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Wrap

File List | 1998-08-31 | 30.9 KB | 821 lines

Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 1 mtrap.asm 1 ; 2 ; GRDB 3 ; 4 ; Copyright(c) LADsoft 5 ; 6 ; David Lindauer, gclind01@starbase.spd.louisville.edu 7 ; 8 ; 9 ; mtrap.asm 10 ; 11 ; Function: handle the all traps. Int 3 and Int 1 are debug traps and 12 ; are handled specially 13 ;MASM MODE 14 0000 .model small 15 .386 16 17 0000 .stack 1024 18 19 include iversion.inc 1 20 =000E verid = 14 21 include eprints.inc 1 22 PRINT_MESSAGE macro string 1 23 call PrintFollowingMessage 1 24 db string,0 1 25 endm 1 26 1 27 EXTRN printspace : PROC 1 28 EXTRN printdword:PROC 1 29 EXTRN printword:PROC 1 30 EXTRN printbyte:PROC 1 31 EXTRN scankey : PROC 1 32 EXTRN crlf : PROC 1 33 1 34 EXTRN PureChar : PROC 1 35 EXTRN PutChar : PROC 1 36 EXTRN GetKey : PROC 1 37 EXTRN PrintFollowingMessage : PROC 1 38 EXTRN olMessage : PROC 1 39 EXTRN dgroupMessage : PROC 1 40 41 include eregs.inc 1 42 EXTRN ReadReg : PROC 1 43 EXTRN DisplayRegisters : PROC 1 44 EXTRN ModifyRegisters : PROC 1 45 46 include einput.inc 1 47 EXTRN qerr : PROC 1 48 EXTRN ReadNumber : PROC 1 49 EXTRN ReadAddress : PROC 1 50 EXTRN Inputhandler : PROC 1 51 EXTRN WadeSpace : PROC 1 52 EXTRN GetInputLine : PROC 1 53 EXTRN WadeSpaceOnly : PROC 1 54 EXTRN inputbuffer : byte 1 55 EXTRN defDS : PROC 1 56 EXTRN defCS : PROC 57 include ebreaks.inc Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 2 mtrap.asm 1 58 EXTRN setbreak : PROC 1 59 EXTRN breaks : PROC 1 60 EXTRN enableBreaks : PROC 1 61 EXTRN disableBreaks : PROC 1 62 63 include eenv.inc 1 64 EXTRN CopyEnv : PROC 1 65 EXTRN TgtPgmEnvSeg : word 1 66 EXTRN TgtPgmEnvSpaceUsed: word 1 67 EXTRN TgtPgmNamePtr : word 1 68 EXTRN TgtPgmEnvLen : word 1 69 EXTRN SetEnvName : PROC 1 70 EXTRN QualifyName : PROC 1 71 72 include eloader.inc 1 73 EXTRN MakeEmptyProg : PROC 1 74 EXTRN userbasepsp : word 1 75 EXTRN filelen : dword 1 76 EXTRN loadcommand : byte 1 77 EXTRN loadfile : byte 1 78 EXTRN exeflag : byte 1 79 EXTRN LoadProgram : proc 1 80 EXTRN ParseProgName : PROC 1 81 EXTRN ExeStats : PROC 1 82 EXTRN lastexe : byte 1 83 EXTRN lastip : dword 1 84 EXTRN lastcs: word 1 85 86 include elogging.inc 1 87 EXTRN LogToFile : PROC 1 88 EXTRN CloseLogFile : PROC 1 89 EXTRN LoggingStat : PROC 1 90 91 include edos.inc 1 92 EXTRN SetUserPSP :PROC 1 93 EXTRN SetDebugPSP : PROC 1 94 EXTRN userpsp : word 1 95 EXTRN int20handle : PROC 1 96 EXTRN int21handle : PROC 1 97 EXTRN UnLoadProgram : PROC 1 98 EXTRN KillFiles : PROC 1 99 EXTRN int1bh : PROC 1 100 EXTRN CtrlBrkPressedInDOS : byte 101 include eMemory.inc 1 102 EXTRN ResizeMem : PROC 1 103 EXTRN ReleaseDebugMem : PROC 1 104 EXTRN ReleaseMemory : PROC 1 105 EXTRN tagarena : PROC 1 106 107 include eints.inc 1 108 EXTRN SetRMInts : PROC 1 109 EXTRN IntSnapShot : PROC 1 110 EXTRN UnLoadInts : PROC 1 111 EXTRN ReleaseRMInts : PROC 1 112 EXTRN SetVectAttrib : PROC 1 113 EXTRN intpage : word 1 114 EXTRN