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
|
pascal@19515
|
11 p386
|
pascal@19636
|
12 endif
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pascal@19515
|
13
|
pascal@19515
|
14 group DGROUP _TEXT,_DATA,_BSS
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pascal@19515
|
15 assume cs:DGROUP,ds:DGROUP
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pascal@19515
|
16
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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
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pascal@19515
|
29
|
pascal@19515
|
30 ends _DATA
|
pascal@19515
|
31
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pascal@19515
|
32 segment _BSS byte public use16 'BSS'
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pascal@19515
|
33
|
pascal@21747
|
34 ifdef EXTRA
|
pascal@21747
|
35 ;typedef unsigned dirsizetype;
|
pascal@21747
|
36 struc isostate ; struct isostate {
|
pascal@21754
|
37 curpos dw ? ; 0 unsigned curpos;
|
pascal@21754
|
38 filename2open dw ? ; 2 char *filename2open;
|
pascal@21754
|
39 fd dw ? ; 4 int fd;
|
pascal@21754
|
40 filemod dw ? ; 6 unsigned short filemod;
|
pascal@21754
|
41 fileofs dd ? ; 8 unsigned long fileofs;
|
pascal@21754
|
42 filesize dd ? ;12 unsigned long filesize;
|
pascal@21754
|
43 filename dw ? ;16 char *filename;
|
pascal@21754
|
44 curdirsize dw ? ;18 dirsizetype curdirsize;
|
pascal@21754
|
45 dirsize dw ? ;20 dirsizetype dirsize;
|
pascal@21754
|
46 curdirofs dd ? ;22 unsigned long curdirofs;
|
pascal@21754
|
47 dirofs dd ? ;26 unsigned long dirofs;
|
pascal@21754
|
48 ;overlap
|
pascal@21747
|
49 entrysize dw ? ;30 int entrysize;
|
pascal@21747
|
50 tmp dw ? ;32 const char *tmp;
|
pascal@21754
|
51 c db ? ;34 char c;
|
pascal@21754
|
52 _64bits db ? ;35 char _64bits;
|
pascal@21754
|
53 buffer db ? ;36 char buffer[2048+512];
|
pascal@21747
|
54 ends ; } isostate;
|
pascal@21747
|
55 public _isostate
|
pascal@21747
|
56 _isostate isostate <?>
|
pascal@21754
|
57 org $-7
|
pascal@21747
|
58 endif
|
pascal@20538
|
59 _xfer_buf db 4096 dup (?)
|
pascal@19515
|
60 global _no_exit:byte
|
pascal@19515
|
61 _no_exit db ?
|
pascal@19515
|
62 filecnt db ? ; in fact 0 minus file count...
|
pascal@19515
|
63 nextfilename dw ?
|
pascal@19571
|
64 ifdef LARGE_IMAGES
|
pascal@19571
|
65 curdata dw ?
|
pascal@19571
|
66 endif
|
pascal@19825
|
67 ifdef EXTRA
|
pascal@19825
|
68 ultoabuf db 12 dup (?)
|
pascal@19825
|
69 endif
|
pascal@19515
|
70
|
pascal@19515
|
71 ends _BSS
|
pascal@19515
|
72
|
pascal@19515
|
73 segment _TEXT byte public use16 'CODE'
|
pascal@19515
|
74
|
pascal@19515
|
75 ;***************************************************************
|
pascal@20630
|
76 ;_fastcall void strcpy(bx:const char* a, ax:const char* b);
|
pascal@20630
|
77 ;_fastcall void strcat(bx:const char* a, ax:const char* b);
|
pascal@20630
|
78 ;_fastcall void strcatb(bx:const char* a, ax:const char* b);
|
pascal@19538
|
79 ;***************************************************************
|
pascal@20793
|
80 ifdef EXTRA
|
pascal@20793
|
81 global @strcat$qpxzct1:near
|
pascal@20793
|
82 @strcat$qpxzct1:
|
pascal@20793
|
83 mov cx,1h
|
pascal@20793
|
84 db 0bah ; mov dx,imm opcode
|
pascal@20793
|
85 endif
|
pascal@20528
|
86 global @strcatb$qpxzct1:near
|
pascal@20528
|
87 proc @strcatb$qpxzct1 near
|
pascal@19538
|
88
|
pascal@19826
|
89 ifdef EXTRA
|
pascal@20142
|
90 mov cl,7Fh
|
pascal@20539
|
91 db 0bah ; mov dx,imm opcode
|
pascal@20528
|
92 global @strcpy$qpxzct1:near
|
pascal@20528
|
93 @strcpy$qpxzct1:
|
pascal@20142
|
94 xor cx,cx
|
pascal@19826
|
95 endif
|
pascal@19538
|
96 push si
|
pascal@20794
|
97 xchg ax,si ; b
|
pascal@19826
|
98 ifdef EXTRA
|
pascal@20142
|
99 jcxz @@nocat
|
pascal@19826
|
100 endif
|
pascal@20794
|
101 dec bx
|
pascal@19538
|
102 @@catlp:
|
pascal@20794
|
103 inc bx
|
pascal@20794
|
104 cmp [byte bx],0 ; a=bx
|
pascal@19538
|
105 jne @@catlp
|
pascal@20794
|
106 ifdef EXTRA
|
pascal@20793
|
107 mov al,20h
|
pascal@20793
|
108 loop @@cpyhead
|
pascal@20778
|
109 else
|
pascal@20794
|
110 db 0b8h,20h ; mov ax,??20h
|
pascal@19826
|
111 endif
|
pascal@19538
|
112 @@nocat:
|
pascal@19538
|
113 @@cpylp:
|
pascal@20794
|
114 lodsb
|
pascal@20794
|
115 @@cpyhead:
|
pascal@20794
|
116 mov [bx],al
|
pascal@20142
|
117 inc bx
|
pascal@20527
|
118 or al,al
|
pascal@19538
|
119 jne @@cpylp
|
pascal@20142
|
120 strfound:
|
pascal@20142
|
121 xchg ax,dx
|
pascal@20142
|
122 strend:
|
pascal@19538
|
123 pop si
|
pascal@20142
|
124 ret
|
pascal@19538
|
125
|
pascal@20528
|
126 endp @strcatb$qpxzct1
|
pascal@19538
|
127
|
pascal@19538
|
128
|
pascal@20146
|
129 ifdef EXTRA
|
pascal@20146
|
130 p8086
|
pascal@20146
|
131 ;***************************************************************
|
pascal@20778
|
132 ;_fastcall int strstr(bx:const char* a, ax:const char* b);
|
pascal@20146
|
133 ;***************************************************************
|
pascal@20528
|
134 global @strstr$qpxzct1:near
|
pascal@20528
|
135 proc @strstr$qpxzct1 near
|
pascal@20146
|
136
|
pascal@20538
|
137 xchg ax,cx ; b
|
pascal@20538
|
138 mov dx,bx ; a
|
pascal@20146
|
139 push si
|
pascal@20146
|
140 @@loop:
|
pascal@20146
|
141 xor ax,ax
|
pascal@20146
|
142 mov si,dx
|
pascal@20146
|
143 cmp [si],al ; *a
|
pascal@20146
|
144 jz strend ; return ax = NULL
|
pascal@20146
|
145 mov bx,cx
|
pascal@20146
|
146 @@match:
|
pascal@20146
|
147 or ah,[bx] ; *b
|
pascal@20146
|
148 jz strfound
|
pascal@20146
|
149 inc bx
|
pascal@20146
|
150 lodsb
|
pascal@20146
|
151 sub ah,al
|
pascal@20146
|
152 jz @@match
|
pascal@20146
|
153 inc dx
|
pascal@20146
|
154 jmp @@loop
|
pascal@20146
|
155
|
pascal@20528
|
156 endp @strstr$qpxzct1
|
pascal@20146
|
157
|
pascal@20146
|
158
|
pascal@20146
|
159 ;***************************************************************
|
pascal@20630
|
160 ;_fastcall int strcmp(bx:const char* a, ax:const char* b);
|
pascal@20146
|
161 ;***************************************************************
|
pascal@20528
|
162 global @strcmp$qpxzct1:near
|
pascal@20528
|
163 proc @strcmp$qpxzct1 near
|
pascal@20146
|
164
|
pascal@20146
|
165 push si
|
pascal@20146
|
166 xchg ax,si
|
pascal@20146
|
167 dec bx
|
pascal@20146
|
168 @@lp:
|
pascal@20146
|
169 inc bx
|
pascal@20146
|
170 lodsb
|
pascal@20146
|
171 sub al,[bx]
|
pascal@20146
|
172 jnz @@out
|
pascal@20630
|
173 or al,[bx]
|
pascal@20146
|
174 jnz @@lp
|
pascal@20146
|
175 @@out:
|
pascal@20146
|
176 cbw
|
pascal@20146
|
177 pop si
|
pascal@20146
|
178 ret
|
pascal@20146
|
179
|
pascal@20528
|
180 endp @strcmp$qpxzct1
|
pascal@20146
|
181 endif
|
pascal@20146
|
182
|
pascal@20146
|
183
|
pascal@19538
|
184 ;***************************************************************
|
pascal@20630
|
185 ;_fastcall void puts(bx:const char* s):
|
pascal@19515
|
186 ;***************************************************************
|
pascal@20528
|
187 global @puts$qpxzc:near
|
pascal@20528
|
188 proc @puts$qpxzc near
|
pascal@19515
|
189
|
pascal@20486
|
190 ; global puts:near ; puts(bx)
|
pascal@19515
|
191 puts:
|
pascal@20510
|
192 call @@putsz
|
pascal@20527
|
193 mov bx,offset msg_lf
|
pascal@20527
