Rev 4478 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
205 | heavyiron | 1 | |
31 | halyavin | 2 | ; Copyright (c) 1999-2016, Tomasz Grysztar. |
6467 | dunkaist | 3 | ; All rights reserved. |
31 | halyavin | 4 | |
5 | |||
6 | mov [current_offset],edi |
||
992 | heavyiron | 7 | cmp [output_file],0 |
157 | heavyiron | 8 | jne output_path_ok |
9 | mov esi,[input_file] |
||
10 | mov edi,[free_additional_memory] |
||
11 | copy_output_path: |
||
31 | halyavin | 12 | lods byte [esi] |
157 | heavyiron | 13 | cmp edi,[structures_buffer] |
14 | jae out_of_memory |
||
15 | stos byte [edi] |
||
16 | or al,al |
||
17 | jnz copy_output_path |
||
18 | dec edi |
||
19 | mov eax,edi |
||
20 | find_extension: |
||
31 | halyavin | 21 | dec eax |
157 | heavyiron | 22 | cmp eax,[free_additional_memory] |
23 | jb extension_found |
||
24 | cmp byte [eax],'\' |
||
25 | je extension_found |
||
26 | cmp byte [eax],'/' |
||
27 | je extension_found |
||
28 | cmp byte [eax],'.' |
||
29 | jne find_extension |
||
30 | mov edi,eax |
||
31 | extension_found: |
||
31 | halyavin | 32 | lea eax,[edi+9] |
157 | heavyiron | 33 | cmp eax,[structures_buffer] |
34 | jae out_of_memory |
||
35 | cmp [file_extension],0 |
||
607 | heavyiron | 36 | jne extension_specified |
37 | mov al,[output_format] |
||
2665 | dunkaist | 38 | cmp al,2 |
39 | je exe_extension |
||
157 | heavyiron | 40 | jb bin_extension |
41 | cmp al,4 |
||
2665 | dunkaist | 42 | je obj_extension |
157 | heavyiron | 43 | cmp al,5 |
2665 | dunkaist | 44 | je o_extension |
157 | heavyiron | 45 | cmp al,3 |
2665 | dunkaist | 46 | jne no_extension |
157 | heavyiron | 47 | cmp [subsystem],1 |
48 | je sys_extension |
||
49 | cmp [subsystem],10 |
||
1054 | heavyiron | 50 | jae efi_extension |
51 | bt [format_flags],8 |
||
157 | heavyiron | 52 | jnc exe_extension |
53 | mov eax,'.dll' |
||
54 | jmp make_extension |
||
55 | sys_extension: |
||
31 | halyavin | 56 | mov eax,'.sys' |
157 | heavyiron | 57 | jmp make_extension |
58 | efi_extension: |
||
1054 | heavyiron | 59 | mov eax,'.efi' |
60 | jmp make_extension |
||
61 | bin_extension: |
||
31 | halyavin | 62 | mov eax,'.bin' |
157 | heavyiron | 63 | bt [format_flags],0 |
64 | jnc make_extension |
||
65 | mov eax,'.com' |
||
66 | jmp make_extension |
||
67 | obj_extension: |
||
31 | halyavin | 68 | mov eax,'.obj' |
157 | heavyiron | 69 | jmp make_extension |
70 | o_extension: |
||
31 | halyavin | 71 | mov eax,'.o' |
157 | heavyiron | 72 | bt [format_flags],0 |
73 | jnc make_extension |
||
74 | no_extension: |
||
31 | halyavin | 75 | xor eax,eax |
157 | heavyiron | 76 | jmp make_extension |
77 | exe_extension: |
||
31 | halyavin | 78 | mov eax,'.exe' |
157 | heavyiron | 79 | make_extension: |
31 | halyavin | 80 | xchg eax,[edi] |
157 | heavyiron | 81 | scas dword [edi] |
82 | mov byte [edi],0 |
||
83 | scas byte [edi] |
||
84 | mov esi,edi |
||
85 | stos dword [edi] |
||
86 | sub edi,9 |
||
87 | xor eax,eax |
||
88 | mov ebx,characters |
||
89 | adapt_case: |
||
31 | halyavin | 90 | mov al,[esi] |
157 | heavyiron | 91 | or al,al |
92 | jz adapt_next |
||
93 | xlat byte [ebx] |
||
94 | cmp al,[esi] |
||
95 | je adapt_ok |
||
96 | sub byte [edi],20h |
||
97 | adapt_ok: |
||
31 | halyavin | 98 | inc esi |
157 | heavyiron | 99 | adapt_next: |
31 | halyavin | 100 | inc edi |
157 | heavyiron | 101 | cmp byte [edi],0 |
102 | jne adapt_case |
||
103 | jmp extension_ok |
||
607 | heavyiron | 104 | extension_specified: |
105 | mov al,'.' |
||
106 | stos byte [edi] |
||
107 | mov esi,[file_extension] |
||
108 | copy_extension: |
||
109 | lods byte [esi] |
||
110 | stos byte [edi] |
||
111 | test al,al |
||
112 | jnz copy_extension |
||
113 | dec edi |
||
114 | extension_ok: |
||
115 | mov esi,edi |
||
157 | heavyiron | 116 | lea ecx,[esi+1] |
117 | sub ecx,[free_additional_memory] |
||
118 | mov edi,[structures_buffer] |
||
119 | dec edi |
||
120 | std |
||
121 | rep movs byte [edi],[esi] |
||
122 | cld |
||
123 | inc edi |
||
124 | mov [structures_buffer],edi |
||
125 | mov [output_file],edi |
||
126 | output_path_ok: |
||
31 | halyavin | 127 | cmp [symbols_file],0 |
992 | heavyiron | 128 | je labels_table_ok |
129 | mov ecx,[memory_end] |
||
130 | sub ecx,[labels_list] |
||
131 | mov edi,[tagged_blocks] |
||
4039 | heavyiron | 132 | sub edi,8 |
992 | heavyiron | 133 | mov [edi],ecx |
134 | or dword [edi+4],-1 |
||
135 | sub edi,ecx |
||
136 | cmp edi,[current_offset] |
||
1189 | heavyiron | 137 | jbe out_of_memory |
992 | heavyiron | 138 | mov [tagged_blocks],edi |
4039 | heavyiron | 139 | mov esi,[memory_end] |
992 | heavyiron | 140 | copy_labels: |
141 | sub esi,32 |
||
142 | cmp esi,[labels_list] |
||
143 | jb labels_table_ok |
||
144 | mov ecx,32 shr 2 |
||
145 | rep movs dword [edi],[esi] |
||
146 | sub esi,32 |
||
147 | jmp copy_labels |
||
148 | labels_table_ok: |
||
149 | mov edi,[current_offset] |
||
150 | cmp [output_format],4 |
||
157 | heavyiron | 151 | je coff_formatter |
152 | cmp [output_format],5 |
||
153 | jne common_formatter |
||
154 | bt [format_flags],0 |
||
155 | jnc elf_formatter |
||
156 | common_formatter: |
||
31 | halyavin | 157 | mov eax,edi |
157 | heavyiron | 158 | sub eax,[code_start] |
159 | mov [real_code_size],eax |
||
160 | cmp edi,[undefined_data_end] |
||
161 | jne calculate_code_size |
||
162 | mov edi,[undefined_data_start] |
||
163 | calculate_code_size: |
||
31 | halyavin | 164 | mov [current_offset],edi |
992 | heavyiron | 165 | sub edi,[code_start] |
157 | heavyiron | 166 | mov [code_size],edi |
167 | and [written_size],0 |
||
2665 | dunkaist | 168 | mov edx,[output_file] |
157 | heavyiron | 169 | call create |
170 | jc write_failed |
||
171 | cmp [output_format],3 |
||
172 | jne stub_written |
||
173 | mov edx,[code_start] |
||
174 | mov ecx,[stub_size] |
||
175 | sub edx,ecx |
||
176 | add [written_size],ecx |
||
177 | call write |
||
178 | stub_written: |
||
31 | halyavin | 179 | cmp [output_format],2 |
157 | heavyiron | 180 | jne write_output |
181 | call write_mz_header |
||
182 | write_output: |
||
31 | halyavin | 183 | call write_code |
157 | heavyiron | 184 | output_written: |
31 | halyavin | 185 | call close |
157 | heavyiron | 186 | cmp [symbols_file],0 |
992 | heavyiron | 187 | jne dump_symbols |
188 | ret |
||
157 | heavyiron | 189 | write_code: |
31 | halyavin | 190 | mov eax,[written_size] |
157 | heavyiron | 191 | mov [headers_size],eax |
192 | mov edx,[code_start] |
||
193 | mov ecx,[code_size] |
||
194 | add [written_size],ecx |
||
195 | lea eax,[edx+ecx] |
||
992 | heavyiron | 196 | call write |
157 | heavyiron | 197 | jc write_failed |
198 | ret |
||
199 | format_directive: |
||
31 | halyavin | 200 | cmp edi,[code_start] |
157 | heavyiron | 201 | jne unexpected_instruction |
202 | mov ebp,[addressing_space] |
||
4039 | heavyiron | 203 | test byte [ds:ebp+0Ah],1 |
204 | jnz unexpected_instruction |
||
205 | cmp [output_format],0 |
||
157 | heavyiron | 206 | jne unexpected_instruction |
207 | lods byte [esi] |
||
208 | cmp al,1Ch |
||
2287 | heavyiron | 209 | je format_prefix |
157 | heavyiron | 210 | cmp al,18h |
211 | jne invalid_argument |
||
212 | lods byte [esi] |
||
213 | select_format: |
||
31 | halyavin | 214 | mov dl,al |
157 | heavyiron | 215 | shr al,4 |
216 | mov [output_format],al |
||
217 | and edx,0Fh |
||
218 | or [format_flags],edx |
||
219 | cmp al,2 |
||
220 | je format_mz |
||
221 | cmp al,3 |
||
222 | je format_pe |
||
223 | cmp al,4 |
||
224 | je format_coff |
||
225 | cmp al,5 |
||
226 | je format_elf |
||
227 | format_defined: |
||
607 | heavyiron | 228 | cmp byte [esi],86h |
229 | jne instruction_assembled |
||
230 | cmp word [esi+1],'(' |
||
231 | jne invalid_argument |
||
232 | mov eax,[esi+3] |
||
233 | add esi,3+4 |
||
234 | mov [file_extension],esi |
||
235 | lea esi,[esi+eax+1] |
||
236 | jmp instruction_assembled |
||
157 | heavyiron | 237 | format_prefix: |
31 | halyavin | 238 | lods byte [esi] |
157 | heavyiron | 239 | mov ah,al |
240 | lods byte [esi] |
||
241 | cmp al,18h |
||
242 | jne invalid_argument |
||
243 | lods byte [esi] |
||
244 | mov edx,eax |
||
245 | shr dl,4 |
||
246 | shr dh,4 |
||
247 | cmp dl,dh |
||
248 | jne invalid_argument |
||
249 | or al,ah |
||
250 | jmp select_format |
||
251 | entry_directive: |
||
31 | halyavin | 252 | bts [format_flags],10h |
157 | heavyiron | 253 | jc setting_already_specified |
254 | mov al,[output_format] |
||
255 | cmp al,2 |
||
256 | je mz_entry |
||
257 | cmp al,3 |
||
258 | je pe_entry |
||
259 | cmp al,5 |
||
260 | jne illegal_instruction |
||
261 | bt [format_flags],0 |
||
262 | jc elf_entry |
||
263 | jmp illegal_instruction |
||
264 | stack_directive: |
||
31 | halyavin | 265 | bts [format_flags],11h |
157 | heavyiron | 266 | jc setting_already_specified |
267 | mov al,[output_format] |
||
268 | cmp al,2 |
||
269 | je mz_stack |
||
270 | cmp al,3 |
||
271 | je pe_stack |
||
272 | jmp illegal_instruction |
||
273 | heap_directive: |
||
31 | halyavin | 274 | bts [format_flags],12h |
157 | heavyiron | 275 | jc setting_already_specified |
276 | mov al,[output_format] |
||
277 | cmp al,2 |
||
278 | je mz_heap |
||
279 | cmp al,3 |
||
280 | je pe_heap |
||
281 | jmp illegal_instruction |
||
282 | segment_directive: |
||
109 | heavyiron | 283 | mov al,[output_format] |
157 | heavyiron | 284 | cmp al,2 |
285 | je mz_segment |
||
286 | cmp al,5 |
||
287 | je elf_segment |
||
288 | jmp illegal_instruction |
||
289 | section_directive: |
||
31 | halyavin | 290 | mov al,[output_format] |
157 | heavyiron | 291 | cmp al,3 |
292 | je pe_section |
||
293 | cmp al,4 |
||
294 | je coff_section |
||
295 | cmp al,5 |
||
296 | je elf_section |
||
297 | jmp illegal_instruction |
||
298 | public_directive: |
||
31 | halyavin | 299 | mov al,[output_format] |
157 | heavyiron | 300 | cmp al,4 |
301 | je public_allowed |
||
302 | cmp al,5 |
||
303 | jne illegal_instruction |
||
304 | bt [format_flags],0 |
||
305 | jc illegal_instruction |
||
306 | public_allowed: |
||
31 | halyavin | 307 | mov [base_code],0C0h |
624 | heavyiron | 308 | lods byte [esi] |
157 | heavyiron | 309 | cmp al,2 |
310 | je public_label |
||
624 | heavyiron | 311 | cmp al,1Dh |
312 | jne invalid_argument |
||
157 | heavyiron | 313 | lods byte [esi] |
624 | heavyiron | 314 | and al,7 |
315 | add [base_code],al |
||
316 | lods byte [esi] |
||
317 | cmp al,2 |
||
318 | jne invalid_argument |
||
319 | public_label: |
||
320 | lods dword [esi] |
||
157 | heavyiron | 321 | cmp eax,0Fh |
322 | jb invalid_use_of_symbol |
||
323 | je reserved_word_used_as_symbol |
||
324 | inc esi |
||
2665 | dunkaist | 325 | mov dx,[current_pass] |
157 | heavyiron | 326 | mov [eax+18],dx |
327 | or byte [eax+8],8 |
||
328 | cmp [symbols_file],0 |
||
2665 | dunkaist | 329 | je public_reference_ok |
330 | cmp [next_pass_needed],0 |
||
331 | jne public_reference_ok |
||
332 | mov ebx,eax |
||
333 | call store_label_reference |
||
334 | mov eax,ebx |
||
335 | public_reference_ok: |
||
336 | mov ebx,[free_additional_memory] |
||
157 | heavyiron | 337 | lea edx,[ebx+10h] |
338 | cmp edx,[structures_buffer] |
||
339 | jae out_of_memory |
||
340 | mov [free_additional_memory],edx |
||
341 | mov [ebx+8],eax |
||
342 | mov eax,[current_line] |
||
343 | mov [ebx+0Ch],eax |
||
344 | lods byte [esi] |
||
345 | cmp al,86h |
||
346 | jne invalid_argument |
||
347 | lods word [esi] |
||
348 | cmp ax,'(' |
||
349 | jne invalid_argument |
||
350 | mov [ebx+4],esi |
||
351 | lods dword [esi] |
||
352 | lea esi,[esi+eax+1] |
||
353 | mov al,[base_code] |
||
624 | heavyiron | 354 | mov [ebx],al |
355 | jmp instruction_assembled |
||
157 | heavyiron | 356 | extrn_directive: |
31 | halyavin | 357 | mov al,[output_format] |
157 | heavyiron | 358 | cmp al,4 |
359 | je extrn_allowed |
||
360 | cmp al,5 |
||
361 | jne illegal_instruction |
||
362 | bt [format_flags],0 |
||
363 | jc illegal_instruction |
||
364 | extrn_allowed: |
||
31 | halyavin | 365 | lods word [esi] |
157 | heavyiron | 366 | cmp ax,'(' |
367 | jne invalid_argument |
||
368 | mov ebx,esi |
||
369 | lods dword [esi] |
||
370 | lea esi,[esi+eax+1] |
||
371 | mov edx,[free_additional_memory] |
||
372 | lea eax,[edx+0Ch] |
||
373 | cmp eax,[structures_buffer] |
||
374 | jae out_of_memory |
||
375 | mov [free_additional_memory],eax |
||
376 | mov byte [edx],80h |
||
624 | heavyiron | 377 | mov [edx+4],ebx |
157 | heavyiron | 378 | lods byte [esi] |
379 | cmp al,86h |
||
380 | jne invalid_argument |
||
381 | lods byte [esi] |
||
382 | cmp al,2 |
||
383 | jne invalid_argument |
||
384 | lods dword [esi] |
||
385 | cmp eax,0Fh |
||
386 | jb invalid_use_of_symbol |
||
387 | je reserved_word_used_as_symbol |
||
388 | inc esi |
||
389 | mov ebx,eax |
||
390 | xor ah,ah |
||
391 | lods byte [esi] |
||
392 | cmp al,':' |
||
393 | je get_extrn_size |
||
394 | dec esi |
||
395 | cmp al,11h |
||
396 | jne extrn_size_ok |
||
397 | get_extrn_size: |
||
31 | halyavin | 398 | lods word [esi] |
157 | heavyiron | 399 | cmp al,11h |
400 | jne invalid_argument |
||
401 | extrn_size_ok: |
||
31 | halyavin | 402 | mov [address_symbol],edx |
157 | heavyiron | 403 | mov [label_size],ah |
2665 | dunkaist | 404 | movzx ecx,ah |
157 | heavyiron | 405 | mov [edx+8],ecx |
406 | xor eax,eax |
||
407 | xor edx,edx |
||
408 | xor ebp,ebp |
||
409 | mov [address_sign],0 |
||
4039 | heavyiron | 410 | mov ch,2 |
157 | heavyiron | 411 | test [format_flags],8 |
412 | jz make_free_label |
||
413 | mov ch,4 |
||
414 | jmp make_free_label |
||
415 | mark_relocation: |
||
31 | halyavin | 416 | cmp [value_type],0 |
157 | heavyiron | 417 | je relocation_ok |
418 | mov ebp,[addressing_space] |
||
4039 | heavyiron | 419 | test byte [ds:ebp+0Ah],1 |
420 | jnz relocation_ok |
||
421 | cmp [output_format],2 |
||
157 | heavyiron | 422 | je mark_mz_relocation |
423 | cmp [output_format],3 |
||
424 | je mark_pe_relocation |
||
425 | cmp [output_format],4 |
||
426 | je mark_coff_relocation |
||
427 | cmp [output_format],5 |
||
428 | je mark_elf_relocation |
||
429 | relocation_ok: |
||
31 | halyavin | 430 | ret |
157 | heavyiron | 431 | close_pass: |
31 | halyavin | 432 | mov al,[output_format] |
157 | heavyiron | 433 | cmp al,3 |
434 | je close_pe |
||
435 | cmp al,4 |
||
436 | je close_coff |
||
437 | cmp al,5 |
||
438 | je close_elf |
||
439 | ret |
||
440 | |||
31 | halyavin | 441 | |
442 | mov edx,[additional_memory] |
||
157 | heavyiron | 443 | push edi |
444 | mov edi,edx |
||
445 | mov ecx,1Ch shr 2 |
||
446 | xor eax,eax |
||
447 | rep stos dword [edi] |
||
448 | mov [free_additional_memory],edi |
||
449 | pop edi |
||
450 | mov word [edx+0Ch],0FFFFh |
||
451 | mov word [edx+10h],1000h |
||
452 | mov [code_type],16 |
||
453 | jmp format_defined |
||
607 | heavyiron | 454 | mark_mz_relocation: |
31 | halyavin | 455 | push eax ebx |
157 | heavyiron | 456 | inc word [number_of_relocations] |
6467 | dunkaist | 457 | jz format_limitations_exceeded |
458 | mov ebx,[free_additional_memory] |
||
157 | heavyiron | 459 | mov eax,edi |
460 | sub eax,[code_start] |
||
461 | mov [ebx],ax |
||
462 | shr eax,16 |
||
463 | shl ax,12 |
||
464 | mov [ebx+2],ax |
||
465 | cmp word [ebx],0FFFFh |
||
466 | jne mz_relocation_ok |
||
467 | inc word [ebx+2] |
||
468 | sub word [ebx],10h |
||
469 | mz_relocation_ok: |
||
31 | halyavin | 470 | add ebx,4 |
157 | heavyiron | 471 | cmp ebx,[structures_buffer] |
472 | jae out_of_memory |
||
473 | mov [free_additional_memory],ebx |
||
474 | pop ebx eax |
||
475 | ret |
||
476 | mz_segment: |
||
109 | heavyiron | 477 | lods byte [esi] |
157 | heavyiron | 478 | cmp al,2 |
479 | jne invalid_argument |
||
480 | lods dword [esi] |
||
481 | cmp eax,0Fh |
||
482 | jb invalid_use_of_symbol |
||
483 | je reserved_word_used_as_symbol |
||
484 | inc esi |
||
485 | mov ebx,eax |
||
486 | mov eax,edi |
||
487 | sub eax,[code_start] |
||
488 | mov ecx,0Fh |
||
489 | add eax,0Fh |
||
490 | and eax,1111b |
||
491 | sub ecx,eax |
||
492 | mov edx,edi |
||
493 | xor eax,eax |
||
1115 | heavyiron | 494 | rep stos byte [edi] |
157 | heavyiron | 495 | mov eax,edx |
496 | call undefined_data |
||
497 | push ebx |
||
4039 | heavyiron | 498 | call create_addressing_space |
499 | pop ebx |
||
500 | mov eax,edi |
||
157 | heavyiron | 501 | sub eax,[code_start] |
502 | shr eax,4 |
||
503 | cmp eax,10000h |
||
504 | jae value_out_of_range |
||
505 | mov edx,eax |
||
506 | mov al,16 |
||
507 | cmp byte [esi],13h |
||
508 | jne segment_type_ok |
||
509 | inc esi |
||
510 | lods byte [esi] |
||
511 | segment_type_ok: |
||
31 | halyavin | 512 | mov [code_type],al |
157 | heavyiron | 513 | mov eax,edx |
514 | mov ch,1 |
||
2665 | dunkaist | 515 | mov [address_sign],0 |
4039 | heavyiron | 516 | xor edx,edx |
157 | heavyiron | 517 | xor ebp,ebp |
518 | mov [label_size],0 |
||
4039 | heavyiron | 519 | mov [address_symbol],edx |
157 | heavyiron | 520 | jmp make_free_label |
521 | mz_entry: |
||
31 | halyavin | 522 | lods byte [esi] |
157 | heavyiron | 523 | cmp al,'(' |
524 | jne invalid_argument |
||
525 | call get_word_value |
||
526 | cmp [value_type],1 |
||
527 | je initial_cs_ok |
||
528 | call recoverable_invalid_address |
||
2665 | dunkaist | 529 | initial_cs_ok: |
31 | halyavin | 530 | mov edx,[additional_memory] |
157 | heavyiron | 531 | mov [edx+16h],ax |
532 | lods byte [esi] |
||
533 | cmp al,':' |
||
534 | jne invalid_argument |
||
535 | lods byte [esi] |
||
536 | cmp al,'(' |
||
537 | jne invalid_argument |
||
538 | ja invalid_address |
||
539 | call get_word_value |
||
540 | cmp [value_type],0 |
