Rev 1054 | 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) 1999-2009, Tomasz Grysztar. |
1039 | heavyiron | 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: |
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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 |
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26 | cmp byte [eax],'/' |
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27 | je extension_found |
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28 | cmp byte [eax],'.' |
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29 | jne find_extension |
||
30 | mov edi,eax |
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31 | extension_found: |
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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 | cmp [output_format],2 |
||
157 | heavyiron | 38 | je exe_extension |
39 | jb bin_extension |
||
40 | cmp [output_format],4 |
||
41 | je obj_extension |
||
42 | cmp [output_format],5 |
||
43 | je o_extension |
||
44 | cmp [output_format],3 |
||
45 | jne no_extension |
||
46 | cmp [subsystem],1 |
||
47 | je sys_extension |
||
48 | cmp [subsystem],10 |
||
1054 | heavyiron | 49 | jae efi_extension |
50 | bt [format_flags],8 |
||
157 | heavyiron | 51 | jnc exe_extension |
52 | mov eax,'.dll' |
||
53 | jmp make_extension |
||
54 | sys_extension: |
||
31 | halyavin | 55 | mov eax,'.sys' |
157 | heavyiron | 56 | jmp make_extension |
57 | efi_extension: |
||
1054 | heavyiron | 58 | mov eax,'.efi' |
59 | jmp make_extension |
||
60 | bin_extension: |
||
31 | halyavin | 61 | mov eax,'.bin' |
157 | heavyiron | 62 | bt [format_flags],0 |
63 | jnc make_extension |
||
64 | mov eax,'.com' |
||
65 | jmp make_extension |
||
66 | obj_extension: |
||
31 | halyavin | 67 | mov eax,'.obj' |
157 | heavyiron | 68 | jmp make_extension |
69 | o_extension: |
||
31 | halyavin | 70 | mov eax,'.o' |
157 | heavyiron | 71 | bt [format_flags],0 |
72 | jnc make_extension |
||
73 | no_extension: |
||
31 | halyavin | 74 | xor eax,eax |
157 | heavyiron | 75 | jmp make_extension |
76 | exe_extension: |
||
31 | halyavin | 77 | mov eax,'.exe' |
157 | heavyiron | 78 | make_extension: |
31 | halyavin | 79 | xchg eax,[edi] |
157 | heavyiron | 80 | scas dword [edi] |
81 | mov byte [edi],0 |
||
82 | scas byte [edi] |
||
83 | mov esi,edi |
||
84 | stos dword [edi] |
||
85 | sub edi,9 |
||
86 | xor eax,eax |
||
87 | mov ebx,characters |
||
88 | adapt_case: |
||
31 | halyavin | 89 | mov al,[esi] |
157 | heavyiron | 90 | or al,al |
91 | jz adapt_next |
||
92 | xlat byte [ebx] |
||
93 | cmp al,[esi] |
||
94 | je adapt_ok |
||
95 | sub byte [edi],20h |
||
96 | adapt_ok: |
||
31 | halyavin | 97 | inc esi |
157 | heavyiron | 98 | adapt_next: |
31 | halyavin | 99 | inc edi |
157 | heavyiron | 100 | cmp byte [edi],0 |
101 | jne adapt_case |
||
102 | jmp extension_ok |
||
607 | heavyiron | 103 | extension_specified: |
104 | mov al,'.' |
||
105 | stos byte [edi] |
||
106 | mov esi,[file_extension] |
||
107 | copy_extension: |
||
108 | lods byte [esi] |
||
109 | stos byte [edi] |
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110 | test al,al |
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111 | jnz copy_extension |
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112 | dec edi |
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113 | extension_ok: |
||
114 | mov esi,edi |
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157 | heavyiron | 115 | lea ecx,[esi+1] |
116 | sub ecx,[free_additional_memory] |
||
117 | mov edi,[structures_buffer] |
||
118 | dec edi |
||
119 | std |
||
120 | rep movs byte [edi],[esi] |
||
121 | cld |
||
122 | inc edi |
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123 | mov [structures_buffer],edi |
||
124 | mov [output_file],edi |
||
125 | output_path_ok: |
||
31 | halyavin | 126 | cmp [symbols_file],0 |
992 | heavyiron | 127 | je labels_table_ok |
128 | mov ecx,[memory_end] |
||
129 | sub ecx,[labels_list] |
||
130 | mov edi,[display_buffer] |
||
131 | sub edi,8 |
||
132 | mov [edi],ecx |
||
133 | or dword [edi+4],-1 |
||
134 | sub edi,ecx |
||
135 | cmp edi,[esp] |
||
136 | jbe out_of_memory |
||
137 | mov [display_buffer],edi |
||
138 | mov esi,[memory_end] |
||
139 | copy_labels: |
||
140 | sub esi,32 |
||
141 | cmp esi,[labels_list] |
||
142 | jb labels_table_ok |
||
143 | mov ecx,32 shr 2 |
||
144 | rep movs dword [edi],[esi] |
||
145 | sub esi,32 |
||
146 | jmp copy_labels |
||
147 | labels_table_ok: |
||
148 | mov edi,[current_offset] |
||
149 | cmp [output_format],4 |
||
157 | heavyiron | 150 | je coff_formatter |
151 | cmp [output_format],5 |
||
152 | jne common_formatter |
||
153 | bt [format_flags],0 |
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154 | jnc elf_formatter |
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155 | common_formatter: |
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31 | halyavin | 156 | mov eax,edi |
157 | heavyiron | 157 | sub eax,[code_start] |
158 | mov [real_code_size],eax |
||
159 | cmp edi,[undefined_data_end] |
||
160 | jne calculate_code_size |
||
161 | mov edi,[undefined_data_start] |
||
162 | calculate_code_size: |
||
31 | halyavin | 163 | mov [current_offset],edi |
992 | heavyiron | 164 | sub edi,[code_start] |
157 | heavyiron | 165 | mov [code_size],edi |
166 | mov [written_size],0 |
||
167 | mov edx,[output_file] |
||
168 | call create |
||
169 | jc write_failed |
||
170 | cmp [output_format],3 |
||
171 | jne stub_written |
||
172 | mov edx,[code_start] |
||
173 | mov ecx,[stub_size] |
||
174 | sub edx,ecx |
||
175 | add [written_size],ecx |
||
176 | call write |
||
177 | stub_written: |
||
31 | halyavin | 178 | cmp [output_format],2 |
157 | heavyiron | 179 | jne write_output |
180 | call write_mz_header |
||
181 | write_output: |
||
31 | halyavin | 182 | call write_code |
157 | heavyiron | 183 | output_written: |
31 | halyavin | 184 | call close |
157 | heavyiron | 185 | cmp [symbols_file],0 |
992 | heavyiron | 186 | jne dump_symbols |
187 | ret |
||
157 | heavyiron | 188 | write_code: |
31 | halyavin | 189 | mov eax,[written_size] |
157 | heavyiron | 190 | mov [headers_size],eax |
191 | mov edx,[code_start] |
||
192 | mov ecx,[code_size] |
||
193 | add [written_size],ecx |
||
194 | lea eax,[edx+ecx] |
||
992 | heavyiron | 195 | call write |
157 | heavyiron | 196 | jc write_failed |
197 | ret |
||
198 | format_directive: |
||
31 | halyavin | 199 | cmp edi,[code_start] |
157 | heavyiron | 200 | jne unexpected_instruction |
201 | cmp [virtual_data],0 |
||
202 | jne unexpected_instruction |
||
203 | cmp [output_format],0 |
||
204 | jne unexpected_instruction |
||
205 | lods byte [esi] |
||
206 | cmp al,17h |
||
207 | je format_prefix |
||
208 | cmp al,18h |
||
209 | jne invalid_argument |
||
210 | lods byte [esi] |
||
211 | select_format: |
||
31 | halyavin | 212 | mov dl,al |
157 | heavyiron | 213 | shr al,4 |
214 | mov [output_format],al |
||
215 | and edx,0Fh |
||
216 | or [format_flags],edx |
||
217 | cmp al,2 |
||
218 | je format_mz |
||
219 | cmp al,3 |
||
220 | je format_pe |
||
221 | cmp al,4 |
||
222 | je format_coff |
||
223 | cmp al,5 |
||
224 | je format_elf |
||
225 | format_defined: |
||
607 | heavyiron | 226 | cmp byte [esi],86h |
227 | jne instruction_assembled |
||
228 | cmp word [esi+1],'(' |
||
229 | jne invalid_argument |
||
230 | mov eax,[esi+3] |
||
231 | add esi,3+4 |
||
232 | mov [file_extension],esi |
||
233 | lea esi,[esi+eax+1] |
||
234 | jmp instruction_assembled |
||
157 | heavyiron | 235 | format_prefix: |
31 | halyavin | 236 | lods byte [esi] |
157 | heavyiron | 237 | mov ah,al |
238 | lods byte [esi] |
||
239 | cmp al,18h |
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240 | jne invalid_argument |
||
241 | lods byte [esi] |
||
242 | mov edx,eax |
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243 | shr dl,4 |
||
244 | shr dh,4 |
||
245 | cmp dl,dh |
||
246 | jne invalid_argument |
||
247 | or al,ah |
||
248 | jmp select_format |
||
249 | entry_directive: |
||
31 | halyavin | 250 | bts [format_flags],10h |
157 | heavyiron | 251 | jc setting_already_specified |
252 | mov al,[output_format] |
||
253 | cmp al,2 |
||
254 | je mz_entry |
||
255 | cmp al,3 |
||
256 | je pe_entry |
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257 | cmp al,5 |
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258 | jne illegal_instruction |
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259 | bt [format_flags],0 |
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260 | jc elf_entry |
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261 | jmp illegal_instruction |
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262 | stack_directive: |
||
31 | halyavin | 263 | bts [format_flags],11h |
157 | heavyiron | 264 | jc setting_already_specified |
265 | mov al,[output_format] |
||
266 | cmp al,2 |
||
267 | je mz_stack |
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268 | cmp al,3 |
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269 | je pe_stack |
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270 | jmp illegal_instruction |
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271 | heap_directive: |
||
31 | halyavin | 272 | bts [format_flags],12h |
157 | heavyiron | 273 | jc setting_already_specified |
274 | mov al,[output_format] |
||
275 | cmp al,2 |
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276 | je mz_heap |
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277 | cmp al,3 |
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278 | je pe_heap |
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279 | jmp illegal_instruction |
||
280 | segment_directive: |
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109 | heavyiron | 281 | cmp [virtual_data],0 |
157 | heavyiron | 282 | jne illegal_instruction |
283 | mov al,[output_format] |
||
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 | cmp [virtual_data],0 |
157 | heavyiron | 291 | jne illegal_instruction |
292 | mov al,[output_format] |
||
293 | cmp al,3 |
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294 | je pe_section |
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295 | cmp al,4 |
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296 | je coff_section |
||
297 | cmp al,5 |
||
298 | je elf_section |
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299 | jmp illegal_instruction |
||
300 | public_directive: |
||
31 | halyavin | 301 | mov al,[output_format] |
157 | heavyiron | 302 | cmp al,4 |
303 | je public_allowed |
||
304 | cmp al,5 |
||
305 | jne illegal_instruction |
||
306 | bt [format_flags],0 |
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307 | jc illegal_instruction |
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308 | public_allowed: |
||
31 | halyavin | 309 | mov [base_code],0C0h |
624 | heavyiron | 310 | lods byte [esi] |
157 | heavyiron | 311 | cmp al,2 |
312 | je public_label |
||
624 | heavyiron | 313 | cmp al,1Dh |
314 | jne invalid_argument |
||
157 | heavyiron | 315 | lods byte [esi] |
624 | heavyiron | 316 | and al,7 |
317 | add [base_code],al |
||
318 | lods byte [esi] |
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319 | cmp al,2 |
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320 | jne invalid_argument |
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321 | public_label: |
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322 | lods dword [esi] |
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157 | heavyiron | 323 | cmp eax,0Fh |
324 | jb invalid_use_of_symbol |
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325 | je reserved_word_used_as_symbol |
||
326 | mov dx,[current_pass] |
||
327 | mov [eax+18],dx |
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328 | or byte [eax+8],8 |
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329 | inc esi |
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330 | mov ebx,[free_additional_memory] |
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331 | lea edx,[ebx+10h] |
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332 | cmp edx,[structures_buffer] |
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333 | jae out_of_memory |
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334 | mov [free_additional_memory],edx |
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335 | mov [ebx+8],eax |
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336 | mov eax,[current_line] |
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337 | mov [ebx+0Ch],eax |
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338 | lods byte [esi] |
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339 | cmp al,86h |
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340 | jne invalid_argument |
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341 | lods word [esi] |
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342 | cmp ax,'(' |
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343 | jne invalid_argument |
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344 | mov [ebx+4],esi |
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345 | lods dword [esi] |
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346 | lea esi,[esi+eax+1] |
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347 | mov al,[base_code] |
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624 | heavyiron | 348 | mov [ebx],al |
349 | jmp instruction_assembled |
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157 | heavyiron | 350 | extrn_directive: |
31 | halyavin | 351 | mov al,[output_format] |
157 | heavyiron | 352 | cmp al,4 |
353 | je extrn_allowed |
||
354 | cmp al,5 |
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355 | jne illegal_instruction |
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356 | bt [format_flags],0 |
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357 | jc illegal_instruction |
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358 | extrn_allowed: |
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31 | halyavin | 359 | lods word [esi] |
157 | heavyiron | 360 | cmp ax,'(' |
361 | jne invalid_argument |
||
362 | mov ebx,esi |
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363 | lods dword [esi] |
||
364 | lea esi,[esi+eax+1] |
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365 | mov edx,[free_additional_memory] |
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366 | lea eax,[edx+0Ch] |
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367 | cmp eax,[structures_buffer] |
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368 | jae out_of_memory |
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369 | mov [free_additional_memory],eax |
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370 | mov byte [edx],80h |
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624 | heavyiron | 371 | mov [edx+4],ebx |
157 | heavyiron | 372 | lods byte [esi] |
373 | cmp al,86h |
||
374 | jne invalid_argument |
||
375 | lods byte [esi] |
||
376 | cmp al,2 |
||
377 | jne invalid_argument |
||
378 | lods dword [esi] |
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379 | cmp eax,0Fh |
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380 | jb invalid_use_of_symbol |
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381 | je reserved_word_used_as_symbol |
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382 | inc esi |
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383 | mov ebx,eax |
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384 | xor ah,ah |
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385 | lods byte [esi] |
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386 | cmp al,':' |
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387 | je get_extrn_size |
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388 | dec esi |
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389 | cmp al,11h |
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390 | jne extrn_size_ok |
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391 | get_extrn_size: |
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31 | halyavin | 392 | lods word [esi] |
157 | heavyiron | 393 | cmp al,11h |
394 | jne invalid_argument |
||
395 | extrn_size_ok: |
||
31 | halyavin | 396 | mov [address_symbol],edx |
157 | heavyiron | 397 | movzx ecx,ah |
398 | mov [edx+8],ecx |
||
399 | xor eax,eax |
||
400 | xor edx,edx |
||
401 | xor ebp,ebp |
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402 | mov ch,2 |
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403 | test [format_flags],8 |
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404 | jz make_free_label |
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405 | mov ch,4 |
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406 | jmp make_free_label |
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407 | mark_relocation: |
||
31 | halyavin | 408 | cmp [value_type],0 |
157 | heavyiron | 409 | je relocation_ok |
410 | cmp [virtual_data],0 |
||
411 | jne relocation_ok |
||
412 | cmp [output_format],2 |
||
413 | je mark_mz_relocation |
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414 | cmp [output_format],3 |
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415 | je mark_pe_relocation |
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416 | cmp [output_format],4 |
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417 | je mark_coff_relocation |
||
418 | cmp [output_format],5 |
||
419 | je mark_elf_relocation |
||
420 | relocation_ok: |
||
31 | halyavin | 421 | ret |
157 | heavyiron | 422 | close_pass: |
31 | halyavin | 423 | mov al,[output_format] |
157 | heavyiron | 424 | cmp al,3 |
425 | je close_pe |
||
426 | cmp al,4 |
||
427 | je close_coff |
||
428 | cmp al,5 |
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429 | je close_elf |
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430 | ret |
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431 | |||
31 | halyavin | 432 | |
433 | mov edx,[additional_memory] |