int21adr : dword Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 3 mtrap.asm 1 115 EXTRN orgpic : word 1 116 EXTRN int20adr : dword 1 117 118 include eexec.inc 1 119 EXTRN trap : PROC 1 120 EXTRN go : PROC 1 121 EXTRN proceed : PROC 1 122 EXTRN callcheck : PROC 1 123 EXTRN cmpstring : PROC 1 124 EXTRN wadeprefix : PROC 1 125 126 include eoptions.inc 1 127 EXTRN optdword : byte 1 128 EXTRN optdwordcommand : byte 1 129 EXTRN doopt : PROC 1 130 EXTRN optdiv0 : byte 1 131 EXTRN optpure : byte 1 132 EXTRN optflat0 : byte 1 133 EXTRN optsignedimm : byte 1 134 EXTRN ReadOptions : PROC 1 135 EXTRN WriteOptions : PROC 1 136 EXTRN opthist : byte 1 137 EXTRN Disassemble32Bit : byte 1 138 EXTRN winshellchk : PROC 1 139 EXTRN optdosio : byte 140 include eloader.inc 1 141 EXTRN MakeEmptyProg : PROC 1 142 EXTRN userbasepsp : word 1 143 EXTRN filelen : dword 1 144 EXTRN loadcommand : byte 1 145 EXTRN loadfile : byte 1 146 EXTRN exeflag : byte 1 147 EXTRN LoadProgram : proc 1 148 EXTRN ParseProgName : PROC 1 149 EXTRN ExeStats : PROC 1 150 EXTRN lastexe : byte 1 151 EXTRN lastip : dword 1 152 EXTRN lastcs: word 1 153 154 include ehistory.inc 1 155 EXTRN LoadHistory : PROC 1 156 EXTRN EnterHistory : PROC 1 157 EXTRN CheckHistory:PROC 1 158 EXTRN histoff : PROC 1 159 EXTRN histon : PROC 160 include eswift.inc 1 161 EXTRN traceon : byte 1 162 EXTRN swiftrace : PROC 1 163 EXTRN untrace : proc 1 164 165 include efp.inc 1 166 EXTRN fpcommand : PROC 1 167 EXTRN floatcheck : PROC 1 168 169 include ehbreak.inc 1 170 EXTRN hdwebreakcommand : PROC 1 171 EXTRN hdwebreakenable : PROC Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 4 mtrap.asm 1 172 EXTRN hdwebreakdisable : PROC 1 173 EXTRN hdwechk : PROC 1 174 175 176 public entry3,indos,entry1 177 PUBLIC RegdumpFLAGS,RegdumpEAX,RegdumpEBX,RegdumpECX,RegdumpEDX 178 PUBLIC RegdumpESI,RegdumpEDI,RegdumpEBP 179 PUBLIC RegdumpESP,RegdumpEIP 180 PUBLIC RegdumpCS,RegdumpES,RegdumpDS,RegdumpSS,RegdumpFS,RegdumpGS 181 PUBLIC TrapHandler, _exit, psp **Error** mtrap.asm(43) Undefined symbol: TrapHandler 182 PUBLIC reentry, grdbname, veclist, entry1 183 PUBLIC stackseg,stackofs, dosver 184 185 extrn checkcpu : PROC, FileLoadErr : PROC, trapcount : dword 186 extrn ReTrap : PROC 187 EXTRN initflatreal:PROC, rundownflatreal : PROC 188 ; 189 ; CPU instruction trap enable flag 190 ; 191 =0100 TRAPFLAG = 100h 192 193 0000 .data 194 0000 0000 stackofs dw 0 ;to restore out stack in INT1 195 0002 0000 stackseg dw 0 196 ; 197 ; Register image 198 ; 199 0004 00 veclist db 00h 200 0005 006Ar dw entry0 201 0007 01 db 1 202 0008 0077r dw entry1 203 000A 03 db 3 204 000B 008Er dw entry3 205 000D 1B db 1bh 206 000E 0000e dw int1bh 207 0010 20 db 20h 208 0011 0000e dw int20handle 209 0013 21 db 21h 210 0014 0000e dw int21handle 211 0016 FF db 0ffh ; trailer 212 0017 00000000 RegdumpFLAGS dd 0 213 001B 00000000 RegdumpEAX dd 0 214 001F 00000000 RegdumpEBX dd 0 215 0023 00000000 RegdumpECX dd 0 216 0027 00000000 RegdumpEDX dd 0 217 002B 00000000 