|
194 mov dl,13
|
pascal@20510
|
195 @@putcz:
|
pascal@20160
|
196 mov ah,2
|
pascal@20146
|
197 int 21h
|
pascal@20510
|
198 @@putsz:
|
pascal@20160
|
199 mov dl,[bx]
|
pascal@20146
|
200 inc bx
|
pascal@20160
|
201 or dl,dl
|
pascal@20510
|
202 jne @@putcz ; ZF=1 (for malloc failure)
|
pascal@19538
|
203 ret
|
pascal@19515
|
204
|
pascal@20528
|
205 endp @puts$qpxzc
|
pascal@19515
|
206
|
pascal@19515
|
207
|
pascal@19538
|
208
|
pascal@19538
|
209 ;***************************************************************
|
pascal@20630
|
210 ;_fastcall int open(bx:const char* name, int flags=O_RDONLY);
|
pascal@19515
|
211 ;***************************************************************
|
pascal@20538
|
212 global openargs:near ; openargs(bx)
|
pascal@20538
|
213 openargs:
|
pascal@20538
|
214 cmp [byte bx],'@'
|
pascal@20538
|
215 jne fail
|
pascal@20538
|
216 inc bx
|
pascal@20538
|
217
|
pascal@20528
|
218 global @open$qpxzc:near
|
pascal@20528
|
219 proc @open$qpxzc near
|
pascal@19515
|
220
|
pascal@19546
|
221 global open:near ; open(bx)
|
pascal@19515
|
222 open:
|
pascal@20630
|
223 ifdef LONG_FILENAME
|
pascal@20630
|
224 mov ax,716Ch
|
pascal@20632
|
225 push bx di si
|
pascal@20630
|
226 mov si,bx
|
pascal@20630
|
227 xor bx,bx ; R/O
|
pascal@20630
|
228 xor cx,cx ; attributes
|
pascal@20632
|
229 xor di,di ; alias hint
|
pascal@20630
|
230 cwd ; action = open
|
pascal@20634
|
231 stc
|
pascal@20630
|
232 int 21h
|
pascal@20632
|
233 pop si di bx
|
pascal@20630
|
234 jnc doret
|
pascal@20630
|
235 endif
|
pascal@20538
|
236 mov ax,3d00h ; read-only+compatibility
|
pascal@20538
|
237 ;mov cl,0 ; attribute mask
|
pascal@19515
|
238 mov dx,bx
|
pascal@21628
|
239 jmp dos
|
pascal@19515
|
240
|
pascal@20528
|
241 endp @open$qpxzc
|
pascal@19515
|
242
|
pascal@19515
|
243
|
pascal@19515
|
244 ;***************************************************************
|
pascal@20632
|
245 ;_fastcall int fileexist(bx:const char* name);
|
pascal@20632
|
246 ;***************************************************************
|
pascal@20632
|
247 global @fileexist$qpxzc:near
|
pascal@20632
|
248 @fileexist$qpxzc:
|
pascal@20632
|
249 call @open$qpxzc
|
pascal@20632
|
250 jc fail
|
pascal@20632
|
251
|
pascal@20632
|
252 ;***************************************************************
|
pascal@20630
|
253 ;_fastcall int close(ax:int fd);
|
pascal@19515
|
254 ;***************************************************************
|
pascal@20528
|
255 global @close$qi:near
|
pascal@20528
|
256 proc @close$qi near
|
pascal@19515
|
257
|
pascal@20540
|
258 global close:near ; close(ax)
|
pascal@19515
|
259 close:
|
pascal@20540
|
260 xchg ax,bx
|
pascal@19515
|
261 mov ah,3Eh
|
pascal@19515
|
262 or bx,bx
|
pascal@19515
|
263 jnz dos
|
pascal@19515
|
264 ret
|
pascal@19515
|
265
|
pascal@20528
|
266 endp @close$qi
|
pascal@19515
|
267
|
pascal@19515
|
268
|
pascal@19515
|
269 ;***************************************************************
|
pascal@20751
|
270 ;_fastcall int readrm(bx:struct himem *m, ax:int sz);
|
pascal@20630
|
271 ;_fastcall int read(ax:int fd, bx:void* data, dx:int sz);
|
pascal@20630
|
272 ;_fastcall int write(ax:int fd, bx:const void* data, dx:int sz);
|
pascal@19515
|
273 ;***************************************************************
|
pascal@20751
|
274 global @readrm$qp11image_himemi:near
|
pascal@20751
|
275 @readrm$qp11image_himemi:
|
pascal@20751
|
276 xchg ax,dx ; sz
|
pascal@20751
|
277 mov ax,[bx] ; fd
|
pascal@20751
|
278 mov bx,[bx-2] ; data
|
pascal@20528
|
279 global @read$qipvi:near
|
pascal@20528
|
280 proc @read$qipvi near
|
pascal@19515
|
281
|
pascal@20146
|
282 ifdef WRITE
|
pascal@19580
|
283 stc
|
pascal@19634
|
284 db 0B0h ; mov al,im
|
pascal@20528
|
285 global @write$qipvi:near
|
pascal@20528
|
286 @write$qipvi:
|
pascal@19580
|
287 clc
|
pascal@20146
|
288 endif
|
pascal@20632
|
289 @read$dxbxax:
|
pascal@20538
|
290 xchg ax,bx ; fd
|
pascal@20538
|
291 xchg ax,dx ; data
|
pascal@20538
|
292 xchg ax,cx ; sz
|
pascal@20146
|
293 ifdef WRITE
|
pascal@19580
|
294 mov ah,40h
|
pascal@19580
|
295 sbb ah,0
|
pascal@20146
|
296 else
|
pascal@20528
|
297 global @read$cxdxbx:near
|
pascal@20528
|
298 @read$cxdxbx:
|
pascal@20146
|
299 mov ah,3Fh
|
pascal@20146
|
300 endif
|
pascal@19515
|
301 jcxz fail
|
pascal@21628
|
302 dos:
|
pascal@21628
|
303 int 21h
|
pascal@21628
|
304 chkc:
|
pascal@21628
|
305 jnc doret
|
pascal@21628
|
306 fail:
|
pascal@21628
|
307 stc
|
pascal@21628
|
308 failifc:
|
pascal@21628
|
309 sbb ax,ax ; ax=-1 CF
|
pascal@21628
|
310 cwd
|
pascal@21628
|
311 doret:
|
pascal@21628
|
312 ifndef NO386
|
pascal@21628
|
313 push dx ; see next_chunk:lseek
|
pascal@21628
|
314 push ax
|
pascal@21628
|
315 pop eax
|
pascal@21628
|
316 endif
|
pascal@21628
|
317 ret
|
pascal@19515
|
318
|
pascal@20528
|
319 endp @read$qipvi
|
pascal@19515
|
320
|
pascal@19515
|
321 ;***************************************************************
|
pascal@20630
|
322 ;_fastcall long lseekcur(ax:int fd, dx:int whence);
|
pascal@19515
|
323 ;***************************************************************
|
pascal@19899
|
324
|
pascal@20548
|
325 global @lseekcur$qii:near ; fd=ax whence=dx
|
pascal@20542
|
326 proc @lseekcur$qii near
|
pascal@20542
|
327
|
pascal@20632
|
328 mov cl,1
|
pascal@20542
|
329 xchg ax,bx
|
pascal@20542
|
330 xchg ax,dx
|
pascal@20542
|
331 cwd
|
pascal@20542
|
332 xchg ax,dx
|
pascal@20542
|
333 xchg ax,cx
|
pascal@20542
|
334 jmp lseek
|
pascal@20542
|
335 rewind: ; rewind(ax)
|
pascal@20542
|
336 mov bl,0
|
pascal@20632
|
337 lseek0: ; lseek0(ax,bl=dir)
|
pascal@20542
|
338 xor dx,dx
|
pascal@19571
|
339 xor cx,cx
|
pascal@20632
|
340 lseekset:
|
pascal@20542
|
341 xchg ax,bx
|
pascal@20542
|
342 lseek:
|
pascal@20548
|
343 mov ah,42h ; bx=fd cx:dx=offset al=whence
|
pascal@19515
|
344 jmp dos
|
pascal@19515
|
345
|
pascal@20542
|
346 endp @lseekcur$qii
|
pascal@19825
|
347
|
pascal@20538
|
348 ifdef EXTRA
|
pascal@19825
|
349 ;***************************************************************
|
pascal@20630
|
350 ;_fastcall long isolseek(bx:const unsigned long *offset);
|
pascal@20632
|
351 ;_fastcall long lseekset2(ax:int fd, bx:unsigned long* whence);
|
pascal@19825
|
352 ;***************************************************************
|
pascal@20528
|
353 global @isolseek$qpxul:near
|
pascal@20528
|
354 proc @isolseek$qpxul near
|
pascal@19825
|
355
|
pascal@20534
|
356 isolseek:
|
pascal@20632
|
357 mov ax,[_isostate.fd]
|
pascal@20634
|
358 global @lseekset2$qipul:near
|
pascal@20632
|
359 @lseekset2$qipul:
|
pascal@19825
|
360 mov dx,[bx]
|
pascal@19825
|
361 mov cx,[bx+2]
|
pascal@20632
|
362 mov bl,0
|
pascal@20538
|
363 jmp lseekset
|
pascal@20534
|
364
|
pascal@20538
|
365 endp @isolseek$qpxul
|
pascal@20534
|
366
|
pascal@20534
|
367 ;***************************************************************
|
pascal@20630
|
368 ;_fastcall int isoreadsector(bx:const unsigned long *offset);
|
pascal@20534
|
369 ;***************************************************************
|
pascal@20534
|
370 global @isoreadsector$qpxul:near
|
pascal@20534
|
371 proc @isoreadsector$qpxul near
|
pascal@20534
|
