08h DWORD (big-endian) current dynamic space usage --------N-21E3--SFE9------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET VOLUME INFORMATION AH = E3h subfn E9h DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status 00h successful Notes: this function is supported by Advanced NetWare 2.1+ SeeAlso: AH=DAh,AH=E2h/SF=15h Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE E9h (subfunction "Get Volume Information") 03h BYTE directory handle Format of reply buffer: Offset Size Description 00h WORD (call) 0028h (length of following results buffer) 02h DWORD (big-endian) elapsed system time 06h BYTE volume number 07h BYTE logical drive number 08h WORD (big-endian) sectors per block 0Ah WORD (big-endian) starting block 0Ch WORD (big-endian) total blocks on volume 0Eh WORD (big-endian) blocks available on volume 10h WORD (big-endian) total directory slots 12h WORD (big-endian) directory slots available 14h WORD (big-endian) maximum directory entries actually used 16h BYTE flag: volume hashed if nonzero 17h BYTE flag: volume cached if nonzero 18h BYTE flag: volume removable if nonzero 19h BYTE flag: volume mounted if nonzero 1Ah 16 BYTEs NUL-padded volume name --------N-21E4------------------------------- INT 21 O - Novell NetWare - SET FILE ATTRIBUTES (FCB) AH = E4h CL = file attributes (see below) DX:DX -> FCB (see AH=0Fh) Return: AL = error code Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation SeeAlso: AX=4301h Bitfields for file attributes: Bit(s) Description 0 read only 1 hidden 2 system 7 shareable --------v-21E4------------------------------- INT 21 - VIRUS - "Anarkia" - INSTALLATION CHECK AH = E4h Return: AH = 04h if resident SeeAlso: AH=E1h"VIRUS",AH=E7h"VIRUS" --------T-21E400----------------------------- INT 21 - DoubleDOS - INSTALLATION CHECK/PROGRAM STATUS AX = E400h Return: AL = 00h if DoubleDOS not present = 01h if running in visible DoubleDOS partition = 02h if running in the invisible DoubleDOS partition SeeAlso: AH=E5h"DoubleDOS",AX=F400h --------E-21E400----------------------------- INT 21 - OS/286, OS/386 - CHAIN TO REAL-MODE HANDLER AX = E400h ??? Return: ??? Note: protected mode only??? --------E-21E402----------------------------- INT 21 - OS/286, OS/386 - SET PROTECTED-MODE TASK GATE AX = E402h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=E403h --------E-21E403----------------------------- INT 21 - OS/286, OS/386 - REMOVE PROTECTED-MODE TASK GATE AX = E403h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=E402h --------N-21E5------------------------------- INT 21 O - Novell NetWare - UPDATE FILE SIZE (FCB) AH = E5h DS:DX -> FCB (see AH=0Fh) Return: AL = (unreliable) return code Notes: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation on success, NetWare sets AL to zero; on errors it restores AL --------T-21E5------------------------------- INT 21 - DoubleDOS - OTHER PROGRAM STATUS AH = E5h Return: AL = 00h no program in other partition = 01h program in other partition is running = 02h program in other partition is suspended SeeAlso: AX=E400h"DoubleDOS",AH=F5h"DoubleDOS" --------E-21E500----------------------------- INT 21 - OS/286, OS/386 - HEAP MANAGEMENT STRATEGY AX = E500h ??? Return: ??? SeeAlso: AX=E501h --------E-21E501----------------------------- INT 21 - OS/286, OS/386 - FORCE HEAP COMPACTION AX = E501h ??? Return: ??? SeeAlso: AX=E500h --------N-21E6------------------------------- INT 21 O - Novell NetWare - COPY FILE TO FILE (FCB) AH = E6h CX:DX = number of bytes to copy DS:SI -> opened source FCB ES:DI -> opened destination FCB Return: AL = error code CX = ??? DX = ??? Note: this function was added in NetWare 4.0, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation --------E-21E6------------------------------- INT 21 P - OS/286, OS/386 - ISSUE REAL PROCEDURE SIGNAL FROM PROTECTED MODE AH = E6h ??? Return: ??? SeeAlso: AH=E2h"OS/286" --------N-21E7------------------------------- INT 21 - Novell NetWare - FILE SERVER - GET FILE SERVER DATE AND TIME AH = E7h DS:DX -> date/time buffer (see below) Return: AL = error code 00h successful FFh unsuccessful Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, Alloy NTNX, and Banyan VINES SeeAlso: AH=2Ah,AH=2Ch,AX=5FC0h,AH=E3h/SF=CAh Format of date/time buffer: Offset Size Description 00h BYTE year (80-99 = 1980-1999, 0-79 = 2000-2079) 01h BYTE month (1=Jan) 02h BYTE day 03h BYTE hours 04h BYTE minutes 05h BYTE seconds 06h BYTE day of week (0 = Sunday) (Novell and NTNX only) --------E-21E7------------------------------- INT 21 - OS/286, OS/386 - CREATE CODE SEGMENT AH = E7h ??? Return: ??? SeeAlso: AH=E8h"OS/286",AH=E9h"OS/286",AH=EAh"OS/286" --------v-21E7------------------------------- INT 21 - VIRUS - "Spyer"/"Kiev" - INSTALLATION CHECK AH = E7h Return: AH = 78h if resident SeeAlso: AH=E4h"VIRUS",AX=EC59h --------N-21E8------------------------------- INT 21 O - Novell NetWare, Alloy NTNX - SET FCB RE-OPEN MODE AH = E8h DL = mode 00h no automatic re-open 01h auto re-open Return: AL = error code Desc: provided backward compatibility with a bug in CP/M and early DOS vers Note: this function was added in NetWare 4.6, but was removed some time prior to Advanced NetWare 2.15, and is no longer listed in current Novell documentation --------E-21E8------------------------------- INT 21 - OS/286, OS/386 - SEGMENT CREATION AH = E8h AL = type 00h data segment 01h data window/alias 02h real segment 03h real window/alias 06h shareable segment ??? Return: ??? SeeAlso: AH=E7h"OS/286",AH=E9h"OS/286" --------T-21E8------------------------------- INT 21 - DoubleDOS - SET/RESET KEYBOARD CONTROL FLAGS AH = E8h AL = 00h set flags for this program = 01h set flags for other program DX = keyboard control flags (see below) Return: DX = previous flags Notes: disabling Ctrl-PrtSc will allow the program to intercept the keystroke; disabling any of the other keystrokes disables them completely identical to AH=F8h SeeAlso: AH=E1h"DoubleDOS",AH=E2h"DoubleDOS",AH=E3h"DoubleDOS" SeeAlso: AH=F8h"DoubleDOS" Bitfields for keyboard control flags: Bit(s) Description 0 menu 1 exchange 2 entire keyboard enable/disable 3 Ctrl-C 4 Ctrl-PrtSc 5 Alt/Erase 6 Ctrl-Break 7 Ctrl-NumLock 8 shift-PrtSc 9-13 undefined 14 cancel key (clear keyboard buffer) 15 suspend key Note: setting a enables the corresponding key or operatin, clearing a disables it --------E-21E9------------------------------- INT 21 P - OS/286, OS/386 - CHANGE SEGMENTS AH = E9h AL = function 01h change code segment parameters 02h change data segment parameters 05h adjust segment limit 06h change segment base address ??? Return: ??? SeeAlso: AH=E7h"OS/286",AH=E8h"OS/286",AH=EAh"OS/286",AH=EDh"OS/286" SeeAlso: INT 31/AX=0007h,INT 31/AX=0008h --------T-21E9------------------------------- INT 21 - DoubleDOS - SET TIMESHARING PRIORITY AH = E9h AL = 00h visible program gets 70%, invisible gets 30% (default) = 01h visible program gets 50%, invisible gets 50% = 02h visible program gets 30%, invisible gets 70% = 03h Top program gets 70%, bottom program gets 30% = 04h Top program gets 30%, bottom program gets 70% = 05h get current priority Return: AL = priority setting Note: identical to AH=F9h SeeAlso: AH=EAh"DoubleDOS",AH=EBh"DoubleDOS",AH=F9h"DoubleDOS" --------N-21E900----------------------------- INT 21 - Novell NetWare - DIRECTORY SERVICES - GET DIRECTORY HANDLE AX = E900h DX = drive number to check (0 = A:, ..., 25 = Z:, 26 ... 31) Return: AL = directory handle AH = flags (drive not mapped if none set) bit 0: permanent handle bit 1: temporary handle bit 7: mapped to local drive Note: this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E2h/SF=00h,AH=E2h/SF=01h,AH=E2h/SF=0Ah --------N-21E905----------------------------- INT 21 - Novell NetWare shell 3.01 - MAP A FAKE ROOT DIRECTORY AX = E905h BL = drive number (0=default, 1=A:, ...) DS:DX -> ASCIZ path for fake root (may include server name or be empty) Return: CF set on error AL = error code (03h,0Fh,11h) (see AH=59h) CF clear if successful Note: if drive is not currently mapped, a drive mapping will be created SeeAlso: AX=E906h --------N-21E906----------------------------- INT 21 - Novell NetWare shell 3.01 - DELETE FAKE ROOT DIRECTORY AX = E906h BL = drive number (0=default, 1=A:, ...) Note: drive remains mapped SeeAlso: AX=E905h --------N-21E907----------------------------- INT 21 - Novell NetWare shell 3.01 - GET RELATIVE DRIVE DEPTH AX = E907h BL = drive number (0=default, 1=A:, ...) Return: AL = number of directories below the fake root FFh if no fake root assigned SeeAlso: AX=E905h --------N-21E908BL00------------------------- INT 21 - Novell NetWare shell 3.01 - SET SHOW DOTS AX = E908h BL = 00h don't return '.' or '..' during directory scans = nonzero directory scans will return '.' or '..' entries Return: BL = previous show-dots setting --------N-21EA------------------------------- INT 21 - Novell NetWare, Alloy NTNX - RETURN SHELL VERSION AH = EAh AL = return version environment string 00h don't return string nonzero return string in 40-byte buffer pointed to by ES:DI Return: buffer filled with three null-terminated entries: major operating system version hardware type Return: AH = operating system (00h = MS-DOS) AL = hardware type 00h IBM PC 01h Victor 9000 BH = major shell version BL = minor shell version CH = (v3.01+) shell type 00h conventional memory 01h expanded memory 02h extended memory CL = shell revision number Note: this function is supported by NetWare 4.6 and Advanced NetWare 1.0+ --------T-21EA------------------------------- INT 21 - DoubleDOS - TURN OFF TASK SWITCHING AH = EAh Return: task switching turned off SeeAlso: AH=E9h"DoubleDOS",AH=EBh"DoubleDOS",AH=FAh"DoubleDOS" SeeAlso: INT FA"DoubleDOS" --------E-21EA------------------------------- INT 21 - OS/286, OS/386 - ALLOCATE HUGE SEGMENT AH = EAh ??? Return: ??? Note: protected mode only??? SeeAlso: AH=E7h"OS/286",AH=E8h"OS/286",AH=E9h"OS/286" --------N-21EB------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOG FILE AH = EBh DS:DX -> ASCIZ filename if function C6h lock mode 01h: AL = flags 00h log file only 01h lock as well as log file BP = lock timeout in timer ticks (1/18 second) 0000h = don't wait if file already locked Return: AL = error code 00h successful 96h no dynamic memory for file FEh timed out FFh failed Desc: add the location and size of the specified file to the log table and optionally lock the file Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=BCh"NetWare",AH=CAh,AH=D0h,AH=ECh"NetWare",AH=EDh"NetWare" --------T-21EB------------------------------- INT 21 - DoubleDOS - TURN ON TASK SWITCHING AH = EBh Return: task switching turned on SeeAlso: AH=E9h"DoubleDOS",AH=EAh"DoubleDOS",AH=FBh"DoubleDOS" SeeAlso: INT FB"DoubleDOS" --------E-21EB00----------------------------- INT 21 - OS/386 VMM - GET A PAGE TABLE ENTRY BY LINEAR ADDRESS AX = EB00h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB02h,AX=EB04h,INT 31/AX=0506h --------E-21EB02----------------------------- INT 21 - OS/386 VMM - GET A PAGE TABLE ENTRY BY 16-BIT SEGMENT:OFFSET AX = EB02h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB00h,AX=EB04h --------E-21EB03----------------------------- INT 21 - OS/386 VMM - FREE MAPPED PAGES AX = EB03h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB05h,INT 31/AX=0801h --------E-21EB04----------------------------- INT 21 - OS/386 VMM - GET A PAGE TABLE ENTRY BY 32-BIT SEGMENT:OFFSET AX = EB04h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB00h,AX=EB02h --------E-21EB05----------------------------- INT 21 - OS/386 VMM - MAP PAGES AX = EB05h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB03h,INT 31/AX=0800h --------E-21EB06----------------------------- INT 21 - OS/386 VMM - LOCK PAGES IN MEMORY AX = EB06h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB07h,INT 31/AX=0600h --------E-21EB07----------------------------- INT 21 - OS/386 VMM - UNLOCK MEMORY PAGES AX = EB07h ??? Return: ??? Note: protected mode only??? SeeAlso: AX=EB06h,INT 31/AX=0601h --------N-21EC------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - RELEASE FILE AH = ECh DS:DX -> ASCIZ filename Return: AL = status 00h successful FFh file not found Desc: unlock the specified file but retain it in the log table Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=CDh,AH=EBh"NetWare",AH=EDh"NetWare" --------T-21EC------------------------------- INT 21 - DoubleDOS - GET VIRTUAL SCREEN ADDRESS AH = ECh Return: ES = segment of virtual screen Desc: determine the address of the virtual screen to which the program should write instead of the actual video memory, so that the multitasked programs do not interfere with each other's output Notes: screen address can change if task-switching is on!! identical to AH=FCh SeeAlso: INT 10/AH=FEh,AH=FCh"DoubleDOS",INT FC"DoubleDOS" --------E-21EC------------------------------- INT 21 - OS/286, OS/386 - BLOCK TRANSFER AH = ECh ??? Return: ??? --------v-21EC59----------------------------- INT 21 - VIRUS - "Terror" - INSTALLATION CHECK AX = EC59h Return: