rev |
line source |
pascal@19515
|
1 ;***************************************************************
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pascal@19515
|
2 ;****** This file is distributed under GPL
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pascal@19515
|
3 ;***************************************************************
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pascal@19515
|
4 ideal
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pascal@19515
|
5 %crefref
|
pascal@19515
|
6 %noincl
|
pascal@19515
|
7 %nomacs
|
pascal@19636
|
8 ifdef NO386
|
pascal@19636
|
9 p8086
|
pascal@19636
|
10 else
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pascal@19515
|
11 p386
|
pascal@19636
|
12 endif
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pascal@19515
|
13
|
pascal@19515
|
14 group DGROUP _TEXT,_DATA,_BSS
|
pascal@19515
|
15 assume cs:DGROUP,ds:DGROUP
|
pascal@19515
|
16
|
pascal@19515
|
17 segment _DATA byte public use16 'DATA'
|
pascal@19515
|
18
|
pascal@20451
|
19 global _heap_top
|
pascal@20451
|
20 extrn _bss_end
|
pascal@19546
|
21 _heap_top dw _bss_end
|
pascal@19546
|
22 msg_hang db "High mem corrupted - not exiting to DOS"
|
pascal@20527
|
23 msg_lf db 10,0
|
pascal@20451
|
24 vcpi_alloc_err db "VCPI "
|
pascal@20451
|
25 msg_malloc db "malloc error",0
|
pascal@19825
|
26 ifdef EXTRA
|
pascal@19825
|
27 tazboot_cmd db "tazboot.cmd",0
|
pascal@19825
|
28 endif
|
pascal@19515
|
29
|
pascal@19515
|
30 ends _DATA
|
pascal@19515
|
31
|
pascal@19515
|
32 segment _BSS byte public use16 'BSS'
|
pascal@19515
|
33
|
pascal@20538
|
34 _xfer_buf db 4096 dup (?)
|
pascal@19515
|
35 global _no_exit:byte
|
pascal@19515
|
36 _no_exit db ?
|
pascal@19515
|
37 filecnt db ? ; in fact 0 minus file count...
|
pascal@19515
|
38 nextfilename dw ?
|
pascal@19571
|
39 ifdef LARGE_IMAGES
|
pascal@19571
|
40 curdata dw ?
|
pascal@19571
|
41 endif
|
pascal@19825
|
42 ifdef EXTRA
|
pascal@19825
|
43 ultoabuf db 12 dup (?)
|
pascal@19825
|
44 endif
|
pascal@19515
|
45
|
pascal@19515
|
46 ends _BSS
|
pascal@19515
|
47
|
pascal@19515
|
48 segment _TEXT byte public use16 'CODE'
|
pascal@19515
|
49
|
pascal@19515
|
50 ;***************************************************************
|
pascal@20630
|
51 ;_fastcall void strcpy(bx:const char* a, ax:const char* b);
|
pascal@20630
|
52 ;_fastcall void strcat(bx:const char* a, ax:const char* b);
|
pascal@20630
|
53 ;_fastcall void strcatb(bx:const char* a, ax:const char* b);
|
pascal@19538
|
54 ;***************************************************************
|
pascal@20528
|
55 global @strcatb$qpxzct1:near
|
pascal@20528
|
56 proc @strcatb$qpxzct1 near
|
pascal@19538
|
57
|
pascal@19826
|
58 ifdef EXTRA
|
pascal@20142
|
59 mov cl,7Fh
|
pascal@20539
|
60 db 0bah ; mov dx,imm opcode
|
pascal@20528
|
61 global @strcat$qpxzct1:near
|
pascal@20528
|
62 @strcat$qpxzct1:
|
pascal@20142
|
63 mov cl,80h
|
pascal@20539
|
64 db 0bah ; mov dx,imm opcode
|
pascal@20528
|
65 global @strcpy$qpxzct1:near
|
pascal@20528
|
66 @strcpy$qpxzct1:
|
pascal@20142
|
67 xor cx,cx
|
pascal@19826
|
68 endif
|
pascal@19538
|
69 push si
|
pascal@20630
|
70 xchg ax,bx ; b
|
pascal@20630
|
71 xchg ax,si ; a
|
pascal@19826
|
72 ifdef EXTRA
|
pascal@20142
|
73 jcxz @@nocat
|
pascal@19826
|
74 endif
|
pascal@19538
|
75 @@catlp:
|
pascal@20630
|
76 lodsb ; a=si
|
pascal@20527
|
77 or al,al
|
pascal@19538
|
78 jne @@catlp
|
pascal@19538
|
79 dec si
|
pascal@19826
|
80 ifdef EXTRA
|
pascal@20630
|
81 cmp bx,si
|
pascal@20630
|
82 adc al,cl ; set S when bx != si or cl = 80
|
pascal@20142
|
83 mov al,20h
|
pascal@20142
|
84 jns @@cpyhead
|
pascal@19826
|
85 endif
|
pascal@19538
|
86 @@nocat:
|
pascal@19538
|
87 @@cpylp:
|
pascal@20142
|
88 mov al,[bx]
|
pascal@20142
|
89 inc bx
|
pascal@20142
|
90 @@cpyhead:
|
pascal@19538
|
91 mov [si],al
|
pascal@19538
|
92 inc si
|
pascal@20527
|
93 or al,al
|
pascal@19538
|
94 jne @@cpylp
|
pascal@20142
|
95 strfound:
|
pascal@20142
|
96 xchg ax,dx
|
pascal@20142
|
97 strend:
|
pascal@19538
|
98 pop si
|
pascal@20142
|
99 ret
|
pascal@19538
|
100
|
pascal@20528
|
101 endp @strcatb$qpxzct1
|
pascal@19538
|
102
|
pascal@19538
|
103
|
pascal@20146
|
104 ifdef EXTRA
|
pascal@20146
|
105 p8086
|
pascal@20146
|
106 ;***************************************************************
|
pascal@20630
|
107 ;_fastcall char strstr(bx:const char* a, ax:const char* b);
|
pascal@20146
|
108 ;***************************************************************
|
pascal@20528
|
109 global @strstr$qpxzct1:near
|
pascal@20528
|
110 proc @strstr$qpxzct1 near
|
pascal@20146
|
111
|
pascal@20538
|
112 xchg ax,cx ; b
|
pascal@20538
|
113 mov dx,bx ; a
|
pascal@20146
|
114 push si
|
pascal@20146
|
115 @@loop:
|
pascal@20146
|
116 xor ax,ax
|
pascal@20146
|
117 mov si,dx
|
pascal@20146
|
118 cmp [si],al ; *a
|
pascal@20146
|
119 jz strend ; return ax = NULL
|
pascal@20146
|
120 mov bx,cx
|
pascal@20146
|
121 @@match:
|
pascal@20146
|
122 or ah,[bx] ; *b
|
pascal@20146
|
123 jz strfound
|
pascal@20146
|
124 inc bx
|
pascal@20146
|
125 lodsb
|
pascal@20146
|
126 sub ah,al
|
pascal@20146
|
127 jz @@match
|
pascal@20146
|
128 inc dx
|
pascal@20146
|
129 jmp @@loop
|
pascal@20146
|
130
|
pascal@20528
|
131 endp @strstr$qpxzct1
|
pascal@20146
|
132
|
pascal@20146
|
133
|
pascal@20146
|
134 ;***************************************************************
|
pascal@20630
|
135 ;_fastcall int strcmp(bx:const char* a, ax:const char* b);
|
pascal@20146
|
136 ;***************************************************************
|
pascal@20528
|
137 global @strcmp$qpxzct1:near
|
pascal@20528
|
138 proc @strcmp$qpxzct1 near
|
pascal@20146
|
139
|
pascal@20146
|
140 push si
|
pascal@20146
|
141 xchg ax,si
|
pascal@20146
|
142 dec bx
|
pascal@20146
|
143 @@lp:
|
pascal@20146
|
144 inc bx
|
pascal@20146
|
145 lodsb
|
pascal@20146
|
146 sub al,[bx]
|
pascal@20146
|
147 jnz @@out
|
pascal@20630
|
148 or al,[bx]
|
pascal@20146
|
149 jnz @@lp
|
pascal@20146
|
150 @@out:
|
pascal@20146
|
151 cbw
|
pascal@20146
|
152 pop si
|
pascal@20146
|
153 ret
|
pascal@20146
|
154
|
pascal@20528
|
155 endp @strcmp$qpxzct1
|
pascal@20146
|
156 endif
|
pascal@20146
|
157
|
pascal@20146
|
158
|
pascal@19538
|
159 ;***************************************************************
|
pascal@20630
|
160 ;_fastcall void puts(bx:const char* s):
|
pascal@19515
|
161 ;***************************************************************
|
pascal@20528
|
162 global @puts$qpxzc:near
|
pascal@20528
|
163 proc @puts$qpxzc near
|
pascal@19515
|
164
|
pascal@20486
|
165 ; global puts:near ; puts(bx)
|
pascal@19515
|
166 puts:
|
pascal@20510
|
167 call @@putsz
|
pascal@20527
|
168 mov bx,offset msg_lf
|
pascal@20527
|
169 mov dl,13
|
pascal@20510
|
170 @@putcz:
|
pascal@20160
|
171 mov ah,2
|
pascal@20146
|
172 int 21h
|
pascal@20510
|
173 @@putsz:
|
pascal@20160
|
174 mov dl,[bx]
|
pascal@20146
|
175 inc bx
|
pascal@20160
|
176 or dl,dl
|
