-
Notifications
You must be signed in to change notification settings - Fork 3
/
outobj.cpp
408 lines (391 loc) · 13.9 KB
/
outobj.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
#include "tok.h"
void obj_outrecord(int recordtype, unsigned int recordlength,
unsigned char *data);
void outeachPUBDEF(idrec *ptr);
void obj_outLEDATA(unsigned int segm, unsigned int offset,
unsigned int recordlength, unsigned char *data);
#define MAXNUMEXTNAME 1024;
int *numextname;
int maxnumextname = MAXNUMEXTNAME;
unsigned int lenextstr = 0; //длина строки с внешними именами
int numextern = 0;
int postseg, stackseg;
unsigned int findextname(int extnum) {
for (unsigned int i = 0; i < externnum; i++) {
if (numextname[i] == extnum)
return i + 1;
}
return 0;
}
int MakeObj() {
unsigned int i;
unsigned int count, sizeblock;
hout = CreateOutPut("obj", "wb");
i = strlen(startfileinfo->filename);
string2[0] = (unsigned char)i;
strcpy((char *)&string2[1], startfileinfo->filename);
obj_outrecord(0x80, i + 1, &string2[0]); // output the LNAMES
sprintf((char *)&string2[3], "%s %s", compilerstr, __DATE__);
i = strlen((char *)&string2[3]);
*(short *)&string2[0] = 0;
string2[2] = (unsigned char)i;
obj_outrecord(0x88, i + 3, &string2[0]); // output the LNAMES
for (count = 0; count < totalmodule; count++) { //имена включаемых файлов
*(struct ftime *)&string2[2] = (startfileinfo + count)->time;
strcpy((char *)&string2[7], (startfileinfo + count)->filename);
i = strlen((startfileinfo + count)->filename);
*(short *)&string2[0] = 0xE940;
string2[6] = (unsigned char)i;
obj_outrecord(0x88, i + 7, &string2[0]); // output the LNAMES
}
count = outptr - startptr; //размер кода
unsigned char *data = output + startptr; //начало данных
*(short *)&string2[0] = 0xE940;
obj_outrecord(0x88, 2, &string2[0]); //конец коментарий
if (!am32) {
*(short *)&string2[0] = 0xEA00;
string2[2] = 1;
string2[3] = (unsigned char)(modelmem == SMALL ? 9 : 8);
obj_outrecord(0x88, 4, &string2[0]);
} else {
*(short *)&string2[0] = 0xA140;
obj_outrecord(0x88, 2, &string2[0]);
}
obj_outrecord(
0x96, 39,
(unsigned char
*)"\000\005_TEXT\004CODE\004_BSS\003BSS\006DGROUP\005_DATA\004DATA");
// output the SEGDEF
if (!am32) {
string2[0] = (unsigned char)0x28;
*(short *)&string2[1] =
(short)outptr; // count;// Set the length of the segment of DATA or CODE
string2[3] = 0x02; //имя сегмента _TEXT
*(short *)&string2[4] = 0x0103; //класс CODE Overlay NONE 1
obj_outrecord(0x98, 6, string2);
i = 2;
if (comfile == file_exe && modelmem == SMALL) {
string2[0] = (unsigned char)0x48;
*(short *)&string2[1] = outptrdata; // Set the length of the segment DATA
string2[3] = 0x07; //имя сегмента _DATA
*(short *)&string2[4] = 0x0108; //класс DATA Overlay NONE
obj_outrecord(0x98, 6, string2);
i++;
}
postseg = i;
string2[0] = (unsigned char)0x48;