||
541 | jne invalid_use_of_symbol |
||
542 | mov edx,[additional_memory] |
||
543 | mov [edx+14h],ax |
||
544 | jmp instruction_assembled |
||
545 | recoverable_invalid_address: |
||
2665 | dunkaist | 546 | cmp [error_line],0 |
547 | jne ignore_invalid_address |
||
548 | push [current_line] |
||
549 | pop [error_line] |
||
550 | mov [error],invalid_address |
||
551 | ignore_invalid_address: |
||
552 | ret |
||
553 | mz_stack: |
||
31 | halyavin | 554 | lods byte [esi] |
157 | heavyiron | 555 | cmp al,'(' |
556 | jne invalid_argument |
||
557 | call get_word_value |
||
558 | cmp byte [esi],':' |
||
559 | je stack_pointer |
||
560 | cmp ax,10h |
||
561 | jb invalid_value |
||
562 | cmp [value_type],0 |
||
563 | jne invalid_use_of_symbol |
||
564 | mov edx,[additional_memory] |
||
565 | mov [edx+10h],ax |
||
566 | jmp instruction_assembled |
||
567 | stack_pointer: |
||
31 | halyavin | 568 | cmp [value_type],1 |
157 | heavyiron | 569 | je initial_ss_ok |
570 | call recoverable_invalid_address |
||
2665 | dunkaist | 571 | initial_ss_ok: |
31 | halyavin | 572 | mov edx,[additional_memory] |
157 | heavyiron | 573 | mov [edx+0Eh],ax |
574 | lods byte [esi] |
||
575 | cmp al,':' |
||
576 | jne invalid_argument |
||
577 | lods byte [esi] |
||
578 | cmp al,'(' |
||
579 | jne invalid_argument |
||
580 | call get_word_value |
||
581 | cmp [value_type],0 |
||
582 | jne invalid_use_of_symbol |
||
583 | mov edx,[additional_memory] |
||
584 | mov [edx+10h],ax |
||
585 | bts [format_flags],4 |
||
586 | jmp instruction_assembled |
||
587 | mz_heap: |
||
31 | halyavin | 588 | cmp [output_format],2 |
157 | heavyiron | 589 | jne illegal_instruction |
590 | lods byte [esi] |
||
591 | call get_size_operator |
||
592 | cmp ah,1 |
||
593 | je invalid_value |
||
594 | cmp ah,2 |
||
595 | ja invalid_value |
||
596 | cmp al,'(' |
||
597 | jne invalid_argument |
||
598 | call get_word_value |
||
599 | cmp [value_type],0 |
||
600 | jne invalid_use_of_symbol |
||
601 | mov edx,[additional_memory] |
||
602 | mov [edx+0Ch],ax |
||
603 | jmp instruction_assembled |
||
604 | write_mz_header: |
||
31 | halyavin | 605 | mov edx,[additional_memory] |
157 | heavyiron | 606 | bt [format_flags],4 |
607 | jc mz_stack_ok |
||
608 | mov eax,[real_code_size] |
||
609 | dec eax |
||
610 | shr eax,4 |
||
611 | inc eax |
||
612 | mov [edx+0Eh],ax |
||
613 | shl eax,4 |
||
614 | movzx ecx,word [edx+10h] |
||
615 | add eax,ecx |
||
616 | mov [real_code_size],eax |
||
617 | mz_stack_ok: |
||
31 | halyavin | 618 | mov edi,[free_additional_memory] |
157 | heavyiron | 619 | mov eax,[number_of_relocations] |
620 | shl eax,2 |
||
621 | add eax,1Ch |
||
622 | sub edi,eax |
||
623 | xchg edi,[free_additional_memory] |
||
624 | mov ecx,0Fh |
||
625 | add eax,0Fh |
||
626 | and eax,1111b |
||
627 | sub ecx,eax |
||
628 | xor al,al |
||
629 | rep stos byte [edi] |
||
630 | sub edi,[free_additional_memory] |
||
631 | mov ecx,edi |
||
632 | shr edi,4 |
||
633 | mov word [edx],'MZ' ; signature |
||
634 | mov [edx+8],di ; header size in paragraphs |
||
635 | mov eax,[number_of_relocations] |
||
636 | mov [edx+6],ax ; number of relocation entries |
||
637 | mov eax,[code_size] |
||
638 | add eax,ecx |
||
639 | mov esi,eax |
||
640 | shr esi,9 |
||
641 | and eax,1FFh |
||
642 | inc si |
||
643 | or ax,ax |
||
644 | jnz mz_size_ok |
||
645 | dec si |
||
646 | mz_size_ok: |
||
31 | halyavin | 647 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 648 | mov [edx+4],si ; number of pages |
649 | mov eax,[real_code_size] |
||
650 | dec eax |
||
651 | shr eax,4 |
||
652 | inc eax |
||
653 | mov esi,[code_size] |
||
654 | dec esi |
||
655 | shr esi,4 |
||
656 | inc esi |
||
657 | sub eax,esi |
||
658 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
659 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
660 | salc |
||
661 | mov ah,al |
||
662 | or [edx+0Ch],ax |
||
663 | mov word [edx+18h],1Ch ; offset of relocation table |
||
664 | add [written_size],ecx |
||
665 | call write |
||
666 | jc write_failed |
||
667 | ret |
||
668 | |||
31 | halyavin | 669 | |
670 | mov [stub_file],edx |
||
157 | heavyiron | 671 | or edx,edx |
672 | jnz stub_from_file |
||
673 | push esi |
||
674 | mov edx,edi |
||
675 | xor eax,eax |
||
676 | mov ecx,20h |
||
677 | rep stos dword [edi] |
||
678 | mov eax,40h+default_stub_end-default_stub |
||
679 | mov cx,100h+default_stub_end-default_stub |
||
680 | mov word [edx],'MZ' |
||
681 | mov byte [edx+4],1 |
||
1115 | heavyiron | 682 | mov word [edx+2],ax |
157 | heavyiron | 683 | mov byte [edx+8],4 |
1115 | heavyiron | 684 | mov byte [edx+0Ah],10h |
685 | mov word [edx+0Ch],0FFFFh |
||
157 | heavyiron | 686 | mov word [edx+10h],cx |
687 | mov word [edx+3Ch],ax |
||
688 | mov byte [edx+18h],40h |
||
1115 | heavyiron | 689 | lea edi,[edx+40h] |
157 | heavyiron | 690 | mov esi,default_stub |
691 | mov ecx,default_stub_end-default_stub |
||
692 | rep movs byte [edi],[esi] |
||
693 | pop esi |
||
694 | jmp stub_ok |
||
695 | default_stub: |
||
31 | halyavin | 696 | use16 |
157 | heavyiron | 697 | push cs |
698 | pop ds |
||
699 | mov dx,stub_message-default_stub |
||
700 | mov ah,9 |
||
701 | int 21h |
||
702 | mov ax,4C01h |
||
703 | int 21h |
||
704 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 705 | rq 1 |
157 | heavyiron | 706 | default_stub_end: |
31 | halyavin | 707 | use32 |
157 | heavyiron | 708 | stub_from_file: |
31 | halyavin | 709 | push esi |
157 | heavyiron | 710 | mov esi,edx |
711 | call open_binary_file |
||
712 | mov edx,edi |
||
713 | mov ecx,1Ch |
||
714 | mov esi,edx |
||
715 | call read |
||
716 | jc binary_stub |
||
717 | cmp word [esi],'MZ' |
||
718 | jne binary_stub |
||
719 | add edi,1Ch |
||
720 | movzx ecx,word [esi+6] |
||
721 | add ecx,11b |
||
722 | and ecx,not 11b |
||
723 | add ecx,(40h-1Ch) shr 2 |
||
724 | lea eax,[edi+ecx*4] |
||
725 | cmp edi,[tagged_blocks] |
||
4039 | heavyiron | 726 | jae out_of_memory |
157 | heavyiron | 727 | xor eax,eax |
728 | rep stos dword [edi] |
||
729 | mov edx,40h |
||
730 | xchg dx,[esi+18h] |
||
731 | xor al,al |
||
732 | call lseek |
||
733 | movzx ecx,word [esi+6] |
||
734 | shl ecx,2 |
||
735 | lea edx,[esi+40h] |
||
736 | call read |
||
737 | mov edx,edi |
||
738 | sub edx,esi |
||
739 | shr edx,4 |
||
740 | xchg dx,[esi+8] |
||
741 | shl edx,4 |
||
742 | xor al,al |
||
743 | call lseek |
||
744 | movzx ecx,word [esi+4] |
||
745 | dec ecx |
||
746 | shl ecx,9 |
||
747 | movzx edx,word [esi+2] |
||
748 | test edx,edx |
||
872 | heavyiron | 749 | jnz stub_header_size_ok |
750 | mov dx,200h |
||
751 | stub_header_size_ok: |
||
752 | add ecx,edx |
||
157 | heavyiron | 753 | mov edx,edi |
754 | sub ecx,eax |
||
755 | je read_stub_code |
||
756 | jb stub_code_ok |
||
757 | push ecx |
||
758 | dec ecx |
||
759 | shr ecx,3 |
||
760 | inc ecx |
||
761 | shl ecx,1 |
||
762 | lea eax,[edi+ecx*4] |
||
763 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 764 | jae out_of_memory |
157 | heavyiron | 765 | xor eax,eax |
766 | rep stos dword [edi] |
||
767 | pop ecx |
||
768 | read_stub_code: |
||
31 | halyavin | 769 | call read |
157 | heavyiron | 770 | stub_code_ok: |
31 | halyavin | 771 | call close |
157 | heavyiron | 772 | mov edx,edi |
773 | sub edx,esi |
||
774 | mov ax,dx |
||
775 | and ax,1FFh |
||
776 | mov [esi+2],ax |
||
777 | dec edx |
||
778 | shr edx,9 |
||
779 | inc edx |
||
780 | mov [esi+4],dx |
||
781 | mov eax,edi |
||
782 | sub eax,esi |
||
783 | mov [esi+3Ch],eax |
||
784 | pop esi |
||
785 | stub_ok: |
||
31 | halyavin | 786 | ret |
157 | heavyiron | 787 | binary_stub: |
31 | halyavin | 788 | mov esi,edi |
157 | heavyiron | 789 | mov ecx,40h shr 2 |
790 | xor eax,eax |
||
791 | rep stos dword [edi] |
||
792 | mov al,2 |
||
793 | xor edx,edx |
||
794 | call lseek |
||
795 | push eax |
||
796 | xor al,al |
||
797 | xor edx,edx |
||
798 | call lseek |
||
799 | mov ecx,[esp] |
||
800 | add ecx,40h+111b |
||
801 | and ecx,not 111b |
||
802 | mov ax,cx |
||
803 | and ax,1FFh |
||
804 | mov [esi+2],ax |
||
805 | lea eax,[ecx+1FFh] |
||
806 | shr eax,9 |
||
807 | mov [esi+4],ax |
||
808 | mov [esi+3Ch],ecx |
||
809 | sub ecx,40h |
||
810 | mov eax,10000h |
||
811 | sub eax,ecx |
||
812 | jbe binary_heap_ok |
||
813 | shr eax,4 |
||
814 | mov [esi+0Ah],ax |
||
815 | binary_heap_ok: |
||
31 | halyavin | 816 | mov word [esi],'MZ' |
157 | heavyiron | 817 | mov byte [esi+8],4 |
1115 | heavyiron | 818 | mov ax,0FFFFh |
157 | heavyiron | 819 | mov [esi+0Ch],ax |
820 | dec ax |
||
821 | mov [esi+10h],ax |
||
822 | sub ax,0Eh |
||
823 | mov [esi+0Eh],ax |
||
824 | mov [esi+16h],ax |
||
825 | mov word [esi+14h],100h |
||
826 | mov byte [esi+18h],40h |
||
1115 | heavyiron | 827 | mov eax,[tagged_blocks] |
4039 | heavyiron | 828 | sub eax,ecx |
157 | heavyiron | 829 | cmp edi,eax |
830 | jae out_of_memory |
||
831 | mov edx,edi |
||
832 | shr ecx,2 |
||
833 | xor eax,eax |
||
834 | rep stos dword [edi] |
||
835 | pop ecx |
||
836 | call read |
||
837 | call close |
||
838 | pop esi |
||
839 | ret |
||
840 | |||
31 | halyavin | 841 | |
842 | xor edx,edx |
||
157 | heavyiron | 843 | mov [machine],14Ch |
844 | mov [subsystem],3 |
||
845 | mov [subsystem_version],3 + 10 shl 16 |
||
846 | mov [image_base],400000h |
||
847 | and [image_base_high],0 |
||
2665 | dunkaist | 848 | test [format_flags],8 |
157 | heavyiron | 849 | jz pe_settings |
850 | mov [machine],8664h |
||
851 | mov [subsystem_version],5 + 0 shl 16 |
||
852 | pe_settings: |
||
31 | halyavin | 853 | cmp byte [esi],84h |
157 | heavyiron | 854 | je get_stub_name |
855 | cmp byte [esi],80h |
||
856 | je get_pe_base |
||
857 | cmp byte [esi],1Bh |
||
858 | jne pe_settings_ok |
||
859 | lods byte [esi] |
||
860 | lods byte [esi] |
||
861 | test al,80h+40h |
||
862 | jz subsystem_setting |
||
863 | cmp al,80h |
||
864 | je dll_flag |
||
865 | cmp al,81h |
||
866 | je wdm_flag |
||
867 | cmp al,82h |
||
2287 | heavyiron | 868 | je large_flag |
869 | cmp al,83h |
||
870 | je nx_flag |
||
871 | jmp pe_settings |
||
157 | heavyiron | 872 | dll_flag: |
31 | halyavin | 873 | bts [format_flags],8 |
157 | heavyiron | 874 | jc setting_already_specified |
875 | jmp pe_settings |
||
876 | wdm_flag: |
||
31 | halyavin | 877 | bts [format_flags],9 |
157 | heavyiron | 878 | jc setting_already_specified |
879 | jmp pe_settings |
||
880 | large_flag: |
||
2287 | heavyiron | 881 | bts [format_flags],11 |
882 | jc setting_already_specified |
||
883 | test [format_flags],8 |
||
884 | jnz invalid_argument |
||
885 | jmp pe_settings |
||
886 | nx_flag: |
||
887 | bts [format_flags],12 |
||
888 | jc setting_already_specified |
||
889 | jmp pe_settings |
||
890 | subsystem_setting: |
||
31 | halyavin | 891 | bts [format_flags],7 |
157 | heavyiron | 892 | jc setting_already_specified |
893 | and ax,3Fh |
||
894 | mov [subsystem],ax |
||
895 | cmp ax,10 |
||
992 | heavyiron | 896 | jb subsystem_type_ok |
897 | or [format_flags],4 |
||
2287 | heavyiron | 898 | subsystem_type_ok: |
992 | heavyiron | 899 | cmp byte [esi],'(' |
157 | heavyiron | 900 | jne pe_settings |
901 | inc esi |
||
902 | cmp byte [esi],'.' |
||
903 | jne invalid_value |
||
904 | inc esi |
||
905 | push edx |
||
906 | cmp byte [esi+11],0 |
||
907 | jne invalid_value |
||
908 | cmp byte [esi+10],2 |
||
909 | ja invalid_value |
||
910 | mov dx,[esi+8] |
||
911 | cmp dx,8000h |
||
912 | je zero_version |
||
913 | mov eax,[esi+4] |
||
914 | cmp dx,7 |
||
915 | jg invalid_value |
||
916 | mov cx,7 |
||
917 | sub cx,dx |
||
918 | mov eax,[esi+4] |
||
919 | shr eax,cl |
||
920 | mov ebx,eax |
||
921 | shr ebx,24 |
||
922 | cmp bl,100 |
||
923 | jae invalid_value |
||
924 | and eax,0FFFFFFh |
||
925 | mov ecx,100 |
||
926 | mul ecx |
||
927 | shrd eax,edx,24 |
||
928 | jnc version_value_ok |
||
929 | inc eax |
||
930 | version_value_ok: |
||
31 | halyavin | 931 | shl eax,16 |
157 | heavyiron | 932 | mov ax,bx |
933 | jmp subsystem_version_ok |
||
934 | zero_version: |
||
31 | halyavin | 935 | xor eax,eax |
157 | heavyiron | 936 | subsystem_version_ok: |
31 | halyavin | 937 | pop edx |
157 | heavyiron | 938 | add esi,13 |
939 | mov [subsystem_version],eax |
||
940 | jmp pe_settings |
||
941 | get_pe_base: |
||
31 | halyavin | 942 | bts [format_flags],10 |
157 | heavyiron | 943 | jc setting_already_specified |
944 | lods word [esi] |
||
945 | cmp ah,'(' |
||
946 | jne invalid_argument |
||
947 | cmp byte [esi],'.' |
||
948 | je invalid_value |
||
949 | push edx edi |
||
950 | add edi,[stub_size] |
||
951 | test [format_flags],4 |
||
2287 | heavyiron | 952 | jnz get_peplus_base |
992 | heavyiron | 953 | call get_dword_value |
157 | heavyiron | 954 | mov [image_base],eax |
955 | jmp pe_base_ok |
||
956 | get_peplus_base: |
||
992 | heavyiron | 957 | call get_qword_value |
157 | heavyiron | 958 | mov [image_base],eax |
959 | mov [image_base_high],edx |
||
960 | pe_base_ok: |
||
31 | halyavin | 961 | pop edi edx |
157 | heavyiron | 962 | cmp [value_type],0 |
963 | jne invalid_use_of_symbol |
||
964 | cmp byte [esi],84h |
||
965 | jne pe_settings_ok |
||
966 | get_stub_name: |
||
31 | halyavin | 967 | lods byte [esi] |
157 | heavyiron | 968 | lods word [esi] |
969 | cmp ax,'(' |
||
970 | jne invalid_argument |
||
971 | lods dword [esi] |
||
972 | mov edx,esi |
||
973 | add esi,eax |
||
974 | inc esi |
||
975 | pe_settings_ok: |
||
31 | halyavin | 976 | mov ebp,[stub_size] |
157 | heavyiron | 977 | or ebp,ebp |
978 | jz make_pe_stub |
||
979 | cmp edx,[stub_file] |
||
980 | je pe_stub_ok |
||
981 | sub edi,[stub_size] |
||
982 | mov [code_start],edi |
||
983 | make_pe_stub: |
||
31 | halyavin | 984 | call make_stub |
157 | heavyiron | 985 | mov eax,edi |
986 | sub eax,[code_start] |
||
987 | mov [stub_size],eax |
||
988 | mov [code_start],edi |
||
989 | mov ebp,eax |
||
990 | pe_stub_ok: |
||
31 | halyavin | 991 | mov edx,edi |
157 | heavyiron | 992 | mov ecx,18h+0E0h |
993 | test [format_flags],4 |
||
2287 | heavyiron | 994 | jz zero_pe_header |
157 | heavyiron | 995 | add ecx,10h |
996 | zero_pe_header: |
||
31 | halyavin | 997 | add ebp,ecx |
157 | heavyiron | 998 | shr ecx,2 |
999 | xor eax,eax |
||
1000 | rep stos dword [edi] |
||
1001 | mov word [edx],'PE' ; signature |
||
1002 | mov ax,[machine] |
||
1003 | mov word [edx+4],ax |
||
1004 | mov byte [edx+38h+1],10h ; section alignment |
||
1115 | heavyiron | 1005 | mov byte [edx+3Ch+1],2 ; file alignment |
1006 | mov byte [edx+40h],1 ; OS version |
||
1007 | mov eax,[subsystem_version] |
||
157 | heavyiron | 1008 | mov [edx+48h],eax |
1009 | mov ax,[subsystem] |
||
1010 | mov [edx+5Ch],ax |
||
1011 | cmp ax,1 |
||
1012 | jne pe_alignment_ok |
||
1013 | mov eax,20h |
||
1014 | mov dword [edx+38h],eax |
||
1015 | mov dword [edx+3Ch],eax |
||
1016 | pe_alignment_ok: |
||
31 | halyavin | 1017 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 1018 | test [format_flags],4 |
2287 | heavyiron | 1019 | jnz init_peplus_specific |
992 | heavyiron | 1020 | mov byte [edx+14h],0E0h ; size of optional header |
1115 | heavyiron | 1021 | mov dword [edx+16h],10B010Fh; flags and magic value |
2287 | heavyiron | 1022 | mov eax,[image_base] |
157 | heavyiron | 1023 | mov [edx+34h],eax |
1115 | heavyiron | 1024 | mov byte [edx+60h+1],10h ; stack reserve |
1025 | mov byte [edx+64h+1],10h ; stack commit |
||
1026 | mov byte [edx+68h+2],1 ; heap reserve |
||
1027 | mov byte [edx+74h],16 ; number of directories |
||
1028 | jmp pe_header_ok |
||
157 | heavyiron | 1029 | init_peplus_specific: |
992 | heavyiron | 1030 | mov byte [edx+14h],0F0h ; size of optional header |
1115 | heavyiron | 1031 | mov dword [edx+16h],20B002Fh; flags and magic value |
2287 | heavyiron | 1032 | mov eax,[image_base] |
157 | heavyiron | 1033 | mov [edx+30h],eax |
1115 | heavyiron | 1034 | mov eax,[image_base_high] |
157 | heavyiron | 1035 | mov [edx+34h],eax |
1115 | heavyiron | 1036 | mov byte [edx+60h+1],10h ; stack reserve |
1037 | mov byte [edx+68h+1],10h ; stack commit |
||
1038 | mov byte [edx+70h+2],1 ; heap reserve |
||
1039 | mov byte [edx+84h],16 ; number of directories |
||
1040 | pe_header_ok: |
||
31 | halyavin | 1041 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 1042 | imul ebx,[number_of_sections],28h |
1043 | or ebx,ebx |
||
1044 | jnz reserve_space_for_section_headers |
||
1045 | mov ebx,28h |
||
1046 | reserve_space_for_section_headers: |
||
31 | halyavin | 1047 | add ebx,ebp |
157 | heavyiron | 1048 | dec ebx |
1049 | shr ebx,cl |
||
1050 | inc ebx |
||
1051 | shl ebx,cl |
||
1052 | sub ebx,ebp |
||
1053 | mov ecx,ebx |
||
1054 | mov eax,[tagged_blocks] |
||
4039 | heavyiron | 1055 | sub eax,ecx |
157 | heavyiron | 1056 | cmp edi,eax |
1057 | jae out_of_memory |
||
1058 | shr ecx,2 |
||
1059 | xor eax,eax |
||
1060 | rep stos dword [edi] |
||
1061 | mov eax,edi |
||
1062 | sub eax,[code_start] |
||
1063 | add eax,[stub_size] |
||
1064 | mov [edx+54h],eax ; size of headers |
||
1065 | mov ecx,[edx+38h] |
||
1066 | dec ecx |
||
1067 | add eax,ecx |
||
1068 | not ecx |
||
1069 | and eax,ecx |
||
1070 | bt [format_flags],8 |
||
1071 | jc pe_entry_init_ok |
||
1072 | mov [edx+28h],eax ; entry point rva |
||
1073 | pe_entry_init_ok: |
||
31 | halyavin | 1074 | and [number_of_sections],0 |
2665 | dunkaist | 1075 | movzx ebx,word [edx+14h] |
157 | heavyiron | 1076 | lea ebx,[edx+18h+ebx] |
1077 | mov [current_section],ebx |
||
1078 | mov dword [ebx],'.fla' |
||
1079 | mov dword [ebx+4],'t' |
||
1080 | mov [ebx+14h],edi |
||
1081 | mov [ebx+0Ch],eax |
||
1082 | mov dword [ebx+24h],0E0000060h |