RegdumpESI dd 0 218 002F 00000000 RegdumpEDI dd 0 219 0033 00000000 RegdumpEBP dd 0 220 0037 00000000 RegdumpESP dd 0 221 003B 00000000 RegdumpEIP dd 0 222 003F 0000 RegdumpCS dw 0 223 0041 0000 RegdumpES dw 0 224 0043 0000 RegdumpDS dw 0 225 0045 0000 RegdumpSS dw 0 226 0047 0000 RegdumpFS dw 0 227 0049 0000 RegdumpGS dw 0 Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 5 mtrap.asm 228 ; 229 004B 0000 dosver dw 0 230 004D 0000 haserr dw 0 ; If there is an error# on stack 231 004F 0000 errnum dw 0 ; The error# 232 0051 0000 trapnum dw 0 ; The trap# 233 0053 00000000 indos dd 0 ; pointer to indos flag 234 0057 2A 2A 2A 2A 2A 2A 2A+ grdbname db '********',0 235 2A 00 236 0060 0000 psp dw 0 ;debugger PSP 237 0062 00 neederr db 0 ;flag for file load result from command line 238 239 0063 00006790 trappop dd 6790h ;traps that need to pop a value 240 241 0067 .code 242 0000 47 52 44 42 20 72 65+ cpuerr db "GRDB requires a 386 or better processor",0 243 71 75 69 72 65 73 20+ 244 61 20 33 38 36 20 6F+ 245 72 20 62 65 74 74 65+ 246 72 20 70 72 6F 63 65+ 247 73 73 6F 72 00 248 0028 6E 6F 74 20 65 6E 6F+ memerr db "not enough memory/corrupt arena",0 249 75 67 68 20 6D 65 6D+ 250 6F 72 79 2F 63 6F 72+ 251 72 75 70 74 20 61 72+ 252 65 6E 61 00 253 0048 47 52 44 42 20 72 65+ vererr db "GRDB requires MSDOS 4.0 or better" 254 71 75 69 72 65 73 20+ 255 4D 53 44 4F 53 20 34+ 256 2E 30 20 6F 72 20 62+ 257 65 74 74 65 72 258 0069 00 nomsg db 0 259 260 ;This macro generates a front end for the interrupt handlers installed for 261 ;int 0, 1 and 3. 262 263 entry macro num 264 local est 265 entry&num: 266 if num EQ 1 267 call hdwechk 268 jc est 269 call swiftrace 270 endif 271 if num EQ 3 272 call swiftrace 273 endif 274 est: 275 push gs 276 push fs 277 push es 278 push ds 279 pushad 280 mov al,num 281 jmp traphandler 282 endm 283 284 entry 0 Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 6 mtrap.asm 1 285 006A entry0: 1 286 006A ??0000: 1 287 006A 0F A8 push gs 1 288 006C 0F A0 push fs 1 289 006E 06 push es 1 290 006F 1E push ds 1 291 0070 66| 60 pushad 1 292 0072 B0 00 mov al,0 1 293 0074 E9 009E jmp traphandler 294 entry 1 1 295 0077 entry1: 1 296 0077 E8 0000e call hdwechk 1 297 007A 72 05 90 90 jc ??0001 1 298 007E E8 0000e call swiftrace 1 299 0081 ??0001: 1 300 0081 0F A8 push gs 1 301 0083 0F A0 push fs 1 302 0085 06 push es 1 303 0086 1E push ds 1 304 0087 66| 60 pushad 1 305 0089 B0 01 mov al,1 1 306 008B E9 0087 jmp traphandler 307 entry 3 1 308 008E entry3: 1 309 008E E8 0000e call swiftrace 1 310 0091 ??0002: 1 311 0091 0F A8 push gs 1 312 0093 0F A0 push fs 1 313 0095 06 push es 1 314 0096 1E push ds 1 315 0097 66| 60 pushad 1 316 0099 B0 03 mov al,3 1 317 009B EB 78 90 jmp traphandler 318 319 ; 320 ; Save an image of the regs 321 ; This MUST BE the first thing the trap handler calls; it assumes 322 ; there is ONE PUSH (return address) followed by the DS at the time 323 ; of interrupt followed by the interrupt data 324 ; 325 009E saveregs