||
157 | heavyiron | 434 | push edi |
435 | mov edi,edx |
||
436 | mov ecx,1Ch shr 2 |
||
437 | xor eax,eax |
||
438 | rep stos dword [edi] |
||
439 | mov [free_additional_memory],edi |
||
440 | pop edi |
||
441 | mov word [edx+0Ch],0FFFFh |
||
442 | mov word [edx+10h],1000h |
||
443 | mov [code_type],16 |
||
444 | jmp format_defined |
||
607 | heavyiron | 445 | mark_mz_relocation: |
31 | halyavin | 446 | push eax ebx |
157 | heavyiron | 447 | inc [number_of_relocations] |
448 | mov ebx,[free_additional_memory] |
||
449 | mov eax,edi |
||
450 | sub eax,[code_start] |
||
451 | mov [ebx],ax |
||
452 | shr eax,16 |
||
453 | shl ax,12 |
||
454 | mov [ebx+2],ax |
||
455 | cmp word [ebx],0FFFFh |
||
456 | jne mz_relocation_ok |
||
457 | inc word [ebx+2] |
||
458 | sub word [ebx],10h |
||
459 | mz_relocation_ok: |
||
31 | halyavin | 460 | add ebx,4 |
157 | heavyiron | 461 | cmp ebx,[structures_buffer] |
462 | jae out_of_memory |
||
463 | mov [free_additional_memory],ebx |
||
464 | pop ebx eax |
||
465 | ret |
||
466 | mz_segment: |
||
109 | heavyiron | 467 | lods byte [esi] |
157 | heavyiron | 468 | cmp al,2 |
469 | jne invalid_argument |
||
470 | lods dword [esi] |
||
471 | cmp eax,0Fh |
||
472 | jb invalid_use_of_symbol |
||
473 | je reserved_word_used_as_symbol |
||
474 | inc esi |
||
475 | mov ebx,eax |
||
476 | mov eax,edi |
||
477 | sub eax,[code_start] |
||
478 | mov ecx,0Fh |
||
479 | add eax,0Fh |
||
480 | and eax,1111b |
||
481 | sub ecx,eax |
||
482 | mov edx,edi |
||
483 | xor eax,eax |
||
1115 | heavyiron | 484 | rep stos byte [edi] |
157 | heavyiron | 485 | mov dword [org_origin],edi |
486 | mov dword [org_origin+4],eax |
||
1115 | heavyiron | 487 | mov [org_registers],eax |
488 | mov [org_start],edi |
||
157 | heavyiron | 489 | mov eax,edx |
490 | call undefined_data |
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491 | mov eax,edi |
||
492 | sub eax,[code_start] |
||
493 | shr eax,4 |
||
494 | cmp eax,10000h |
||
495 | jae value_out_of_range |
||
496 | mov edx,eax |
||
497 | mov al,16 |
||
498 | cmp byte [esi],13h |
||
499 | jne segment_type_ok |
||
500 | inc esi |
||
501 | lods byte [esi] |
||
502 | segment_type_ok: |
||
31 | halyavin | 503 | mov [code_type],al |
157 | heavyiron | 504 | mov eax,edx |
505 | mov cx,0100h |
||
506 | xor edx,edx |
||
507 | xor ebp,ebp |
||
508 | mov [address_symbol],edx |
||
509 | jmp make_free_label |
||
510 | mz_entry: |
||
31 | halyavin | 511 | lods byte [esi] |
157 | heavyiron | 512 | cmp al,'(' |
513 | jne invalid_argument |
||
514 | call get_word_value |
||
515 | cmp [value_type],1 |
||
516 | je initial_cs_ok |
||
517 | cmp [error_line],0 |
||
518 | jne initial_cs_ok |
||
519 | mov eax,[current_line] |
||
520 | mov [error_line],eax |
||
521 | mov [error],invalid_address |
||
522 | initial_cs_ok: |
||
31 | halyavin | 523 | mov edx,[additional_memory] |
157 | heavyiron | 524 | mov [edx+16h],ax |
525 | lods byte [esi] |
||
526 | cmp al,':' |
||
527 | jne invalid_argument |
||
528 | lods byte [esi] |
||
529 | cmp al,'(' |
||
530 | jne invalid_argument |
||
531 | ja invalid_address |
||
532 | call get_word_value |
||
533 | cmp [value_type],0 |
||
534 | jne invalid_use_of_symbol |
||
535 | mov edx,[additional_memory] |
||
536 | mov [edx+14h],ax |
||
537 | jmp instruction_assembled |
||
538 | mz_stack: |
||
31 | halyavin | 539 | lods byte [esi] |
157 | heavyiron | 540 | cmp al,'(' |
541 | jne invalid_argument |
||
542 | call get_word_value |
||
543 | cmp byte [esi],':' |
||
544 | je stack_pointer |
||
545 | cmp ax,10h |
||
546 | jb invalid_value |
||
547 | cmp [value_type],0 |
||
548 | jne invalid_use_of_symbol |
||
549 | mov edx,[additional_memory] |
||
550 | mov [edx+10h],ax |
||
551 | jmp instruction_assembled |
||
552 | stack_pointer: |
||
31 | halyavin | 553 | cmp [value_type],1 |
157 | heavyiron | 554 | je initial_ss_ok |
555 | cmp [error_line],0 |
||
556 | jne initial_ss_ok |
||
557 | mov eax,[current_line] |
||
558 | mov [error_line],eax |
||
559 | mov [error],invalid_address |
||
560 | initial_ss_ok: |
||
31 | halyavin | 561 | mov edx,[additional_memory] |
157 | heavyiron | 562 | mov [edx+0Eh],ax |
563 | lods byte [esi] |
||
564 | cmp al,':' |
||
565 | jne invalid_argument |
||
566 | lods byte [esi] |
||
567 | cmp al,'(' |
||
568 | jne invalid_argument |
||
569 | call get_word_value |
||
570 | cmp [value_type],0 |
||
571 | jne invalid_use_of_symbol |
||
572 | mov edx,[additional_memory] |
||
573 | mov [edx+10h],ax |
||
574 | bts [format_flags],4 |
||
575 | jmp instruction_assembled |
||
576 | mz_heap: |
||
31 | halyavin | 577 | cmp [output_format],2 |
157 | heavyiron | 578 | jne illegal_instruction |
579 | lods byte [esi] |
||
580 | call get_size_operator |
||
581 | cmp ah,1 |
||
582 | je invalid_value |
||
583 | cmp ah,2 |
||
584 | ja invalid_value |
||
585 | cmp al,'(' |
||
586 | jne invalid_argument |
||
587 | call get_word_value |
||
588 | cmp [value_type],0 |
||
589 | jne invalid_use_of_symbol |
||
590 | mov edx,[additional_memory] |
||
591 | mov [edx+0Ch],ax |
||
592 | jmp instruction_assembled |
||
593 | write_mz_header: |
||
31 | halyavin | 594 | mov edx,[additional_memory] |
157 | heavyiron | 595 | bt [format_flags],4 |
596 | jc mz_stack_ok |
||
597 | mov eax,[real_code_size] |
||
598 | dec eax |
||
599 | shr eax,4 |
||
600 | inc eax |
||
601 | mov [edx+0Eh],ax |
||
602 | shl eax,4 |
||
603 | movzx ecx,word [edx+10h] |
||
604 | add eax,ecx |
||
605 | mov [real_code_size],eax |
||
606 | mz_stack_ok: |
||
31 | halyavin | 607 | mov edi,[free_additional_memory] |
157 | heavyiron | 608 | mov eax,[number_of_relocations] |
609 | shl eax,2 |
||
610 | add eax,1Ch |
||
611 | sub edi,eax |
||
612 | xchg edi,[free_additional_memory] |
||
613 | mov ecx,0Fh |
||
614 | add eax,0Fh |
||
615 | and eax,1111b |
||
616 | sub ecx,eax |
||
617 | xor al,al |
||
618 | rep stos byte [edi] |
||
619 | sub edi,[free_additional_memory] |
||
620 | mov ecx,edi |
||
621 | shr edi,4 |
||
622 | mov word [edx],'MZ' ; signature |
||
623 | mov [edx+8],di ; header size in paragraphs |
||
624 | mov eax,[number_of_relocations] |
||
625 | mov [edx+6],ax ; number of relocation entries |
||
626 | mov eax,[code_size] |
||
627 | add eax,ecx |
||
628 | mov esi,eax |
||
629 | shr esi,9 |
||
630 | and eax,1FFh |
||
631 | inc si |
||
632 | or ax,ax |
||
633 | jnz mz_size_ok |
||
634 | dec si |
||
635 | mz_size_ok: |
||
31 | halyavin | 636 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 637 | mov [edx+4],si ; number of pages |
638 | mov eax,[real_code_size] |
||
639 | dec eax |
||
640 | shr eax,4 |
||
641 | inc eax |
||
642 | mov esi,[code_size] |
||
643 | dec esi |
||
644 | shr esi,4 |
||
645 | inc esi |
||
646 | sub eax,esi |
||
647 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
648 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
649 | salc |
||
650 | mov ah,al |
||
651 | or [edx+0Ch],ax |
||
652 | mov word [edx+18h],1Ch ; offset of relocation table |
||
653 | add [written_size],ecx |
||
654 | call write |
||
655 | jc write_failed |
||
656 | ret |
||
657 | |||
31 | halyavin | 658 | |
659 | mov [stub_file],edx |
||
157 | heavyiron | 660 | or edx,edx |
661 | jnz stub_from_file |
||
662 | push esi |
||
663 | mov edx,edi |
||
664 | xor eax,eax |
||
665 | mov ecx,20h |
||
666 | rep stos dword [edi] |
||
667 | mov eax,40h+default_stub_end-default_stub |
||
668 | mov cx,100h+default_stub_end-default_stub |
||
669 | mov word [edx],'MZ' |
||
670 | mov byte [edx+4],1 |
||
1115 | heavyiron | 671 | mov word [edx+2],ax |
157 | heavyiron | 672 | mov byte [edx+8],4 |
1115 | heavyiron | 673 | mov byte [edx+0Ah],10h |
674 | mov word [edx+0Ch],0FFFFh |
||
157 | heavyiron | 675 | mov word [edx+10h],cx |
676 | mov word [edx+3Ch],ax |
||
677 | mov byte [edx+18h],40h |
||
1115 | heavyiron | 678 | lea edi,[edx+40h] |
157 | heavyiron | 679 | mov esi,default_stub |
680 | mov ecx,default_stub_end-default_stub |
||
681 | rep movs byte [edi],[esi] |
||
682 | pop esi |
||
683 | jmp stub_ok |
||
684 | default_stub: |
||
31 | halyavin | 685 | use16 |
157 | heavyiron | 686 | push cs |
687 | pop ds |
||
688 | mov dx,stub_message-default_stub |
||
689 | mov ah,9 |
||
690 | int 21h |
||
691 | mov ax,4C01h |
||
692 | int 21h |
||
693 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 694 | rq 1 |
157 | heavyiron | 695 | default_stub_end: |
31 | halyavin | 696 | use32 |
157 | heavyiron | 697 | stub_from_file: |
31 | halyavin | 698 | push esi |
157 | heavyiron | 699 | mov esi,edx |
700 | call open_binary_file |
||
701 | mov edx,edi |
||
702 | mov ecx,1Ch |
||
703 | mov esi,edx |
||
704 | call read |
||
705 | jc binary_stub |
||
706 | cmp word [esi],'MZ' |
||
707 | jne binary_stub |
||
708 | add edi,1Ch |
||
709 | movzx ecx,word [esi+6] |
||
710 | add ecx,11b |
||
711 | and ecx,not 11b |
||
712 | add ecx,(40h-1Ch) shr 2 |
||
713 | lea eax,[edi+ecx*4] |
||
714 | cmp edi,[display_buffer] |
||
715 | jae out_of_memory |
||
716 | xor eax,eax |
||
717 | rep stos dword [edi] |
||
718 | mov edx,40h |
||
719 | xchg dx,[esi+18h] |
||
720 | xor al,al |
||
721 | call lseek |
||
722 | movzx ecx,word [esi+6] |
||
723 | shl ecx,2 |
||
724 | lea edx,[esi+40h] |
||
725 | call read |
||
726 | mov edx,edi |
||
727 | sub edx,esi |
||
728 | shr edx,4 |
||
729 | xchg dx,[esi+8] |
||
730 | shl edx,4 |
||
731 | xor al,al |
||
732 | call lseek |
||
733 | movzx ecx,word [esi+4] |
||
734 | dec ecx |
||
735 | shl ecx,9 |
||
736 | movzx edx,word [esi+2] |
||
737 | test edx,edx |
||
872 | heavyiron | 738 | jnz stub_header_size_ok |
739 | mov dx,200h |
||
740 | stub_header_size_ok: |
||
741 | add ecx,edx |
||
157 | heavyiron | 742 | mov edx,edi |
743 | sub ecx,eax |
||
744 | je read_stub_code |
||
745 | jb stub_code_ok |
||
746 | push ecx |
||
747 | dec ecx |
||
748 | shr ecx,3 |
||
749 | inc ecx |
||
750 | shl ecx,1 |
||
751 | lea eax,[edi+ecx*4] |
||
752 | cmp eax,[display_buffer] |
||
753 | jae out_of_memory |
||
754 | xor eax,eax |
||
755 | rep stos dword [edi] |
||
756 | pop ecx |
||
757 | read_stub_code: |
||
31 | halyavin | 758 | call read |
157 | heavyiron | 759 | stub_code_ok: |
31 | halyavin | 760 | call close |
157 | heavyiron | 761 | mov edx,edi |
762 | sub edx,esi |
||
763 | mov ax,dx |
||
764 | and ax,1FFh |
||
765 | mov [esi+2],ax |
||
766 | dec edx |
||
767 | shr edx,9 |
||
768 | inc edx |
||
769 | mov [esi+4],dx |
||
770 | mov eax,edi |
||
771 | sub eax,esi |
||
772 | mov [esi+3Ch],eax |
||
773 | pop esi |
||
774 | stub_ok: |
||
31 | halyavin | 775 | ret |
157 | heavyiron | 776 | binary_stub: |
31 | halyavin | 777 | mov esi,edi |
157 | heavyiron | 778 | mov ecx,40h shr 2 |
779 | xor eax,eax |
||
780 | rep stos dword [edi] |
||
781 | mov al,2 |
||
782 | xor edx,edx |
||
783 | call lseek |
||
784 | push eax |
||
785 | xor al,al |
||
786 | xor edx,edx |
||
787 | call lseek |
||
788 | mov ecx,[esp] |
||
789 | add ecx,40h+111b |
||
790 | and ecx,not 111b |
||
791 | mov ax,cx |
||
792 | and ax,1FFh |
||
793 | mov [esi+2],ax |
||
794 | lea eax,[ecx+1FFh] |
||
795 | shr eax,9 |
||
796 | mov [esi+4],ax |
||
797 | mov [esi+3Ch],ecx |
||
798 | sub ecx,40h |
||
799 | mov eax,10000h |
||
800 | sub eax,ecx |
||
801 | jbe binary_heap_ok |
||
802 | shr eax,4 |
||
803 | mov [esi+0Ah],ax |
||
804 | binary_heap_ok: |
||
31 | halyavin | 805 | mov word [esi],'MZ' |
157 | heavyiron | 806 | mov byte [esi+8],4 |
1115 | heavyiron | 807 | mov ax,0FFFFh |
157 | heavyiron | 808 | mov [esi+0Ch],ax |
809 | dec ax |
||
810 | mov [esi+10h],ax |
||
811 | sub ax,0Eh |
||
812 | mov [esi+0Eh],ax |
||
813 | mov [esi+16h],ax |
||
814 | mov word [esi+14h],100h |
||
815 | mov byte [esi+18h],40h |
||
1115 | heavyiron | 816 | mov eax,[display_buffer] |
157 | heavyiron | 817 | sub eax,ecx |
818 | cmp edi,eax |
||
819 | jae out_of_memory |
||
820 | mov edx,edi |
||
821 | shr ecx,2 |
||
822 | xor eax,eax |
||
823 | rep stos dword [edi] |
||
824 | pop ecx |
||
825 | call read |
||
826 | call close |
||
827 | pop esi |
||
828 | ret |
||
829 | |||
31 | halyavin | 830 | |
831 | xor edx,edx |
||
157 | heavyiron | 832 | mov [machine],14Ch |
833 | mov [subsystem],3 |
||
834 | mov [subsystem_version],3 + 10 shl 16 |
||
835 | mov [image_base],400000h |
||
836 | test [format_flags],8 |
||
837 | jz pe_settings |
||
838 | mov [machine],8664h |
||
839 | mov [subsystem_version],5 + 0 shl 16 |
||
840 | mov [image_base_high],0 |
||
841 | pe_settings: |
||
31 | halyavin | 842 | cmp byte [esi],84h |
157 | heavyiron | 843 | je get_stub_name |
844 | cmp byte [esi],80h |
||
845 | je get_pe_base |
||
846 | cmp byte [esi],1Bh |
||
847 | jne pe_settings_ok |
||
848 | lods byte [esi] |
||
849 | lods byte [esi] |
||
850 | test al,80h+40h |
||
851 | jz subsystem_setting |
||
852 | cmp al,80h |
||
853 | je dll_flag |
||
854 | cmp al,81h |
||
855 | je wdm_flag |
||
856 | jmp pe_settings |
||
857 | dll_flag: |
||
31 | halyavin | 858 | bts [format_flags],8 |
157 | heavyiron | 859 | jc setting_already_specified |
860 | jmp pe_settings |
||
861 | wdm_flag: |
||
31 | halyavin | 862 | bts [format_flags],9 |
157 | heavyiron | 863 | jc setting_already_specified |
864 | jmp pe_settings |
||
865 | subsystem_setting: |
||
31 | halyavin | 866 | bts [format_flags],7 |
157 | heavyiron | 867 | jc setting_already_specified |
868 | and ax,3Fh |
||
869 | mov [subsystem],ax |
||
870 | cmp ax,10 |
||
992 | heavyiron | 871 | jb subsystem_type_ok |
872 | or [format_flags],8 |
||
873 | subsystem_type_ok: |
||
874 | cmp byte [esi],'(' |
||
157 | heavyiron | 875 | jne pe_settings |
876 | inc esi |
||
877 | cmp byte [esi],'.' |
||
878 | jne invalid_value |
||
879 | inc esi |
||
880 | push edx |
||
881 | cmp byte [esi+11],0 |
||
882 | jne invalid_value |
||
883 | cmp byte [esi+10],2 |
||
884 | ja invalid_value |
||
885 | mov dx,[esi+8] |
||
886 | cmp dx,8000h |
||
887 | je zero_version |
||
888 | mov eax,[esi+4] |
||
889 | cmp dx,7 |
||
890 | jg invalid_value |
||
891 | mov cx,7 |
||
892 | sub cx,dx |
||
893 | mov eax,[esi+4] |
||
894 | shr eax,cl |
||
895 | mov ebx,eax |
||
896 | shr ebx,24 |
||
897 | cmp bl,100 |
||
898 | jae invalid_value |
||
899 | and eax,0FFFFFFh |
||
900 | mov ecx,100 |
||
901 | mul ecx |
||
902 | shrd eax,edx,24 |
||
903 | jnc version_value_ok |
||
904 | inc eax |
||
905 | version_value_ok: |
||
31 | halyavin | 906 | shl eax,16 |
157 | heavyiron | 907 | mov ax,bx |
908 | jmp subsystem_version_ok |
||
909 | zero_version: |
||
31 | halyavin | 910 | xor eax,eax |
157 | heavyiron | 911 | subsystem_version_ok: |
31 | halyavin | 912 | pop edx |
157 | heavyiron | 913 | add esi,13 |
914 | mov [subsystem_version],eax |
||
915 | jmp pe_settings |
||
916 | get_pe_base: |
||
31 | halyavin | 917 | bts [format_flags],10 |
157 | heavyiron | 918 | jc setting_already_specified |
919 | lods word [esi] |
||
920 | cmp ah,'(' |
||
921 | jne invalid_argument |
||
922 | cmp byte [esi],'.' |
||
923 | je invalid_value |
||
924 | push edx edi |
||
925 | add edi,[stub_size] |
||
926 | test [format_flags],8 |
||
927 | jnz get_peplus_base |
||
992 | heavyiron | 928 | call get_dword_value |
157 | heavyiron | 929 | mov [image_base],eax |
930 | jmp pe_base_ok |
||
931 | get_peplus_base: |
||
992 | heavyiron | 932 | call get_qword_value |
157 | heavyiron | 933 | mov [image_base],eax |
934 | mov [image_base_high],edx |
||
935 | pe_base_ok: |
||
31 | halyavin | 936 | pop edi edx |
157 | heavyiron | 937 | cmp [value_type],0 |
938 | jne invalid_use_of_symbol |
||
939 | cmp byte [esi],84h |
||
940 | jne pe_settings_ok |
||
941 | get_stub_name: |
||
31 | halyavin | 942 | lods byte [esi] |
157 | heavyiron | 943 | lods word [esi] |
944 | cmp ax,'(' |
||
945 | jne invalid_argument |
||
946 | lods dword [esi] |
||
947 | mov edx,esi |
||
948 | add esi,eax |
||
949 | inc esi |
||
950 | pe_settings_ok: |
||
31 | halyavin | 951 | mov ebp,[stub_size] |
157 | heavyiron | 952 | or ebp,ebp |
953 | jz make_pe_stub |
||
954 | cmp edx,[stub_file] |
||
955 | je pe_stub_ok |
||
956 | sub edi,[stub_size] |
||
957 | mov [code_start],edi |
||
958 | make_pe_stub: |
||
31 | halyavin | 959 | call make_stub |
157 | heavyiron | 960 | mov eax,edi |
961 | sub eax,[code_start] |
||
962 | mov [stub_size],eax |
||
963 | mov [code_start],edi |
||
964 | mov ebp,eax |
||
965 | pe_stub_ok: |
||
31 | halyavin | 966 | mov edx,edi |
157 | heavyiron | 967 | mov ecx,18h+0E0h |
968 | test [format_flags],8 |
||
969 | jz zero_pe_header |
||
970 | add ecx,10h |
||
971 | zero_pe_header: |
||
31 | halyavin | 972 | add ebp,ecx |
157 | heavyiron | 973 | shr ecx,2 |
974 | xor eax,eax |
||
975 | rep stos dword [edi] |
||
976 | mov word [edx],'PE' ; signature |
||
977 | mov ax,[machine] |
||
978 | mov word [edx+4],ax |
||
979 | mov byte [edx+38h+1],10h ; section alignment |
||
1115 | heavyiron | 980 | mov byte [edx+3Ch+1],2 ; file alignment |
981 | mov byte [edx+40h],1 ; OS version |
||
982 | mov eax,[subsystem_version] |
||
157 | heavyiron | 983 | mov [edx+48h],eax |
984 | mov ax,[subsystem] |
||
985 | mov [edx+5Ch],ax |
||
986 | cmp ax,1 |
||
987 | jne pe_alignment_ok |
||
988 | mov eax,20h |
||
989 | mov dword [edx+38h],eax |
||
990 | mov dword [edx+3Ch],eax |
||
991 | pe_alignment_ok: |
||
31 | halyavin | 992 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 993 | test [format_flags],8 |
994 | jnz init_peplus_specific |
||
992 | heavyiron | 995 | mov byte [edx+14h],0E0h ; size of optional header |
1115 | heavyiron | 996 | mov dword [edx+16h],10B010Eh; flags and magic value |
157 | heavyiron | 997 | mov eax,[image_base] |
998 | mov [edx+34h],eax |
||
1115 | heavyiron | 999 | mov byte [edx+60h+1],10h ; stack reserve |
1000 | mov byte [edx+64h+1],10h ; stack commit |
||
1001 | mov byte [edx+68h+2],1 ; heap reserve |
||
1002 | mov byte [edx+74h],16 ; number of directories |
||
1003 | jmp pe_header_ok |
||
157 | heavyiron | 1004 | init_peplus_specific: |
992 | heavyiron | 1005 | mov byte [edx+14h],0F0h ; size of optional header |
1115 | heavyiron | 1006 | mov dword [edx+16h],20B002Eh; flags and magic value |
157 | heavyiron | 1007 | mov eax,[image_base] |
1008 | mov [edx+30h],eax |
||
1115 | heavyiron | 1009 | mov eax,[image_base_high] |
157 | heavyiron | 1010 | mov [edx+34h],eax |