372
|
pascal@20534
|
373 call isolseek
|
pascal@20632
|
374 jc doret
|
pascal@20632
|
375 mov dx,2560
|
pascal@21754
|
376 mov bx,offset _isostate.buffer
|
pascal@20632
|
377 mov ax,[_isostate.fd]
|
pascal@20632
|
378 jmp @read$dxbxax ; read(fd,buffer,2560)
|
pascal@20534
|
379
|
pascal@20534
|
380 endp @isoreadsector$qpxul
|
pascal@20534
|
381
|
pascal@21628
|
382
|
pascal@21628
|
383 ;***************************************************************
|
pascal@21628
|
384 ;_fastcall int isoreset(bx:const char *name);
|
pascal@21628
|
385 ;***************************************************************
|
pascal@21628
|
386 global @isoreset$qpzc:near
|
pascal@21628
|
387 proc @isoreset$qpzc near
|
pascal@21628
|
388
|
pascal@21628
|
389 or bx,bx
|
pascal@21628
|
390 jz fail
|
pascal@21628
|
391 call near ptr @open$qpxzc
|
pascal@21628
|
392 mov [_isostate.fd],ax
|
pascal@21628
|
393 extrn @isoroot$qv:near
|
pascal@21628
|
394 jmp @isoroot$qv
|
pascal@21628
|
395
|
pascal@21628
|
396 endp @isoreset$qpzc
|
pascal@21628
|
397
|
pascal@21628
|
398
|
pascal@21628
|
399 ;***************************************************************
|
pascal@21628
|
400 ;_fastcall int isoopen(bx:const char *name);
|
pascal@21628
|
401 ;***************************************************************
|
pascal@21628
|
402 global @isoopen$qpxzc:near
|
pascal@21628
|
403 proc @isoopen$qpxzc near
|
pascal@21628
|
404
|
pascal@21628
|
405 extrn @_isoopen$qv:near
|
pascal@21628
|
406 mov [_isostate.filename2open],bx
|
pascal@21628
|
407 jmp @_isoopen$qv
|
pascal@21628
|
408
|
pascal@21628
|
409 endp @isoopen$qpxzc
|
pascal@21628
|
410
|
pascal@19825
|
411 endif
|
pascal@19515
|
412
|
pascal@19515
|
413
|
pascal@20751
|
414 ifdef USE_ARGSTR
|
pascal@20751
|
415 ;***************************************************************
|
pascal@20751
|
416 ;_fastcall int argstr(bx:const char *s, ax:const char keywords[], dx:const char **var);
|
pascal@20751
|
417 ;_fastcall int argnum(bx:char *s, ax:const char keywords[], dx:unsigned long *var);
|
pascal@20751
|
418 ;***************************************************************
|
pascal@20751
|
419 global @argstr$qpxzcxt1ppxzc:near
|
pascal@20751
|
420 proc @argstr$qpxzcxt1ppxzc near
|
pascal@20751
|
421
|
pascal@21569
|
422 mov cl,2
|
pascal@21569
|
423 db 0a9h ; test ax,#
|
pascal@20751
|
424 global @argnum$qpzcxpxzcpul:near
|
pascal@20751
|
425 @argnum$qpzcxpxzcpul:
|
pascal@21569
|
426 mov cl,4
|
pascal@21569
|
427 xchg ax,bx ; keywords -> bx
|
pascal@21569
|
428 xchg ax,cx ; s -> cx
|
pascal@21569
|
429 cbw ; argstr:0002 argnum:0004
|
pascal@21569
|
430 xchg ax,dx ; vars -> ax
|
pascal@20751
|
431 push si di
|
pascal@21569
|
432 xchg ax,di ; vars => di
|
pascal@20751
|
433 dec bx
|
pascal@20751
|
434 @@testalt:
|
pascal@21569
|
435 mov al,-1
|
pascal@20751
|
436 sub di,dx
|
pascal@20751
|
437 @@test:
|
pascal@20751
|
438 cmp al,'='
|
pascal@20751
|
439 je @@found
|
pascal@21569
|
440 cmp al,0 ; eos, si=next argv
|
pascal@21569
|
441 je @@found
|
pascal@20751
|
442 mov si,cx ; s
|
pascal@20751
|
443 add di,dx
|
pascal@20751
|
444 @@match:
|
pascal@21569
|
445 inc bx ; keywords++
|
pascal@21569
|
446 lodsb ; *s++
|
pascal@20751
|
447 or al,20h
|
pascal@20751
|
448 cmp al,[bx]
|
pascal@20751
|
449 je @@match
|
pascal@20751
|
450 cmp al,'/' ; 2f
|
pascal@20751
|
451 jne @@notopt
|
pascal@20751
|
452 cmp [byte bx],'-'
|
pascal@20751
|
453 je @@match
|
pascal@20751
|
454 @@notopt:
|
pascal@20751
|
455 ifdef EXTRA
|
pascal@20751
|
456 cmp [byte bx],'/'
|
pascal@20751
|
457 je @@testalt
|
pascal@20751
|
458 endif
|
pascal@20751
|
459 cmp [byte bx],'|'
|
pascal@20751
|
460 je @@test
|
pascal@20751
|
461 mov al,0
|
pascal@20751
|
462 inc bx
|
pascal@20751
|
463 cmp [bx-1],al
|
pascal@20751
|
464 jne @@notopt
|
pascal@20751
|
465 stc
|
pascal@20751
|
466 jmp @@nokeyword
|
pascal@20751
|
467 @@found:
|
pascal@20751
|
468 mov [di],si
|
pascal@20751
|
469 dec dx
|
pascal@20751
|
470 dec dx
|
pascal@20751
|
471 je @@done
|
pascal@21569
|
472 mov bx,si
|
pascal@20751
|
473 call @strtol$qpxzc
|
pascal@20751
|
474 mov [di],ax
|
pascal@20751
|
475 mov [di+2],dx
|
pascal@20751
|
476 @@done:
|
pascal@20751
|
477 clc
|
pascal@20751
|
478 @@nokeyword:
|
pascal@20751
|
479 sbb ax,ax
|
pascal@20751
|
480 pop di si
|
pascal@20751
|
481 ret
|
pascal@20751
|
482
|
pascal@20751
|
483 endp @argstr$qpxzcxt1ppxzc
|
pascal@20751
|
484
|
pascal@20751
|
485 else
|
pascal@20751
|
486
|
pascal@19515
|
487 ;***************************************************************
|
pascal@20630
|
488 ;_fastcall int strhead(bx:const char* a, ax:const char* b);
|
pascal@19515
|
489 ;***************************************************************
|
pascal@20528
|
490 global @strhead$qpxzct1:near
|
pascal@20528
|
491 proc @strhead$qpxzct1 near
|
pascal@19515
|
492
|
pascal@19515
|
493 @@loop:
|
pascal@19634
|
494 xchg ax,bx
|
pascal@19515
|
495 mov cl,[bx] ; cl = *b++
|
pascal@19515
|
496 inc bx
|
pascal@19515
|
497 or cl,cl ; clear C
|
pascal@21628
|
498 jz failifc ; return 0
|
pascal@19515
|
499 xchg ax,bx
|
pascal@19515
|
500 xor cl,[bx] ; cl -= *a++
|
pascal@19634
|
501 inc bx
|
pascal@19515
|
502 and cl,0dfh ; case insensitive
|
pascal@21628
|
503 jne fail ; return -1
|
pascal@21628
|
504 jmp @@loop
|
pascal@19515
|
505
|
pascal@20528
|
506 endp @strhead$qpxzct1
|
pascal@19515
|
507
|
pascal@20751
|
508 endif
|
pascal@19515
|
509
|
pascal@19515
|
510 ;***************************************************************
|
pascal@20630
|
511 ;_fastcall char* malloc_or_die(ax:unsigned size);
|
pascal@19515
|
512 ;***************************************************************
|
pascal@20528
|
513 global @malloc_or_die$qui:near
|
pascal@20528
|
514 proc @malloc_or_die$qui near
|
pascal@19515
|
515
|
pascal@20540
|
516 xchg ax,cx ; size
|
pascal@19515
|
517 global malloc_or_die:near ; malloc_or_die(cx)
|
pascal@19515
|
518 malloc_or_die:
|
pascal@20510
|
519 mov ax,[_heap_top] ; return value
|
pascal@20510
|
520 mov bx,sp
|
pascal@20510
|
521 add bh,-14h ; MIN_STACK=_1k+PAGE_SIZE
|
pascal@20510
|
522 sub bx,ax ; can't overflow
|
pascal@20510
|
523 cmp bx,cx
|
pascal@20456
|
524 mov bx,offset msg_malloc
|
pascal@20510
|
525 jb die
|
pascal@20510
|
526 add [_heap_top],cx ; _BEG has zero'd heap
|
pascal@19515
|
527 ret
|
pascal@19515
|
528
|
pascal@20528
|
529 endp @malloc_or_die$qui
|
pascal@19515
|
530
|
pascal@19515
|
531
|
pascal@19515
|
532 ;***************************************************************
|
pascal@20630
|
533 ;_fastcall int die(bx:const char* msg);
|
pascal@19538
|
534 ;int exit();
|
pascal@19515
|
535 ;int abort();
|
pascal@19515
|
536 ;***************************************************************
|
pascal@20528
|
537 global @die$qpxzc:near
|
pascal@20528
|
538 proc @die$qpxzc near
|
pascal@20528
|
539 @die$qpxzc:
|
pascal@19515
|
540 global die:near ; die(bx)
|
pascal@19515
|
541 die:
|
pascal@19515
|
542 call puts
|
pascal@20486
|
543 ; global _exit:near
|
pascal@19538
|
544 _exit:
|
pascal@19515
|
545 mov al,[_no_exit]
|
pascal@20527
|
546 or al,al
|
pascal@19515
|
547 jne @@hang
|
pascal@19515
|
548 extrn exit:near
|
pascal@19515
|
549 inc ax