*(short *)&string2[1] =
(short)postsize; // Set the length of the segment BSS
string2[3] = 0x04; //имя сегмента _BSS
*(short *)&string2[4] = 0x0105; //класс BSS Overlay NONE
obj_outrecord(0x98, 6, string2);
i++;
if (comfile == file_exe && modelmem == SMALL) {
obj_outrecord(0x96, 6, (unsigned char *)"\005STACK");
string2[0] = 0x74;
*(short *)&string2[1] =
(short)stacksize; // Set the length of the segment STACK
string2[3] = 0x09; //имя сегмента STACK
*(short *)&string2[4] = 0x0109; //класс STACK Overlay NONE
obj_outrecord(0x98, 6, string2);
stackseg = i;
}
string2[0] = 6; //имя DGROUP
if (comfile == file_exe && modelmem == SMALL) {
*(short *)&string2[1] = 0x2FF;
*(short *)&string2[3] = 0x3FF; // postseg*256+255;//0x3FF;
*(short *)&string2[5] = 0x4ff; // stackseg*256+255;//0x4FF;
i = 7;
} else {
*(short *)&string2[1] = 0x1FF;
// *(short *)&string2[3]=0x2FF;
*(short *)&string2[3] = 0x2ff; // postseg*256+255;//0x3FF;
i = 5;
}
obj_outrecord(0x9A, i, string2);
} else {
string2[0] = (unsigned char)0xA9;
*(long *)&string2[1] =
(long)outptr; // count;// Set the length of the segment of DATA or CODE
string2[5] = 0x02; //имя сегмента _TEXT
*(short *)&string2[6] = 0x0103; //класс CODE Overlay NONE
obj_outrecord(0x99, 8, string2);
i = 2;
/*
string2[0]=(unsigned char)0xA9;
*(long *)&string2[1]=0;// Set the length of the segment DATA
string2[5]=0x07; //имя сегмента _DATA
*(short *)&string2[6]=0x0108; //класс DATA Overlay
NONE obj_outrecord(0x99,8,string2); i++;*/
postseg = i;
string2[0] = (unsigned char)0xA9;
*(long *)&string2[1] = (long)postsize; // Set the length of the segment BSS
string2[5] = 0x04; //имя сегмента _BSS
*(short *)&string2[6] = 0x0105; //класс BSS Overlay NONE
obj_outrecord(0x99, 8, string2);
i++;
obj_outrecord(0x96, 11, (unsigned char *)"\005STACK\004FLAT"); // 9,10
if (comfile != file_w32) {
string2[0] = 0x75;
*(long *)&string2[1] =
(long)stacksize; // Set the length of the segment STACK
string2[5] = 0x09; //имя сегмента STACK
*(short *)&string2[6] = 0x0109; //класс STACK Overlay NONE
obj_outrecord(0x99, 8, string2);
stackseg = i;
}
string2[0] = 10;
obj_outrecord(0x9A, 1, string2); // GRPDEF Group: FLAT
string2[0] = 6; //имя DGROUP
i = 1;
// *(short *)&string2[i]=0x2FF; //DATA
// i+=2;
*(short *)&string2[i] = postseg * 256 + 255; // 0x3FF; //BSS
i += 2;
if (comfile != file_w32) {
*(short *)&string2[i] = stackseg * 256 + 255; // 0x4FF
i += 2;
}
obj_outrecord(0x9A, i, string2);
}
// вывод EXTDEF
while (externnum > maxnumextname)
maxnumextname += MAXNUMEXTNAME;
numextname = (int *)MALLOC(maxnumextname * sizeof(int));
// output the PUBDEF records for each exteral procedures (all procedures)
outeachPUBDEF(treestart);
if (lenextstr != 0)
obj_outrecord(0x8c, lenextstr, &string[0]);
// output the data (LEDATA) in 1K chunks as required!