1115 | heavyiron | 1011 | mov byte [edx+60h+1],10h ; stack reserve |
1012 | mov byte [edx+68h+1],10h ; stack commit |
||
1013 | mov byte [edx+70h+2],1 ; heap reserve |
||
1014 | mov byte [edx+84h],16 ; number of directories |
||
1015 | pe_header_ok: |
||
31 | halyavin | 1016 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 1017 | imul ebx,[number_of_sections],28h |
1018 | or ebx,ebx |
||
1019 | jnz reserve_space_for_section_headers |
||
1020 | mov ebx,28h |
||
1021 | reserve_space_for_section_headers: |
||
31 | halyavin | 1022 | add ebx,ebp |
157 | heavyiron | 1023 | dec ebx |
1024 | shr ebx,cl |
||
1025 | inc ebx |
||
1026 | shl ebx,cl |
||
1027 | sub ebx,ebp |
||
1028 | mov ecx,ebx |
||
1029 | mov eax,[display_buffer] |
||
1030 | sub eax,ecx |
||
1031 | cmp edi,eax |
||
1032 | jae out_of_memory |
||
1033 | shr ecx,2 |
||
1034 | xor eax,eax |
||
1035 | rep stos dword [edi] |
||
1036 | mov eax,edi |
||
1037 | sub eax,[code_start] |
||
1038 | add eax,[stub_size] |
||
1039 | mov [edx+54h],eax ; size of headers |
||
1040 | mov ecx,[edx+38h] |
||
1041 | dec ecx |
||
1042 | add eax,ecx |
||
1043 | not ecx |
||
1044 | and eax,ecx |
||
1045 | bt [format_flags],8 |
||
1046 | jc pe_entry_init_ok |
||
1047 | mov [edx+28h],eax ; entry point rva |
||
1048 | pe_entry_init_ok: |
||
31 | halyavin | 1049 | mov [number_of_sections],0 |
157 | heavyiron | 1050 | movzx ebx,word [edx+14h] |
1051 | lea ebx,[edx+18h+ebx] |
||
1052 | mov [current_section],ebx |
||
1053 | mov dword [ebx],'.fla' |
||
1054 | mov dword [ebx+4],'t' |
||
1055 | mov [ebx+14h],edi |
||
1056 | mov [ebx+0Ch],eax |
||
1057 | mov dword [ebx+24h],0E0000060h |
||
1058 | xor ecx,ecx |
||
1059 | not eax |
||
1060 | not ecx |
||
1061 | add eax,1 |
||
1062 | adc ecx,0 |
||
1063 | add eax,edi |
||
1064 | adc ecx,0 |
||
1065 | test [format_flags],8 |
||
1066 | jnz peplus_org |
||
992 | heavyiron | 1067 | sub eax,[edx+34h] |
157 | heavyiron | 1068 | sbb ecx,0 |
1069 | mov bl,2 |
||
1070 | mov [code_type],32 |
||
1071 | jmp pe_org_ok |
||
1072 | peplus_org: |
||
992 | heavyiron | 1073 | sub eax,[edx+30h] |
157 | heavyiron | 1074 | sbb ecx,[edx+34h] |
1075 | mov bl,4 |
||
1076 | mov [code_type],64 |
||
1077 | pe_org_ok: |
||
31 | halyavin | 1078 | bt [resolver_flags],0 |
157 | heavyiron | 1079 | jc pe_labels_type_ok |
1080 | xor bl,bl |
||
1081 | pe_labels_type_ok: |
||
109 | heavyiron | 1082 | mov [labels_type],bl |
157 | heavyiron | 1083 | mov dword [org_origin],eax |
1084 | mov dword [org_origin+4],ecx |
||
1085 | mov [org_registers],0 |
||
1086 | mov [org_start],edi |
||
1087 | bt [format_flags],8 |
||
1088 | jnc dll_flag_ok |
||
1089 | or byte [edx+16h+1],20h |
||
1115 | heavyiron | 1090 | dll_flag_ok: |
31 | halyavin | 1091 | bt [format_flags],9 |
157 | heavyiron | 1092 | jnc wdm_flag_ok |
1093 | or byte [edx+5Eh+1],20h |
||
1115 | heavyiron | 1094 | wdm_flag_ok: |
31 | halyavin | 1095 | jmp format_defined |
607 | heavyiron | 1096 | pe_section: |
31 | halyavin | 1097 | call close_pe_section |
157 | heavyiron | 1098 | bts [format_flags],5 |
1099 | lea ecx,[ebx+28h] |
||
1100 | add edx,[edx+54h] |
||
1101 | sub edx,[stub_size] |
||
1102 | cmp ecx,edx |
||
1103 | jbe new_section |
||
1104 | lea ebx,[edx-28h] |
||
1105 | or [next_pass_needed],-1 |
||
1106 | push edi |
||
1107 | mov edi,ebx |
||
1108 | mov ecx,28h shr 4 |
||
1109 | xor eax,eax |
||
1110 | rep stos dword [edi] |
||
1111 | pop edi |
||
1112 | new_section: |
||
31 | halyavin | 1113 | mov [ebx+0Ch],eax |
157 | heavyiron | 1114 | lods word [esi] |
1115 | cmp ax,'(' |
||
1116 | jne invalid_argument |
||
1117 | lea edx,[esi+4] |
||
1118 | mov ecx,[esi] |
||
1119 | lea esi,[esi+4+ecx+1] |
||
1120 | cmp ecx,8 |
||
1121 | ja name_too_long |
||
1122 | xor eax,eax |
||
1123 | mov [ebx],eax |
||
1124 | mov [ebx+4],eax |
||
1125 | push esi edi |
||
1126 | mov edi,ebx |
||
1127 | mov esi,edx |
||
1128 | rep movs byte [edi],[esi] |
||
1129 | pop edi esi |
||
1130 | mov dword [ebx+24h],0 |
||
1131 | mov [ebx+14h],edi |
||
1132 | mov edx,[code_start] |
||
1133 | mov eax,edi |
||
1134 | xor ecx,ecx |
||
1135 | sub eax,[ebx+0Ch] |
||
1136 | sbb ecx,0 |
||
1137 | test [format_flags],8 |
||
1138 | jnz peplus_section_org |
||
992 | heavyiron | 1139 | sub eax,[edx+34h] |
157 | heavyiron | 1140 | sbb ecx,0 |
1141 | mov [labels_type],2 |
||
1142 | mov [code_type],32 |
||
1143 | bt [resolver_flags],0 |
||
1144 | jc pe_section_org_ok |
||
1145 | mov [labels_type],0 |
||
1146 | jmp pe_section_org_ok |
||
1147 | peplus_section_org: |
||
992 | heavyiron | 1148 | sub eax,[edx+30h] |
157 | heavyiron | 1149 | sbb ecx,[edx+34h] |
1150 | mov [labels_type],4 |
||
1151 | mov [code_type],64 |
||
1152 | bt [resolver_flags],0 |
||
1153 | jc pe_section_org_ok |
||
1154 | mov [labels_type],0 |
||
1155 | pe_section_org_ok: |
||
31 | halyavin | 1156 | mov dword [org_origin],eax |
157 | heavyiron | 1157 | mov dword [org_origin+4],ecx |
1158 | mov [org_registers],0 |
||
1159 | mov [org_start],edi |
||
1160 | get_section_flags: |
||
31 | halyavin | 1161 | lods byte [esi] |
157 | heavyiron | 1162 | cmp al,1Ah |
1163 | je set_directory |
||
1164 | cmp al,19h |
||
1165 | je section_flag |
||
1166 | dec esi |
||
1167 | jmp instruction_assembled |
||
1168 | set_directory: |
||
31 | halyavin | 1169 | movzx eax,byte [esi] |
157 | heavyiron | 1170 | inc esi |
1171 | mov ecx,ebx |
||
1172 | test [format_flags],8 |
||
1173 | jnz peplus_directory |
||
992 | heavyiron | 1174 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1175 | mov dword [edx+78h+eax*8+4],-1 |
1176 | jmp pe_directory_set |
||
1177 | peplus_directory: |
||
992 | heavyiron | 1178 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1179 | mov dword [edx+88h+eax*8+4],-1 |
1180 | pe_directory_set: |
||
31 | halyavin | 1181 | or ecx,ecx |
157 | heavyiron | 1182 | jnz data_already_defined |
1183 | push ebx edx |
||
1184 | call generate_pe_data |
||
1185 | pop edx ebx |
||
1186 | jmp get_section_flags |
||
1187 | section_flag: |
||
31 | halyavin | 1188 | lods byte [esi] |
157 | heavyiron | 1189 | cmp al,9 |
1190 | je invalid_argument |
||
1191 | cmp al,11 |
||
1192 | je invalid_argument |
||
1193 | mov cl,al |
||
1194 | mov eax,1 |
||
1195 | shl eax,cl |
||
1196 | test dword [ebx+24h],eax |
||
1197 | jnz setting_already_specified |
||
1198 | or dword [ebx+24h],eax |
||
1199 | jmp get_section_flags |
||
1200 | close_pe_section: |
||
31 | halyavin | 1201 | mov ebx,[current_section] |
157 | heavyiron | 1202 | mov edx,[code_start] |
1203 | mov eax,edi |
||
1204 | sub eax,[ebx+14h] |
||
1205 | jnz finish_section |
||
1206 | bt [format_flags],5 |
||
1207 | jc finish_section |
||
1208 | mov eax,[ebx+0Ch] |
||
1209 | ret |
||
1210 | finish_section: |
||
31 | halyavin | 1211 | mov [ebx+8],eax |
157 | heavyiron | 1212 | cmp edi,[undefined_data_end] |
1213 | jne align_section |
||
1214 | cmp dword [edx+38h],1000h |
||
1215 | jb align_section |
||
1216 | mov edi,[undefined_data_start] |
||
1217 | align_section: |
||
31 | halyavin | 1218 | mov [undefined_data_end],0 |
157 | heavyiron | 1219 | mov ebp,edi |
1220 | sub ebp,[ebx+14h] |
||
1221 | mov ecx,[edx+3Ch] |
||
1222 | dec ecx |
||
1223 | lea eax,[ebp+ecx] |
||
1224 | not ecx |
||
1225 | and eax,ecx |
||
1226 | mov [ebx+10h],eax |
||
1227 | sub eax,ebp |
||
1228 | mov ecx,eax |
||
1229 | xor al,al |
||
1230 | rep stos byte [edi] |
||
1231 | mov eax,[code_start] |
||
1232 | sub eax,[stub_size] |
||
1233 | sub [ebx+14h],eax |
||
1234 | mov ecx,[ebx+10h] |
||
992 | heavyiron | 1235 | test byte [ebx+24h],20h |
1236 | jz pe_code_sum_ok |
||
1237 | add [edx+1Ch],ecx |
||
1238 | cmp dword [edx+2Ch],0 |
||
1239 | jne pe_code_sum_ok |
||
1240 | mov eax,[ebx+0Ch] |
||
1241 | mov [edx+2Ch],eax |
||
1242 | pe_code_sum_ok: |
||
1243 | test byte [ebx+24h],40h |
||
1244 | jz pe_data_sum_ok |
||
1245 | add [edx+20h],ecx |
||
1246 | test [format_flags],8 |
||
1247 | jnz pe_data_sum_ok |
||
1248 | cmp dword [edx+30h],0 |
||
1249 | jne pe_data_sum_ok |
||
1250 | mov eax,[ebx+0Ch] |
||
1251 | mov [edx+30h],eax |
||
1252 | pe_data_sum_ok: |
||
1253 | mov eax,[ebx+8] |
||
157 | heavyiron | 1254 | or eax,eax |
1255 | jz udata_ok |
||
1256 | cmp dword [ebx+10h],0 |
||
1257 | jne udata_ok |
||
1258 | or byte [ebx+24h],80h |
||
1259 | add [edx+24h],ecx |
||
992 | heavyiron | 1260 | udata_ok: |
31 | halyavin | 1261 | mov ecx,[edx+38h] |
157 | heavyiron | 1262 | dec ecx |
1263 | add eax,ecx |
||
1264 | not ecx |
||
1265 | and eax,ecx |
||
1266 | add eax,[ebx+0Ch] |
||
1267 | add ebx,28h |
||
1268 | mov [current_section],ebx |
||
1269 | inc word [number_of_sections] |
||
1270 | jz format_limitations_exceeded |
||
1271 | ret |
||
1272 | data_directive: |
||
31 | halyavin | 1273 | cmp [output_format],3 |
157 | heavyiron | 1274 | jne illegal_instruction |
1275 | lods byte [esi] |
||
1276 | cmp al,1Ah |
||
1277 | je predefined_data_type |
||
1278 | cmp al,'(' |
||
1279 | jne invalid_argument |
||
1280 | call get_byte_value |
||
1281 | cmp al,16 |
||
1282 | jb data_type_ok |
||
1283 | jmp invalid_value |
||
1284 | predefined_data_type: |
||
31 | halyavin | 1285 | movzx eax,byte [esi] |
157 | heavyiron | 1286 | inc esi |
1287 | data_type_ok: |
||
31 | halyavin | 1288 | mov ebx,[current_section] |
157 | heavyiron | 1289 | mov ecx,edi |
1290 | sub ecx,[ebx+14h] |
||
1291 | add ecx,[ebx+0Ch] |
||
1292 | mov edx,[code_start] |
||
1293 | test [format_flags],8 |
||
1294 | jnz peplus_data |
||
992 | heavyiron | 1295 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1296 | jmp init_pe_data |
1297 | peplus_data: |
||
992 | heavyiron | 1298 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1299 | init_pe_data: |
31 | halyavin | 1300 | or ecx,ecx |
157 | heavyiron | 1301 | jnz data_already_defined |
1302 | call allocate_structure_data |
||
1303 | mov word [ebx],data_directive-assembler |
||
1304 | mov [ebx+2],al |
||
1305 | mov edx,[current_line] |
||
1306 | mov [ebx+4],edx |
||
1307 | call generate_pe_data |
||
1308 | jmp instruction_assembled |
||
1309 | end_data: |
||
31 | halyavin | 1310 | cmp [output_format],3 |
157 | heavyiron | 1311 | jne illegal_instruction |
1312 | call find_structure_data |
||
1313 | jc unexpected_instruction |
||
1314 | movzx eax,byte [ebx+2] |
||
1315 | mov edx,[current_section] |
||
1316 | mov ecx,edi |
||
1317 | sub ecx,[edx+14h] |
||
1318 | add ecx,[edx+0Ch] |
||
1319 | mov edx,[code_start] |
||
1320 | test [format_flags],8 |
||
1321 | jnz end_peplus_data |
||
992 | heavyiron | 1322 | sub ecx,[edx+78h+eax*8] |
157 | heavyiron | 1323 | mov [edx+78h+eax*8+4],ecx |
1324 | jmp remove_structure_data |
||
1325 | end_peplus_data: |
||
992 | heavyiron | 1326 | sub ecx,[edx+88h+eax*8] |
157 | heavyiron | 1327 | mov [edx+88h+eax*8+4],ecx |
1328 | jmp remove_structure_data |
||
1329 | pe_entry: |
||
31 | halyavin | 1330 | lods byte [esi] |
157 | heavyiron | 1331 | cmp al,'(' |
1332 | jne invalid_argument |
||
1333 | cmp byte [esi],'.' |
||
1334 | je invalid_value |
||
1335 | test [format_flags],8 |
||
1336 | jnz peplus_entry |
||
992 | heavyiron | 1337 | call get_dword_value |
157 | heavyiron | 1338 | mov bl,2 |
1339 | bt [resolver_flags],0 |
||
1340 | jc check_pe_entry_label_type |
||
1341 | xor bl,bl |
||
1342 | check_pe_entry_label_type: |
||
109 | heavyiron | 1343 | cmp [value_type],bl |
157 | heavyiron | 1344 | je pe_entry_ok |
1345 | cmp [error_line],0 |
||
1346 | jne pe_entry_ok |
||
1347 | mov edx,[current_line] |
||
1348 | mov [error_line],edx |
||
1349 | mov [error],invalid_address |
||
1350 | pe_entry_ok: |
||
31 | halyavin | 1351 | mov edx,[code_start] |
157 | heavyiron | 1352 | sub eax,[edx+34h] |
1353 | mov [edx+28h],eax |
||
1354 | jmp instruction_assembled |
||
1355 | peplus_entry: |
||
992 | heavyiron | 1356 | call get_qword_value |
157 | heavyiron | 1357 | mov bl,4 |
1358 | bt [resolver_flags],0 |
||
1359 | jc check_peplus_entry_label_type |
||
992 | heavyiron | 1360 | xor bl,bl |
157 | heavyiron | 1361 | check_peplus_entry_label_type: |
992 | heavyiron | 1362 | cmp [value_type],bl |
157 | heavyiron | 1363 | je peplus_entry_type_ok |
992 | heavyiron | 1364 | cmp [error_line],0 |
157 | heavyiron | 1365 | jne peplus_entry_type_ok |
992 | heavyiron | 1366 | mov edx,[current_line] |
157 | heavyiron | 1367 | mov [error_line],edx |
1368 | mov [error],invalid_address |
||
1369 | peplus_entry_type_ok: |
||
992 | heavyiron | 1370 | mov ecx,[code_start] |
157 | heavyiron | 1371 | sub eax,[ecx+30h] |
1372 | sbb edx,[ecx+34h] |
||
1373 | jz peplus_entry_range_ok |
||
992 | heavyiron | 1374 | mov edx,[current_line] |
157 | heavyiron | 1375 | mov [error_line],edx |
1376 | mov [error],value_out_of_range |
||
1377 | peplus_entry_range_ok: |
||
992 | heavyiron | 1378 | mov [ecx+28h],eax |
157 | heavyiron | 1379 | jmp instruction_assembled |
1380 | pe_stack: |
||
31 | halyavin | 1381 | lods byte [esi] |
157 | heavyiron | 1382 | cmp al,'(' |
1383 | jne invalid_argument |
||
1384 | cmp byte [esi],'.' |
||
1385 | je invalid_value |
||
1386 | test [format_flags],8 |
||
1387 | jnz peplus_stack |
||
992 | heavyiron | 1388 | call get_dword_value |
157 | heavyiron | 1389 | cmp [value_type],0 |
1390 | jne invalid_use_of_symbol |
||
1391 | mov edx,[code_start] |
||
1392 | mov [edx+60h],eax |
||
1393 | cmp byte [esi],',' |
||
1394 | jne default_stack_commit |
||
1395 | lods byte [esi] |
||
1396 | lods byte [esi] |
||
1397 | cmp al,'(' |
||
1398 | jne invalid_argument |
||
1399 | cmp byte [esi],'.' |
||
1400 | je invalid_value |
||
1401 | call get_dword_value |
||
1402 | cmp [value_type],0 |
||
1403 | jne invalid_use_of_symbol |
||
1404 | mov edx,[code_start] |
||
1405 | mov [edx+64h],eax |
||
1406 | cmp eax,[edx+60h] |
||
1407 | ja value_out_of_range |
||
1408 | jmp instruction_assembled |
||
1409 | default_stack_commit: |
||
31 | halyavin | 1410 | mov dword [edx+64h],1000h |
157 | heavyiron | 1411 | mov eax,[edx+60h] |
1412 | cmp eax,1000h |
||
1413 | ja instruction_assembled |
||
1414 | mov dword [edx+64h],eax |
||
1415 | jmp instruction_assembled |
||
1416 | peplus_stack: |
||
992 | heavyiron | 1417 | call get_qword_value |
157 | heavyiron | 1418 | cmp [value_type],0 |
1419 | jne invalid_use_of_symbol |
||
1420 | mov ecx,[code_start] |
||
1421 | mov [ecx+60h],eax |
||
1422 | mov [ecx+64h],edx |
||
1423 | cmp byte [esi],',' |
||
1424 | jne default_peplus_stack_commit |
||
992 | heavyiron | 1425 | lods byte [esi] |
157 | heavyiron | 1426 | lods byte [esi] |
1427 | cmp al,'(' |
||
1428 | jne invalid_argument |
||
1429 | cmp byte [esi],'.' |
||
1430 | je invalid_value |
||
1431 | call get_qword_value |
||
1432 | cmp [value_type],0 |
||
1433 | jne invalid_use_of_symbol |
||
1434 | mov ecx,[code_start] |
||
1435 | mov [ecx+68h],eax |
||
1436 | mov [ecx+6Ch],edx |
||
1437 | cmp edx,[ecx+64h] |
||
1438 | ja value_out_of_range |
||
1439 | jb instruction_assembled |
||
1440 | cmp eax,[ecx+60h] |
||
607 | heavyiron | 1441 | ja value_out_of_range |
157 | heavyiron | 1442 | jmp instruction_assembled |
1443 | default_peplus_stack_commit: |
||
992 | heavyiron | 1444 | mov dword [ecx+68h],1000h |
607 | heavyiron | 1445 | cmp dword [ecx+64h],0 |
1446 | jne instruction_assembled |
||
157 | heavyiron | 1447 | mov eax,[ecx+60h] |
607 | heavyiron | 1448 | cmp eax,1000h |
157 | heavyiron | 1449 | ja instruction_assembled |
1450 | mov dword [ecx+68h],eax |
||
607 | heavyiron | 1451 | jmp instruction_assembled |
157 | heavyiron | 1452 | pe_heap: |
31 | halyavin | 1453 | lods byte [esi] |
157 | heavyiron | 1454 | cmp al,'(' |
1455 | jne invalid_argument |
||
1456 | cmp byte [esi],'.' |
||
1457 | je invalid_value |
||
1458 | test [format_flags],8 |
||
1459 | jnz peplus_heap |
||
992 | heavyiron | 1460 | call get_dword_value |
157 | heavyiron | 1461 | cmp [value_type],0 |
1462 | jne invalid_use_of_symbol |
||
1463 | mov edx,[code_start] |
||
1464 | mov [edx+68h],eax |
||
1465 | cmp byte [esi],',' |
||
1466 | jne instruction_assembled |
||
1467 | lods byte [esi] |
||
1468 | lods byte [esi] |
||
1469 | cmp al,'(' |
||
1470 | jne invalid_argument |
||
1471 | cmp byte [esi],'.' |
||
1472 | je invalid_value |
||
1473 | call get_dword_value |
||
1474 | cmp [value_type],0 |
||
1475 | jne invalid_use_of_symbol |
||
1476 | mov edx,[code_start] |
||
1477 | mov [edx+6Ch],eax |
||
1478 | cmp eax,[edx+68h] |
||
1479 | ja value_out_of_range |
||
1480 | jmp instruction_assembled |
||
1481 | peplus_heap: |
||
992 | heavyiron | 1482 | call get_qword_value |
157 | heavyiron | 1483 | cmp [value_type],0 |
1484 | jne invalid_use_of_symbol |
||
1485 | mov ecx,[code_start] |
||
1486 | mov [ecx+70h],eax |
||
1487 | mov [ecx+74h],edx |
||
1488 | cmp byte [esi],',' |
||
1489 | jne instruction_assembled |
||
1490 | lods byte [esi] |
||
1491 | lods byte [esi] |
||
1492 | cmp al,'(' |
||
1493 | jne invalid_argument |
||
1494 | cmp byte [esi],'.' |
||
1495 | je invalid_value |
||
1496 | call get_qword_value |
||
1497 | cmp [value_type],0 |
||
1498 | jne invalid_use_of_symbol |
||
1499 | mov ecx,[code_start] |
||
1500 | mov [ecx+78h],eax |
||
1501 | mov [ecx+7Ch],edx |
||
1502 | cmp edx,[ecx+74h] |
||
1503 | ja value_out_of_range |
||
1504 | jb instruction_assembled |
||
1505 | cmp eax,[edx+70h] |
||
1506 | ja value_out_of_range |
||
1507 | jmp instruction_assembled |
||
1508 | mark_pe_relocation: |
||
31 | halyavin | 1509 | push eax ebx |
157 | heavyiron | 1510 | test [format_flags],8 |
1511 | jz check_pe32_relocation_type |
||
370 | heavyiron | 1512 | cmp [value_type],4 |
1513 | je pe_relocation_type_ok |
||
157 | heavyiron | 1514 | check_pe32_relocation_type: |
370 | heavyiron | 1515 | cmp [value_type],2 |
1516 | je pe_relocation_type_ok |
||
1517 | cmp [error_line],0 |
||
157 | heavyiron | 1518 | jne pe_relocation_type_ok |
1519 | mov eax,[current_line] |
||
1520 | mov [error_line],eax |
||
1521 | mov [error],invalid_use_of_symbol |
||
1522 | pe_relocation_type_ok: |
||
109 | heavyiron | 1523 | mov ebx,[current_section] |
157 | heavyiron | 1524 | mov eax,edi |
1525 | sub eax,[ebx+14h] |
||
1526 | add eax,[ebx+0Ch] |
||
1527 | mov ebx,[free_additional_memory] |
||
1528 | inc [number_of_relocations] |