|
pascal@19515
|
550 jmp near exit
|
pascal@19515
|
551 @@hang:
|
pascal@19515
|
552 mov bx, offset msg_hang
|
pascal@19515
|
553 call puts
|
pascal@20486
|
554 ; global _abort:near
|
pascal@19515
|
555 _abort:
|
pascal@19515
|
556 cli
|
pascal@19515
|
557 hlt
|
pascal@20778
|
558 jmp _abort
|
pascal@19515
|
559
|
pascal@20528
|
560 endp @die$qpxzc
|
pascal@19515
|
561
|
pascal@19546
|
562 struc image_himem ;struct image_himem {
|
pascal@19546
|
563 fd dw ? ; 0 int fd;
|
pascal@19546
|
564 fallback dd ? ; 2 u32 fallback;
|
pascal@19546
|
565 size dd ? ; 6 u32 size;
|
pascal@19546
|
566 remaining dd ? ;10 u32 remaining;
|
pascal@19546
|
567 buf dd ? ;14 u32 buf;
|
pascal@19546
|
568 bufv dw ? ;18 u32 *bufv;
|
pascal@19546
|
569 errmsg dw ? ;20 char *errmsg;
|
pascal@19546
|
570 chunk_size dd ? ;22 u32 chunk_size;
|
pascal@19546
|
571 next_chunk dw ? ;26 void (*next_chunk)(struct image_himem *);
|
pascal@19546
|
572 state dw ? ;28 u16 state;
|
pascal@19546
|
573 fd2close dw ? ;30 u16 fd2close;
|
pascal@19546
|
574 ends ;};
|
pascal@19515
|
575
|
pascal@19636
|
576 ;***************************************************************
|
pascal@20630
|
577 ;static long next_chunk(struct image_himem *di);
|
pascal@19636
|
578 ;***************************************************************
|
pascal@19636
|
579 proc next_chunk near
|
pascal@19636
|
580
|
pascal@19636
|
581 push si
|
pascal@20540
|
582 mov ax,[(image_himem di).fd]
|
pascal@19636
|
583 call close
|
pascal@19636
|
584 ifndef NO386
|
pascal@19636
|
585 xor eax,eax
|
pascal@19636
|
586 else
|
pascal@19636
|
587 xor ax,ax
|
pascal@20485
|
588 cwd
|
pascal@19636
|
589 endif
|
pascal@19636
|
590 mov [(image_himem di).fd],ax
|
pascal@19636
|
591 mov bx,[(image_himem di).state]
|
pascal@19636
|
592 cmp al,[bx] ; ""
|
pascal@19636
|
593 jz @@end
|
pascal@19636
|
594 mov si,bx
|
pascal@19636
|
595 @@scan:
|
pascal@19636
|
596 lodsb
|
pascal@19636
|
597 mov cx,si
|
pascal@19636
|
598 cmp al,','
|
pascal@19636
|
599 jz @@eos
|
pascal@20527
|
600 or al,al
|
pascal@19636
|
601 jnz @@scan
|
pascal@19636
|
602 dec cx
|
pascal@19636
|
603 @@eos:
|
pascal@19636
|
604 mov [(image_himem di).state],cx
|
pascal@19636
|
605 dec si
|
pascal@19636
|
606 push [word si]
|
pascal@20485
|
607 mov [byte si],ah ; set temp eos
|
pascal@19636
|
608 call open
|
pascal@19636
|
609 pop [word si] ; restore string
|
pascal@19636
|
610 jc @@die
|
pascal@19636
|
611 mov [(image_himem di).fd],ax
|
pascal@19636
|
612 mov [(image_himem di).fd2close],ax
|
pascal@20542
|
613 mov bl,02h ; SEEK_END
|
pascal@19636
|
614 call lseek0
|
pascal@19636
|
615 @@die:
|
pascal@19636
|
616 mov bx,[(image_himem di).errmsg]
|
pascal@19636
|
617 jc die
|
pascal@19636
|
618 ifndef NO386
|
pascal@19636
|
619 push eax
|
pascal@20548
|
620 mov ax,[(image_himem di).fd]
|
pascal@19636
|
621 call rewind
|
pascal@19636
|
622 pop eax
|
pascal@19636
|
623 @@end:
|
pascal@19636
|
624 mov [(image_himem di).chunk_size],eax
|
pascal@19636
|
625 else
|
pascal@19636
|
626 push ax
|
pascal@19636
|
627 push dx
|
pascal@20548
|
628 mov ax,[(image_himem di).fd]
|
pascal@19636
|
629 call rewind
|
pascal@19636
|
630 pop dx
|
pascal@19636
|
631 pop ax
|
pascal@19636
|
632 @@end:
|
pascal@19636
|
633 mov [word (image_himem di).chunk_size],ax
|
pascal@19636
|
634 mov [word ((image_himem di).chunk_size)+2],dx
|
pascal@19636
|
635 endif
|
pascal@19636
|
636 pop si
|
pascal@19636
|
637 ret
|
pascal@19636
|
638
|
pascal@19636
|
639 endp next_chunk
|
pascal@19636
|
640
|
pascal@19636
|
641
|
pascal@19571
|
642 ifdef LARGE_IMAGES
|
pascal@19571
|
643 struc data_himem ;struct data_himem {
|
pascal@19571
|
644 first dd ? ; 0 u32 first;
|
pascal@19571
|
645 cacheidx dw ? ; 4 int cacheidx;
|
pascal@19571
|
646 pageidx dw ? ; 6 int pageidx;
|
pascal@19571
|
647 cache dd 1024 dup(?) ; 8 int cache;
|
pascal@19571
|
648 page dd 1024 dup(?) ;4104 int page;
|
pascal@19571
|
649 ends ;}; // size=8200
|
pascal@19571
|
650 endif
|
pascal@19571
|
651
|
pascal@19515
|
652 ;***************************************************************
|
pascal@20630
|
653 ;_fastcall u32* malloc_bufv_or_die(bx:struct image_himem *m);
|
pascal@19538
|
654 ;***************************************************************
|
pascal@20528
|
655 global @malloc_bufv_or_die$qp11image_himem:near
|
pascal@20528
|
656 proc @malloc_bufv_or_die$qp11image_himem near
|
pascal@19538
|
657
|
pascal@19636
|
658 p386
|
pascal@19538
|
659 push si
|
pascal@20538
|
660 mov si,bx
|
pascal@19571
|
661 ifdef LARGE_IMAGES
|
pascal@20527
|
662 movzx ecx,[word ((image_himem si).size) + 2]
|
pascal@19571
|
663 shr cx,4 ; pages index size = size >> 20
|
pascal@19571
|
664 add cx,8+4096+8
|
pascal@19571
|
665 call malloc_or_die
|
pascal@20527
|
666 mov cx,4096+4095 ; cnt = 1+(m->size+PAGE_MASK)/PAGE_SIZE;
|
pascal@19571
|
667 add ecx,[(image_himem si).size]
|
pascal@19571
|
668 shr ecx,12
|
pascal@19571
|
669 mov [curdata],ax
|
pascal@19571
|
670 else
|
pascal@19546
|
671 mov ecx,[(image_himem si).size]
|
pascal@19538
|
672 dec ecx
|
pascal@19538
|
673 shr ecx,12
|
pascal@19538
|
674 inc cx ; cnt = (m->size+PAGE_MASK)/PAGE_SIZE;
|
pascal@19538
|
675 push cx
|
pascal@19538
|
676 inc cx ; cnt+1
|
pascal@19538
|
677 shl cx,2 ; bufv => vcpi => vm86
|
pascal@19538
|
678 ; our malloc zeroes allocated mem: bufv[cnt]=0;
|
pascal@19538
|
679 ; Allocate pages, storing addrs in addrbuf
|
pascal@19538
|
680 call malloc_or_die
|
pascal@19571
|
681 pop cx
|
pascal@19571
|
682 push ax
|
pascal@19571
|
683 endif
|
pascal@19546
|
684 mov [(image_himem si).bufv],ax
|
pascal@19571
|
685 xchg ax,si
|
pascal@19538
|
686 @@vcpi_alloc:
|
pascal@19538
|
687 xor edx,edx
|
pascal@19538
|
688 mov ax,0DE04h
|
pascal@19538
|
689 int 67h
|
pascal@19538
|
690 or ah,ah
|
pascal@19538
|
691 mov bx,offset vcpi_alloc_err
|
pascal@19571
|
692 jnz die
|
pascal@19571
|
693 ; for (i = cnt-1; i >= 0; i--)
|
pascal@19571
|
694 ifdef LARGE_IMAGES
|
pascal@19571
|
695 mov eax,ecx
|
pascal@19571
|
696 dec eax
|
pascal@19571
|
697 else
|
pascal@19571
|
698 mov ax,cx
|
pascal@19571
|
699 dec ax
|
pascal@19571
|
700 cwde
|
pascal@19571
|
701 endif
|
pascal@19571
|
702 shl eax,12 ; i*_4k
|
pascal@19571
|
703 ; if (edx < pm.fallback+i*_4k && edx >= pm.fallback) again
|
pascal@19899
|
704 extrn _imgs
|
pascal@19899
|
705 mov bx,offset _imgs+2
|
pascal@19571
|
706 push eax
|
pascal@19571
|
707 add eax,[bx-2+2]
|
pascal@19571
|
708 cmp eax,edx ; pm.fallback+i*_4k <= edx ?
|
pascal@19571
|
709 pop eax ; i*_4k
|
pascal@19571
|
710 jbe @@pmok
|
pascal@19571
|
711 cmp edx,[bx-2+2] ; edx >= pm.fallback ?
|
pascal@19571
|
712 jae @@vcpi_alloc
|
pascal@19571
|
713 @@pmok:
|
pascal@19571
|
714 ; if (edx >= initrd.fallback+i*_4k && edx < initrd.fallback+initrd.size) again
|
pascal@19899
|
715 extrn _imgs
|
pascal@19899
|
716 mov bx,offset _imgs+32+2
|
pascal@19571
|
717 add eax,[bx-2+2] ; +initrd.fallback
|
pascal@19571
|
718 cmp eax,edx ; initrd.fallback+i*_4k > edx ?
|
pascal@19571
|
719 ja @@initrdok
|
pascal@19571
|
720 mov eax,[bx-2+6] ; initrd.size
|
pascal@19571
|
721 add eax,[bx-2+2] ; +initrd.fallback
|
pascal@19571
|
722 cmp eax,edx ; initrd.fallback+initrd.size > edx ?