PROC 326 009E 59 pop cx 327 009F 66| 8F 06 002Fr pop [RegdumpEDI] 328 00A4 66| 8F 06 002Br pop [RegdumpESI] 329 00A9 66| 8F 06 0033r pop [RegdumpEBP] 330 00AE 66| 58 pop eax 331 00B0 66| 8F 06 001Fr pop [RegdumpEBX] 332 00B5 66| 8F 06 0027r pop [RegdumpEDX] 333 00BA 66| 8F 06 0023r pop [RegdumpECX] 334 00BF 66| 8F 06 001Br pop [RegdumpEAX] 335 00C4 8F 06 0043r pop [RegdumpDS] 336 00C8 8F 06 0041r pop [RegdumpES] 337 00CC 8F 06 0047r pop [RegdumpFS] 338 00D0 8F 06 0049r pop [RegdumpGS] 339 00D4 0F BA 26 004Dr 00 bt [haserr],0 ; See if an error 340 00DA 73 05 jnc short noerr ; 341 00DC 66| 58 pop eax ; Get the error # Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 7 mtrap.asm 342 00DE A3 004Fr mov [errnum],ax ; 343 00E1 noerr: 344 00E1 8F 06 003Br pop word ptr [RegdumpEIP] 345 00E5 8F 06 003Fr pop [RegdumpCS] 346 00E9 8F 06 0017r pop word ptr [RegdumpFLAGS] 347 00ED 8C D0 mov ax,ss ; Otherwise just save the current 348 00EF A3 0045r mov [RegdumpSS],ax ; stack pointer before we started pushing 349 00F2 66| 89 26 0037r mov [RegdumpESP],esp ; 350 00F7 FF E1 jmp cx 351 00F9 saveregs ENDP 352 ; 353 ; Adjust EIP to the trap if it's not int 3 354 ; 355 00F9 adjusteip PROC 356 00F9 83 3E 0051r 03 cmp [trapnum],3 ; See if int 3 357 00FE 75 14 jnz short noadj ; No, get out 358 0100 66| 8B 1E 003Br mov ebx,[RegdumpEIP] ; 359 0105 8E 26 003Fr mov fs,[RegdumpCS] ; 360 0109 64: 80 7F FF CC cmp BYTE PTR fs:[bx-1],0cch ; See if is an INT 3 361 010E 74 04 jz short nodecrement ; Get out if so 362 0110 FF 0E 003Br dec word ptr [RegdumpEIP] ; Else point at trap 363 0114 nodecrement: 364 0114 noadj: 365 0114 C3 ret 366 0115 adjusteip ENDP 367 ; 368 ; Generic trap handler, int 1/3 369 ; 370 0115 traphandler PROC 371 0115 FC cld 372 0116 FB sti 373 0117 8B 1E 0000 mov bx,dgroup **Error** mtrap.asm(190) Undefined symbol: dgroup 374 011B 8E DB mov ds,bx 375 011D 8E C3 mov es,bx 376 011F C6 06 0000e 00 mov [CtrlBrkPressedInDOS],0 377 0124 66| 0F B6 C0 movzx eax,al 378 0128 A3 0051r mov [trapnum],ax 379 012B 66| 0F A3 06 0063r bt [trappop],eax 380 0131 73 06 90 90 jnc noerr2 381 0135 FF 06 004Dr inc [haserr] ; Set the error flag 382 0139 noerr2: 383 0139 BE 0004r mov si,offset veclist 384 013C E8 0000e call ReleaseRMInts 385 013F E8 FF5C call saveregs ; Save Regs 386 0142 66| 81 26 0017r + and [RegdumpFLAGS],NOT TRAPFLAG ; reset trap flag in flags image 387 FFFFFEFF 388 014B 8E 16 0002r mov ss,[stackseg] ; load our stack 389 014F 66| 0F B7 26 0000r movzx esp,[stackofs] ; clear top of ESP just in case... 390 0155 E8 0000e call disableBreaks ; Disable breakpoints if not 391 0158 E8 FF9E call adjusteip ; Adjust the EIP to point to the breakpoint 392 015B E8 0000e call SetDebugPSP 393 015E E8 0000e call crlf 394 0161 83 3E 0051r 03 cmp [trapnum],3 ; No stats if it is int 3 395 0166 74 38 jz short reentry ; 396 0168 83 3E 0051r 01 cmp [trapnum],1 ; Or int 1 397 016D 74 31 jz short reentry ; Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 8 mtrap.asm 398 PRINT_MESSAGE <'Trap: '> 1 399 016F E8 0000e call PrintFollowingMessage 1 400 0172 54 72 61 70 3A 20 00 db 'Trap: ',0 401 0179 A1 0051r mov ax,[trapnum] ; Say which one 402 017C E8 0000e call printbyte ; 403 017F E8 0000e call crlf 404 0182 0F BA 36 004Dr 00 btr [haserr],0 ; If has error 405 0188 73 16 90 90 jnc reentry ; 406 PRINT_MESSAGE <'Error: '> 1 407 018C E8 0000e call PrintFollowingMessage 1 408 018F 45 72 72 6F 72 3A 20+ db 'Error: ',0 409 00 410 0197 A1 004Fr mov ax,[errnum] ; Say which one 411 019A E8 0000e call printword 412 019D E8 0000e call crlf 413 ; fall through 414 01A0 traphandler ENDP 415 01A0 reentry PROC 416 01A0 E8 0000e call DisplayRegisters; Display registers 417 01A3 66| F7 06 0000e + test [trapcount],-1 ; see if tracing more than 1 418 FFFFFFFF 419 01AC 74 0A 90 90 jz noretrace 420 01B0 66| FF 0E 0000e dec [trapcount] ; yes, go do another trace 421 01B5 E9 0000e jmp ReTrap 422 01B8 noretrace: 423 01B8 E8 0000e call initflatreal ; put us in flat real mode 424 01BB F6 06 0062r FF test [neederr],-1 ; test if an error (startup usually) 425 01C0 0F 84 0000 jz InputHandler **Error** mtrap.asm(235) Undefined symbol: InputHandler 426 01C4 8A 26 0062r mov ah,[neederr] ; yes, kill it 427 01C8 C6 06 0062r 00 mov [neederr],0 428 01CD 9E sahf 429 01CE E8 0000e call FileLoadErr ; display the error message 430 01D1 E9 0000 jmp InputHandler ; Go do input **Error** mtrap.asm(240) Undefined symbol: InputHandler 431 432 01D4 reentry ENDP 433 ; 434 ; Monitor init routine, point all traps to point to the monitor handler 435 ; 436 437 01D4 start: 438 01D4 8B 1E 0000 mov bx,dgroup ; setup **Error** mtrap.asm(248) Undefined symbol: dgroup 439 01D8 8E DB mov ds,bx 440 01DA 8C 06 0060r mov [psp],es ; our PSP 441 01DE 8E C3 mov es,bx ;set ES to DX 442 01E0 8C D0 mov ax,ss ; have to adjust stack to be DS-relative 443 01E2 2B C3 sub ax,bx ; the disassembler requires it 444 01E4 C1 E0 04 shl ax,4 ;to segment 445 01E7 03 C4 add ax,sp ;add in the stack pointer 446 01E9 8E D3 mov ss,bx ;set SS to DS 447 01EB 8B E0 mov sp,ax ;and new stack based on DS 448 01ED 8C 16 0002r mov [stackseg],ss 449 01F1 89 26 0000r mov [stackofs],sp 450 PRINT_MESSAGE <"GRDB version ",30h +VERID/10,'.',30h + VERID MOD 10, " Copyright + 451 (c) LADsoft",13,10,13,10> Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 9 mtrap.asm 1 452 01F5 E8 0000e call PrintFollowingMessage 1 453 01F8 47 52 44 42 20 76 65+ db "GRDB version ",30h +VERID/10,'.',30h + VERID MOD 10, " Copyright (c) + 454 72 73 69 6F 6E 20 30+ LADsoft",13,10,13,10,0 455 2E 30 20 43 6F 70 79+ 456 72 69 67 68 74 20 28+ 457 63 29 20 4C 41 44 73+ 458 6F 66 74 0D 0A 0D 0A+ 459 00 **Error** mtrap.asm(260) PRINT_MESSAGE(2) Undefined symbol: VERID 460 0223 B4 30 mov ah,30h ; dos version check 461 0225 CD 21 int 21h 462 0227 3C 04 cmp al,4 463 0229 BA 0048r mov dx,offset cs:vererr 464 022C 0F 82 008C jc errx 465 0230 86 E0 xchg ah,al 466 0232 A3 004Br mov [dosver],ax 467 0235 06 push es ; get indos flag 468 0236 B4 34 mov ah,34h 469 