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Text File | 1986-11-25 | 9.6 KB | 309 lines

verdef macro db ' Kermit-MS V2.28' endm BELL EQU 07Q TAB EQU 11Q LF EQU 12Q FF EQU 14Q CR EQU 15Q XON EQU 21Q XOFF EQU 23Q ESC EQU 33Q DEL EQU 177Q BS EQU 08H CTLZ EQU 1AH SOH EQU 01H ; Start of header char. DOS EQU 21H CONIN EQU 01H CONOUT EQU 02H RDRIN EQU 03H PUNOUT EQU 04H LSTOUT EQU 05H DCONIO EQU 06H CONINQ EQU 07H ; quiet console input PRSTR EQU 09H CONSTAT EQU 0BH SELDSK EQU 0EH ; Select disk. OPENF EQU 0FH CLOSF EQU 10H SFIRST EQU 11H SNEXT EQU 12H DELF EQU 13H READF EQU 14H ; Read from the file. WRITEF EQU 15H MAKEF EQU 16H GCURDSK EQU 19H ; Current disk. SETDMA EQU 1AH PRSFCB equ 29H ; parse an fcb. DOSVER equ 30H ; dos version # OPEN2 EQU 3DH ; 2.0 open CLOSE2 EQU 3EH ; 2.0 close READF2 EQU 3FH ; 2.0 read. LSEEK EQU 42H ; 2.0 lseek IOCTL EQU 44H WRITEF2 EQU 40H ; 2.0 write GCD equ 47H ; 2.0 get current directory. GSWITCH EQU 37h ; undocumented get/set switch character SETBLK equ 4ah ; modify allocated memory map ALLOC equ 48h ; allocate memory FREEMEM equ 49h ; free memory chdir equ 3bh ; change directory gettim equ 2CH ; Get the time of day. PAREVN EQU 00H ; Even parity. PARMRK EQU 01H ; Mark parity. PARNON EQU 02H ; No parity. PARODD EQU 03H ; Odd parity. PARSPC EQU 04H ; Space parity. CMKEY EQU 01H ; Parse a keyword. CMIFI EQU 02H ; Parse an input file spec (can be wild). CMOFI EQU 03H ; Parse an output file spec. CMCFM EQU 04H ; Parse a confirm. CMTXT EQU 05H ; Parse arbitrary text up to CR. FLOXON EQU 1113H ; Use XON/XOFF for flow control. FLONON EQU 0 ; Don't do flow control. DEFHAND EQU XON ; Use XON as default handshake. DMASIZ EQU 80H ; Size of DMA. FCBSIZ EQU 25H MAXTAK EQU 05H ; Max number of TAKE's allowed. MAXTRY EQU 05Q ; Default number of retries on a packet. IMXTRY EQU 20Q ; Default number of retries send initiate. DEFESC EQU ']'-100Q ; The default escape character. DRPSIZ EQU 94 ; Default receive packet size. DSPSIZ EQU 94 ; Default send packet size. DSTIME EQU 08H ; Default send time out interval. DRTIME EQU 0DH ; Default receive time out interval. DSRVTM EQU 30 ; Default server timeout. DSPAD EQU 00H ; Default send padding. DRPAD EQU 00H ; Default receive padding. DSPADC EQU 00H ; Default send padding char. DRPADC EQU 00H ; Default receive padding char. DSEOL EQU CR ; Default send EOL char. DREOL EQU CR ; Default receive EOL char. DSSOH EQU SOH ; Default send start-of-packet char. DRSOH EQU SOH ; Default receive start-of-packet char. DSQUOT EQU '#' ; Default send quote char. DRQUOT EQU '#' ; Default receive quote char. DQBIN EQU '&' ; Default 8-bit prefix. DRPT EQU '~' ; Default repeat prefix. DCHKLEN EQU 1 ; Default checksum length. DEFPAR EQU PARNON ; Default parity (none.) IBMPAR EQU PARMRK ; IBM's parity (mark.) bufsiz equ 2048 ; size of serial input buffer portmax equ 8 ; # of serial ports ; baud rate definitions B00455 EQU 0 ; 45.5 baud B0050 EQU 1 ; 50 baud B0075 EQU 2 ; 75 baud B0110 EQU 3 ; 110 baud B01345 EQU 4 ; 134.5 baud B0150 EQU 5 ; 150 baud B0300 EQU 6 ; 300 baud B0600 EQU 7 ; 600 baud B1200 EQU 8 ; 1200 baud B1800 EQU 9 ; 1800 baud B2000 EQU 10 ; 2000 baud B2400 EQU 11 ; 2400 baud B4800 EQU 12 ; 4800 baud B9600 EQU 13 ; 9600 baud B19200 EQU 14 ; 19200 baud B38400 EQU 15 ; 38400 baud BAUDSIZ EQU 16 ; Number of options for baud rate. ; Structure definitions. ; Modem information. mdminfo struc mddat dw 0 ; Default to port 1. mdstat dw 0 ; Ditto. mdcom dw 0 ; Here too. mden db 0 mddis db 0 mdmeoi db 0 mdintv dw 0 mdminfo ends ; Command information. cmdinfo struc cmstat db 0 ; What is presently being parsed. cmaflg db 0 ; Non-zero when an action char has been found. cmccnt db 0 ; Non-zero if a significant char is found. cmsflg db 0 ; Non-zero when the last char was a space. cmostp dw 0 ; Old stack pointer for reparse. cmrprs dw 0 ; Address to go to on reparse. cmprmp dw 0 ; Address of prompt. cmptab dw 0 ; Address of present keyword table. cmhlp dw 0 ; Address of present help. cmdbuf db 80H DUP(0) ; Buffer for command parsing. cmfcb dw 0 ; Pointer to FCB. cmfcb2 dw 0 ; Pointer to position in FCB. cmcptr dw 0 ; Pointer for next char input. cmdptr