|
pascal@19571
|
723 @@jnc_vcpi_alloc:
|
pascal@19571
|
724 ja @@vcpi_alloc
|
pascal@19571
|
725 @@initrdok:
|
pascal@19571
|
726 ifdef LARGE_IMAGES
|
pascal@19571
|
727 cmp [(data_himem si).first],0
|
pascal@19571
|
728 jne @@notfirst
|
pascal@19571
|
729 mov [(data_himem si).first],edx
|
pascal@19571
|
730 @@notfirst:
|
pascal@19571
|
731 mov bx,[(data_himem si).cacheidx]
|
pascal@19571
|
732 cmp bh,4
|
pascal@19571
|
733 jae @@nextpage
|
pascal@19571
|
734 shl bx,2
|
pascal@19571
|
735 inc [(data_himem si).cacheidx]
|
pascal@19571
|
736 mov [(data_himem bx+si).cache],edx
|
pascal@19571
|
737 loopd @@vcpi_alloc
|
pascal@19571
|
738 mov [(data_himem bx+si).cache],ecx ; last is 0
|
pascal@19571
|
739 @@nextpage:
|
pascal@19571
|
740 and [(data_himem si).cacheidx],0
|
pascal@19571
|
741 mov bx,[(data_himem si).pageidx]
|
pascal@19571
|
742 mov [(data_himem bx+si).page],edx
|
pascal@19571
|
743 add [(data_himem si).pageidx],4
|
pascal@19571
|
744 push cx
|
pascal@19571
|
745 lea cx,[(data_himem si).cache]
|
pascal@19571
|
746 ifdef NO386
|
pascal@19571
|
747 push edx
|
pascal@19571
|
748 pop dx
|
pascal@19571
|
749 pop ax
|
pascal@19571
|
750 endif
|
pascal@19571
|
751 call storepage ; storepage(edx,cx)
|
pascal@19571
|
752 pop cx
|
pascal@19571
|
753 or ecx,ecx ; clear C
|
pascal@19571
|
754 jnz @@jnc_vcpi_alloc
|
pascal@19571
|
755 mov [dword (data_himem si).cacheidx],ecx
|
pascal@19571
|
756 xchg ax,si
|
pascal@19571
|
757 else
|
pascal@19571
|
758 mov [si],edx
|
pascal@19571
|
759 lodsd ; si=+4
|
pascal@19538
|
760 loop @@vcpi_alloc
|
pascal@19538
|
761 pop ax
|
pascal@19571
|
762 endif
|
pascal@19538
|
763 pop si
|
pascal@19538
|
764 ret
|
pascal@19636
|
765 ifdef NO386
|
pascal@19636
|
766 p8086
|
pascal@19636
|
767 endif
|
pascal@19538
|
768
|
pascal@20528
|
769 endp @malloc_bufv_or_die$qp11image_himem
|
pascal@19538
|
770
|
pascal@19538
|
771
|
pascal@19538
|
772 ;***************************************************************
|
pascal@20630
|
773 ;_fastcall void memcpy_image(bx:struct image_himem *m);
|
pascal@19515
|
774 ;***************************************************************
|
pascal@20528
|
775 global @memcpy_image$qp11image_himem:near
|
pascal@20528
|
776 proc @memcpy_image$qp11image_himem near
|
pascal@19515
|
777
|
pascal@19571
|
778 ifndef NO386
|
pascal@19571
|
779 mov edx,[(image_himem bx).fallback]
|
pascal@19571
|
780 mov eax,[(image_himem bx).buf]
|
pascal@19571
|
781 cmp eax,edx ; if (m->fallback != m->buf)
|
pascal@19571
|
782 jz @@skip ; memcpy32(m->fallback,0,m->buf,m->size)
|
pascal@19571
|
783 ifdef LARGE_IMAGES
|
pascal@19571
|
784 mov ecx,[(image_himem bx).size]
|
pascal@20146
|
785 memcpy_imagez: ; memcpy_imagez(edx,eax,ecx)
|
pascal@19571
|
786 push ecx
|
pascal@19571
|
787 else
|
pascal@19571
|
788 push [(image_himem bx).size]
|
pascal@19571
|
789 endif
|
pascal@19571
|
790 push eax
|
pascal@19571
|
791 push 0
|
pascal@19571
|
792 call_memcpy32:
|
pascal@19571
|
793 push edx
|
pascal@19571
|
794 else
|
pascal@19571
|
795 mov ax,[word ((image_himem bx).fallback)]
|
pascal@19571
|
796 mov dx,[word ((image_himem bx).fallback)+2]
|
pascal@19571
|
797 mov cx,[word ((image_himem bx).buf)]
|
pascal@19571
|
798 cmp ax,cx ; if (m->fallback != m->buf)
|
pascal@19571
|
799 jnz @@do
|
pascal@19571
|
800 cmp dx,[word ((image_himem bx).buf)+2]
|
pascal@19571
|
801 jz @@skip ; memcpy32(m->fallback,0,m->buf,m->size)
|
pascal@19571
|
802 @@do:
|
pascal@19571
|
803 push [word ((image_himem bx).size)+2]
|
pascal@19571
|
804 push [word ((image_himem bx).size)]
|
pascal@19571
|
805 push [word ((image_himem bx).buf)+2]
|
pascal@19571
|
806 push cx
|
pascal@19571
|
807 xor cx,cx
|
pascal@19571
|
808 push cx
|
pascal@19571
|
809 call_memcpy32:
|
pascal@19571
|
810 push dx
|
pascal@19571
|
811 push ax
|
pascal@19571
|
812 ifdef LARGE_IMAGES
|
pascal@19571
|
813 jmp @@memcpy
|
pascal@20146
|
814 memcpy_imagez: ; memcpy_imagez(edx,eax,ecx)
|
pascal@19636
|
815 p386
|
pascal@19571
|
816 push ecx
|
pascal@19571
|
817 push eax
|
pascal@19571
|
818 push 0
|
pascal@19571
|
819 push edx
|
pascal@19636
|
820 ifdef NO386
|
pascal@19636
|
821 p8086
|
pascal@19636
|
822 endif
|
pascal@19571
|
823 endif
|
pascal@19571
|
824 endif
|
pascal@19571
|
825 @@memcpy:
|
pascal@20528
|
826 extrn memcpy32:near
|
pascal@20528
|
827 call near memcpy32
|
pascal@19571
|
828 @@skip:
|
pascal@19571
|
829 ret
|
pascal@19571
|
830
|
pascal@20528
|
831 endp @memcpy_image$qp11image_himem
|
pascal@19571
|
832
|
pascal@19571
|
833 ;***************************************************************
|
pascal@20630
|
834 ;_fastcall void storepage(bx:u32 *dst);
|
pascal@19571
|
835 ;***************************************************************
|
pascal@20538
|
836 global @storepage$qpul:near
|
pascal@20538
|
837 proc @storepage$qpul near
|
pascal@19571
|
838
|
pascal@19571
|
839 ifndef NO386
|
pascal@19571
|
840 mov edx,[bx]
|
pascal@19571
|
841 else
|
pascal@19571
|
842 mov ax,[bx]
|
pascal@19571
|
843 mov dx,[bx+2]
|
pascal@19571
|
844 endif
|
pascal@20538
|
845 mov cx,offset _xfer_buf
|
pascal@20146
|
846 storepage: ; storepage(edx,cx)
|
pascal@19571
|
847 ifndef NO386
|
pascal@19571
|
848 push 0
|
pascal@19571
|
849 push 4096
|
pascal@19571
|
850 push 0
|
pascal@19571
|
851 else
|
pascal@19571
|
852 xor bx,bx
|
pascal@19571
|
853 push bx
|
pascal@19571
|
854 mov bh,4096/256
|
pascal@19571
|
855 push bx
|
pascal@19571
|
856 xor bx,bx
|
pascal@19571
|
857 push bx
|
pascal@19571
|
858 endif
|
pascal@19571
|
859 push cx
|
pascal@19571
|
860 push ds
|
pascal@19571
|
861 jmp call_memcpy32
|
pascal@19571
|
862
|
pascal@20538
|
863 endp @storepage$qpul
|
pascal@19571
|
864
|
pascal@19571
|
865
|
pascal@19571
|
866 ifdef LARGE_IMAGES
|
pascal@19636
|
867 p386
|
pascal@19571
|
868 ;***************************************************************
|
pascal@20630
|
869 ;_fastcall void reset_bufv(bx:u32 *p);
|
pascal@19571
|
870 ;***************************************************************
|
pascal@20528
|
871 global @reset_bufv$qpul:near
|
pascal@20528
|
872 proc @reset_bufv$qpul near
|
pascal@19571
|
873
|
pascal@20524
|
874 mov [curdata],bx
|
pascal@19571
|
875 and [dword (data_himem bx).cacheidx],0
|
pascal@19571
|
876 ret
|
pascal@19571
|
877
|
pascal@20528
|
878 endp @reset_bufv$qpul
|
pascal@19571
|
879
|
pascal@19571
|
880 ;***************************************************************
|
pascal@19571
|
881 ;u32* prev_bufv();
|
pascal@19571
|
882 ;u32* prev_bufv();
|
pascal@19571
|
883 ;***************************************************************
|
pascal@19571
|
884 global _prev_bufv:near
|
pascal@19571
|
885 global _next_bufv:near
|
pascal@19571
|
886 proc _prev_bufv near
|
pascal@19571
|
887
|
pascal@19571
|
888 stc
|
pascal@19571
|
889 db 73h ; jnc
|
pascal@19571
|
890 _next_bufv:
|
pascal@19571
|
891 clc
|
pascal@20528
|
892 push si
|
pascal@20528
|
893 mov si,[curdata]
|
pascal@19571
|
894 sbb ax,ax
|
pascal@20527
|
895 cmc
|
pascal@20527
|
896 adc ax,[(data_himem si).cacheidx] ; -1/+1
|
pascal@19571
|
897 xor ecx,ecx
|
pascal@19571
|
898 test ax,0fc00h
|
pascal@19571
|
899 jz @@gotpage
|
pascal@19571
|
900 push ax ; FFFF / 0400
|
pascal@19571
|
901 sar ax,8 ; FFFC / 0004
|
pascal@19571
|
902 and al,0fch
|
pascal@19571
|
903 add [(data_himem si).pageidx],ax
|
pascal@19571
|
904 mov bx,[(data_himem si).pageidx]
|
pascal@19571
|
905 lea bx,[(data_himem bx+si).page]
|
pascal@19571
|
906 mov edx,ds
|
pascal@19571
|
907 shl edx,4
|
pascal@19571
|
908 lea cx,[(data_himem si).cache]
|
pascal@19571
|
909 add edx,ecx
|
pascal@19571
|
910 mov eax,[bx]
|
pascal@19571
|
911 or eax,eax
|
pascal@19571
|
912 jnz @@pageok
|
pascal@19571
|
913 pop ax
|
pascal@19571
|
914 xchg ax,bx
|
pascal@19571
|
915 pop si
|
pascal@19571
|
916 ret
|
pascal@19571
|
917 @@pageok:
|
pascal@19571
|
918 mov cx,4096
|
pascal@19571
|
919 call memcpy_imagez ; get page
|
pascal@19571
|
920 pop ax ; FFFF / 0400
|
pascal@19571
|
921 cbw
|
pascal@19571
|
922 shr ax,6 ; 03FF / 0000
|
pascal@19571
|
923 @@gotpage:
|
pascal@19571
|
924 mov [(data_himem si).cacheidx],ax
|
pascal@19571
|
925 shl ax,2
|
pascal@19571
|
926 xchg ax,bx
|
pascal@19571
|
927 lea ax,[(data_himem bx+si).cache]
|
pascal@19571
|
928 or bx,[(data_himem si).pageidx] ; !pageidx && !cacheidx
|
pascal@19571
|
929 jnz @@notfirst2
|
pascal@19571
|
930 xchg ax,si ; &first
|
pascal@19571
|
931 @@notfirst2:
|
pascal@19571
|
932 pop si
|
pascal@19571
|
933 ret
|
pascal@19571
|
934
|
pascal@19571
|
935 endp _prev_bufv
|
pascal@19571
|
936 endif
|
pascal@19571
|
937
|
pascal@20146
|
938 ifdef NO386
|
pascal@20146
|
939 p8086
|
pascal@20146
|
940 endif
|
pascal@19571
|
941
|
pascal@19571
|
942 ;***************************************************************
|
pascal@21649
|
943 ;_fastcall void open_image(bx:struct image_himem *m, ax:const char *name);
|
pascal@19515
|
944 ;***************************************************************
|
pascal@21649
|
945
|
pascal@21649
|
946 global @open_image$qp11image_himempxzc:near
|
pascal@21649
|
947 proc @open_image$qp11image_himempxzc near
|
pascal@19515
|
948
|
pascal@20484
|
949 push di
|
pascal@21649
|
950 xchg ax,bx
|
pascal@20485
|
951 xchg ax,di
|
pascal@20538
|
952 ifdef EXTRA
|
pascal@20538
|
953 cmp [(image_himem di).fd],0 ; iso image/kernel ?