0238 CD 21 int 21h 470 023A 89 1E 0053r mov word ptr [indos],bx 471 023E 8C 06 0055r mov word ptr [indos+2],es 472 0242 07 pop es 473 0243 E8 0000e call checkcpu ; validate CPU 474 0246 BA 0000r mov dx,offset cs:cpuerr 475 0249 72 71 90 90 jc errx 476 024D E8 0000e call ResizeMem ; cut mem back 477 0250 BA 0028r mov dx,offset cs:memerr 478 0253 72 67 90 90 jc errx 479 0257 E8 0000 call IntSnapshot ; grab the ints so we can **Error** mtrap.asm(281) Undefined symbol: IntSnapshot 480 ; restoire context later 481 025A BA 0028r mov dx,offset cs:memerr 482 025D 72 4F 90 90 jc errx2 483 0261 BE 0057r mov si,offset grdbname ; create data spaces for 484 0264 E8 0000e call MakeEmptyProg ; empty prog 485 0267 BA 0028r mov dx,offset cs:memerr 486 026A 72 42 90 90 jc errx2 487 026E E8 0000e call ReadOptions ; read the options disk file 488 0271 E8 0000 call FloatCheck ; check for an FP coprocessor **Error** mtrap.asm(290) Undefined symbol: FloatCheck 489 490 0274 1E push ds ; parse command line params 491 0275 8E 1E 0060r mov ds,[psp] 492 0279 BE 0081 mov si,81h 493 027C E8 0000e call ParseProgName 494 027F 1F pop ds 495 0280 F6 06 0000e FF test [loadfile],-1 ; load program 496 0285 74 0C 90 90 jz dohist 497 0289 2B C0 sub ax,ax 498 028B E8 0000e call LoadProgram ; load the program 499 028E 9F lahf 500 028F 88 26 0062r mov [neederr],ah 501 0293 dohist: 502 0293 F6 06 0000e FF test [opthist],0ffh ; init history 503 0298 0F 84 FF04 jz reentry 504 029C E8 0000e call LoadHistory 505 029F E9 FEFE jmp reentry ; get us started Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 10 mtrap.asm 506 ; 507 ; program exit 508 ; 509 02A2 _exit: 510 02A2 E8 0000e call KillFiles ; close files they opened 511 02A5 E8 0000e call CloseLogFile ; close our log file 512 02A8 E8 0000e call rundownflatreal ; no more flat real mode 513 02AB BA 0069r mov dx,offset cs:nomsg 514 02AE errx2: 515 02AE 52 push dx 516 02AF E8 0000e call UnLoadInts ; unload int vects 517 02B2 E8 0000e call ReleaseMemory ; release any memory tagged 518 ; to them 519 02B5 E8 0000e call ReleaseDebugMem ; release any memory tagged 520 ; to us 521 02B8 E8 0000e call WriteOptions ; write options file 522 02BB 5A pop dx 523 02BC errx: 524 02BC 8B DA mov bx,dx 525 02BE E8 0000e call olMessage ; display whatever message 526 02C1 BB 0000 mov bx,0 ; close the input file 527 02C4 B4 3E mov ah,3eh 528 02C6 CD 21 int 21h 529 02C8 B8 4C00 mov ax,4c00h 530 02CB CD 21 int 21h 531 532 END start Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 11 Symbol Table Symbol Name Type Value ??0000 Near16 _TEXT:006A ??0001 Near16 _TEXT:0081 ??0002 Near16 _TEXT:0091 ??date Text "08-31-98" ??filename Text "mtrap " ??time Text "14:27:44" ??version Number 0500 @32Bit Text 0 @CodeSize Text 0 @Cpu Text 0F0FH @DataSize Text 0 @FileName Text mtrap @Interface Text 000h @Model Text 2 @WordSize Text 2 @code Text _TEXT @curseg Text _TEXT @data Text DGROUP @stack Text DGROUP CheckHistory Near16 ----:---- Extern CloseLogFile Near16 ----:---- Extern