BP = EC59h if resident SeeAlso: AH=E7h"VIRUS",AH=EEh"VIRUS" --------N-21ED------------------------------- INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - CLEAR FILE AH = EDh DS:DX -> ASCIZ filename Return: AL = status 00h successful FFh no files found Desc: unlock the file and remove it from the log table Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=CBh"NetWare",AH=CEh,AH=CFh,AH=EBh"NetWare",AH=ECh"NetWare" --------E-21ED------------------------------- INT 21 - OS/286, OS/386 - GET SEGMENT OR WINDOW DESCRIPTOR AH = EDh ??? Return: ??? Note: protected mode only??? SeeAlso: AH=E9h"OS/286" --------N-21EE------------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - GET PHYSICAL STATION ADDRESS AH = EEh Return: CX:BX:AX = six-byte physical address Note: this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and Alloy NTNX SeeAlso: AH=E3h/SF=13h --------T-21EE------------------------------- INT 21 - DoubleDOS - GIVE AWAY TIME TO OTHER TASKS AH = EEh AL = number of 55ms time slices to give away Return: returns after giving away time slices SeeAlso: AH=FEh"DoubleDOS",INT FE"DoubleDOS" --------v-21EE------------------------------- INT 21 - VIRUS - "Jerusalem-G", "Pregnant" - INSTALLATION CHECK AH = EEh Return: AX = 0300h if "Jerusalem-G" resident AL = 05h if "Pregnant" resident SeeAlso: AH=DDh"VIRUS",AX=EC59h,AH=F0h"VIRUS" --------N-21EF00----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET DRIVE HANDLE TABLE AX = EF00h Return: ES:SI -> network shell's 32-byte drive handle table AX = 0000h Notes: this function is supported by Advanced NetWare 1.0+ each byte in the drive handle table contains the directory handle for the corresponding drive, or 00h if not mapped to a directory SeeAlso: AX=EF01h,AX=EF02h,AX=EF03h,AX=EF04h --------N-21EF01----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET DRIVE FLAG TABLE AX = EF01h Return: ES:SI -> network shell's 32-byte drive flag table (see below) AX = 0000h Notes: this function is supported by Advanced NetWare 1.0+ each byte in the drive flag table corresponds to a drive SeeAlso: AX=EF00h,AX=EF02h,AX=EF03h Values in drive flag table: 00h drive is not mapped 01h permanent network drive 02h temporary network drive 80h mapped to local drive 81h local drive used as permanent network drive 82h local drive used as temporary network drive --------N-21EF02----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET DRIVE CONNECTION ID TABLE AX = EF02h Return: ES:SI -> network shell's 32-byte drive conection ID table AX = 0000h Notes: this function is supported by Advanced NetWare 1.0+ each byte in the connection ID table corresponds to a drive and contains either the connection ID (1-8) of the server for that drive or 00h if the drive is not mapped to a file server SeeAlso: AX=EF01h,AX=EF03h,AX=F002h --------N-21EF03----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET CONNECTION ID TABLE AX = EF03h Return: ES:SI -> network shell's connection ID table (see below) AX = 0000h Note: this function is supported by Advanced NetWare 1.0+ SeeAlso: AX=EF00h,AX=EF02h,AX=EF04h,AX=F002h Format of connection ID table [one entry of eight-element array]: Offset Size Description 00h BYTE in use flag E0h AES temporary F8h IPX in critical section FAh processing FBh holding FCh AES waiting FDh waiting FEh receiving FFh sending 01h BYTE order number assigned to server (1-8) 02h DWORD (big-endian) file server's network address 06h 6 BYTEs (big-endian) file server's node address 0Ch WORD (big-endian) socket number 0Eh WORD (big-endian) base receive timeout in clock ticks 10h 6 BYTEs (big-endian) preferred routing node 16h BYTE packet sequence number 17h BYTE connection number (FFh = no connection) 18h BYTE connection status (00h if active) 19h WORD (big-endian) maximum receive timeout in clock ticks 1Bh 5 BYTEs reserved --------N-21EF04----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET FILE SERVER NAME TABLE AX = EF04h Return: ES:SI -> network shell's file server name table (see below) AX = 0000h Notes: this function is supported by Advanced NetWare 1.0+ the name table consists of eight 48-byte entries, each consisting of an ASCIZ server name for the corresponding entry in the connection ID table SeeAlso: AX=EF03h --------T-21F0------------------------------- INT 21 - DoubleDOS - MENU CONTROL AH = F0h AL = subfunction 01h exchange tasks 73h resume invisible job if suspended 74h kill other job 75h suspend invisible job Note: identical to AH=E0h SeeAlso: AH=E0h"DoubleDOS" --------v-21F0------------------------------- INT 21 - VIRUS - "Frere Jacques" - INSTALLATION CHECK AH = F0h Return: AX = 0300h if resident SeeAlso: AH=EEh"VIRUS",AH=F1h"VIRUS" --------N-21F000----------------------------- INT 21 - Novell NetWare - WORKSTATION - SET PREFERRED CONNECTION ID AX = F000h DL = connection ID of prefered file server (1-8) or 00h for none Notes: this function is supported by Advanced NetWare 1.0+ the preferred connection ID is set to 00h by the shell on EOJ SeeAlso: AH=D6h,AX=EF03h,AX=F001h,AX=F002h,AX=F005h --------N-21F001----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET PREFERRED CONNECTION ID AX = F001h Return: AL = connection ID of preferred file server (1-8), 00h if not set Notes: this function is supported by Advanced NetWare 1.0+ the preferred connection ID is set to 00h by the shell on EOJ SeeAlso: AH=D6h,AX=EF03h,AX=F000h,AX=F002h,AX=F005h --------N-21F002----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET DEFAULT CONNECTION ID AX = F002h Return: AL = connection ID of current default file server (1-8) (see AX=EF03h) Note: this function is supported by Advanced NetWare 1.0+ SeeAlso: AX=EF03h,AX=F000h,AX=F004h --------N-21F003----------------------------- INT 21 - Novell NetWare - PRINT SERVICES - GET LPT CAPTURE STATUS AX = F003h Return: AH = status 00h not active FFh active AL = connection ID (01h-08h) Note: this function is supported by Advanced NetWare 1.0+ SeeAlso: AX=B800h,AX=B804h,AH=DFh/DL=00h,AH=DFh/DL=04h --------N-21F004----------------------------- INT 21 - Novell NetWare - WORKSTATION - SET PRIMARY CONNECTION ID AX = F004h DL = connection ID of primary file server (1-8) or 00h for none Note: this function is supported by Advanced NetWare 2.0+ SeeAlso: AH=D6h,AX=EF03h,AX=F000h,AX=F002h,AX=F005h --------N-21F005----------------------------- INT 21 - Novell NetWare - WORKSTATION - GET PRIMARY CONNECTION ID AX = F005h Return: AL = connection ID of primary file server (1-8), 00h if not set Notes: this function is supported by Advanced NetWare 2.0+ by default, the primary file server is the one from which the login script executed; it is set to 00h if the workstation is not logged in and when it detaches from its primary file server SeeAlso: AH=D6h,AX=EF03h,AX=F000h,AX=F002h,AX=F004h --------N-21F1------------------------------- INT 21 - Novell NetWare - CONNECTION SERVICES - FILE SERVER CONNECTION AH = F1h AL = subfunction 00h attach to file server DL = preferred file server (01h-08h) 01h detach from file server DL = connection ID 02h logout from file server DL = connection ID Return: AL = status 00h successful F8h already attached to server F9h connection table full FAh no more server slots FCh unknown file server FEh server bindery locked FFh no response from server, or connection does not exist Note: these functions are supported by Advanced NetWare 1.0+ SeeAlso: AH=D7h"NetWare",AH=E3h/SF=14h --------T-21F1------------------------------- INT 21 - DoubleDOS - CLEAR KEYBOARD BUFFER FOR CURRENT JOB AH = F1h SeeAlso: AH=E1h"DoubleDOS",AH=F2h"DoubleDOS",AH=F3h"DoubleDOS" SeeAlso: AH=F8h"DoubleDOS" --------v-21F1------------------------------- INT 21 - VIRUS - "F1-337" - ??? AH = F1h ??? Return: ??? SeeAlso: AH=F0h"VIRUS",AX=F1E9h --------v-21F1E9----------------------------- INT 21 - VIRUS - "Tremor" - INSTALLATION CHECK AX = F1E9h Return: AX = installation state CADEh installed, and calling program is infected F100h not installed (normal DOS return value) else installed, but calling program is not infected SeeAlso: AH=F1h"VIRUS",AX=F2AAh --------N-21F2------------------------------- INT 21 u - Novell NetWare v3.01+ shell interface - MULTIPLEXOR AH = F2h AL = function (see below) CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (contents vary by function) ES:DI -> reply buffer (contents vary by function) Return: AL = status reply buffer filled as appropriate for function Note: this is a multiplexor providing a "raw" interface to the underlying NetWare Core Protocol. Many functions which were accessed via a separate AH function in older versions can also be accessed here, but some NetWare 3.x calls appear to be available only here. SeeAlso: AX=F244h Values for NetWare Core Protocol functions: Fnc/Subfn 01h File Set Lock 02h File Release Lock 03h Log File (see AH=EBh"NetWare") 04h Lock File Set (see AH=CBh"NetWare") 05h Release File (see AH=CCh,AH=ECh"NetWare") 06h Release File Set (see AH=CDh"NetWare") 07h Clear File (see AH=CEh,AH=EDh"NetWare") 08h Clear File Set (see AH=CFh"NetWare") 09h Log Logical Record (see AH=D0h"NetWare") 0Ah Lock Logical Record Set (see AH=D1h"NetWare") 0Bh Clear Logical Record (see AH=D4h"NetWare") 0Ch Release Logical Record (see AH=D2h"NetWare") 0Dh Release Logical Record Set (see AH=D3h"NetWare") 0Eh Clear Logical Record Set (see AH=D5h"NetWare") 0Fh Allocate Resource (see AH=D8h"NetWare") 10h Deallocate Resource (see AH=D9h"NetWare") 11h/0Ah Get Printer Queue 11h/xxh print spooling (see AX=E0xxh"NetWare") 12h Get Volume Info with Number (see AH=DAh"NetWare") 13h Get Station Number (see AH=DCh"NetWare") 14h Get File Server Date and Time (see AH=E7h"NetWare") 15h/xxh broadcast services (see AX=E1xxh"NetWare") 16h/0Fh Rename Directory 16h/1Bh Scan Salvagable Files 16h/1Ch Recover Salvagable File 16h/1Dh Purge Salvagable File 16h/1Eh Scan Dir Entry 16h/1Fh Get Dir ENtry 16h/20h Scan Volume for Restrictions 16h/21h Add User Disk Space Restriction (see AX=F216h/SF=21h) 16h/22h Clear Volume Restrictions 16h/23h Scan Dir Restrictions 16h/24h Set Directory Disk Space Restriction (see AX=F216h/SF=24h) 16h/25h Set Entry 16h/26h Scan File or Directory For Extended Trustees (see AX=F216h/SF=26h) 16h/27h Add Extended Trustee to Directory or File (see AX=F216h/SF=27h) 16h/28h Scan File Physical 16h/29h Get Object Disk Restrictions (see AX=F216h/SF=29h) 16h/2Ah Get Effective Rights 16h/2Bh Delete Trustee 16h/2Ch Get Volume Usage 16h/2Dh Get Dir Info 16h/2Eh Move Entry 16h/2Fh Fill Name Space Buffer 16h/30h Get Name Space Entry 16h/31h Open Data Stream 16h/32h Get Object Effective Rights 16h/33h Get Extended Volume Info 16h/F3h Map Directory Number to Path 16h/xxh file/directory services (see AX=E2xxh"NetWare") 17h/17h Get Encryption Key 17h/18h Login Object Encrypted 17h/1Ch Get Connection Information (see AX=F217h/SF=1Ch) 17h/1Fh Get Connection List from Object 17h/48h Get Bindery Object Access Level 17h/49h Is Station a Manager? 17h/4Ah Verify Bindery Object Password Encrypted 17h/4Bh Change Bindery Object Password Encrypted 17h/4Ch Get Relation of an Object 17h/D2h Clear Connection Number (Logout Station) (see AX=F217h/SF=D2h) 17h/EBh Get Connection's Open Files (see AX=F217h/SF=EBh) 17h/ECh Get Connections Using a File (see AX=F217h/SF=ECh) 17h/EEh Get Physical Record Locks by File (see AX=F217h/SF=EEh) 17h/F2h Get Semaphore Information (see AX=F217h/SF=F2h) 17h/F3h Map Directory Number to Path (see AX=F217h/SF=F3h) 17h/F4h Convert Path to Directory Entry (see AX=F217h/SF=F4h) 17h/xxh connection control (see AX=E3xxh"NetWare") 18h End of Job (see AH=D6h"NetWare") 19h Logout (see AH=D7h"NetWare") 1Ah Log Physical Record (see AH=BCh"NetWare") 1Bh Lock Physical Record Set (see AH=C2h"NetWare") 1Ch Release Physical Record (see AH=BDh"NetWare") 1Dh Release Physical Record Set (see AH=C3h"NetWare") 1Eh Clear Physical Record (see AH=BEh"NetWare") 1Fh Clear Physical Record Set (see AH=C4h"NetWare") 20h/xxh semaphore services (see AX=C5xxh"NetWare") 21h Negotiate Buffer 22h/00h TTS Is Available (see AX=C702h"NetWare") 22h/01h TTS Begin Transaction (see AX=C700h"NetWare") 22h/02h TTS End Transaction (see AX=C701h"NetWare") 22h/03h TTS Abort Transaction (see AX=C703h"NetWare") 22h/04h TTS Transaction Status (see AX=C704h"NetWare") 22h/05h TTS Get Application Thresholds (see AX=C705h"NetWare") 22h/06h TTS Set Application Thresholds (see AX=C706h"NetWare") 22h/07h TTS Get Workstation Thresholds (see AX=C707h"NetWare") 22h/08h TTS Set Workstation Thresholds (see AX=C708h"NetWare") 22h/09h TTS Get Control Flags 22h/0Ah TTS Set Control Flags 23h/01h AFP Create Directory 23h/02h AFP Create File 23h/03h AFP Delete 23h/04h AFP Get Entry ID From Name 23h/05h AFP Get FIle Infomration 23h/06h AFP Get Entry ID From NetWare Handle 23h/07h AFP Rename 23h/08h AFP Open File Fork 23h/09h AFP Set File Information 23h/0Ah AFP Scan File Information 23h/0Bh AFP Alloc Temporary Dir Handle 23h/0Ch AFP Get Entry ID From Path Name 3Dh Commit File 3Eh File Search Initialize (FindFirst) 3Fh File Search Continue (FindNext) 40h Search File 42h File Close 43h File Create 44h Erase Files 45h File Rename 46h Set File Attributes 47h Get File Size 48h File Read 49h File Write 4Ah File Server Copy (see AH=F3h"NetWare") 4Bh Set File Time and Date 4Ch File Open 4Dh Create New File 4Eh Allow Task Access to File 4Fh Set Extended File Attributes (see AH=B6h"NetWare") 55h Get File Bit Map 57h/03h Scan NS Entry Info 57h/06h Get NS Entry Info (see AX=F257h/SF=06h) 57h/07h Set NS Entry DOS Info 57h/0Ch Allocate Temp NS Dir Handle 57h/13h Read NS Info 57h/16h Get Directory Base 57h/17h Get NS Info 57h/19h Write NS Info 57h/1Ah Read Extended NS Info 57h/1Bh Write Extended NS Infor 57h/1Ch Get NS Path 58h/01h Get Volume Audit Statistics 58h/02h Add Audit Property 58h/03h Login as Volume Auditor 58h/04h Change Auditor Password 58h/05h Check Audit Access 58h/06h Remove Audit Property 58h/07h Disable Auditing on Volume 58h/08h Enable Auditing on Volume 58h/09h Is User Audited? 