||
1083 | xor ecx,ecx |
||
1084 | xor bl,bl |
||
2665 | dunkaist | 1085 | not eax |
157 | heavyiron | 1086 | not ecx |
1087 | not bl |
||
2665 | dunkaist | 1088 | add eax,1 |
157 | heavyiron | 1089 | adc ecx,0 |
1090 | adc bl,0 |
||
2665 | dunkaist | 1091 | add eax,edi |
157 | heavyiron | 1092 | adc ecx,0 |
1093 | adc bl,0 |
||
2665 | dunkaist | 1094 | test [format_flags],4 |
2287 | heavyiron | 1095 | jnz peplus_org |
992 | heavyiron | 1096 | sub eax,[edx+34h] |
157 | heavyiron | 1097 | sbb ecx,0 |
1098 | sbb bl,0 |
||
2665 | dunkaist | 1099 | jmp pe_org_ok |
157 | heavyiron | 1100 | peplus_org: |
992 | heavyiron | 1101 | sub eax,[edx+30h] |
157 | heavyiron | 1102 | sbb ecx,[edx+34h] |
1103 | sbb bl,0 |
||
2665 | dunkaist | 1104 | pe_org_ok: |
2287 | heavyiron | 1105 | test [format_flags],8 |
1106 | jnz pe64_code |
||
1107 | mov bh,2 |
||
2665 | dunkaist | 1108 | mov [code_type],32 |
2287 | heavyiron | 1109 | jmp pe_code_type_ok |
1110 | pe64_code: |
||
1111 | mov bh,4 |
||
2665 | dunkaist | 1112 | mov [code_type],64 |
157 | heavyiron | 1113 | pe_code_type_ok: |
2287 | heavyiron | 1114 | bt [resolver_flags],0 |
157 | heavyiron | 1115 | jc pe_labels_type_ok |
1116 | xor bh,bh |
||
2665 | dunkaist | 1117 | pe_labels_type_ok: |
109 | heavyiron | 1118 | push eax ebx |
4039 | heavyiron | 1119 | call init_addressing_space |
1120 | mov ebp,ebx |
||
1121 | pop ebx eax |
||
1122 | mov [ds:ebp],eax |
||
1123 | mov [ds:ebp+4],ecx |
||
1124 | mov [ds:ebp+8],bx |
||
1125 | mov [ds:ebp+18h],edi |
||
1126 | bt [format_flags],8 |
||
157 | heavyiron | 1127 | jnc dll_flag_ok |
1128 | or byte [edx+16h+1],20h |
||
1115 | heavyiron | 1129 | dll_flag_ok: |
31 | halyavin | 1130 | bt [format_flags],9 |
157 | heavyiron | 1131 | jnc wdm_flag_ok |
1132 | or byte [edx+5Eh+1],20h |
||
1115 | heavyiron | 1133 | wdm_flag_ok: |
31 | halyavin | 1134 | bt [format_flags],11 |
2287 | heavyiron | 1135 | jnc large_flag_ok |
1136 | or byte [edx+16h],20h |
||
1137 | large_flag_ok: |
||
1138 | bt [format_flags],12 |
||
1139 | jnc nx_ok |
||
1140 | or byte [edx+5Eh+1],1 |
||
1141 | nx_ok: |
||
1142 | jmp format_defined |
||
607 | heavyiron | 1143 | pe_section: |
31 | halyavin | 1144 | call close_pe_section |
157 | heavyiron | 1145 | push eax ebx |
4039 | heavyiron | 1146 | call create_addressing_space |
1147 | mov ebp,ebx |
||
1148 | pop ebx eax |
||
1149 | bts [format_flags],5 |
||
157 | heavyiron | 1150 | lea ecx,[ebx+28h] |
1151 | add edx,[edx+54h] |
||
1152 | sub edx,[stub_size] |
||
1153 | cmp ecx,edx |
||
1154 | jbe new_section |
||
1155 | lea ebx,[edx-28h] |
||
1156 | or [next_pass_needed],-1 |
||
1157 | push edi |
||
1158 | mov edi,ebx |
||
1159 | mov ecx,28h shr 4 |
||
1160 | xor eax,eax |
||
1161 | rep stos dword [edi] |
||
1162 | pop edi |
||
1163 | new_section: |
||
31 | halyavin | 1164 | mov [ebx+0Ch],eax |
157 | heavyiron | 1165 | lods word [esi] |
1166 | cmp ax,'(' |
||
1167 | jne invalid_argument |
||
1168 | lea edx,[esi+4] |
||
1169 | mov ecx,[esi] |
||
1170 | lea esi,[esi+4+ecx+1] |
||
1171 | cmp ecx,8 |
||
1172 | ja name_too_long |
||
1173 | xor eax,eax |
||
1174 | mov [ebx],eax |
||
1175 | mov [ebx+4],eax |
||
1176 | push esi edi |
||
1177 | mov edi,ebx |
||
1178 | mov esi,edx |
||
1179 | rep movs byte [edi],[esi] |
||
1180 | pop edi esi |
||
1181 | and dword [ebx+24h],0 |
||
2665 | dunkaist | 1182 | mov [ebx+14h],edi |
157 | heavyiron | 1183 | mov edx,[code_start] |
1184 | mov eax,edi |
||
1185 | xor ecx,ecx |
||
1186 | sub eax,[ebx+0Ch] |
||
1187 | sbb ecx,0 |
||
1188 | sbb byte [ds:ebp+8],0 |
||
4039 | heavyiron | 1189 | mov byte [ds:ebp+9],2 |
1190 | mov [code_type],32 |
||
2287 | heavyiron | 1191 | test [format_flags],8 |
157 | heavyiron | 1192 | jz pe_section_code_type_ok |
2287 | heavyiron | 1193 | mov byte [ds:ebp+9],4 |
4039 | heavyiron | 1194 | mov [code_type],64 |
2287 | heavyiron | 1195 | pe_section_code_type_ok: |
1196 | test [format_flags],4 |
||
1197 | jnz peplus_section_org |
||
992 | heavyiron | 1198 | sub eax,[edx+34h] |
157 | heavyiron | 1199 | sbb ecx,0 |
1200 | sbb byte [ds:ebp+8],0 |
||
4039 | heavyiron | 1201 | bt [resolver_flags],0 |
157 | heavyiron | 1202 | jc pe_section_org_ok |
1203 | mov byte [ds:ebp+9],0 |
||
4039 | heavyiron | 1204 | jmp pe_section_org_ok |
157 | heavyiron | 1205 | peplus_section_org: |
992 | heavyiron | 1206 | sub eax,[edx+30h] |
157 | heavyiron | 1207 | sbb ecx,[edx+34h] |
1208 | sbb byte [ds:ebp+8],0 |
||
4039 | heavyiron | 1209 | bt [resolver_flags],0 |
157 | heavyiron | 1210 | jc pe_section_org_ok |
1211 | mov byte [ds:ebp+9],0 |
||
4039 | heavyiron | 1212 | pe_section_org_ok: |
31 | halyavin | 1213 | mov [ds:ebp],eax |
4039 | heavyiron | 1214 | mov [ds:ebp+4],ecx |
1215 | mov [ds:ebp+18h],edi |
||
1216 | get_section_flags: |
||
31 | halyavin | 1217 | lods byte [esi] |
157 | heavyiron | 1218 | cmp al,1Ah |
1219 | je set_directory |
||
1220 | cmp al,19h |
||
1221 | je section_flag |
||
1222 | dec esi |
||
1223 | jmp instruction_assembled |
||
1224 | set_directory: |
||
31 | halyavin | 1225 | movzx eax,byte [esi] |
157 | heavyiron | 1226 | inc esi |
1227 | mov ecx,ebx |
||
1228 | test [format_flags],4 |
||
2287 | heavyiron | 1229 | jnz peplus_directory |
992 | heavyiron | 1230 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1231 | mov dword [edx+78h+eax*8+4],-1 |
1232 | jmp pe_directory_set |
||
1233 | peplus_directory: |
||
992 | heavyiron | 1234 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1235 | mov dword [edx+88h+eax*8+4],-1 |
1236 | pe_directory_set: |
||
31 | halyavin | 1237 | or ecx,ecx |
157 | heavyiron | 1238 | jnz data_already_defined |
1239 | push ebx edx |
||
1240 | call generate_pe_data |
||
1241 | pop edx ebx |
||
1242 | jmp get_section_flags |
||
1243 | section_flag: |
||
31 | halyavin | 1244 | lods byte [esi] |
157 | heavyiron | 1245 | cmp al,9 |
1246 | je invalid_argument |
||
1247 | cmp al,11 |
||
1248 | je invalid_argument |
||
1249 | mov cl,al |
||
1250 | mov eax,1 |
||
1251 | shl eax,cl |
||
1252 | test dword [ebx+24h],eax |
||
1253 | jnz setting_already_specified |
||
1254 | or dword [ebx+24h],eax |
||
1255 | jmp get_section_flags |
||
1256 | close_pe_section: |
||
31 | halyavin | 1257 | mov ebx,[current_section] |
157 | heavyiron | 1258 | mov edx,[code_start] |
1259 | mov eax,edi |
||
1260 | sub eax,[ebx+14h] |
||
1261 | jnz finish_section |
||
1262 | bt [format_flags],5 |
||
1263 | jc finish_section |
||
1264 | mov eax,[ebx+0Ch] |
||
1265 | ret |
||
1266 | finish_section: |
||
31 | halyavin | 1267 | mov [ebx+8],eax |
157 | heavyiron | 1268 | cmp edi,[undefined_data_end] |
1269 | jne align_section |
||
1270 | cmp dword [edx+38h],1000h |
||
1271 | jb align_section |
||
1272 | mov edi,[undefined_data_start] |
||
1273 | align_section: |
||
31 | halyavin | 1274 | and [undefined_data_end],0 |
2665 | dunkaist | 1275 | mov ebp,edi |
157 | heavyiron | 1276 | sub ebp,[ebx+14h] |
1277 | mov ecx,[edx+3Ch] |
||
1278 | dec ecx |
||
1279 | lea eax,[ebp+ecx] |
||
1280 | not ecx |
||
1281 | and eax,ecx |
||
1282 | mov [ebx+10h],eax |
||
1283 | sub eax,ebp |
||
1284 | mov ecx,eax |
||
1285 | xor al,al |
||
1286 | rep stos byte [edi] |
||
1287 | mov eax,[code_start] |
||
1288 | sub eax,[stub_size] |
||
1289 | sub [ebx+14h],eax |
||
1290 | mov ecx,[ebx+10h] |
||
992 | heavyiron | 1291 | test byte [ebx+24h],20h |
1292 | jz pe_code_sum_ok |
||
1293 | add [edx+1Ch],ecx |
||
1294 | cmp dword [edx+2Ch],0 |
||
1295 | jne pe_code_sum_ok |
||
1296 | mov eax,[ebx+0Ch] |
||
1297 | mov [edx+2Ch],eax |
||
1298 | pe_code_sum_ok: |
||
1299 | test byte [ebx+24h],40h |
||
1300 | jz pe_data_sum_ok |
||
1301 | add [edx+20h],ecx |
||
1302 | test [format_flags],4 |
||
2287 | heavyiron | 1303 | jnz pe_data_sum_ok |
992 | heavyiron | 1304 | cmp dword [edx+30h],0 |
1305 | jne pe_data_sum_ok |
||
1306 | mov eax,[ebx+0Ch] |
||
1307 | mov [edx+30h],eax |
||
1308 | pe_data_sum_ok: |
||
1309 | mov eax,[ebx+8] |
||
157 | heavyiron | 1310 | or eax,eax |
1311 | jz udata_ok |
||
1312 | cmp dword [ebx+10h],0 |
||
1313 | jne udata_ok |
||
1314 | or byte [ebx+24h],80h |
||
1315 | add [edx+24h],ecx |
||
992 | heavyiron | 1316 | udata_ok: |
31 | halyavin | 1317 | mov ecx,[edx+38h] |
157 | heavyiron | 1318 | dec ecx |
1319 | add eax,ecx |
||
1320 | not ecx |
||
1321 | and eax,ecx |
||
1322 | add eax,[ebx+0Ch] |
||
1323 | add ebx,28h |
||
1324 | mov [current_section],ebx |
||
1325 | inc word [number_of_sections] |
||
1326 | jz format_limitations_exceeded |
||
1327 | ret |
||
1328 | data_directive: |
||
31 | halyavin | 1329 | cmp [output_format],3 |
157 | heavyiron | 1330 | jne illegal_instruction |
1331 | lods byte [esi] |
||
1332 | cmp al,1Ah |
||
1333 | je predefined_data_type |
||
1334 | cmp al,'(' |
||
1335 | jne invalid_argument |
||
1336 | call get_byte_value |
||
1337 | cmp al,16 |
||
1338 | jb data_type_ok |
||
1339 | jmp invalid_value |
||
1340 | predefined_data_type: |
||
31 | halyavin | 1341 | movzx eax,byte [esi] |
157 | heavyiron | 1342 | inc esi |
1343 | data_type_ok: |
||
31 | halyavin | 1344 | mov ebx,[current_section] |
157 | heavyiron | 1345 | mov ecx,edi |
1346 | sub ecx,[ebx+14h] |
||
1347 | add ecx,[ebx+0Ch] |
||
1348 | mov edx,[code_start] |
||
1349 | test [format_flags],4 |
||
2287 | heavyiron | 1350 | jnz peplus_data |
992 | heavyiron | 1351 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1352 | jmp init_pe_data |
1353 | peplus_data: |
||
992 | heavyiron | 1354 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1355 | init_pe_data: |
31 | halyavin | 1356 | or ecx,ecx |
157 | heavyiron | 1357 | jnz data_already_defined |
1358 | call allocate_structure_data |
||
1359 | mov word [ebx],data_directive-instruction_handler |
||
1189 | heavyiron | 1360 | mov [ebx+2],al |
157 | heavyiron | 1361 | mov edx,[current_line] |
1362 | mov [ebx+4],edx |
||
1363 | call generate_pe_data |
||
1364 | jmp instruction_assembled |
||
1365 | end_data: |
||
31 | halyavin | 1366 | cmp [output_format],3 |
157 | heavyiron | 1367 | jne illegal_instruction |
1368 | call find_structure_data |
||
1369 | jc unexpected_instruction |
||
1370 | movzx eax,byte [ebx+2] |
||
1371 | mov edx,[current_section] |
||
1372 | mov ecx,edi |
||
1373 | sub ecx,[edx+14h] |
||
1374 | add ecx,[edx+0Ch] |
||
1375 | mov edx,[code_start] |
||
1376 | test [format_flags],4 |
||
2287 | heavyiron | 1377 | jnz end_peplus_data |
992 | heavyiron | 1378 | sub ecx,[edx+78h+eax*8] |
157 | heavyiron | 1379 | mov [edx+78h+eax*8+4],ecx |
1380 | jmp remove_structure_data |
||
1381 | end_peplus_data: |
||
992 | heavyiron | 1382 | sub ecx,[edx+88h+eax*8] |
157 | heavyiron | 1383 | mov [edx+88h+eax*8+4],ecx |
1384 | jmp remove_structure_data |
||
1385 | pe_entry: |
||
31 | halyavin | 1386 | lods byte [esi] |
157 | heavyiron | 1387 | cmp al,'(' |
1388 | jne invalid_argument |
||
1389 | cmp byte [esi],'.' |
||
1390 | je invalid_value |
||
1391 | test [format_flags],8 |
||
1392 | jnz pe64_entry |
||
2287 | heavyiron | 1393 | call get_dword_value |
157 | heavyiron | 1394 | mov bl,2 |
1395 | bt [resolver_flags],0 |
||
1396 | jc check_pe_entry_label_type |
||
1397 | xor bl,bl |
||
1398 | check_pe_entry_label_type: |
||
109 | heavyiron | 1399 | cmp [value_type],bl |
157 | heavyiron | 1400 | je pe_entry_ok |
1401 | call recoverable_invalid_address |
||
2665 | dunkaist | 1402 | pe_entry_ok: |
31 | halyavin | 1403 | cdq |
2287 | heavyiron | 1404 | test [format_flags],4 |
1405 | jnz pe64_entry_type_ok |
||
1406 | mov edx,[code_start] |
||
157 | heavyiron | 1407 | sub eax,[edx+34h] |
1408 | mov [edx+28h],eax |
||
1409 | jmp instruction_assembled |
||
1410 | pe64_entry: |
||
2287 | heavyiron | 1411 | call get_qword_value |
157 | heavyiron | 1412 | mov bl,4 |
1413 | bt [resolver_flags],0 |
||
1414 | jc check_pe64_entry_label_type |
||
2287 | heavyiron | 1415 | xor bl,bl |
157 | heavyiron | 1416 | check_pe64_entry_label_type: |
2287 | heavyiron | 1417 | cmp [value_type],bl |
157 | heavyiron | 1418 | je pe64_entry_type_ok |
2287 | heavyiron | 1419 | call recoverable_invalid_address |
2665 | dunkaist | 1420 | pe64_entry_type_ok: |
2287 | heavyiron | 1421 | mov ecx,[code_start] |
157 | heavyiron | 1422 | sub eax,[ecx+30h] |
1423 | sbb edx,[ecx+34h] |
||
1424 | jz pe64_entry_range_ok |
||
2287 | heavyiron | 1425 | call recoverable_overflow |
2665 | dunkaist | 1426 | pe64_entry_range_ok: |
2287 | heavyiron | 1427 | mov [ecx+28h],eax |
157 | heavyiron | 1428 | jmp instruction_assembled |
1429 | pe_stack: |
||
31 | halyavin | 1430 | lods byte [esi] |
157 | heavyiron | 1431 | cmp al,'(' |
1432 | jne invalid_argument |
||
1433 | cmp byte [esi],'.' |
||
1434 | je invalid_value |
||
1435 | test [format_flags],4 |
||
2287 | heavyiron | 1436 | jnz peplus_stack |
992 | heavyiron | 1437 | call get_count_value |
2287 | heavyiron | 1438 | mov edx,[code_start] |
157 | heavyiron | 1439 | mov [edx+60h],eax |
1440 | cmp byte [esi],',' |
||
1441 | jne default_stack_commit |
||
1442 | lods byte [esi] |
||
1443 | lods byte [esi] |
||
1444 | cmp al,'(' |
||
1445 | jne invalid_argument |
||
1446 | cmp byte [esi],'.' |
||
1447 | je invalid_value |
||
1448 | call get_count_value |
||
2287 | heavyiron | 1449 | mov edx,[code_start] |
157 | heavyiron | 1450 | mov [edx+64h],eax |
1451 | cmp eax,[edx+60h] |
||
1452 | ja value_out_of_range |
||
1453 | jmp instruction_assembled |
||
1454 | default_stack_commit: |
||
31 | halyavin | 1455 | mov dword [edx+64h],1000h |
157 | heavyiron | 1456 | mov eax,[edx+60h] |
1457 | cmp eax,1000h |
||
1458 | ja instruction_assembled |
||
1459 | mov dword [edx+64h],eax |
||
1460 | jmp instruction_assembled |
||
1461 | peplus_stack: |
||
992 | heavyiron | 1462 | call get_qword_value |
157 | heavyiron | 1463 | cmp [value_type],0 |
1464 | jne invalid_use_of_symbol |
||
1465 | mov ecx,[code_start] |
||
1466 | mov [ecx+60h],eax |
||
1467 | mov [ecx+64h],edx |
||
1468 | cmp byte [esi],',' |
||
1469 | jne default_peplus_stack_commit |
||
992 | heavyiron | 1470 | lods byte [esi] |
157 | heavyiron | 1471 | lods byte [esi] |
1472 | cmp al,'(' |
||
1473 | jne invalid_argument |
||
1474 | cmp byte [esi],'.' |
||
1475 | je invalid_value |
||
1476 | call get_qword_value |
||
1477 | cmp [value_type],0 |
||
1478 | jne invalid_use_of_symbol |
||
1479 | mov ecx,[code_start] |
||
1480 | mov [ecx+68h],eax |
||
1481 | mov [ecx+6Ch],edx |
||
1482 | cmp edx,[ecx+64h] |
||
1483 | ja value_out_of_range |
||
1484 | jb instruction_assembled |
||
1485 | cmp eax,[ecx+60h] |
||
607 | heavyiron | 1486 | ja value_out_of_range |
157 | heavyiron | 1487 | jmp instruction_assembled |
1488 | default_peplus_stack_commit: |
||
992 | heavyiron | 1489 | mov dword [ecx+68h],1000h |
607 | heavyiron | 1490 | cmp dword [ecx+64h],0 |
1491 | jne instruction_assembled |
||
157 | heavyiron | 1492 | mov eax,[ecx+60h] |
607 | heavyiron | 1493 | cmp eax,1000h |
157 | heavyiron | 1494 | ja instruction_assembled |
1495 | mov dword [ecx+68h],eax |
||
607 | heavyiron | 1496 | jmp instruction_assembled |
157 | heavyiron | 1497 | pe_heap: |
31 | halyavin | 1498 | lods byte [esi] |
157 | heavyiron | 1499 | cmp al,'(' |
1500 | jne invalid_argument |
||
1501 | cmp byte [esi],'.' |
||
1502 | je invalid_value |
||
1503 | test [format_flags],4 |
||
2287 | heavyiron | 1504 | jnz peplus_heap |
992 | heavyiron | 1505 | call get_count_value |
2287 | heavyiron | 1506 | mov edx,[code_start] |
157 | heavyiron | 1507 | mov [edx+68h],eax |
1508 | cmp byte [esi],',' |
||
1509 | jne instruction_assembled |
||
1510 | lods byte [esi] |
||
1511 | lods byte [esi] |
||
1512 | cmp al,'(' |
||
1513 | jne invalid_argument |
||
1514 | cmp byte [esi],'.' |
||
1515 | je invalid_value |
||
1516 | call get_count_value |
||
2287 | heavyiron | 1517 | mov edx,[code_start] |
157 | heavyiron | 1518 | mov [edx+6Ch],eax |
1519 | cmp eax,[edx+68h] |
||
1520 | ja value_out_of_range |
||
1521 | jmp instruction_assembled |
||
1522 | peplus_heap: |
||
992 | heavyiron | 1523 | call get_qword_value |
157 | heavyiron | 1524 | cmp [value_type],0 |
1525 | jne invalid_use_of_symbol |
||
1526 | mov ecx,[code_start] |
||
1527 | mov [ecx+70h],eax |
||
1528 | mov [ecx+74h],edx |
||
1529 | cmp byte [esi],',' |
||
1530 | jne instruction_assembled |
||
1531 | lods byte [esi] |
||
1532 | lods byte [esi] |
||
1533 | cmp al,'(' |
||
1534 | jne invalid_argument |
||
1535 | cmp byte [esi],'.' |
||
1536 | je invalid_value |
||
1537 | call get_qword_value |
||
1538 | cmp [value_type],0 |
||
1539 | jne invalid_use_of_symbol |
||
1540 | mov ecx,[code_start] |
||
1541 | mov [ecx+78h],eax |
||
1542 | mov [ecx+7Ch],edx |
||
1543 | cmp edx,[ecx+74h] |
||
1544 | ja value_out_of_range |
||
1545 | jb instruction_assembled |
||
1546 | cmp eax,[ecx+70h] |
||
4039 | heavyiron | 1547 | ja value_out_of_range |
157 | heavyiron | 1548 | jmp instruction_assembled |
1549 | mark_pe_relocation: |
||
31 | halyavin | 1550 | push eax ebx |
157 | heavyiron | 1551 | test [format_flags],4 |
2287 | heavyiron | 1552 | jz check_standard_pe_relocation_type |
1553 | cmp [value_type],4 |
||
370 | heavyiron | 1554 | je pe_relocation_type_ok |
157 | heavyiron | 1555 | check_standard_pe_relocation_type: |
2287 | heavyiron | 1556 | cmp [value_type],2 |
370 | heavyiron | 1557 | je pe_relocation_type_ok |
1558 | call recoverable_misuse |
||
2665 | dunkaist | 1559 | pe_relocation_type_ok: |
109 | heavyiron | 1560 | mov ebx,[current_section] |
157 | heavyiron | 1561 | mov eax,edi |
1562 | sub eax,[ebx+14h] |
||
1563 | add eax,[ebx+0Ch] |
||
1564 | mov ebx,[free_additional_memory] |
||
1565 | inc [number_of_relocations] |
||