pascal@20510
|
177 jne @@putcz ; ZF=1 (for malloc failure)
|
pascal@19538
|
178 ret
|
pascal@19515
|
179
|
pascal@20528
|
180 endp @puts$qpxzc
|
pascal@19515
|
181
|
pascal@19515
|
182
|
pascal@19538
|
183
|
pascal@19538
|
184 ;***************************************************************
|
pascal@20630
|
185 ;_fastcall int open(bx:const char* name, int flags=O_RDONLY);
|
pascal@19515
|
186 ;***************************************************************
|
pascal@20538
|
187 global openargs:near ; openargs(bx)
|
pascal@20538
|
188 openargs:
|
pascal@20538
|
189 cmp [byte bx],'@'
|
pascal@20538
|
190 stc
|
pascal@20538
|
191 jne fail
|
pascal@20538
|
192 inc bx
|
pascal@20538
|
193
|
pascal@20528
|
194 global @open$qpxzc:near
|
pascal@20528
|
195 proc @open$qpxzc near
|
pascal@19515
|
196
|
pascal@19546
|
197 global open:near ; open(bx)
|
pascal@19515
|
198 open:
|
pascal@20630
|
199 ifdef LONG_FILENAME
|
pascal@20630
|
200 mov ax,716Ch
|
pascal@20632
|
201 push bx di si
|
pascal@20630
|
202 mov si,bx
|
pascal@20630
|
203 xor bx,bx ; R/O
|
pascal@20630
|
204 xor cx,cx ; attributes
|
pascal@20632
|
205 xor di,di ; alias hint
|
pascal@20630
|
206 cwd ; action = open
|
pascal@20634
|
207 stc
|
pascal@20630
|
208 int 21h
|
pascal@20632
|
209 pop si di bx
|
pascal@20630
|
210 jnc doret
|
pascal@20630
|
211 endif
|
pascal@20538
|
212 mov ax,3d00h ; read-only+compatibility
|
pascal@20538
|
213 ;mov cl,0 ; attribute mask
|
pascal@19515
|
214 mov dx,bx
|
pascal@19515
|
215 dos:
|
pascal@19515
|
216 int 21h
|
pascal@19538
|
217 chkc:
|
pascal@19515
|
218 jnc doret
|
pascal@19515
|
219 fail:
|
pascal@19515
|
220 sbb ax,ax ; ax=-1 CF
|
pascal@19515
|
221 cwd
|
pascal@19515
|
222 doret:
|
pascal@19515
|
223 ifndef NO386
|
pascal@19538
|
224 push dx ; see next_chunk:lseek
|
pascal@19538
|
225 push ax
|
pascal@19538
|
226 pop eax
|
pascal@19515
|
227 endif
|
pascal@19515
|
228 ret
|
pascal@19515
|
229
|
pascal@20528
|
230 endp @open$qpxzc
|
pascal@19515
|
231
|
pascal@19515
|
232
|
pascal@19515
|
233 ;***************************************************************
|
pascal@20632
|
234 ;_fastcall int fileexist(bx:const char* name);
|
pascal@20632
|
235 ;***************************************************************
|
pascal@20632
|
236 global @fileexist$qpxzc:near
|
pascal@20632
|
237 @fileexist$qpxzc:
|
pascal@20632
|
238 call @open$qpxzc
|
pascal@20632
|
239 jc fail
|
pascal@20632
|
240
|
pascal@20632
|
241 ;***************************************************************
|
pascal@20630
|
242 ;_fastcall int close(ax:int fd);
|
pascal@19515
|
243 ;***************************************************************
|
pascal@20528
|
244 global @close$qi:near
|
pascal@20528
|
245 proc @close$qi near
|
pascal@19515
|
246
|
pascal@20540
|
247 global close:near ; close(ax)
|
pascal@19515
|
248 close:
|
pascal@20540
|
249 xchg ax,bx
|
pascal@19515
|
250 mov ah,3Eh
|
pascal@19515
|
251 or bx,bx
|
pascal@19515
|
252 jnz dos
|
pascal@19515
|
253 ret
|
pascal@19515
|
254
|
pascal@20528
|
255 endp @close$qi
|
pascal@19515
|
256
|
pascal@19515
|
257
|
pascal@19515
|
258 ;***************************************************************
|
pascal@20751
|
259 ;_fastcall int readrm(bx:struct himem *m, ax:int sz);
|
pascal@20630
|
260 ;_fastcall int read(ax:int fd, bx:void* data, dx:int sz);
|
pascal@20630
|
261 ;_fastcall int write(ax:int fd, bx:const void* data, dx:int sz);
|
pascal@19515
|
262 ;***************************************************************
|
pascal@20751
|
263 global @readrm$qp11image_himemi:near
|
pascal@20751
|
264 @readrm$qp11image_himemi:
|
pascal@20751
|
265 xchg ax,dx ; sz
|
pascal@20751
|
266 mov ax,[bx] ; fd
|
pascal@20751
|
267 mov bx,[bx-2] ; data
|
pascal@20528
|
268 global @read$qipvi:near
|
pascal@20528
|
269 proc @read$qipvi near
|
pascal@19515
|
270
|
pascal@20146
|
271 ifdef WRITE
|
pascal@19580
|
272 stc
|
pascal@19634
|
273 db 0B0h ; mov al,im
|
pascal@20528
|
274 global @write$qipvi:near
|
pascal@20528
|
275 @write$qipvi:
|
pascal@19580
|
276 clc
|
pascal@20146
|
277 endif
|
pascal@20632
|
278 @read$dxbxax:
|
pascal@20538
|
279 xchg ax,bx ; fd
|
pascal@20538
|
280 xchg ax,dx ; data
|
pascal@20538
|
281 xchg ax,cx ; sz
|
pascal@20146
|
282 ifdef WRITE
|
pascal@19580
|
283 mov ah,40h
|
pascal@19580
|
284 sbb ah,0
|
pascal@20146
|
285 else
|
pascal@20528
|
286 global @read$cxdxbx:near
|
pascal@20528
|
287 @read$cxdxbx:
|
pascal@20146
|
288 mov ah,3Fh
|
pascal@20146
|
289 endif
|
pascal@19515
|
290 jcxz fail
|
pascal@19515
|
291 jmp dos
|
pascal@19515
|
292
|
pascal@20528
|
293 endp @read$qipvi
|
pascal@19515
|
294
|
pascal@19515
|
295 ;***************************************************************
|
pascal@20630
|
296 ;_fastcall long lseekcur(ax:int fd, dx:int whence);
|
pascal@19515
|
297 ;***************************************************************
|
pascal@19899
|
298
|
pascal@20548
|
299 global @lseekcur$qii:near ; fd=ax whence=dx
|
pascal@20542
|
300 proc @lseekcur$qii near
|
pascal@20542
|
301
|
pascal@20632
|
302 mov cl,1
|
pascal@20542
|
303 xchg ax,bx
|
pascal@20542
|
304 xchg ax,dx
|
pascal@20542
|
305 cwd
|
pascal@20542
|
306 xchg ax,dx
|
pascal@20542
|
307 xchg ax,cx
|
pascal@20542
|
308 jmp lseek
|
pascal@20542
|
309 rewind: ; rewind(ax)
|
pascal@20542
|
310 mov bl,0
|
pascal@20632
|
311 lseek0: ; lseek0(ax,bl=dir)
|
pascal@20542
|
312 xor dx,dx
|
pascal@19571
|
313 xor cx,cx
|
pascal@20632
|
314 lseekset:
|
pascal@20542
|
315 xchg ax,bx
|
pascal@20542
|
316 lseek:
|
pascal@20548
|
317 mov ah,42h ; bx=fd cx:dx=offset al=whence
|
pascal@19515
|
318 jmp dos
|
pascal@19515
|
319
|
pascal@20542
|
320 endp @lseekcur$qii
|
pascal@19825
|
321
|
pascal@20538
|
322 ifdef EXTRA
|
pascal@20538
|
323
|
pascal@20534
|
324 ;typedef unsigned dirsizetype;
|
pascal@20534
|
325 struc isostate ; struct isostate {
|
pascal@20534
|
326 fd dw ? ; 0 int fd;
|
pascal@20534
|
327 filemod dw ? ; 2 unsigned short filemod;
|
pascal@20534
|
328 fileofs dd ? ; 4 unsigned long fileofs;
|
pascal@20534
|
329 filesize dd ? ; 8 unsigned long filesize;
|
pascal@20534
|
330 filename dw ? ;12 char *filename;
|
pascal@20534
|
331 curdirsize dw ? ;14 dirsizetype curdirsize;
|
pascal@20534
|
332 dirsize dw ? ;16 dirsizetype dirsize;
|
pascal@20534
|
333 curdirofs dd ? ;18 unsigned long curdirofs;
|
pascal@20534
|
334 dirofs dd ? ;22 unsigned long dirofs;
|
pascal@20534
|
335 curpos dw ? ;26 unsigned curpos;
|
pascal@20534
|
336 buffer db 2560 dup(?) ;28 char buffer[2048+512];
|
pascal@20534
|
337 ends ; } isostate;
|
pascal@19825
|
338 ;***************************************************************
|
pascal@20630
|
339 ;_fastcall long isolseek(bx:const unsigned long *offset);
|
pascal@20632
|
340 ;_fastcall long lseekset2(ax:int fd, bx:unsigned long* whence);
|
pascal@19825
|
341 ;***************************************************************
|
pascal@20528
|
342 global @isolseek$qpxul:near
|
pascal@20528
|
343 proc @isolseek$qpxul near