i = 0;
char *bufobj = (char *)MALLOC(512 * 5);
while (i < count) {
unsigned int j;
sizeblock = 1024;
restart:
for (j = 0; j < posts; j++) {
if ((postbuf + j)->type >= CALL_EXT &&
(postbuf + j)->type <= FIX_CODE32 &&
(postbuf + j)->loc >= (i + startptr) &&
(postbuf + j)->loc < (i + sizeblock + startptr)) {
if ((postbuf + j)->loc >
(i + startptr + sizeblock - (am32 == FALSE ? 2 : 4))) {
sizeblock = (postbuf + j)->loc - i - startptr; //изменить размер блока
goto restart;
}
}
}
if ((i + sizeblock) > count)
sizeblock = count - i;
obj_outLEDATA(1, i + startptr, sizeblock, data + i);
int ofsfix = 0;
for (j = 0; j < posts; j++) {
if ((postbuf + j)->loc >= (i + startptr) &&
(postbuf + j)->loc < (i + sizeblock + startptr)) {
int hold = (postbuf + j)->loc - i - startptr;
if ((postbuf + j)->type >= CALL_32I /*POST_VAR*/ &&
(postbuf + j)->type <= FIX_CODE32) {
bufobj[ofsfix++] =
(unsigned char)((am32 == FALSE ? 0xC4 : 0xE4) | (hold / 256));
bufobj[ofsfix++] = (unsigned char)(hold % 256);
bufobj[ofsfix++] = 0x14;
bufobj[ofsfix++] = 1;
switch ((postbuf + j)->type) {
case POST_VAR:
case POST_VAR32:
bufobj[ofsfix++] = postseg;
break;
case FIX_VAR:
case FIX_VAR32:
bufobj[ofsfix++] =
(unsigned char)((comfile == file_exe && modelmem == SMALL) ? 2
: 1);
break;
case FIX_CODE:
case FIX_CODE32:
bufobj[ofsfix++] = 1;
break;
}
}
if ((postbuf + j)->type >= POST_VAR32 &&
(postbuf + j)->type <= FIX_CODE32) {
} else if ((postbuf + j)->type == CALL_EXT) {
int numext = findextname((postbuf + j)->num);
if (numext != 0) {
bufobj[ofsfix++] =
(unsigned char)((am32 == FALSE ? 0x84 : 0xA4) | (hold / 256));
bufobj[ofsfix++] = (unsigned char)(hold % 256);
bufobj[ofsfix++] = 0x56;
bufobj[ofsfix++] = (unsigned char)numext;
}
} else if ((postbuf + j)->type == EXT_VAR) {
int numext = findextname((postbuf + j)->num);
if (numext != 0) {
bufobj[ofsfix++] =
(unsigned char)((am32 == FALSE ? 0xC4 : 0xE4) | (hold / 256));
bufobj[ofsfix++] = (unsigned char)(hold % 256);
bufobj[ofsfix++] = 0x16;
bufobj[ofsfix++] = 1;
bufobj[ofsfix++] = (unsigned char)numext;
}
}
}
}
if (ofsfix != 0)
obj_outrecord(0x9C + am32, ofsfix, (unsigned char *)bufobj);
i += sizeblock;
}
free(bufobj);
if (comfile == file_exe && modelmem == SMALL) {
i = 0;
while (i < outptrdata) {
if ((i + 1024) > outptrdata)
obj_outLEDATA(2, i, outptrdata - i, outputdata + i);
else
obj_outLEDATA(2, i, 1024, outputdata + i);
i += 1024;
}
}
if (sobj != FALSE) {
// output end of OBJ notifier
string2[0] = 0;
i = 1;
} else {
count = EntryPoint();
*(short *)&string2[0] =
0xC1; //главный модуль имеет стартовый адрес котор нельзя менять.
*(short *)&string2[2] = 0x101;
if (count < 65536) {
*(short *)&string2[4] = (short)count;
i = 6;
} else {
*(long *)&string2[4] = (long)count;
i = 8;
}
}
obj_outrecord(i == 8 ? 0x8B : 0x8A, i, string2);
free(numextname);
runfilesize = ftell(hout);
fclose(hout);
hout = NULL;
return 0;
}
void obj_outLEDATA(unsigned int segm, unsigned int offset,
unsigned int recordlength, unsigned char *data) {
int checksum = 0;
int i;
unsigned char buf[8];
buf[3] = (unsigned char)segm;
if (offset > (65536 - 1024)) {
*(short *)&buf[1] = (short)(recordlength + 6);
buf[0] = 0xA1;
*(long *)&buf[4] = (long)offset;
i = 8;
} else {
*(short *)&buf[1] = (short)(recordlength + 4);
buf[0] = 0xA0;
*(short *)&buf[4] = (short)offset;
i = 6;
}
fwrite(buf, i, 1, hout);
for (i--; i >= 0; i--)
checksum += buf[i];
for (i = 0; (unsigned int)i < recordlength; i++)
checksum += data[i];
fwrite(data, recordlength, 1, hout);
checksum = -checksum;
fwrite(&checksum, 1, 1, hout);
}
void obj_outrecord(int recordtype, unsigned int recordlength,
unsigned char *data)
// Outputs an OBJ record.