1566 | add ebx,5 |
||
370 | heavyiron | 1567 | cmp ebx,[structures_buffer] |
157 | heavyiron | 1568 | jae out_of_memory |
1569 | mov [free_additional_memory],ebx |
||
1570 | mov [ebx-5],eax |
||
370 | heavyiron | 1571 | cmp [value_type],2 |
1572 | je fixup_32bit |
||
1573 | mov byte [ebx-1],0Ah |
||
1574 | jmp fixup_ok |
||
1575 | fixup_32bit: |
||
1576 | mov byte [ebx-1],3 |
||
1577 | fixup_ok: |
||
1578 | pop ebx eax |
||
157 | heavyiron | 1579 | ret |
1580 | generate_pe_data: |
||
31 | halyavin | 1581 | cmp al,2 |
157 | heavyiron | 1582 | je make_pe_resource |
1583 | cmp al,5 |
||
1584 | je make_pe_fixups |
||
1585 | ret |
||
1586 | make_pe_fixups: |
||
370 | heavyiron | 1587 | mov edx,[code_start] |
2287 | heavyiron | 1588 | and byte [edx+16h],not 1 |
1589 | or byte [edx+5Eh],40h |
||
1590 | bts [resolver_flags],0 |
||
370 | heavyiron | 1591 | jc fixups_ready |
2287 | heavyiron | 1592 | or [next_pass_needed],-1 |
370 | heavyiron | 1593 | fixups_ready: |
2287 | heavyiron | 1594 | and [last_fixup_base],0 |
2665 | dunkaist | 1595 | call make_fixups |
2287 | heavyiron | 1596 | xchg eax,[actual_fixups_size] |
1597 | sub eax,[actual_fixups_size] |
||
1598 | ja reserve_forward_fixups |
||
1599 | xor eax,eax |
||
1600 | reserve_forward_fixups: |
||
1601 | mov [reserved_fixups],edi |
||
1602 | add edi,eax |
||
1603 | mov [reserved_fixups_size],eax |
||
1604 | ret |
||
1605 | make_fixups: |
||
1606 | push esi |
||
370 | heavyiron | 1607 | xor ecx,ecx |
2287 | heavyiron | 1608 | xchg ecx,[number_of_relocations] |
1609 | mov esi,[free_additional_memory] |
||
370 | heavyiron | 1610 | lea eax,[ecx*5] |
1611 | sub esi,eax |
||
1612 | mov [free_additional_memory],esi |
||
1613 | mov edx,[last_fixup_base] |
||
2287 | heavyiron | 1614 | mov ebx,[last_fixup_header] |
6467 | dunkaist | 1615 | mov ebp,edi |
370 | heavyiron | 1616 | jecxz fixups_done |
2287 | heavyiron | 1617 | make_fixup: |
1618 | cmp [esi],edx |
||
370 | heavyiron | 1619 | jb store_fixup |
1620 | mov eax,edi |
||
1621 | sub eax,ebp |
||
1622 | test eax,11b |
||
1623 | jz fixups_block |
||
1624 | xor ax,ax |
||
1625 | stos word [edi] |
||
1626 | add dword [ebx],2 |
||
1627 | fixups_block: |
||
1628 | mov eax,edx |
||
1629 | add edx,1000h |
||
1630 | cmp [esi],edx |
||
1631 | jae fixups_block |
||
1632 | stos dword [edi] |
||
1633 | mov ebx,edi |
||
1634 | mov eax,8 |
||
1635 | stos dword [edi] |
||
1636 | store_fixup: |
||
1637 | add dword [ebx],2 |
||
1638 | mov ah,[esi+1] |
||
607 | heavyiron | 1639 | and ah,0Fh |
1640 | mov al,[esi+4] |
||
1641 | shl al,4 |
||
1642 | or ah,al |
||
1643 | mov al,[esi] |
||
1644 | stos word [edi] |
||
370 | heavyiron | 1645 | add esi,5 |
1646 | loop make_fixup |
||
2287 | heavyiron | 1647 | fixups_done: |
370 | heavyiron | 1648 | mov [last_fixup_base],edx |
2287 | heavyiron | 1649 | mov [last_fixup_header],ebx |
6467 | dunkaist | 1650 | pop esi |
370 | heavyiron | 1651 | mov eax,edi |
2287 | heavyiron | 1652 | sub eax,ebp |
1653 | ret |
||
370 | heavyiron | 1654 | make_pe_resource: |
31 | halyavin | 1655 | cmp byte [esi],82h |
157 | heavyiron | 1656 | jne resource_done |
1657 | inc esi |
||
1658 | lods word [esi] |
||
1659 | cmp ax,'(' |
||
1660 | jne invalid_argument |
||
1661 | lods dword [esi] |
||
1662 | mov edx,esi |
||
1663 | lea esi,[esi+eax+1] |
||
1664 | cmp [next_pass_needed],0 |
||
1665 | je resource_from_file |
||
1666 | cmp [current_pass],0 |
||
1667 | jne reserve_space_for_resource |
||
1668 | and [resource_size],0 |
||
2665 | dunkaist | 1669 | reserve_space_for_resource: |
31 | halyavin | 1670 | add edi,[resource_size] |
157 | heavyiron | 1671 | cmp edi,[tagged_blocks] |
4039 | heavyiron | 1672 | ja out_of_memory |
157 | heavyiron | 1673 | jmp resource_done |
1674 | resource_from_file: |
||
31 | halyavin | 1675 | push esi |
157 | heavyiron | 1676 | mov esi,edx |
1677 | call open_binary_file |
||
1678 | push ebx |
||
1679 | mov esi,[free_additional_memory] |
||
1680 | lea eax,[esi+20h] |
||
1681 | cmp eax,[structures_buffer] |
||
1682 | ja out_of_memory |
||
1683 | mov edx,esi |
||
1684 | mov ecx,20h |
||
1685 | call read |
||
1686 | jc invalid_file_format |
||
1687 | xor eax,eax |
||
1688 | cmp [esi],eax |
||
1689 | jne invalid_file_format |
||
1690 | mov ax,0FFFFh |
||
1691 | cmp [esi+8],eax |
||
1692 | jne invalid_file_format |
||
1693 | cmp [esi+12],eax |
||
1694 | jne invalid_file_format |
||
1695 | mov eax,20h |
||
1696 | cmp [esi+4],eax |
||
1697 | jne invalid_file_format |
||
1698 | read_resource_headers: |
||
31 | halyavin | 1699 | test eax,11b |
157 | heavyiron | 1700 | jz resource_file_alignment_ok |
1701 | mov edx,4 |
||
1702 | and eax,11b |
||
1703 | sub edx,eax |
||
1704 | mov al,1 |
||
1705 | call lseek |
||
1706 | resource_file_alignment_ok: |
||
31 | halyavin | 1707 | mov [esi],eax |
157 | heavyiron | 1708 | lea edx,[esi+12] |
1709 | mov ecx,8 |
||
1710 | call read |
||
1711 | jc resource_headers_ok |
||
1712 | mov ecx,[esi+16] |
||
1713 | add [esi],ecx |
||
1714 | lea edx,[esi+20] |
||
1715 | sub ecx,8 |
||
1716 | mov [esi+16],ecx |
||
1717 | lea eax,[edx+ecx] |
||
1718 | cmp eax,[structures_buffer] |
||
1719 | ja out_of_memory |
||
1720 | call read |
||
1721 | jc invalid_file_format |
||
1722 | mov edx,[esi] |
||
1723 | add edx,[esi+12] |
||
1724 | mov eax,[esi+16] |
||
1725 | lea ecx,[esi+20] |
||
1726 | lea esi,[ecx+eax] |
||
1727 | add ecx,2 |
||
1728 | cmp word [ecx-2],0FFFFh |
||
1729 | je resource_header_type_ok |
||
1730 | check_resource_header_type: |
||
31 | halyavin | 1731 | cmp ecx,esi |
157 | heavyiron | 1732 | jae invalid_file_format |
1733 | cmp word [ecx],0 |
||
1734 | je resource_header_type_ok |
||
1735 | add ecx,2 |
||
1736 | jmp check_resource_header_type |
||
1737 | resource_header_type_ok: |
||
31 | halyavin | 1738 | add ecx,2 |
157 | heavyiron | 1739 | cmp word [ecx],0FFFFh |
1740 | je resource_header_name_ok |
||
1741 | check_resource_header_name: |
||
31 | halyavin | 1742 | cmp ecx,esi |
157 | heavyiron | 1743 | jae invalid_file_format |
1744 | cmp word [ecx],0 |
||
1745 | je resource_header_name_ok |
||
1746 | add ecx,2 |
||
1747 | jmp check_resource_header_name |
||
1748 | resource_header_name_ok: |
||
31 | halyavin | 1749 | xor al,al |
157 | heavyiron | 1750 | call lseek |
1751 | jmp read_resource_headers |
||
1752 | resource_headers_ok: |
||
31 | halyavin | 1753 | xor eax,eax |
157 | heavyiron | 1754 | mov [esi],eax |
1755 | mov [resource_data],edi |
||
1756 | lea eax,[edi+16] |
||
1757 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 1758 | jae out_of_memory |
157 | heavyiron | 1759 | xor eax,eax |
1760 | stos dword [edi] |
||
1761 | call make_timestamp |
||
1762 | stos dword [edi] |
||
1763 | xor eax,eax |
||
1764 | stos dword [edi] |
||
1765 | stos dword [edi] |
||
1766 | xor ebx,ebx |
||
1767 | make_type_name_directory: |
||
31 | halyavin | 1768 | mov esi,[free_additional_memory] |
157 | heavyiron | 1769 | xor edx,edx |
1770 | find_type_name: |
||
31 | halyavin | 1771 | cmp dword [esi],0 |
157 | heavyiron | 1772 | je type_name_ok |
1773 | add esi,20 |
||
1774 | cmp word [esi],0FFFFh |
||
1775 | je check_next_type_name |
||
1776 | or ebx,ebx |
||
1777 | jz check_this_type_name |
||
1778 | xor ecx,ecx |
||
1779 | compare_with_previous_type_name: |
||
31 | halyavin | 1780 | mov ax,[esi+ecx] |
157 | heavyiron | 1781 | cmp ax,[ebx+ecx] |
1782 | ja check_this_type_name |
||
1783 | jb check_next_type_name |
||
1784 | add ecx,2 |
||
1785 | mov ax,[esi+ecx] |
||
1786 | or ax,[ebx+ecx] |
||
1787 | jnz compare_with_previous_type_name |
||
1788 | jmp check_next_type_name |
||
1789 | check_this_type_name: |
||
31 | halyavin | 1790 | or edx,edx |
157 | heavyiron | 1791 | jz type_name_found |
1792 | xor ecx,ecx |
||
1793 | compare_with_current_type_name: |
||
31 | halyavin | 1794 | mov ax,[esi+ecx] |
157 | heavyiron | 1795 | cmp ax,[edx+ecx] |
1796 | ja check_next_type_name |
||
1797 | jb type_name_found |
||
1798 | add ecx,2 |
||
1799 | mov ax,[esi+ecx] |
||
1800 | or ax,[edx+ecx] |
||
1801 | jnz compare_with_current_type_name |
||
1802 | jmp same_type_name |
||
1803 | type_name_found: |
||
31 | halyavin | 1804 | mov edx,esi |
157 | heavyiron | 1805 | same_type_name: |
31 | halyavin | 1806 | mov [esi-16],edi |
157 | heavyiron | 1807 | check_next_type_name: |
31 | halyavin | 1808 | mov eax,[esi-4] |
157 | heavyiron | 1809 | add esi,eax |
1810 | jmp find_type_name |
||
1811 | type_name_ok: |
||
31 | halyavin | 1812 | or edx,edx |
157 | heavyiron | 1813 | jz type_name_directory_done |
1814 | mov ebx,edx |
||
1815 | make_type_name_entry: |
||
31 | halyavin | 1816 | mov eax,[resource_data] |
157 | heavyiron | 1817 | inc word [eax+12] |
1818 | lea eax,[edi+8] |
||
1819 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 1820 | jae out_of_memory |
157 | heavyiron | 1821 | mov eax,ebx |
1822 | stos dword [edi] |
||
1823 | xor eax,eax |
||
1824 | stos dword [edi] |
||
1825 | jmp make_type_name_directory |
||
1826 | type_name_directory_done: |
||
31 | halyavin | 1827 | mov ebx,-1 |
157 | heavyiron | 1828 | make_type_id_directory: |
31 | halyavin | 1829 | mov esi,[free_additional_memory] |
157 | heavyiron | 1830 | mov edx,10000h |
1831 | find_type_id: |
||
31 | halyavin | 1832 | cmp dword [esi],0 |
157 | heavyiron | 1833 | je type_id_ok |
1834 | add esi,20 |
||
1835 | cmp word [esi],0FFFFh |
||
1836 | jne check_next_type_id |
||
1837 | movzx eax,word [esi+2] |
||
1838 | cmp eax,ebx |
||
1839 | jle check_next_type_id |
||
1840 | cmp eax,edx |
||
1841 | jg check_next_type_id |
||
1842 | mov edx,eax |
||
1843 | mov [esi-16],edi |
||
1844 | check_next_type_id: |
||
31 | halyavin | 1845 | mov eax,[esi-4] |
157 | heavyiron | 1846 | add esi,eax |
1847 | jmp find_type_id |
||
1848 | type_id_ok: |
||
31 | halyavin | 1849 | cmp edx,10000h |
157 | heavyiron | 1850 | je type_id_directory_done |
1851 | mov ebx,edx |
||
1852 | make_type_id_entry: |
||
31 | halyavin | 1853 | mov eax,[resource_data] |
157 | heavyiron | 1854 | inc word [eax+14] |
1855 | lea eax,[edi+8] |
||
1856 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 1857 | jae out_of_memory |
157 | heavyiron | 1858 | mov eax,ebx |
1859 | stos dword [edi] |
||
1860 | xor eax,eax |
||
1861 | stos dword [edi] |
||
1862 | jmp make_type_id_directory |
||
1863 | type_id_directory_done: |
||
31 | halyavin | 1864 | mov esi,[resource_data] |
157 | heavyiron | 1865 | add esi,10h |
1866 | mov ecx,[esi-4] |
||
1867 | or cx,cx |
||
1868 | jz resource_directories_ok |
||
1869 | make_resource_directories: |
||
31 | halyavin | 1870 | push ecx |
157 | heavyiron | 1871 | push edi |
1872 | mov edx,edi |
||
1873 | sub edx,[resource_data] |
||
1874 | bts edx,31 |
||
1875 | mov [esi+4],edx |
||
1876 | lea eax,[edi+16] |
||
1877 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 1878 | jae out_of_memory |
157 | heavyiron | 1879 | xor eax,eax |
1880 | stos dword [edi] |
||
1881 | call make_timestamp |
||
1882 | stos dword [edi] |
||
1883 | xor eax,eax |
||
1884 | stos dword [edi] |
||
1885 | stos dword [edi] |
||
1886 | mov ebp,esi |
||
1887 | xor ebx,ebx |
||
1888 | make_resource_name_directory: |
||
31 | halyavin | 1889 | mov esi,[free_additional_memory] |
157 | heavyiron | 1890 | xor edx,edx |
1891 | find_resource_name: |
||
31 | halyavin | 1892 | cmp dword [esi],0 |
157 | heavyiron | 1893 | je resource_name_ok |
1894 | push esi |
||
1895 | cmp [esi+4],ebp |
||
1896 | jne check_next_resource_name |
||
1897 | add esi,20 |
||
1898 | call skip_resource_name |
||
1899 | cmp word [esi],0FFFFh |
||
1900 | je check_next_resource_name |
||
1901 | or ebx,ebx |
||
1902 | jz check_this_resource_name |
||
1903 | xor ecx,ecx |
||
1904 | compare_with_previous_resource_name: |
||
31 | halyavin | 1905 | mov ax,[esi+ecx] |
157 | heavyiron | 1906 | cmp ax,[ebx+ecx] |
1907 | ja check_this_resource_name |
||
1908 | jb check_next_resource_name |
||
1909 | add ecx,2 |
||
1910 | mov ax,[esi+ecx] |
||
1911 | or ax,[ebx+ecx] |
||
1912 | jnz compare_with_previous_resource_name |
||
1913 | jmp check_next_resource_name |
||
1914 | skip_resource_name: |
||
31 | halyavin | 1915 | cmp word [esi],0FFFFh |
157 | heavyiron | 1916 | jne skip_unicode_string |
1917 | add esi,4 |
||
1918 | ret |
||
1919 | skip_unicode_string: |
||
31 | halyavin | 1920 | add esi,2 |
157 | heavyiron | 1921 | cmp word [esi-2],0 |
1922 | jne skip_unicode_string |
||
1923 | ret |
||
1924 | check_this_resource_name: |
||
31 | halyavin | 1925 | or edx,edx |
157 | heavyiron | 1926 | jz resource_name_found |
1927 | xor ecx,ecx |
||
1928 | compare_with_current_resource_name: |
||
31 | halyavin | 1929 | mov ax,[esi+ecx] |
157 | heavyiron | 1930 | cmp ax,[edx+ecx] |
1931 | ja check_next_resource_name |
||
1932 | jb resource_name_found |
||
1933 | add ecx,2 |
||
1934 | mov ax,[esi+ecx] |
||
1935 | or ax,[edx+ecx] |
||
1936 | jnz compare_with_current_resource_name |
||
1937 | jmp same_resource_name |
||
1938 | resource_name_found: |
||
31 | halyavin | 1939 | mov edx,esi |
157 | heavyiron | 1940 | same_resource_name: |
31 | halyavin | 1941 | mov eax,[esp] |
157 | heavyiron | 1942 | mov [eax+8],edi |
1943 | check_next_resource_name: |
||
31 | halyavin | 1944 | pop esi |
157 | heavyiron | 1945 | mov eax,[esi+16] |
1946 | lea esi,[esi+20+eax] |
||
1947 | jmp find_resource_name |
||
1948 | resource_name_ok: |
||
31 | halyavin | 1949 | or edx,edx |
157 | heavyiron | 1950 | jz resource_name_directory_done |
1951 | mov ebx,edx |
||
1952 | make_resource_name_entry: |
||
31 | halyavin | 1953 | mov eax,[esp] |
157 | heavyiron | 1954 | inc word [eax+12] |
1955 | lea eax,[edi+8] |
||
1956 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 1957 | jae out_of_memory |
157 | heavyiron | 1958 | mov eax,ebx |
1959 | stos dword [edi] |
||
1960 | xor eax,eax |
||
1961 | stos dword [edi] |
||
1962 | jmp make_resource_name_directory |
||
1963 | resource_name_directory_done: |
||
31 | halyavin | 1964 | mov ebx,-1 |
157 | heavyiron | 1965 | make_resource_id_directory: |
31 | halyavin | 1966 | mov esi,[free_additional_memory] |
157 | heavyiron | 1967 | mov edx,10000h |
1968 | find_resource_id: |
||
31 | halyavin | 1969 | cmp dword [esi],0 |
157 | heavyiron | 1970 | je resource_id_ok |
1971 | push esi |
||
1972 | cmp [esi+4],ebp |
||
1973 | jne check_next_resource_id |
||
1974 | add esi,20 |
||
1975 | call skip_resource_name |
||
1976 | cmp word [esi],0FFFFh |
||
1977 | jne check_next_resource_id |
||
1978 | movzx eax,word [esi+2] |
||
1979 | cmp eax,ebx |
||
1980 | jle check_next_resource_id |
||
1981 | cmp eax,edx |
||
1982 | jg check_next_resource_id |
||
1983 | mov edx,eax |
||
1984 | mov eax,[esp] |
||
1985 | mov [eax+8],edi |
||
1986 | check_next_resource_id: |
||
31 | halyavin | 1987 | pop esi |
157 | heavyiron | 1988 | mov eax,[esi+16] |
1989 | lea esi,[esi+20+eax] |
||
1990 | jmp find_resource_id |
||
1991 | resource_id_ok: |
||
31 | halyavin | 1992 | cmp edx,10000h |
157 | heavyiron | 1993 | je resource_id_directory_done |
1994 | mov ebx,edx |
||
1995 | make_resource_id_entry: |
||
31 | halyavin | 1996 | mov eax,[esp] |
157 | heavyiron | 1997 | inc word [eax+14] |
1998 | lea eax,[edi+8] |
||
1999 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2000 | jae out_of_memory |
157 | heavyiron | 2001 | mov eax,ebx |
2002 | stos dword [edi] |
||
2003 | xor eax,eax |
||
2004 | stos dword [edi] |
||
2005 | jmp make_resource_id_directory |
||
2006 | resource_id_directory_done: |
||
31 | halyavin | 2007 | pop eax |
157 | heavyiron | 2008 | mov esi,ebp |
2009 | pop ecx |
||
2010 | add esi,8 |
||
2011 | dec cx |
||
2012 | jnz make_resource_directories |
||
2013 | resource_directories_ok: |
||
31 | halyavin | 2014 | shr ecx,16 |
157 | heavyiron | 2015 | jnz make_resource_directories |
2016 | mov esi,[resource_data] |
||
2017 | add esi,10h |
||
2018 | movzx eax,word [esi-4] |
||
2019 | movzx edx,word [esi-2] |
||
2020 | add eax,edx |
||
2021 | lea esi,[esi+eax*8] |
||
2022 | push edi ; address of language directories |
||
2023 | update_resource_directories: |
||
31 | halyavin | 2024 | cmp esi,[esp] |
157 | heavyiron | 2025 | je resource_directories_updated |
2026 | add esi,10h |
||
2027 | mov ecx,[esi-4] |
||
2028 | or cx,cx |
||
2029 | jz language_directories_ok |
||
2030 | make_language_directories: |
||
31 | halyavin | 2031 | push ecx |
157 | heavyiron | 2032 | push edi |
2033 | mov edx,edi |
||
2034 | sub edx,[resource_data] |
||
2035 | bts edx,31 |
||
2036 | mov [esi+4],edx |
||
2037 | lea eax,[edi+16] |
||
2038 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2039 | jae out_of_memory |
157 | heavyiron | 2040 | xor eax,eax |
2041 | stos dword [edi] |
||
2042 | call make_timestamp |
||
2043 | stos dword [edi] |
||
2044 | xor eax,eax |
||
2045 | stos dword [edi] |
||
2046 | stos dword [edi] |
||
2047 | mov ebp,esi |
||
2048 | mov ebx,-1 |
||
2049 | make_language_id_directory: |
||
31 | halyavin | 2050 | mov esi,[free_additional_memory] |
157 | heavyiron | 2051 | mov edx,10000h |
2052 | find_language_id: |
||
31 | halyavin | 2053 | cmp dword [esi],0 |
157 | heavyiron | 2054 | je language_id_ok |
2055 | push esi |
||
2056 | cmp [esi+8],ebp |
||
2057 | jne check_next_language_id |
||
2058 | add esi,20 |
||
2059 | mov eax,esi |
||
2060 | call skip_resource_name |
||
2061 | call skip_resource_name |
||
2062 | neg eax |
||
2063 | add eax,esi |
||
2064 | and eax,11b |
||
2065 | add esi,eax |
||
2066 | get_language_id: |
||
31 | halyavin | 2067 | movzx eax,word [esi+6] |
157 | heavyiron | 2068 | cmp eax,ebx |
2069 | jle check_next_language_id |
||