|
pascal@19825
|
344
|
pascal@20534
|
345 isolseek:
|
pascal@20632
|
346 extrn _isostate:isostate
|
pascal@20632
|
347 mov ax,[_isostate.fd]
|
pascal@20634
|
348 global @lseekset2$qipul:near
|
pascal@20632
|
349 @lseekset2$qipul:
|
pascal@19825
|
350 mov dx,[bx]
|
pascal@19825
|
351 mov cx,[bx+2]
|
pascal@20632
|
352 mov bl,0
|
pascal@20538
|
353 jmp lseekset
|
pascal@20534
|
354
|
pascal@20538
|
355 endp @isolseek$qpxul
|
pascal@20534
|
356
|
pascal@20534
|
357 ;***************************************************************
|
pascal@20630
|
358 ;_fastcall int isoreadsector(bx:const unsigned long *offset);
|
pascal@20534
|
359 ;***************************************************************
|
pascal@20534
|
360 global @isoreadsector$qpxul:near
|
pascal@20534
|
361 proc @isoreadsector$qpxul near
|
pascal@20534
|
362
|
pascal@20534
|
363 call isolseek
|
pascal@20632
|
364 jc doret
|
pascal@20632
|
365 mov dx,2560
|
pascal@20632
|
366 mov bx,offset _isostate.buffer
|
pascal@20632
|
367 mov ax,[_isostate.fd]
|
pascal@20632
|
368 jmp @read$dxbxax ; read(fd,buffer,2560)
|
pascal@20534
|
369
|
pascal@20534
|
370 endp @isoreadsector$qpxul
|
pascal@20534
|
371
|
pascal@19825
|
372 endif
|
pascal@19515
|
373
|
pascal@19515
|
374
|
pascal@20751
|
375 ifdef USE_ARGSTR
|
pascal@20751
|
376 ;***************************************************************
|
pascal@20751
|
377 ;_fastcall int argstr(bx:const char *s, ax:const char keywords[], dx:const char **var);
|
pascal@20751
|
378 ;_fastcall int argnum(bx:char *s, ax:const char keywords[], dx:unsigned long *var);
|
pascal@20751
|
379 ;***************************************************************
|
pascal@20751
|
380 global @argstr$qpxzcxt1ppxzc:near
|
pascal@20751
|
381 proc @argstr$qpxzcxt1ppxzc near
|
pascal@20751
|
382
|
pascal@20751
|
383 stc
|
pascal@20751
|
384 db 73h ; jnc
|
pascal@20751
|
385 global @argnum$qpzcxpxzcpul:near
|
pascal@20751
|
386 @argnum$qpzcxpxzcpul:
|
pascal@20751
|
387 clc
|
pascal@20751
|
388
|
pascal@20751
|
389 xchg ax,bx ; keywords
|
pascal@20751
|
390 xchg ax,cx ; s
|
pascal@20751
|
391 xchg ax,dx ; vars
|
pascal@20751
|
392 sbb dx,dx ; str:-1 num:0
|
pascal@20751
|
393 sbb dx,-4 ; str:2 num:4
|
pascal@20751
|
394 push si di
|
pascal@20751
|
395 xchg ax,di ; vars
|
pascal@20751
|
396 dec bx
|
pascal@20751
|
397 mov al,0
|
pascal@20751
|
398 @@testalt:
|
pascal@20751
|
399 sub di,dx
|
pascal@20751
|
400 @@test:
|
pascal@20751
|
401 cmp al,'='
|
pascal@20751
|
402 je @@found
|
pascal@20751
|
403 mov si,cx ; s
|
pascal@20751
|
404 add di,dx
|
pascal@20751
|
405 @@match:
|
pascal@20751
|
406 inc bx
|
pascal@20751
|
407 lodsb
|
pascal@20751
|
408 or al,20h
|
pascal@20751
|
409 cmp al,[bx]
|
pascal@20751
|
410 je @@match
|
pascal@20751
|
411 cmp al,'/' ; 2f
|
pascal@20751
|
412 jne @@notopt
|
pascal@20751
|
413 cmp [byte bx],'-'
|
pascal@20751
|
414 je @@match
|
pascal@20751
|
415 @@notopt:
|
pascal@20751
|
416 ifdef EXTRA
|
pascal@20751
|
417 add di,dx
|
pascal@20751
|
418 cmp [byte bx],'/'
|
pascal@20751
|
419 je @@testalt
|
pascal@20751
|
420 sub di,dx
|
pascal@20751
|
421 endif
|
pascal@20751
|
422 cmp [byte bx],'|'
|
pascal@20751
|
423 je @@test
|
pascal@20751
|
424 mov al,0
|
pascal@20751
|
425 inc bx
|
pascal@20751
|
426 cmp [bx-1],al
|
pascal@20751
|
427 jne @@notopt
|
pascal@20751
|
428 stc
|
pascal@20751
|
429 jmp @@nokeyword
|
pascal@20751
|
430 @@found:
|
pascal@20751
|
431 mov [di],si
|
pascal@20751
|
432 dec dx
|
pascal@20751
|
433 dec dx
|
pascal@20751
|
434 je @@done
|
pascal@20751
|
435 push si
|
pascal@20751
|
436 call @strtol$qpxzc
|
pascal@20751
|
437 mov [di],ax
|
pascal@20751
|
438 mov [di+2],dx
|
pascal@20751
|
439 @@done:
|
pascal@20751
|
440 clc
|
pascal@20751
|
441 @@nokeyword:
|
pascal@20751
|
442 sbb ax,ax
|
pascal@20751
|
443 pop di si
|
pascal@20751
|
444 ret
|
pascal@20751
|
445
|
pascal@20751
|
446 endp @argstr$qpxzcxt1ppxzc
|
pascal@20751
|
447
|
pascal@20751
|
448 else
|
pascal@20751
|
449
|
pascal@19515
|
450 ;***************************************************************
|
pascal@20630
|
451 ;_fastcall int strhead(bx:const char* a, ax:const char* b);
|
pascal@19515
|
452 ;***************************************************************
|
pascal@20528
|
453 global @strhead$qpxzct1:near
|
pascal@20528
|
454 proc @strhead$qpxzct1 near
|
pascal@19515
|
455
|
pascal@19515
|
456 @@loop:
|
pascal@19634
|
457 xchg ax,bx
|
pascal@19515
|
458 mov cl,[bx] ; cl = *b++
|
pascal@19515
|
459 inc bx
|
pascal@19515
|
460 or cl,cl ; clear C
|
pascal@19515
|
461 jz fail ; return 0
|
pascal@19515
|
462 xchg ax,bx
|
pascal@19515
|
463 xor cl,[bx] ; cl -= *a++
|
pascal@19634
|
464 inc bx
|
pascal@19515
|
465 and cl,0dfh ; case insensitive
|
pascal@19634
|
466 jz @@loop
|
pascal@19634
|
467 ret ; return b (is not 0)
|
pascal@19515
|
468
|
pascal@20528
|
469 endp @strhead$qpxzct1
|
pascal@19515
|
470
|
pascal@20751
|
471 endif
|
pascal@19515
|
472
|
pascal@19515
|
473 ;***************************************************************
|
pascal@20630
|
474 ;_fastcall char* malloc_or_die(ax:unsigned size);
|
pascal@19515
|
475 ;***************************************************************
|
pascal@20528
|
476 global @malloc_or_die$qui:near
|
pascal@20528
|
477 proc @malloc_or_die$qui near
|
pascal@19515
|
478
|
pascal@20540
|
479 xchg ax,cx ; size
|
pascal@19515
|
480 global malloc_or_die:near ; malloc_or_die(cx)
|
pascal@19515
|
481 malloc_or_die:
|
pascal@20510
|
482 mov ax,[_heap_top] ; return value
|
pascal@20510
|
483 mov bx,sp
|
pascal@20510
|
484 add bh,-14h ; MIN_STACK=_1k+PAGE_SIZE
|
pascal@20510
|
485 sub bx,ax ; can't overflow
|
pascal@20510
|
486 cmp bx,cx
|
pascal@20456
|
487 mov bx,offset msg_malloc
|
pascal@20510
|
488 jb die
|
pascal@20510
|
489 add [_heap_top],cx ; _BEG has zero'd heap
|
pascal@19515
|
490 ret
|
pascal@19515
|
491
|
pascal@20528
|
492 endp @malloc_or_die$qui
|
pascal@19515
|
493
|
pascal@19515
|
494
|
pascal@19515
|
495 ;***************************************************************
|
pascal@20630
|
496 ;_fastcall int die(bx:const char* msg);
|
pascal@19538
|
497 ;int exit();
|
pascal@19515
|
498 ;int abort();
|
pascal@19515
|
499 ;***************************************************************
|
pascal@20528
|
500 global @die$qpxzc:near
|
pascal@20528
|
501 proc @die$qpxzc near
|
pascal@20528
|
502 @die$qpxzc:
|
pascal@19515
|
503 global die:near ; die(bx)
|
pascal@19515
|
504 die:
|
pascal@19515
|
505 call puts
|
pascal@20486
|
506 ; global _exit:near
|
pascal@19538
|
507 _exit:
|
pascal@19515
|
508 mov al,[_no_exit]
|
pascal@20527
|
509 or al,al
|
pascal@19515
|
510 jne @@hang
|
pascal@19515
|
511 extrn exit:near
|
pascal@19515
|
512 inc ax
|
pascal@19515
|
513 jmp near exit
|
pascal@19515
|
514 @@hang:
|
pascal@19515
|
515 mov bx, offset msg_hang
|
pascal@19515
|
516 call puts
|
pascal@20486
|
517 ; global _abort:near
|
pascal@19515
|
518 _abort:
|
pascal@19515
|
519 cli
|
pascal@19515