||
1529 | jz invalid_use_of_symbol |
||
1530 | add ebx,5 |
||
370 | heavyiron | 1531 | cmp ebx,[structures_buffer] |
157 | heavyiron | 1532 | jae out_of_memory |
1533 | mov [free_additional_memory],ebx |
||
1534 | mov [ebx-5],eax |
||
370 | heavyiron | 1535 | cmp [value_type],2 |
1536 | je fixup_32bit |
||
1537 | mov byte [ebx-1],0Ah |
||
1538 | jmp fixup_ok |
||
1539 | fixup_32bit: |
||
1540 | mov byte [ebx-1],3 |
||
1541 | fixup_ok: |
||
1542 | pop ebx eax |
||
157 | heavyiron | 1543 | ret |
1544 | generate_pe_data: |
||
31 | halyavin | 1545 | cmp al,2 |
157 | heavyiron | 1546 | je make_pe_resource |
1547 | cmp al,5 |
||
1548 | je make_pe_fixups |
||
1549 | ret |
||
1550 | make_pe_fixups: |
||
370 | heavyiron | 1551 | bts [resolver_flags],0 |
1552 | jc pe_relocatable_ok |
||
1553 | or [next_pass_needed],-1 |
||
1554 | pe_relocatable_ok: |
||
1555 | push esi |
||
1556 | mov ecx,[number_of_relocations] |
||
1557 | mov esi,[free_additional_memory] |
||
1558 | lea eax,[ecx*5] |
||
1559 | sub esi,eax |
||
1560 | mov [free_additional_memory],esi |
||
1561 | or [number_of_relocations],-1 |
||
1562 | xor edx,edx |
||
1563 | mov ebp,edi |
||
1564 | make_fixups: |
||
1565 | cmp [esi],edx |
||
1566 | jb store_fixup |
||
1567 | mov eax,edi |
||
1568 | sub eax,ebp |
||
1569 | test eax,11b |
||
1570 | jz fixups_block |
||
1571 | xor ax,ax |
||
1572 | stos word [edi] |
||
1573 | add dword [ebx],2 |
||
1574 | fixups_block: |
||
1575 | mov eax,edx |
||
1576 | add edx,1000h |
||
1577 | cmp [esi],edx |
||
1578 | jae fixups_block |
||
1579 | stos dword [edi] |
||
1580 | mov ebx,edi |
||
1581 | mov eax,8 |
||
1582 | stos dword [edi] |
||
1583 | store_fixup: |
||
1584 | jecxz fixups_done |
||
1585 | add dword [ebx],2 |
||
1586 | mov ah,[esi+1] |
||
607 | heavyiron | 1587 | and ah,0Fh |
1588 | mov al,[esi+4] |
||
1589 | shl al,4 |
||
1590 | or ah,al |
||
1591 | mov al,[esi] |
||
1592 | stos word [edi] |
||
370 | heavyiron | 1593 | add esi,5 |
1594 | loop make_fixups |
||
1595 | fixups_done: |
||
1596 | pop esi |
||
1597 | ret |
||
1598 | make_pe_resource: |
||
31 | halyavin | 1599 | cmp byte [esi],82h |
157 | heavyiron | 1600 | jne resource_done |
1601 | inc esi |
||
1602 | lods word [esi] |
||
1603 | cmp ax,'(' |
||
1604 | jne invalid_argument |
||
1605 | lods dword [esi] |
||
1606 | mov edx,esi |
||
1607 | lea esi,[esi+eax+1] |
||
1608 | cmp [next_pass_needed],0 |
||
1609 | je resource_from_file |
||
1610 | cmp [current_pass],0 |
||
1611 | jne reserve_space_for_resource |
||
1612 | mov [resource_size],0 |
||
1613 | reserve_space_for_resource: |
||
31 | halyavin | 1614 | add edi,[resource_size] |
157 | heavyiron | 1615 | cmp edi,[display_buffer] |
1616 | ja out_of_memory |
||
1617 | jmp resource_done |
||
1618 | resource_from_file: |
||
31 | halyavin | 1619 | push esi |
157 | heavyiron | 1620 | mov esi,edx |
1621 | call open_binary_file |
||
1622 | push ebx |
||
1623 | mov esi,[free_additional_memory] |
||
1624 | lea eax,[esi+20h] |
||
1625 | cmp eax,[structures_buffer] |
||
1626 | ja out_of_memory |
||
1627 | mov edx,esi |
||
1628 | mov ecx,20h |
||
1629 | call read |
||
1630 | jc invalid_file_format |
||
1631 | xor eax,eax |
||
1632 | cmp [esi],eax |
||
1633 | jne invalid_file_format |
||
1634 | mov ax,0FFFFh |
||
1635 | cmp [esi+8],eax |
||
1636 | jne invalid_file_format |
||
1637 | cmp [esi+12],eax |
||
1638 | jne invalid_file_format |
||
1639 | mov eax,20h |
||
1640 | cmp [esi+4],eax |
||
1641 | jne invalid_file_format |
||
1642 | read_resource_headers: |
||
31 | halyavin | 1643 | test eax,11b |
157 | heavyiron | 1644 | jz resource_file_alignment_ok |
1645 | mov edx,4 |
||
1646 | and eax,11b |
||
1647 | sub edx,eax |
||
1648 | mov al,1 |
||
1649 | call lseek |
||
1650 | resource_file_alignment_ok: |
||
31 | halyavin | 1651 | mov [esi],eax |
157 | heavyiron | 1652 | lea edx,[esi+12] |
1653 | mov ecx,8 |
||
1654 | call read |
||
1655 | jc resource_headers_ok |
||
1656 | mov ecx,[esi+16] |
||
1657 | add [esi],ecx |
||
1658 | lea edx,[esi+20] |
||
1659 | sub ecx,8 |
||
1660 | mov [esi+16],ecx |
||
1661 | lea eax,[edx+ecx] |
||
1662 | cmp eax,[structures_buffer] |
||
1663 | ja out_of_memory |
||
1664 | call read |
||
1665 | jc invalid_file_format |
||
1666 | mov edx,[esi] |
||
1667 | add edx,[esi+12] |
||
1668 | mov eax,[esi+16] |
||
1669 | lea ecx,[esi+20] |
||
1670 | lea esi,[ecx+eax] |
||
1671 | add ecx,2 |
||
1672 | cmp word [ecx-2],0FFFFh |
||
1673 | je resource_header_type_ok |
||
1674 | check_resource_header_type: |
||
31 | halyavin | 1675 | cmp ecx,esi |
157 | heavyiron | 1676 | jae invalid_file_format |
1677 | cmp word [ecx],0 |
||
1678 | je resource_header_type_ok |
||
1679 | add ecx,2 |
||
1680 | jmp check_resource_header_type |
||
1681 | resource_header_type_ok: |
||
31 | halyavin | 1682 | add ecx,2 |
157 | heavyiron | 1683 | cmp word [ecx],0FFFFh |
1684 | je resource_header_name_ok |
||
1685 | check_resource_header_name: |
||
31 | halyavin | 1686 | cmp ecx,esi |
157 | heavyiron | 1687 | jae invalid_file_format |
1688 | cmp word [ecx],0 |
||
1689 | je resource_header_name_ok |
||
1690 | add ecx,2 |
||
1691 | jmp check_resource_header_name |
||
1692 | resource_header_name_ok: |
||
31 | halyavin | 1693 | xor al,al |
157 | heavyiron | 1694 | call lseek |
1695 | jmp read_resource_headers |
||
1696 | resource_headers_ok: |
||
31 | halyavin | 1697 | xor eax,eax |
157 | heavyiron | 1698 | mov [esi],eax |
1699 | mov [resource_data],edi |
||
1700 | lea eax,[edi+16] |
||
1701 | cmp eax,[display_buffer] |
||
1702 | jae out_of_memory |
||
1703 | xor eax,eax |
||
1704 | stos dword [edi] |
||
1705 | call make_timestamp |
||
1706 | stos dword [edi] |
||
1707 | xor eax,eax |
||
1708 | stos dword [edi] |
||
1709 | stos dword [edi] |
||
1710 | xor ebx,ebx |
||
1711 | make_type_name_directory: |
||
31 | halyavin | 1712 | mov esi,[free_additional_memory] |
157 | heavyiron | 1713 | xor edx,edx |
1714 | find_type_name: |
||
31 | halyavin | 1715 | cmp dword [esi],0 |
157 | heavyiron | 1716 | je type_name_ok |
1717 | add esi,20 |
||
1718 | cmp word [esi],0FFFFh |
||
1719 | je check_next_type_name |
||
1720 | or ebx,ebx |
||
1721 | jz check_this_type_name |
||
1722 | xor ecx,ecx |
||
1723 | compare_with_previous_type_name: |
||
31 | halyavin | 1724 | mov ax,[esi+ecx] |
157 | heavyiron | 1725 | cmp ax,[ebx+ecx] |
1726 | ja check_this_type_name |
||
1727 | jb check_next_type_name |
||
1728 | add ecx,2 |
||
1729 | mov ax,[esi+ecx] |
||
1730 | or ax,[ebx+ecx] |
||
1731 | jnz compare_with_previous_type_name |
||
1732 | jmp check_next_type_name |
||
1733 | check_this_type_name: |
||
31 | halyavin | 1734 | or edx,edx |
157 | heavyiron | 1735 | jz type_name_found |
1736 | xor ecx,ecx |
||
1737 | compare_with_current_type_name: |
||
31 | halyavin | 1738 | mov ax,[esi+ecx] |
157 | heavyiron | 1739 | cmp ax,[edx+ecx] |
1740 | ja check_next_type_name |
||
1741 | jb type_name_found |
||
1742 | add ecx,2 |
||
1743 | mov ax,[esi+ecx] |
||
1744 | or ax,[edx+ecx] |
||
1745 | jnz compare_with_current_type_name |
||
1746 | jmp same_type_name |
||
1747 | type_name_found: |
||
31 | halyavin | 1748 | mov edx,esi |
157 | heavyiron | 1749 | same_type_name: |
31 | halyavin | 1750 | mov [esi-16],edi |
157 | heavyiron | 1751 | check_next_type_name: |
31 | halyavin | 1752 | mov eax,[esi-4] |
157 | heavyiron | 1753 | add esi,eax |
1754 | jmp find_type_name |
||
1755 | type_name_ok: |
||
31 | halyavin | 1756 | or edx,edx |
157 | heavyiron | 1757 | jz type_name_directory_done |
1758 | mov ebx,edx |
||
1759 | make_type_name_entry: |
||
31 | halyavin | 1760 | mov eax,[resource_data] |
157 | heavyiron | 1761 | inc word [eax+12] |
1762 | lea eax,[edi+8] |
||
1763 | cmp eax,[display_buffer] |
||
1764 | jae out_of_memory |
||
1765 | mov eax,ebx |
||
1766 | stos dword [edi] |
||
1767 | xor eax,eax |
||
1768 | stos dword [edi] |
||
1769 | jmp make_type_name_directory |
||
1770 | type_name_directory_done: |
||
31 | halyavin | 1771 | mov ebx,-1 |
157 | heavyiron | 1772 | make_type_id_directory: |
31 | halyavin | 1773 | mov esi,[free_additional_memory] |
157 | heavyiron | 1774 | mov edx,10000h |
1775 | find_type_id: |
||
31 | halyavin | 1776 | cmp dword [esi],0 |
157 | heavyiron | 1777 | je type_id_ok |
1778 | add esi,20 |
||
1779 | cmp word [esi],0FFFFh |
||
1780 | jne check_next_type_id |
||
1781 | movzx eax,word [esi+2] |
||
1782 | cmp eax,ebx |
||
1783 | jle check_next_type_id |
||
1784 | cmp eax,edx |
||
1785 | jg check_next_type_id |
||
1786 | mov edx,eax |
||
1787 | mov [esi-16],edi |
||
1788 | check_next_type_id: |
||
31 | halyavin | 1789 | mov eax,[esi-4] |
157 | heavyiron | 1790 | add esi,eax |
1791 | jmp find_type_id |
||
1792 | type_id_ok: |
||
31 | halyavin | 1793 | cmp edx,10000h |
157 | heavyiron | 1794 | je type_id_directory_done |
1795 | mov ebx,edx |
||
1796 | make_type_id_entry: |
||
31 | halyavin | 1797 | mov eax,[resource_data] |
157 | heavyiron | 1798 | inc word [eax+14] |
1799 | lea eax,[edi+8] |
||
1800 | cmp eax,[display_buffer] |
||
1801 | jae out_of_memory |
||
1802 | mov eax,ebx |
||
1803 | stos dword [edi] |
||
1804 | xor eax,eax |
||
1805 | stos dword [edi] |
||
1806 | jmp make_type_id_directory |
||
1807 | type_id_directory_done: |
||
31 | halyavin | 1808 | mov esi,[resource_data] |
157 | heavyiron | 1809 | add esi,10h |
1810 | mov ecx,[esi-4] |
||
1811 | or cx,cx |
||
1812 | jz resource_directories_ok |
||
1813 | make_resource_directories: |
||
31 | halyavin | 1814 | push ecx |
157 | heavyiron | 1815 | push edi |
1816 | mov edx,edi |
||
1817 | sub edx,[resource_data] |
||
1818 | bts edx,31 |
||
1819 | mov [esi+4],edx |
||
1820 | lea eax,[edi+16] |
||
1821 | cmp eax,[display_buffer] |
||
1822 | jae out_of_memory |
||
1823 | xor eax,eax |
||
1824 | stos dword [edi] |
||
1825 | call make_timestamp |
||
1826 | stos dword [edi] |
||
1827 | xor eax,eax |
||
1828 | stos dword [edi] |
||
1829 | stos dword [edi] |
||
1830 | mov ebp,esi |
||
1831 | xor ebx,ebx |
||
1832 | make_resource_name_directory: |
||
31 | halyavin | 1833 | mov esi,[free_additional_memory] |
157 | heavyiron | 1834 | xor edx,edx |
1835 | find_resource_name: |
||
31 | halyavin | 1836 | cmp dword [esi],0 |
157 | heavyiron | 1837 | je resource_name_ok |
1838 | push esi |
||
1839 | cmp [esi+4],ebp |
||
1840 | jne check_next_resource_name |
||
1841 | add esi,20 |
||
1842 | call skip_resource_name |
||
1843 | cmp word [esi],0FFFFh |
||
1844 | je check_next_resource_name |
||
1845 | or ebx,ebx |
||
1846 | jz check_this_resource_name |
||
1847 | xor ecx,ecx |
||
1848 | compare_with_previous_resource_name: |
||
31 | halyavin | 1849 | mov ax,[esi+ecx] |
157 | heavyiron | 1850 | cmp ax,[ebx+ecx] |
1851 | ja check_this_resource_name |
||
1852 | jb check_next_resource_name |
||
1853 | add ecx,2 |
||
1854 | mov ax,[esi+ecx] |
||
1855 | or ax,[ebx+ecx] |
||
1856 | jnz compare_with_previous_resource_name |
||
1857 | jmp check_next_resource_name |
||
1858 | skip_resource_name: |
||
31 | halyavin | 1859 | cmp word [esi],0FFFFh |
157 | heavyiron | 1860 | jne skip_unicode_string |
1861 | add esi,4 |
||
1862 | ret |
||
1863 | skip_unicode_string: |
||
31 | halyavin | 1864 | add esi,2 |
157 | heavyiron | 1865 | cmp word [esi-2],0 |
1866 | jne skip_unicode_string |
||
1867 | ret |
||
1868 | check_this_resource_name: |
||
31 | halyavin | 1869 | or edx,edx |
157 | heavyiron | 1870 | jz resource_name_found |
1871 | xor ecx,ecx |
||
1872 | compare_with_current_resource_name: |
||
31 | halyavin | 1873 | mov ax,[esi+ecx] |
157 | heavyiron | 1874 | cmp ax,[edx+ecx] |
1875 | ja check_next_resource_name |
||
1876 | jb resource_name_found |
||
1877 | add ecx,2 |
||
1878 | mov ax,[esi+ecx] |
||
1879 | or ax,[edx+ecx] |
||
1880 | jnz compare_with_current_resource_name |
||
1881 | jmp same_resource_name |
||
1882 | resource_name_found: |
||
31 | halyavin | 1883 | mov edx,esi |
157 | heavyiron | 1884 | same_resource_name: |
31 | halyavin | 1885 | mov eax,[esp] |
157 | heavyiron | 1886 | mov [eax+8],edi |
1887 | check_next_resource_name: |
||
31 | halyavin | 1888 | pop esi |
157 | heavyiron | 1889 | mov eax,[esi+16] |
1890 | lea esi,[esi+20+eax] |
||
1891 | jmp find_resource_name |
||
1892 | resource_name_ok: |
||
31 | halyavin | 1893 | or edx,edx |
157 | heavyiron | 1894 | jz resource_name_directory_done |
1895 | mov ebx,edx |
||
1896 | make_resource_name_entry: |
||
31 | halyavin | 1897 | mov eax,[esp] |
157 | heavyiron | 1898 | inc word [eax+12] |
1899 | lea eax,[edi+8] |
||
1900 | cmp eax,[display_buffer] |
||
1901 | jae out_of_memory |
||
1902 | mov eax,ebx |
||
1903 | stos dword [edi] |
||
1904 | xor eax,eax |
||
1905 | stos dword [edi] |
||
1906 | jmp make_resource_name_directory |
||
1907 | resource_name_directory_done: |
||
31 | halyavin | 1908 | mov ebx,-1 |
157 | heavyiron | 1909 | make_resource_id_directory: |
31 | halyavin | 1910 | mov esi,[free_additional_memory] |
157 | heavyiron | 1911 | mov edx,10000h |
1912 | find_resource_id: |
||
31 | halyavin | 1913 | cmp dword [esi],0 |
157 | heavyiron | 1914 | je resource_id_ok |
1915 | push esi |
||
1916 | cmp [esi+4],ebp |
||
1917 | jne check_next_resource_id |
||
1918 | add esi,20 |
||
1919 | call skip_resource_name |
||
1920 | cmp word [esi],0FFFFh |
||
1921 | jne check_next_resource_id |
||
1922 | movzx eax,word [esi+2] |
||
1923 | cmp eax,ebx |
||
1924 | jle check_next_resource_id |
||
1925 | cmp eax,edx |
||
1926 | jg check_next_resource_id |
||
1927 | mov edx,eax |
||
1928 | mov eax,[esp] |
||
1929 | mov [eax+8],edi |
||
1930 | check_next_resource_id: |
||
31 | halyavin | 1931 | pop esi |
157 | heavyiron | 1932 | mov eax,[esi+16] |
1933 | lea esi,[esi+20+eax] |
||
1934 | jmp find_resource_id |
||
1935 | resource_id_ok: |
||
31 | halyavin | 1936 | cmp edx,10000h |
157 | heavyiron | 1937 | je resource_id_directory_done |
1938 | mov ebx,edx |
||
1939 | make_resource_id_entry: |
||
31 | halyavin | 1940 | mov eax,[esp] |
157 | heavyiron | 1941 | inc word [eax+14] |
1942 | lea eax,[edi+8] |
||
1943 | cmp eax,[display_buffer] |
||
1944 | jae out_of_memory |
||
1945 | mov eax,ebx |
||
1946 | stos dword [edi] |
||
1947 | xor eax,eax |
||
1948 | stos dword [edi] |
||
1949 | jmp make_resource_id_directory |
||
1950 | resource_id_directory_done: |
||
31 | halyavin | 1951 | pop eax |
157 | heavyiron | 1952 | mov esi,ebp |
1953 | pop ecx |
||
1954 | add esi,8 |
||
1955 | dec cx |
||
1956 | jnz make_resource_directories |
||
1957 | resource_directories_ok: |
||
31 | halyavin | 1958 | shr ecx,16 |
157 | heavyiron | 1959 | jnz make_resource_directories |
1960 | mov esi,[resource_data] |
||
1961 | add esi,10h |
||
1962 | movzx eax,word [esi-4] |
||
1963 | movzx edx,word [esi-2] |
||
1964 | add eax,edx |
||
1965 | lea esi,[esi+eax*8] |
||
1966 | push edi ; address of language directories |
||
1967 | update_resource_directories: |
||
31 | halyavin | 1968 | cmp esi,[esp] |
157 | heavyiron | 1969 | je resource_directories_updated |
1970 | add esi,10h |
||
1971 | mov ecx,[esi-4] |
||
1972 | or cx,cx |
||
1973 | jz language_directories_ok |
||
1974 | make_language_directories: |
||
31 | halyavin | 1975 | push ecx |
157 | heavyiron | 1976 | push edi |
1977 | mov edx,edi |
||
1978 | sub edx,[resource_data] |
||
1979 | bts edx,31 |
||
1980 | mov [esi+4],edx |
||
1981 | lea eax,[edi+16] |
||
1982 | cmp eax,[display_buffer] |
||
1983 | jae out_of_memory |
||
1984 | xor eax,eax |
||
1985 | stos dword [edi] |
||
1986 | call make_timestamp |
||
1987 | stos dword [edi] |
||
1988 | xor eax,eax |
||
1989 | stos dword [edi] |
||
1990 | stos dword [edi] |
||
1991 | mov ebp,esi |
||
1992 | mov ebx,-1 |
||
1993 | make_language_id_directory: |
||
31 | halyavin | 1994 | mov esi,[free_additional_memory] |
157 | heavyiron | 1995 | mov edx,10000h |
1996 | find_language_id: |
||
31 | halyavin | 1997 | cmp dword [esi],0 |
157 | heavyiron | 1998 | je language_id_ok |
1999 | push esi |
||
2000 | cmp [esi+8],ebp |
||
2001 | jne check_next_language_id |
||
2002 | add esi,20 |
||
2003 | mov eax,esi |
||
2004 | call skip_resource_name |
||
2005 | call skip_resource_name |
||
2006 | neg eax |
||
2007 | add eax,esi |
||
2008 | and eax,11b |
||
2009 | add esi,eax |
||
2010 | get_language_id: |
||
31 | halyavin | 2011 | movzx eax,word [esi+6] |
157 | heavyiron | 2012 | cmp eax,ebx |
2013 | jle check_next_language_id |
||
2014 | cmp eax,edx |
||
2015 | jge check_next_language_id |
||
2016 | mov edx,eax |
||
2017 | mov eax,[esp] |
||
2018 | mov dword [value],eax |
||
992 | heavyiron | 2019 | check_next_language_id: |
31 | halyavin | 2020 | pop esi |
157 | heavyiron | 2021 | mov eax,[esi+16] |
2022 | lea esi,[esi+20+eax] |
||
2023 | jmp find_language_id |
||
2024 | language_id_ok: |
||
31 | halyavin | 2025 | cmp edx,10000h |
157 | heavyiron | 2026 | je language_id_directory_done |
2027 | mov ebx,edx |
||
2028 | make_language_id_entry: |
||
31 | halyavin | 2029 | mov eax,[esp] |
157 | heavyiron | 2030 | inc word [eax+14] |
2031 | lea eax,[edi+8] |
||
2032 | cmp eax,[display_buffer] |
||
2033 | jae out_of_memory |
||
2034 | mov eax,ebx |
||
2035 | stos dword [edi] |
||
2036 | mov eax,dword [value] |
||
992 | heavyiron | 2037 | stos dword [edi] |
157 | heavyiron | 2038 | jmp make_language_id_directory |
2039 | language_id_directory_done: |
||
31 | halyavin | 2040 | pop eax |
157 | heavyiron | 2041 | mov esi,ebp |
2042 | pop ecx |
||
2043 | add esi,8 |
||
2044 | dec cx |
||
2045 | jnz make_language_directories |
||
2046 | language_directories_ok: |
||
31 | halyavin | 2047 | shr ecx,16 |
157 | heavyiron | 2048 | jnz make_language_directories |
2049 | jmp update_resource_directories |
||
2050 | resource_directories_updated: |
||
31 | halyavin | 2051 | mov esi,[resource_data] |
157 | heavyiron | 2052 | push edi |
2053 | make_name_strings: |
||
31 | halyavin | 2054 | add esi,10h |
157 | heavyiron | 2055 | movzx eax,word [esi-2] |
2056 | movzx ecx,word [esi-4] |
||
2057 | add eax,ecx |
||
2058 | lea eax,[esi+eax*8] |
||
2059 | push eax |
||
2060 | or ecx,ecx |
||
2061 | jz string_entries_processed |
||
2062 | process_string_entries: |
||
31 | halyavin | 2063 | push ecx |
157 | heavyiron | 2064 | mov edx,edi |