2070 | cmp eax,edx |
||
2071 | jge check_next_language_id |
||
2072 | mov edx,eax |
||
2073 | mov eax,[esp] |
||
2074 | mov dword [value],eax |
||
992 | heavyiron | 2075 | check_next_language_id: |
31 | halyavin | 2076 | pop esi |
157 | heavyiron | 2077 | mov eax,[esi+16] |
2078 | lea esi,[esi+20+eax] |
||
2079 | jmp find_language_id |
||
2080 | language_id_ok: |
||
31 | halyavin | 2081 | cmp edx,10000h |
157 | heavyiron | 2082 | je language_id_directory_done |
2083 | mov ebx,edx |
||
2084 | make_language_id_entry: |
||
31 | halyavin | 2085 | mov eax,[esp] |
157 | heavyiron | 2086 | inc word [eax+14] |
2087 | lea eax,[edi+8] |
||
2088 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2089 | jae out_of_memory |
157 | heavyiron | 2090 | mov eax,ebx |
2091 | stos dword [edi] |
||
2092 | mov eax,dword [value] |
||
992 | heavyiron | 2093 | stos dword [edi] |
157 | heavyiron | 2094 | jmp make_language_id_directory |
2095 | language_id_directory_done: |
||
31 | halyavin | 2096 | pop eax |
157 | heavyiron | 2097 | mov esi,ebp |
2098 | pop ecx |
||
2099 | add esi,8 |
||
2100 | dec cx |
||
2101 | jnz make_language_directories |
||
2102 | language_directories_ok: |
||
31 | halyavin | 2103 | shr ecx,16 |
157 | heavyiron | 2104 | jnz make_language_directories |
2105 | jmp update_resource_directories |
||
2106 | resource_directories_updated: |
||
31 | halyavin | 2107 | mov esi,[resource_data] |
157 | heavyiron | 2108 | push edi |
2109 | make_name_strings: |
||
31 | halyavin | 2110 | add esi,10h |
157 | heavyiron | 2111 | movzx eax,word [esi-2] |
2112 | movzx ecx,word [esi-4] |
||
2113 | add eax,ecx |
||
2114 | lea eax,[esi+eax*8] |
||
2115 | push eax |
||
2116 | or ecx,ecx |
||
2117 | jz string_entries_processed |
||
2118 | process_string_entries: |
||
31 | halyavin | 2119 | push ecx |
157 | heavyiron | 2120 | mov edx,edi |
2121 | sub edx,[resource_data] |
||
2122 | bts edx,31 |
||
2123 | xchg [esi],edx |
||
2124 | mov ebx,edi |
||
2125 | xor ax,ax |
||
2126 | stos word [edi] |
||
2127 | copy_string_data: |
||
31 | halyavin | 2128 | lea eax,[edi+2] |
157 | heavyiron | 2129 | cmp eax,[tagged_blocks] |
4039 | heavyiron | 2130 | jae out_of_memory |
157 | heavyiron | 2131 | mov ax,[edx] |
2132 | or ax,ax |
||
2133 | jz string_data_copied |
||
2134 | stos word [edi] |
||
2135 | inc word [ebx] |
||
2136 | add edx,2 |
||
2137 | jmp copy_string_data |
||
2138 | string_data_copied: |
||
31 | halyavin | 2139 | add esi,8 |
157 | heavyiron | 2140 | pop ecx |
2141 | loop process_string_entries |
||
2142 | string_entries_processed: |
||
31 | halyavin | 2143 | pop esi |
157 | heavyiron | 2144 | cmp esi,[esp] |
2145 | jb make_name_strings |
||
2146 | mov eax,edi |
||
2147 | sub eax,[resource_data] |
||
2148 | test al,11b |
||
2149 | jz resource_strings_alignment_ok |
||
2150 | xor ax,ax |
||
2151 | stos word [edi] |
||
2152 | resource_strings_alignment_ok: |
||
31 | halyavin | 2153 | pop edx |
157 | heavyiron | 2154 | pop ebx ; address of language directories |
2155 | mov ebp,edi |
||
2156 | update_language_directories: |
||
31 | halyavin | 2157 | add ebx,10h |
157 | heavyiron | 2158 | movzx eax,word [ebx-2] |
2159 | movzx ecx,word [ebx-4] |
||
2160 | add ecx,eax |
||
2161 | make_data_records: |
||
31 | halyavin | 2162 | push ecx |
157 | heavyiron | 2163 | mov esi,edi |
2164 | sub esi,[resource_data] |
||
2165 | xchg esi,[ebx+4] |
||
2166 | lea eax,[edi+16] |
||
2167 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2168 | jae out_of_memory |
157 | heavyiron | 2169 | mov eax,esi |
2170 | stos dword [edi] |
||
2171 | mov eax,[esi+12] |
||
2172 | stos dword [edi] |
||
2173 | xor eax,eax |
||
2174 | stos dword [edi] |
||
2175 | stos dword [edi] |
||
2176 | pop ecx |
||
2177 | add ebx,8 |
||
2178 | loop make_data_records |
||
2179 | cmp ebx,edx |
||
2180 | jb update_language_directories |
||
2181 | pop ebx ; file handle |
||
2182 | mov esi,ebp |
||
2183 | mov ebp,edi |
||
2184 | update_data_records: |
||
31 | halyavin | 2185 | push ebp |
157 | heavyiron | 2186 | mov ecx,edi |
2187 | mov eax,[current_section] |
||
2188 | sub ecx,[eax+14h] |
||
2189 | add ecx,[eax+0Ch] |
||
2190 | xchg ecx,[esi] |
||
2191 | mov edx,[ecx] |
||
2192 | xor al,al |
||
2193 | call lseek |
||
2194 | mov edx,edi |
||
2195 | mov ecx,[esi+4] |
||
2196 | add edi,ecx |
||
2197 | cmp edi,[tagged_blocks] |
||
4039 | heavyiron | 2198 | ja out_of_memory |
157 | heavyiron | 2199 | call read |
2200 | mov eax,edi |
||
2201 | sub eax,[resource_data] |
||
2202 | and eax,11b |
||
2203 | jz resource_data_alignment_ok |
||
2204 | mov ecx,4 |
||
2205 | sub ecx,eax |
||
2206 | xor al,al |
||
2207 | rep stos byte [edi] |
||
2208 | resource_data_alignment_ok: |
||
31 | halyavin | 2209 | pop ebp |
157 | heavyiron | 2210 | add esi,16 |
2211 | cmp esi,ebp |
||
2212 | jb update_data_records |
||
2213 | pop esi |
||
2214 | call close |
||
2215 | mov eax,edi |
||
2216 | sub eax,[resource_data] |
||
2217 | mov [resource_size],eax |
||
2218 | resource_done: |
||
31 | halyavin | 2219 | ret |
157 | heavyiron | 2220 | close_pe: |
31 | halyavin | 2221 | call close_pe_section |
157 | heavyiron | 2222 | mov edx,[code_start] |
2223 | mov [edx+50h],eax |
||
2224 | call make_timestamp |
||
2225 | mov edx,[code_start] |
||
2226 | mov [edx+8],eax |
||
2227 | mov eax,[number_of_sections] |
||
2228 | mov [edx+6],ax |
||
2229 | imul eax,28h |
||
2230 | movzx ecx,word [edx+14h] |
||
2231 | lea eax,[eax+18h+ecx] |
||
2232 | add eax,[stub_size] |
||
2233 | mov ecx,[edx+3Ch] |
||
2234 | dec ecx |
||
2235 | add eax,ecx |
||
2236 | not ecx |
||
2237 | and eax,ecx |
||
2238 | cmp eax,[edx+54h] |
||
2239 | je pe_sections_ok |
||
2240 | or [next_pass_needed],-1 |
||
2241 | pe_sections_ok: |
||
31 | halyavin | 2242 | xor ecx,ecx |
157 | heavyiron | 2243 | add edx,78h |
2244 | test [format_flags],4 |
||
2287 | heavyiron | 2245 | jz process_directories |
157 | heavyiron | 2246 | add edx,10h |
2247 | process_directories: |
||
31 | halyavin | 2248 | mov eax,[edx+ecx*8] |
157 | heavyiron | 2249 | or eax,eax |
2250 | jz directory_ok |
||
2251 | cmp dword [edx+ecx*8+4],-1 |
||
2252 | jne directory_ok |
||
2253 | section_data: |
||
31 | halyavin | 2254 | mov ebx,[edx+ecx*8] |
157 | heavyiron | 2255 | mov eax,[ebx+0Ch] |
2256 | mov [edx+ecx*8],eax ; directory rva |
||
2257 | mov eax,[ebx+8] |
||
2258 | mov [edx+ecx*8+4],eax ; directory size |
||
2259 | directory_ok: |
||
31 | halyavin | 2260 | inc cl |
157 | heavyiron | 2261 | cmp cl,10h |
2262 | jb process_directories |
||
2263 | cmp dword [edx+5*8],0 |
||
2287 | heavyiron | 2264 | jne finish_pe_relocations |
2265 | mov eax,[number_of_relocations] |
||
2266 | shl eax,2 |
||
2267 | sub [free_additional_memory],eax |
||
2268 | btr [resolver_flags],0 |
||
2269 | jnc pe_relocations_ok |
||
2270 | or [next_pass_needed],-1 |
||
2271 | jmp pe_relocations_ok |
||
2272 | finish_pe_relocations: |
||
2273 | push edi |
||
2274 | mov edi,[reserved_fixups] |
||
2275 | call make_fixups |
||
2276 | pop edi |
||
2277 | add [actual_fixups_size],eax |
||
2278 | cmp eax,[reserved_fixups_size] |
||
2279 | je pe_relocations_ok |
||
2280 | or [next_pass_needed],-1 |
||
2281 | pe_relocations_ok: |
||
2282 | mov ebx,[code_start] |
||
157 | heavyiron | 2283 | sub ebx,[stub_size] |
2284 | mov ecx,edi |
||
2285 | sub ecx,ebx |
||
2286 | mov ebp,ecx |
||
2287 | shr ecx,1 |
||
2288 | xor eax,eax |
||
2289 | cdq |
||
2290 | calculate_checksum: |
||
31 | halyavin | 2291 | mov dx,[ebx] |
157 | heavyiron | 2292 | add eax,edx |
2293 | mov dx,ax |
||
2294 | shr eax,16 |
||
2295 | add eax,edx |
||
2296 | add ebx,2 |
||
2297 | loop calculate_checksum |
||
2298 | add eax,ebp |
||
2299 | mov ebx,[code_start] |
||
2300 | mov [ebx+58h],eax |
||
2301 | ret |
||
2302 | |||
31 | halyavin | 2303 | |
2304 | mov eax,[additional_memory] |
||
157 | heavyiron | 2305 | mov [symbols_stream],eax |
2306 | mov ebx,eax |
||
2307 | add eax,20h |
||
2308 | cmp eax,[structures_buffer] |
||
2309 | jae out_of_memory |
||
2310 | mov [free_additional_memory],eax |
||
2311 | xor eax,eax |
||
2312 | mov [ebx],al |
||
2313 | mov [ebx+4],eax |
||
2314 | mov [ebx+8],edi |
||
2315 | mov al,4 |
||
2316 | mov [ebx+10h],eax |
||
2317 | mov al,60h |
||
2318 | bt [format_flags],0 |
||
2319 | jnc flat_section_flags_ok |
||
2320 | or eax,0E0000000h |
||
2321 | flat_section_flags_ok: |
||
31 | halyavin | 2322 | mov dword [ebx+14h],eax |
157 | heavyiron | 2323 | mov [current_section],ebx |
2324 | xor eax,eax |
||
1115 | heavyiron | 2325 | mov [number_of_sections],eax |
2326 | mov edx,ebx |
||
4039 | heavyiron | 2327 | call init_addressing_space |
2328 | mov [ebx+14h],edx |
||
2329 | mov byte [ebx+9],2 |
||
2330 | mov [code_type],32 |
||
2665 | dunkaist | 2331 | test [format_flags],8 |
2332 | jz format_defined |
||
2333 | mov byte [ebx+9],4 |
||
4039 | heavyiron | 2334 | mov [code_type],64 |
2665 | dunkaist | 2335 | jmp format_defined |
2336 | coff_section: |
||
31 | halyavin | 2337 | call close_coff_section |
157 | heavyiron | 2338 | mov ebx,[free_additional_memory] |
2339 | lea eax,[ebx+20h] |
||
2340 | cmp eax,[structures_buffer] |
||
2341 | jae out_of_memory |
||
2342 | mov [free_additional_memory],eax |
||
2343 | mov [current_section],ebx |
||
2344 | inc [number_of_sections] |
||
2345 | xor eax,eax |
||
2346 | mov [ebx],al |
||
2347 | mov [ebx+8],edi |
||
2348 | mov [ebx+10h],eax |
||
2349 | mov [ebx+14h],eax |
||
2350 | mov edx,ebx |
||
4039 | heavyiron | 2351 | call create_addressing_space |
2352 | xchg edx,ebx |
||
2353 | mov [edx+14h],ebx |
||
2354 | mov byte [edx+9],2 |
||
2355 | test [format_flags],8 |
||
2356 | jz coff_labels_type_ok |
||
2357 | mov byte [edx+9],4 |
||
2358 | coff_labels_type_ok: |
||
2359 | lods word [esi] |
||
157 | heavyiron | 2360 | cmp ax,'(' |
2361 | jne invalid_argument |
||
2362 | mov [ebx+4],esi |
||
2363 | mov ecx,[esi] |
||
2364 | lea esi,[esi+4+ecx+1] |
||
2365 | cmp ecx,8 |
||
2366 | ja name_too_long |
||
2367 | coff_section_flags: |
||
31 | halyavin | 2368 | cmp byte [esi],8Ch |
2287 | heavyiron | 2369 | je coff_section_alignment |
157 | heavyiron | 2370 | cmp byte [esi],19h |
2371 | jne coff_section_settings_ok |
||
2372 | inc esi |
||
2373 | lods byte [esi] |
||
2374 | bt [format_flags],0 |
||
2375 | jc coff_section_flag_ok |
||
2376 | cmp al,7 |
||
2377 | ja invalid_argument |
||
2378 | coff_section_flag_ok: |
||
31 | halyavin | 2379 | mov cl,al |
157 | heavyiron | 2380 | mov eax,1 |
2381 | shl eax,cl |
||
2382 | test dword [ebx+14h],eax |
||
2383 | jnz setting_already_specified |
||
2384 | or dword [ebx+14h],eax |
||
2385 | jmp coff_section_flags |
||
2386 | coff_section_alignment: |
||
31 | halyavin | 2387 | bt [format_flags],0 |
157 | heavyiron | 2388 | jnc invalid_argument |
2389 | inc esi |
||
2390 | lods byte [esi] |
||
2391 | cmp al,'(' |
||
2392 | jne invalid_argument |
||
2393 | cmp byte [esi],'.' |
||
2394 | je invalid_value |
||
2395 | push ebx |
||
2396 | call get_count_value |
||
2287 | heavyiron | 2397 | pop ebx |
157 | heavyiron | 2398 | mov edx,eax |
2399 | dec edx |
||
2400 | test eax,edx |
||
2401 | jnz invalid_value |
||
2402 | or eax,eax |
||
2403 | jz invalid_value |
||
2404 | cmp eax,2000h |
||
2405 | ja invalid_value |
||
2406 | bsf edx,eax |
||
2407 | inc edx |
||
2408 | shl edx,20 |
||
2409 | or [ebx+14h],edx |
||
2410 | xchg [ebx+10h],eax |
||
2411 | or eax,eax |
||
2412 | jnz setting_already_specified |
||
2413 | jmp coff_section_flags |
||
2414 | coff_section_settings_ok: |
||
31 | halyavin | 2415 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2416 | jne instruction_assembled |
2417 | mov dword [ebx+10h],4 |
||
2418 | bt [format_flags],0 |
||
2419 | jnc instruction_assembled |
||
2420 | or dword [ebx+14h],300000h |
||
2421 | jmp instruction_assembled |
||
2422 | close_coff_section: |
||
31 | halyavin | 2423 | mov ebx,[current_section] |
157 | heavyiron | 2424 | mov eax,edi |
2425 | mov edx,[ebx+8] |
||
2426 | sub eax,edx |
||
2427 | mov [ebx+0Ch],eax |
||
2428 | xor eax,eax |
||
2429 | xchg [undefined_data_end],eax |
||
2430 | cmp eax,edi |
||
2431 | jne coff_section_ok |
||
2432 | cmp edx,[undefined_data_start] |
||
2433 | jne coff_section_ok |
||
2434 | mov edi,edx |
||
2435 | or byte [ebx+14h],80h |
||
2436 | coff_section_ok: |
||
31 | halyavin | 2437 | ret |
157 | heavyiron | 2438 | mark_coff_relocation: |
31 | halyavin | 2439 | cmp [value_type],3 |
157 | heavyiron | 2440 | je coff_relocation_relative |
2441 | push ebx eax |
||
2442 | test [format_flags],8 |
||
2443 | jnz coff_64bit_relocation |
||
2444 | mov al,6 |
||
2445 | cmp [value_type],2 |
||
4039 | heavyiron | 2446 | je coff_relocation |
2447 | cmp [value_type],5 |
||
992 | heavyiron | 2448 | jne invalid_use_of_symbol |
4039 | heavyiron | 2449 | inc al |
992 | heavyiron | 2450 | jmp coff_relocation |
157 | heavyiron | 2451 | coff_64bit_relocation: |
31 | halyavin | 2452 | mov al,1 |
157 | heavyiron | 2453 | cmp [value_type],4 |
2454 | je coff_relocation |
||
2455 | mov al,2 |
||
2456 | cmp [value_type],2 |
||
4039 | heavyiron | 2457 | je coff_relocation |
2458 | cmp [value_type],5 |
||
992 | heavyiron | 2459 | jne invalid_use_of_symbol |
4039 | heavyiron | 2460 | inc al |
992 | heavyiron | 2461 | jmp coff_relocation |
157 | heavyiron | 2462 | coff_relocation_relative: |
31 | halyavin | 2463 | push ebx |
157 | heavyiron | 2464 | bt [format_flags],0 |
2465 | jnc relative_ok |
||
2466 | mov ebx,[current_section] |
||
2467 | mov ebx,[ebx+8] |
||
2468 | sub ebx,edi |
||
2469 | sub eax,ebx |
||
2470 | add eax,4 |
||
2471 | relative_ok: |
||
31 | halyavin | 2472 | mov ebx,[addressing_space] |
4039 | heavyiron | 2473 | push eax |
157 | heavyiron | 2474 | mov al,20 |
2475 | test [format_flags],8 |
||
2476 | jnz relative_coff_64bit_relocation |
||
2477 | cmp byte [ebx+9],2 |
||
4039 | heavyiron | 2478 | jne invalid_use_of_symbol |
157 | heavyiron | 2479 | jmp coff_relocation |
2480 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2481 | mov al,4 |
157 | heavyiron | 2482 | cmp byte [ebx+9],4 |
4039 | heavyiron | 2483 | jne invalid_use_of_symbol |
157 | heavyiron | 2484 | coff_relocation: |
31 | halyavin | 2485 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2486 | add ebx,0Ch |
2487 | cmp ebx,[structures_buffer] |
||
2488 | jae out_of_memory |
||
2489 | mov [free_additional_memory],ebx |
||
2490 | mov byte [ebx-0Ch],al |
||
2491 | mov eax,[current_section] |
||
2492 | mov eax,[eax+8] |
||
2493 | neg eax |
||
2494 | add eax,edi |
||
2495 | mov [ebx-0Ch+4],eax |
||
2496 | mov eax,[symbol_identifier] |
||
2497 | mov [ebx-0Ch+8],eax |
||
2498 | pop eax ebx |
||
2499 | ret |
||
2500 | close_coff: |
||
31 | halyavin | 2501 | call close_coff_section |
157 | heavyiron | 2502 | cmp [next_pass_needed],0 |
2503 | je coff_closed |
||
2504 | mov eax,[symbols_stream] |
||
2505 | mov [free_additional_memory],eax |
||
2506 | coff_closed: |
||
31 | halyavin | 2507 | ret |
157 | heavyiron | 2508 | coff_formatter: |
31 | halyavin | 2509 | sub edi,[code_start] |
157 | heavyiron | 2510 | mov [code_size],edi |
2511 | call prepare_default_section |
||
2512 | mov edi,[free_additional_memory] |
||
2513 | mov ebx,edi |
||
2514 | mov ecx,28h shr 2 |
||
2515 | imul ecx,[number_of_sections] |
||
2516 | add ecx,14h shr 2 |
||
2517 | lea eax,[edi+ecx*4] |
||
2518 | cmp eax,[structures_buffer] |
||
2519 | jae out_of_memory |
||
2520 | xor eax,eax |
||
2521 | rep stos dword [edi] |
||
2522 | mov word [ebx],14Ch |
||
2523 | test [format_flags],8 |
||
2524 | jz coff_magic_ok |
||
2525 | mov word [ebx],8664h |
||
2526 | coff_magic_ok: |
||
31 | halyavin | 2527 | mov word [ebx+12h],104h |
157 | heavyiron | 2528 | bt [format_flags],0 |
2529 | jnc coff_flags_ok |
||
2530 | or byte [ebx+12h],80h |
||
2531 | coff_flags_ok: |
||
31 | halyavin | 2532 | push ebx |
157 | heavyiron | 2533 | call make_timestamp |
2534 | pop ebx |
||
2535 | mov [ebx+4],eax |
||
2536 | mov eax,[number_of_sections] |
||
2537 | mov [ebx+2],ax |
||
2538 | mov esi,[symbols_stream] |
||
2539 | xor eax,eax |
||
2540 | xor ecx,ecx |
||
2541 | enumerate_symbols: |
||
31 | halyavin | 2542 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2543 | je symbols_enumerated |
2544 | mov dl,[esi] |
||
2545 | or dl,dl |
||
2546 | jz enumerate_section |
||
2547 | cmp dl,0C0h |
||
624 | heavyiron | 2548 | jae enumerate_public |
2549 | cmp dl,80h |
||
157 | heavyiron | 2550 | jae enumerate_extrn |
624 | heavyiron | 2551 | add esi,0Ch |
157 | heavyiron | 2552 | jmp enumerate_symbols |
2553 | enumerate_section: |
||
31 | halyavin | 2554 | mov edx,eax |
157 | heavyiron | 2555 | shl edx,8 |
2556 | mov [esi],edx |
||
2557 | inc eax |
||
2558 | inc ecx |
||
2559 | mov [esi+1Eh],cx |
||
2560 | add esi,20h |
||
2561 | jmp enumerate_symbols |
||
2562 | enumerate_public: |
||
31 | halyavin | 2563 | mov edx,eax |
157 | heavyiron | 2564 | shl edx,8 |
2565 | mov dl,[esi] |
||
624 | heavyiron | 2566 | mov [esi],edx |
157 | heavyiron | 2567 | mov edx,[esi+8] |
2568 | add esi,10h |
||
2569 | inc eax |
||
2570 | cmp byte [edx+11],0 |
||
2665 | dunkaist | 2571 | je enumerate_symbols |
2572 | mov edx,[edx+20] |
||
157 | heavyiron | 2573 | cmp byte [edx],0C0h |
624 | heavyiron | 2574 | jae enumerate_symbols |
2575 | cmp byte [edx],80h |
||
2576 | jb enumerate_symbols |
||
2577 | inc eax |
||
157 | heavyiron | 2578 | jmp enumerate_symbols |
2579 | enumerate_extrn: |
||
31 | halyavin | 2580 | mov edx,eax |
157 | heavyiron | 2581 | shl edx,8 |
2582 | mov dl,[esi] |
||
624 | heavyiron | 2583 | mov [esi],edx |
157 | heavyiron | 2584 | add esi,0Ch |