|
520 @@stop:
|
pascal@19515
|
521 hlt
|
pascal@19515
|
522 jmp @@stop
|
pascal@19515
|
523
|
pascal@20528
|
524 endp @die$qpxzc
|
pascal@19515
|
525
|
pascal@19546
|
526 struc image_himem ;struct image_himem {
|
pascal@19546
|
527 fd dw ? ; 0 int fd;
|
pascal@19546
|
528 fallback dd ? ; 2 u32 fallback;
|
pascal@19546
|
529 size dd ? ; 6 u32 size;
|
pascal@19546
|
530 remaining dd ? ;10 u32 remaining;
|
pascal@19546
|
531 buf dd ? ;14 u32 buf;
|
pascal@19546
|
532 bufv dw ? ;18 u32 *bufv;
|
pascal@19546
|
533 errmsg dw ? ;20 char *errmsg;
|
pascal@19546
|
534 chunk_size dd ? ;22 u32 chunk_size;
|
pascal@19546
|
535 next_chunk dw ? ;26 void (*next_chunk)(struct image_himem *);
|
pascal@19546
|
536 state dw ? ;28 u16 state;
|
pascal@19546
|
537 fd2close dw ? ;30 u16 fd2close;
|
pascal@19546
|
538 ends ;};
|
pascal@19515
|
539
|
pascal@19636
|
540 ;***************************************************************
|
pascal@20630
|
541 ;static long next_chunk(struct image_himem *di);
|
pascal@19636
|
542 ;***************************************************************
|
pascal@19636
|
543 proc next_chunk near
|
pascal@19636
|
544
|
pascal@19636
|
545 push si
|
pascal@20540
|
546 mov ax,[(image_himem di).fd]
|
pascal@19636
|
547 call close
|
pascal@19636
|
548 ifndef NO386
|
pascal@19636
|
549 xor eax,eax
|
pascal@19636
|
550 else
|
pascal@19636
|
551 xor ax,ax
|
pascal@20485
|
552 cwd
|
pascal@19636
|
553 endif
|
pascal@19636
|
554 mov [(image_himem di).fd],ax
|
pascal@19636
|
555 mov bx,[(image_himem di).state]
|
pascal@19636
|
556 cmp al,[bx] ; ""
|
pascal@19636
|
557 jz @@end
|
pascal@19636
|
558 mov si,bx
|
pascal@19636
|
559 @@scan:
|
pascal@19636
|
560 lodsb
|
pascal@19636
|
561 mov cx,si
|
pascal@19636
|
562 cmp al,','
|
pascal@19636
|
563 jz @@eos
|
pascal@20527
|
564 or al,al
|
pascal@19636
|
565 jnz @@scan
|
pascal@19636
|
566 dec cx
|
pascal@19636
|
567 @@eos:
|
pascal@19636
|
568 mov [(image_himem di).state],cx
|
pascal@19636
|
569 dec si
|
pascal@19636
|
570 push [word si]
|
pascal@20485
|
571 mov [byte si],ah ; set temp eos
|
pascal@19636
|
572 call open
|
pascal@19636
|
573 pop [word si] ; restore string
|
pascal@19636
|
574 jc @@die
|
pascal@19636
|
575 mov [(image_himem di).fd],ax
|
pascal@19636
|
576 mov [(image_himem di).fd2close],ax
|
pascal@20542
|
577 mov bl,02h ; SEEK_END
|
pascal@19636
|
578 call lseek0
|
pascal@19636
|
579 @@die:
|
pascal@19636
|
580 mov bx,[(image_himem di).errmsg]
|
pascal@19636
|
581 jc die
|
pascal@19636
|
582 ifndef NO386
|
pascal@19636
|
583 push eax
|
pascal@20548
|
584 mov ax,[(image_himem di).fd]
|
pascal@19636
|
585 call rewind
|
pascal@19636
|
586 pop eax
|
pascal@19636
|
587 @@end:
|
pascal@19636
|
588 mov [(image_himem di).chunk_size],eax
|
pascal@19636
|
589 else
|
pascal@19636
|
590 push ax
|
pascal@19636
|
591 push dx
|
pascal@20548
|
592 mov ax,[(image_himem di).fd]
|
pascal@19636
|
593 call rewind
|
pascal@19636
|
594 pop dx
|
pascal@19636
|
595 pop ax
|
pascal@19636
|
596 @@end:
|
pascal@19636
|
597 mov [word (image_himem di).chunk_size],ax
|
pascal@19636
|
598 mov [word ((image_himem di).chunk_size)+2],dx
|
pascal@19636
|
599 endif
|
pascal@19636
|
600 pop si
|
pascal@19636
|
601 ret
|
pascal@19636
|
602
|
pascal@19636
|
603 endp next_chunk
|
pascal@19636
|
604
|
pascal@19636
|
605
|
pascal@19571
|
606 ifdef LARGE_IMAGES
|
pascal@19571
|
607 struc data_himem ;struct data_himem {
|
pascal@19571
|
608 first dd ? ; 0 u32 first;
|
pascal@19571
|
609 cacheidx dw ? ; 4 int cacheidx;
|
pascal@19571
|
610 pageidx dw ? ; 6 int pageidx;
|
pascal@19571
|
611 cache dd 1024 dup(?) ; 8 int cache;
|
pascal@19571
|
612 page dd 1024 dup(?) ;4104 int page;
|
pascal@19571
|
613 ends ;}; // size=8200
|
pascal@19571
|
614 endif
|
pascal@19571
|
615
|
pascal@19515
|
616 ;***************************************************************
|
pascal@20630
|
617 ;_fastcall u32* malloc_bufv_or_die(bx:struct image_himem *m);
|
pascal@19538
|
618 ;***************************************************************
|
pascal@20528
|
619 global @malloc_bufv_or_die$qp11image_himem:near
|
pascal@20528
|
620 proc @malloc_bufv_or_die$qp11image_himem near
|
pascal@19538
|
621
|
pascal@19636
|
622 p386
|
pascal@19538
|
623 push si
|
pascal@20538
|
624 mov si,bx
|
pascal@19571
|
625 ifdef LARGE_IMAGES
|
pascal@20527
|
626 movzx ecx,[word ((image_himem si).size) + 2]
|
pascal@19571
|
627 shr cx,4 ; pages index size = size >> 20
|
pascal@19571
|
628 add cx,8+4096+8
|
pascal@19571
|
629 call malloc_or_die
|
pascal@20527
|
630 mov cx,4096+4095 ; cnt = 1+(m->size+PAGE_MASK)/PAGE_SIZE;
|
pascal@19571
|
631 add ecx,[(image_himem si).size]
|
pascal@19571
|
632 shr ecx,12
|
pascal@19571
|
633 mov [curdata],ax
|
pascal@19571
|
634 else
|
pascal@19546
|
635 mov ecx,[(image_himem si).size]
|
pascal@19538
|
636 dec ecx
|
pascal@19538
|
637 shr ecx,12
|
pascal@19538
|
638 inc cx ; cnt = (m->size+PAGE_MASK)/PAGE_SIZE;
|
pascal@19538
|
639 push cx
|
pascal@19538
|
640 inc cx ; cnt+1
|
pascal@19538
|
641 shl cx,2 ; bufv => vcpi => vm86
|
pascal@19538
|
642 ; our malloc zeroes allocated mem: bufv[cnt]=0;
|
pascal@19538
|
643 ; Allocate pages, storing addrs in addrbuf
|
pascal@19538
|
644 call malloc_or_die
|
pascal@19571
|
645 pop cx
|
pascal@19571
|
646 push ax
|
pascal@19571
|
647 endif
|
pascal@19546
|
648 mov [(image_himem si).bufv],ax
|
pascal@19571
|
649 xchg ax,si
|
pascal@19538
|
650 @@vcpi_alloc:
|
pascal@19538
|
651 xor edx,edx
|
pascal@19538
|
652 mov ax,0DE04h
|
pascal@19538
|
653 int 67h
|
pascal@19538
|
654 or ah,ah
|
pascal@19538
|
655 mov bx,offset vcpi_alloc_err
|
pascal@19571
|
656 jnz die
|
pascal@19571
|
657 ; for (i = cnt-1; i >= 0; i--)
|
pascal@19571
|
658 ifdef LARGE_IMAGES
|
pascal@19571
|
659 mov eax,ecx
|
pascal@19571
|
660 dec eax
|
pascal@19571
|
661 else
|
pascal@19571
|
662 mov ax,cx
|
pascal@19571
|
663 dec ax
|
pascal@19571
|
664 cwde
|
pascal@19571
|
665 endif
|
pascal@19571
|
666 shl eax,12 ; i*_4k
|
pascal@19571
|
667 ; if (edx < pm.fallback+i*_4k && edx >= pm.fallback) again
|
pascal@19899
|
668 extrn _imgs
|
pascal@19899
|
669 mov bx,offset _imgs+2
|
pascal@19571
|
670 push eax
|
pascal@19571
|
671 add eax,[bx-2+2]
|
pascal@19571
|
672 cmp eax,edx ; pm.fallback+i*_4k <= edx ?
|
pascal@19571
|
673 pop eax ; i*_4k
|
pascal@19571
|
674 jbe @@pmok
|
pascal@19571
|
675 cmp edx,[bx-2+2] ; edx >= pm.fallback ?
|
pascal@19571
|
676 jae @@vcpi_alloc
|
pascal@19571
|
677 @@pmok:
|
pascal@19571
|
678 ; if (edx >= initrd.fallback+i*_4k && edx < initrd.fallback+initrd.size) again
|
pascal@19899
|
679 extrn _imgs
|
pascal@19899
|
680 mov bx,offset _imgs+32+2
|
pascal@19571
|
681 add eax,[bx-2+2] ; +initrd.fallback
|
pascal@19571
|
682 cmp eax,edx ; initrd.fallback+i*_4k > edx ?
|
pascal@19571
|
683 ja @@initrdok
|
pascal@19571
|
684 mov eax,[bx-2+6] ; initrd.size
|
pascal@19571
|
685 add eax,[bx-2+2] ; +initrd.fallback
|
pascal@19571
|
686 cmp eax,edx ; initrd.fallback+initrd.size > edx ?