58h/0Ah Read Auditing Bit Map 58h/0Bh Read Audit Config Header 58h/0Dh Logout as Volume Auditor 58h/0Eh Reset Auditing File 58h/0Fh Reset Audit History File 58h/10h Write Auditing Bit Map 58h/11h Write Audit Config Header 58h/13h Get Auditing Flags 58h/14h Close Old Auditing File 58h/15h Delete Old Auditing File 58h/16h Check Audit Level Two Access 5Ah/01h Get DM Info 61h Negotiate LIP Buffer 65h Packet Burst Connection 7Bh/01h Get Cache Information 7Bh/02h Get File Server Information 7Bh/03h Get NetWare File Systems Information 7Bh/04h Get User Information 7Bh/05h Get Packet Burst Information 7Bh/06h Get IPX/SPX Information 7Bh/07h Get Garbage Collection Information 7Bh/08h Get CPU Information 7Bh/09h Get Volume Switch Information 7Bh/0Ah Get NLM Loaded List 7Bh/0Bh Get NLM Information 7Bh/0Ch Get Directory Cache Information 7Bh/0Dh Get OS Version Information 7Bh/0Eh Get Active Connection List by Type 7Bh/0Fh Get NLM's Resource Tag List 7Bh/14h Get Active LAN Board List 7Bh/15h Get LAN Configuration Information 7Bh/16h Get LAN Common Counters Information 7Bh/17h Get LAN Custom Counters Information 7Bh/18h Get LAN Config Strings 7Bh/19h Get LSL Informatino 7Bh/1Ah Get LSL Logical Board Statistics 7Bh/1Eh Get Media Manager Object Information 7Bh/1Fh Get Media Manager Object List 7Bh/20h Get Media Manager Object Children List 7Bh/21h Get Volume Segment List 7Bh/28h Get Active Protocol Stacks 7Bh/29h Get Protocol Stack Configuration Information 7Bh/2Ah Get Protocol Stack Statistics Information 7Bh/2Bh Get Protocol Stack Custom Information 7Bh/2Ch Get Protocol Stack Numbers By Media Number 7Bh/2Dh Get Protocol Stack Numbers By LAN Board Number 7Bh/2Eh Get Media Name by Media Number 7Bh/2Fh Get Loaded Media Number List 7Bh/32h Get General Router and SAP Information 7Bh/33h Get Network Router Information 7Bh/34h Get Network Routers Information 7Bh/35h Get Known Networks Information 7Bh/36h Get Server Information 7Bh/38h Get Known Servers Information 7Bh/3Ch Get Server Set Commands Information 7Bh/3Dh Get Server Set Categories --------T-21F2------------------------------- INT 21 - DoubleDOS - SEND CHARACTER TO KEYBOARD BUFFER OF OTHER JOB AH = F2h AL = character Return: AL = 00h successful 01h buffer full (128 characters) SeeAlso: AH=E2h"DoubleDOS",AH=F1h"DoubleDOS",AH=F3h"DoubleDOS" SeeAlso: AH=F8h"DoubleDOS" --------N-21F216SF21------------------------- INT 21 - Novell NetWare v3+ - ADD USER DISK SPACE RESTRICTION AX = F216h subfn 21h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (ignored) Return: AL = status SeeAlso: AX=F216h/SF=24h Format of request buffer: Offset Size Description 00h WORD 000Ah (length of following data) 02h BYTE 21h (subfunction "Add User Disk Space Restriction") 03h BYTE volume number 04h DWORD (big-endian) object ID 08h DWORD (big-endian) disk space limit in 4K blocks 00000000h to 40000000h --------N-21F216SF24------------------------- INT 21 - Novell NetWare v3+ - SET DIRECTORY DISK SPACE RESTRICTION AX = F216h subfn 24h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (ignored) Return: AL = status SeeAlso: AX=F216h/SF=21h Format of request buffer: Offset Size Description 00h WORD 0006h (length of following data) 02h BYTE 24h (subfunction "Set Directory Disk Space Restriction") 03h BYTE directory handle 04h DWORD (big-endian) disk space limit in 4K blocks 00000000h to remove restriction, negative to set to 0 blocks --------N-21F216SF26------------------------- INT 21 - Novell NetWare v3+ - SCAN FILE OR DIRECTORY FOR EXTENDED TRUSTEES AX = F216h subfn 26h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status Desc: get up to 20 extended trustee entries per call for a file or directory Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE 26h (subfunc "Scan File or Directory For Extended Trustees") 03h BYTE directory handle 04h BYTE sequence number 00h for first call, increment by number of returned entries 05h BYTE length of path 06h N BYTEs pathname Format of reply buffer: Offset Size Description 00h BYTE number of entries returned (max 20) 01h 20 DWORDs (big-endian) list of object IDs 51h 20 WORDs list of associated trustee rights --------N-21F216SF27------------------------- INT 21 - Novell NetWare v3+ - ADD EXTENDED TRUSTEE TO DIRECTORY OR FILE AX = F216h subfn 27h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (ignored) Return: AL = status Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE 27h (subfunction "Add Extended Trustee to Directory or File") 03h BYTE directory handle 04h DWORD (big-endian) object ID 08h WORD trustee rights (see below) 0Ah BYTE path length 0Bh N BYTEs path name Bitfields for trustee rights: Bit(s) Description 0 read 1 write 3 create 4 delete 5 access 6 file 7 modify 8 supervisor --------N-21F216SF29------------------------- INT 21 - Novell NetWare v3+ - GET OBJECT DISK RESTRICTIONS AX = F216h subfn 29h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Note: this function returns successfully, showing no restriction, if an invalid object ID is specified SeeAlso: AX=F216h/SF=24h Format of request buffer: Offset Size Description 00h WORD 0006h (length of following data) 02h BYTE 21h (subfunction "Get Object Disk Restrictions") 03h BYTE volume number 04h DWORD (big-endian) object ID Format of reply buffer: Offset Size Description 00h DWORD disk space limit 04h DWORD disk space currently in use by object --------N-21F217SF1C------------------------- INT 21 - Novell NetWare v3+ - GET CONNECTION INFORMATION AX = F217h subfn 1Ch CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE 1Ch (subfunction "Get Connection Information") 03h DWORD target connection number Note: connection numbers greater than the maximum supported by the server can cause ABENDs Format of reply buffer: Offset Size Description 00h DWORD (big-endian) unique user ID, 00000000h if no one logged in 04h WORD (big-endian) user type 06h 48 BYTEs user name 36h 7 BYTEs login time (see below) 3Dh BYTE reserved --------N-21F217SFD2------------------------- INT 21 - Novell NetWare v3+ - CLEAR CONNECTION NUMBER (LOGOUT STATION) AX = F217h subfn D2h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (ignored) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD 0002h (length of following data) 02h BYTE D2h (subfunction "Clear Connection Number") 03h BYTE connection number --------N-21F217SFEB------------------------- INT 21 - Novell NetWare v3+ - GET CONNECTION'S OPEN FILES AX = F217h subfn EBh CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD 0005h (length of following data) 02h BYTE EBh (subfunction "Get Connection's Open Files") 03h WORD target connection number 05h WORD last record seen (set to 0000h for first call) Note: connection numbers greater than the maximum supported by the server can cause ABENDs Format of reply buffer: Offset Size Description 00h WORD next request record 02h WORD number of records returned (max 28) 04h 29N BYTEs records Offset Size Description 00h WORD task number 02h BYTE lock type 03h BYTE access control 04h BYTE lock flag 05h BYTE volume number 06h DWORD parent directory entry number 0Ah DWORD directory entry number 0Eh BYTE reserved 0Fh BYTE data stream type 10h BYTE file name length 11h 12 BYTEs file name --------N-21F217SFEC------------------------- INT 21 - Novell NetWare v3+ - GET CONNECTIONS USING A FILE AX = F217h subfn ECh CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD 0009h (length of following data) 02h BYTE ECh (subfunction "Get Connections Using a File") 03h BYTE data stream type 04h BYTE volume number 05h DWORD directory entry number 09h WORD last record seen (0000h for first call) Format of reply buffer: Offset Size Description 00h WORD next request record 02h WORD use count 04h WORD open count 06h WORD number of times open for reading 08h WORD number of times open for writing 0Ah WORD Deny Read count 0Ch WORD Deny Write count 0Eh BYTE flag: locked 0Fh BYTE data stream type 10h WORD number of records returned (max 70) 12h 7N BYTEs returned records Offset Size Description 00h WORD connection number 02h WORD task number 04h BYTE lock type 05h BYTE access flag 06h BYTE lock flag --------N-21F217SFEE------------------------- INT 21 - Novell NetWare v3+ - GET PHYSICAL RECORD LOCKS BY FILE AX = F217h subfn EEh CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD 0009h (length of following data) 02h BYTE EEh (subfunction "Get Physical Record Locks by File") 03h BYTE data stream number 04h BYTE volume number 05h DWORD directory entry number 09h WORD last record seen (0000h for first call) Format of reply buffer: Offset Size Description 00h WORD next request record 02h WORD number of locks 04h 17N BYTEs lock records, one per lock Offset Size Description 00h WORD logged count 02h WORD number of shareable locks 04h DWORD start offset of record 08h DWORD end offset of record 0Ch WORD logical connection number 0Eh WORD task number 10h BYTE lock type --------N-21F217SFF2------------------------- INT 21 - Novell NetWare v3+ - GET SEMAPHORE INFORMATION AX = F217h subfn F2h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h WORD length of following data (max 84h) 02h BYTE F2h (subfunction "Get Semaphore Information") 03h WORD last record seen (0000h on first call) 05h BYTE length of semaphore name (max 128) 06h N BYTEs semaphore name Format of reply buffer: Offset Size Description 00h WORD next request record 02h WORD open count 04h BYTE value of semaphore 05h WORD number of records returned 07h 2N WORDs list of logical connection number/task number pairs --------N-21F217SFF3------------------------- INT 21 - Novell NetWare v3+ - MAP DIRECTORY NUMBER TO PATH AX = F217h subfn F3h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled SeeAlso: AX=F217h/SF=F4h Format of request buffer: Offset Size Description 00h WORD 0007h (length of following data) 02h BYTE F3h (subfunction "Map Directory Number to Path") 03h BYTE volume number 04h DWORD directory entry number 08h BYTE name space type Format of reply buffer: Offset Size Description 00h BYTE directory path length 01h N BYTEs directory path (NetWare style, separated by length descriptors rather than slashes or backslashes) --------N-21F217SFF4------------------------- INT 21 - Novell NetWare v3+ - CONVERT PATH TO DIRECTORY ENTRY AX = F217h subfn F4h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled SeeAlso: AX=F217h/SF=F3h Format of request buffer: Offset Size Description 00h WORD length of following data 02h BYTE F4h (subfunction "Convert Path to Directory Entry") 03h BYTE directory handle or 00h for none 04h BYTE length of directory path 05h N BYTEs directory path (must be fully qualified if no handle specified) Format of reply buffer: Offset Size Description 00h BYTE (return) volume number 01h DWORD (return) directory entry number --------N-21F244----------------------------- INT 21 - Novell NetWare - FILE SERVICES - ERASE FILES AX = F244h DS:SI -> request buffer (see below) ES:DI -> reply buffer (ignored???) Return: AL = status 00h successful 98h nonexistent volume 9Bh invaid directory handle 9Ch invalid path FFh no files found Note: this function only marks the file for deletion; use AH=E2h/SF=CEh to actually delete all marked files SeeAlso: AH=13h,AH=41h,AH=E2h/SF=0Bh,AH=E3h/SF=CEh Format of request buffer: Offset Size Description 00h BYTE directory handle 01h BYTE search attributes (see AX=4301h) 02h BYTE length of filespec 03h N BYTEs ASCIZ filespec (may include wildcards) --------N-21F257SF06------------------------- INT 21 - Novell NetWare v3+ - GET NAME SPACE INFORMATION FOR FILE OR DIRECTORY AX = F257h subfn 06h CX = length of request buffer in bytes DX = length of reply buffer in bytes DS:SI -> request buffer (see below) ES:DI -> reply buffer (see below) Return: AL = status reply buffer filled Format of request buffer: Offset Size Description 00h BYTE 06h (subfunction "Get NS Entry Info") 01h BYTE name space 02h BYTE destination name space 03h WORD search attributes 05h DWORD return information mask (should be 00000200h) 09h BYTE volume number 0Ah DWORD directory handle 0Eh BYTE