2585 | inc eax |
||
2586 | jmp enumerate_symbols |
||
2587 | prepare_default_section: |
||
31 | halyavin | 2588 | mov ebx,[symbols_stream] |
157 | heavyiron | 2589 | cmp dword [ebx+0Ch],0 |
2590 | jne default_section_ok |
||
2591 | cmp [number_of_sections],0 |
||
2592 | je default_section_ok |
||
2593 | mov edx,ebx |
||
2594 | find_references_to_default_section: |
||
31 | halyavin | 2595 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2596 | jne check_reference |
2597 | add [symbols_stream],20h |
||
2598 | ret |
||
2599 | check_reference: |
||
31 | halyavin | 2600 | mov al,[ebx] |
157 | heavyiron | 2601 | or al,al |
2602 | jz skip_other_section |
||
2603 | cmp al,0C0h |
||
624 | heavyiron | 2604 | jae check_public_reference |
2605 | cmp al,80h |
||
157 | heavyiron | 2606 | jae next_reference |
624 | heavyiron | 2607 | cmp edx,[ebx+8] |
157 | heavyiron | 2608 | je default_section_ok |
2609 | next_reference: |
||
31 | halyavin | 2610 | add ebx,0Ch |
157 | heavyiron | 2611 | jmp find_references_to_default_section |
2612 | check_public_reference: |
||
31 | halyavin | 2613 | mov eax,[ebx+8] |
157 | heavyiron | 2614 | add ebx,10h |
2615 | test byte [eax+8],1 |
||
2616 | jz find_references_to_default_section |
||
2617 | mov cx,[current_pass] |
||
2618 | cmp cx,[eax+16] |
||
2619 | jne find_references_to_default_section |
||
2620 | cmp edx,[eax+20] |
||
2621 | je default_section_ok |
||
2622 | jmp find_references_to_default_section |
||
2623 | skip_other_section: |
||
31 | halyavin | 2624 | add ebx,20h |
157 | heavyiron | 2625 | jmp find_references_to_default_section |
2626 | default_section_ok: |
||
31 | halyavin | 2627 | inc [number_of_sections] |
157 | heavyiron | 2628 | ret |
2629 | symbols_enumerated: |
||
31 | halyavin | 2630 | mov [ebx+0Ch],eax |
157 | heavyiron | 2631 | mov ebp,edi |
2632 | sub ebp,ebx |
||
2633 | push ebp |
||
2634 | lea edi,[ebx+14h] |
||
2635 | mov esi,[symbols_stream] |
||
2636 | find_section: |
||
31 | halyavin | 2637 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2638 | je sections_finished |
2639 | mov al,[esi] |
||
2640 | or al,al |
||
2641 | jz section_found |
||
2642 | add esi,0Ch |
||
2643 | cmp al,0C0h |
||
624 | heavyiron | 2644 | jb find_section |
2645 | add esi,4 |
||
157 | heavyiron | 2646 | jmp find_section |
2647 | section_found: |
||
31 | halyavin | 2648 | push esi edi |
157 | heavyiron | 2649 | mov esi,[esi+4] |
2650 | or esi,esi |
||
2651 | jz default_section |
||
2652 | mov ecx,[esi] |
||
2653 | add esi,4 |
||
2654 | rep movs byte [edi],[esi] |
||
2655 | jmp section_name_ok |
||
2656 | default_section: |
||
31 | halyavin | 2657 | mov al,'.' |
157 | heavyiron | 2658 | stos byte [edi] |
2659 | mov eax,'flat' |
||
2660 | stos dword [edi] |
||
2661 | section_name_ok: |
||
31 | halyavin | 2662 | pop edi esi |
157 | heavyiron | 2663 | mov eax,[esi+0Ch] |
2664 | mov [edi+10h],eax |
||
2665 | mov eax,[esi+14h] |
||
2666 | mov [edi+24h],eax |
||
2667 | test al,80h |
||
2668 | jnz section_ptr_ok |
||
2669 | mov eax,[esi+8] |
||
2670 | sub eax,[code_start] |
||
2671 | add eax,ebp |
||
2672 | mov [edi+14h],eax |
||
2673 | section_ptr_ok: |
||
31 | halyavin | 2674 | mov ebx,[code_start] |
157 | heavyiron | 2675 | mov edx,[code_size] |
2676 | add ebx,edx |
||
2677 | add edx,ebp |
||
2678 | xor ecx,ecx |
||
2679 | add esi,20h |
||
2680 | find_relocations: |
||
31 | halyavin | 2681 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2682 | je section_relocations_done |
2683 | mov al,[esi] |
||
2684 | or al,al |
||
2685 | jz section_relocations_done |
||
2686 | cmp al,80h |
||
2687 | jb add_relocation |
||
2688 | cmp al,0C0h |
||
624 | heavyiron | 2689 | jb next_relocation |
2690 | add esi,10h |
||
157 | heavyiron | 2691 | jmp find_relocations |
2692 | add_relocation: |
||
31 | halyavin | 2693 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2694 | cmp eax,[tagged_blocks] |
4039 | heavyiron | 2695 | ja out_of_memory |
157 | heavyiron | 2696 | mov eax,[esi+4] |
2697 | mov [ebx],eax |
||
2698 | mov eax,[esi+8] |
||
2699 | mov eax,[eax] |
||
2700 | shr eax,8 |
||
2701 | mov [ebx+4],eax |
||
2702 | movzx ax,byte [esi] |
||
2703 | mov [ebx+8],ax |
||
2704 | add ebx,0Ah |
||
2705 | inc ecx |
||
2706 | next_relocation: |
||
31 | halyavin | 2707 | add esi,0Ch |
157 | heavyiron | 2708 | jmp find_relocations |
2709 | section_relocations_done: |
||
31 | halyavin | 2710 | cmp ecx,10000h |
157 | heavyiron | 2711 | jb section_relocations_count_16bit |
2712 | bt [format_flags],0 |
||
2713 | jnc format_limitations_exceeded |
||
2714 | mov word [edi+20h],0FFFFh |
||
2715 | or dword [edi+24h],1000000h |
||
2716 | mov [edi+18h],edx |
||
2717 | push esi edi |
||
2718 | push ecx |
||
2719 | lea esi,[ebx-1] |
||
2720 | add ebx,0Ah |
||
2721 | lea edi,[ebx-1] |
||
2722 | imul ecx,0Ah |
||
2723 | std |
||
2724 | rep movs byte [edi],[esi] |
||
2725 | cld |
||
2726 | pop ecx |
||
2727 | inc esi |
||
2728 | inc ecx |
||
2729 | mov [esi],ecx |
||
2730 | xor eax,eax |
||
2731 | mov [esi+4],eax |
||
2732 | mov [esi+8],ax |
||
2733 | pop edi esi |
||
2734 | jmp section_relocations_ok |
||
2735 | section_relocations_count_16bit: |
||
31 | halyavin | 2736 | mov [edi+20h],cx |
157 | heavyiron | 2737 | jcxz section_relocations_ok |
2738 | mov [edi+18h],edx |
||
2739 | section_relocations_ok: |
||
31 | halyavin | 2740 | sub ebx,[code_start] |
157 | heavyiron | 2741 | mov [code_size],ebx |
2742 | add edi,28h |
||
2743 | jmp find_section |
||
2744 | sections_finished: |
||
31 | halyavin | 2745 | mov edx,[free_additional_memory] |
157 | heavyiron | 2746 | mov ebx,[code_size] |
2747 | add ebp,ebx |
||
2748 | mov [edx+8],ebp |
||
2749 | add ebx,[code_start] |
||
2750 | mov edi,ebx |
||
2751 | mov ecx,[edx+0Ch] |
||
2752 | imul ecx,12h shr 1 |
||
2753 | xor eax,eax |
||
2754 | shr ecx,1 |
||
2755 | jnc zero_symbols_table |
||
2756 | stos word [edi] |
||
2757 | zero_symbols_table: |
||
31 | halyavin | 2758 | rep stos dword [edi] |
157 | heavyiron | 2759 | mov edx,edi |
2760 | stos dword [edi] |
||
2761 | mov esi,[symbols_stream] |
||
2762 | make_symbols_table: |
||
109 | heavyiron | 2763 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2764 | je symbols_table_ok |
2765 | mov al,[esi] |
||
2766 | cmp al,0C0h |
||
624 | heavyiron | 2767 | jae add_public_symbol |
2768 | cmp al,80h |
||
157 | heavyiron | 2769 | jae add_extrn_symbol |
624 | heavyiron | 2770 | or al,al |
157 | heavyiron | 2771 | jz add_section_symbol |
2772 | add esi,0Ch |
||
2773 | jmp make_symbols_table |
||
2774 | add_section_symbol: |
||
31 | halyavin | 2775 | call store_symbol_name |
157 | heavyiron | 2776 | movzx eax,word [esi+1Eh] |
2777 | mov [ebx+0Ch],ax |
||
2778 | mov byte [ebx+10h],3 |
||
2779 | add esi,20h |
||
2780 | add ebx,12h |
||
2781 | jmp make_symbols_table |
||
2782 | add_extrn_symbol: |
||
31 | halyavin | 2783 | call store_symbol_name |
157 | heavyiron | 2784 | mov byte [ebx+10h],2 |
2785 | add esi,0Ch |
||
2786 | add ebx,12h |
||
2787 | jmp make_symbols_table |
||
2788 | add_public_symbol: |
||
31 | halyavin | 2789 | call store_symbol_name |
157 | heavyiron | 2790 | mov eax,[esi+0Ch] |
2791 | mov [current_line],eax |
||
2792 | mov eax,[esi+8] |
||
2793 | test byte [eax+8],1 |
||
2794 | jz undefined_coff_public |
||
692 | heavyiron | 2795 | mov cx,[current_pass] |
157 | heavyiron | 2796 | cmp cx,[eax+16] |
2797 | jne undefined_coff_public |
||
692 | heavyiron | 2798 | mov cl,[eax+11] |
157 | heavyiron | 2799 | or cl,cl |
2800 | jz public_constant |
||
2801 | test [format_flags],8 |
||
2802 | jnz check_64bit_public_symbol |
||
2803 | cmp cl,2 |
||
2804 | je public_symbol_type_ok |
||
2805 | jmp invalid_use_of_symbol |
||
2806 | undefined_coff_public: |
||
692 | heavyiron | 2807 | mov [error_info],eax |
2808 | jmp undefined_symbol |
||
2809 | check_64bit_public_symbol: |
||
31 | halyavin | 2810 | cmp cl,4 |
157 | heavyiron | 2811 | jne invalid_use_of_symbol |
2812 | public_symbol_type_ok: |
||
31 | halyavin | 2813 | mov ecx,[eax+20] |
157 | heavyiron | 2814 | cmp byte [ecx],80h |
624 | heavyiron | 2815 | je alias_symbol |
157 | heavyiron | 2816 | cmp byte [ecx],0 |
2817 | jne invalid_use_of_symbol |
||
2818 | mov cx,[ecx+1Eh] |
||
2819 | mov [ebx+0Ch],cx |
||
2820 | public_symbol_section_ok: |
||
31 | halyavin | 2821 | movzx ecx,byte [eax+9] |
2665 | dunkaist | 2822 | shr cl,1 |
2823 | and cl,1 |
||
2824 | neg ecx |
||
2825 | cmp ecx,[eax+4] |
||
2826 | jne value_out_of_range |
||
157 | heavyiron | 2827 | xor ecx,[eax] |
2665 | dunkaist | 2828 | js value_out_of_range |
2829 | mov eax,[eax] |
||
157 | heavyiron | 2830 | mov [ebx+8],eax |
2831 | mov al,2 |
||
624 | heavyiron | 2832 | cmp byte [esi],0C0h |
2833 | je store_symbol_class |
||
2834 | inc al |
||
2835 | cmp byte [esi],0C1h |
||
2836 | je store_symbol_class |
||
2837 | mov al,105 |
||
2838 | store_symbol_class: |
||
2839 | mov byte [ebx+10h],al |
||
2840 | add esi,10h |
||
157 | heavyiron | 2841 | add ebx,12h |
2842 | jmp make_symbols_table |
||
2843 | alias_symbol: |
||
31 | halyavin | 2844 | bt [format_flags],0 |
157 | heavyiron | 2845 | jnc invalid_use_of_symbol |
2846 | mov ecx,[eax] |
||
2847 | or ecx,[eax+4] |
||
2848 | jnz invalid_use_of_symbol |
||
2849 | mov byte [ebx+10h],69h |
||
2850 | mov byte [ebx+11h],1 |
||
2851 | add ebx,12h |
||
2852 | mov ecx,[eax+20] |
||
2853 | mov ecx,[ecx] |
||
2854 | shr ecx,8 |
||
2855 | mov [ebx],ecx |
||
2856 | mov byte [ebx+4],3 |
||
2857 | add esi,10h |
||
2858 | add ebx,12h |
||
2859 | jmp make_symbols_table |
||
2860 | public_constant: |
||
31 | halyavin | 2861 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2862 | jmp public_symbol_section_ok |
2863 | symbols_table_ok: |
||
31 | halyavin | 2864 | mov eax,edi |
157 | heavyiron | 2865 | sub eax,edx |
2866 | mov [edx],eax |
||
2867 | sub edi,[code_start] |
||
2868 | mov [code_size],edi |
||
2869 | and [written_size],0 |
||
2665 | dunkaist | 2870 | mov edx,[output_file] |
157 | heavyiron | 2871 | call create |
2872 | jc write_failed |
||
2873 | mov edx,[free_additional_memory] |
||
2874 | pop ecx |
||
2875 | add [written_size],ecx |
||
2876 | call write |
||
2877 | jc write_failed |
||
2878 | jmp write_output |
||
2879 | store_symbol_name: |
||
31 | halyavin | 2880 | push esi |
157 | heavyiron | 2881 | mov esi,[esi+4] |
2882 | or esi,esi |
||
2883 | jz default_name |
||
2884 | lods dword [esi] |
||
2885 | mov ecx,eax |
||
2886 | cmp ecx,8 |
||
2887 | ja add_string |
||
2888 | push edi |
||
2889 | mov edi,ebx |
||
2890 | rep movs byte [edi],[esi] |
||
2891 | pop edi esi |
||
2892 | ret |
||
2893 | default_name: |
||
31 | halyavin | 2894 | mov dword [ebx],'.fla' |
157 | heavyiron | 2895 | mov dword [ebx+4],'t' |
2896 | pop esi |
||
2897 | ret |
||
2898 | add_string: |
||
31 | halyavin | 2899 | mov eax,edi |
157 | heavyiron | 2900 | sub eax,edx |
2901 | mov [ebx+4],eax |
||
2902 | inc ecx |
||
2903 | rep movs byte [edi],[esi] |
||
2904 | pop esi |
||
2905 | ret |
||
2906 | |||
31 | halyavin | 2907 | |
2908 | test [format_flags],8 |
||
157 | heavyiron | 2909 | jnz format_elf64 |
2910 | mov edx,edi |
||
2911 | mov ecx,34h shr 2 |
||
2912 | lea eax,[edi+ecx*4] |
||
2913 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2914 | jae out_of_memory |
157 | heavyiron | 2915 | xor eax,eax |
2916 | rep stos dword [edi] |
||
2917 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2918 | mov al,1 |
||
2919 | mov [edx+4],al |
||
2920 | mov [edx+5],al |
||
2921 | mov [edx+6],al |
||
2922 | mov [edx+14h],al |
||
2923 | mov byte [edx+12h],3 |
||
2924 | mov byte [edx+28h],34h |
||
2925 | mov byte [edx+2Eh],28h |
||
2926 | mov [code_type],32 |
||
2927 | cmp word [esi],1D19h |
||
2928 | je format_elf_exe |
||
2929 | elf_header_ok: |
||
31 | halyavin | 2930 | mov byte [edx+10h],1 |
157 | heavyiron | 2931 | mov eax,[additional_memory] |
2932 | mov [symbols_stream],eax |
||
2933 | mov ebx,eax |
||
2934 | add eax,20h |
||
2935 | cmp eax,[structures_buffer] |
||
2936 | jae out_of_memory |
||
2937 | mov [free_additional_memory],eax |
||
2938 | xor eax,eax |
||
2939 | mov [current_section],ebx |
||
2940 | mov [number_of_sections],eax |
||
2941 | mov [ebx],al |
||
2942 | mov [ebx+4],eax |
||
2943 | mov [ebx+8],edi |
||
2944 | mov al,111b |
||
2945 | mov [ebx+14h],eax |
||
2946 | mov al,4 |
||
2947 | mov [ebx+10h],eax |
||
2948 | mov edx,ebx |
||
4039 | heavyiron | 2949 | call init_addressing_space |
2950 | xchg edx,ebx |
||
2951 | mov [edx+14h],ebx |
||
2952 | mov byte [edx+9],2 |
||
2953 | test [format_flags],8 |
||
157 | heavyiron | 2954 | jz format_defined |
607 | heavyiron | 2955 | mov byte [edx+9],4 |
4039 | heavyiron | 2956 | mov byte [ebx+10h],8 |
157 | heavyiron | 2957 | jmp format_defined |
607 | heavyiron | 2958 | format_elf64: |
31 | halyavin | 2959 | mov edx,edi |
157 | heavyiron | 2960 | mov ecx,40h shr 2 |
2961 | lea eax,[edi+ecx*4] |
||
2962 | cmp eax,[tagged_blocks] |
||
4039 | heavyiron | 2963 | jae out_of_memory |
157 | heavyiron | 2964 | xor eax,eax |
2965 | rep stos dword [edi] |
||
2966 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2967 | mov al,1 |
||
2968 | mov [edx+5],al |
||
2969 | mov [edx+6],al |
||
2970 | mov [edx+14h],al |
||
2971 | mov byte [edx+4],2 |
||
2972 | mov byte [edx+12h],62 |
||
2973 | mov byte [edx+34h],40h |
||
2974 | mov byte [edx+3Ah],40h |
||
2975 | mov [code_type],64 |
||
2976 | cmp word [esi],1D19h |
||
2977 | jne elf_header_ok |
||
2665 | dunkaist | 2978 | jmp format_elf64_exe |
2979 | elf_section: |
||
31 | halyavin | 2980 | bt [format_flags],0 |
157 | heavyiron | 2981 | jc illegal_instruction |
2982 | call close_coff_section |
||
2983 | mov ebx,[free_additional_memory] |
||
2984 | lea eax,[ebx+20h] |
||
2985 | cmp eax,[structures_buffer] |
||
2986 | jae out_of_memory |
||
2987 | mov [free_additional_memory],eax |
||
2988 | mov [current_section],ebx |
||
2989 | inc word [number_of_sections] |
||
2990 | jz format_limitations_exceeded |
||
2991 | xor eax,eax |
||
2992 | mov [ebx],al |
||
2993 | mov [ebx+8],edi |
||
2994 | mov [ebx+10h],eax |
||
2995 | mov al,10b |
||
2996 | mov [ebx+14h],eax |
||
2997 | mov edx,ebx |
||
4039 | heavyiron | 2998 | call create_addressing_space |
2999 | xchg edx,ebx |
||
3000 | mov [edx+14h],ebx |
||
3001 | mov byte [edx+9],2 |
||
3002 | test [format_flags],8 |
||
3003 | jz elf_labels_type_ok |
||
3004 | mov byte [edx+9],4 |
||
3005 | elf_labels_type_ok: |
||
3006 | lods word [esi] |
||
157 | heavyiron | 3007 | cmp ax,'(' |
3008 | jne invalid_argument |
||
3009 | mov [ebx+4],esi |
||
3010 | mov ecx,[esi] |
||
3011 | lea esi,[esi+4+ecx+1] |
||
3012 | elf_section_flags: |
||
31 | halyavin | 3013 | cmp byte [esi],8Ch |
2287 | heavyiron | 3014 | je elf_section_alignment |
157 | heavyiron | 3015 | cmp byte [esi],19h |
3016 | jne elf_section_settings_ok |
||
3017 | inc esi |
||
3018 | lods byte [esi] |
||
3019 | sub al,28 |
||
3020 | xor al,11b |
||
3021 | test al,not 10b |
||
3022 | jnz invalid_argument |
||
3023 | mov cl,al |
||
3024 | mov al,1 |
||
3025 | shl al,cl |
||
3026 | test byte [ebx+14h],al |
||
3027 | jnz setting_already_specified |
||
3028 | or byte [ebx+14h],al |
||
3029 | jmp elf_section_flags |
||
3030 | elf_section_alignment: |
||
31 | halyavin | 3031 | inc esi |
157 | heavyiron | 3032 | lods byte [esi] |
3033 | cmp al,'(' |
||
3034 | jne invalid_argument |
||
3035 | cmp byte [esi],'.' |
||
3036 | je invalid_value |
||
3037 | push ebx |
||
3038 | call get_count_value |
||
2287 | heavyiron | 3039 | pop ebx |
157 | heavyiron | 3040 | mov edx,eax |
3041 | dec edx |
||
3042 | test eax,edx |
||
3043 | jnz invalid_value |
||
3044 | or eax,eax |
||
3045 | jz invalid_value |
||
3046 | xchg [ebx+10h],eax |
||
3047 | or eax,eax |
||
3048 | jnz setting_already_specified |
||
3049 | jmp elf_section_flags |
||
3050 | elf_section_settings_ok: |
||
31 | halyavin | 3051 | cmp dword [ebx+10h],0 |
157 | heavyiron | 3052 | jne instruction_assembled |
3053 | mov dword [ebx+10h],4 |
||
3054 | test [format_flags],8 |
||
3055 | jz instruction_assembled |
||
3056 | mov byte [ebx+10h],8 |
||
3057 | jmp instruction_assembled |
||
3058 | mark_elf_relocation: |
||
31 | halyavin | 3059 | push ebx |
4039 | heavyiron | 3060 | mov ebx,[addressing_space] |
3061 | cmp [value_type],3 |
||
157 | heavyiron | 3062 | je elf_relocation_relative |
3063 | cmp [value_type],7 |
||
174 | heavyiron | 3064 | je elf_relocation_relative |
3065 | push eax |
||
4039 | heavyiron | 3066 | cmp [value_type],5 |
174 | heavyiron | 3067 | je elf_gotoff_relocation |
157 | heavyiron | 3068 | ja invalid_use_of_symbol |
174 | heavyiron | 3069 | mov al,1 ; R_386_32 / R_AMD64_64 |
3070 | test [format_flags],8 |
||
157 | heavyiron | 3071 | jz coff_relocation |
3072 | cmp [value_type],4 |
||
3073 | je coff_relocation |
||
3074 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 3075 | jmp coff_relocation |
157 | heavyiron | 3076 | elf_gotoff_relocation: |
109 | heavyiron | 3077 | test [format_flags],8 |
174 | heavyiron | 3078 | jnz invalid_use_of_symbol |
3079 | mov al,9 ; R_386_GOTOFF |
||
3080 | jmp coff_relocation |
||
157 | heavyiron | 3081 | elf_relocation_relative: |
31 | halyavin | 3082 | cmp byte [ebx+9],0 |
4039 | heavyiron | 3083 | je invalid_use_of_symbol |
157 | heavyiron | 3084 | mov ebx,[current_section] |
3085 | mov ebx,[ebx+8] |
||
3086 | sub ebx,edi |
||
3087 | sub eax,ebx |
||
3088 | push eax |
||
3089 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 3090 | cmp [value_type],3 |
3091 | je coff_relocation |
||
3092 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