|
pascal@20538
|
954 jnz @@alreadydone
|
pascal@20538
|
955 endif
|
pascal@20484
|
956 mov [(image_himem di).state],bx
|
pascal@20484
|
957 push bx
|
pascal@20534
|
958 ifdef EXTRA
|
pascal@20538
|
959 cmp [(image_himem di).next_chunk],0 ; iso image/initrd ?
|
pascal@20538
|
960 jnz @@next
|
pascal@20534
|
961 mov [(image_himem di).next_chunk],offset next_chunk
|
pascal@19515
|
962 @@next:
|
pascal@21754
|
963 ;push di
|
pascal@19546
|
964 call [(image_himem di).next_chunk] ; m->next_chunk()
|
pascal@21754
|
965 ;pop di
|
pascal@20778
|
966 else
|
pascal@20778
|
967 @@next:
|
pascal@20778
|
968 call next_chunk
|
pascal@20778
|
969 endif
|
pascal@19515
|
970 ifndef NO386
|
pascal@19515
|
971 add eax,3
|
pascal@19515
|
972 and al,0FCh
|
pascal@19546
|
973 add [(image_himem di).size],eax ; m->size += m->chunk_size
|
pascal@19515
|
974 or eax,eax
|
pascal@19515
|
975 else
|
pascal@19515
|
976 add ax,3
|
pascal@19515
|
977 adc dx,0
|
pascal@19515
|
978 and al,0FCh
|
pascal@19546
|
979 add [word (image_himem di).size],ax ; m->size += m->chunk_size
|
pascal@19546
|
980 adc [word ((image_himem di).size)+2],dx
|
pascal@20520
|
981 or ax,dx
|
pascal@19515
|
982 endif
|
pascal@20520
|
983 jnz @@next
|
pascal@20484
|
984 pop [(image_himem di).state]
|
pascal@20778
|
985 ifdef EXTRA
|
pascal@21754
|
986 ;push di
|
pascal@19546
|
987 call [(image_himem di).next_chunk] ; m->next_chunk()
|
pascal@21754
|
988 ;pop di
|
pascal@20778
|
989 else
|
pascal@20778
|
990 call next_chunk
|
pascal@20778
|
991 endif
|
pascal@20538
|
992 @@alreadydone:
|
pascal@20484
|
993 pop di
|
pascal@19515
|
994 ret
|
pascal@19515
|
995
|
pascal@21649
|
996 endp @open_image$qp11image_himempxzc
|
pascal@19515
|
997
|
pascal@19515
|
998
|
pascal@19515
|
999 ;***************************************************************
|
pascal@20630
|
1000 ;_fastcall int read_image(bx:struct image_himem *m);
|
pascal@19515
|
1001 ;***************************************************************
|
pascal@20538
|
1002 global @read_image$qp11image_himem:near
|
pascal@20538
|
1003 proc @read_image$qp11image_himem near
|
pascal@19515
|
1004
|
pascal@20539
|
1005 push si di
|
pascal@20538
|
1006 mov di,bx
|
pascal@20539
|
1007 mov si,4096
|
pascal@20539
|
1008 push si ; original size
|
pascal@19515
|
1009 @@loop:
|
pascal@19538
|
1010 ifndef NO386
|
pascal@20539
|
1011 movzx ecx,si
|
pascal@19546
|
1012 mov eax,[(image_himem di).chunk_size]
|
pascal@19538
|
1013 cmp ecx,eax
|
pascal@19538
|
1014 jb @@szok
|
pascal@19538
|
1015 else
|
pascal@20539
|
1016 mov cx,si
|
pascal@19546
|
1017 mov ax,[word (image_himem di).chunk_size]
|
pascal@19538
|
1018 cmp cx,ax
|
pascal@19515
|
1019 jb @@szok
|
pascal@19546
|
1020 cmp [word ((image_himem di).chunk_size)+2],0 ; hi m->chunk_size
|
pascal@19515
|
1021 jne @@szok
|
pascal@20484
|
1022 endif
|
pascal@19515
|
1023 xchg ax,cx
|
pascal@19515
|
1024 @@szok:
|
pascal@19538
|
1025 jcxz image_done
|
pascal@20778
|
1026 mov dx,offset _xfer_buf+4096
|
pascal@20778
|
1027 sub dx,si
|
pascal@20538
|
1028 mov bx,[di]
|
pascal@20528
|
1029 call @read$cxdxbx
|
pascal@21754
|
1030 jbe image_done
|
pascal@19515
|
1031 xor cx,cx
|
pascal@20539
|
1032 cwd ; ax < 8000h
|
pascal@19538
|
1033 ifndef NO386
|
pascal@19538
|
1034 cwde ; ax < 8000h
|
pascal@19546
|
1035 sub [(image_himem di).chunk_size],eax
|
pascal@20541
|
1036 xchg eax,ebx
|
pascal@19538
|
1037 else
|
pascal@19546
|
1038 sub [word (image_himem di).chunk_size],ax
|
pascal@20539
|
1039 xchg ax,bx
|
pascal@19546
|
1040 sbb [word ((image_himem di).chunk_size)+2],dx
|
pascal@19538
|
1041 jnz @@fill
|
pascal@19546
|
1042 cmp [word (image_himem di).chunk_size],dx
|
pascal@19538
|
1043 endif
|
pascal@19538
|
1044 jnz @@fill
|
pascal@20539
|
1045 dec cx
|
pascal@19515
|
1046 @@fill:
|
pascal@20539
|
1047 test bl,3
|
pascal@19515
|
1048 je @@filled
|
pascal@20539
|
1049 mov [bx+_xfer_buf],dh
|
pascal@20539
|
1050 inc bx
|
pascal@19515
|
1051 jmp @@fill
|
pascal@19515
|
1052 @@filled:
|
pascal@19538
|
1053 ifndef NO386
|
pascal@20541
|
1054 sub [(image_himem di).remaining],ebx
|
pascal@19538
|
1055 else
|
pascal@20539
|
1056 sub [word (image_himem di).remaining],bx
|
pascal@19546
|
1057 sbb [word ((image_himem di).remaining)+2],dx
|
pascal@19538
|
1058 endif
|
pascal@20541
|
1059 sub si,bx
|
pascal@19538
|
1060 pushf
|
pascal@20778
|
1061 ifdef EXTRA
|
pascal@20539
|
1062 and cx,[(image_himem di).next_chunk]
|
pascal@20484
|
1063 jcxz @@same_chunk
|
pascal@20778
|
1064 push di
|
pascal@20539
|
1065 call cx
|
pascal@20778
|
1066 pop cx
|
pascal@20778
|
1067 else
|
pascal@20778
|
1068 jcxz @@same_chunk
|
pascal@20778
|
1069 call next_chunk
|
pascal@20778
|
1070 endif
|
pascal@19538
|
1071 @@same_chunk:
|
pascal@19538
|
1072 popf
|
pascal@19538
|
1073 jnz @@loop
|
pascal@20484
|
1074 image_done:
|
pascal@20528
|
1075 pop ax ; original size
|
pascal@20539
|
1076 sub ax,si
|
pascal@20539
|
1077 pop di si
|
pascal@20538
|
1078 ret
|
pascal@19515
|
1079
|
pascal@20538
|
1080 endp @read_image$qp11image_himem
|
pascal@19515
|
1081
|
pascal@19515
|
1082
|
pascal@19515
|
1083 ;***************************************************************
|
pascal@21569
|
1084 ;_fastcall unsigned long strtol(const char *s);
|
pascal@19515
|
1085 ;***************************************************************
|
pascal@20528
|
1086 global @strtol$qpxzc:near
|
pascal@20528
|
1087 proc @strtol$qpxzc near
|
pascal@19515
|
1088
|
pascal@20528
|
1089 ifndef NO386
|
pascal@19515
|
1090 push si
|
pascal@21569
|
1091 mov si,bx
|
pascal@19515
|
1092 xor ecx,ecx
|
pascal@19515
|
1093 xor eax,eax
|
pascal@21569
|
1094 xor ebx,ebx
|
pascal@21569
|
1095 or si,si
|
pascal@21569
|
1096 jz @@end
|
pascal@19515
|
1097 lodsb
|
pascal@19634
|
1098 mov dx,ax
|
pascal@19634
|
1099 or al,20h
|
pascal@19634
|
1100 cmp al,'n' ; vga=normal
|
pascal@19538
|
1101 je @@vga
|
pascal@19538
|
1102 dec cx
|
pascal@19634
|
1103 cmp al,'e' ; vga=extended
|
pascal@19538
|
1104 je @@vga
|
pascal@19538
|
1105 dec cx
|
pascal@19634
|
1106 cmp al,'a' ; vga=ask
|
pascal@19538
|
1107 jne @@notvga
|
pascal@19538
|
1108 @@vga:
|
pascal@19538
|
1109 dec cx
|
pascal@19538
|
1110 xchg ax,cx
|
pascal@19538
|
1111 cwd
|
pascal@19634
|
1112 jmp @@popsiret
|
pascal@19538
|
1113 @@notvga:
|
pascal@19538
|
1114 mov cx,10 ; radix
|
pascal@19634
|
1115 xchg ax,dx
|
pascal@19515
|
1116 cmp al,'+'
|
pascal@19515
|
1117 je @@radixskip
|
pascal@19515
|
1118 cmp al,'-'
|
pascal@19515
|
1119 clc
|
pascal@19515
|
1120 jne @@radixkeep
|
pascal@19515
|
1121 stc
|
pascal@19515
|
1122 @@radixskip:
|
pascal@19515
|
1123 lodsb
|
pascal@19515
|
1124 @@radixkeep:
|
pascal@19515
|
1125 pushf
|
pascal@19515
|
1126 cmp al,'0'
|
pascal@19515
|
1127 jne @@radixok
|
pascal@19515
|
1128 mov cl,8
|
pascal@19515
|
1129 lodsb
|
pascal@19634
|