2065 | sub edx,[resource_data] |
||
2066 | bts edx,31 |
||
2067 | xchg [esi],edx |
||
2068 | mov ebx,edi |
||
2069 | xor ax,ax |
||
2070 | stos word [edi] |
||
2071 | copy_string_data: |
||
31 | halyavin | 2072 | lea eax,[edi+2] |
157 | heavyiron | 2073 | cmp eax,[display_buffer] |
2074 | jae out_of_memory |
||
2075 | mov ax,[edx] |
||
2076 | or ax,ax |
||
2077 | jz string_data_copied |
||
2078 | stos word [edi] |
||
2079 | inc word [ebx] |
||
2080 | add edx,2 |
||
2081 | jmp copy_string_data |
||
2082 | string_data_copied: |
||
31 | halyavin | 2083 | add esi,8 |
157 | heavyiron | 2084 | pop ecx |
2085 | loop process_string_entries |
||
2086 | string_entries_processed: |
||
31 | halyavin | 2087 | pop esi |
157 | heavyiron | 2088 | cmp esi,[esp] |
2089 | jb make_name_strings |
||
2090 | mov eax,edi |
||
2091 | sub eax,[resource_data] |
||
2092 | test al,11b |
||
2093 | jz resource_strings_alignment_ok |
||
2094 | xor ax,ax |
||
2095 | stos word [edi] |
||
2096 | resource_strings_alignment_ok: |
||
31 | halyavin | 2097 | pop edx |
157 | heavyiron | 2098 | pop ebx ; address of language directories |
2099 | mov ebp,edi |
||
2100 | update_language_directories: |
||
31 | halyavin | 2101 | add ebx,10h |
157 | heavyiron | 2102 | movzx eax,word [ebx-2] |
2103 | movzx ecx,word [ebx-4] |
||
2104 | add ecx,eax |
||
2105 | make_data_records: |
||
31 | halyavin | 2106 | push ecx |
157 | heavyiron | 2107 | mov esi,edi |
2108 | sub esi,[resource_data] |
||
2109 | xchg esi,[ebx+4] |
||
2110 | lea eax,[edi+16] |
||
2111 | cmp eax,[display_buffer] |
||
2112 | jae out_of_memory |
||
2113 | mov eax,esi |
||
2114 | stos dword [edi] |
||
2115 | mov eax,[esi+12] |
||
2116 | stos dword [edi] |
||
2117 | xor eax,eax |
||
2118 | stos dword [edi] |
||
2119 | stos dword [edi] |
||
2120 | pop ecx |
||
2121 | add ebx,8 |
||
2122 | loop make_data_records |
||
2123 | cmp ebx,edx |
||
2124 | jb update_language_directories |
||
2125 | pop ebx ; file handle |
||
2126 | mov esi,ebp |
||
2127 | mov ebp,edi |
||
2128 | update_data_records: |
||
31 | halyavin | 2129 | push ebp |
157 | heavyiron | 2130 | mov ecx,edi |
2131 | mov eax,[current_section] |
||
2132 | sub ecx,[eax+14h] |
||
2133 | add ecx,[eax+0Ch] |
||
2134 | xchg ecx,[esi] |
||
2135 | mov edx,[ecx] |
||
2136 | xor al,al |
||
2137 | call lseek |
||
2138 | mov edx,edi |
||
2139 | mov ecx,[esi+4] |
||
2140 | add edi,ecx |
||
2141 | cmp edi,[display_buffer] |
||
2142 | ja out_of_memory |
||
2143 | call read |
||
2144 | mov eax,edi |
||
2145 | sub eax,[resource_data] |
||
2146 | and eax,11b |
||
2147 | jz resource_data_alignment_ok |
||
2148 | mov ecx,4 |
||
2149 | sub ecx,eax |
||
2150 | xor al,al |
||
2151 | rep stos byte [edi] |
||
2152 | resource_data_alignment_ok: |
||
31 | halyavin | 2153 | pop ebp |
157 | heavyiron | 2154 | add esi,16 |
2155 | cmp esi,ebp |
||
2156 | jb update_data_records |
||
2157 | pop esi |
||
2158 | call close |
||
2159 | mov eax,edi |
||
2160 | sub eax,[resource_data] |
||
2161 | mov [resource_size],eax |
||
2162 | resource_done: |
||
31 | halyavin | 2163 | ret |
157 | heavyiron | 2164 | close_pe: |
31 | halyavin | 2165 | call close_pe_section |
157 | heavyiron | 2166 | mov edx,[code_start] |
2167 | mov [edx+50h],eax |
||
2168 | call make_timestamp |
||
2169 | mov edx,[code_start] |
||
2170 | mov [edx+8],eax |
||
2171 | mov eax,[number_of_relocations] |
||
2172 | cmp eax,-1 |
||
2173 | je pe_relocations_ok |
||
2174 | shl eax,2 |
||
2175 | sub [free_additional_memory],eax |
||
2176 | btr [resolver_flags],0 |
||
2177 | jnc pe_relocations_ok |
||
2178 | or [next_pass_needed],-1 |
||
2179 | pe_relocations_ok: |
||
109 | heavyiron | 2180 | mov eax,[number_of_sections] |
157 | heavyiron | 2181 | mov [edx+6],ax |
2182 | imul eax,28h |
||
2183 | movzx ecx,word [edx+14h] |
||
2184 | lea eax,[eax+18h+ecx] |
||
2185 | add eax,[stub_size] |
||
2186 | mov ecx,[edx+3Ch] |
||
2187 | dec ecx |
||
2188 | add eax,ecx |
||
2189 | not ecx |
||
2190 | and eax,ecx |
||
2191 | cmp eax,[edx+54h] |
||
2192 | je pe_sections_ok |
||
2193 | or [next_pass_needed],-1 |
||
2194 | pe_sections_ok: |
||
31 | halyavin | 2195 | xor ecx,ecx |
157 | heavyiron | 2196 | add edx,78h |
2197 | test [format_flags],8 |
||
2198 | jz process_directories |
||
2199 | add edx,10h |
||
2200 | process_directories: |
||
31 | halyavin | 2201 | mov eax,[edx+ecx*8] |
157 | heavyiron | 2202 | or eax,eax |
2203 | jz directory_ok |
||
2204 | cmp dword [edx+ecx*8+4],-1 |
||
2205 | jne directory_ok |
||
2206 | section_data: |
||
31 | halyavin | 2207 | mov ebx,[edx+ecx*8] |
157 | heavyiron | 2208 | mov eax,[ebx+0Ch] |
2209 | mov [edx+ecx*8],eax ; directory rva |
||
2210 | mov eax,[ebx+8] |
||
2211 | mov [edx+ecx*8+4],eax ; directory size |
||
2212 | directory_ok: |
||
31 | halyavin | 2213 | inc cl |
157 | heavyiron | 2214 | cmp cl,10h |
2215 | jb process_directories |
||
2216 | mov ebx,[code_start] |
||
2217 | sub ebx,[stub_size] |
||
2218 | mov ecx,edi |
||
2219 | sub ecx,ebx |
||
2220 | mov ebp,ecx |
||
2221 | shr ecx,1 |
||
2222 | xor eax,eax |
||
2223 | cdq |
||
2224 | calculate_checksum: |
||
31 | halyavin | 2225 | mov dx,[ebx] |
157 | heavyiron | 2226 | add eax,edx |
2227 | mov dx,ax |
||
2228 | shr eax,16 |
||
2229 | add eax,edx |
||
2230 | add ebx,2 |
||
2231 | loop calculate_checksum |
||
2232 | add eax,ebp |
||
2233 | mov ebx,[code_start] |
||
2234 | mov [ebx+58h],eax |
||
2235 | ret |
||
2236 | |||
31 | halyavin | 2237 | |
2238 | mov eax,[additional_memory] |
||
157 | heavyiron | 2239 | mov [symbols_stream],eax |
2240 | mov ebx,eax |
||
2241 | add eax,20h |
||
2242 | cmp eax,[structures_buffer] |
||
2243 | jae out_of_memory |
||
2244 | mov [free_additional_memory],eax |
||
2245 | xor eax,eax |
||
2246 | mov [ebx],al |
||
2247 | mov [ebx+4],eax |
||
2248 | mov [ebx+8],edi |
||
2249 | mov al,4 |
||
2250 | mov [ebx+10h],eax |
||
2251 | mov al,60h |
||
2252 | bt [format_flags],0 |
||
2253 | jnc flat_section_flags_ok |
||
2254 | or eax,0E0000000h |
||
2255 | flat_section_flags_ok: |
||
31 | halyavin | 2256 | mov dword [ebx+14h],eax |
157 | heavyiron | 2257 | mov [current_section],ebx |
2258 | xor eax,eax |
||
1115 | heavyiron | 2259 | mov [number_of_sections],eax |
2260 | mov dword [org_origin],edi |
||
157 | heavyiron | 2261 | mov dword [org_origin+4],eax |
1115 | heavyiron | 2262 | mov [org_registers],eax |
2263 | mov [org_start],edi |
||
157 | heavyiron | 2264 | mov [org_symbol],ebx |
2265 | mov [labels_type],2 |
||
2266 | mov [code_type],32 |
||
2267 | test [format_flags],8 |
||
2268 | jz format_defined |
||
607 | heavyiron | 2269 | mov [labels_type],4 |
157 | heavyiron | 2270 | mov [code_type],64 |
2271 | jmp format_defined |
||
607 | heavyiron | 2272 | coff_section: |
31 | halyavin | 2273 | call close_coff_section |
157 | heavyiron | 2274 | mov ebx,[free_additional_memory] |
2275 | lea eax,[ebx+20h] |
||
2276 | cmp eax,[structures_buffer] |
||
2277 | jae out_of_memory |
||
2278 | mov [free_additional_memory],eax |
||
2279 | mov [current_section],ebx |
||
2280 | inc [number_of_sections] |
||
2281 | xor eax,eax |
||
2282 | mov [ebx],al |
||
2283 | mov [ebx+8],edi |
||
2284 | mov dword [org_origin],edi |
||
2285 | mov dword [org_origin+4],eax |
||
1115 | heavyiron | 2286 | mov [org_registers],eax |
2287 | mov [org_start],edi |
||
157 | heavyiron | 2288 | mov [org_symbol],ebx |
2289 | mov [labels_type],2 |
||
2290 | test [format_flags],8 |
||
2291 | jz coff_labels_type_ok |
||
2292 | mov [labels_type],4 |
||
2293 | coff_labels_type_ok: |
||
31 | halyavin | 2294 | mov [ebx+10h],eax |
157 | heavyiron | 2295 | mov [ebx+14h],eax |
2296 | lods word [esi] |
||
2297 | cmp ax,'(' |
||
2298 | jne invalid_argument |
||
2299 | mov [ebx+4],esi |
||
2300 | mov ecx,[esi] |
||
2301 | lea esi,[esi+4+ecx+1] |
||
2302 | cmp ecx,8 |
||
2303 | ja name_too_long |
||
2304 | coff_section_flags: |
||
31 | halyavin | 2305 | cmp byte [esi],1Ch |
157 | heavyiron | 2306 | je coff_section_alignment |
2307 | cmp byte [esi],19h |
||
2308 | jne coff_section_settings_ok |
||
2309 | inc esi |
||
2310 | lods byte [esi] |
||
2311 | bt [format_flags],0 |
||
2312 | jc coff_section_flag_ok |
||
2313 | cmp al,7 |
||
2314 | ja invalid_argument |
||
2315 | coff_section_flag_ok: |
||
31 | halyavin | 2316 | mov cl,al |
157 | heavyiron | 2317 | mov eax,1 |
2318 | shl eax,cl |
||
2319 | test dword [ebx+14h],eax |
||
2320 | jnz setting_already_specified |
||
2321 | or dword [ebx+14h],eax |
||
2322 | jmp coff_section_flags |
||
2323 | coff_section_alignment: |
||
31 | halyavin | 2324 | bt [format_flags],0 |
157 | heavyiron | 2325 | jnc invalid_argument |
2326 | inc esi |
||
2327 | lods byte [esi] |
||
2328 | or al,al |
||
2329 | jnz invalid_argument |
||
2330 | lods byte [esi] |
||
2331 | cmp al,'(' |
||
2332 | jne invalid_argument |
||
2333 | cmp byte [esi],'.' |
||
2334 | je invalid_value |
||
2335 | push ebx |
||
2336 | call get_dword_value |
||
2337 | pop ebx |
||
2338 | cmp [value_type],0 |
||
2339 | jne invalid_use_of_symbol |
||
2340 | mov edx,eax |
||
2341 | dec edx |
||
2342 | test eax,edx |
||
2343 | jnz invalid_value |
||
2344 | or eax,eax |
||
2345 | jz invalid_value |
||
2346 | cmp eax,2000h |
||
2347 | ja invalid_value |
||
2348 | bsf edx,eax |
||
2349 | inc edx |
||
2350 | shl edx,20 |
||
2351 | or [ebx+14h],edx |
||
2352 | xchg [ebx+10h],eax |
||
2353 | or eax,eax |
||
2354 | jnz setting_already_specified |
||
2355 | jmp coff_section_flags |
||
2356 | coff_section_settings_ok: |
||
31 | halyavin | 2357 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2358 | jne instruction_assembled |
2359 | mov dword [ebx+10h],4 |
||
2360 | bt [format_flags],0 |
||
2361 | jnc instruction_assembled |
||
2362 | or dword [ebx+14h],300000h |
||
2363 | jmp instruction_assembled |
||
2364 | close_coff_section: |
||
31 | halyavin | 2365 | mov ebx,[current_section] |
157 | heavyiron | 2366 | mov eax,edi |
2367 | mov edx,[ebx+8] |
||
2368 | sub eax,edx |
||
2369 | mov [ebx+0Ch],eax |
||
2370 | xor eax,eax |
||
2371 | xchg [undefined_data_end],eax |
||
2372 | cmp eax,edi |
||
2373 | jne coff_section_ok |
||
2374 | cmp edx,[undefined_data_start] |
||
2375 | jne coff_section_ok |
||
2376 | mov edi,edx |
||
2377 | or byte [ebx+14h],80h |
||
2378 | coff_section_ok: |
||
31 | halyavin | 2379 | ret |
157 | heavyiron | 2380 | mark_coff_relocation: |
31 | halyavin | 2381 | cmp [value_type],3 |
157 | heavyiron | 2382 | je coff_relocation_relative |
2383 | push ebx eax |
||
2384 | test [format_flags],8 |
||
2385 | jnz coff_64bit_relocation |
||
2386 | mov al,6 |
||
2387 | cmp [value_type],5 |
||
992 | heavyiron | 2388 | jne coff_relocation |
2389 | inc al |
||
2390 | jmp coff_relocation |
||
157 | heavyiron | 2391 | coff_64bit_relocation: |
31 | halyavin | 2392 | mov al,1 |
157 | heavyiron | 2393 | cmp [value_type],4 |
2394 | je coff_relocation |
||
2395 | mov al,2 |
||
2396 | cmp [value_type],5 |
||
992 | heavyiron | 2397 | jne coff_relocation |
2398 | inc al |
||
2399 | jmp coff_relocation |
||
157 | heavyiron | 2400 | coff_relocation_relative: |
31 | halyavin | 2401 | push ebx |
157 | heavyiron | 2402 | bt [format_flags],0 |
2403 | jnc relative_ok |
||
2404 | mov ebx,[current_section] |
||
2405 | mov ebx,[ebx+8] |
||
2406 | sub ebx,edi |
||
2407 | sub eax,ebx |
||
2408 | add eax,4 |
||
2409 | relative_ok: |
||
31 | halyavin | 2410 | push eax |
157 | heavyiron | 2411 | mov al,20 |
2412 | test [format_flags],8 |
||
2413 | jnz relative_coff_64bit_relocation |
||
2414 | cmp [labels_type],2 |
||
2415 | jne invalid_use_of_symbol |
||
2416 | jmp coff_relocation |
||
2417 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2418 | mov al,4 |
157 | heavyiron | 2419 | cmp [labels_type],4 |
2420 | jne invalid_use_of_symbol |
||
2421 | coff_relocation: |
||
31 | halyavin | 2422 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2423 | add ebx,0Ch |
2424 | cmp ebx,[structures_buffer] |
||
2425 | jae out_of_memory |
||
2426 | mov [free_additional_memory],ebx |
||
2427 | mov byte [ebx-0Ch],al |
||
2428 | mov eax,[current_section] |
||
2429 | mov eax,[eax+8] |
||
2430 | neg eax |
||
2431 | add eax,edi |
||
2432 | mov [ebx-0Ch+4],eax |
||
2433 | mov eax,[symbol_identifier] |
||
2434 | mov [ebx-0Ch+8],eax |
||
2435 | pop eax ebx |
||
2436 | ret |
||
2437 | close_coff: |
||
31 | halyavin | 2438 | call close_coff_section |
157 | heavyiron | 2439 | cmp [next_pass_needed],0 |
2440 | je coff_closed |
||
2441 | mov eax,[symbols_stream] |
||
2442 | mov [free_additional_memory],eax |
||
2443 | coff_closed: |
||
31 | halyavin | 2444 | ret |
157 | heavyiron | 2445 | coff_formatter: |
31 | halyavin | 2446 | sub edi,[code_start] |
157 | heavyiron | 2447 | mov [code_size],edi |
2448 | call prepare_default_section |
||
2449 | mov edi,[free_additional_memory] |
||
2450 | mov ebx,edi |
||
2451 | mov ecx,28h shr 2 |
||
2452 | imul ecx,[number_of_sections] |
||
2453 | add ecx,14h shr 2 |
||
2454 | lea eax,[edi+ecx*4] |
||
2455 | cmp eax,[structures_buffer] |
||
2456 | jae out_of_memory |
||
2457 | xor eax,eax |
||
2458 | rep stos dword [edi] |
||
2459 | mov word [ebx],14Ch |
||
2460 | test [format_flags],8 |
||
2461 | jz coff_magic_ok |
||
2462 | mov word [ebx],8664h |
||
2463 | coff_magic_ok: |
||
31 | halyavin | 2464 | mov word [ebx+12h],104h |
157 | heavyiron | 2465 | bt [format_flags],0 |
2466 | jnc coff_flags_ok |
||
2467 | or byte [ebx+12h],80h |
||
2468 | coff_flags_ok: |
||
31 | halyavin | 2469 | push ebx |
157 | heavyiron | 2470 | call make_timestamp |
2471 | pop ebx |
||
2472 | mov [ebx+4],eax |
||
2473 | mov eax,[number_of_sections] |
||
2474 | mov [ebx+2],ax |
||
2475 | mov esi,[symbols_stream] |
||
2476 | xor eax,eax |
||
2477 | xor ecx,ecx |
||
2478 | enumerate_symbols: |
||
31 | halyavin | 2479 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2480 | je symbols_enumerated |
2481 | mov dl,[esi] |
||
2482 | or dl,dl |
||
2483 | jz enumerate_section |
||
2484 | cmp dl,0C0h |
||
624 | heavyiron | 2485 | jae enumerate_public |
2486 | cmp dl,80h |
||
157 | heavyiron | 2487 | jae enumerate_extrn |
624 | heavyiron | 2488 | add esi,0Ch |
157 | heavyiron | 2489 | jmp enumerate_symbols |
2490 | enumerate_section: |
||
31 | halyavin | 2491 | mov edx,eax |
157 | heavyiron | 2492 | shl edx,8 |
2493 | mov [esi],edx |
||
2494 | inc eax |
||
2495 | inc ecx |
||
2496 | mov [esi+1Eh],cx |
||
2497 | add esi,20h |
||
2498 | jmp enumerate_symbols |
||
2499 | enumerate_public: |
||
31 | halyavin | 2500 | mov edx,eax |
157 | heavyiron | 2501 | shl edx,8 |
2502 | mov dl,[esi] |
||
624 | heavyiron | 2503 | mov [esi],edx |
157 | heavyiron | 2504 | mov edx,[esi+8] |
2505 | add esi,10h |
||
2506 | inc eax |
||
2507 | cmp byte [edx+11],2 |
||
2508 | jne enumerate_symbols |
||
2509 | mov edx,[edx+20] |
||
2510 | cmp byte [edx],0C0h |
||
624 | heavyiron | 2511 | jae enumerate_symbols |
2512 | cmp byte [edx],80h |
||
2513 | jb enumerate_symbols |
||
2514 | inc eax |
||
157 | heavyiron | 2515 | jmp enumerate_symbols |
2516 | enumerate_extrn: |
||
31 | halyavin | 2517 | mov edx,eax |
157 | heavyiron | 2518 | shl edx,8 |
2519 | mov dl,[esi] |
||
624 | heavyiron | 2520 | mov [esi],edx |
157 | heavyiron | 2521 | add esi,0Ch |
2522 | inc eax |
||
2523 | jmp enumerate_symbols |
||
2524 | prepare_default_section: |
||
31 | halyavin | 2525 | mov ebx,[symbols_stream] |
157 | heavyiron | 2526 | cmp dword [ebx+0Ch],0 |
2527 | jne default_section_ok |
||
2528 | cmp [number_of_sections],0 |
||
2529 | je default_section_ok |
||
2530 | mov edx,ebx |
||
2531 | find_references_to_default_section: |
||
31 | halyavin | 2532 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2533 | jne check_reference |
2534 | add [symbols_stream],20h |
||
2535 | ret |
||
2536 | check_reference: |
||
31 | halyavin | 2537 | mov al,[ebx] |
157 | heavyiron | 2538 | or al,al |
2539 | jz skip_other_section |
||
2540 | cmp al,0C0h |
||
624 | heavyiron | 2541 | jae check_public_reference |
2542 | cmp al,80h |
||
157 | heavyiron | 2543 | jae next_reference |
624 | heavyiron | 2544 | cmp edx,[ebx+8] |
157 | heavyiron | 2545 | je default_section_ok |
2546 | next_reference: |
||
31 | halyavin | 2547 | add ebx,0Ch |
157 | heavyiron | 2548 | jmp find_references_to_default_section |
2549 | check_public_reference: |
||
31 | halyavin | 2550 | mov eax,[ebx+8] |
157 | heavyiron | 2551 | add ebx,10h |
2552 | test byte [eax+8],1 |
||
2553 | jz find_references_to_default_section |
||
2554 | mov cx,[current_pass] |
||
2555 | cmp cx,[eax+16] |
||
2556 | jne find_references_to_default_section |
||
2557 | cmp edx,[eax+20] |
||
2558 | je default_section_ok |
||
2559 | jmp find_references_to_default_section |
||
2560 | skip_other_section: |
||
31 | halyavin | 2561 | add ebx,20h |
157 | heavyiron | 2562 | jmp find_references_to_default_section |
2563 | default_section_ok: |
||
31 | halyavin | 2564 | inc [number_of_sections] |
157 | heavyiron | 2565 | ret |
2566 | symbols_enumerated: |
||
31 | halyavin | 2567 | mov [ebx+0Ch],eax |
157 | heavyiron | 2568 | mov ebp,edi |
2569 | sub ebp,ebx |
||
2570 | push ebp |
||
2571 | lea edi,[ebx+14h] |
||
2572 | mov esi,[symbols_stream] |
||
2573 | find_section: |
||
31 | halyavin | 2574 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2575 | je sections_finished |
2576 | mov al,[esi] |
||
2577 | or al,al |
||
2578 | jz section_found |
||
2579 | add esi,0Ch |
||
2580 | cmp al,0C0h |
||
624 | heavyiron | 2581 | jb find_section |
2582 | add esi,4 |
||
157 | heavyiron | 2583 | jmp find_section |
2584 | section_found: |
||
31 | halyavin | 2585 | push esi edi |
157 | heavyiron | 2586 | mov esi,[esi+4] |
2587 | or esi,esi |
||
2588 | jz default_section |
||
2589 | mov ecx,[esi] |
||
2590 | add esi,4 |
||
2591 | rep movs byte [edi],[esi] |
||
2592 | jmp section_name_ok |
||
2593 | default_section: |
||
31 | halyavin | 2594 | mov al,'.' |
157 | heavyiron | 2595 | stos byte [edi] |
2596 | mov eax,'flat' |
||
2597 | stos dword [edi] |
||
2598 | section_name_ok: |
||
31 | halyavin | 2599 | pop edi esi |
157 | heavyiron | 2600 | mov eax,[esi+0Ch] |
2601 | mov [edi+10h],eax |
||
2602 | mov eax,[esi+14h] |
||
2603 | mov [edi+24h],eax |
||