3093 | jmp coff_relocation |
||
157 | heavyiron | 3094 | close_elf: |
31 | halyavin | 3095 | bt [format_flags],0 |
157 | heavyiron | 3096 | jc close_elf_exe |
3097 | call close_coff_section |
||
3098 | cmp [next_pass_needed],0 |
||
3099 | je elf_closed |
||
3100 | mov eax,[symbols_stream] |
||
3101 | mov [free_additional_memory],eax |
||
3102 | elf_closed: |
||
31 | halyavin | 3103 | ret |
157 | heavyiron | 3104 | elf_formatter: |
31 | halyavin | 3105 | push edi |
157 | heavyiron | 3106 | call prepare_default_section |
3107 | mov esi,[symbols_stream] |
||
3108 | mov edi,[free_additional_memory] |
||
3109 | xor eax,eax |
||
3110 | mov ecx,4 |
||
3111 | rep stos dword [edi] |
||
3112 | test [format_flags],8 |
||
3113 | jz find_first_section |
||
3114 | mov ecx,2 |
||
3115 | rep stos dword [edi] |
||
3116 | find_first_section: |
||
31 | halyavin | 3117 | mov al,[esi] |
157 | heavyiron | 3118 | or al,al |
3119 | jz first_section_found |
||
3120 | cmp al,0C0h |
||
624 | heavyiron | 3121 | jb skip_other_symbol |
3122 | add esi,4 |
||
157 | heavyiron | 3123 | skip_other_symbol: |
31 | halyavin | 3124 | add esi,0Ch |
157 | heavyiron | 3125 | jmp find_first_section |
3126 | first_section_found: |
||
31 | halyavin | 3127 | mov ebx,esi |
157 | heavyiron | 3128 | mov ebp,esi |
3129 | add esi,20h |
||
3130 | xor ecx,ecx |
||
3131 | xor edx,edx |
||
3132 | find_next_section: |
||
31 | halyavin | 3133 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3134 | je make_section_symbol |
3135 | mov al,[esi] |
||
3136 | or al,al |
||
3137 | jz make_section_symbol |
||
3138 | cmp al,0C0h |
||
624 | heavyiron | 3139 | jae skip_public |
3140 | cmp al,80h |
||
157 | heavyiron | 3141 | jae skip_extrn |
624 | heavyiron | 3142 | or byte [ebx+14h],40h |
157 | heavyiron | 3143 | skip_extrn: |
31 | halyavin | 3144 | add esi,0Ch |
157 | heavyiron | 3145 | jmp find_next_section |
3146 | skip_public: |
||
31 | halyavin | 3147 | add esi,10h |
157 | heavyiron | 3148 | jmp find_next_section |
3149 | make_section_symbol: |
||
31 | halyavin | 3150 | mov eax,edi |
157 | heavyiron | 3151 | xchg eax,[ebx+4] |
3152 | stos dword [edi] |
||
3153 | test [format_flags],8 |
||
3154 | jnz elf64_section_symbol |
||
3155 | xor eax,eax |
||
3156 | stos dword [edi] |
||
3157 | stos dword [edi] |
||
3158 | call store_section_index |
||
3159 | jmp section_symbol_ok |
||
3160 | store_section_index: |
||
31 | halyavin | 3161 | inc ecx |
157 | heavyiron | 3162 | mov eax,ecx |
3163 | shl eax,8 |
||
3164 | mov [ebx],eax |
||
3165 | inc dx |
||
3166 | jz format_limitations_exceeded |
||
3167 | mov eax,edx |
||
3168 | shl eax,16 |
||
3169 | mov al,3 |
||
3170 | test byte [ebx+14h],40h |
||
3171 | jz section_index_ok |
||
3172 | or ah,-1 |
||
3173 | inc dx |
||
3174 | jz format_limitations_exceeded |
||
3175 | section_index_ok: |
||
31 | halyavin | 3176 | stos dword [edi] |
157 | heavyiron | 3177 | ret |
3178 | elf64_section_symbol: |
||
31 | halyavin | 3179 | call store_section_index |
157 | heavyiron | 3180 | xor eax,eax |
3181 | stos dword [edi] |
||
3182 | stos dword [edi] |
||
3183 | stos dword [edi] |
||
3184 | stos dword [edi] |
||
3185 | section_symbol_ok: |
||
31 | halyavin | 3186 | mov ebx,esi |
157 | heavyiron | 3187 | add esi,20h |
3188 | cmp ebx,[free_additional_memory] |
||
3189 | jne find_next_section |
||
3190 | inc dx |
||
3191 | jz format_limitations_exceeded |
||
3192 | mov [current_section],edx |
||
3193 | mov esi,[symbols_stream] |
||
3194 | find_other_symbols: |
||
31 | halyavin | 3195 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3196 | je elf_symbol_table_ok |
3197 | mov al,[esi] |
||
3198 | or al,al |
||
3199 | jz skip_section |
||
3200 | cmp al,0C0h |
||
624 | heavyiron | 3201 | jae make_public_symbol |
3202 | cmp al,80h |
||
157 | heavyiron | 3203 | jae make_extrn_symbol |
624 | heavyiron | 3204 | add esi,0Ch |
157 | heavyiron | 3205 | jmp find_other_symbols |
3206 | skip_section: |
||
31 | halyavin | 3207 | add esi,20h |
157 | heavyiron | 3208 | jmp find_other_symbols |
3209 | make_public_symbol: |
||
31 | halyavin | 3210 | mov eax,[esi+0Ch] |
157 | heavyiron | 3211 | mov [current_line],eax |
3212 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3213 | jne invalid_argument |
3214 | mov ebx,[esi+8] |
||
157 | heavyiron | 3215 | test byte [ebx+8],1 |
3216 | jz undefined_public |
||
692 | heavyiron | 3217 | mov ax,[current_pass] |
157 | heavyiron | 3218 | cmp ax,[ebx+16] |
3219 | jne undefined_public |
||
692 | heavyiron | 3220 | mov dl,[ebx+11] |
157 | heavyiron | 3221 | or dl,dl |
3222 | jz public_absolute |
||
3223 | mov eax,[ebx+20] |
||
3224 | cmp byte [eax],0 |
||
3225 | jne invalid_use_of_symbol |
||
3226 | mov eax,[eax+4] |
||
3227 | test [format_flags],8 |
||
3228 | jnz elf64_public |
||
3229 | cmp dl,2 |
||
3230 | jne invalid_use_of_symbol |
||
3231 | mov dx,[eax+0Eh] |
||
3232 | jmp section_for_public_ok |
||
3233 | undefined_public: |
||
692 | heavyiron | 3234 | mov [error_info],ebx |
2665 | dunkaist | 3235 | jmp undefined_symbol |
692 | heavyiron | 3236 | elf64_public: |
31 | halyavin | 3237 | cmp dl,4 |
157 | heavyiron | 3238 | jne invalid_use_of_symbol |
3239 | mov dx,[eax+6] |
||
3240 | jmp section_for_public_ok |
||
3241 | public_absolute: |
||
31 | halyavin | 3242 | mov dx,0FFF1h |
157 | heavyiron | 3243 | section_for_public_ok: |
31 | halyavin | 3244 | mov eax,[esi+4] |
157 | heavyiron | 3245 | stos dword [edi] |
3246 | test [format_flags],8 |
||
3247 | jnz elf64_public_symbol |
||
3248 | movzx eax,byte [ebx+9] |
||
2665 | dunkaist | 3249 | shr al,1 |
3250 | and al,1 |
||
3251 | neg eax |
||
3252 | cmp eax,[ebx+4] |
||
3253 | jne value_out_of_range |
||
3254 | xor eax,[ebx] |
||
3255 | js value_out_of_range |
||
3256 | mov eax,[ebx] |
||
3257 | stos dword [edi] |
||
157 | heavyiron | 3258 | xor eax,eax |
3259 | mov al,[ebx+10] |
||
3260 | stos dword [edi] |
||
3261 | mov eax,edx |
||
3262 | shl eax,16 |
||
3263 | mov al,10h |
||
3264 | cmp byte [ebx+10],0 |
||
3265 | je elf_public_function |
||
3266 | or al,1 |
||
3267 | jmp store_elf_public_info |
||
3268 | elf_public_function: |
||
109 | heavyiron | 3269 | or al,2 |
157 | heavyiron | 3270 | store_elf_public_info: |
109 | heavyiron | 3271 | stos dword [edi] |
157 | heavyiron | 3272 | jmp public_symbol_ok |
3273 | elf64_public_symbol: |
||
31 | halyavin | 3274 | mov eax,edx |
157 | heavyiron | 3275 | shl eax,16 |
3276 | mov al,10h |
||
3277 | cmp byte [ebx+10],0 |
||
3278 | je elf64_public_function |
||
3279 | or al,1 |
||
3280 | jmp store_elf64_public_info |
||
3281 | elf64_public_function: |
||
109 | heavyiron | 3282 | or al,2 |
157 | heavyiron | 3283 | store_elf64_public_info: |
109 | heavyiron | 3284 | stos dword [edi] |
157 | heavyiron | 3285 | mov al,[ebx+9] |
2665 | dunkaist | 3286 | shl eax,31-1 |
3287 | xor eax,[ebx+4] |
||
3288 | js value_out_of_range |
||
3289 | mov eax,[ebx] |
||
3290 | stos dword [edi] |
||
157 | heavyiron | 3291 | mov eax,[ebx+4] |
2665 | dunkaist | 3292 | stos dword [edi] |
157 | heavyiron | 3293 | mov al,[ebx+10] |
3294 | stos dword [edi] |
||
3295 | xor al,al |
||
3296 | stos dword [edi] |
||
3297 | public_symbol_ok: |
||
31 | halyavin | 3298 | inc ecx |
157 | heavyiron | 3299 | mov eax,ecx |
3300 | shl eax,8 |
||
3301 | mov al,0C0h |
||
624 | heavyiron | 3302 | mov [esi],eax |
157 | heavyiron | 3303 | add esi,10h |
3304 | jmp find_other_symbols |
||
3305 | make_extrn_symbol: |
||
31 | halyavin | 3306 | mov eax,[esi+4] |
157 | heavyiron | 3307 | stos dword [edi] |
3308 | test [format_flags],8 |
||
3309 | jnz elf64_extrn_symbol |
||
3310 | xor eax,eax |
||
3311 | stos dword [edi] |
||
3312 | mov eax,[esi+8] |
||
3313 | stos dword [edi] |
||
3314 | mov eax,10h |
||
3315 | stos dword [edi] |
||
3316 | jmp extrn_symbol_ok |
||
3317 | elf64_extrn_symbol: |
||
31 | halyavin | 3318 | mov eax,10h |
157 | heavyiron | 3319 | stos dword [edi] |
3320 | xor al,al |
||
3321 | stos dword [edi] |
||
3322 | stos dword [edi] |
||
3323 | mov eax,[esi+8] |
||
3324 | stos dword [edi] |
||
3325 | xor eax,eax |
||
3326 | stos dword [edi] |
||
3327 | extrn_symbol_ok: |
||
31 | halyavin | 3328 | inc ecx |
157 | heavyiron | 3329 | mov eax,ecx |
3330 | shl eax,8 |
||
3331 | mov al,80h |
||
624 | heavyiron | 3332 | mov [esi],eax |
157 | heavyiron | 3333 | add esi,0Ch |
3334 | jmp find_other_symbols |
||
3335 | elf_symbol_table_ok: |
||
31 | halyavin | 3336 | mov edx,edi |
157 | heavyiron | 3337 | mov ebx,[free_additional_memory] |
3338 | xor al,al |
||
3339 | stos byte [edi] |
||
3340 | add edi,16 |
||
3341 | mov [edx+1],edx |
||
3342 | add ebx,10h |
||
3343 | test [format_flags],8 |
||
3344 | jz make_string_table |
||
3345 | add ebx,8 |
||
3346 | make_string_table: |
||
31 | halyavin | 3347 | cmp ebx,edx |
157 | heavyiron | 3348 | je elf_string_table_ok |
3349 | test [format_flags],8 |
||
3350 | jnz make_elf64_string |
||
3351 | cmp byte [ebx+0Dh],0 |
||
3352 | je rel_prefix_ok |
||
3353 | mov byte [ebx+0Dh],0 |
||
3354 | mov eax,'.rel' |
||
3355 | stos dword [edi] |
||
3356 | rel_prefix_ok: |
||
31 | halyavin | 3357 | mov esi,edi |
157 | heavyiron | 3358 | sub esi,edx |
3359 | xchg esi,[ebx] |
||
3360 | add ebx,10h |
||
3361 | make_elf_string: |
||
31 | halyavin | 3362 | or esi,esi |
157 | heavyiron | 3363 | jz default_string |
3364 | lods dword [esi] |
||
3365 | mov ecx,eax |
||
3366 | rep movs byte [edi],[esi] |
||
3367 | xor al,al |
||
3368 | stos byte [edi] |
||
3369 | jmp make_string_table |
||
3370 | make_elf64_string: |
||
31 | halyavin | 3371 | cmp byte [ebx+5],0 |
157 | heavyiron | 3372 | je elf64_rel_prefix_ok |
3373 | mov byte [ebx+5],0 |
||
3374 | mov eax,'.rel' |
||
3375 | stos dword [edi] |
||
3376 | mov al,'a' |
||
3377 | stos byte [edi] |
||
3378 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3379 | mov esi,edi |
157 | heavyiron | 3380 | sub esi,edx |
3381 | xchg esi,[ebx] |
||
3382 | add ebx,18h |
||
3383 | jmp make_elf_string |
||
3384 | default_string: |
||
31 | halyavin | 3385 | mov eax,'.fla' |
157 | heavyiron | 3386 | stos dword [edi] |
3387 | mov ax,'t' |
||
3388 | stos word [edi] |
||
3389 | jmp make_string_table |
||
3390 | elf_string_table_ok: |
||
31 | halyavin | 3391 | mov [edx+1+8],edi |
157 | heavyiron | 3392 | mov ebx,[code_start] |
3393 | mov eax,edi |
||
3394 | sub eax,[free_additional_memory] |
||
3395 | test [format_flags],8 |
||
3396 | jnz finish_elf64_header |
||
3397 | mov [ebx+20h],eax |
||
3398 | mov eax,[current_section] |
||
3399 | inc ax |
||
3400 | jz format_limitations_exceeded |
||
3401 | mov [ebx+32h],ax |
||
3402 | inc ax |
||
3403 | jz format_limitations_exceeded |
||
3404 | mov [ebx+30h],ax |
||
3405 | jmp elf_header_finished |
||
3406 | finish_elf64_header: |
||
31 | halyavin | 3407 | mov [ebx+28h],eax |
157 | heavyiron | 3408 | mov eax,[current_section] |
3409 | inc ax |
||
3410 | jz format_limitations_exceeded |
||
3411 | mov [ebx+3Eh],ax |
||
3412 | inc ax |
||
3413 | jz format_limitations_exceeded |
||
3414 | mov [ebx+3Ch],ax |
||
3415 | elf_header_finished: |
||
31 | halyavin | 3416 | xor eax,eax |
157 | heavyiron | 3417 | mov ecx,10 |
3418 | rep stos dword [edi] |
||
3419 | test [format_flags],8 |
||
3420 | jz elf_null_section_ok |
||
3421 | mov ecx,6 |
||
3422 | rep stos dword [edi] |
||
3423 | elf_null_section_ok: |
||
31 | halyavin | 3424 | mov esi,ebp |
157 | heavyiron | 3425 | xor ecx,ecx |
3426 | make_section_entry: |
||
31 | halyavin | 3427 | mov ebx,edi |
157 | heavyiron | 3428 | mov eax,[esi+4] |
3429 | mov eax,[eax] |
||
3430 | stos dword [edi] |
||
3431 | mov eax,1 |
||
3432 | cmp dword [esi+0Ch],0 |
||
3433 | je bss_section |
||
3434 | test byte [esi+14h],80h |
||
3435 | jz section_type_ok |
||
3436 | bss_section: |
||
31 | halyavin | 3437 | mov al,8 |
157 | heavyiron | 3438 | section_type_ok: |
31 | halyavin | 3439 | stos dword [edi] |
157 | heavyiron | 3440 | mov eax,[esi+14h] |
3441 | and al,3Fh |
||
3442 | call store_elf_machine_word |
||
3443 | xor eax,eax |
||
3444 | call store_elf_machine_word |
||
3445 | mov eax,[esi+8] |
||
3446 | mov [image_base],eax |
||
3447 | sub eax,[code_start] |
||
3448 | call store_elf_machine_word |
||
3449 | mov eax,[esi+0Ch] |
||
3450 | call store_elf_machine_word |
||
3451 | xor eax,eax |
||
3452 | stos dword [edi] |
||
3453 | stos dword [edi] |
||
3454 | mov eax,[esi+10h] |
||
3455 | call store_elf_machine_word |
||
3456 | xor eax,eax |
||
3457 | call store_elf_machine_word |
||
3458 | inc ecx |
||
3459 | add esi,20h |
||
3460 | xchg edi,[esp] |
||
3461 | mov ebp,edi |
||
3462 | convert_relocations: |
||
31 | halyavin | 3463 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3464 | je relocations_converted |
3465 | mov al,[esi] |
||
3466 | or al,al |
||
3467 | jz relocations_converted |
||
3468 | cmp al,80h |
||
3469 | jb make_relocation_entry |
||
3470 | cmp al,0C0h |
||
624 | heavyiron | 3471 | jb relocation_entry_ok |
3472 | add esi,10h |
||
157 | heavyiron | 3473 | jmp convert_relocations |
3474 | make_relocation_entry: |
||
31 | halyavin | 3475 | test [format_flags],8 |
157 | heavyiron | 3476 | jnz make_elf64_relocation_entry |
3477 | mov eax,[esi+4] |
||
3478 | stos dword [edi] |
||
3479 | mov eax,[esi+8] |
||
3480 | mov eax,[eax] |
||
3481 | mov al,[esi] |
||
3482 | stos dword [edi] |
||
3483 | jmp relocation_entry_ok |
||
3484 | make_elf64_relocation_entry: |
||
31 | halyavin | 3485 | mov eax,[esi+4] |
157 | heavyiron | 3486 | stos dword [edi] |
3487 | xor eax,eax |
||
3488 | stos dword [edi] |
||
3489 | movzx eax,byte [esi] |
||
3490 | stos dword [edi] |
||
3491 | mov eax,[esi+8] |
||
3492 | mov eax,[eax] |
||
3493 | shr eax,8 |
||
3494 | stos dword [edi] |
||
3495 | xor eax,eax |
||
3496 | push edx |
||
6467 | dunkaist | 3497 | mov edx,[esi+4] |
3498 | add edx,[image_base] |
||
3499 | xchg eax,[edx] |
||
3500 | stos dword [edi] |
||
157 | heavyiron | 3501 | cmp byte [esi],1 |
6467 | dunkaist | 3502 | je addend_64bit |
3503 | pop edx |
||
3504 | sar eax,31 |
||
3505 | stos dword [edi] |
||
157 | heavyiron | 3506 | jmp relocation_entry_ok |
6467 | dunkaist | 3507 | addend_64bit: |
3508 | xor eax,eax |
||
3509 | xchg eax,[edx+4] |
||
3510 | stos dword [edi] |
||
3511 | pop edx |
||
3512 | relocation_entry_ok: |
||
31 | halyavin | 3513 | add esi,0Ch |
157 | heavyiron | 3514 | jmp convert_relocations |
3515 | store_elf_machine_word: |
||
31 | halyavin | 3516 | stos dword [edi] |
157 | heavyiron | 3517 | test [format_flags],8 |
3518 | jz elf_machine_word_ok |
||
3519 | and dword [edi],0 |
||
2665 | dunkaist | 3520 | add edi,4 |
157 | heavyiron | 3521 | elf_machine_word_ok: |
31 | halyavin | 3522 | ret |
157 | heavyiron | 3523 | relocations_converted: |
31 | halyavin | 3524 | cmp edi,ebp |
157 | heavyiron | 3525 | xchg edi,[esp] |
3526 | je rel_section_ok |
||
3527 | mov eax,[ebx] |
||
3528 | sub eax,4 |
||
3529 | test [format_flags],8 |
||
3530 | jz store_relocations_name_offset |
||
3531 | dec eax |
||
3532 | store_relocations_name_offset: |
||
31 | halyavin | 3533 | stos dword [edi] |
157 | heavyiron | 3534 | test [format_flags],8 |
3535 | jnz rela_section |
||
3536 | mov eax,9 |
||
3537 | jmp store_relocations_type |
||
3538 | rela_section: |
||
31 | halyavin | 3539 | mov eax,4 |
157 | heavyiron | 3540 | store_relocations_type: |
31 | halyavin | 3541 | stos dword [edi] |
157 | heavyiron | 3542 | xor al,al |
3543 | call store_elf_machine_word |
||
3544 | call store_elf_machine_word |
||
3545 | mov eax,ebp |
||
3546 | sub eax,[code_start] |
||
3547 | call store_elf_machine_word |
||
3548 | mov eax,[esp] |
||
3549 | sub eax,ebp |
||
3550 | call store_elf_machine_word |
||
3551 | mov eax,[current_section] |
||
3552 | stos dword [edi] |
||
3553 | mov eax,ecx |
||
3554 | stos dword [edi] |
||
3555 | inc ecx |
||
3556 | test [format_flags],8 |
||
3557 | jnz finish_elf64_rela_section |
||
3558 | mov eax,4 |
||
3559 | stos dword [edi] |
||
3560 | mov al,8 |
||
3561 | stos dword [edi] |
||
3562 | jmp rel_section_ok |
||
3563 | finish_elf64_rela_section: |
||
31 | halyavin | 3564 | mov eax,8 |
157 | heavyiron | 3565 | stos dword [edi] |
3566 | xor al,al |
||
3567 | stos dword [edi] |
||
3568 | mov al,24 |
||
3569 | stos dword [edi] |
||
3570 | xor al,al |
||
3571 | stos dword [edi] |
||
3572 | rel_section_ok: |
||
31 | halyavin | 3573 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3574 | jne make_section_entry |
3575 | pop eax |
||
3576 | mov ebx,[code_start] |
||
3577 | sub eax,ebx |
||
3578 | mov [code_size],eax |
||
3579 | mov ecx,20h |
||
3580 | test [format_flags],8 |
||
3581 | jz adjust_elf_section_headers_offset |
||
3582 | mov ecx,28h |
||
3583 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3584 | add [ebx+ecx],eax |
157 | heavyiron | 3585 | mov eax,1 |
3586 | stos dword [edi] |
||
3587 | mov al,2 |
||
3588 | stos dword [edi] |
||
3589 | xor al,al |
||
3590 | call store_elf_machine_word |
||
3591 | call store_elf_machine_word |
||
3592 | mov eax,[code_size] |
||
3593 | call store_elf_machine_word |
||
3594 | mov eax,[edx+1] |
||
3595 | sub eax,[free_additional_memory] |
||
3596 | call store_elf_machine_word |
||
3597 | mov eax,[current_section] |
||
3598 | inc eax |
||
3599 | stos dword [edi] |
||
3600 | mov eax,[number_of_sections] |
||
3601 | inc eax |
||
3602 | stos dword [edi] |
||
3603 | test [format_flags],8 |
||
3604 | jnz finish_elf64_sym_section |
||
3605 | mov eax,4 |
||
3606 | stos dword [edi] |
||
3607 | mov al,10h |
||
3608 | stos dword [edi] |
||
3609 | jmp sym_section_ok |
||
3610 | finish_elf64_sym_section: |