1130 or al,20h
|
pascal@19634
|
1131 cmp al,'x'
|
pascal@19515
|
1132 jne @@radixok
|
pascal@19515
|
1133 mov cl,16
|
pascal@19515
|
1134 @@strtollp:
|
pascal@19515
|
1135 lodsb
|
pascal@19515
|
1136 @@radixok:
|
pascal@19634
|
1137 or al,20h
|
pascal@19515
|
1138 sub al,'0'
|
pascal@19515
|
1139 jb @@endstrtol
|
pascal@19515
|
1140 cmp al,9
|
pascal@19515
|
1141 jbe @@digitok
|
pascal@19515
|
1142 cmp al,'a'-'0'
|
pascal@19515
|
1143 jb @@endstrtol
|
pascal@19515
|
1144 sub al,'a'-'0'-10
|
pascal@19515
|
1145 @@digitok:
|
pascal@19515
|
1146 cmp al,cl
|
pascal@19515
|
1147 jae @@endstrtol
|
pascal@19515
|
1148 xchg eax,ebx
|
pascal@19515
|
1149 mul ecx
|
pascal@19515
|
1150 add eax,ebx
|
pascal@19515
|
1151 xchg eax,ebx
|
pascal@19515
|
1152 jmp @@strtollp
|
pascal@19515
|
1153 @@endstrtol:
|
pascal@19515
|
1154 mov cl,10
|
pascal@19515
|
1155 cmp al,'k'-'a'+10
|
pascal@19515
|
1156 je @@shift
|
pascal@19515
|
1157 mov cl,20
|
pascal@19515
|
1158 cmp al,'m'-'a'+10
|
pascal@19515
|
1159 je @@shift
|
pascal@19515
|
1160 mov cl,30
|
pascal@19515
|
1161 cmp al,'g'-'a'+10
|
pascal@19515
|
1162 jne @@noshift
|
pascal@19515
|
1163 @@shift:
|
pascal@19515
|
1164 shl ebx,cl
|
pascal@19515
|
1165 @@noshift:
|
pascal@19515
|
1166 popf
|
pascal@19515
|
1167 jnc @@end
|
pascal@19515
|
1168 neg ebx
|
pascal@19515
|
1169 @@end:
|
pascal@19515
|
1170 push ebx
|
pascal@19515
|
1171 pop ax
|
pascal@19515
|
1172 pop dx
|
pascal@19634
|
1173 @@popsiret:
|
pascal@19515
|
1174 pop si
|
pascal@19515
|
1175 else
|
pascal@19515
|
1176 push si
|
pascal@19515
|
1177 push di
|
pascal@19515
|
1178 xor ax,ax
|
pascal@19515
|
1179 cwd
|
pascal@21569
|
1180 or bx,bx
|
pascal@21569
|
1181 jz @@goend
|
pascal@19515
|
1182 xchg ax,di
|
pascal@21569
|
1183 mov si,bx
|
pascal@19538
|
1184 lodsb
|
pascal@19634
|
1185 mov bx,ax
|
pascal@19634
|
1186 or al,20h
|
pascal@19538
|
1187 mov cx,-1
|
pascal@19634
|
1188 cmp al,'n' ; vga=normal
|
pascal@19538
|
1189 je @@vga
|
pascal@19538
|
1190 dec cx
|
pascal@19634
|
1191 cmp al,'e' ; vga=extended
|
pascal@19538
|
1192 je @@vga
|
pascal@19538
|
1193 dec cx
|
pascal@19634
|
1194 cmp al,'a' ; vga=ask
|
pascal@19538
|
1195 jne @@notvga
|
pascal@19538
|
1196 @@vga:
|
pascal@19538
|
1197 xchg ax,cx
|
pascal@19538
|
1198 @@goend:
|
pascal@19634
|
1199 jmp @@popdisiret
|
pascal@19538
|
1200 @@notvga:
|
pascal@19515
|
1201 mov cx,10 ; radix
|
pascal@19634
|
1202 xchg ax,bx
|
pascal@19515
|
1203 cmp al,'+'
|
pascal@19515
|
1204 je @@radixskip
|
pascal@19515
|
1205 cmp al,'-'
|
pascal@19515
|
1206 clc
|
pascal@19515
|
1207 jne @@radixkeep
|
pascal@19515
|
1208 stc
|
pascal@19515
|
1209 @@radixskip:
|
pascal@19515
|
1210 lodsb
|
pascal@19515
|
1211 @@radixkeep:
|
pascal@19515
|
1212 pushf
|
pascal@19515
|
1213 cmp al,'0'
|
pascal@19515
|
1214 jne @@radixok
|
pascal@19515
|
1215 mov cl,8
|
pascal@19515
|
1216 lodsb
|
pascal@20146
|
1217 or al,20h
|
pascal@19634
|
1218 cmp al,'x'
|
pascal@19515
|
1219 jne @@radixok
|
pascal@19515
|
1220 mov cl,16
|
pascal@19515
|
1221 @@strtollp:
|
pascal@19515
|
1222 lodsb
|
pascal@19515
|
1223 @@radixok:
|
pascal@19634
|
1224 or al,20h
|
pascal@19515
|
1225 sub al,'0'
|
pascal@19515
|
1226 jb @@endstrtol
|
pascal@19515
|
1227 cmp al,9
|
pascal@19515
|
1228 jbe @@digitok
|
pascal@19515
|
1229 cmp al,'a'-'0'
|
pascal@19515
|
1230 jb @@endstrtol
|
pascal@19515
|
1231 sub al,'a'-'0'-10
|
pascal@19515
|
1232 @@digitok:
|
pascal@19515
|
1233 cmp al,cl
|
pascal@19515
|
1234 jae @@endstrtol
|
pascal@19515
|
1235
|
pascal@19515
|
1236 push ax
|
pascal@19515
|
1237 push si
|
pascal@19515
|
1238 push dx
|
pascal@19515
|
1239 xchg ax,di
|
pascal@19515
|
1240 mul cx
|
pascal@19515
|
1241 xchg ax,di
|
pascal@19515
|
1242 xchg ax,dx
|
pascal@19515
|
1243 xchg ax,si
|
pascal@19515
|
1244 pop ax
|
pascal@19515
|
1245 mul cx
|
pascal@19515
|
1246 add ax,si
|
pascal@19515
|
1247 pop si
|
pascal@19515
|
1248 xchg ax,dx
|
pascal@19515
|
1249 pop ax
|
pascal@19515
|
1250 mov ah,0
|
pascal@19515
|
1251 add di,ax
|
pascal@19515
|
1252 adc dx,0
|
pascal@19515
|
1253
|
pascal@19515
|
1254 jmp @@strtollp
|
pascal@19515
|
1255 @@endstrtol:
|
pascal@19515
|
1256 mov cl,10
|
pascal@19515
|
1257 cmp al,'k'-'a'+10
|
pascal@19515
|
1258 je @@shift
|
pascal@19515
|
1259 mov cl,20
|
pascal@19515
|
1260 cmp al,'m'-'a'+10
|
pascal@19515
|
1261 je @@shift
|
pascal@19515
|
1262 mov cl,30
|
pascal@19515
|
1263 cmp al,'g'-'a'+10
|
pascal@19515
|
1264 jne @@noshift
|
pascal@19515
|
1265 @@shift:
|
pascal@19515
|
1266 rcl di,1
|
pascal@19515
|
1267 shl dx,1
|
pascal@19515
|
1268 loop @@shift
|
pascal@19515
|
1269 @@noshift:
|
pascal@19515
|
1270 popf
|
pascal@19515
|
1271 jnc @@end
|
pascal@19515
|
1272 not dx
|
pascal@19515
|
1273 neg di
|
pascal@19515
|
1274 jne @@end
|
pascal@19515
|
1275 inc dx
|
pascal@19515
|
1276 @@end:
|
pascal@19515
|
1277 xchg ax,di
|
pascal@19634
|
1278 @@popdisiret:
|
pascal@19515
|
1279 pop di
|
pascal@19515
|
1280 pop si
|
pascal@19515
|
1281 endif
|
pascal@20528
|
1282 strtol_ret:
|
pascal@19515
|
1283 ret
|
pascal@19515
|
1284
|
pascal@20528
|
1285 endp @strtol$qpxzc
|
pascal@19515
|
1286
|
pascal@19515
|
1287
|
pascal@20751
|
1288 ifdef USE_ARGSTR
|
pascal@20751
|
1289 ;***************************************************************
|
pascal@20751
|
1290 ;_fastcall void set_cmdline(bx:const char *filename);
|
pascal@20751
|
1291 ;***************************************************************
|
pascal@20751
|
1292 global @set_cmdline$qpxzc:near
|
pascal@20751
|
1293 proc @set_cmdline$qpxzc near
|
pascal@20751
|
1294 call openargs
|
pascal@20751
|
1295 jc strtol_ret
|
pascal@20751
|
1296 mov cx,4096
|
pascal@20751
|
1297 mov di,[_heap_top]
|
pascal@20751
|
1298 extrn read_cmdline:near
|
pascal@20751
|
1299 jmp near read_cmdline ; read_cmdline(ax,di,cx)
|
pascal@20751
|
1300
|
pascal@20751
|
1301 endp @set_cmdline$qpxzc
|
pascal@20751
|
1302 endif
|
pascal@20751
|
1303
|
pascal@20751
|
1304
|
pascal@19515
|
1305 ifdef NO386
|
pascal@19515
|
1306 ;***************************************************************
|
pascal@19515
|
1307 ;u16 topseg();
|
pascal@19515
|
1308 ;***************************************************************
|
pascal@19515
|
1309 global _topseg:near
|
pascal@19515
|
1310 proc _topseg near
|
pascal@19515
|
1311
|
pascal@19515
|
1312 int 12h
|
pascal@19515
|
1313 jnc @@max640k
|
pascal@19515
|
1314 mov ax,640 ; 9000
|
pascal@19515
|
1315 @@max640k:
|
pascal@19634
|
1316 dec ax
|
pascal@19515
|
1317 and al,0C0h
|
pascal@19515
|
1318 mov cl,6
|
pascal@19515
|
1319 shl ax,cl
|
pascal@19515
|
1320 ret
|
pascal@19515
|
1321
|
pascal@19515
|
1322 endp _topseg
|
pascal@19515
|
1323 endif
|
pascal@19515
|
1324
|
pascal@19825
|
1325 ifdef EXTRA
|
pascal@19825
|
1326 p8086
|
pascal@19825
|
1327 ;***************************************************************