CopyEnv Near16 ----:---- Extern CtrlBrkPressedInDOS Byte ----:---- Extern Disassemble32Bit Byte ----:---- Extern DisplayRegisters Near16 ----:---- Extern EnterHistory Near16 ----:---- Extern ExeStats Near16 ----:---- Extern FileLoadErr Near16 ----:---- Extern GetInputLine Near16 ----:---- Extern GetKey Near16 ----:---- Extern Inputhandler Near16 ----:---- Extern IntSnapShot Near16 ----:---- Extern KillFiles Near16 ----:---- Extern LoadHistory Near16 ----:---- Extern LoadProgram Near16 ----:---- Extern LogToFile Near16 ----:---- Extern LoggingStat Near16 ----:---- Extern MakeEmptyProg Near16 ----:---- Extern ModifyRegisters Near16 ----:---- Extern ParseProgName Near16 ----:---- Extern PrintFollowingMessage Near16 ----:---- Extern PureChar Near16 ----:---- Extern PutChar Near16 ----:---- Extern QualifyName Near16 ----:---- Extern ReTrap Near16 ----:---- Extern ReadAddress Near16 ----:---- Extern ReadNumber Near16 ----:---- Extern ReadOptions Near16 ----:---- Extern ReadReg Near16 ----:---- Extern RegdumpCS Word DGROUP:003F RegdumpDS Word DGROUP:0043 RegdumpEAX Dword DGROUP:001B RegdumpEBP Dword DGROUP:0033 RegdumpEBX Dword DGROUP:001F Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 12 Symbol Table RegdumpECX Dword DGROUP:0023 RegdumpEDI Dword DGROUP:002F RegdumpEDX Dword DGROUP:0027 RegdumpEIP Dword DGROUP:003B RegdumpES Word DGROUP:0041 RegdumpESI Dword DGROUP:002B RegdumpESP Dword DGROUP:0037 RegdumpFLAGS Dword DGROUP:0017 RegdumpFS Word DGROUP:0047 RegdumpGS Word DGROUP:0049 RegdumpSS Word DGROUP:0045 ReleaseDebugMem Near16 ----:---- Extern ReleaseMemory Near16 ----:---- Extern ReleaseRMInts Near16 ----:---- Extern ResizeMem Near16 ----:---- Extern SetDebugPSP Near16 ----:---- Extern SetEnvName Near16 ----:---- Extern SetRMInts Near16 ----:---- Extern SetUserPSP Near16 ----:---- Extern SetVectAttrib Near16 ----:---- Extern TRAPFLAG Number 0100 TgtPgmEnvLen Word ----:---- Extern TgtPgmEnvSeg Word ----:---- Extern TgtPgmEnvSpaceUsed Word ----:---- Extern TgtPgmNamePtr Word ----:---- Extern UnLoadInts Near16 ----:---- Extern UnLoadProgram Near16 ----:---- Extern WadeSpace Near16 ----:---- Extern WadeSpaceOnly Near16 ----:---- Extern WriteOptions Near16 ----:---- Extern _exit Near16 _TEXT:02A2 adjusteip Near16 _TEXT:00F9 breaks Near16 ----:---- Extern callcheck Near16 ----:---- Extern checkcpu Near16 ----:---- Extern cmpstring Near16 ----:---- Extern cpuerr Byte _TEXT:0000 crlf Near16 ----:---- Extern defCS Near16 ----:---- Extern defDS Near16 ----:---- Extern dgroupMessage Near16 ----:---- Extern disableBreaks Near16 ----:---- Extern dohist Near16 _TEXT:0293 doopt Near16 ----:---- Extern dosver Word DGROUP:004B enableBreaks Near16 ----:---- Extern entry0 Near16 _TEXT:006A entry1 Near16 _TEXT:0077 entry3 Near16 _TEXT:008E errnum Word DGROUP:004F errx Near16 _TEXT:02BC errx2 Near16 _TEXT:02AE exeflag Byte ----:---- Extern filelen Dword ----:---- Extern floatcheck Near16 ----:---- Extern fpcommand Near16 ----:---- Extern go Near16 ----:---- Extern Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 13 Symbol Table grdbname Byte DGROUP:0057 haserr Word DGROUP:004D hdwebreakcommand Near16 ----:---- Extern hdwebreakdisable Near16 ----:---- Extern hdwebreakenable Near16 ----:---- Extern hdwechk Near16 ----:---- Extern histoff Near16 ----:---- Extern histon Near16 ----:---- Extern indos Dword DGROUP:0053 initflatreal Near16 ----:---- Extern inputbuffer Byte ----:---- Extern int1bh Near16 ----:---- Extern int20adr Dword ----:---- Extern int20handle Near16 ----:---- Extern int21adr Dword ----:---- Extern int21handle Near16 ----:---- Extern intpage Word ----:---- Extern lastcs Word ----:---- Extern lastexe Byte ----:---- Extern lastip Dword ----:---- Extern loadcommand Byte ----:---- Extern loadfile Byte ----:---- Extern memerr Byte _TEXT:0028 neederr Byte DGROUP:0062 noadj Near16 _TEXT:0114 nodecrement Near16 _TEXT:0114 noerr Near16 _TEXT:00E1 noerr2 Near16 _TEXT:0139 nomsg Byte _TEXT:0069 noretrace Near16 _TEXT:01B8 olMessage Near16 ----:---- Extern optdiv0 Byte ----:---- Extern optdosio Byte ----:---- Extern optdword Byte ----:---- Extern optdwordcommand Byte ----:---- Extern optflat0 Byte ----:---- Extern opthist Byte ----:---- Extern optpure Byte ----:---- Extern optsignedimm Byte ----:---- Extern orgpic Word ----:---- Extern printbyte Near16 ----:---- Extern printdword Near16 ----:---- Extern printspace Near16 ----:---- Extern printword Near16 ----:---- Extern proceed Near16 ----:---- Extern psp Word DGROUP:0060 qerr Near16 ----:---- Extern reentry Near16 _TEXT:01A0 rundownflatreal Near16 ----:---- Extern saveregs Near16 _TEXT:009E scankey Near16 ----:---- Extern setbreak Near16 ----:---- Extern stackofs Word DGROUP:0000 stackseg Word DGROUP:0002 start Near16 _TEXT:01D4 swiftrace Near16 ----:---- Extern tagarena Near16 ----:---- Extern Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 14 Symbol Table traceon Byte ----:---- Extern trap Near16 ----:---- Extern trapcount Dword ----:---- Extern traphandler Near16 _TEXT:0115 trapnum Word DGROUP:0051 trappop Dword DGROUP:0063 untrace Near16 ----:---- Extern userbasepsp Word ----:---- Extern userpsp Word ----:---- Extern veclist Byte DGROUP:0004 vererr Byte _TEXT:0048 verid Number 000E wadeprefix Near16 ----:---- Extern winshellchk Near16 ----:---- Extern Macro Name PRINT_MESSAGE entry Groups & Segments Bit Size Align Combine Class DGROUP Group STACK 16 0400 Para Stack STACK _DATA 16 0067 Word Public DATA _TEXT 16 02CD Word Public CODE Turbo Assembler Version 5.0 08-31-98 14:27:45 Page 15 Error Summary **Error** mtrap.asm(43) Undefined symbol: TrapHandler **Error** mtrap.asm(190) Undefined symbol: dgroup **Error** mtrap.asm(235) Undefined symbol: InputHandler **Error** mtrap.asm(240) Undefined symbol: InputHandler **Error** mtrap.asm(248) Undefined symbol: dgroup **Error** mtrap.asm(260) PRINT_MESSAGE(2) Undefined symbol: VERID **Error** mtrap.asm(281) Undefined symbol: IntSnapshot **Error** mtrap.asm(290) Undefined symbol: FloatCheck