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Rev | Author | Line No. | Line |
---|---|---|---|
205 | heavyiron | 1 | |
31 | halyavin | 2 | ; Copyright (c) 1999-2007, Tomasz Grysztar. |
340 | 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: |
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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 |
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19 | mov eax,edi |
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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 | bt [format_flags],8 |
||
49 | jnc exe_extension |
||
50 | mov eax,'.dll' |
||
51 | jmp make_extension |
||
52 | sys_extension: |
||
31 | halyavin | 53 | mov eax,'.sys' |
157 | heavyiron | 54 | jmp make_extension |
55 | bin_extension: |
||
31 | halyavin | 56 | mov eax,'.bin' |
157 | heavyiron | 57 | bt [format_flags],0 |
58 | jnc make_extension |
||
59 | mov eax,'.com' |
||
60 | jmp make_extension |
||
61 | obj_extension: |
||
31 | halyavin | 62 | mov eax,'.obj' |
157 | heavyiron | 63 | jmp make_extension |
64 | o_extension: |
||
31 | halyavin | 65 | mov eax,'.o' |
157 | heavyiron | 66 | bt [format_flags],0 |
67 | jnc make_extension |
||
68 | no_extension: |
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31 | halyavin | 69 | xor eax,eax |
157 | heavyiron | 70 | jmp make_extension |
71 | exe_extension: |
||
31 | halyavin | 72 | mov eax,'.exe' |
157 | heavyiron | 73 | make_extension: |
31 | halyavin | 74 | xchg eax,[edi] |
157 | heavyiron | 75 | scas dword [edi] |
76 | mov byte [edi],0 |
||
77 | scas byte [edi] |
||
78 | mov esi,edi |
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79 | stos dword [edi] |
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80 | sub edi,9 |
||
81 | xor eax,eax |
||
82 | mov ebx,characters |
||
83 | adapt_case: |
||
31 | halyavin | 84 | mov al,[esi] |
157 | heavyiron | 85 | or al,al |
86 | jz adapt_next |
||
87 | xlat byte [ebx] |
||
88 | cmp al,[esi] |
||
89 | je adapt_ok |
||
90 | sub byte [edi],20h |
||
91 | adapt_ok: |
||
31 | halyavin | 92 | inc esi |
157 | heavyiron | 93 | adapt_next: |
31 | halyavin | 94 | inc edi |
157 | heavyiron | 95 | cmp byte [edi],0 |
96 | jne adapt_case |
||
97 | jmp extension_ok |
||
607 | heavyiron | 98 | extension_specified: |
99 | mov al,'.' |
||
100 | stos byte [edi] |
||
101 | mov esi,[file_extension] |
||
102 | copy_extension: |
||
103 | lods byte [esi] |
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104 | stos byte [edi] |
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105 | test al,al |
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106 | jnz copy_extension |
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107 | dec edi |
||
108 | extension_ok: |
||
109 | mov esi,edi |
||
157 | heavyiron | 110 | lea ecx,[esi+1] |
111 | sub ecx,[free_additional_memory] |
||
112 | mov edi,[structures_buffer] |
||
113 | dec edi |
||
114 | std |
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115 | rep movs byte [edi],[esi] |
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116 | cld |
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117 | inc edi |
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118 | mov [structures_buffer],edi |
||
119 | mov [output_file],edi |
||
120 | output_path_ok: |
||
31 | halyavin | 121 | cmp [symbols_file],0 |
992 | heavyiron | 122 | je labels_table_ok |
123 | mov ecx,[memory_end] |
||
124 | sub ecx,[labels_list] |
||
125 | mov edi,[display_buffer] |
||
126 | sub edi,8 |
||
127 | mov [edi],ecx |
||
128 | or dword [edi+4],-1 |
||
129 | sub edi,ecx |
||
130 | cmp edi,[esp] |
||
131 | jbe out_of_memory |
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132 | mov [display_buffer],edi |
||
133 | mov esi,[memory_end] |
||
134 | copy_labels: |
||
135 | sub esi,32 |
||
136 | cmp esi,[labels_list] |
||
137 | jb labels_table_ok |
||
138 | mov ecx,32 shr 2 |
||
139 | rep movs dword [edi],[esi] |
||
140 | sub esi,32 |
||
141 | jmp copy_labels |
||
142 | labels_table_ok: |
||
143 | mov edi,[current_offset] |
||
144 | cmp [output_format],4 |
||
157 | heavyiron | 145 | je coff_formatter |
146 | cmp [output_format],5 |
||
147 | jne common_formatter |
||
148 | bt [format_flags],0 |
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149 | jnc elf_formatter |
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150 | common_formatter: |
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31 | halyavin | 151 | mov eax,edi |
157 | heavyiron | 152 | sub eax,[code_start] |
153 | mov [real_code_size],eax |
||
154 | cmp edi,[undefined_data_end] |
||
155 | jne calculate_code_size |
||
156 | mov edi,[undefined_data_start] |
||
157 | calculate_code_size: |
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31 | halyavin | 158 | mov [current_offset],edi |
992 | heavyiron | 159 | sub edi,[code_start] |
157 | heavyiron | 160 | mov [code_size],edi |
161 | mov [written_size],0 |
||
162 | mov edx,[output_file] |
||
163 | call create |
||
164 | jc write_failed |
||
165 | cmp [output_format],3 |
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166 | jne stub_written |
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167 | mov edx,[code_start] |
||
168 | mov ecx,[stub_size] |
||
169 | sub edx,ecx |
||
170 | add [written_size],ecx |
||
171 | call write |
||
172 | stub_written: |
||
31 | halyavin | 173 | cmp [output_format],2 |