|
pascal@19825
|
1328 ;char *progname(void)
|
pascal@19825
|
1329 ;***************************************************************
|
pascal@19825
|
1330 global _progname:near
|
pascal@19825
|
1331 proc _progname near
|
pascal@19825
|
1332
|
pascal@19825
|
1333 push si di es
|
pascal@19825
|
1334 mov ah,30h
|
pascal@19825
|
1335 int 21h
|
pascal@19875
|
1336 xor di,di
|
pascal@19825
|
1337 cmp al,3
|
pascal@19874
|
1338 mov ax,di
|
pascal@19825
|
1339 jb @@skip
|
pascal@19873
|
1340 ;mov es,[cs:2Ch]
|
pascal@19874
|
1341 mov es,[di+2Ch]
|
pascal@20146
|
1342 mov cx,sp ; big enough
|
pascal@19870
|
1343 @@loop:
|
pascal@19825
|
1344 repne
|
pascal@19825
|
1345 scasb
|
pascal@19825
|
1346 scasb
|
pascal@19870
|
1347 jne @@loop
|
pascal@19870
|
1348 inc di
|
pascal@19870
|
1349 inc di
|
pascal@19870
|
1350 mov si,di ; progname @es:di
|
pascal@19870
|
1351 repne
|
pascal@19870
|
1352 scasb
|
pascal@19870
|
1353 mov cx,di
|
pascal@19874
|
1354 sub cx,si ; progname len
|
pascal@19870
|
1355 call malloc_or_die ; keep cx
|
pascal@19870
|
1356 mov di,ax
|
pascal@19825
|
1357 push ds
|
pascal@19825
|
1358 push es
|
pascal@19825
|
1359 pop ds
|
pascal@19825
|
1360 pop es
|
pascal@19870
|
1361 rep
|
pascal@19870
|
1362 movsb
|
pascal@19870
|
1363 push es
|
pascal@19825
|
1364 pop ds
|
pascal@19825
|
1365 @@skip:
|
pascal@19825
|
1366 pop es di si
|
pascal@19825
|
1367 ret
|
pascal@19825
|
1368
|
pascal@19825
|
1369 endp _progname
|
pascal@19825
|
1370
|
pascal@19825
|
1371
|
pascal@19825
|
1372 ;***************************************************************
|
pascal@20630
|
1373 ;_fastcall void chdirname(bx:char *path)
|
pascal@19825
|
1374 ;***************************************************************
|
pascal@20528
|
1375 global @chdirname$qpzc:near
|
pascal@20528
|
1376 proc @chdirname$qpzc near
|
pascal@19825
|
1377
|
pascal@20146
|
1378 cmp [byte bx+1],3Ah ; ':'
|
pascal@19825
|
1379 jne @@nodisk
|
pascal@19875
|
1380 mov dl,20h
|
pascal@19875
|
1381 or dl,[bx]
|
pascal@19825
|
1382 sub dl,61h
|
pascal@19825
|
1383 mov ah,0Eh
|
pascal@19825
|
1384 int 21h
|
pascal@19825
|
1385 inc bx
|
pascal@19825
|
1386 inc bx
|
pascal@19825
|
1387 @@nodisk:
|
pascal@19825
|
1388 xor cx,cx
|
pascal@19825
|
1389 @@next:
|
pascal@19825
|
1390 mov al,[bx]
|
pascal@19825
|
1391 cmp al,5Ch
|
pascal@19825
|
1392 jne @@tsteos
|
pascal@19875
|
1393 mov dx,bx
|
pascal@19875
|
1394 inc cx
|
pascal@19825
|
1395 @@tsteos:
|
pascal@19825
|
1396 inc bx
|
pascal@19825
|
1397 or al,al
|
pascal@19825
|
1398 jnz @@next
|
pascal@19825
|
1399 jcxz @@end
|
pascal@19875
|
1400 mov bx,dx
|
pascal@19825
|
1401 push [word bx]
|
pascal@19825
|
1402 mov [bx],al
|
pascal@20630
|
1403 ifdef LONG_FILENAME
|
pascal@19875
|
1404 stc
|
pascal@20146
|
1405 mov ax,713Bh ; chdir long filename (ds:dx)
|
pascal@19875
|
1406 int 21h
|
pascal@20630
|
1407 jnc @@chdirdone
|
pascal@20630
|
1408 endif
|
pascal@20146
|
1409 mov ah,3Bh ; chdir(ds:dx)
|
pascal@19875
|
1410 int 21h
|
pascal@20510
|
1411 @@chdirdone:
|
pascal@19825
|
1412 pop [word bx]
|
pascal@19825
|
1413 @@end:
|
pascal@19825
|
1414 ret
|
pascal@19825
|
1415
|
pascal@20528
|
1416 endp @chdirname$qpzc
|
pascal@19825
|
1417
|
pascal@19825
|
1418
|
pascal@19825
|
1419 ;***************************************************************
|
pascal@20630
|
1420 ;_fastcall char *ultoa(axdx:unsigned long n);
|
pascal@19825
|
1421 ;***************************************************************
|
pascal@20528
|
1422 global @ultoa$qul:near
|
pascal@20528
|
1423 proc @ultoa$qul near
|
pascal@19825
|
1424
|
pascal@20538
|
1425 xchg ax,cx
|
pascal@20538
|
1426 xchg ax,dx ; AX:CX = n
|
pascal@19825
|
1427 push si
|
pascal@19825
|
1428 mov si,10
|
pascal@19825
|
1429 mov bx,offset ultoabuf+11
|
pascal@19825
|
1430 @@loop:
|
pascal@19825
|
1431 dec bx
|
pascal@19825
|
1432 xor dx,dx
|
pascal@19825
|
1433 div si ; DX:AX = 0000:hi(n)
|
pascal@19825
|
1434 xchg ax,cx ; CX = hi(n)/10
|
pascal@19825
|
1435 div si ; DX:AX = hi(n)%10:lo(n)
|
pascal@19825
|
1436 xchg ax,cx ; CX = lo(n/10)
|
pascal@20528
|
1437 ; AX = hi(n)/10 = hi(n/10)
|
pascal@20528
|
1438 mov [byte bx],'0'
|
pascal@20528
|
1439 add [bx],dl ; DL = n%10
|
pascal@20528
|
1440 mov dx,ax
|
pascal@20528
|
1441 or dx,cx
|
pascal@19825
|
1442 jnz @@loop
|
pascal@19825
|
1443 xchg ax,bx
|
pascal@19825
|
1444 pop si
|
pascal@19825
|
1445 ret
|
pascal@19825
|
1446
|
pascal@20528
|
1447 endp @ultoa$qul
|
pascal@19825
|
1448
|
pascal@19825
|
1449
|
pascal@19825
|
1450 ;***************************************************************
|
pascal@20630
|
1451 ;_fastcall unsigned long kver2ul(bx:char *kernel_version);
|
pascal@19825
|
1452 ;***************************************************************
|
pascal@20528
|
1453 global @kver2ul$qpzc:near
|
pascal@20528
|
1454 proc @kver2ul$qpzc near
|
pascal@19825
|
1455
|
pascal@20146
|
1456 push si
|
pascal@20538
|
1457 mov si,bx
|
pascal@20146
|
1458 xor bx,bx
|
pascal@20146
|
1459 mov cx,304h
|
pascal@19825
|
1460 @@number:
|
pascal@19825
|
1461 xor ax,ax
|
pascal@20146
|
1462 cwd
|
pascal@19825
|
1463 @@digit:
|
pascal@19825
|
1464 shl al,cl
|
pascal@19825
|
1465 shl ax,cl
|
pascal@19825
|
1466 lodsb
|
pascal@19825
|
1467 sub al,30h
|
pascal@19825
|
1468 cmp al,9
|
pascal@19825
|
1469 jbe @@digit
|
pascal@20146
|
1470 mov dl,bh
|
pascal@20146
|
1471 mov bh,bl
|
pascal@20146
|
1472 mov bl,ah
|
pascal@20146
|
1473 dec ch
|
pascal@20146
|
1474 jnz @@number
|
pascal@20146
|
1475 xchg ax,bx
|
pascal@20146
|
1476 pop si
|
pascal@19825
|
1477 kver2ulret:
|
pascal@19825
|
1478 ret
|
pascal@19825
|
1479
|
pascal@20528
|
1480 endp @kver2ul$qpzc
|
pascal@19825
|
1481
|
pascal@20528
|
1482 endif
|
pascal@19825
|
1483
|
pascal@19825
|
1484 ;***************************************************************
|
pascal@19825
|
1485 ;void try_default_args();
|
pascal@19825
|
1486 ;***************************************************************
|
pascal@20528
|
1487 ifdef EXTRA
|
pascal@20528
|
1488
|
pascal@19825
|
1489 global _try_default_args:near
|
pascal@19825
|
1490 proc _try_default_args near
|
pascal@19825
|
1491
|
pascal@19825
|
1492 mov bx,offset tazboot_cmd
|
pascal@19825
|
1493 call open
|
pascal@19825
|
1494 jc kver2ulret
|
pascal@19825
|
1495 mov cx,4096
|
pascal@19825
|
1496 mov di,[_heap_top]
|
pascal@19825
|
1497 extrn read_cmdline:near
|
pascal@19825
|
1498 jmp near read_cmdline ; read_cmdline(ax,di,cx)
|
pascal@19825
|
1499
|
pascal@19825
|
1500 endp _try_default_args
|
pascal@19825
|
1501
|
pascal@20528
|
1502 endif
|
pascal@19825
|
1503
|
pascal@19515
|
1504 ends _TEXT
|
pascal@19515
|
1505
|
pascal@19515
|
1506 end
|
pascal@19515
|
1507
|
pascal@19515
|
1508 ;###### END OF FILE ############################################
|
pascal@19825
|
1509
|