|
pascal@19571
|
687 @@jnc_vcpi_alloc:
|
pascal@19571
|
688 ja @@vcpi_alloc
|
pascal@19571
|
689 @@initrdok:
|
pascal@19571
|
690 ifdef LARGE_IMAGES
|
pascal@19571
|
691 cmp [(data_himem si).first],0
|
pascal@19571
|
692 jne @@notfirst
|
pascal@19571
|
693 mov [(data_himem si).first],edx
|
pascal@19571
|
694 @@notfirst:
|
pascal@19571
|
695 mov bx,[(data_himem si).cacheidx]
|
pascal@19571
|
696 cmp bh,4
|
pascal@19571
|
697 jae @@nextpage
|
pascal@19571
|
698 shl bx,2
|
pascal@19571
|
699 inc [(data_himem si).cacheidx]
|
pascal@19571
|
700 mov [(data_himem bx+si).cache],edx
|
pascal@19571
|
701 loopd @@vcpi_alloc
|
pascal@19571
|
702 mov [(data_himem bx+si).cache],ecx ; last is 0
|
pascal@19571
|
703 @@nextpage:
|
pascal@19571
|
704 and [(data_himem si).cacheidx],0
|
pascal@19571
|
705 mov bx,[(data_himem si).pageidx]
|
pascal@19571
|
706 mov [(data_himem bx+si).page],edx
|
pascal@19571
|
707 add [(data_himem si).pageidx],4
|
pascal@19571
|
708 push cx
|
pascal@19571
|
709 lea cx,[(data_himem si).cache]
|
pascal@19571
|
710 ifdef NO386
|
pascal@19571
|
711 push edx
|
pascal@19571
|
712 pop dx
|
pascal@19571
|
713 pop ax
|
pascal@19571
|
714 endif
|
pascal@19571
|
715 call storepage ; storepage(edx,cx)
|
pascal@19571
|
716 pop cx
|
pascal@19571
|
717 or ecx,ecx ; clear C
|
pascal@19571
|
718 jnz @@jnc_vcpi_alloc
|
pascal@19571
|
719 mov [dword (data_himem si).cacheidx],ecx
|
pascal@19571
|
720 xchg ax,si
|
pascal@19571
|
721 else
|
pascal@19571
|
722 mov [si],edx
|
pascal@19571
|
723 lodsd ; si=+4
|
pascal@19538
|
724 loop @@vcpi_alloc
|
pascal@19538
|
725 pop ax
|
pascal@19571
|
726 endif
|
pascal@19538
|
727 pop si
|
pascal@19538
|
728 ret
|
pascal@19636
|
729 ifdef NO386
|
pascal@19636
|
730 p8086
|
pascal@19636
|
731 endif
|
pascal@19538
|
732
|
pascal@20528
|
733 endp @malloc_bufv_or_die$qp11image_himem
|
pascal@19538
|
734
|
pascal@19538
|
735
|
pascal@19538
|
736 ;***************************************************************
|
pascal@20630
|
737 ;_fastcall void memcpy_image(bx:struct image_himem *m);
|
pascal@19515
|
738 ;***************************************************************
|
pascal@20528
|
739 global @memcpy_image$qp11image_himem:near
|
pascal@20528
|
740 proc @memcpy_image$qp11image_himem near
|
pascal@19515
|
741
|
pascal@19571
|
742 ifndef NO386
|
pascal@19571
|
743 mov edx,[(image_himem bx).fallback]
|
pascal@19571
|
744 mov eax,[(image_himem bx).buf]
|
pascal@19571
|
745 cmp eax,edx ; if (m->fallback != m->buf)
|
pascal@19571
|
746 jz @@skip ; memcpy32(m->fallback,0,m->buf,m->size)
|
pascal@19571
|
747 ifdef LARGE_IMAGES
|
pascal@19571
|
748 mov ecx,[(image_himem bx).size]
|
pascal@20146
|
749 memcpy_imagez: ; memcpy_imagez(edx,eax,ecx)
|
pascal@19571
|
750 push ecx
|
pascal@19571
|
751 else
|
pascal@19571
|
752 push [(image_himem bx).size]
|
pascal@19571
|
753 endif
|
pascal@19571
|
754 push eax
|
pascal@19571
|
755 push 0
|
pascal@19571
|
756 call_memcpy32:
|
pascal@19571
|
757 push edx
|
pascal@19571
|
758 else
|
pascal@19571
|
759 mov ax,[word ((image_himem bx).fallback)]
|
pascal@19571
|
760 mov dx,[word ((image_himem bx).fallback)+2]
|
pascal@19571
|
761 mov cx,[word ((image_himem bx).buf)]
|
pascal@19571
|
762 cmp ax,cx ; if (m->fallback != m->buf)
|
pascal@19571
|
763 jnz @@do
|
pascal@19571
|
764 cmp dx,[word ((image_himem bx).buf)+2]
|
pascal@19571
|
765 jz @@skip ; memcpy32(m->fallback,0,m->buf,m->size)
|
pascal@19571
|
766 @@do:
|
pascal@19571
|
767 push [word ((image_himem bx).size)+2]
|
pascal@19571
|
768 push [word ((image_himem bx).size)]
|
pascal@19571
|
769 push [word ((image_himem bx).buf)+2]
|
pascal@19571
|
770 push cx
|
pascal@19571
|
771 xor cx,cx
|
pascal@19571
|
772 push cx
|
pascal@19571
|
773 call_memcpy32:
|
pascal@19571
|
774 push dx
|
pascal@19571
|
775 push ax
|
pascal@19571
|
776 ifdef LARGE_IMAGES
|
pascal@19571
|
777 jmp @@memcpy
|
pascal@20146
|
778 memcpy_imagez: ; memcpy_imagez(edx,eax,ecx)
|
pascal@19636
|
779 p386
|
pascal@19571
|
780 push ecx
|
pascal@19571
|
781 push eax
|
pascal@19571
|
782 push 0
|
pascal@19571
|
783 push edx
|
pascal@19636
|
784 ifdef NO386
|
pascal@19636
|
785 p8086
|
pascal@19636
|
786 endif
|
pascal@19571
|
787 endif
|
pascal@19571
|
788 endif
|
pascal@19571
|
789 @@memcpy:
|
pascal@20528
|
790 extrn memcpy32:near
|
pascal@20528
|
791 call near memcpy32
|
pascal@19571
|
792 @@skip:
|
pascal@19571
|
793 ret
|
pascal@19571
|
794
|
pascal@20528
|
795 endp @memcpy_image$qp11image_himem
|
pascal@19571
|
796
|
pascal@19571
|
797 ;***************************************************************
|
pascal@20630
|
798 ;_fastcall void storepage(bx:u32 *dst);
|
pascal@19571
|
799 ;***************************************************************
|
pascal@20538
|
800 global @storepage$qpul:near
|
pascal@20538
|
801 proc @storepage$qpul near
|
pascal@19571
|
802
|
pascal@19571
|
803 ifndef NO386
|
pascal@19571
|
804 mov edx,[bx]
|
pascal@19571
|
805 else
|
pascal@19571
|
806 mov ax,[bx]
|
pascal@19571
|
807 mov dx,[bx+2]
|
pascal@19571
|
808 endif
|
pascal@20538
|
809 mov cx,offset _xfer_buf
|
pascal@20146
|
810 storepage: ; storepage(edx,cx)
|
pascal@19571
|
811 ifndef NO386
|
pascal@19571
|
812 push 0
|
pascal@19571
|
813 push 4096
|
pascal@19571
|
814 push 0
|
pascal@19571
|
815 else
|
pascal@19571
|
816 xor bx,bx
|
pascal@19571
|
817 push bx
|
pascal@19571
|
818 mov bh,4096/256
|
pascal@19571
|
819 push bx
|
pascal@19571
|
820 xor bx,bx
|
pascal@19571
|
821 push bx
|
pascal@19571
|
822 endif
|
pascal@19571
|
823 push cx
|
pascal@19571
|
824 push ds
|
pascal@19571
|
825 jmp call_memcpy32
|
pascal@19571
|
826
|
pascal@20538
|
827 endp @storepage$qpul
|
pascal@19571
|
828
|
pascal@19571
|
829
|
pascal@19571
|
830 ifdef LARGE_IMAGES
|
pascal@19636
|
831 p386
|
pascal@19571
|
832 ;***************************************************************
|
pascal@20630
|
833 ;_fastcall void reset_bufv(bx:u32 *p);
|
pascal@19571
|
834 ;***************************************************************
|
pascal@20528
|
835 global @reset_bufv$qpul:near
|
pascal@20528
|
836 proc @reset_bufv$qpul near
|
pascal@19571
|
837
|
pascal@20524
|
838 mov [curdata],bx
|
pascal@19571
|
839 and [dword (data_himem bx).cacheidx],0
|
pascal@19571
|
840 ret
|
pascal@19571
|
841
|
pascal@20528
|
842 endp @reset_bufv$qpul
|
pascal@19571
|
843
|
pascal@19571
|
844 ;***************************************************************
|
pascal@19571
|
845 ;u32* prev_bufv();
|
pascal@19571
|
846 ;u32* prev_bufv();
|
pascal@19571
|
847 ;***************************************************************
|
pascal@19571
|
848 global _prev_bufv:near
|
pascal@19571
|
849 global _next_bufv:near
|
pascal@19571
|
850 proc _prev_bufv near
|
pascal@19571
|
851
|
pascal@19571
|
852 stc
|
pascal@19571
|
853 db 73h ; jnc
|
pascal@19571
|
854 _next_bufv:
|
pascal@19571
|
855 clc
|
pascal@20528
|
856 push si
|
pascal@20528
|
857 mov si,[curdata]
|
pascal@19571
|
858 sbb ax,ax
|
pascal@20527
|
859 cmc
|
pascal@20527
|
860 adc ax,[(data_himem si).cacheidx] ; -1/+1
|
pascal@19571
|
861 xor ecx,ecx
|
pascal@19571
|
862 test ax,0fc00h
|
pascal@19571
|
863 jz @@gotpage
|
pascal@19571
|
864 push ax ; FFFF / 0400
|
pascal@19571
|
865 sar ax,8 ; FFFC / 0004
|
pascal@19571
|
866 and al,0fch
|
pascal@19571
|
867 add [(data_himem si).pageidx],ax
|
pascal@19571
|
868 mov bx,[(data_himem si).pageidx]
|
pascal@19571
|
869 lea bx,[(data_himem bx+si).page]
|
pascal@19571
|
870 mov edx,ds
|
pascal@19571
|
871 shl edx,4
|
pascal@19571
|
872 lea cx,[(data_himem si).cache]
|
pascal@19571
|
873 add edx,ecx
|
pascal@19571
|
874 mov eax,[bx]
|
pascal@19571
|
875 or eax,eax
|
pascal@19571
|
876 jnz @@pageok
|
pascal@19571
|
877 pop ax
|
pascal@19571
|
878 xchg ax,bx
|
pascal@19571
|
879 pop si
|
pascal@19571
|
880 ret
|
pascal@19571
|
881 @@pageok:
|
pascal@19571
|
882 mov cx,4096
|
pascal@19571
|
883 call memcpy_imagez ; get page
|
pascal@19571
|
884 pop ax ; FFFF / 0400
|
pascal@19571
|
885 cbw
|
pascal@19571
|
886 shr ax,6 ; 03FF / 0000
|
pascal@19571
|
887 @@gotpage:
|
pascal@19571
|
888 mov [(data_himem si).cacheidx],ax
|
pascal@19571
|
889 shl ax,2
|
pascal@19571
|
890 xchg ax,bx
|
pascal@19571
|
891 lea ax,[(data_himem bx+si).cache]
|
pascal@19571
|
892 or bx,[(data_himem si).pageidx] ; !pageidx && !cacheidx
|
pascal@19571
|
893 jnz @@notfirst2
|
pascal@19571
|
894 xchg ax,si ; &first
|
pascal@19571
|
895 @@notfirst2:
|
pascal@19571
|
896 pop si
|
pascal@19571
|
897 ret
|
pascal@19571
|
898
|
pascal@19571
|
899 endp _prev_bufv
|
pascal@19571
|
900 endif
|
pascal@19571
|
901
|
pascal@20146
|
902 ifdef NO386
|
pascal@20146
|
903 p8086
|
pascal@20146
|
904 endif
|
pascal@19571
|
905
|
pascal@19571
|
906 ;***************************************************************
|
pascal@20630
|
907 ;_fastcall void open_image(bx:const char *name, ax:struct image_himem *m);
|
pascal@19515
|
908 ;***************************************************************
|
pascal@20528
|
909 global @open_image$qpxzcp11image_himem:near
|
pascal@20528
|
910 proc @open_image$qpxzcp11image_himem near
|
pascal@19515
|
911
|
pascal@20484
|
912 push di
|
pascal@20485
|
913 xchg ax,di
|
pascal@20538
|
914 ifdef EXTRA
|
pascal@20538
|
915 cmp [(image_himem di).fd],0 ; iso image/kernel ?