handle flag (should be FFh) 0Fh BYTE number of path components 10h N BYTEs list of path components (each a counted string) Format of reply buffer: Offset Size Description 00h 72 BYTEs reserved 48h DWORD creator's name space number 4Ch 257 BYTEs reserved --------v-21F2AA----------------------------- INT 21 - VIRUS - "PcVrsDs" - INSTALLATION CHECK AX = F2AAh Return: AH = AAh if resident SeeAlso: AH=F1h"VIRUS",AH=F3h"VIRUS" --------N-21F3------------------------------- INT 21 - Novell NetWare - FILE SERVICES - FILE SERVER FILE COPY AH = F3h ES:DI -> request buffer (see below) Return: AL = status/error code CX:DX = number of bytes copied Notes: this function is supported by Advanced NetWare 2.0+ both source and destination must be on the same file server SeeAlso: AH=3Ch,AH=3Fh Format of request buffer: Offset Size Description 00h WORD source file handle (as returned by AH=3Ch or AH=3Dh) 02h WORD destination file handle 04h DWORD starting offset in source 08h DWORD starting offset in destination 0Ch DWORD number of bytes to copy --------T-21F3------------------------------- INT 21 - DoubleDOS - ADD CHARACTER TO KEYBOARD BUFFER OF CURRENT JOB AH = F3h AL = character Return: AL = 00h successful 01h buffer full (128 characters) SeeAlso: AH=E3h"DoubleDOS",AH=F1h"DoubleDOS",AH=F2h"DoubleDOS" SeeAlso: AH=F8h"DoubleDOS" --------v-21F3------------------------------- INT 21 - VIRUS - "Carfield" - INSTALLATION CHECK AH = F3h Return: AX = 0400h if resident SeeAlso: AH=D5h"Carfield",AX=F2AAh,AH=F7h"VIRUS" --------T-21F400----------------------------- INT 21 - DoubleDOS - INSTALLATION CHECK/PROGRAM STATUS AX = F400h Return: AL = 00h if DoubleDOS not present = 01h if running in visible DoubleDOS partition = 02h if running in the invisible DoubleDOS partition SeeAlso: AX=E400h,AH=F5h"DoubleDOS" --------T-21F5------------------------------- INT 21 - DoubleDOS - OTHER PROGRAM STATUS AH = F5h Return: AL = 00h no program in other partition = 01h program in other partition is running = 02h program in other partition is suspended SeeAlso: AH=E5h"DoubleDOS",AX=F400h"DoubleDOS" --------v-21F7------------------------------- INT 21 - VIRUS - "GP1" - INSTALLATION CHECK AH = F7h Return: AX = 0300h if resident SeeAlso: AH=F0h"VIRUS",AH=FBh"VIRUS" --------D-21F8------------------------------- INT 21 - DOS v2.11 - SET OEM INT 21 HANDLER AH = F8h DS:DX -> OEM INT 21 handler for functions F9h to FFh FFFFh:FFFFh disables OEM handler Notes: this function is supported by Toshiba T1000 ROM MS-DOS 2.11 calls to AH=F9h through AH=FFH will return AL=00h if no handler set handler is called with all registers exactly as set by caller, and should exit with IRET SeeAlso: AH=F9h"OEM" --------T-21F8------------------------------- INT 21 - DoubleDOS - SET/RESET KEYBOARD CONTROL FLAGS AH = F8h AL = 00h set flags for this program = 01h set flags for other program DX = keyboard control flags (see AH=E8h"DoubleDOS") Return: DX = previous flags Notes: disabling Ctrl-PrtSc will allow the program to intercept the keystroke; disabling any of the other keystrokes disables them completely this function is identical to AH=E8h SeeAlso: AH=E8h"DoubleDOS",AH=F1h"DoubleDOS",AH=F2h"DoubleDOS" SeeAlso: AH=F3h"DoubleDOS" --------D-21F9------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = F9h SeeAlso: AH=F8h"OEM",AH=FAh"OEM" --------T-21F9------------------------------- INT 21 - DoubleDOS - SET TIMESHARING PRIORITY AH = F9h AL = 00h visible program gets 70%, invisible gets 30% (default) = 01h visible program gets 50%, invisible gets 50% = 02h visible program gets 30%, invisible gets 70% = 03h Top program gets 70%, bottom program gets 30% = 04h Top program gets 30%, bottom program gets 70% = 05h get current priority Return: AL = priority setting Note: identical to AH=E9h SeeAlso: AH=E9h"DoubleDOS",AH=FAh"DoubleDOS",AH=FBh"DoubleDOS" --------D-21FA------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FAh SeeAlso: AH=F8h"OEM",AH=F9h"OEM",AH=FBh"OEM" --------T-21FA------------------------------- INT 21 - DoubleDOS - TURN OFF TASK SWITCHING AH = FAh Return: task switching turned off SeeAlso: AH=EAh"DoubleDOS",AH=F9h"DoubleDOS",AH=FBh"DoubleDOS" SeeAlso: INT FA"DoubleDOS" --------v-21FA--DX5945----------------------- INT 21 U - PC Tools v7+ VDEFEND, VSAFE, VWATCH - API AH = FAh DX = 5945h AL = function (00h-02h for VDEFEND, 00h-07h for VSAFE and VWATCH) Return: varies by function Note: this API is identical to the API on INT 13/AH=FAh and INT 16/AH=FAh, so it is listed in its entirety only under INT 16/AX=FA00h and following SeeAlso: INT 13/AX=FA00h,INT 16/AX=FA00h --------D-21FB------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FBh SeeAlso: AH=F8h"OEM",AH=FAh"OEM",AH=FCh"OEM" --------T-21FB------------------------------- INT 21 - DoubleDOS - TURN ON TASK SWITCHING AH = FBh Return: task switching turned on SeeAlso: AH=EBh"DoubleDOS",AH=F9h"DoubleDOS",AH=FAh"DoubleDOS" SeeAlso: INT FB"DoubleDOS" --------v-21FB------------------------------- INT 21 - VIRUS - "Cinderella" - INSTALLATION CHECK AH = FBh Return: AH = 00h if resident SeeAlso: AH=F7h"VIRUS",AX=FB0Ah --------v-21FB0A----------------------------- INT 21 - VIRUS - "dBASE" - INSTALLATION CHECK AX = FB0Ah Return: AX = 0AFBh if resident SeeAlso: AH=FBh"VIRUS",AH=FCh"VIRUS" --------D-21FC------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FCh SeeAlso: AH=F8h"OEM",AH=FBh"OEM",AH=FDh"OEM" --------T-21FC------------------------------- INT 21 - DoubleDOS - GET VIRTUAL SCREEN ADDRESS AH = FCh Return: ES = segment of virtual screen Desc: Determine the address of the virtual screen to which the program should write instead of the actual video memory, so that the multitasked programs do not interfere with each other's output. Notes: screen address can change if task-switching is on!! identical to AH=ECh SeeAlso: AH=ECh"DoubleDOS",INT FC"DoubleDOS" --------v-21FC------------------------------- INT 21 - VIRUS - "Troi" - INSTALLATION CHECK AH = FCh Return: AL = A5h if resident SeeAlso: AX=FB0Ah"VIRUS",AH=FDh"VIRUS" --------D-21FD------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FDh SeeAlso: AH=F8h"OEM",AH=FCh"OEM",AH=FEh"OEM" --------v-21FD------------------------------- INT 21 - VIRUS - "Border" - INSTALLATION CHECK AH = FDh Return: AH = 13h if resident SeeAlso: AH=FCh"VIRUS",AH=FEh"VIRUS" --------D-21FE------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FEh SeeAlso: AH=F8h"OEM",AH=FDh"OEM",AH=FFh"OEM" --------T-21FE------------------------------- INT 21 - DoubleDOS - GIVE AWAY TIME TO OTHER TASKS AH = FEh AL = number of 55ms time slices to give away Return: returns after giving away time slices SeeAlso: AH=EEh"DoubleDOS",INT FE"DoubleDOS" --------v-21FE------------------------------- INT 21 - VIRUS - "483" - INSTALLATION CHECK AH = FEh Return: AH = 00h if resident SeeAlso: AH=FDh"VIRUS",AX=FE01h --------v-21FE01----------------------------- INT 21 - VIRUS - "Flip" - INSTALLATION CHECK AX = FE01h Return: AX = 01FEh if resident SeeAlso: AH=FEh"VIRUS",AX=FE02h --------v-21FE02----------------------------- INT 21 - VIRUS - "2468"/"Tequila" - INSTALLATION CHECK AX = FE02h Return: AX = 01FDh if resident SeeAlso: AX=FE01h,AX=FE03h,AX=FEDCh"VIRUS" --------v-21FE03----------------------------- INT 21 - VIRUS - "2468"/"Tequila" - DISPLAY VIRUS MESSAGE AX = FE03h SeeAlso: AX=FE02h --------d-21FEDC----------------------------- INT 21 - PCMag PCMANAGE/DCOMPRES - INSTALLATION CHECK AX = FEDCh Return: AX = CDEFh if installed Program: the PCMANAGE/DCOMPRES combination from PC Magazine permits infrequently-used files to be compressed to save space and transparently expanded when accessed SeeAlso: AH=DCh,INT 2D/AL=10h"dLite" --------v-21FEDC----------------------------- INT 21 - VIRUS - "Black Monday" - INSTALLATION CHECK AX = FEDCh Return: AL = DCh if resident SeeAlso: AX=FE02h,AH=FFh"VIRUS" --------D-21FF------------------------------- INT 21 - DOS v2.11 - OEM FUNCTION AH = FFh SeeAlso: AH=F8h"OEM",AH=FEh"OEM" --------K-21FF------------------------------- INT 21 - CED (Command EDitor) - INSTALLABLE COMMANDS AH = FFh AL = subfunction 00h add installable command BL = mode - bit 0 = 1 callable from DOS prompt bit 1 = 1 callable from application DS:SI -> CR-terminated command name ES:DI -> FAR routine entry point 01h remove installable command DS:SI -> CR-terminated command name 02h reserved, may be used to test for CED installation Return: CF clear if successful CF set on error AX = 01h invalid function 02h command not found (subfunction 01h only) 08h insufficient memory (subfunction 00h only) 0Eh bad data (subfunction 00h only) AH = FFh if CED not installed Program: CED is a shareware DOS command-line enhancer by Christopher J. Dunford SeeAlso: AX=0A00h --------E-21FF------------------------------- INT 21 - DJ GO32.EXE 80386+ DOS extender - DOS EXTENSIONS AH = FFh AL = function 01h create file 02h open file 03h get file statistics 04h get time of day 05h set time of day 06h stat 07h system Program: GO32.EXE is a DOS extender included as part of the 80386 port of the GNU C/C++ compiler by DJ Delorie and distributed as DJGPP SeeAlso: INT 10/AH=FFh"GO32" --------K-21FF------------------------------- INT 21 - DOSED.COM - INSTALLATION CHECK AH = FFh DS:SI -> "DOSED" ES = 0000h Return: ES:DI -> "DOSED" if installed Program: DOSED is a free DOS commandline editor/history buffer by Sverre H. Huseby --------v-21FF------------------------------- INT 21 - VIRUS - "Sunday", "Tumen 0.5", "Hero" - INSTALLATION CHECK AH = FFh Return: AH = 00h if "Tumen 0.5" or "Hero" resident AX = 0400h if "Sunday" resident SeeAlso: AX=FEDCh"VIRUS",AX=FF0Fh --------E-21FF------------------------------- INT 21 UP - Rational Systems DOS/4GW - API AH = FFh DH = function (00h-17h) (see also separate entries below) DL = subfunction or argument Return: CF clear if valid function number AX = status??? CF set if invalid function SeeAlso: INT 15/AX=BFDCh --------E-21FF--DH02------------------------- INT 21 UP - Rational Systems DOS/4GW - SET ??? AH = FFh DH = 02h DL = ??? Return: CF clear --------E-21FF--DH05------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 05h BX = ??? Return: ??? --------E-21FF--DH06------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 06h BX = ??? Return: ??? --------E-21FF--DH07------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 07h BX = ??? Return: ??? --------E-21FF--DH08------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 08h BX = ??? CX = ??? ES = ??? Return: ??? --------E-21FF--DH09------------------------- INT 21 UP - Rational Systems DOS/4GW - GET ??? AH = FFh DH = 09h Return: ES:BX -> ??? --------E-21FF--DH0A------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 0Ah AL = ??? BX = ??? CX = ??? Return: ES = ??? or 0000h --------E-21FF--DH0B------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 0Bh AL = ??? BX = ??? CX = ??? Return: ??? --------E-21FF--DH0C------------------------- INT 21 UP - Rational Systems DOS/4GW - GET/SET ??? AH = FFh DH = 0Ch DL = ??? (00h or 01h) Return: CF clear if successful AL = previous value of ??? CF set on error (DL out of range) AX = FFFFh --------E-21FF--DH0D------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 0Dh ??? Return: ??? --------E-21FF--DH0E------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 0Eh Return: DX:AX -> XBRK structure (see INT 15/AX=BF02h) BX = ??? CX = ??? SeeAlso: INT 15/AX=BF02h --------E-21FF--DH0F------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 0Fh ??? Return: ??? --------E-21FF--DH10------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 10h AL = ??? BX = ??? CX = ??? DI = ??? SI = ??? Return: ??? Note: among other things, frees two memory blocks via INT 21/AH=49h --------E-21FF--DH11------------------------- INT 21 UP - Rational Systems DOS/4GW - NOP AH = FFh DH = 11h --------E-21FF--DH12------------------------- INT 21 UP - Rational Systems DOS/4GW - EXCHANGE ??? POINTERS AH = FFh DH = 12h DS:SI -> new ??? ES:DI -> new ??? Return: DS:SI -> previous ??? ES:DI -> previous ??? --------E-21FF--DH13------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 13h AL = ??? ES = ??? Return: ??? --------E-21FF--DH14------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFh DH = 14h BX = ??? CX = ??? Return: CF clear AX = ??? DX = ??? --------E-21FF--DH15------------------------- INT 21 UP - Rational Systems DOS/4GW - GET ??? FUNCTIONS AH = FFh DH = 15h Return: CF clear DX:AX -> FAR function for ??? CX:BX -> FAR function for ??? SI:DI -> FAR function for ??? --------E-21FF--DH16------------------------- INT 21 UP - Rational Systems DOS/4GW - GET ??? AH = FFh DH = 16h Return: AX = ??? --------E-21FF--DH17------------------------- INT 21 UP - Rational Systems DOS/4GW - ??? AH = FFH DH = 17h AL = ??? DL = ??? Return: ??? --------N-21FF00----------------------------- INT 21 - TopWare Network OS v5.10+ - GET SYSTEM INFORMATION AX = FF00h CL = what to get 00h user information 01h drive mapping 02h printer server(s) 05h local DOS drive number Return: ES:BX -> desired information (see below) Program: TopWare Network Operating System is manufactured by Grand Computer Company Note: this call is only supported on Workstations, not on the server SeeAlso: AX=FF04h,INT 2F/AX=FF00h Format of user information: Offset Size Description 00h BYTE node ID 01h 15 BYTEs user name 10h WORD user number 12h BYTE group number Format of drive mapping [array]: Offset Size Description 00h BYTE bits 6-0: drive number (1=A:, etc.) bit 7: this is a server drive 01h 3 BYTEs mapping drive (for example, "C:\") 04h 64 BYTEs current directory --------E-21FF00DX0078----------------------- INT 21 - Rational Systems DOS/4G - INSTALLATION CHECK AX = FF00h DX = 0078h Return: AL <> 00h if installed GS = segment of kernel if nonzero SeeAlso: INT 15/AX=BF02h --------N-21FF04----------------------------- INT 21 - TopWare Network OS v5.10+ - GET/SET DEFAULT FILE PROTECTION ATTRIBS AX = FF04h CL = function 00h get protections Return: BH = read attribute BL = write attribute 01h set protections BH = read attribute BL = write attribute Note: this function is supported only on Workstations, not on the server SeeAlso: AX=FF00h"TopWare" --------v-21FF0F----------------------------- INT 21 - FLU_SHOT+ v1.83 - INSTALLATION CHECK AX = FF0Fh Return: AX = 0101h if resident Program: FLU_SHOT+ is an antivirus/antitrojan program by Ross M. Greenberg and Software Concepts Design Note: the "PSQR/1720" virus calls this function to determine whether FLU_SHOT+ is present SeeAlso: AH=FFh"VIRUS",AX=FF10h --------v-21FF10----------------------------- INT 21 - VIRUS - "Twins" - INSTALLATION CHECK AX = FF10h Return: AL = 07h if resident SeeAlso: AX=FF0Fh,AX=FFFEh --------N-21FF80DHFF------------------------- INT 21 - TopWare Network OS v5.10+ - SEND MESSAGE AX = FF80h DH = FFh DL = destination address (FFh for broadcast) CX = message length (max 2000) DS:SI -> message to be sent (see below) Return: nothing Program: TopWare Network Operating System is manufactured by Grand Computer Company Notes: this function is supported on both Workstations and the server there is no guarantee that the message will be received correctly, or at all, by the destination Format of message: Offset Size Description 00h BYTE type code 07h TopSend 11h user application other reserved for TopWare 01h var data Note: sending messages with a type code other than 11h will cause unpredictable results --------N-21FF82----------------------------- INT 21 - TopWare Network OS v5.10+ - GET STATION ADDRESS AX = FF82h Return: AL = station address Note: this function is supported on both Workstations and the server SeeAlso: AX=FF91h --------N-21FF8C----------------------------- INT 21 - TopWare Network OS v5.10+ - GET STATUS OF TopShow/Emulated FUNCTION AX = FF8Ch BL = subfunction 00h get TopShow status FFh get Emulated status Return: AL = status 00h not installed 01h already installed --------N-21FF8D----------------------------- INT 21 - TopWare Network OS v5.10+ - CALL TopShow FUNCTION AX = FF8Dh CH = monochrome flag (01h monochrome, 00h not monochrome) CL = screen mode of station to be viewed (see below) BL = graphic page number for monochrome Return: AL = status (00h successful, else failed) SeeAlso: AX=FF8Eh,AX=FFCFh Values for screen mode: 00h text mode 01h 720x348 02h 640x408 03h 720x352 04h 640x390 05h reserved --------N-21FF8E----------------------------- INT 21 - TopWare Network OS v5.10+ - CANCEL TopShow FUNCTION AX = FF8Eh Return: AL = 00h (successful, TopShow removed) SeeAlso: AX=FF8Dh --------N-21FF91----------------------------- INT 21 - TopWare Network OS v5.10+ - GET FILE SERVER STATION NUMBER AX = FF91h Return: AL = station number of file server SeeAlso: AX=FF82h --------N-21FF97----------------------------- INT 21 - TopWare Network OS v5.10+ - GET MAXIMUM STATION NUMBER (server only) AX = FF97h Return: AL = maximum station number SeeAlso: AX=FF98h --------N-21FF98----------------------------- INT 21 - TopWare Network OS v5.10+ - GET MAXIMUM FILE NUMBER (server only) AX = FF98h Return: AL = maximum file SeeAlso: AX=FF97h --------N-21FF9A----------------------------- INT 21 - TopWare Network OS v5.10+ - RECEIVE OF USER-DEFINED PACKETS AX = FF9Ah ES:BX -> buffer for user-defined packet (see below) Return: nothing Format of user-defined packet: Offset Size Description 00h BYTE FFh 01h WORD (call) length of data field plus 3 (return) length of received message (0000h if none received) 03h BYTE destination ID (FFh for broadcast message) 04h BYTE sending station ID 05h BYTE type code (11h; all other codes reserved for TopWare) 06h N BYTEs received message --------N-21FF9F----------------------------- INT 21 - TopWare Network OS v5.10+ - ENABLE/DISABLE TopTerm SERVICE AX = FF9Fh CL = new state (00h disable [disregard TopTerm packets], 01h enable) Return: AL = status (00h successful, FFh failed) Note: this function is only supported by Workstations, not the server --------N-21FFB0----------------------------- INT 21 - TopWare Network OS v5.10+ - GET SPOOLER PRINTING PRIORITY AX = FFB0h Return: AL = priority status (see below) SeeAlso: AX=FFB1h Bitfields for printer priority status: Bit(s) Description 2 LPT3 has high priority 1 LPT2 has high priority 0 LPT1 has high priority --------N-21FFB1----------------------------- INT 21 - TopWare Network OS v5.10+ - SET SPOOLER PRINTING PRIORITY AX = FFB1h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CH = new priority (00h normal, 01h high) Return: nothing SeeAlso: AX=FFB0h --------N-21FFB3----------------------------- INT 21 - TopWare Network OS v5.10+ - GET DEFAULT START-OF-JOB FORMFEED STATUS AX = FFB3h Return: AL = starting formfeed status (see below) SeeAlso: AX=FFB4h,AX=FFC0h Bitfields for printer start-of-job formfeed status: Bit(s) Description 2 LPT3 has formfeed enabled 1 LPT2 has formfeed enabled 0 LPT1 has formfeed enabled --------N-21FFB4----------------------------- INT 21 - TopWare Network OS v5.10+ - SET DEFAULT START-OF-JOB FORMFEED STATUS AX = FFB4h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CH = new formfeed status (00h off, 01h on) Return: nothing SeeAlso: AX=FFB3h,AX=FFC1h --------N-21FFBB----------------------------- INT 21 - TopWare Network OS v5.10+ - GET PRINTER SERVER STATION ADDRESS AX = FFBBh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) Return: AL = current mapping printer server station number 00h if local SeeAlso: AX=FFBCh --------N-21FFBC----------------------------- INT 21 - TopWare Network OS v5.10+ - CANCEL TopShow FUNCTION AX = FFBCh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = printer server station address or 00h for local printer Return: AL = status (00h successful, else failed) SeeAlso: AX=FFBBh --------N-21FFBD----------------------------- INT 21 - TopWare Network OS v5.10+ - GET CURRENT AUTOPRINT TIME AX = FFBDh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) Return: AX = current AutoPrint timeout in clock ticks SeeAlso: AX=FFBEh --------N-21FFBE----------------------------- INT 21 - TopWare Network OS v5.10+ - SET AUTOPRINT TIME AX = FFBEh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) BX = timeout in clock ticks SeeAlso: AX=FFBDh --------N-21FFBF----------------------------- INT 21 - TopWare Network OS v5.10+ - GET LOGON USER INFORMATION AX = FFBFh DX:BX -> buffer for logon information (see below) Return: AL = status (00h successful, else failed) AH = number of logged-in stations Format of logon information: Offset Size Description 00h BYTE station address 01h 15 BYTEs username --------N-21FFC0----------------------------- INT 21 - TopWare Network OS v5.10+ - GET DEFAULT END-OF-JOB FORMFEED STATUS AX = FFC0h Return: AL = ending formfeed status (see below) SeeAlso: AX=FFB3h,AX=FFC1h Bitfields for printer end-of-job formfeed status: Bit(s) Description 2 LPT3 has formfeed enabled 1 LPT2 has formfeed enabled 0 LPT1 has formfeed enabled --------N-21FFC1----------------------------- INT 21 - TopWare Network OS v5.10+ - SET DEFAULT END-OF-JOB FORMFEED STATUS AX = FFC1h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CH = new formfeed status (00h off, 01h on) Return: nothing SeeAlso: AX=FFB4h,AX=FFC0h --------N-21FFC2----------------------------- INT 21 - TopWare Network OS v5.10+ - GET DEFAULT COPIES OF SPOOLING FILE AX = FFC2h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) Return: AL = default number of copies printed SeeAlso: AX=FFC7h --------N-21FFC3----------------------------- INT 21 - TopWare Network OS v5.10+ - GET SHARING STATUS OF PRINTER SERVER AX = FFC3h Return: AL = sharing status of printers (see below) FFh if not a printer server Bitfields for printer sharing status: Bit(s) Description 2 LPT3 is shared 1 LPT2 is shared 0 LPT1 is shared --------N-21FFC4----------------------------- INT 21 - TopWare Network OS v5.10+ - GET/SET LPT PORT ON PRINT SERVER AX = FFC4h BL = subfunction 00h get Return: AL = mapped printer port on print server 01h set CL = network printer port (00h LPT1, 01h LPT2, 02h LPT3) CH = local printer (00h LPT1, 01h LPT2, 02h LPT3) --------N-21FFC6----------------------------- INT 21 - TopWare Network OS v5.10+ - SET DEFAULT PRINT FILE HEADER AX = FFC6h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = header state (00h off, 01h on) SeeAlso: AX=FFC8h --------N-21FFC7----------------------------- INT 21 - TopWare Network OS v5.10+ - SET DEFAULT PRINT COPIES AX = FFC7h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = new default number of copies to print SeeAlso: AX=FFC2h --------N-21FFC8----------------------------- INT 21 - TopWare Network OS v5.10+ - GET DEFAULT PRINT FILE HEADER STATUS AX = FFC8h Return: AL = header status for printers (see below) SeeAlso: AX=FFC6h Bitfields for print header status: Bit(s) Description 2 LPT3 has headers enabled 1 LPT2 has headers enabled 0 LPT1 has headers enabled --------N-21FFC9----------------------------- INT 21 - TopWare Network OS v5.10+ - SET PRINTER SHARING AX = FFC9h CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = new sharing state (00h off, 01h on) Return: AL = status (00h successful, FFh not printer server) --------N-21FFCA----------------------------- INT 21 - TopWare Network OS v5.10+ - MOVE FILE FROM ONE PRINT SERVER TO ANOTHER AX = FFCAh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = original printer server station address BL = target printer server station address DS:DX -> filename (12 bytes) Return: AL = status (00h successful, else failed) SeeAlso: AX=FFCBh --------N-21FFCB----------------------------- INT 21 - TopWare Network OS v5.10+ - DELETE FILE FROM SPOOLING QUEUE AX = FFCBh CH = printer number (00h LPT1, 01h LPT2, 02h LPT3) CL = printer server station address DS:DX -> filename (12 bytes) Return: AL = status (00h successful, else failed) SeeAlso: AX=FFCAh --------N-21FFCC----------------------------- INT 21 - TopWare Network OS v5.10+ - GET PRINT SERVER'S SPOOLING QUEUE STATUS AX = FFCCh CL = printer server station address BH = start item number of spooling file for print server BL = number of the item to be retrieved DS:DX -> buffer for queued file information (see below) Return: AL = status 00h successful AH = number of spool files DS:DX buffer filled nonzero failed Format of queued file information buffer [16-item array, one element]: Offset Size Description 00h 12 BYTEs filename 0Ch DWORD size 10h WORD date 12h WORD time 14h 15 BYTEs username 23h BYTE count 24h BYTE flag: header 25h BYTE print number --------N-21FFCD----------------------------- INT 21 - TopWare Network OS v5.10+ - GET STATUS OF ALL PRINT SERVERS AX = FFCDh DS:DX -> buffer for server status (see below) Return: AL = status 00h successful AH = number of print servers nonzero failed Format of server status: Offset Size Description 00h BYTE station address 01h 15 BYTEs username 10h BYTE flag: 01h printer is shared, 00h sharing disabled 11h BYTE number of files pending in queue --------N-21FFCF----------------------------- INT 21 - TopWare Network OS v5.10+ - CALL TopLook FUNCTION AX = FFCFh DH = page number (0-2, 2 is text mode) DL = type 00h look at specific screen 01h AutoLook on FFh AutoLook off BH = station number wishing to look BL = station number to be looked at CH = monochrome flag (01h monochrome, 00h not monochrome) CL = screen mode (see AX=FF8Dh) Return: AL = status (00h successful, nonzero failed) SeeAlso: AX=FF8Dh --------N-21FFD6----------------------------- INT 21 - TopWare Network OS v5.10+ - GET KEYCARD SERIAL NUMBER AND MAX USERS AX = FFD6h ES:BX -> 12-byte buffer for keycard serial number Return: CX = maximum number of users ES:BX buffer filled --------N-21FFD7----------------------------- INT 21 - TopWare Network OS v5.10+ - GET NETWORK PROTECTION ATTRIBUTES STATUS AX = FFD7h Return: AL = status (00h disabled, 01h enabled) --------N-21FFE3DL00------------------------- INT 21 - TopWare Network OS v5.10+ - INITIATE ACCESS TO SPECIFIC PACKET TYPE AX = FFE3h DL = 00h BX = packet type for Ethernet header (IP = 0800h, ARP = 0806h, etc.) ES:DI -> receive routine (see below) Return: CF clear if successful AX = handle number CF set on error DH = error code (03h,05h,09h,0Ah,11h) (see below) SeeAlso: AX=FFE3h/DL=01h Values for error code: 01h invalid handle 03h no interfaces of the specified type found 05h bad packet type 09h insufficient space 0Ah type already being accessed 0Ch unable to send packet (usually hardware error) 11h invalid function Receive routine is called with: AX = function 0000h request packet buffer CX = packet size Return: ES:DI -> buffer or 0000h:0000h to discard packet 0001h packet copied CX = packet size DS:SI -> copied packet (same as returned ES:DI above) --------N-21FFE3DL01------------------------- INT 21 - TopWare Network OS v5.10+ - END ACCESS TO SPECIFIC PACKET TYPE AX = FFE3h DL = 01h BX = handle returned by AX=FFE3h/DL=00h Return: CF clear if successful CF set on error DH = error code (01h,11h) (see AX=FFE3h/DL=00h) Note: the specified access handle will no longer be valid after this call SeeAlso: AX=FFE3h/DL=00h --------N-21FFE3DL02------------------------- INT 21 - TopWare Network OS v5.10+ - SEND PACKET AX = FFE3h DL = 02h CX = length of data buffer DS:SI -> buffer containing data Return: CF clear if successful CF set on error DH = error code (0Ch,11h) (see AX=FFE3h/DL=00h) --------N-21FFE3DL03------------------------- INT 21 - TopWare Network OS v5.10+ - GET LOCAL NETWORK INTERFACE ADDRESS AX = FFE3h DL = 03h ES:DI -> 6-byte buffer for address SeeAlso: AX=FFE3h/DL=00h --------v-21FFFE----------------------------- INT 21 - VIRUS - "08/15"/"Many Fingers" - INSTALLATION CHECK AX = FFFEh Return: AX = 0815h if resident SeeAlso: AX=FF10h,AX=FFFFh --------v-21FFFF----------------------------- INT 21 - VIRUS - "Ontario", "Year 1992"/"B1M92" - INSTALLATION CHECK AX = FFFFh Return: AX = 0000h if "Ontario" resident AX = 1992h if "Year 1992"/"B1M92" resident SeeAlso: AX=FF0Fh,AX=FFFFh/CX=0000h,INT 6B"VIRUS" --------v-21FFFFCX0000----------------------- INT 21 - VIRUS - "Revenge" - INSTALLATION CHECK AX = FFFFh CX = 0000h Return: CX = 0006h if resident SeeAlso: AX=FFFFh,INT 6B"VIRUS" --------D-22--------------------------------- INT 22 - DOS 1+ - PROGRAM TERMINATION ADDRESS Desc: this vector specifies the address of the routine which is to be given control after a program is terminated; it should never be called directly, since it does not point at an interrupt handler Notes: this vector is restored from the DWORD at offset 0Ah in the PSP during termination, and then a FAR JMP is performed to the address in INT 22 normally points at the instruction immediately following INT 21/AH=4Bh call which loaded the current program SeeAlso: INT 20,INT 21/AH=00h,INT 21/AH=31h,INT 21/AH=4Ch --------G-22--------------------------------- INT 22 - COMTROL HOSTESS i/ISA DEBUGGER - CHANGE FIRMWARE DEBUGGING PORT AL = new firmware debugging port Return: ??? SeeAlso: INT 21"COMTROL",INT 23"COMTROL" --------D-23--------------------------------- INT 23 - DOS 1+ - CONTROL-C/CONTROL-BREAK HANDLER ---DOS 1.x--- Return: AH = 00h abort program if all registers preserved, restart DOS call ---DOS 2+--- CF clear Return: all registers preserved return via RETF or RETF 2 with CF set DOS will abort program with errorlevel 0 else (RETF/RETF 2 with CF clear or IRET) interrupted DOS call is restarted Notes: this interrupt is invoked whenever DOS detects a ^C or ^Break; it should never be called directly MS-DOS 1.25 also invokes INT 23 on a divide overflow (INT 00) DOS remembers the stack pointer before calling INT 23, and if it is not the same on return, pops and discards the top word; this is what permits a return with RETF as well as IRET or RETF 2 any DOS call may safely be made within the INT 23 handler, although the handler must check for a recursive invocation if it does call DOS SeeAlso: INT 1B --------G-23--------------------------------- INT 23 - COMTROL HOSTESS i/ISA DEBUGGER - GET CONFIGURATION INFORMATION AL = query type 00h get old config map Return: AX = old config map 01h get dual-ported RAM map Return: BX:AX = dual-ported RAM map 02h get SCC port map Return: BX:AX = SCC port map SeeAlso: INT 22"COMTROL",INT 26"COMTROL" --------D-24--------------------------------- INT 24 - DOS 1+ - CRITICAL ERROR HANDLER Note: invoked when a critical (usually hardware) error is encountered; should never be called directly SeeAlso: INT 21/AH=95h Critical error handler is invoked with: AH = type and processing flags bit 7 clear = disk I/O error set = -- if block device, bad FAT image in memory -- if char device, error code in DI bit 6 unused bit 5 = 1 if Ignore allowed, 0 if not (DOS 3+) bit 4 = 1 if Retry allowed, 0 if not (DOS 3+) bit 3 = 1 if Fail allowed, 0 if not (DOS 3+) bit 2 \ disk area of error 00 = DOS area 01 = FAT bit 1 / 10 = root dir 11 = data area bit 0 = 1 if write, 0 if read AL = drive number if AH bit 7 clear BP:SI -> device driver header (BP:[SI+4] bit 15 set if char device) DI low byte contains error code if AH bit 7 set (see below) STACK: DWORD return address for INT 24 call WORD flags pushed by INT 24 WORD original AX on entry to INT 21 WORD BX WORD CX WORD DX WORD SI WORD DI WORD BP WORD DS WORD ES DWORD return address for INT 21 call WORD flags pushed by INT 21 Handler must return: AL = action code 00h ignore error and continue processing request 01h retry operation 02h terminate program through the equivalent of INT 21/AH=4Ch (INT 20h for DOS 1.x) 03h fail system call in progress SS,SP,DS,ES,BX,CX,DX preserved Notes: the only DOS calls the handler may make are INT 21/AH=01h-0Ch,30h,59h if the handler returns to the application by popping the stack, DOS will be in an unstable state until the first call with AH > 0Ch for DOS 3.1+, IGNORE (AL=00h) is turned into FAIL (AL=03h) on network critical errors if IGNORE specified but not allowed, it is turned into FAIL if RETRY specified but not allowed, it is turned into FAIL if FAIL specified but not allowed, it is turned into ABORT (DOS 3+) if a critical error occurs inside the critical error handler, the DOS call is automatically failed Values for critical error code: 00h write-protection violation attempted 01h unknown unit for driver 02h drive not ready 03h unknown command given to driver 04h data error (bad CRC) 05h bad device driver request structure length 06h seek error 07h unknown media type 08h sector not found 09h printer out of paper 0Ah write fault 0Bh read fault 0Ch general failure 0Dh (DOS 3+) sharing violation 0Eh (DOS 3+) lock violation 0Fh invalid disk change 10h (DOS 3+) FCB unavailable 11h (DOS 3+) sharing buffer overflow 12h (DOS 4+) code page mismatch 13h (DOS 4+) out of input 14h (DOS 4+) insufficient disk space --------D-25--------------------------------- INT 25 - DOS 1+ - ABSOLUTE DISK READ (except partitions > 32M) AL = drive number (00h = A:, 01h = B:, etc) CX = number of sectors to read DX = starting logical sector number (0000h - highest sector on drive) DS:BX -> buffer for data Return: CF clear if successful CF set on error AH = status 80h device failed to respond (timeout) 40h seek operation failed 20h controller failed 10h data error (bad CRC) 08h DMA failure 04h requested sector not found 03h write-protected disk (INT 26 only) 02h bad address mark 01h bad command AL = error code (same as passed to INT 24 in DI) AX = 0207h if more than 64K sectors on drive -- use new-style call may destroy all other registers except segment registers Notes: original flags are left on stack, and must be popped by caller this call bypasses the DOS filesystem examination of CPWIN386.CPL indicates that if this call fails with error 0408h on an old-style (<32M) call, one should retry the call with the high bit of the drive number in AL set BUGS: DOS 3.1 through 3.3 set the word at ES:[BP+1Eh] to FFFFh if AL is an invalid drive number DR-DOS 3.41 will return with a jump instead of RETF, leaving the wrong number of bytes on the stack; use the huge-partition version (INT 25/CX=FFFFh) for all partition sizes under DR-DOS 3.41 SeeAlso: INT 13/AH=02h,INT 25/CX=FFFFh,INT 26 --------D-25----CXFFFF----------------------- INT 25 - DOS 3.31+ - ABSOLUTE DISK READ (>32M hard-disk partition) CX = FFFFh AL = drive number (0=A, 1=B, etc) DS:BX -> disk read packet (see below) Return: same as above Notes: partition is potentially >32M (and requires this form of the call) if bit 1 of device attribute word in device driver is set original flags are left on stack, and must be removed by caller this call bypasses the DOS filesystem SeeAlso: INT 13/AH=02h,INT 25,INT 26/CX=FFFFh Format of disk read packet: Offset Size Description 00h DWORD sector number 04h WORD number of sectors to read 06h DWORD transfer address --------d-25CDCD----------------------------- INT 25 - Stacker - GET DEVICE DRIVER ADDRESS AX = CDCDh DS:BX -> buffer for address (see below) CX = 0001h DX = 0000h Return: AX = CDCDh if Stacker installed DS:BX buffer filled Format of driver address buffer: Offset Size Description 00h WORD signature CDCDh 02h WORD ??? 0001h 04h DWORD pointer to start of Stacker device driver Format of device driver: Offset Size Description 00h WORD signature A55Ah 02h WORD Stacker version * 64h 04h WORD offset of volume-specific information offset table (list of WORDs, one per drive, containing offsets to various information) 06h 56 BYTEs n/a 3Eh BYTE volume number, set after INT 21/AX=4404h (use to index into volume-specific info offset table) 3Fh 19 BYTEs n/a 52h 4 BYTEs ASCII string "SWAP" 56h 26 BYTEs drive mapping table (one byte for each drive A: through Z:) Format of Stacker boot record: Offset Size Description 1F0h 8 BYTEs Stacker signature (first byte is CDh) 1F8h DWORD pointer to start of Stacker device driver 1FCh WORD Stacker volume number 1FEh WORD ??? --------c-25--FFSI4358----------------------- INT 25 - PC-CACHE.SYS - INSTALLATION CHECK AL = FFh SI = 4358h Return: SI = 6378h if installed CX = segment of device driver PC-CACHE.SYS DX = version (major in DH, minor in DL) Program: PC-CACHE.SYS is a small device driver used by PC-Cache v5.x to obtain access to certain disk drivers for devices such as Bernoulli drives SeeAlso: INT 13/AH=A0h --------D-26--------------------------------- INT 26 - DOS 1+ - ABSOLUTE DISK WRITE (except partitions > 32M) AL = drive number (00h = A:, 01h = B:, etc) CX = number of sectors to write DX = starting logical sector number (0000h - highest sector on drive) DS:BX -> data to write Return: CF clear if successful CF set on error AH = status 80h device failed to respond (timeout) 40h seek operation failed 20h controller failed 10h data error (bad CRC) 08h DMA failure 04h requested sector not found 03h write-protected disk (INT 26 only) 02h bad address mark 01h bad command AL = error code (same as passed to INT 24 in DI) AX = 0207h if more than 64K sectors on drive -- use new-style call may destroy all other registers except segment registers Notes: original flags are left on stack, and must be popped by caller this call bypasses the DOS filesystem, though DOS 5+ invalidates any disk buffers referencing sectors which are written with this call examination of CPWIN386.CPL indicates that if this call fails with error 0408h on an old-style (<32M) call, one should retry the call with the high bit of the drive number in AL set BUGS: DOS 3.1 through 3.3 set the word at ES:[BP+1Eh] to FFFFh if AL is an invalid drive number DR-DOS 3.41 will return with a jump instead of RETF, leaving the wrong number of bytes on the stack; use the huge-partition version (INT 26/CX=FFFFh) for all partition sizes under DR-DOS 3.41 SeeAlso: INT 13/AH=03h,INT 25,INT 26/CX=FFFFh --------D-26----CXFFFF----------------------- INT 26 - DOS 3.31+ - ABSOLUTE DISK WRITE (>32M hard-disk partition) CX = FFFFh AL = drive number (0=A, 1=B, etc) DS:BX -> disk write packet (see below) Return: same as above Notes: partition is potentially >32M (and requires this form of the call) if bit 1 of device attribute word in device driver is set original flags are left on stack, and must be removed by caller this call bypasses the DOS filesystem, though DOS 5+ invalidates any disk buffers referencing sectors which are written with this call SeeAlso: INT 13/AH=03h,INT 25/CX=FFFFh,INT 26 Format of disk write packet: Offset Size Description 00h DWORD sector number 04h WORD number of sectors to read 06h DWORD transfer address --------G-26--------------------------------- INT 26 - COMTROL HOSTESS i/ISA DEBUGGER - ENTER/EXIT EXTENDED ADDRESSING MODE ??? Return: ??? SeeAlso: INT 23"COMTROL",INT 27"COMTROL" --------D-27--------------------------------- INT 27 - DOS 1+ - TERMINATE AND STAY RESIDENT DX = number of bytes to keep resident (max FFF0h) CS = segment of PSP Return: never Notes: this is an obsolete call INT 22, INT 23, and INT 24 are restored from the PSP does not close any open files the minimum number of bytes which will remain resident is 110h for DOS 2.x and 60h for DOS 3+; there is no minimum for DOS 1.x, which implements this service in COMMAND.COM rather than the DOS kernel SeeAlso: INT 21/AH=31h --------G-27--------------------------------- INT 27 - COMTROL HOSTESS i/ISA DEBUGGER - INVOKE REMOTE TURBO DEBUGGER KERNEL ??? Return: ??? Desc: invoke a copy of the remote Turbo Debugger kernel on the Hostess i controller SeeAlso: INT 20"COMTROL",INT 26"COMTROL" --------D-28--------------------------------- INT 28 C - DOS 2+ - DOS IDLE INTERRUPT SS:SP = top of MS-DOS stack for I/O functions Return: all registers preserved Desc: This interrupt is invoked each time one of the DOS character input functions loops while waiting for input. Since a DOS call is in progress even though DOS is actually idle during such input waits, hooking this function is necessary to allow a TSR to perform DOS calls while the foreground program is waiting for user input. The INT 28h handler may invoke any INT 21h function except functions 00h through 0Ch. Notes: under DOS 2.x, the critical error flag (the byte immediately after the InDOS flag) must be set in order to call DOS functions 50h/51h from the INT 28h handler without destroying the DOS stacks. calls to INT 21/AH=3Fh,40h from within an INT 28 handler may not use a handle which refers to CON at the time of the call, the InDOS flag (see INT 21/AH=34h) is normally set to 01h; if larger, DOS is truly busy and should not be reentered the default handler is an IRET instruction supported in OS/2 compatibility box the _MS-DOS_Programmer's_Reference_ for DOS 5.0 incorrectly documents this interrupt as superseded SeeAlso: INT 21/AH=34h,INT 2A/AH=84h,INT 2F/AX=1680h --------D-29--------------------------------- INT 29 C - DOS 2+ - FAST CONSOLE OUTPUT AL = character to display Return: nothing Notes: automatically called when writing to a device with bit 4 of its device driver header set (see also INT 21/AH=52h) COMMAND.COM v3.2 and v3.3 compare the INT 29 vector against the INT 20 vector and assume that ANSI.SYS is installed if the segment is larger the default handler under DOS 2.x and 3.x simply calls INT 10/AH=0Eh the default handler under DESQview 2.2 understands the <Esc>[2J screen-clearing sequence, calls INT 10/AH=0Eh for all others SeeAlso: INT 21/AH=52h,INT 2F/AX=0802h,INT 79 --------N-2A00------------------------------- INT 2A - NETWORK (Microsoft, LANtastic) - INSTALLATION CHECK AH = 00h Return: AH <> 00h if installed CF set if NetWare v2.15 NetBIOS emulator installed Note: also supported by Lantastic, NetWare, 10NET, etc. SeeAlso: INT 5C --------N-2A0000----------------------------- INT 2A - AT&T Starlan Extended NetBIOS (var length names) - INSTALLATION CHECK AX = 0000h Return: AH = DDh SeeAlso: INT 5B --------N-2A01------------------------------- INT 2A - NETWORK (Microsoft,LANtastic) - EXECUTE NETBIOS REQUEST,NO ERROR RETRY AH = 01h ES:BX -> NCB (see INT 5C) Return: AL = NetBIOS error code AH = 00h if no error = 01h on error SeeAlso: AH=04h,AX=0500h,INT 5B,INT 5C"NetBIOS" --------N-2A02------------------------------- INT 2A - NETWORK (Microsoft) - SET NET PRINTER MODE AH = 02h ??? Return: ??? --------N-2A0300----------------------------- INT 2A - NETWORK (Microsoft,LANtastic) - CHECK DIRECT I/O AX = 0300h DS:SI -> ASCIZ device name (may be full path or only drive specifier-- must include the colon) Return: CF clear if direct physical addressing (INT 13,INT 25) permissible CF set if access via files only Notes: do not use direct disk accesses if this function returns CF set or the device is redirected (INT 21/AX=5F02h) may take some time to execute this function is called by the DOS kernel on INT 25 and INT 26 also supported by Lantastic, NetWare, 10NET, etc. SeeAlso: INT 13,INT 25,INT 26,INT 21/AX=5F02h --------N-2A04------------------------------- INT 2A - NETWORK (Microsoft,LANtastic) - EXECUTE NetBIOS REQUEST AH = 04h AL = error retry 00h automatically retry request on errors 09h, 12h, and 21h 01h no retry 02h ??? ES:BX -> Network Control Block (see INT 5C"NetBIOS") Return: AX = 0000h if successful AH = 01h on error AL = error code Notes: invokes either INT 5B or INT 5C as appropriate also supported by Lantastic, NetWare, 10NET, etc. NetWare 2.15 NetBIOS emulator returns CF clear if successful, CF set on error SeeAlso: AH=01h,AX=0500h,INT 5B,INT 5C"NetBIOS" --------N-2A0500----------------------------- INT 2A - NETWORK (Microsoft,LANtastic) - GET NETWORK RESOURCE AVAILABILITY AX = 0500h Return: AX reserved BX = number of network names available CX = number of network control blocks available DX = number of network sessions available Note: also supported by Lantastic, NetWare, 10NET, etc. SeeAlso: AH=01h,AH=04h,INT 5C"NetBIOS" --------N-2A06------------------------------- INT 2A - NETBIOS, LANtastic - NETWORK PRINT-STREAM CONTROL AH = 06h AL = 01h set concatenation mode (all printer output put in one job) 02h set truncation mode (default) printer open/close starts new print job 03h flush printer output and start new print job Return: CF set on error AX = error code CF clear if successful Notes: subfunction 03h is equivalent to Ctrl/Alt/keypad-* also supported by LANtastic, NetWare, 10NET, etc. LANtastic v4.x no longer supports this call SeeAlso: INT 21/AX=5D08h,INT 21/AX=5D09h,INT 2F/AX=1125h --------N-2A07------------------------------- INT 2A U - PC Network v1.00 - RECEIVER.COM - ??? AH = 07h ??? Return: ??? Program: PC Network is an early networking package which was renamed the IBM PC Local Area Network Program (PC LAN Program) as of v1.10 SeeAlso: AH=86h --------N-2A2001----------------------------- INT 2A - MS Networks or NETBIOS - ??? AX = 2001h ??? Return: ??? Note: intercepted by DESQview 2.x --------N-2A2002----------------------------- INT 2A - NETWORK - ??? AX = 2002h ??? Return: ??? Note: called by MS-DOS 3.30-6.00 APPEND --------N-2A2003----------------------------- INT 2A - NETWORK - ??? AX = 2003h ??? Return: ??? Note: called by MS-DOS 3.30-6.00 APPEND --------N-2A7802----------------------------- INT 2A - NETWORK - PC LAN PROG v1.31+ - GET LOGGED ON USER NAME AX = 7802h ES:DI -> 8-byte buffer to be filled Return: AL = 00h if no user logged on to Extended Services AL <> 00h if user logged on to Extended Services buffer at ES:DI filled with name, padded to 8 chars with blanks. --------D-2A80------------------------------- INT 2A CU - NETWORK - BEGIN DOS CRITICAL SECTION AH = 80h AL = critical section number (00h-0Fh) 01h DOS kernel, SHARE.EXE, DOSMGR apparently for maintaining the integrity of DOS/SHARE/NET data structures 02h DOS kernel, DOSMGR ensures that no multitasking occurs while DOS is calling an installable device driver 05h network redirector 06h DOS 4.x only IFSFUNC 08h ASSIGN.COM 0Ah MSCDEX 0Fh IBM PC LAN server (while intercepting INT 10/AH=06h,07h,0Eh) Notes: normally hooked to avoid interrupting a critical section, rather than called the handler should ensure that none of the critical sections are reentered, usually by suspending a task which attempts to reenter an active critical section the DOS kernel does not invoke critical sections 01h and 02h unless it is patched. DOS 3.1+ contains a zero-terminated list of words beginning at offset -11 from the Swappable Data Area (see INT 21/AX=5D06h); each word contains the offset within the DOS data segment of a byte which must be changed from C3h (RET) to 50h (POP AX) under DOS 3.x or from 00h to a nonzero value under DOS 4+ to enable use of critical sections. For DOS 4+, all words in this list point at the byte at offset 0D0Ch. SeeAlso: AH=81h,AH=82h,AX=8700h,INT 21/AX=5D06h,INT 21/AX=5D0Bh --------D-2A81------------------------------- INT 2A CU - NETWORK - END DOS CRITICAL SECTION AH = 81h AL = critical section number (00h-0Fh) (see AH=80h) Notes: normally hooked rather than called the handler should reawaken any tasks which were suspended due to an attempt to enter the specified critical section SeeAlso: AH=80h,AH=82h,AX=8700h --------D-2A82------------------------------- INT 2A CU - NETWORK - END DOS CRITICAL SECTIONS 0 THROUGH 7 AH = 82h Notes: called by the INT 21h function dispatcher for function 0 and functions greater than 0Ch except 59h, and on process termination the handler should reawaken any tasks which were suspended due to an attempt to enter one of the critical sections 0 through 7 SeeAlso: AH=81h --------N-2A84------------------------------- INT 2A CU - NETWORK - KEYBOARD BUSY LOOP AH = 84h Note: similar to DOS's INT 28h, called from inside the DOS keyboard input loop (i.e. INT 21/AH=07h or INT 21/AH=08h) to allow the network software to process requests SeeAlso: INT 28 --------N-2A86------------------------------- INT 2A U - PC Network v1.00 - RECEIVER.COM - ??? AH = 86h ??? Return: ??? SeeAlso: AH=07h,AH=C4h --------P-2A8700----------------------------- INT 2A CU - PRINT - BEGIN BACKGROUND PRINTING AX = 8700h CF clear Return: CF clear if OK to print in background now CF set if background printing not allowed at this time Desc: used to inform interested programs that PRINT is about to start its background processing, and allow those programs to postpone the processing if necessary Notes: when PRINT gains control and wants to begin printing, it calls this function. If CF is clear on return, PRINT begins its background processing, and calls AX=8701h when it is done. If CF is set on return, PRINT will relinquish control immediately, and will not call AX=8701h PCVENUS (an early network shell by IBM and CMU) hooks this call to prevent background printing while its own code is active SeeAlso: AH=80h,AH=81h,AX=8701h --------P-2A8701----------------------------- INT 2A CU - PRINT - END BACKGROUND PRINTING AX = 8701h Desc: used to inform interested programs that PRINT has completed its background processing Note: called by PRINT after it has performed some background printing; not called if AX=8700h returned with CF set. SeeAlso: AX=8700h --------N-2A89------------------------------- INT 2A U - PC Network v1.00 - RECEIVER.COM - ??? AH = 89h AL = ??? (ASSIGN uses 08h) ??? Return: ??? --------I-2A90------------------------------- INT 2A U - IBM PC 3270 EMULATION PROGRAM - ??? AH = 90h ??? Return: ??? Note: the LANtastic redirector and SERVER.EXE use this function with AL=01h, 03h-07h,0Ch-11h --------N-2AC2------------------------------- INT 2A U - Network - ??? AH = C2h AL = subfunction 07h ??? 08h ??? BX = 0001h ??? Return: ??? Note: this function is called by the DOS 3.30-6.00 APPEND --------N-2AC4------------------------------- INT 2A U - PC Network v1.00 - RECEIVER.COM - ??? AH = C4h AL = subfunction 07h ??? 08h ??? BX = ??? ??? Return: ??? SeeAlso: AH=86h --------N-2AD800----------------------------- INT 2A U - Novell NetWare Lite - SERVER - SET ??? AX = D800h Return: nothing Desc: sets ??? flag, and sets ??? to initial value Note: called by CLIENT SeeAlso: AX=D801h,AX=D850h --------N-2AD801----------------------------- INT 2A U - Novell NetWare Lite - SERVER - RESET ??? AX = D801h Return: nothing Desc: clears the ??? flag set by AX=D800h Note: called by CLIENT SeeAlso: AX=D800h,AX=D850h --------N-2AD850----------------------------- INT 2A U - Novell NetWare Lite - CLIENT - INCREMENT ??? AX = D850h Return: nothing Desc: increments an internal byte-sized counter Note: this function is intercepted by DV/X 1.10 PEERSERV.DVR and the Advanced NetWare 4.0 DOS Requester SeeAlso: AX=D851h --------N-2AD851----------------------------- INT 2A U - Novell NetWare Lite - CLIENT - RESET ??? AX = D851h Return: nothing Desc: resets an internal byte-sized counter to zero Note: this function is intercepted by DV/X 1.10 PEERSERV.DVR and the Advanced NetWare 4.0 DOS Requester SeeAlso: AX=D850h --------N-2AD852----------------------------- INT 2A U - Novell NetWare - DOS Requester v1.03 - ??? AX = D852h Return: ??? Note: calls the NetWare Lite SERVER installation check, and sets ??? pointer SeeAlso: AX=D853h,INT 2F/AX=D880h --------N-2AD853----------------------------- INT 2A U - Novell NetWare - DOS Requester v1.03 - ??? AX = D853h Return: ??? Note: clears the pointer set by AX=D852h SeeAlso: AX=D852h --------N-2AE0------------------------------- INT 2A U - PC Network 1.00 - ??? AH = E0h AL = subfunction??? (01h,02h, maybe others) ??? Return: ??? Note: called by PCNet 1.00 NET.COM, a shell program from which others are run --------N-2AFF90----------------------------- INT 2A - PC/TCP PREDIR.EXE - ??? AX = FF90h Return: AX = ??? Note: PREDIR.EXE is the network printer redirector included as part of the PC/TCP system by FTP Software, Inc. --------N-2AFF91----------------------------- INT 2A - PC/TCP PREDIR.EXE - ??? AX = FF91h BX = ??? Return: AX = status??? --------N-2AFF92----------------------------- INT 2A - PC/TCP PREDIR.EXE - INSTALLATION CHECK AX = FF92h Return: AX = 0000h if installed BX = redirected printer port (FFFFh if no printers redirected) CX = version (CH = major, CL = minor) Note: PREDIR.EXE is the network printer redirector included as part of the PC/TCP system by FTP Software, Inc. --------N-2AFF93----------------------------- INT 2A - PC/TCP PREDIR.EXE - ??? AX = FF93h Return: AX = ??? --------N-2AFF94----------------------------- INT 2A - PC/TCP PREDIR.EXE - ??? AX = FF94h BX = ??? CX = ??? DX = ??? Return: AX = ??? Note: PREDIR.EXE is the network printer redirector included as part of the PC/TCP system by FTP Software, Inc. --------N-2AFF95----------------------------- INT 2A - PC/TCP PREDIR.EXE - GET CONFIGURATION STRINGS AX = FF95h CX = what to get 0000h ??? (returned pointer to "C:\COMMAND.COM") 0001h spooling program 0002h ??? 