{
int checksum;
unsigned int i;
recordlength++;
checksum = recordtype;
fwrite(&recordtype, 1, 1, hout);
checksum += (recordlength / 256);
checksum += (recordlength & 255);
fwrite(&recordlength, 2, 1, hout);
recordlength--;
for (i = 0; i < recordlength; i++)
checksum += data[i];
fwrite(data, recordlength, 1, hout);
checksum = -checksum;
fwrite(&checksum, 1, 1, hout);
}
void outeachPUBDEF(idrec *ptr) {
unsigned int i;
if (ptr != NULL) {
outeachPUBDEF(ptr->right);
if (ptr->rectok == tk_apiproc) {
i = 0;
for (unsigned int j = 0; j < posts; j++) { //поиск использования процедуры
if ((postbuf + j)->num == (unsigned long)ptr->recnumber &&
((postbuf + j)->type == CALL_32I ||
(postbuf + j)->type == CALL_32)) {
i++;
(postbuf + j)->type = CALL_EXT;
externnum++;
if (externnum >= maxnumextname) {
maxnumextname += MAXNUMEXTNAME;
numextname =
(int *)REALLOC(numextname, maxnumextname * sizeof(int));
}
}
}
if (i)
goto nameext;
goto endp;
}
if (externnum != 0 && ptr->rectok == tk_undefproc &&
(ptr->flag & f_extern) != 0) {
nameext:
numextname[numextern++] = ptr->recnumber;
i = strlen(ptr->recid);
if ((lenextstr + i + 2) >= STRLEN) {
obj_outrecord(0x8c, lenextstr, &string[0]);
lenextstr = 0;
}
string[lenextstr++] = (unsigned char)i;
strcpy((char *)&string[lenextstr], ptr->recid);
lenextstr += i + 1;
} else {
if ((ptr->rectok == tk_proc || ptr->rectok == tk_interruptproc) &&
ptr->recsegm >= NOT_DYNAMIC) {
string2[0] = (unsigned char)(am32 == 0 ? 0 : 1);
string2[1] = 0x01;
} else if ((ptr->rectok >= tk_bits && ptr->rectok <= tk_doublevar) ||
ptr->rectok == tk_structvar) {
if ((ptr->flag & f_extern))
goto nameext;
if (am32) {
string2[0] = 1;
string2[1] = (unsigned char)(ptr->recpost == 0 ? 1 : postseg);
} else if (comfile == file_exe && modelmem == SMALL) {
string2[0] = 1;
string2[1] = (unsigned char)(ptr->recpost == 0 ? 2 : postseg);
} else {
string2[0] = (unsigned char)(ptr->recpost == 0 ? 0 : 1);
string2[1] = (unsigned char)(ptr->recpost == 0 ? 1 : postseg);
}
} else
goto endp;
for (i = 0; ptr->recid[i] != 0; i++)
string2[i + 3] = ptr->recid[i];
string2[2] = (unsigned char)i;
if (ptr->recnumber < 65536) {
*(short *)&string2[i + 3] = (short)ptr->recnumber;
string2[i + 5] = 0x00;
obj_outrecord(0x90, i + 6, &string2[0]);
} else {
*(long *)&string2[i + 3] = (long)ptr->recnumber;
string2[i + 7] = 0x00;
obj_outrecord(0x91, i + 8, &string2[0]);
}
}
endp:
outeachPUBDEF(ptr->left);
}
}