2604 | test al,80h |
||
2605 | jnz section_ptr_ok |
||
2606 | mov eax,[esi+8] |
||
2607 | sub eax,[code_start] |
||
2608 | add eax,ebp |
||
2609 | mov [edi+14h],eax |
||
2610 | section_ptr_ok: |
||
31 | halyavin | 2611 | mov ebx,[code_start] |
157 | heavyiron | 2612 | mov edx,[code_size] |
2613 | add ebx,edx |
||
2614 | add edx,ebp |
||
2615 | xor ecx,ecx |
||
2616 | add esi,20h |
||
2617 | find_relocations: |
||
31 | halyavin | 2618 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2619 | je section_relocations_done |
2620 | mov al,[esi] |
||
2621 | or al,al |
||
2622 | jz section_relocations_done |
||
2623 | cmp al,80h |
||
2624 | jb add_relocation |
||
2625 | cmp al,0C0h |
||
624 | heavyiron | 2626 | jb next_relocation |
2627 | add esi,10h |
||
157 | heavyiron | 2628 | jmp find_relocations |
2629 | add_relocation: |
||
31 | halyavin | 2630 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2631 | cmp eax,[display_buffer] |
2632 | ja out_of_memory |
||
2633 | mov eax,[esi+4] |
||
2634 | mov [ebx],eax |
||
2635 | mov eax,[esi+8] |
||
2636 | mov eax,[eax] |
||
2637 | shr eax,8 |
||
2638 | mov [ebx+4],eax |
||
2639 | movzx ax,byte [esi] |
||
2640 | mov [ebx+8],ax |
||
2641 | add ebx,0Ah |
||
2642 | inc ecx |
||
2643 | next_relocation: |
||
31 | halyavin | 2644 | add esi,0Ch |
157 | heavyiron | 2645 | jmp find_relocations |
2646 | section_relocations_done: |
||
31 | halyavin | 2647 | cmp ecx,10000h |
157 | heavyiron | 2648 | jb section_relocations_count_16bit |
2649 | bt [format_flags],0 |
||
2650 | jnc format_limitations_exceeded |
||
2651 | mov word [edi+20h],0FFFFh |
||
2652 | or dword [edi+24h],1000000h |
||
2653 | mov [edi+18h],edx |
||
2654 | push esi edi |
||
2655 | push ecx |
||
2656 | lea esi,[ebx-1] |
||
2657 | add ebx,0Ah |
||
2658 | lea edi,[ebx-1] |
||
2659 | imul ecx,0Ah |
||
2660 | std |
||
2661 | rep movs byte [edi],[esi] |
||
2662 | cld |
||
2663 | pop ecx |
||
2664 | inc esi |
||
2665 | inc ecx |
||
2666 | mov [esi],ecx |
||
2667 | xor eax,eax |
||
2668 | mov [esi+4],eax |
||
2669 | mov [esi+8],ax |
||
2670 | pop edi esi |
||
2671 | jmp section_relocations_ok |
||
2672 | section_relocations_count_16bit: |
||
31 | halyavin | 2673 | mov [edi+20h],cx |
157 | heavyiron | 2674 | jcxz section_relocations_ok |
2675 | mov [edi+18h],edx |
||
2676 | section_relocations_ok: |
||
31 | halyavin | 2677 | sub ebx,[code_start] |
157 | heavyiron | 2678 | mov [code_size],ebx |
2679 | add edi,28h |
||
2680 | jmp find_section |
||
2681 | sections_finished: |
||
31 | halyavin | 2682 | mov edx,[free_additional_memory] |
157 | heavyiron | 2683 | mov ebx,[code_size] |
2684 | add ebp,ebx |
||
2685 | mov [edx+8],ebp |
||
2686 | add ebx,[code_start] |
||
2687 | mov edi,ebx |
||
2688 | mov ecx,[edx+0Ch] |
||
2689 | imul ecx,12h shr 1 |
||
2690 | xor eax,eax |
||
2691 | shr ecx,1 |
||
2692 | jnc zero_symbols_table |
||
2693 | stos word [edi] |
||
2694 | zero_symbols_table: |
||
31 | halyavin | 2695 | rep stos dword [edi] |
157 | heavyiron | 2696 | mov edx,edi |
2697 | stos dword [edi] |
||
2698 | mov esi,[symbols_stream] |
||
2699 | make_symbols_table: |
||
109 | heavyiron | 2700 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2701 | je symbols_table_ok |
2702 | mov al,[esi] |
||
2703 | cmp al,0C0h |
||
624 | heavyiron | 2704 | jae add_public_symbol |
2705 | cmp al,80h |
||
157 | heavyiron | 2706 | jae add_extrn_symbol |
624 | heavyiron | 2707 | or al,al |
157 | heavyiron | 2708 | jz add_section_symbol |
2709 | add esi,0Ch |
||
2710 | jmp make_symbols_table |
||
2711 | add_section_symbol: |
||
31 | halyavin | 2712 | call store_symbol_name |
157 | heavyiron | 2713 | movzx eax,word [esi+1Eh] |
2714 | mov [ebx+0Ch],ax |
||
2715 | mov byte [ebx+10h],3 |
||
2716 | add esi,20h |
||
2717 | add ebx,12h |
||
2718 | jmp make_symbols_table |
||
2719 | add_extrn_symbol: |
||
31 | halyavin | 2720 | call store_symbol_name |
157 | heavyiron | 2721 | mov byte [ebx+10h],2 |
2722 | add esi,0Ch |
||
2723 | add ebx,12h |
||
2724 | jmp make_symbols_table |
||
2725 | add_public_symbol: |
||
31 | halyavin | 2726 | call store_symbol_name |
157 | heavyiron | 2727 | mov eax,[esi+0Ch] |
2728 | mov [current_line],eax |
||
2729 | mov eax,[esi+8] |
||
2730 | test byte [eax+8],1 |
||
2731 | jz undefined_coff_public |
||
692 | heavyiron | 2732 | mov cx,[current_pass] |
157 | heavyiron | 2733 | cmp cx,[eax+16] |
2734 | jne undefined_coff_public |
||
692 | heavyiron | 2735 | mov cl,[eax+11] |
157 | heavyiron | 2736 | or cl,cl |
2737 | jz public_constant |
||
2738 | test [format_flags],8 |
||
2739 | jnz check_64bit_public_symbol |
||
2740 | cmp cl,2 |
||
2741 | je public_symbol_type_ok |
||
2742 | jmp invalid_use_of_symbol |
||
2743 | undefined_coff_public: |
||
692 | heavyiron | 2744 | mov eax,[eax+24] |
2745 | mov [error_info],eax |
||
2746 | jmp undefined_symbol |
||
2747 | check_64bit_public_symbol: |
||
31 | halyavin | 2748 | cmp cl,4 |
157 | heavyiron | 2749 | jne invalid_use_of_symbol |
2750 | public_symbol_type_ok: |
||
31 | halyavin | 2751 | mov ecx,[eax+20] |
157 | heavyiron | 2752 | cmp byte [ecx],80h |
624 | heavyiron | 2753 | je alias_symbol |
157 | heavyiron | 2754 | cmp byte [ecx],0 |
2755 | jne invalid_use_of_symbol |
||
2756 | mov cx,[ecx+1Eh] |
||
2757 | mov [ebx+0Ch],cx |
||
2758 | public_symbol_section_ok: |
||
31 | halyavin | 2759 | cmp dword [eax+4],0 |
157 | heavyiron | 2760 | je store_public_symbol |
2761 | cmp dword [eax+4],-1 |
||
2762 | jne value_out_of_range |
||
2763 | bt dword [eax],31 |
||
2764 | jnc value_out_of_range |
||
2765 | store_public_symbol: |
||
31 | halyavin | 2766 | mov eax,[eax] |
157 | heavyiron | 2767 | mov [ebx+8],eax |
2768 | mov al,2 |
||
624 | heavyiron | 2769 | cmp byte [esi],0C0h |
2770 | je store_symbol_class |
||
2771 | inc al |
||
2772 | cmp byte [esi],0C1h |
||
2773 | je store_symbol_class |
||
2774 | mov al,105 |
||
2775 | store_symbol_class: |
||
2776 | mov byte [ebx+10h],al |
||
2777 | add esi,10h |
||
157 | heavyiron | 2778 | add ebx,12h |
2779 | jmp make_symbols_table |
||
2780 | alias_symbol: |
||
31 | halyavin | 2781 | bt [format_flags],0 |
157 | heavyiron | 2782 | jnc invalid_use_of_symbol |
2783 | mov ecx,[eax] |
||
2784 | or ecx,[eax+4] |
||
2785 | jnz invalid_use_of_symbol |
||
2786 | mov byte [ebx+10h],69h |
||
2787 | mov byte [ebx+11h],1 |
||
2788 | add ebx,12h |
||
2789 | mov ecx,[eax+20] |
||
2790 | mov ecx,[ecx] |
||
2791 | shr ecx,8 |
||
2792 | mov [ebx],ecx |
||
2793 | mov byte [ebx+4],3 |
||
2794 | add esi,10h |
||
2795 | add ebx,12h |
||
2796 | jmp make_symbols_table |
||
2797 | public_constant: |
||
31 | halyavin | 2798 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2799 | jmp public_symbol_section_ok |
2800 | symbols_table_ok: |
||
31 | halyavin | 2801 | mov eax,edi |
157 | heavyiron | 2802 | sub eax,edx |
2803 | mov [edx],eax |
||
2804 | sub edi,[code_start] |
||
2805 | mov [code_size],edi |
||
2806 | mov [written_size],0 |
||
2807 | mov edx,[output_file] |
||
2808 | call create |
||
2809 | jc write_failed |
||
2810 | mov edx,[free_additional_memory] |
||
2811 | pop ecx |
||
2812 | add [written_size],ecx |
||
2813 | call write |
||
2814 | jc write_failed |
||
2815 | jmp write_output |
||
2816 | store_symbol_name: |
||
31 | halyavin | 2817 | push esi |
157 | heavyiron | 2818 | mov esi,[esi+4] |
2819 | or esi,esi |
||
2820 | jz default_name |
||
2821 | lods dword [esi] |
||
2822 | mov ecx,eax |
||
2823 | cmp ecx,8 |
||
2824 | ja add_string |
||
2825 | push edi |
||
2826 | mov edi,ebx |
||
2827 | rep movs byte [edi],[esi] |
||
2828 | pop edi esi |
||
2829 | ret |
||
2830 | default_name: |
||
31 | halyavin | 2831 | mov dword [ebx],'.fla' |
157 | heavyiron | 2832 | mov dword [ebx+4],'t' |
2833 | pop esi |
||
2834 | ret |
||
2835 | add_string: |
||
31 | halyavin | 2836 | mov eax,edi |
157 | heavyiron | 2837 | sub eax,edx |
2838 | mov [ebx+4],eax |
||
2839 | inc ecx |
||
2840 | rep movs byte [edi],[esi] |
||
2841 | pop esi |
||
2842 | ret |
||
2843 | |||
31 | halyavin | 2844 | |
2845 | test [format_flags],8 |
||
157 | heavyiron | 2846 | jnz format_elf64 |
2847 | mov edx,edi |
||
2848 | mov ecx,34h shr 2 |
||
2849 | lea eax,[edi+ecx*4] |
||
2850 | cmp eax,[display_buffer] |
||
2851 | jae out_of_memory |
||
2852 | xor eax,eax |
||
2853 | rep stos dword [edi] |
||
2854 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2855 | mov al,1 |
||
2856 | mov [edx+4],al |
||
2857 | mov [edx+5],al |
||
2858 | mov [edx+6],al |
||
2859 | mov [edx+14h],al |
||
2860 | mov byte [edx+12h],3 |
||
2861 | mov byte [edx+28h],34h |
||
2862 | mov byte [edx+2Eh],28h |
||
2863 | mov [code_type],32 |
||
2864 | cmp word [esi],1D19h |
||
2865 | je format_elf_exe |
||
2866 | mov [labels_type],2 |
||
2867 | elf_header_ok: |
||
31 | halyavin | 2868 | mov byte [edx+10h],1 |
157 | heavyiron | 2869 | mov eax,[additional_memory] |
2870 | mov [symbols_stream],eax |
||
2871 | mov ebx,eax |
||
2872 | add eax,20h |
||
2873 | cmp eax,[structures_buffer] |
||
2874 | jae out_of_memory |
||
2875 | mov [free_additional_memory],eax |
||
2876 | xor eax,eax |
||
2877 | mov [current_section],ebx |
||
2878 | mov [number_of_sections],eax |
||
2879 | mov dword [org_origin],edi |
||
2880 | mov dword [org_origin+4],eax |
||
2881 | mov [org_registers],eax |
||
2882 | mov [org_start],edi |
||
2883 | mov [org_symbol],ebx |
||
2884 | mov [ebx],al |
||
2885 | mov [ebx+4],eax |
||
2886 | mov [ebx+8],edi |
||
2887 | mov al,111b |
||
2888 | mov [ebx+14h],eax |
||
2889 | mov al,4 |
||
2890 | mov [ebx+10h],eax |
||
2891 | test [format_flags],8 |
||
2892 | jz format_defined |
||
607 | heavyiron | 2893 | mov byte [ebx+10h],8 |
157 | heavyiron | 2894 | jmp format_defined |
607 | heavyiron | 2895 | format_elf64: |
31 | halyavin | 2896 | mov edx,edi |
157 | heavyiron | 2897 | mov ecx,40h shr 2 |
2898 | lea eax,[edi+ecx*4] |
||
2899 | cmp eax,[display_buffer] |
||
2900 | jae out_of_memory |
||
2901 | xor eax,eax |
||
2902 | rep stos dword [edi] |
||
2903 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2904 | mov al,1 |
||
2905 | mov [edx+5],al |
||
2906 | mov [edx+6],al |
||
2907 | mov [edx+14h],al |
||
2908 | mov byte [edx+4],2 |
||
2909 | mov byte [edx+12h],62 |
||
2910 | mov byte [edx+34h],40h |
||
2911 | mov byte [edx+3Ah],40h |
||
2912 | mov [code_type],64 |
||
2913 | cmp word [esi],1D19h |
||
2914 | je format_elf64_exe |
||
2915 | mov [labels_type],4 |
||
2916 | jmp elf_header_ok |
||
2917 | elf_section: |
||
31 | halyavin | 2918 | bt [format_flags],0 |
157 | heavyiron | 2919 | jc illegal_instruction |
2920 | call close_coff_section |
||
2921 | mov ebx,[free_additional_memory] |
||
2922 | lea eax,[ebx+20h] |
||
2923 | cmp eax,[structures_buffer] |
||
2924 | jae out_of_memory |
||
2925 | mov [free_additional_memory],eax |
||
2926 | mov [current_section],ebx |
||
2927 | inc word [number_of_sections] |
||
2928 | jz format_limitations_exceeded |
||
2929 | xor eax,eax |
||
2930 | mov [ebx],al |
||
2931 | mov [ebx+8],edi |
||
2932 | mov dword [org_origin],edi |
||
2933 | mov dword [org_origin+4],eax |
||
1115 | heavyiron | 2934 | mov [org_registers],eax |
2935 | mov [org_start],edi |
||
157 | heavyiron | 2936 | mov [org_symbol],ebx |
2937 | test [format_flags],8 |
||
2938 | jnz elf64_labels_type |
||
2939 | mov [labels_type],2 |
||
2940 | jmp elf_labels_type_ok |
||
2941 | elf64_labels_type: |
||
31 | halyavin | 2942 | mov [labels_type],4 |
157 | heavyiron | 2943 | elf_labels_type_ok: |
31 | halyavin | 2944 | mov [ebx+10h],eax |
157 | heavyiron | 2945 | mov al,10b |
2946 | mov [ebx+14h],eax |
||
2947 | lods word [esi] |
||
2948 | cmp ax,'(' |
||
2949 | jne invalid_argument |
||
2950 | mov [ebx+4],esi |
||
2951 | mov ecx,[esi] |
||
2952 | lea esi,[esi+4+ecx+1] |
||
2953 | elf_section_flags: |
||
31 | halyavin | 2954 | cmp byte [esi],1Ch |
157 | heavyiron | 2955 | je elf_section_alignment |
2956 | cmp byte [esi],19h |
||
2957 | jne elf_section_settings_ok |
||
2958 | inc esi |
||
2959 | lods byte [esi] |
||
2960 | sub al,28 |
||
2961 | xor al,11b |
||
2962 | test al,not 10b |
||
2963 | jnz invalid_argument |
||
2964 | mov cl,al |
||
2965 | mov al,1 |
||
2966 | shl al,cl |
||
2967 | test byte [ebx+14h],al |
||
2968 | jnz setting_already_specified |
||
2969 | or byte [ebx+14h],al |
||
2970 | jmp elf_section_flags |
||
2971 | elf_section_alignment: |
||
31 | halyavin | 2972 | inc esi |
157 | heavyiron | 2973 | lods byte [esi] |
2974 | or al,al |
||
2975 | jnz invalid_argument |
||
2976 | lods byte [esi] |
||
2977 | cmp al,'(' |
||
2978 | jne invalid_argument |
||
2979 | cmp byte [esi],'.' |
||
2980 | je invalid_value |
||
2981 | push ebx |
||
2982 | call get_dword_value |
||
2983 | pop ebx |
||
2984 | cmp [value_type],0 |
||
2985 | jne invalid_use_of_symbol |
||
2986 | mov edx,eax |
||
2987 | dec edx |
||
2988 | test eax,edx |
||
2989 | jnz invalid_value |
||
2990 | or eax,eax |
||
2991 | jz invalid_value |
||
2992 | xchg [ebx+10h],eax |
||
2993 | or eax,eax |
||
2994 | jnz setting_already_specified |
||
2995 | jmp elf_section_flags |
||
2996 | elf_section_settings_ok: |
||
31 | halyavin | 2997 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2998 | jne instruction_assembled |
2999 | mov dword [ebx+10h],4 |
||
3000 | test [format_flags],8 |
||
3001 | jz instruction_assembled |
||
3002 | mov byte [ebx+10h],8 |
||
3003 | jmp instruction_assembled |
||
3004 | mark_elf_relocation: |
||
31 | halyavin | 3005 | cmp [value_type],3 |
157 | heavyiron | 3006 | je elf_relocation_relative |
3007 | cmp [value_type],7 |
||
174 | heavyiron | 3008 | je elf_relocation_relative |
3009 | push ebx eax |
||
157 | heavyiron | 3010 | cmp [value_type],5 |
174 | heavyiron | 3011 | je elf_gotoff_relocation |
157 | heavyiron | 3012 | ja invalid_use_of_symbol |
174 | heavyiron | 3013 | mov al,1 ; R_386_32 / R_AMD64_64 |
3014 | test [format_flags],8 |
||
157 | heavyiron | 3015 | jz coff_relocation |
3016 | cmp [value_type],4 |
||
3017 | je coff_relocation |
||
3018 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 3019 | jmp coff_relocation |
157 | heavyiron | 3020 | elf_gotoff_relocation: |
109 | heavyiron | 3021 | test [format_flags],8 |
174 | heavyiron | 3022 | jnz invalid_use_of_symbol |
3023 | mov al,9 ; R_386_GOTOFF |
||
3024 | jmp coff_relocation |
||
157 | heavyiron | 3025 | elf_relocation_relative: |
31 | halyavin | 3026 | cmp [labels_type],0 |
157 | heavyiron | 3027 | je invalid_use_of_symbol |
3028 | push ebx |
||
3029 | mov ebx,[current_section] |
||
3030 | mov ebx,[ebx+8] |
||
3031 | sub ebx,edi |
||
3032 | sub eax,ebx |
||
3033 | push eax |
||
3034 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 3035 | cmp [value_type],3 |
3036 | je coff_relocation |
||
3037 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
3038 | jmp coff_relocation |
||
157 | heavyiron | 3039 | close_elf: |
31 | halyavin | 3040 | bt [format_flags],0 |
157 | heavyiron | 3041 | jc close_elf_exe |
3042 | call close_coff_section |
||
3043 | cmp [next_pass_needed],0 |
||
3044 | je elf_closed |
||
3045 | mov eax,[symbols_stream] |
||
3046 | mov [free_additional_memory],eax |
||
3047 | elf_closed: |
||
31 | halyavin | 3048 | ret |
157 | heavyiron | 3049 | elf_formatter: |
31 | halyavin | 3050 | push edi |
157 | heavyiron | 3051 | call prepare_default_section |
3052 | mov esi,[symbols_stream] |
||
3053 | mov edi,[free_additional_memory] |
||
3054 | xor eax,eax |
||
3055 | mov ecx,4 |
||
3056 | rep stos dword [edi] |
||
3057 | test [format_flags],8 |
||
3058 | jz find_first_section |
||
3059 | mov ecx,2 |
||
3060 | rep stos dword [edi] |
||
3061 | find_first_section: |
||
31 | halyavin | 3062 | mov al,[esi] |
157 | heavyiron | 3063 | or al,al |
3064 | jz first_section_found |
||
3065 | cmp al,0C0h |
||
624 | heavyiron | 3066 | jb skip_other_symbol |
3067 | add esi,4 |
||
157 | heavyiron | 3068 | skip_other_symbol: |
31 | halyavin | 3069 | add esi,0Ch |
157 | heavyiron | 3070 | jmp find_first_section |
3071 | first_section_found: |
||
31 | halyavin | 3072 | mov ebx,esi |
157 | heavyiron | 3073 | mov ebp,esi |
3074 | add esi,20h |
||
3075 | xor ecx,ecx |
||
3076 | xor edx,edx |
||
3077 | find_next_section: |
||
31 | halyavin | 3078 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3079 | je make_section_symbol |
3080 | mov al,[esi] |
||
3081 | or al,al |
||
3082 | jz make_section_symbol |
||
3083 | cmp al,0C0h |
||
624 | heavyiron | 3084 | jae skip_public |
3085 | cmp al,80h |
||
157 | heavyiron | 3086 | jae skip_extrn |
624 | heavyiron | 3087 | or byte [ebx+14h],40h |
157 | heavyiron | 3088 | skip_extrn: |
31 | halyavin | 3089 | add esi,0Ch |
157 | heavyiron | 3090 | jmp find_next_section |
3091 | skip_public: |
||
31 | halyavin | 3092 | add esi,10h |
157 | heavyiron | 3093 | jmp find_next_section |
3094 | make_section_symbol: |
||
31 | halyavin | 3095 | mov eax,edi |
157 | heavyiron | 3096 | xchg eax,[ebx+4] |
3097 | stos dword [edi] |
||
3098 | test [format_flags],8 |
||
3099 | jnz elf64_section_symbol |
||
3100 | xor eax,eax |
||
3101 | stos dword [edi] |
||
3102 | stos dword [edi] |
||
3103 | call store_section_index |
||
3104 | jmp section_symbol_ok |
||
3105 | store_section_index: |
||
31 | halyavin | 3106 | inc ecx |
157 | heavyiron | 3107 | mov eax,ecx |
3108 | shl eax,8 |
||
3109 | mov [ebx],eax |
||
3110 | inc dx |
||
3111 | jz format_limitations_exceeded |
||
3112 | mov eax,edx |
||
3113 | shl eax,16 |
||
3114 | mov al,3 |
||
3115 | test byte [ebx+14h],40h |
||
3116 | jz section_index_ok |
||
3117 | or ah,-1 |
||
3118 | inc dx |
||
3119 | jz format_limitations_exceeded |
||
3120 | section_index_ok: |
||
31 | halyavin | 3121 | stos dword [edi] |
157 | heavyiron | 3122 | ret |
3123 | elf64_section_symbol: |
||
31 | halyavin | 3124 | call store_section_index |
157 | heavyiron | 3125 | xor eax,eax |
3126 | stos dword [edi] |
||
3127 | stos dword [edi] |
||
3128 | stos dword [edi] |
||
3129 | stos dword [edi] |
||
3130 | section_symbol_ok: |
||
31 | halyavin | 3131 | mov ebx,esi |
157 | heavyiron | 3132 | add esi,20h |
3133 | cmp ebx,[free_additional_memory] |
||
3134 | jne find_next_section |
||
3135 | inc dx |
||
3136 | jz format_limitations_exceeded |
||