dw 0 ; Pointer into the command buffer. cmsiz dw 0 ; Size info of user input. cmkptr dw 0 ; Pointer to keyword. cmsptr dw 0 ; Place to save a pointer. cmchr db 0 ; Save char when checking ambiguity. cmrflg db 0 ; Assume parsing filename for send. cmcr db 0 ; Say whether bare CR is allowed. cmquiet db 0 ; non-zero for no echoing... cmdinfo ends ; Flags information. flginfo struc belflg db 1 ; Use bell comflg db 1 ; Use COM1 by default. abfflg db 1 ; Discard incoming file if abort. debug db 0 ; Debugging mode (default off). flwflg db 1 ; File warning flag (default on). ibmflg db 0 ; IBM flag (default off). extflg db 0 ; Exit flag (default off). vtflg db 1 ; H-19 emulation. droflg db 0 ; Override default disk drive. nmoflg db 0 ; Override name from the F packet. wldflg db 0 ; Assume no "*" in fn. cxzflg db 0 ; ¬X/¬Z to interrupt file x-fer. xflg db 0 ; Seen "X" packet. filflg db 0 ; Non-zero when nothing in DMA buffer. eoflag db 0 ; EOF flag; non-zero on EOF. getflg db 0 ; Assume normal RECEIVE (not GET). capflg db 0 ; On if capturing data. takflg db 0 ; On if echo commands of TAKE file. timflg db 0 ; Say if are timing out or not. destflg db 1 ; Incoming files destination: disk or printer. eofcz db 0 ; ¬Z signals eof if non-zero. remflg db 0 ; non-zero if in remote mode. modflg db 1 ; non-zero if mode line on. wrpflg db 0 ; non-zero if line wrap is to be done flginfo ends ; Transmission parameters trinfo struc maxdat db 0 ; Max packet size for send. chklen db 1 ; Number of characters in checksum. seol db dseol ; Send EOL char. reol db dreol ; Receive EOL char. ssoh db dssoh ; Send start-of-packet character. rsoh db drsoh ; Receive start-of-packet character. squote db dsquot ; Send quote character. rquote db drquot ; Receive quote character. spsiz db dspsiz ; Send packet size. rpsiz db drpsiz ; Receive packet size. stime db dstime ; Send timeout. (Don't timeout). rtime db drtime ; Receive timeout. spad db dspad ; Send padding. rpad db drpad ; Receive padding. spadch db dspadc ; Send padding char. rpadch db drpadc ; Receive padding char. ebquot db 'Y' ; Send 8-bit quote character. escchr db defesc ; Escape character. trinfo ends pktinfo struc pktnum dw 0 ; Packet number. numpkt dw 0 ; Total number of packets sent. numrtr dw 0 ; Total number of retries. numtry db 0 ; Number of tries on this packet. oldtry db 0 ; Number of tries on previous packet. state db 0 ; Present state of the automaton. argblk dw 0 ; For subroutine arguments. argbk1 dw 0 argbk2 dw 0 argbk3 dw 0 pktinfo ends takinfo struc takfcb db fcbsiz dup(0) takbuf db dmasiz dup(0) takptr dw 0 takchl db 0 takcnt dw 0,0 takinfo ends ; Port Information. prtinfo struc baud dw 0 ; Default baud rate. ecoflg db 0 ; Local echo flag (default off). parflg db 0 ; Parity flag (default none.) floflg db 0 ; If need flow control during file x-fer. hndflg db 0 ; If need handshake during file x-fer. hands db 0 ; Default handshake. flowc dw 0 ; Do flow control with XON/XOFF. prtinfo ends mkeyw macro key,val local junk,oldval oldval equ $ db junk,key,'$' junk equ $-oldval-2 dw val endm ; definitions for terminal handler: termarg struc flgs db ? ; flags prt db ? ; port to use (0,1) cols db ? ; # columns on screen rows db ? ; # rows on screen captr dw ? ; routine to call with captured data belld dw ? ; bell divisor klen dw ? ; length of key redefinition table ktab dw ? ; address of key redefinition table krpl dw ? ; address of key replacement table escc db ? ; escape character baudb db ? ; baud rate bits. parity db ? ; parity termarg ends ; bits for flag byte scrsam equ 80h ; on if shouldn't redraw screen capt equ 40h ; capture output emheath equ 20h ; emulate heath havtt equ 10h ; have translate table trnctl equ 08h ; translate control chars modoff equ 04h ; mode line off lnwrap equ 02h ; auto-wrap long lines lclecho equ 01h ; local echo ; macro to save registers... saveac macro regs local cnt,lbl,xcnt cnt = 0 irp reg,<regs> push reg cnt = cnt+1 endm call lbl mov bp,sp xcnt = cnt irp reg,<regs> cnt = cnt-1 mov reg,[bp+2*cnt] endm mov bp,ax ; store ax temporarily lahf ; preserve flags add sp,2*xcnt sahf mov ax,bp ; restore ax ret lbl label near endm