||
31 | halyavin | 3611 | mov eax,8 |
157 | heavyiron | 3612 | stos dword [edi] |
3613 | xor al,al |
||
3614 | stos dword [edi] |
||
3615 | mov al,18h |
||
3616 | stos dword [edi] |
||
3617 | xor al,al |
||
3618 | stos dword [edi] |
||
3619 | sym_section_ok: |
||
31 | halyavin | 3620 | mov al,1+8 |
157 | heavyiron | 3621 | stos dword [edi] |
3622 | mov al,3 |
||
3623 | stos dword [edi] |
||
3624 | xor al,al |
||
3625 | call store_elf_machine_word |
||
3626 | call store_elf_machine_word |
||
3627 | mov eax,[edx+1] |
||
3628 | sub eax,[free_additional_memory] |
||
3629 | add eax,[code_size] |
||
3630 | call store_elf_machine_word |
||
3631 | mov eax,[edx+1+8] |
||
3632 | sub eax,[edx+1] |
||
3633 | call store_elf_machine_word |
||
3634 | xor eax,eax |
||
3635 | stos dword [edi] |
||
3636 | stos dword [edi] |
||
3637 | mov al,1 |
||
3638 | call store_elf_machine_word |
||
3639 | xor eax,eax |
||
3640 | call store_elf_machine_word |
||
3641 | mov eax,'tab' |
||
3642 | mov dword [edx+1],'.sym' |
||
3643 | mov [edx+1+4],eax |
||
3644 | mov dword [edx+1+8],'.str' |
||
3645 | mov [edx+1+8+4],eax |
||
3646 | mov [resource_data],edx |
||
992 | heavyiron | 3647 | mov [written_size],0 |
157 | heavyiron | 3648 | mov edx,[output_file] |
3649 | call create |
||
3650 | jc write_failed |
||
3651 | call write_code |
||
3652 | mov ecx,edi |
||
3653 | mov edx,[free_additional_memory] |
||
3654 | sub ecx,edx |
||
3655 | add [written_size],ecx |
||
3656 | call write |
||
3657 | jc write_failed |
||
3658 | jmp output_written |
||
3659 | |||
31 | halyavin | 3660 | |
3661 | add esi,2 |
||
157 | heavyiron | 3662 | or [format_flags],1 |
3663 | cmp byte [esi],'(' |
||
1189 | heavyiron | 3664 | jne elf_exe_brand_ok |
3665 | inc esi |
||
3666 | cmp byte [esi],'.' |
||
3667 | je invalid_value |
||
3668 | push edx |
||
3669 | call get_byte_value |
||
3670 | cmp [value_type],0 |
||
3671 | jne invalid_use_of_symbol |
||
3672 | pop edx |
||
3673 | mov [edx+7],al |
||
3674 | elf_exe_brand_ok: |
||
3675 | mov [image_base],8048000h |
||
157 | heavyiron | 3676 | cmp byte [esi],80h |
3677 | jne elf_exe_base_ok |
||
3678 | lods word [esi] |
||
3679 | cmp ah,'(' |
||
3680 | jne invalid_argument |
||
3681 | cmp byte [esi],'.' |
||
3682 | je invalid_value |
||
3683 | push edx |
||
3684 | call get_dword_value |
||
3685 | cmp [value_type],0 |
||
3686 | jne invalid_use_of_symbol |
||
3687 | mov [image_base],eax |
||
3688 | pop edx |
||
3689 | elf_exe_base_ok: |
||
31 | halyavin | 3690 | mov byte [edx+10h],2 |
157 | heavyiron | 3691 | mov byte [edx+2Ah],20h |
3692 | mov ebx,edi |
||
3693 | mov ecx,20h shr 2 |
||
3694 | cmp [current_pass],0 |
||
3695 | je init_elf_segments |
||
3696 | imul ecx,[number_of_sections] |
||
3697 | init_elf_segments: |
||
109 | heavyiron | 3698 | xor eax,eax |
157 | heavyiron | 3699 | rep stos dword [edi] |
3700 | and [number_of_sections],0 |
||
2665 | dunkaist | 3701 | mov byte [ebx],1 |
157 | heavyiron | 3702 | mov word [ebx+1Ch],1000h |
3703 | mov byte [ebx+18h],111b |
||
3704 | mov eax,edi |
||
3705 | xor ebp,ebp |
||
2665 | dunkaist | 3706 | xor cl,cl |
3707 | sub eax,[code_start] |
||
157 | heavyiron | 3708 | sbb ebp,0 |
2665 | dunkaist | 3709 | sbb cl,0 |
3710 | mov [ebx+4],eax |
||
157 | heavyiron | 3711 | add eax,[image_base] |
3712 | adc ebp,0 |
||
2665 | dunkaist | 3713 | adc cl,0 |
3714 | mov [ebx+8],eax |
||
157 | heavyiron | 3715 | mov [ebx+0Ch],eax |
3716 | mov [edx+18h],eax |
||
3717 | not eax |
||
3718 | not ebp |
||
2665 | dunkaist | 3719 | not cl |
3720 | add eax,1 |
||
157 | heavyiron | 3721 | adc ebp,0 |
2665 | dunkaist | 3722 | adc cl,0 |
3723 | add eax,edi |
||
157 | heavyiron | 3724 | adc ebp,0 |
2665 | dunkaist | 3725 | adc cl,0 |
3726 | mov edx,ebp |
||
4478 | dunkaist | 3727 | elf_exe_addressing_setup: |
4039 | heavyiron | 3728 | push eax |
3729 | call init_addressing_space |
||
3730 | pop eax |
||
3731 | mov [ebx],eax |
||
3732 | mov [ebx+4],edx |
||
3733 | mov [ebx+8],cl |
||
3734 | mov [symbols_stream],edi |
||
157 | heavyiron | 3735 | jmp format_defined |
607 | heavyiron | 3736 | format_elf64_exe: |
31 | halyavin | 3737 | add esi,2 |
157 | heavyiron | 3738 | or [format_flags],1 |
3739 | cmp byte [esi],'(' |
||
1189 | heavyiron | 3740 | jne elf64_exe_brand_ok |
3741 | inc esi |
||
3742 | cmp byte [esi],'.' |
||
3743 | je invalid_value |
||
3744 | push edx |
||
3745 | call get_byte_value |
||
3746 | cmp [value_type],0 |
||
3747 | jne invalid_use_of_symbol |
||
3748 | pop edx |
||
3749 | mov [edx+7],al |
||
3750 | elf64_exe_brand_ok: |
||
3751 | mov [image_base],400000h |
||
157 | heavyiron | 3752 | and [image_base_high],0 |
2665 | dunkaist | 3753 | cmp byte [esi],80h |
157 | heavyiron | 3754 | jne elf64_exe_base_ok |
3755 | lods word [esi] |
||
3756 | cmp ah,'(' |
||
3757 | jne invalid_argument |
||
3758 | cmp byte [esi],'.' |
||
3759 | je invalid_value |
||
3760 | push edx |
||
3761 | call get_qword_value |
||
3762 | cmp [value_type],0 |
||
3763 | jne invalid_use_of_symbol |
||
3764 | mov [image_base],eax |
||
3765 | mov [image_base_high],edx |
||
3766 | pop edx |
||
3767 | elf64_exe_base_ok: |
||
31 | halyavin | 3768 | mov byte [edx+10h],2 |
157 | heavyiron | 3769 | mov byte [edx+36h],38h |
3770 | mov ebx,edi |
||
3771 | mov ecx,38h shr 2 |
||
3772 | cmp [current_pass],0 |
||
3773 | je init_elf64_segments |
||
3774 | imul ecx,[number_of_sections] |
||
3775 | init_elf64_segments: |
||
109 | heavyiron | 3776 | xor eax,eax |
157 | heavyiron | 3777 | rep stos dword [edi] |
3778 | and [number_of_sections],0 |
||
2665 | dunkaist | 3779 | mov byte [ebx],1 |
157 | heavyiron | 3780 | mov word [ebx+30h],1000h |
3781 | mov byte [ebx+4],111b |
||
3782 | push edx |
||
3783 | mov eax,edi |
||
3784 | sub eax,[code_start] |
||
3785 | mov [ebx+8],eax |
||
3786 | xor edx,edx |
||
3787 | xor cl,cl |
||
2665 | dunkaist | 3788 | add eax,[image_base] |
157 | heavyiron | 3789 | adc edx,[image_base_high] |
3790 | adc cl,0 |
||
2665 | dunkaist | 3791 | mov [ebx+10h],eax |
157 | heavyiron | 3792 | mov [ebx+10h+4],edx |
3793 | mov [ebx+18h],eax |
||
3794 | mov [ebx+18h+4],edx |
||
3795 | pop ebx |
||
3796 | mov [ebx+18h],eax |
||
3797 | mov [ebx+18h+4],edx |
||
3798 | not eax |
||
3799 | not edx |
||
3800 | not cl |
||
2665 | dunkaist | 3801 | add eax,1 |
157 | heavyiron | 3802 | adc edx,0 |
3803 | adc cl,0 |
||
2665 | dunkaist | 3804 | add eax,edi |
157 | heavyiron | 3805 | adc edx,0 |
3806 | adc cl,0 |
||
2665 | dunkaist | 3807 | jmp elf_exe_addressing_setup |
4039 | heavyiron | 3808 | elf_entry: |
31 | halyavin | 3809 | lods byte [esi] |
157 | heavyiron | 3810 | cmp al,'(' |
3811 | jne invalid_argument |
||
3812 | cmp byte [esi],'.' |
||
3813 | je invalid_value |
||
3814 | test [format_flags],8 |
||
3815 | jnz elf64_entry |
||
3816 | call get_dword_value |
||
3817 | cmp [value_type],0 |
||
3818 | jne invalid_use_of_symbol |
||
3819 | mov edx,[code_start] |
||
3820 | mov [edx+18h],eax |
||
3821 | jmp instruction_assembled |
||
3822 | elf64_entry: |
||
31 | halyavin | 3823 | call get_qword_value |
157 | heavyiron | 3824 | cmp [value_type],0 |
3825 | jne invalid_use_of_symbol |
||
3826 | mov ebx,[code_start] |
||
3827 | mov [ebx+18h],eax |
||
3828 | mov [ebx+1Ch],edx |
||
3829 | jmp instruction_assembled |
||
3830 | elf_segment: |
||
109 | heavyiron | 3831 | bt [format_flags],0 |
157 | heavyiron | 3832 | jnc illegal_instruction |
3833 | test [format_flags],8 |
||
3834 | jnz elf64_segment |
||
3835 | call close_elf_segment |
||
3836 | push eax |
||
3837 | call create_addressing_space |
||
4039 | heavyiron | 3838 | mov ebp,ebx |
3839 | mov ebx,[number_of_sections] |
||
157 | heavyiron | 3840 | shl ebx,5 |
3841 | add ebx,[code_start] |
||
3842 | add ebx,34h |
||
3843 | cmp ebx,[symbols_stream] |
||
3844 | jb new_elf_segment |
||
3845 | mov ebx,[symbols_stream] |
||
3846 | sub ebx,20h |
||
3847 | push edi |
||
3848 | mov edi,ebx |
||
3849 | mov ecx,20h shr 2 |
||
3850 | xor eax,eax |
||
3851 | rep stos dword [edi] |
||
3852 | pop edi |
||
3853 | or [next_pass_needed],-1 |
||
3854 | new_elf_segment: |
||
109 | heavyiron | 3855 | mov byte [ebx],1 |
157 | heavyiron | 3856 | mov word [ebx+1Ch],1000h |
3857 | elf_segment_flags: |
||
109 | heavyiron | 3858 | cmp byte [esi],1Eh |
1189 | heavyiron | 3859 | je elf_segment_type |
3860 | cmp byte [esi],19h |
||
157 | heavyiron | 3861 | jne elf_segment_flags_ok |
3862 | lods word [esi] |
||
3863 | sub ah,28 |
||
3864 | jbe invalid_argument |
||
3865 | cmp ah,1 |
||
3866 | je mark_elf_segment_flag |
||
3867 | cmp ah,3 |
||
3868 | ja invalid_argument |
||
3869 | xor ah,1 |
||
3870 | cmp ah,2 |
||
3871 | je mark_elf_segment_flag |
||
3872 | inc ah |
||
3873 | mark_elf_segment_flag: |
||
109 | heavyiron | 3874 | test [ebx+18h],ah |
157 | heavyiron | 3875 | jnz setting_already_specified |
3876 | or [ebx+18h],ah |
||
3877 | jmp elf_segment_flags |
||
3878 | elf_segment_type: |
||
1189 | heavyiron | 3879 | cmp byte [ebx],1 |
3880 | jne setting_already_specified |
||
3881 | lods word [esi] |
||
3882 | mov ecx,[number_of_sections] |
||
3883 | jecxz elf_segment_type_ok |
||
3884 | mov edx,[code_start] |
||
3885 | add edx,34h |
||
3886 | scan_elf_segment_types: |
||
3887 | cmp edx,[symbols_stream] |
||
3888 | jae elf_segment_type_ok |
||
3889 | cmp [edx],ah |
||
3890 | je data_already_defined |
||
3891 | add edx,20h |
||
3892 | loop scan_elf_segment_types |
||
3893 | elf_segment_type_ok: |
||
3894 | mov [ebx],ah |
||
3895 | mov word [ebx+1Ch],1 |
||
3896 | jmp elf_segment_flags |
||
3897 | elf_segment_flags_ok: |
||
109 | heavyiron | 3898 | mov eax,edi |
157 | heavyiron | 3899 | sub eax,[code_start] |
3900 | mov [ebx+4],eax |
||
3901 | pop edx |
||
3902 | and eax,0FFFh |
||
3903 | add edx,eax |
||
3904 | mov [ebx+8],edx |
||
3905 | mov [ebx+0Ch],edx |
||
3906 | mov eax,edx |
||
3907 | xor edx,edx |
||
3908 | xor cl,cl |
||
2665 | dunkaist | 3909 | not eax |
157 | heavyiron | 3910 | not edx |
3911 | not cl |
||
2665 | dunkaist | 3912 | add eax,1 |
157 | heavyiron | 3913 | adc edx,0 |
3914 | adc cl,0 |
||
2665 | dunkaist | 3915 | add eax,edi |
157 | heavyiron | 3916 | adc edx,0 |
3917 | adc cl,0 |
||
2665 | dunkaist | 3918 | elf_segment_addressing_setup: |
4039 | heavyiron | 3919 | mov [ds:ebp],eax |
3920 | mov [ds:ebp+4],edx |
||
3921 | mov [ds:ebp+8],cl |
||
3922 | inc [number_of_sections] |
||
157 | heavyiron | 3923 | jmp instruction_assembled |
3924 | close_elf_segment: |
||
109 | heavyiron | 3925 | cmp [number_of_sections],0 |
157 | heavyiron | 3926 | jne finish_elf_segment |
3927 | cmp edi,[symbols_stream] |
||
3928 | jne first_elf_segment_ok |
||
3929 | push edi |
||
3930 | mov edi,[code_start] |
||
3931 | add edi,34h |
||
3932 | mov ecx,20h shr 2 |
||
3933 | xor eax,eax |
||
3934 | rep stos dword [edi] |
||
3935 | pop edi |
||
3936 | mov eax,[image_base] |
||
3937 | ret |
||
3938 | first_elf_segment_ok: |
||
109 | heavyiron | 3939 | inc [number_of_sections] |
157 | heavyiron | 3940 | finish_elf_segment: |
109 | heavyiron | 3941 | mov ebx,[number_of_sections] |
157 | heavyiron | 3942 | dec ebx |
3943 | shl ebx,5 |
||
3944 | add ebx,[code_start] |
||
3945 | add ebx,34h |
||
3946 | mov eax,edi |
||
3947 | sub eax,[code_start] |
||
3948 | sub eax,[ebx+4] |
||
3949 | mov edx,edi |
||
3950 | cmp edi,[undefined_data_end] |
||
3951 | jne elf_segment_size_ok |
||
3952 | mov edi,[undefined_data_start] |
||
3953 | elf_segment_size_ok: |
||
109 | heavyiron | 3954 | mov [ebx+14h],eax |
157 | heavyiron | 3955 | add eax,edi |
3956 | sub eax,edx |
||
3957 | mov [ebx+10h],eax |
||
3958 | and [undefined_data_end],0 |
||
4478 | dunkaist | 3959 | mov eax,[ebx+8] |
157 | heavyiron | 3960 | cmp byte [ebx],1 |
1189 | heavyiron | 3961 | jne elf_segment_position_ok |
3962 | add eax,[ebx+14h] |
||
157 | heavyiron | 3963 | add eax,0FFFh |
3964 | elf_segment_position_ok: |
||
1189 | heavyiron | 3965 | and eax,not 0FFFh |
157 | heavyiron | 3966 | ret |
3967 | elf64_segment: |
||
109 | heavyiron | 3968 | call close_elf64_segment |
157 | heavyiron | 3969 | push eax edx |
3970 | call create_addressing_space |
||
4039 | heavyiron | 3971 | mov ebp,ebx |
3972 | mov ebx,[number_of_sections] |
||
157 | heavyiron | 3973 | imul ebx,38h |
3974 | add ebx,[code_start] |
||
3975 | add ebx,40h |
||
3976 | cmp ebx,[symbols_stream] |
||
3977 | jb new_elf64_segment |
||
3978 | mov ebx,[symbols_stream] |
||
3979 | sub ebx,38h |
||
3980 | push edi |
||
3981 | mov edi,ebx |
||
3982 | mov ecx,38h shr 2 |
||
3983 | xor eax,eax |
||
3984 | rep stos dword [edi] |
||
3985 | pop edi |
||
3986 | or [next_pass_needed],-1 |
||
3987 | new_elf64_segment: |
||
109 | heavyiron | 3988 | mov byte [ebx],1 |
157 | heavyiron | 3989 | mov word [ebx+30h],1000h |
3990 | elf64_segment_flags: |
||
109 | heavyiron | 3991 | cmp byte [esi],1Eh |
1189 | heavyiron | 3992 | je elf64_segment_type |
3993 | cmp byte [esi],19h |
||
157 | heavyiron | 3994 | jne elf64_segment_flags_ok |
3995 | lods word [esi] |
||
3996 | sub ah,28 |
||
3997 | jbe invalid_argument |
||
3998 | cmp ah,1 |
||
3999 | je mark_elf64_segment_flag |
||
4000 | cmp ah,3 |
||
4001 | ja invalid_argument |
||
4002 | xor ah,1 |
||
4003 | cmp ah,2 |
||
4004 | je mark_elf64_segment_flag |
||
4005 | inc ah |
||
4006 | mark_elf64_segment_flag: |
||
109 | heavyiron | 4007 | test [ebx+4],ah |
157 | heavyiron | 4008 | jnz setting_already_specified |
4009 | or [ebx+4],ah |
||
4010 | jmp elf64_segment_flags |
||
4011 | elf64_segment_type: |
||
1189 | heavyiron | 4012 | cmp byte [ebx],1 |
4013 | jne setting_already_specified |
||
4014 | lods word [esi] |
||
4015 | mov ecx,[number_of_sections] |
||
4016 | jecxz elf64_segment_type_ok |
||
4017 | mov edx,[code_start] |
||
4018 | add edx,40h |
||
4019 | scan_elf64_segment_types: |
||
4020 | cmp edx,[symbols_stream] |
||
4021 | jae elf64_segment_type_ok |
||
4022 | cmp [edx],ah |
||
4023 | je data_already_defined |
||
4024 | add edx,38h |
||
4025 | loop scan_elf64_segment_types |
||
4026 | elf64_segment_type_ok: |
||
4027 | mov [ebx],ah |
||
4028 | mov word [ebx+30h],1 |
||
4029 | jmp elf64_segment_flags |
||
4030 | elf64_segment_flags_ok: |
||
109 | heavyiron | 4031 | mov ecx,edi |
157 | heavyiron | 4032 | sub ecx,[code_start] |
4033 | mov [ebx+8],ecx |
||
4034 | pop edx eax |
||
4035 | and ecx,0FFFh |
||
4036 | add eax,ecx |
||
4037 | adc edx,0 |
||
4038 | mov [ebx+10h],eax |
||
4039 | mov [ebx+10h+4],edx |
||
4040 | mov [ebx+18h],eax |
||
4041 | mov [ebx+18h+4],edx |
||
4042 | xor cl,cl |
||
2665 | dunkaist | 4043 | not eax |
157 | heavyiron | 4044 | not edx |
4045 | not cl |
||
2665 | dunkaist | 4046 | add eax,1 |
157 | heavyiron | 4047 | adc edx,0 |
4048 | adc cl,0 |
||
2665 | dunkaist | 4049 | add eax,edi |
157 | heavyiron | 4050 | adc edx,0 |
4051 | adc cl,0 |
||
2665 | dunkaist | 4052 | jmp elf_segment_addressing_setup |
4039 | heavyiron | 4053 | close_elf64_segment: |
109 | heavyiron | 4054 | cmp [number_of_sections],0 |
157 | heavyiron | 4055 | jne finish_elf64_segment |
4056 | cmp edi,[symbols_stream] |
||
4057 | jne first_elf64_segment_ok |
||
4058 | push edi |
||
4059 | mov edi,[code_start] |
||
4060 | add edi,40h |
||
4061 | mov ecx,38h shr 2 |
||
4062 | xor eax,eax |
||
4063 | rep stos dword [edi] |
||
4064 | pop edi |
||
4065 | mov eax,[image_base] |
||
4066 | mov edx,[image_base_high] |
||
4067 | ret |
||
4068 | first_elf64_segment_ok: |
||
109 | heavyiron | 4069 | inc [number_of_sections] |
157 | heavyiron | 4070 | finish_elf64_segment: |
109 | heavyiron | 4071 | mov ebx,[number_of_sections] |
157 | heavyiron | 4072 | dec ebx |
4073 | imul ebx,38h |
||
4074 | add ebx,[code_start] |
||
4075 | add ebx,40h |
||
4076 | mov eax,edi |
||
4077 | sub eax,[code_start] |
||
4078 | sub eax,[ebx+8] |
||
4079 | mov edx,edi |
||
4080 | cmp edi,[undefined_data_end] |
||
4081 | jne elf64_segment_size_ok |
||
4082 | mov edi,[undefined_data_start] |
||
4083 | elf64_segment_size_ok: |
||
109 | heavyiron | 4084 | mov [ebx+28h],eax |
157 | heavyiron | 4085 | add eax,edi |
4086 | sub eax,edx |
||
4087 | mov [ebx+20h],eax |
||
4088 | and [undefined_data_end],0 |
||
4478 | dunkaist | 4089 | mov eax,[ebx+10h] |
157 | heavyiron | 4090 | mov edx,[ebx+10h+4] |
4091 | cmp byte [ebx],1 |
||
1189 | heavyiron | 4092 | jne elf64_segment_position_ok |
4093 | add eax,[ebx+28h] |
||
157 | heavyiron | 4094 | adc edx,0 |
4095 | add eax,0FFFh |
||
1189 | heavyiron | 4096 | adc edx,0 |
157 | heavyiron | 4097 | elf64_segment_position_ok: |
1189 | heavyiron | 4098 | and eax,not 0FFFh |
4099 | ret |
||
157 | heavyiron | 4100 | close_elf_exe: |
31 | halyavin | 4101 | test [format_flags],8 |
157 | heavyiron | 4102 | jnz close_elf64_exe |
4103 | call close_elf_segment |
||
4104 | mov edx,[code_start] |
||
4105 | mov eax,[number_of_sections] |
||
4106 | mov byte [edx+1Ch],34h |
||
4107 | mov [edx+2Ch],ax |
||
4108 | shl eax,5 |
||
4109 | add eax,edx |
||
4110 | add eax,34h |
||
4111 | cmp eax,[symbols_stream] |
||
4112 | je elf_exe_ok |
||
4113 | or [next_pass_needed],-1 |
||
4114 | elf_exe_ok: |
||
31 | halyavin | 4115 | ret |
157 | heavyiron | 4116 | close_elf64_exe: |
31 | halyavin | 4117 | call close_elf64_segment |
157 | heavyiron | 4118 | mov edx,[code_start] |
4119 | mov eax,[number_of_sections] |
||
4120 | mov byte [edx+20h],40h |
||
4121 | mov [edx+38h],ax |
||
4122 | imul eax,38h |
||
4123 | add eax,edx |
||
4124 | add eax,40h |
||
4125 | cmp eax,[symbols_stream] |
||
4126 | je elf64_exe_ok |
||
4127 | or [next_pass_needed],-1 |
||
4128 | elf64_exe_ok: |
||
31 | halyavin | 4129 | ret |
157 | heavyiron | 4130 |