0003h spool file name 0004h swap file name Return: AX = status 0000h successful BX:DX -> ASCIZ configuration string --------N-2AFF96----------------------------- INT 2A - PC/TCP PREDIR.EXE - SET PRINT JOB TERMINATION CONFIGURATION AX = FF96h CX = what to set 0000h ??? 0001h print-on-hotkey state 0002h print-on-exit state 0003h print job timeout in clock ticks 0004h print-on-EOF state BX = new value (0000h disabled, 0001h enabled except for timeout) Return: AX = ??? SeeAlso: AX=FF97h Note: PREDIR.EXE is the network printer redirector included as part of the PC/TCP system by FTP Software, Inc. --------N-2AFF97----------------------------- INT 2A - PC/TCP PREDIR.EXE - GET PRINT JOB TERMINATION CONFIGURATION AX = FF97h CX = what to get 0000h ??? 0001h print-on-hotkey state 0002h print-on-exit state 0003h print job timeout in clock ticks 0004h print-on-EOF state Return: AX = status 0000h successful BX = old value (0000h disabled, 0001 enabled except for timeout) SeeAlso: AX=FF96h --------D-2B--------------------------------- INT 2B - DOS 2+ - RESERVED Note: this vector is not used in DOS versions <= 6.00, and points at an IRET --------D-2C--------------------------------- INT 2C - DOS 2+ - RESERVED Note: this vector is not used in DOS versions <= 6.00, and points at an IRET --------O-2C--------------------------------- INT 2C - STARLITE architecture - KERNEL API Note: STARLITE is an architecture by General Software for a series of MS-DOS compatible operating systems (OEM DOS, NETWORK DOS, and SMP DOS) to be released in 1991. The interrupt number is subject to change before the actual release. --------m-2C--------------------------------- INT 2C R - RM386 v6.00 - CLOAKING - CALL PROTECTED-MODE PASSALONG CHAIN Note: when this interrupt is invoked in V86 mode, RM386 will invoke the first in a chain of protected-mode handlers, and will only pass execution to the V86-mode INT 2C handler if none of the handlers in the passalong chain handle the call instead. This is the method by which the real-mode stub of a cloaked application communicates with the protected-mode portion. Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom SeeAlso: INT 2C/AX=0009h --------m-2C0000----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - ALLOCATE GDT SELECTOR AX = 0000h EBX = base address CL = access mode byte CH = extended access mode byte (omit limit field) EDX = segment limit Return: CF clear if successful AX = selector CF set on error AX = error code (see below) Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom Note: this INT 2C interface is used by Netroom's DPMI.EXE v3.00 SeeAlso: AX=0001h,AX=0002h,AX=0003h,AX=0004h,AX=0005h,INT 31/AH=57h Values for error code: 0001h no more selectors 0002h not a GDT ring 0 selector 0003h invalid selector (out of range, not user selector) 0004h selector not allocated --------m-2C0001----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - FREE GDT SELECTOR AX = 0001h SI = selector Return: CF clear if successful CF set on error AX = error code (see AX=0000h) SeeAlso: AX=0000h --------m-2C0002----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET SEGMENT BASE ADDRESS AX = 0002h SI = selector EBX = new physical base addres Return: CF clear if successful CF set on error AX = error code (see AX=0000h) Return: AX=0000h,AX=0003h,AX=0004h,INT 31/AX=0007h --------m-2C0003----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET SEGMENT LIMIT AX = 0003h SI = selector EBX = new limit Return: CF clear if successful CF set on error AX = error code (see AX=0000h) SeeAlso: AX=0000h,AX=0002h,AX=0004h,INT 31/AX=0008h --------m-2C0004----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET SEGMENT ACCESS MODE AX = 0004h SI = selector CL = new access mode byte Return: CF clear if successful CF set on error AX = error code (see AX=0000h) SeeAlso: AX=0000h,AX=0002h,AX=0003h,AX=0005h,INT 31/AX=0009h --------m-2C0005----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET SEGMENT EXTENDED ACCESS MODE AX = 0005h SI = selector CL = new extended access mode byte (limit field ignored) Return: CF clear if successful CF set on error AX = error code (see AX=0000h) SeeAlso: AX=0000h,AX=0002h,AX=0003h,AX=0004h,INT 31/AX=0009h --------m-2C0006----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET PROTECTED-MODE INTERRUPT VECTOR AX = 0006h CL = vector Return: CF clear DX:EBX -> current interrupt handler SeeAlso: AX=0007h,INT 31/AX=0204h --------m-2C0007----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET PROTECTED-MODE INTERRUPT VECTOR AX = 0007h CL = vector DX:EBX -> interrupt handler Return: CF clear SeeAlso: AX=0006h,INT 31/AX=0205h --------m-2C0008----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET PASSALONG ADDRESS AX = 0008h Return: CF clear DX:EBX = current passalong address SeeAlso: AX=0009h,AX=002Ch --------m-2C0009----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET PASSALONG ADDRESS AX = 0009h DX:EBX = new value for passalong address Return: CF clear Note: when an INT 2C instruction is executed in V86 mode, RM386 calls the passalong address. The handler should check whether the upcall is of interest to it, and if not it should jump to the old passalong address (retrieved with AX=0008h before the handler was installed) SeeAlso: AX=0008h,AX=002Dh,INT 2C"CLOAKING" Passalong address called with: EAX = CS:IP of byte following INT 2C instruction invoking passalong SS:EBX -> caller registers (see below) CF clear others undefined Return: CF clear: pass along to V86-mode INT 2C handler CF set: return immediately to V86 mode Format of caller registers: Offset Size Description 00h DWORD EDI 04h DWORD ESI 08h DWORD EBP 0Ch DWORD reserved (ESP from PUSHAD instruction) 10h DWORD EBX 14h DWORD EDX 18h DWORD ECX 1Ch DWORD EAX 20h DWORD error code 24h DWORD EIP 28h WORD CS 2Ah WORD padding 2Ch DWORD EFLAGS 30h DWORD ESP 34h WORD SS 36h WORD padding --remainder not available if protected-mode ring3 trap--- 38h WORD ES 3Ah WORD padding 3Ch WORD DS 3Eh WORD padding 40h WORD FS 42h WORD padding 44h WORD GS 46h WORD padding --------m-2C000A----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET BASE ADDRESS OF GDT SELECTOR AX = 000Ah SI = selector Return: CF clear if successful EBX = segment base address CF set on error AX = error code (see AX=0000h) Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom SeeAlso: AX=0000h,AX=0002h,AX=000Bh --------m-2C000B----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET SELECTOR LIMIT AX = 000Bh SI = selector Return: CF clear if successful EBX = segment base address CF set on error AX = error code (see AX=0000h) SeeAlso: AX=000Ah --------m-2C--------------------------------- INT 2C P - RM386 v6.00 - CLOAKING - RESERVED FOR CLOAKED BIOS USE UNDER WINDOWS AX = function (000Ch-001Fh) --------m-2C0020----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET SIZE OF PROTECTED-MODE STATE AX = 0020h Return: EAX = number of bytes required for storing state SeeAlso: AX=0021h,AX=0022h --------m-2C0021----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SAVE PROTECTED-MODE STATE AX = 0021h ES:EDI -> buffer for protected-mode state Return: CF clear buffer filled SeeAlso: AX=0020h,AX=0022h --------m-2C0022----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - RESTORE PROTECTED-MODE STATE AX = 0022h DS:ESI -> buffer containing previously-saved protected-mode state Return: CF clear if successful state restored CF set on error (invalid buffer contents) SeeAlso: AX=0020h,AX=0021h --------m-2C0023----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - ISSUE PROTECTED-MODE XMS CALL AX = 0023h Note: not currently implemented--NOP in RM386 v6.00 --------m-2C0024----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET V86-MODE STACK AX = 0024h DX:EBX = new value for V86-mode SS:ESP Return: nothing --------m-2C0025----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - CALL V86-MODE PROCEDURE AX = 0025h DS:EBX -> client register structure (see AX=0009h) Return: CF clear if successful client register structure updated CF set if no more nested procedure call space available Note: this call uses the V86-mode stack supplied in the client structure, and calls the routine specified by CS:IP in the client structure SeeAlso: AX=0026h,AX=0027h,INT 31/AX=0301h --------m-2C0026----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - CALL V86-MODE INTERRUPT HANDLER AX = 0026h DS:EBX -> client register structure (see AX=0009h) CX = interrupt number Return: CF clear if successful client register structure updated CF set if no more nested procedure call space available Note: this call uses the V86-mode stack supplied in the client structure SeeAlso: AX=0025h,AX=0027h,INT 31/AX=0300h --------m-2C0027----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - CHAIN TO V86-MODE INTERRUPT HANDLER AX = 0027h DS:EBX -> client register structure (see AX=0009h) Return: CF clear if successful client register structure updated CF set if no more nested procedure call space available Note: this call uses the V86-mode stack supplied in the client structure, and jumps to the address specified by CS:IP in the client structure SeeAlso: AX=0025h,AX=0026h --------m-2C0028----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET ESP0 FROM TSS AX = 0028h Return: CF clear EAX = TSS's ESP0 Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom --------m-2C0029----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET SECONDARY STACK AX = 0029h DX:EBX = new value for SS:ESP of ring 3 secondary stack Return: CF clear Desc: inform RM386 of the ring 3 interrupt stack location --------m-2C002A----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET 8259 IRQ BASE VECTORS AX = 002Ah BL = base vector of master interrupt controller CL = base vector of slave interrupt controller Note: this call merely informs RM386 that the caller has changed the interrupt mappings SeeAlso: INT 67/AX=DE0Bh --------m-2C002BCH81------------------------- INT 2C P - RM386 v6.00 - CLOAKING - PROTECTED-MODE VIRTUAL DMA SERVICES AX = 002Bh CH = 81h CL = subfunction (02h-0Ch) other registers as appropriate for subfunction Return: varies by function CF set on error Note: these functions are equivalent to the INT 4B/AX=81xxh subfunctions with the same numbers SeeAlso: INT 4B/AX=8102h,INT 4B/AX=810Ch --------m-2C002C----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - GET PORT-TRAPPING PASSALONG AX = 002Ch Return: CF clear DX:EBX = current I/O trapping passalong address SeeAlso: AX=0008h,AX=002Dh --------m-2C002D----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - SET PORT-TRAPPING PASSALONG AX = 002Dh DX:EBX = new I/O trapping passalong address Return: CF clear Note: RM386 calls the passalong address whenever an access to a monitored I/O port is attempted; the handler should check whether it is a port that it is interested in, and if not call the previous passalong address (which was retrieved with AX=002Ch before installing the new handler) SeeAlso: AX=0009h,AX=002Ch,INT 67/AX=5DEAh Port-trapping passalong address called with: EAX = CS:IP of faulting instruction (unless executing in protected-mode ring 3) SS:EBX -> caller register structure (see AX=0009h) check EFLAGS V86-mode bit for type CX = first two bytes of I/O instruction which was trapped DX = port to which I/O is being performed CF clear Return: CF clear if RM386 should perform I/O operation CF set if I/O should be skipped Note: RM386 skips the trapped I/O instruction, so the passalong handler should not modify the client CS:EIP --------m-2C002E----------------------------- INT 2C P - RM386 v6.00 - CLOAKING - TRAP I/O PORT AX = 002Eh DX = port number to trap Return: CF clear if successful CF set on error (port out of range or reserved) Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom SeeAlso: AX=002Fh,AX=0030h --------m-2C002F----------------------------- INT 2C PU - RM386 v6.00 - CLOAKING - UNTRAP I/O PORT AX = 002Fh DX = port number for which to cancel trapping Return: CF clear if successful CF set on error (port out of range or reserved) SeeAlso: AX=002Eh,AX=0030h --------m-2C0030----------------------------- INT 2C PU - RM386 v6.00 - CLOAKING - GET TRAPPING STATE OF SPECIFIED PORT AX = 0030h DX = port number Return: CF clear if successful BX = current state (0000h not trapped, 0001h trapped) CF set on error (port out of range or reserved) SeeAlso: AX=002Eh,AX=002Fh --------m-2C0031----------------------------- INT 2C PU - RM386 v6.00 - BUG AX = 0031h Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's Netroom Note: due to a fencepost error, RM386 v6.00 will branch unpredictably if invoked with this function --------!------------------------------------