|
pascal@20538
|
916 jnz @@alreadydone
|
pascal@20538
|
917 endif
|
pascal@20484
|
918 mov [(image_himem di).state],bx
|
pascal@20484
|
919 push bx
|
pascal@20534
|
920 ifdef EXTRA
|
pascal@20538
|
921 cmp [(image_himem di).next_chunk],0 ; iso image/initrd ?
|
pascal@20538
|
922 jnz @@next
|
pascal@20534
|
923 endif
|
pascal@20534
|
924 mov [(image_himem di).next_chunk],offset next_chunk
|
pascal@19515
|
925 @@next:
|
pascal@19546
|
926 call [(image_himem di).next_chunk] ; m->next_chunk()
|
pascal@19515
|
927 ifndef NO386
|
pascal@19515
|
928 add eax,3
|
pascal@19515
|
929 and al,0FCh
|
pascal@19546
|
930 add [(image_himem di).size],eax ; m->size += m->chunk_size
|
pascal@19515
|
931 or eax,eax
|
pascal@19515
|
932 else
|
pascal@19515
|
933 add ax,3
|
pascal@19515
|
934 adc dx,0
|
pascal@19515
|
935 and al,0FCh
|
pascal@19546
|
936 add [word (image_himem di).size],ax ; m->size += m->chunk_size
|
pascal@19546
|
937 adc [word ((image_himem di).size)+2],dx
|
pascal@20520
|
938 or ax,dx
|
pascal@19515
|
939 endif
|
pascal@20520
|
940 jnz @@next
|
pascal@20484
|
941 pop [(image_himem di).state]
|
pascal@19546
|
942 call [(image_himem di).next_chunk] ; m->next_chunk()
|
pascal@20538
|
943 @@alreadydone:
|
pascal@20484
|
944 pop di
|
pascal@19515
|
945 ret
|
pascal@19515
|
946
|
pascal@20528
|
947 endp @open_image$qpxzcp11image_himem
|
pascal@19515
|
948
|
pascal@19515
|
949
|
pascal@19515
|
950 ;***************************************************************
|
pascal@20630
|
951 ;_fastcall int read_image(bx:struct image_himem *m);
|
pascal@19515
|
952 ;***************************************************************
|
pascal@20538
|
953 global @read_image$qp11image_himem:near
|
pascal@20538
|
954 proc @read_image$qp11image_himem near
|
pascal@19515
|
955
|
pascal@20539
|
956 push si di
|
pascal@20538
|
957 mov di,bx
|
pascal@20539
|
958 mov si,4096
|
pascal@20539
|
959 push si ; original size
|
pascal@19515
|
960 @@loop:
|
pascal@19538
|
961 ifndef NO386
|
pascal@20539
|
962 movzx ecx,si
|
pascal@19546
|
963 mov eax,[(image_himem di).chunk_size]
|
pascal@19538
|
964 cmp ecx,eax
|
pascal@19538
|
965 jb @@szok
|
pascal@19538
|
966 else
|
pascal@20539
|
967 mov cx,si
|
pascal@19546
|
968 mov ax,[word (image_himem di).chunk_size]
|
pascal@19538
|
969 cmp cx,ax
|
pascal@19515
|
970 jb @@szok
|
pascal@19546
|
971 cmp [word ((image_himem di).chunk_size)+2],0 ; hi m->chunk_size
|
pascal@19515
|
972 jne @@szok
|
pascal@20484
|
973 endif
|
pascal@19515
|
974 xchg ax,cx
|
pascal@19515
|
975 @@szok:
|
pascal@19538
|
976 jcxz image_done
|
pascal@20539
|
977 mov dx,offset _xfer_buf
|
pascal@20538
|
978 mov bx,[di]
|
pascal@20528
|
979 call @read$cxdxbx
|
pascal@19538
|
980 jc image_done
|
pascal@19515
|
981 xor cx,cx
|
pascal@20539
|
982 cwd ; ax < 8000h
|
pascal@19538
|
983 ifndef NO386
|
pascal@19538
|
984 cwde ; ax < 8000h
|
pascal@19546
|
985 sub [(image_himem di).chunk_size],eax
|
pascal@20541
|
986 xchg eax,ebx
|
pascal@19538
|
987 else
|
pascal@19546
|
988 sub [word (image_himem di).chunk_size],ax
|
pascal@20539
|
989 xchg ax,bx
|
pascal@19546
|
990 sbb [word ((image_himem di).chunk_size)+2],dx
|
pascal@19538
|
991 jnz @@fill
|
pascal@19546
|
992 cmp [word (image_himem di).chunk_size],dx
|
pascal@19538
|
993 endif
|
pascal@19538
|
994 jnz @@fill
|
pascal@20539
|
995 dec cx
|
pascal@19515
|
996 @@fill:
|
pascal@20539
|
997 test bl,3
|
pascal@19515
|
998 je @@filled
|
pascal@20539
|
999 mov [bx+_xfer_buf],dh
|
pascal@20539
|
1000 inc bx
|
pascal@19515
|
1001 jmp @@fill
|
pascal@19515
|
1002 @@filled:
|
pascal@19538
|
1003 ifndef NO386
|
pascal@20541
|
1004 sub [(image_himem di).remaining],ebx
|
pascal@19538
|
1005 else
|
pascal@20539
|
1006 sub [word (image_himem di).remaining],bx
|
pascal@19546
|
1007 sbb [word ((image_himem di).remaining)+2],dx
|
pascal@19538
|
1008 endif
|
pascal@20541
|
1009 sub si,bx
|
pascal@19538
|
1010 pushf
|
pascal@20539
|
1011 and cx,[(image_himem di).next_chunk]
|
pascal@20484
|
1012 jcxz @@same_chunk
|
pascal@20539
|
1013 call cx
|
pascal@19538
|
1014 @@same_chunk:
|
pascal@19538
|
1015 popf
|
pascal@19538
|
1016 jnz @@loop
|
pascal@20484
|
1017 image_done:
|
pascal@20528
|
1018 pop ax ; original size
|
pascal@20539
|
1019 sub ax,si
|
pascal@20539
|
1020 pop di si
|
pascal@20538
|
1021 ret
|
pascal@19515
|
1022
|
pascal@20538
|
1023 endp @read_image$qp11image_himem
|
pascal@19515
|
1024
|
pascal@19515
|
1025
|
pascal@19515
|
1026 ;***************************************************************
|
pascal@20528
|
1027 ;pascal unsigned long strtol(const char *s);
|
pascal@19515
|
1028 ;***************************************************************
|
pascal@20528
|
1029 global @strtol$qpxzc:near
|
pascal@20528
|
1030 proc @strtol$qpxzc near
|
pascal@19515
|
1031
|
pascal@20538
|
1032 pop ax
|
pascal@20538
|
1033 pop bx ; s
|
pascal@19515
|
1034 push ax
|
pascal@20528
|
1035 ifndef NO386
|
pascal@19515
|
1036 xor ebx,ebx
|
pascal@19515
|
1037 push si
|
pascal@19634
|
1038 jcxz @@end
|
pascal@19515
|
1039 mov si,cx
|
pascal@19515
|
1040 xor ecx,ecx
|
pascal@19515
|
1041 xor eax,eax
|
pascal@19515
|
1042 lodsb
|
pascal@19634
|
1043 mov dx,ax
|
pascal@19634
|
1044 or al,20h
|
pascal@19634
|
1045 cmp al,'n' ; vga=normal
|
pascal@19538
|
1046 je @@vga
|
pascal@19538
|
1047 dec cx
|
pascal@19634
|
1048 cmp al,'e' ; vga=extended
|
pascal@19538
|
1049 je @@vga
|
pascal@19538
|
1050 dec cx
|
pascal@19634
|
1051 cmp al,'a' ; vga=ask
|
pascal@19538
|
1052 jne @@notvga
|
pascal@19538
|
1053 @@vga:
|
pascal@19538
|
1054 dec cx
|
pascal@19538
|
1055 xchg ax,cx
|
pascal@19538
|
1056 cwd
|
pascal@19634
|
1057 jmp @@popsiret
|
pascal@19538
|
1058 @@notvga:
|
pascal@19538
|
1059 mov cx,10 ; radix
|
pascal@19634
|
1060 xchg ax,dx
|
pascal@19515
|
1061 cmp al,'+'
|
pascal@19515
|
1062 je @@radixskip
|
pascal@19515
|
1063 cmp al,'-'
|
pascal@19515
|
1064 clc
|
pascal@19515
|
1065 jne @@radixkeep
|
pascal@19515
|
1066 stc
|
pascal@19515
|
1067 @@radixskip:
|
pascal@19515
|
1068 lodsb
|
pascal@19515
|
1069 @@radixkeep:
|
pascal@19515
|
1070 pushf
|
pascal@19515
|
1071 cmp al,'0'
|
pascal@19515
|
1072 jne @@radixok
|
pascal@19515
|
1073 mov cl,8
|
pascal@19515
|
1074 lodsb
|
pascal@19634
|
1075 or al,20h
|
pascal@19634
|
1076 cmp al,'x'
|
pascal@19515
|
1077 jne @@radixok
|
pascal@19515
|
1078 mov cl,16
|
pascal@19515
|
1079 @@strtollp:
|
pascal@19515
|
1080 lodsb
|
pascal@19515
|
1081 @@radixok:
|
pascal@19634
|
1082 or al,20h
|
pascal@19515
|
1083 sub al,'0'
|
pascal@19515
|
1084 jb @@endstrtol
|
pascal@19515
|
1085 cmp al,9
|
pascal@19515
|
1086 jbe @@digitok
|