3137 | mov [current_section],edx |
||
3138 | mov esi,[symbols_stream] |
||
3139 | find_other_symbols: |
||
31 | halyavin | 3140 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3141 | je elf_symbol_table_ok |
3142 | mov al,[esi] |
||
3143 | or al,al |
||
3144 | jz skip_section |
||
3145 | cmp al,0C0h |
||
624 | heavyiron | 3146 | jae make_public_symbol |
3147 | cmp al,80h |
||
157 | heavyiron | 3148 | jae make_extrn_symbol |
624 | heavyiron | 3149 | add esi,0Ch |
157 | heavyiron | 3150 | jmp find_other_symbols |
3151 | skip_section: |
||
31 | halyavin | 3152 | add esi,20h |
157 | heavyiron | 3153 | jmp find_other_symbols |
3154 | make_public_symbol: |
||
31 | halyavin | 3155 | mov eax,[esi+0Ch] |
157 | heavyiron | 3156 | mov [current_line],eax |
3157 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3158 | jne invalid_argument |
3159 | mov ebx,[esi+8] |
||
157 | heavyiron | 3160 | test byte [ebx+8],1 |
3161 | jz undefined_public |
||
692 | heavyiron | 3162 | mov ax,[current_pass] |
157 | heavyiron | 3163 | cmp ax,[ebx+16] |
3164 | jne undefined_public |
||
692 | heavyiron | 3165 | mov dl,[ebx+11] |
157 | heavyiron | 3166 | or dl,dl |
3167 | jz public_absolute |
||
3168 | mov eax,[ebx+20] |
||
3169 | cmp byte [eax],0 |
||
3170 | jne invalid_use_of_symbol |
||
3171 | mov eax,[eax+4] |
||
3172 | test [format_flags],8 |
||
3173 | jnz elf64_public |
||
3174 | cmp dl,2 |
||
3175 | jne invalid_use_of_symbol |
||
3176 | mov dx,[eax+0Eh] |
||
3177 | jmp section_for_public_ok |
||
3178 | undefined_public: |
||
692 | heavyiron | 3179 | mov eax,[ebx+24] |
3180 | mov [error_info],eax |
||
3181 | jmp undefined_symbol |
||
3182 | elf64_public: |
||
31 | halyavin | 3183 | cmp dl,4 |
157 | heavyiron | 3184 | jne invalid_use_of_symbol |
3185 | mov dx,[eax+6] |
||
3186 | jmp section_for_public_ok |
||
3187 | public_absolute: |
||
31 | halyavin | 3188 | mov dx,0FFF1h |
157 | heavyiron | 3189 | section_for_public_ok: |
31 | halyavin | 3190 | mov eax,[esi+4] |
157 | heavyiron | 3191 | stos dword [edi] |
3192 | test [format_flags],8 |
||
3193 | jnz elf64_public_symbol |
||
3194 | call get_public_value |
||
3195 | stos dword [edi] |
||
3196 | xor eax,eax |
||
3197 | mov al,[ebx+10] |
||
3198 | stos dword [edi] |
||
3199 | mov eax,edx |
||
3200 | shl eax,16 |
||
3201 | mov al,10h |
||
3202 | cmp byte [ebx+10],0 |
||
3203 | je elf_public_function |
||
3204 | or al,1 |
||
3205 | jmp store_elf_public_info |
||
3206 | elf_public_function: |
||
109 | heavyiron | 3207 | or al,2 |
157 | heavyiron | 3208 | store_elf_public_info: |
109 | heavyiron | 3209 | stos dword [edi] |
157 | heavyiron | 3210 | jmp public_symbol_ok |
3211 | elf64_public_symbol: |
||
31 | halyavin | 3212 | mov eax,edx |
157 | heavyiron | 3213 | shl eax,16 |
3214 | mov al,10h |
||
3215 | cmp byte [ebx+10],0 |
||
3216 | je elf64_public_function |
||
3217 | or al,1 |
||
3218 | jmp store_elf64_public_info |
||
3219 | elf64_public_function: |
||
109 | heavyiron | 3220 | or al,2 |
157 | heavyiron | 3221 | store_elf64_public_info: |
109 | heavyiron | 3222 | stos dword [edi] |
157 | heavyiron | 3223 | call get_public_value |
3224 | stos dword [edi] |
||
3225 | xor eax,eax |
||
3226 | stos dword [edi] |
||
3227 | mov al,[ebx+10] |
||
3228 | stos dword [edi] |
||
3229 | xor al,al |
||
3230 | stos dword [edi] |
||
3231 | public_symbol_ok: |
||
31 | halyavin | 3232 | inc ecx |
157 | heavyiron | 3233 | mov eax,ecx |
3234 | shl eax,8 |
||
3235 | mov al,0C0h |
||
624 | heavyiron | 3236 | mov [esi],eax |
157 | heavyiron | 3237 | add esi,10h |
3238 | jmp find_other_symbols |
||
3239 | get_public_value: |
||
31 | halyavin | 3240 | mov eax,[ebx] |
157 | heavyiron | 3241 | cmp dword [ebx+4],0 |
3242 | je public_value_ok |
||
3243 | cmp dword [ebx+4],-1 |
||
3244 | jne value_out_of_range |
||
3245 | bt eax,31 |
||
3246 | jnc value_out_of_range |
||
3247 | public_value_ok: |
||
31 | halyavin | 3248 | ret |
157 | heavyiron | 3249 | make_extrn_symbol: |
31 | halyavin | 3250 | mov eax,[esi+4] |
157 | heavyiron | 3251 | stos dword [edi] |
3252 | test [format_flags],8 |
||
3253 | jnz elf64_extrn_symbol |
||
3254 | xor eax,eax |
||
3255 | stos dword [edi] |
||
3256 | mov eax,[esi+8] |
||
3257 | stos dword [edi] |
||
3258 | mov eax,10h |
||
3259 | stos dword [edi] |
||
3260 | jmp extrn_symbol_ok |
||
3261 | elf64_extrn_symbol: |
||
31 | halyavin | 3262 | mov eax,10h |
157 | heavyiron | 3263 | stos dword [edi] |
3264 | xor al,al |
||
3265 | stos dword [edi] |
||
3266 | stos dword [edi] |
||
3267 | mov eax,[esi+8] |
||
3268 | stos dword [edi] |
||
3269 | xor eax,eax |
||
3270 | stos dword [edi] |
||
3271 | extrn_symbol_ok: |
||
31 | halyavin | 3272 | inc ecx |
157 | heavyiron | 3273 | mov eax,ecx |
3274 | shl eax,8 |
||
3275 | mov al,80h |
||
624 | heavyiron | 3276 | mov [esi],eax |
157 | heavyiron | 3277 | add esi,0Ch |
3278 | jmp find_other_symbols |
||
3279 | elf_symbol_table_ok: |
||
31 | halyavin | 3280 | mov edx,edi |
157 | heavyiron | 3281 | mov ebx,[free_additional_memory] |
3282 | xor al,al |
||
3283 | stos byte [edi] |
||
3284 | add edi,16 |
||
3285 | mov [edx+1],edx |
||
3286 | add ebx,10h |
||
3287 | test [format_flags],8 |
||
3288 | jz make_string_table |
||
3289 | add ebx,8 |
||
3290 | make_string_table: |
||
31 | halyavin | 3291 | cmp ebx,edx |
157 | heavyiron | 3292 | je elf_string_table_ok |
3293 | test [format_flags],8 |
||
3294 | jnz make_elf64_string |
||
3295 | cmp byte [ebx+0Dh],0 |
||
3296 | je rel_prefix_ok |
||
3297 | mov byte [ebx+0Dh],0 |
||
3298 | mov eax,'.rel' |
||
3299 | stos dword [edi] |
||
3300 | rel_prefix_ok: |
||
31 | halyavin | 3301 | mov esi,edi |
157 | heavyiron | 3302 | sub esi,edx |
3303 | xchg esi,[ebx] |
||
3304 | add ebx,10h |
||
3305 | make_elf_string: |
||
31 | halyavin | 3306 | or esi,esi |
157 | heavyiron | 3307 | jz default_string |
3308 | lods dword [esi] |
||
3309 | mov ecx,eax |
||
3310 | rep movs byte [edi],[esi] |
||
3311 | xor al,al |
||
3312 | stos byte [edi] |
||
3313 | jmp make_string_table |
||
3314 | make_elf64_string: |
||
31 | halyavin | 3315 | cmp byte [ebx+5],0 |
157 | heavyiron | 3316 | je elf64_rel_prefix_ok |
3317 | mov byte [ebx+5],0 |
||
3318 | mov eax,'.rel' |
||
3319 | stos dword [edi] |
||
3320 | mov al,'a' |
||
3321 | stos byte [edi] |
||
3322 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3323 | mov esi,edi |
157 | heavyiron | 3324 | sub esi,edx |
3325 | xchg esi,[ebx] |
||
3326 | add ebx,18h |
||
3327 | jmp make_elf_string |
||
3328 | default_string: |
||
31 | halyavin | 3329 | mov eax,'.fla' |
157 | heavyiron | 3330 | stos dword [edi] |
3331 | mov ax,'t' |
||
3332 | stos word [edi] |
||
3333 | jmp make_string_table |
||
3334 | elf_string_table_ok: |
||
31 | halyavin | 3335 | mov [edx+1+8],edi |
157 | heavyiron | 3336 | mov ebx,[code_start] |
3337 | mov eax,edi |
||
3338 | sub eax,[free_additional_memory] |
||
3339 | test [format_flags],8 |
||
3340 | jnz finish_elf64_header |
||
3341 | mov [ebx+20h],eax |
||
3342 | mov eax,[current_section] |
||
3343 | inc ax |
||
3344 | jz format_limitations_exceeded |
||
3345 | mov [ebx+32h],ax |
||
3346 | inc ax |
||
3347 | jz format_limitations_exceeded |
||
3348 | mov [ebx+30h],ax |
||
3349 | jmp elf_header_finished |
||
3350 | finish_elf64_header: |
||
31 | halyavin | 3351 | mov [ebx+28h],eax |
157 | heavyiron | 3352 | mov eax,[current_section] |
3353 | inc ax |
||
3354 | jz format_limitations_exceeded |
||
3355 | mov [ebx+3Eh],ax |
||
3356 | inc ax |
||
3357 | jz format_limitations_exceeded |
||
3358 | mov [ebx+3Ch],ax |
||
3359 | elf_header_finished: |
||
31 | halyavin | 3360 | xor eax,eax |
157 | heavyiron | 3361 | mov ecx,10 |
3362 | rep stos dword [edi] |
||
3363 | test [format_flags],8 |
||
3364 | jz elf_null_section_ok |
||
3365 | mov ecx,6 |
||
3366 | rep stos dword [edi] |
||
3367 | elf_null_section_ok: |
||
31 | halyavin | 3368 | mov esi,ebp |
157 | heavyiron | 3369 | xor ecx,ecx |
3370 | make_section_entry: |
||
31 | halyavin | 3371 | mov ebx,edi |
157 | heavyiron | 3372 | mov eax,[esi+4] |
3373 | mov eax,[eax] |
||
3374 | stos dword [edi] |
||
3375 | mov eax,1 |
||
3376 | cmp dword [esi+0Ch],0 |
||
3377 | je bss_section |
||
3378 | test byte [esi+14h],80h |
||
3379 | jz section_type_ok |
||
3380 | bss_section: |
||
31 | halyavin | 3381 | mov al,8 |
157 | heavyiron | 3382 | section_type_ok: |
31 | halyavin | 3383 | stos dword [edi] |
157 | heavyiron | 3384 | mov eax,[esi+14h] |
3385 | and al,3Fh |
||
3386 | call store_elf_machine_word |
||
3387 | xor eax,eax |
||
3388 | call store_elf_machine_word |
||
3389 | mov eax,[esi+8] |
||
3390 | mov [image_base],eax |
||
3391 | sub eax,[code_start] |
||
3392 | call store_elf_machine_word |
||
3393 | mov eax,[esi+0Ch] |
||
3394 | call store_elf_machine_word |
||
3395 | xor eax,eax |
||
3396 | stos dword [edi] |
||
3397 | stos dword [edi] |
||
3398 | mov eax,[esi+10h] |
||
3399 | call store_elf_machine_word |
||
3400 | xor eax,eax |
||
3401 | call store_elf_machine_word |
||
3402 | inc ecx |
||
3403 | add esi,20h |
||
3404 | xchg edi,[esp] |
||
3405 | mov ebp,edi |
||
3406 | convert_relocations: |
||
31 | halyavin | 3407 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3408 | je relocations_converted |
3409 | mov al,[esi] |
||
3410 | or al,al |
||
3411 | jz relocations_converted |
||
3412 | cmp al,80h |
||
3413 | jb make_relocation_entry |
||
3414 | cmp al,0C0h |
||
624 | heavyiron | 3415 | jb relocation_entry_ok |
3416 | add esi,10h |
||
157 | heavyiron | 3417 | jmp convert_relocations |
3418 | make_relocation_entry: |
||
31 | halyavin | 3419 | test [format_flags],8 |
157 | heavyiron | 3420 | jnz make_elf64_relocation_entry |
3421 | mov eax,[esi+4] |
||
3422 | stos dword [edi] |
||
3423 | mov eax,[esi+8] |
||
3424 | mov eax,[eax] |
||
3425 | mov al,[esi] |
||
3426 | stos dword [edi] |
||
3427 | jmp relocation_entry_ok |
||
3428 | make_elf64_relocation_entry: |
||
31 | halyavin | 3429 | mov eax,[esi+4] |
157 | heavyiron | 3430 | stos dword [edi] |
3431 | xor eax,eax |
||
3432 | stos dword [edi] |
||
3433 | movzx eax,byte [esi] |
||
3434 | stos dword [edi] |
||
3435 | mov eax,[esi+8] |
||
3436 | mov eax,[eax] |
||
3437 | shr eax,8 |
||
3438 | stos dword [edi] |
||
3439 | xor eax,eax |
||
3440 | stos dword [edi] |
||
3441 | stos dword [edi] |
||
3442 | relocation_entry_ok: |
||
31 | halyavin | 3443 | add esi,0Ch |
157 | heavyiron | 3444 | jmp convert_relocations |
3445 | store_elf_machine_word: |
||
31 | halyavin | 3446 | stos dword [edi] |
157 | heavyiron | 3447 | test [format_flags],8 |
3448 | jz elf_machine_word_ok |
||
3449 | mov dword [edi],0 |
||
3450 | add edi,4 |
||
3451 | elf_machine_word_ok: |
||
31 | halyavin | 3452 | ret |
157 | heavyiron | 3453 | relocations_converted: |
31 | halyavin | 3454 | cmp edi,ebp |
157 | heavyiron | 3455 | xchg edi,[esp] |
3456 | je rel_section_ok |
||
3457 | mov eax,[ebx] |
||
3458 | sub eax,4 |
||
3459 | test [format_flags],8 |
||
3460 | jz store_relocations_name_offset |
||
3461 | dec eax |
||
3462 | store_relocations_name_offset: |
||
31 | halyavin | 3463 | stos dword [edi] |
157 | heavyiron | 3464 | test [format_flags],8 |
3465 | jnz rela_section |
||
3466 | mov eax,9 |
||
3467 | jmp store_relocations_type |
||
3468 | rela_section: |
||
31 | halyavin | 3469 | mov eax,4 |
157 | heavyiron | 3470 | store_relocations_type: |
31 | halyavin | 3471 | stos dword [edi] |
157 | heavyiron | 3472 | xor al,al |
3473 | call store_elf_machine_word |
||
3474 | call store_elf_machine_word |
||
3475 | mov eax,ebp |
||
3476 | sub eax,[code_start] |
||
3477 | call store_elf_machine_word |
||
3478 | mov eax,[esp] |
||
3479 | sub eax,ebp |
||
3480 | call store_elf_machine_word |
||
3481 | mov eax,[current_section] |
||
3482 | stos dword [edi] |
||
3483 | mov eax,ecx |
||
3484 | stos dword [edi] |
||
3485 | inc ecx |
||
3486 | test [format_flags],8 |
||
3487 | jnz finish_elf64_rela_section |
||
3488 | mov eax,4 |
||
3489 | stos dword [edi] |
||
3490 | mov al,8 |
||
3491 | stos dword [edi] |
||
3492 | jmp rel_section_ok |
||
3493 | finish_elf64_rela_section: |
||
31 | halyavin | 3494 | mov eax,8 |
157 | heavyiron | 3495 | stos dword [edi] |
3496 | xor al,al |
||
3497 | stos dword [edi] |
||
3498 | mov al,24 |
||
3499 | stos dword [edi] |
||
3500 | xor al,al |
||
3501 | stos dword [edi] |
||
3502 | rel_section_ok: |
||
31 | halyavin | 3503 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3504 | jne make_section_entry |
3505 | pop eax |
||
3506 | mov ebx,[code_start] |
||
3507 | sub eax,ebx |
||
3508 | mov [code_size],eax |
||
3509 | mov ecx,20h |
||
3510 | test [format_flags],8 |
||
3511 | jz adjust_elf_section_headers_offset |
||
3512 | mov ecx,28h |
||
3513 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3514 | add [ebx+ecx],eax |
157 | heavyiron | 3515 | mov eax,1 |
3516 | stos dword [edi] |
||
3517 | mov al,2 |
||
3518 | stos dword [edi] |
||
3519 | xor al,al |
||
3520 | call store_elf_machine_word |
||
3521 | call store_elf_machine_word |
||
3522 | mov eax,[code_size] |
||
3523 | call store_elf_machine_word |
||
3524 | mov eax,[edx+1] |
||
3525 | sub eax,[free_additional_memory] |
||
3526 | call store_elf_machine_word |
||
3527 | mov eax,[current_section] |
||
3528 | inc eax |
||
3529 | stos dword [edi] |
||
3530 | mov eax,[number_of_sections] |
||
3531 | inc eax |
||
3532 | stos dword [edi] |
||
3533 | test [format_flags],8 |
||
3534 | jnz finish_elf64_sym_section |
||
3535 | mov eax,4 |
||
3536 | stos dword [edi] |
||
3537 | mov al,10h |
||
3538 | stos dword [edi] |
||
3539 | jmp sym_section_ok |
||
3540 | finish_elf64_sym_section: |
||
31 | halyavin | 3541 | mov eax,8 |
157 | heavyiron | 3542 | stos dword [edi] |
3543 | xor al,al |
||
3544 | stos dword [edi] |
||
3545 | mov al,18h |
||
3546 | stos dword [edi] |
||
3547 | xor al,al |
||
3548 | stos dword [edi] |
||
3549 | sym_section_ok: |
||
31 | halyavin | 3550 | mov al,1+8 |
157 | heavyiron | 3551 | stos dword [edi] |
3552 | mov al,3 |
||
3553 | stos dword [edi] |
||
3554 | xor al,al |
||
3555 | call store_elf_machine_word |
||
3556 | call store_elf_machine_word |
||
3557 | mov eax,[edx+1] |
||
3558 | sub eax,[free_additional_memory] |
||
3559 | add eax,[code_size] |
||
3560 | call store_elf_machine_word |
||
3561 | mov eax,[edx+1+8] |
||
3562 | sub eax,[edx+1] |
||
3563 | call store_elf_machine_word |
||
3564 | xor eax,eax |
||
3565 | stos dword [edi] |
||
3566 | stos dword [edi] |
||
3567 | mov al,1 |
||
3568 | call store_elf_machine_word |
||
3569 | xor eax,eax |
||
3570 | call store_elf_machine_word |
||
3571 | mov eax,'tab' |
||
3572 | mov dword [edx+1],'.sym' |
||
3573 | mov [edx+1+4],eax |
||
3574 | mov dword [edx+1+8],'.str' |
||
3575 | mov [edx+1+8+4],eax |
||
3576 | mov [resource_data],edx |
||
992 | heavyiron | 3577 | mov [written_size],0 |
157 | heavyiron | 3578 | mov edx,[output_file] |
3579 | call create |
||
3580 | jc write_failed |
||
3581 | call write_code |
||
3582 | mov ecx,edi |
||
3583 | mov edx,[free_additional_memory] |
||
3584 | sub ecx,edx |
||
3585 | add [written_size],ecx |
||
3586 | call write |
||
3587 | jc write_failed |
||
3588 | jmp output_written |
||
3589 | |||
31 | halyavin | 3590 | |
3591 | add esi,2 |
||
157 | heavyiron | 3592 | or [format_flags],1 |
3593 | mov [image_base],8048000h |
||
3594 | cmp byte [esi],80h |
||
3595 | jne elf_exe_base_ok |
||
3596 | lods word [esi] |
||
3597 | cmp ah,'(' |
||
3598 | jne invalid_argument |
||
3599 | cmp byte [esi],'.' |
||
3600 | je invalid_value |
||
3601 | push edx |
||
3602 | call get_dword_value |
||
3603 | cmp [value_type],0 |
||
3604 | jne invalid_use_of_symbol |
||
3605 | mov [image_base],eax |
||
3606 | pop edx |
||
3607 | elf_exe_base_ok: |
||
31 | halyavin | 3608 | mov byte [edx+10h],2 |
157 | heavyiron | 3609 | mov byte [edx+2Ah],20h |
3610 | mov ebx,edi |
||
3611 | mov ecx,20h shr 2 |
||
3612 | cmp [current_pass],0 |
||
3613 | je init_elf_segments |
||
3614 | imul ecx,[number_of_sections] |
||
3615 | init_elf_segments: |
||
109 | heavyiron | 3616 | xor eax,eax |
157 | heavyiron | 3617 | rep stos dword [edi] |
3618 | mov [number_of_sections],0 |
||
3619 | mov byte [ebx],1 |
||
3620 | mov word [ebx+1Ch],1000h |
||
3621 | mov byte [ebx+18h],111b |
||
3622 | mov eax,edi |
||
3623 | sub eax,[code_start] |
||
3624 | mov [ebx+4],eax |
||
3625 | add eax,[image_base] |
||
3626 | mov [ebx+8],eax |
||
3627 | mov [ebx+0Ch],eax |
||
3628 | mov [edx+18h],eax |
||
3629 | xor edx,edx |
||
3630 | not eax |
||
3631 | not edx |
||
3632 | add eax,1 |
||
3633 | adc edx,0 |
||
3634 | add eax,edi |
||
3635 | adc edx,0 |
||
3636 | mov dword [org_origin],eax |
||
3637 | mov dword [org_origin+4],edx |
||
3638 | mov [org_registers],0 |
||
3639 | mov [org_start],edi |
||
3640 | mov [symbols_stream],edi |
||
3641 | jmp format_defined |
||
607 | heavyiron | 3642 | format_elf64_exe: |
31 | halyavin | 3643 | add esi,2 |
157 | heavyiron | 3644 | or [format_flags],1 |
3645 | mov [image_base],400000h |
||
3646 | mov [image_base_high],0 |
||
3647 | cmp byte [esi],80h |
||
3648 | jne elf64_exe_base_ok |
||
3649 | lods word [esi] |
||
3650 | cmp ah,'(' |
||
3651 | jne invalid_argument |
||
3652 | cmp byte [esi],'.' |
||
3653 | je invalid_value |
||
3654 | push edx |
||
3655 | call get_qword_value |
||
3656 | cmp [value_type],0 |
||
3657 | jne invalid_use_of_symbol |
||
3658 | mov [image_base],eax |
||
3659 | mov [image_base_high],edx |
||
3660 | pop edx |
||
3661 | elf64_exe_base_ok: |
||
31 | halyavin | 3662 | mov byte [edx+10h],2 |
157 | heavyiron | 3663 | mov byte [edx+36h],38h |
3664 | mov ebx,edi |
||
3665 | mov ecx,38h shr 2 |
||
3666 | cmp [current_pass],0 |
||
3667 | je init_elf64_segments |
||
3668 | imul ecx,[number_of_sections] |
||
3669 | init_elf64_segments: |
||
109 | heavyiron | 3670 | xor eax,eax |
157 | heavyiron | 3671 | rep stos dword [edi] |
3672 | mov [number_of_sections],0 |
||
3673 | mov byte [ebx],1 |
||
3674 | mov word [ebx+30h],1000h |
||
3675 | mov byte [ebx+4],111b |
||
3676 | push edx |
||
3677 | mov eax,edi |
||
3678 | sub eax,[code_start] |
||
3679 | mov [ebx+8],eax |
||
3680 | xor edx,edx |
||
3681 | add eax,[image_base] |
||