pascal@19515
|
1087 cmp al,'a'-'0'
|
pascal@19515
|
1088 jb @@endstrtol
|
pascal@19515
|
1089 sub al,'a'-'0'-10
|
pascal@19515
|
1090 @@digitok:
|
pascal@19515
|
1091 cmp al,cl
|
pascal@19515
|
1092 jae @@endstrtol
|
pascal@19515
|
1093 xchg eax,ebx
|
pascal@19515
|
1094 mul ecx
|
pascal@19515
|
1095 add eax,ebx
|
pascal@19515
|
1096 xchg eax,ebx
|
pascal@19515
|
1097 jmp @@strtollp
|
pascal@19515
|
1098 @@endstrtol:
|
pascal@19515
|
1099 mov cl,10
|
pascal@19515
|
1100 cmp al,'k'-'a'+10
|
pascal@19515
|
1101 je @@shift
|
pascal@19515
|
1102 mov cl,20
|
pascal@19515
|
1103 cmp al,'m'-'a'+10
|
pascal@19515
|
1104 je @@shift
|
pascal@19515
|
1105 mov cl,30
|
pascal@19515
|
1106 cmp al,'g'-'a'+10
|
pascal@19515
|
1107 jne @@noshift
|
pascal@19515
|
1108 @@shift:
|
pascal@19515
|
1109 shl ebx,cl
|
pascal@19515
|
1110 @@noshift:
|
pascal@19515
|
1111 popf
|
pascal@19515
|
1112 jnc @@end
|
pascal@19515
|
1113 neg ebx
|
pascal@19515
|
1114 @@end:
|
pascal@19515
|
1115 push ebx
|
pascal@19515
|
1116 pop ax
|
pascal@19515
|
1117 pop dx
|
pascal@19634
|
1118 @@popsiret:
|
pascal@19515
|
1119 pop si
|
pascal@19515
|
1120 else
|
pascal@19515
|
1121 push si
|
pascal@19515
|
1122 push di
|
pascal@19515
|
1123 xor ax,ax
|
pascal@19515
|
1124 cwd
|
pascal@19634
|
1125 jcxz @@goend
|
pascal@19515
|
1126 xchg ax,di
|
pascal@19515
|
1127 mov si,cx
|
pascal@19538
|
1128 lodsb
|
pascal@19634
|
1129 mov bx,ax
|
pascal@19634
|
1130 or al,20h
|
pascal@19538
|
1131 mov cx,-1
|
pascal@19634
|
1132 cmp al,'n' ; vga=normal
|
pascal@19538
|
1133 je @@vga
|
pascal@19538
|
1134 dec cx
|
pascal@19634
|
1135 cmp al,'e' ; vga=extended
|
pascal@19538
|
1136 je @@vga
|
pascal@19538
|
1137 dec cx
|
pascal@19634
|
1138 cmp al,'a' ; vga=ask
|
pascal@19538
|
1139 jne @@notvga
|
pascal@19538
|
1140 @@vga:
|
pascal@19538
|
1141 xchg ax,cx
|
pascal@19538
|
1142 @@goend:
|
pascal@19634
|
1143 jmp @@popdisiret
|
pascal@19538
|
1144 @@notvga:
|
pascal@19515
|
1145 mov cx,10 ; radix
|
pascal@19634
|
1146 xchg ax,bx
|
pascal@19515
|
1147 cmp al,'+'
|
pascal@19515
|
1148 je @@radixskip
|
pascal@19515
|
1149 cmp al,'-'
|
pascal@19515
|
1150 clc
|
pascal@19515
|
1151 jne @@radixkeep
|
pascal@19515
|
1152 stc
|
pascal@19515
|
1153 @@radixskip:
|
pascal@19515
|
1154 lodsb
|
pascal@19515
|
1155 @@radixkeep:
|
pascal@19515
|
1156 pushf
|
pascal@19515
|
1157 cmp al,'0'
|
pascal@19515
|
1158 jne @@radixok
|
pascal@19515
|
1159 mov cl,8
|
pascal@19515
|
1160 lodsb
|
pascal@20146
|
1161 or al,20h
|
pascal@19634
|
1162 cmp al,'x'
|
pascal@19515
|
1163 jne @@radixok
|
pascal@19515
|
1164 mov cl,16
|
pascal@19515
|
1165 @@strtollp:
|
pascal@19515
|
1166 lodsb
|
pascal@19515
|
1167 @@radixok:
|
pascal@19634
|
1168 or al,20h
|
pascal@19515
|
1169 sub al,'0'
|
pascal@19515
|
1170 jb @@endstrtol
|
pascal@19515
|
1171 cmp al,9
|
pascal@19515
|
1172 jbe @@digitok
|
pascal@19515
|
1173 cmp al,'a'-'0'
|
pascal@19515
|
1174 jb @@endstrtol
|
pascal@19515
|
1175 sub al,'a'-'0'-10
|
pascal@19515
|
1176 @@digitok:
|
pascal@19515
|
1177 cmp al,cl
|
pascal@19515
|
1178 jae @@endstrtol
|
pascal@19515
|
1179
|
pascal@19515
|
1180 push ax
|
pascal@19515
|
1181 push si
|
pascal@19515
|
1182 push dx
|
pascal@19515
|
1183 xchg ax,di
|
pascal@19515
|
1184 mul cx
|
pascal@19515
|
1185 xchg ax,di
|
pascal@19515
|
1186 xchg ax,dx
|
pascal@19515
|
1187 xchg ax,si
|
pascal@19515
|
1188 pop ax
|
pascal@19515
|
1189 mul cx
|
pascal@19515
|
1190 add ax,si
|
pascal@19515
|
1191 pop si
|
pascal@19515
|
1192 xchg ax,dx
|
pascal@19515
|
1193 pop ax
|
pascal@19515
|
1194 mov ah,0
|
pascal@19515
|
1195 add di,ax
|
pascal@19515
|
1196 adc dx,0
|
pascal@19515
|
1197
|
pascal@19515
|
1198 jmp @@strtollp
|
pascal@19515
|
1199 @@endstrtol:
|
pascal@19515
|
1200 mov cl,10
|
pascal@19515
|
1201 cmp al,'k'-'a'+10
|
pascal@19515
|
1202 je @@shift
|
pascal@19515
|
1203 mov cl,20
|
pascal@19515
|
1204 cmp al,'m'-'a'+10
|
pascal@19515
|
1205 je @@shift
|
pascal@19515
|
1206 mov cl,30
|
pascal@19515
|
1207 cmp al,'g'-'a'+10
|
pascal@19515
|
1208 jne @@noshift
|
pascal@19515
|
1209 @@shift:
|
pascal@19515
|
1210 rcl di,1
|
pascal@19515
|
1211 shl dx,1
|
pascal@19515
|
1212 loop @@shift
|
pascal@19515
|
1213 @@noshift:
|
pascal@19515
|
1214 popf
|
pascal@19515
|
1215 jnc @@end
|
pascal@19515
|
1216 not dx
|
pascal@19515
|
1217 neg di
|
pascal@19515
|
1218 jne @@end
|
pascal@19515
|
1219 inc dx
|
pascal@19515
|
1220 @@end:
|
pascal@19515
|
1221 xchg ax,di
|
pascal@19634
|
1222 @@popdisiret:
|
pascal@19515
|
1223 pop di
|
pascal@19515
|
1224 pop si
|
pascal@19515
|
1225 endif
|
pascal@20528
|
1226 strtol_ret:
|
pascal@19515
|
1227 ret
|
pascal@19515
|
1228
|
pascal@20528
|
1229 endp @strtol$qpxzc
|
pascal@19515
|
1230
|
pascal@19515
|
1231
|
pascal@20751
|
1232 ifdef USE_ARGSTR
|
pascal@20751
|
1233 ;***************************************************************
|
pascal@20751
|
1234 ;_fastcall void set_cmdline(bx:const char *filename);
|
pascal@20751
|
1235 ;***************************************************************
|
pascal@20751
|
1236 global @set_cmdline$qpxzc:near
|
pascal@20751
|
1237 proc @set_cmdline$qpxzc near
|
pascal@20751
|
1238 call openargs
|
pascal@20751
|
1239 jc strtol_ret
|
pascal@20751
|
1240 mov cx,4096
|
pascal@20751
|
1241 mov di,[_heap_top]
|
pascal@20751
|
1242 extrn read_cmdline:near
|
pascal@20751
|
1243 jmp near read_cmdline ; read_cmdline(ax,di,cx)
|
pascal@20751
|
1244
|
pascal@20751
|
1245 endp @set_cmdline$qpxzc
|
pascal@20751
|
1246 endif
|
pascal@20751
|
1247
|
pascal@20751
|
1248
|
pascal@19515
|
1249 ifdef NO386
|
pascal@19515
|
1250 ;***************************************************************
|
pascal@19515
|
1251 ;u16 topseg();
|
pascal@19515
|
1252 ;***************************************************************
|
pascal@19515
|
1253 global _topseg:near
|
pascal@19515
|
1254 proc _topseg near
|
pascal@19515
|
1255
|
pascal@19515
|
1256 int 12h
|
pascal@19515
|
1257 jnc @@max640k
|
pascal@19515
|
1258 mov ax,640 ; 9000
|
pascal@19515
|
1259 @@max640k:
|
pascal@19634
|
1260 dec ax
|
pascal@19515
|
1261 and al,0C0h
|
pascal@19515
|
1262 mov cl,6
|
pascal@19515
|
1263 shl ax,cl
|
pascal@19515
|
1264 ret
|
pascal@19515
|
1265
|
pascal@19515
|
1266 endp _topseg
|
pascal@19515
|
1267 endif
|
pascal@19515
|
1268
|
pascal@19825
|
1269 ifdef EXTRA
|
pascal@19825
|
1270 p8086
|
pascal@19825
|
1271 ;***************************************************************
|
pascal@19825
|
1272 ;char *progname(void)
|
pascal@19825
|
1273 ;***************************************************************
|
pascal@19825
|
1274 global _progname:near