3682 | adc edx,[image_base_high] |
||
3683 | mov [ebx+10h],eax |
||
3684 | mov [ebx+10h+4],edx |
||
3685 | mov [ebx+18h],eax |
||
3686 | mov [ebx+18h+4],edx |
||
3687 | pop ebx |
||
3688 | mov [ebx+18h],eax |
||
3689 | mov [ebx+18h+4],edx |
||
3690 | not eax |
||
3691 | not edx |
||
3692 | add eax,1 |
||
3693 | adc edx,0 |
||
3694 | add eax,edi |
||
3695 | adc edx,0 |
||
3696 | mov dword [org_origin],eax |
||
3697 | mov dword [org_origin+4],edx |
||
3698 | mov [org_registers],0 |
||
3699 | mov [org_start],edi |
||
3700 | mov [symbols_stream],edi |
||
3701 | jmp format_defined |
||
607 | heavyiron | 3702 | elf_entry: |
31 | halyavin | 3703 | lods byte [esi] |
157 | heavyiron | 3704 | cmp al,'(' |
3705 | jne invalid_argument |
||
3706 | cmp byte [esi],'.' |
||
3707 | je invalid_value |
||
3708 | test [format_flags],8 |
||
3709 | jnz elf64_entry |
||
3710 | call get_dword_value |
||
3711 | cmp [value_type],0 |
||
3712 | jne invalid_use_of_symbol |
||
3713 | mov edx,[code_start] |
||
3714 | mov [edx+18h],eax |
||
3715 | jmp instruction_assembled |
||
3716 | elf64_entry: |
||
31 | halyavin | 3717 | call get_qword_value |
157 | heavyiron | 3718 | cmp [value_type],0 |
3719 | jne invalid_use_of_symbol |
||
3720 | mov ebx,[code_start] |
||
3721 | mov [ebx+18h],eax |
||
3722 | mov [ebx+1Ch],edx |
||
3723 | jmp instruction_assembled |
||
3724 | elf_segment: |
||
109 | heavyiron | 3725 | bt [format_flags],0 |
157 | heavyiron | 3726 | jnc illegal_instruction |
3727 | test [format_flags],8 |
||
3728 | jnz elf64_segment |
||
3729 | call close_elf_segment |
||
3730 | push eax |
||
3731 | mov ebx,[number_of_sections] |
||
3732 | shl ebx,5 |
||
3733 | add ebx,[code_start] |
||
3734 | add ebx,34h |
||
3735 | cmp ebx,[symbols_stream] |
||
3736 | jb new_elf_segment |
||
3737 | mov ebx,[symbols_stream] |
||
3738 | sub ebx,20h |
||
3739 | push edi |
||
3740 | mov edi,ebx |
||
3741 | mov ecx,20h shr 2 |
||
3742 | xor eax,eax |
||
3743 | rep stos dword [edi] |
||
3744 | pop edi |
||
3745 | or [next_pass_needed],-1 |
||
3746 | new_elf_segment: |
||
109 | heavyiron | 3747 | mov byte [ebx],1 |
157 | heavyiron | 3748 | mov word [ebx+1Ch],1000h |
3749 | elf_segment_flags: |
||
109 | heavyiron | 3750 | cmp byte [esi],19h |
157 | heavyiron | 3751 | jne elf_segment_flags_ok |
3752 | lods word [esi] |
||
3753 | sub ah,28 |
||
3754 | jbe invalid_argument |
||
3755 | cmp ah,1 |
||
3756 | je mark_elf_segment_flag |
||
3757 | cmp ah,3 |
||
3758 | ja invalid_argument |
||
3759 | xor ah,1 |
||
3760 | cmp ah,2 |
||
3761 | je mark_elf_segment_flag |
||
3762 | inc ah |
||
3763 | mark_elf_segment_flag: |
||
109 | heavyiron | 3764 | test [ebx+18h],ah |
157 | heavyiron | 3765 | jnz setting_already_specified |
3766 | or [ebx+18h],ah |
||
3767 | jmp elf_segment_flags |
||
3768 | elf_segment_flags_ok: |
||
109 | heavyiron | 3769 | mov eax,edi |
157 | heavyiron | 3770 | sub eax,[code_start] |
3771 | mov [ebx+4],eax |
||
3772 | pop edx |
||
3773 | and eax,0FFFh |
||
3774 | add edx,eax |
||
3775 | mov [ebx+8],edx |
||
3776 | mov [ebx+0Ch],edx |
||
3777 | mov eax,edx |
||
3778 | xor edx,edx |
||
3779 | not eax |
||
3780 | not edx |
||
3781 | add eax,1 |
||
3782 | adc edx,0 |
||
3783 | add eax,edi |
||
3784 | adc edx,0 |
||
3785 | mov dword [org_origin],eax |
||
3786 | mov dword [org_origin+4],edx |
||
3787 | mov [org_registers],0 |
||
3788 | mov [org_start],edi |
||
3789 | inc [number_of_sections] |
||
3790 | jmp instruction_assembled |
||
3791 | close_elf_segment: |
||
109 | heavyiron | 3792 | cmp [number_of_sections],0 |
157 | heavyiron | 3793 | jne finish_elf_segment |
3794 | cmp edi,[symbols_stream] |
||
3795 | jne first_elf_segment_ok |
||
3796 | push edi |
||
3797 | mov edi,[code_start] |
||
3798 | add edi,34h |
||
3799 | mov ecx,20h shr 2 |
||
3800 | xor eax,eax |
||
3801 | rep stos dword [edi] |
||
3802 | pop edi |
||
3803 | mov eax,[image_base] |
||
3804 | ret |
||
3805 | first_elf_segment_ok: |
||
109 | heavyiron | 3806 | inc [number_of_sections] |
157 | heavyiron | 3807 | finish_elf_segment: |
109 | heavyiron | 3808 | mov ebx,[number_of_sections] |
157 | heavyiron | 3809 | dec ebx |
3810 | shl ebx,5 |
||
3811 | add ebx,[code_start] |
||
3812 | add ebx,34h |
||
3813 | mov eax,edi |
||
3814 | sub eax,[code_start] |
||
3815 | sub eax,[ebx+4] |
||
3816 | mov edx,edi |
||
3817 | cmp edi,[undefined_data_end] |
||
3818 | jne elf_segment_size_ok |
||
3819 | mov edi,[undefined_data_start] |
||
3820 | elf_segment_size_ok: |
||
109 | heavyiron | 3821 | mov [ebx+14h],eax |
157 | heavyiron | 3822 | add eax,edi |
3823 | sub eax,edx |
||
3824 | mov [ebx+10h],eax |
||
3825 | mov eax,[ebx+8] |
||
3826 | add eax,[ebx+14h] |
||
3827 | add eax,0FFFh |
||
3828 | and eax,not 0FFFh |
||
3829 | ret |
||
3830 | elf64_segment: |
||
109 | heavyiron | 3831 | call close_elf64_segment |
157 | heavyiron | 3832 | push eax edx |
3833 | mov ebx,[number_of_sections] |
||
3834 | imul ebx,38h |
||
3835 | add ebx,[code_start] |
||
3836 | add ebx,40h |
||
3837 | cmp ebx,[symbols_stream] |
||
3838 | jb new_elf64_segment |
||
3839 | mov ebx,[symbols_stream] |
||
3840 | sub ebx,38h |
||
3841 | push edi |
||
3842 | mov edi,ebx |
||
3843 | mov ecx,38h shr 2 |
||
3844 | xor eax,eax |
||
3845 | rep stos dword [edi] |
||
3846 | pop edi |
||
3847 | or [next_pass_needed],-1 |
||
3848 | new_elf64_segment: |
||
109 | heavyiron | 3849 | mov byte [ebx],1 |
157 | heavyiron | 3850 | mov word [ebx+30h],1000h |
3851 | elf64_segment_flags: |
||
109 | heavyiron | 3852 | cmp byte [esi],19h |
157 | heavyiron | 3853 | jne elf64_segment_flags_ok |
3854 | lods word [esi] |
||
3855 | sub ah,28 |
||
3856 | jbe invalid_argument |
||
3857 | cmp ah,1 |
||
3858 | je mark_elf64_segment_flag |
||
3859 | cmp ah,3 |
||
3860 | ja invalid_argument |
||
3861 | xor ah,1 |
||
3862 | cmp ah,2 |
||
3863 | je mark_elf64_segment_flag |
||
3864 | inc ah |
||
3865 | mark_elf64_segment_flag: |
||
109 | heavyiron | 3866 | test [ebx+4],ah |
157 | heavyiron | 3867 | jnz setting_already_specified |
3868 | or [ebx+4],ah |
||
3869 | jmp elf64_segment_flags |
||
3870 | elf64_segment_flags_ok: |
||
109 | heavyiron | 3871 | mov ecx,edi |
157 | heavyiron | 3872 | sub ecx,[code_start] |
3873 | mov [ebx+8],ecx |
||
3874 | pop edx eax |
||
3875 | and ecx,0FFFh |
||
3876 | add eax,ecx |
||
3877 | adc edx,0 |
||
3878 | mov [ebx+10h],eax |
||
3879 | mov [ebx+10h+4],edx |
||
3880 | mov [ebx+18h],eax |
||
3881 | mov [ebx+18h+4],edx |
||
3882 | not eax |
||
3883 | not edx |
||
3884 | add eax,1 |
||
3885 | adc edx,0 |
||
3886 | add eax,edi |
||
3887 | adc edx,0 |
||
3888 | mov dword [org_origin],eax |
||
3889 | mov dword [org_origin+4],edx |
||
3890 | mov [org_registers],0 |
||
3891 | mov [org_start],edi |
||
3892 | inc [number_of_sections] |
||
3893 | jmp instruction_assembled |
||
3894 | close_elf64_segment: |
||
109 | heavyiron | 3895 | cmp [number_of_sections],0 |
157 | heavyiron | 3896 | jne finish_elf64_segment |
3897 | cmp edi,[symbols_stream] |
||
3898 | jne first_elf64_segment_ok |
||
3899 | push edi |
||
3900 | mov edi,[code_start] |
||
3901 | add edi,40h |
||
3902 | mov ecx,38h shr 2 |
||
3903 | xor eax,eax |
||
3904 | rep stos dword [edi] |
||
3905 | pop edi |
||
3906 | mov eax,[image_base] |
||
3907 | mov edx,[image_base_high] |
||
3908 | ret |
||
3909 | first_elf64_segment_ok: |
||
109 | heavyiron | 3910 | inc [number_of_sections] |
157 | heavyiron | 3911 | finish_elf64_segment: |
109 | heavyiron | 3912 | mov ebx,[number_of_sections] |
157 | heavyiron | 3913 | dec ebx |
3914 | imul ebx,38h |
||
3915 | add ebx,[code_start] |
||
3916 | add ebx,40h |
||
3917 | mov eax,edi |
||
3918 | sub eax,[code_start] |
||
3919 | sub eax,[ebx+8] |
||
3920 | mov edx,edi |
||
3921 | cmp edi,[undefined_data_end] |
||
3922 | jne elf64_segment_size_ok |
||
3923 | mov edi,[undefined_data_start] |
||
3924 | elf64_segment_size_ok: |
||
109 | heavyiron | 3925 | mov [ebx+28h],eax |
157 | heavyiron | 3926 | add eax,edi |
3927 | sub eax,edx |
||
3928 | mov [ebx+20h],eax |
||
3929 | mov eax,[ebx+10h] |
||
3930 | mov edx,[ebx+10h+4] |
||
3931 | add eax,[ebx+28h] |
||
3932 | adc edx,0 |
||
3933 | sub eax,1 |
||
3934 | sbb edx,0 |
||
3935 | shrd eax,edx,12 |
||
3936 | shr edx,12 |
||
3937 | add eax,1 |
||
3938 | adc edx,0 |
||
3939 | shld edx,eax,12 |
||
3940 | shl eax,12 |
||
3941 | ret |
||
3942 | close_elf_exe: |
||
31 | halyavin | 3943 | test [format_flags],8 |
157 | heavyiron | 3944 | jnz close_elf64_exe |
3945 | call close_elf_segment |
||
3946 | mov edx,[code_start] |
||
3947 | mov eax,[number_of_sections] |
||
3948 | mov byte [edx+1Ch],34h |
||
3949 | mov [edx+2Ch],ax |
||
3950 | shl eax,5 |
||
3951 | add eax,edx |
||
3952 | add eax,34h |
||
3953 | cmp eax,[symbols_stream] |
||
3954 | je elf_exe_ok |
||
3955 | or [next_pass_needed],-1 |
||
3956 | elf_exe_ok: |
||
31 | halyavin | 3957 | ret |
157 | heavyiron | 3958 | close_elf64_exe: |
31 | halyavin | 3959 | call close_elf64_segment |
157 | heavyiron | 3960 | mov edx,[code_start] |
3961 | mov eax,[number_of_sections] |
||
3962 | mov byte [edx+20h],40h |
||
3963 | mov [edx+38h],ax |
||
3964 | imul eax,38h |
||
3965 | add eax,edx |
||
3966 | add eax,40h |
||
3967 | cmp eax,[symbols_stream] |
||
3968 | je elf64_exe_ok |
||
3969 | or [next_pass_needed],-1 |
||
3970 | elf64_exe_ok: |
||
31 | halyavin | 3971 | ret |
157 | heavyiron | 3972 | |
992 | heavyiron | 3973 | |
3974 | mov ebx,[code_start] |
||
3975 | mov dword [ebx],'fas'+1Ah shl 24 |
||
1115 | heavyiron | 3976 | mov dword [ebx+4],VERSION_MAJOR + VERSION_MINOR shl 8 + 38h shl 16 |
992 | heavyiron | 3977 | add ebx,38h |
3978 | mov edi,ebx |
||
3979 | mov dword [ebx-38h+10h],38h |
||
3980 | mov dword [ebx-38h+8],0 |
||
3981 | mov esi,[input_file] |
||
3982 | call copy_asciiz |
||
3983 | cmp edi,[display_buffer] |
||
3984 | jae out_of_memory |
||
3985 | mov eax,edi |
||
3986 | sub eax,ebx |
||
3987 | mov [ebx-38h+0Ch],eax |
||
3988 | mov esi,[output_file] |
||
3989 | call copy_asciiz |
||
3990 | cmp edi,[display_buffer] |
||
3991 | jae out_of_memory |
||
3992 | mov edx,[symbols_stream] |
||
3993 | mov ebp,[free_additional_memory] |
||
3994 | mov [number_of_sections],0 |
||
3995 | cmp [output_format],4 |
||
3996 | je prepare_strings_table |
||
3997 | cmp [output_format],5 |
||
3998 | jne strings_table_ready |
||
3999 | bt [format_flags],0 |
||
4000 | jc strings_table_ready |
||
4001 | prepare_strings_table: |
||
4002 | cmp edx,ebp |
||
4003 | je strings_table_ready |
||
4004 | mov al,[edx] |
||
4005 | test al,al |
||
4006 | jz prepare_string |
||
4007 | cmp al,80h |
||
4008 | je prepare_string |
||
4009 | add edx,0Ch |
||
4010 | cmp al,0C0h |
||
4011 | jne prepare_strings_table |
||
4012 | add edx,4 |
||
4013 | jmp prepare_strings_table |
||
4014 | prepare_string: |
||
4015 | mov esi,edi |
||
4016 | sub esi,ebx |
||
4017 | xchg esi,[edx+4] |
||
4018 | test al,al |
||
4019 | jz prepare_section_string |
||
4020 | or dword [edx+4],1 shl 31 |
||
4021 | add edx,0Ch |
||
4022 | prepare_external_string: |
||
4023 | mov ecx,[esi] |
||
4024 | add esi,4 |
||
4025 | rep movs byte [edi],[esi] |
||
4026 | mov byte [edi],0 |
||
4027 | inc edi |
||
4028 | cmp edi,[display_buffer] |
||
4029 | jae out_of_memory |
||
4030 | jmp prepare_strings_table |
||
4031 | prepare_section_string: |
||
4032 | mov ecx,[number_of_sections] |
||
4033 | mov eax,ecx |
||
4034 | inc eax |
||
4035 | mov [number_of_sections],eax |
||
4036 | xchg eax,[edx+4] |
||
4037 | shl ecx,2 |
||
4038 | add ecx,[free_additional_memory] |
||
4039 | mov [ecx],eax |
||
4040 | add edx,20h |
||
4041 | test esi,esi |
||
4042 | jz prepare_default_section_string |
||
4043 | cmp [output_format],5 |
||
4044 | jne prepare_external_string |
||
4045 | bt [format_flags],0 |
||
4046 | jc prepare_external_string |
||
4047 | mov esi,[esi] |
||
4048 | add esi,[resource_data] |
||
4049 | copy_elf_section_name: |
||
4050 | lods byte [esi] |
||
4051 | cmp edi,[display_buffer] |
||
4052 | jae out_of_memory |
||
4053 | stos byte [edi] |
||
4054 | test al,al |
||
4055 | jnz copy_elf_section_name |
||
4056 | jmp prepare_strings_table |
||
4057 | prepare_default_section_string: |
||
4058 | mov eax,'.fla' |
||
4059 | stos dword [edi] |
||
4060 | mov ax,'t' |
||
4061 | stos word [edi] |
||
4062 | cmp edi,[display_buffer] |
||
4063 | jae out_of_memory |
||
4064 | jmp prepare_strings_table |
||
4065 | strings_table_ready: |
||
4066 | mov edx,[display_buffer] |
||
4067 | mov ebp,[memory_end] |
||
4068 | sub ebp,[labels_list] |
||
4069 | add ebp,edx |
||
4070 | prepare_labels_dump: |
||
4071 | cmp edx,ebp |
||
4072 | je labels_dump_ok |
||
4073 | mov eax,[edx+24] |
||
4074 | test eax,eax |
||
4075 | jz label_dump_name_ok |
||
4076 | cmp eax,[memory_start] |
||
4077 | jb label_name_outside_source |
||
4078 | cmp eax,[source_start] |
||
4079 | ja label_name_outside_source |
||
4080 | sub eax,[memory_start] |
||
4081 | dec eax |
||
4082 | mov [edx+24],eax |
||
4083 | jmp label_dump_name_ok |
||
4084 | label_name_outside_source: |
||
4085 | mov esi,eax |
||
4086 | mov eax,edi |
||
4087 | sub eax,ebx |
||
4088 | or eax,1 shl 31 |
||
4089 | mov [edx+24],eax |
||
4090 | movzx ecx,byte [esi-1] |
||
4091 | lea eax,[edi+ecx+1] |
||
4092 | cmp edi,[display_buffer] |
||
4093 | jae out_of_memory |
||
4094 | rep movsb |
||
4095 | xor al,al |
||
4096 | stosb |
||
4097 | label_dump_name_ok: |
||
4098 | mov eax,[edx+28] |
||
4099 | test eax,eax |
||
4100 | jz label_dump_line_ok |
||
4101 | sub eax,[memory_start] |
||
4102 | mov [edx+28],eax |
||
4103 | label_dump_line_ok: |
||
4104 | mov eax,[edx+20] |
||
4105 | test eax,eax |
||
4106 | jz base_symbol_for_label_ok |
||
4107 | cmp eax,[symbols_stream] |
||
4108 | mov eax,[eax+4] |
||
4109 | jae base_symbol_for_label_ok |
||
4110 | xor eax,eax |
||
4111 | base_symbol_for_label_ok: |
||
4112 | mov [edx+20],eax |
||
4113 | add edx,LABEL_STRUCTURE_SIZE |
||
1053 | heavyiron | 4114 | jmp prepare_labels_dump |
992 | heavyiron | 4115 | labels_dump_ok: |
4116 | mov eax,edi |
||
4117 | sub eax,ebx |
||
4118 | mov [ebx-38h+14h],eax |
||
4119 | add eax,38h |
||
4120 | mov [ebx-38h+18h],eax |
||
4121 | mov ecx,[memory_end] |
||
4122 | sub ecx,[labels_list] |
||
4123 | mov [ebx-38h+1Ch],ecx |
||
4124 | add eax,ecx |
||
4125 | mov [ebx-38h+20h],eax |
||
4126 | mov ecx,[source_start] |
||
4127 | sub ecx,[memory_start] |
||
4128 | mov [ebx-38h+24h],ecx |
||
4129 | add eax,ecx |
||
4130 | mov [ebx-38h+28h],eax |
||
4131 | mov eax,[number_of_sections] |
||
4132 | shl eax,2 |
||
1054 | heavyiron | 4133 | mov [ebx-38h+34h],eax |
992 | heavyiron | 4134 | mov esi,[memory_start] |
4135 | prepare_preprocessed_source: |
||
4136 | cmp esi,[source_start] |
||
4137 | jae preprocessed_source_ok |
||
4138 | mov eax,[memory_start] |
||
4139 | mov edx,[input_file] |
||
4140 | cmp [esi],edx |
||
4141 | jne line_not_from_main_input |
||
4142 | mov [esi],eax |
||
4143 | line_not_from_main_input: |
||
4144 | sub [esi],eax |
||
4145 | test byte [esi+7],1 shl 7 |
||
4146 | jz prepare_next_preprocessed_line |
||
4147 | sub [esi+8],eax |
||
4148 | sub [esi+12],eax |
||
4149 | prepare_next_preprocessed_line: |
||
4150 | add esi,16 |
||
4151 | call skip_foreign_line |
||
4152 | jmp prepare_preprocessed_source |
||
4153 | preprocessed_source_ok: |
||
4154 | mov esi,[labels_list] |
||
4155 | mov ebp,edi |
||
4156 | make_lines_dump: |
||
4157 | cmp esi,[display_buffer] |
||
4158 | je lines_dump_ok |
||
4159 | mov eax,[esi-4] |
||
4160 | mov ecx,[esi-8] |
||
4161 | sub esi,8 |
||
4162 | sub esi,ecx |
||
4163 | cmp eax,1 |
||
4164 | jne make_lines_dump |
||
4165 | mov eax,[esi+4] |
||
4166 | sub eax,[code_start] |
||
4167 | add eax,[headers_size] |
||
4168 | cmp byte [esi+1Ah],0 |
||
4169 | je store_offset |
||
4170 | xor eax,eax |
||
4171 | store_offset: |
||
4172 | stos dword [edi] |
||
4173 | mov eax,[esi] |
||
4174 | sub eax,[memory_start] |
||
4175 | stos dword [edi] |
||
4176 | mov eax,[esi+4] |
||
4177 | xor edx,edx |
||
4178 | sub eax,[esi+8] |
||
4179 | sbb edx,[esi+8+4] |
||
4180 | stos dword [edi] |
||
4181 | mov eax,edx |
||
4182 | stos dword [edi] |
||
4183 | mov eax,[esi+10h] |
||
4184 | stos dword [edi] |
||
4185 | mov eax,[esi+14h] |
||
4186 | test eax,eax |
||
4187 | jz base_symbol_for_line_ok |
||
4188 | cmp eax,[symbols_stream] |
||
4189 | mov eax,[eax+4] |
||
4190 | jae base_symbol_for_line_ok |
||
4191 | xor eax,eax |
||
4192 | base_symbol_for_line_ok: |
||
4193 | stos dword [edi] |
||
4194 | mov eax,[esi+18h] |
||
4195 | and eax,001FFFFh |
||
4196 | stos dword [edi] |
||
4197 | jmp make_lines_dump |
||
4198 | lines_dump_ok: |
||
4199 | mov edx,edi |
||
4200 | mov eax,[current_offset] |
||
4201 | sub eax,[code_start] |
||
4202 | add eax,[headers_size] |
||
4203 | stos dword [edi] |
||
4204 | mov ecx,edi |
||
4205 | sub ecx,ebx |
||
4206 | sub ecx,[ebx-38h+14h] |
||
4207 | mov [ebx-38h+2Ch],ecx |
||
4208 | add ecx,[ebx-38h+28h] |
||
4209 | mov [ebx-38h+30h],ecx |
||
4210 | find_inexisting_offsets: |
||
4211 | sub edx,1Ch |
||
4212 | cmp edx,ebp |
||
4213 | jb write_symbols |
||
4214 | test byte [edx+1Ah],1 |
||
4215 | jnz find_inexisting_offsets |
||
4216 | cmp eax,[edx] |
||
4217 | jb correct_inexisting_offset |
||
4218 | mov eax,[edx] |
||
4219 | jmp find_inexisting_offsets |
||
4220 | correct_inexisting_offset: |
||
4221 | mov dword [edx],0 |
||
4222 | or byte [edx+1Ah],2 |
||
4223 | jmp find_inexisting_offsets |
||
4224 | write_symbols: |
||
4225 | mov edx,[symbols_file] |
||
4226 | call create |
||
4227 | jc write_failed |
||
4228 | mov edx,[code_start] |
||
4229 | mov ecx,[edx+14h] |
||
4230 | add ecx,38h |
||
4231 | call write |
||
4232 | mov edx,[display_buffer] |
||
4233 | mov ecx,[memory_end] |
||
4234 | sub ecx,[labels_list] |
||
4235 | call write |
||
4236 | mov edx,[memory_start] |
||
4237 | mov ecx,[source_start] |
||
4238 | sub ecx,edx |
||
4239 | call write |
||
4240 | mov edx,ebp |
||
4241 | mov ecx,edi |
||
4242 | sub ecx,edx |
||
4243 | call write |
||
4244 | mov edx,[free_additional_memory] |
||
4245 | mov ecx,[number_of_sections] |
||
4246 | shl ecx,2 |
||
4247 | call write |
||
4248 | call close |
||
4249 | ret |
||
4250 |