|
pascal@19825
|
1275 proc _progname near
|
pascal@19825
|
1276
|
pascal@19825
|
1277 push si di es
|
pascal@19825
|
1278 mov ah,30h
|
pascal@19825
|
1279 int 21h
|
pascal@19875
|
1280 xor di,di
|
pascal@19825
|
1281 cmp al,3
|
pascal@19874
|
1282 mov ax,di
|
pascal@19825
|
1283 jb @@skip
|
pascal@19873
|
1284 ;mov es,[cs:2Ch]
|
pascal@19874
|
1285 mov es,[di+2Ch]
|
pascal@20146
|
1286 mov cx,sp ; big enough
|
pascal@19870
|
1287 @@loop:
|
pascal@19825
|
1288 repne
|
pascal@19825
|
1289 scasb
|
pascal@19825
|
1290 scasb
|
pascal@19870
|
1291 jne @@loop
|
pascal@19870
|
1292 inc di
|
pascal@19870
|
1293 inc di
|
pascal@19870
|
1294 mov si,di ; progname @es:di
|
pascal@19870
|
1295 repne
|
pascal@19870
|
1296 scasb
|
pascal@19870
|
1297 mov cx,di
|
pascal@19874
|
1298 sub cx,si ; progname len
|
pascal@19870
|
1299 call malloc_or_die ; keep cx
|
pascal@19870
|
1300 mov di,ax
|
pascal@19825
|
1301 push ds
|
pascal@19825
|
1302 push es
|
pascal@19825
|
1303 pop ds
|
pascal@19825
|
1304 pop es
|
pascal@19870
|
1305 rep
|
pascal@19870
|
1306 movsb
|
pascal@19870
|
1307 push es
|
pascal@19825
|
1308 pop ds
|
pascal@19825
|
1309 @@skip:
|
pascal@19825
|
1310 pop es di si
|
pascal@19825
|
1311 ret
|
pascal@19825
|
1312
|
pascal@19825
|
1313 endp _progname
|
pascal@19825
|
1314
|
pascal@19825
|
1315
|
pascal@19825
|
1316 ;***************************************************************
|
pascal@20630
|
1317 ;_fastcall void chdirname(bx:char *path)
|
pascal@19825
|
1318 ;***************************************************************
|
pascal@20528
|
1319 global @chdirname$qpzc:near
|
pascal@20528
|
1320 proc @chdirname$qpzc near
|
pascal@19825
|
1321
|
pascal@20146
|
1322 cmp [byte bx+1],3Ah ; ':'
|
pascal@19825
|
1323 jne @@nodisk
|
pascal@19875
|
1324 mov dl,20h
|
pascal@19875
|
1325 or dl,[bx]
|
pascal@19825
|
1326 sub dl,61h
|
pascal@19825
|
1327 mov ah,0Eh
|
pascal@19825
|
1328 int 21h
|
pascal@19825
|
1329 inc bx
|
pascal@19825
|
1330 inc bx
|
pascal@19825
|
1331 @@nodisk:
|
pascal@19825
|
1332 xor cx,cx
|
pascal@19825
|
1333 @@next:
|
pascal@19825
|
1334 mov al,[bx]
|
pascal@19825
|
1335 cmp al,5Ch
|
pascal@19825
|
1336 jne @@tsteos
|
pascal@19875
|
1337 mov dx,bx
|
pascal@19875
|
1338 inc cx
|
pascal@19825
|
1339 @@tsteos:
|
pascal@19825
|
1340 inc bx
|
pascal@19825
|
1341 or al,al
|
pascal@19825
|
1342 jnz @@next
|
pascal@19825
|
1343 jcxz @@end
|
pascal@19875
|
1344 mov bx,dx
|
pascal@19825
|
1345 push [word bx]
|
pascal@19825
|
1346 mov [bx],al
|
pascal@20630
|
1347 ifdef LONG_FILENAME
|
pascal@19875
|
1348 stc
|
pascal@20146
|
1349 mov ax,713Bh ; chdir long filename (ds:dx)
|
pascal@19875
|
1350 int 21h
|
pascal@20630
|
1351 jnc @@chdirdone
|
pascal@20630
|
1352 endif
|
pascal@20146
|
1353 mov ah,3Bh ; chdir(ds:dx)
|
pascal@19875
|
1354 int 21h
|
pascal@20510
|
1355 @@chdirdone:
|
pascal@19825
|
1356 pop [word bx]
|
pascal@19825
|
1357 @@end:
|
pascal@19825
|
1358 ret
|
pascal@19825
|
1359
|
pascal@20528
|
1360 endp @chdirname$qpzc
|
pascal@19825
|
1361
|
pascal@19825
|
1362
|
pascal@19825
|
1363 ;***************************************************************
|
pascal@20630
|
1364 ;_fastcall char *ultoa(axdx:unsigned long n);
|
pascal@19825
|
1365 ;***************************************************************
|
pascal@20528
|
1366 global @ultoa$qul:near
|
pascal@20528
|
1367 proc @ultoa$qul near
|
pascal@19825
|
1368
|
pascal@20538
|
1369 xchg ax,cx
|
pascal@20538
|
1370 xchg ax,dx ; AX:CX = n
|
pascal@19825
|
1371 push si
|
pascal@19825
|
1372 mov si,10
|
pascal@19825
|
1373 mov bx,offset ultoabuf+11
|
pascal@19825
|
1374 @@loop:
|
pascal@19825
|
1375 dec bx
|
pascal@19825
|
1376 xor dx,dx
|
pascal@19825
|
1377 div si ; DX:AX = 0000:hi(n)
|
pascal@19825
|
1378 xchg ax,cx ; CX = hi(n)/10
|
pascal@19825
|
1379 div si ; DX:AX = hi(n)%10:lo(n)
|
pascal@19825
|
1380 xchg ax,cx ; CX = lo(n/10)
|
pascal@20528
|
1381 ; AX = hi(n)/10 = hi(n/10)
|
pascal@20528
|
1382 mov [byte bx],'0'
|
pascal@20528
|
1383 add [bx],dl ; DL = n%10
|
pascal@20528
|
1384 mov dx,ax
|
pascal@20528
|
1385 or dx,cx
|
pascal@19825
|
1386 jnz @@loop
|
pascal@19825
|
1387 xchg ax,bx
|
pascal@19825
|
1388 pop si
|
pascal@19825
|
1389 ret
|
pascal@19825
|
1390
|
pascal@20528
|
1391 endp @ultoa$qul
|
pascal@19825
|
1392
|
pascal@19825
|
1393
|
pascal@19825
|
1394 ;***************************************************************
|
pascal@20630
|
1395 ;_fastcall unsigned long kver2ul(bx:char *kernel_version);
|
pascal@19825
|
1396 ;***************************************************************
|
pascal@20528
|
1397 global @kver2ul$qpzc:near
|
pascal@20528
|
1398 proc @kver2ul$qpzc near
|
pascal@19825
|
1399
|
pascal@20146
|
1400 push si
|
pascal@20538
|
1401 mov si,bx
|
pascal@20146
|
1402 xor bx,bx
|
pascal@20146
|
1403 mov cx,304h
|
pascal@19825
|
1404 @@number:
|
pascal@19825
|
1405 xor ax,ax
|
pascal@20146
|
1406 cwd
|
pascal@19825
|
1407 @@digit:
|
pascal@19825
|
1408 shl al,cl
|
pascal@19825
|
1409 shl ax,cl
|
pascal@19825
|
1410 lodsb
|
pascal@19825
|
1411 sub al,30h
|
pascal@19825
|
1412 cmp al,9
|
pascal@19825
|
1413 jbe @@digit
|
pascal@20146
|
1414 mov dl,bh
|
pascal@20146
|
1415 mov bh,bl
|
pascal@20146
|
1416 mov bl,ah
|
pascal@20146
|
1417 dec ch
|
pascal@20146
|
1418 jnz @@number
|
pascal@20146
|
1419 xchg ax,bx
|
pascal@20146
|
1420 pop si
|
pascal@19825
|
1421 kver2ulret:
|
pascal@19825
|
1422 ret
|
pascal@19825
|
1423
|
pascal@20528
|
1424 endp @kver2ul$qpzc
|
pascal@19825
|
1425
|
pascal@20528
|
1426 endif
|
pascal@19825
|
1427
|
pascal@19825
|
1428 ;***************************************************************
|
pascal@19825
|
1429 ;void try_default_args();
|
pascal@19825
|
1430 ;***************************************************************
|
pascal@20528
|
1431 ifdef EXTRA
|
pascal@20528
|
1432
|
pascal@19825
|
1433 global _try_default_args:near
|
pascal@19825
|
1434 proc _try_default_args near
|
pascal@19825
|
1435
|
pascal@19825
|
1436 mov bx,offset tazboot_cmd
|
pascal@19825
|
1437 call open
|
pascal@19825
|
1438 jc kver2ulret
|
pascal@19825
|
1439 mov cx,4096
|
pascal@19825
|
1440 mov di,[_heap_top]
|
pascal@19825
|
1441 extrn read_cmdline:near
|
pascal@19825
|
1442 jmp near read_cmdline ; read_cmdline(ax,di,cx)
|
pascal@19825
|
1443
|
pascal@19825
|
1444 endp _try_default_args
|
pascal@19825
|
1445
|
pascal@20528
|
1446 endif
|
pascal@19825
|
1447
|
pascal@19515
|
1448 ends _TEXT
|
pascal@19515
|
1449
|
pascal@19515
|
1450 end
|
pascal@19515
|
1451
|
pascal@19515
|
1452 ;###### END OF FILE ############################################
|
pascal@19825
|
1453
|