157 | heavyiron | 174 | jne write_output |
175 | call write_mz_header |
||
176 | write_output: |
||
31 | halyavin | 177 | call write_code |
157 | heavyiron | 178 | output_written: |
31 | halyavin | 179 | call close |
157 | heavyiron | 180 | cmp [symbols_file],0 |
992 | heavyiron | 181 | jne dump_symbols |
182 | ret |
||
157 | heavyiron | 183 | write_code: |
31 | halyavin | 184 | mov eax,[written_size] |
157 | heavyiron | 185 | mov [headers_size],eax |
186 | mov edx,[code_start] |
||
187 | mov ecx,[code_size] |
||
188 | add [written_size],ecx |
||
189 | lea eax,[edx+ecx] |
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992 | heavyiron | 190 | call write |
157 | heavyiron | 191 | jc write_failed |
192 | ret |
||
193 | format_directive: |
||
31 | halyavin | 194 | cmp edi,[code_start] |
157 | heavyiron | 195 | jne unexpected_instruction |
196 | cmp [virtual_data],0 |
||
197 | jne unexpected_instruction |
||
198 | cmp [output_format],0 |
||
199 | jne unexpected_instruction |
||
200 | lods byte [esi] |
||
201 | cmp al,17h |
||
202 | je format_prefix |
||
203 | cmp al,18h |
||
204 | jne invalid_argument |
||
205 | lods byte [esi] |
||
206 | select_format: |
||
31 | halyavin | 207 | mov dl,al |
157 | heavyiron | 208 | shr al,4 |
209 | mov [output_format],al |
||
210 | and edx,0Fh |
||
211 | or [format_flags],edx |
||
212 | cmp al,2 |
||
213 | je format_mz |
||
214 | cmp al,3 |
||
215 | je format_pe |
||
216 | cmp al,4 |
||
217 | je format_coff |
||
218 | cmp al,5 |
||
219 | je format_elf |
||
220 | format_defined: |
||
607 | heavyiron | 221 | cmp byte [esi],86h |
222 | jne instruction_assembled |
||
223 | cmp word [esi+1],'(' |
||
224 | jne invalid_argument |
||
225 | mov eax,[esi+3] |
||
226 | add esi,3+4 |
||
227 | mov [file_extension],esi |
||
228 | lea esi,[esi+eax+1] |
||
229 | jmp instruction_assembled |
||
157 | heavyiron | 230 | format_prefix: |
31 | halyavin | 231 | lods byte [esi] |
157 | heavyiron | 232 | mov ah,al |
233 | lods byte [esi] |
||
234 | cmp al,18h |
||
235 | jne invalid_argument |
||
236 | lods byte [esi] |
||
237 | mov edx,eax |
||
238 | shr dl,4 |
||
239 | shr dh,4 |
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240 | cmp dl,dh |
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241 | jne invalid_argument |
||
242 | or al,ah |
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243 | jmp select_format |
||
244 | entry_directive: |
||
31 | halyavin | 245 | bts [format_flags],10h |
157 | heavyiron | 246 | jc setting_already_specified |
247 | mov al,[output_format] |
||
248 | cmp al,2 |
||
249 | je mz_entry |
||
250 | cmp al,3 |
||
251 | je pe_entry |
||
252 | cmp al,5 |
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253 | jne illegal_instruction |
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254 | bt [format_flags],0 |
||
255 | jc elf_entry |
||
256 | jmp illegal_instruction |
||
257 | stack_directive: |
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31 | halyavin | 258 | bts [format_flags],11h |
157 | heavyiron | 259 | jc setting_already_specified |
260 | mov al,[output_format] |
||
261 | cmp al,2 |
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262 | je mz_stack |
||
263 | cmp al,3 |
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264 | je pe_stack |
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265 | jmp illegal_instruction |
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266 | heap_directive: |
||
31 | halyavin | 267 | bts [format_flags],12h |
157 | heavyiron | 268 | jc setting_already_specified |
269 | mov al,[output_format] |
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270 | cmp al,2 |
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271 | je mz_heap |
||
272 | cmp al,3 |
||
273 | je pe_heap |
||
274 | jmp illegal_instruction |
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275 | segment_directive: |
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109 | heavyiron | 276 | cmp [virtual_data],0 |
157 | heavyiron | 277 | jne illegal_instruction |
278 | mov al,[output_format] |
||
279 | cmp al,2 |
||
280 | je mz_segment |
||
281 | cmp al,5 |
||
282 | je elf_segment |
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283 | jmp illegal_instruction |
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284 | section_directive: |
||
31 | halyavin | 285 | cmp [virtual_data],0 |
157 | heavyiron | 286 | jne illegal_instruction |
287 | mov al,[output_format] |
||
288 | cmp al,3 |
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289 | je pe_section |
||
290 | cmp al,4 |
||
291 | je coff_section |
||
292 | cmp al,5 |
||
293 | je elf_section |
||
294 | jmp illegal_instruction |
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295 | public_directive: |
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31 | halyavin | 296 | mov al,[output_format] |
157 | heavyiron | 297 | cmp al,4 |
298 | je public_allowed |
||
299 | cmp al,5 |
||
300 | jne illegal_instruction |
||
301 | bt [format_flags],0 |
||
302 | jc illegal_instruction |
||
303 | public_allowed: |
||
31 | halyavin | 304 | mov [base_code],0C0h |
624 | heavyiron | 305 | lods byte [esi] |
157 | heavyiron | 306 | cmp al,2 |
307 | je public_label |
||
624 | heavyiron | 308 | cmp al,1Dh |
309 | jne invalid_argument |
||
157 | heavyiron | 310 | lods byte [esi] |
624 | heavyiron | 311 | and al,7 |
312 | add [base_code],al |
||
313 | lods byte [esi] |
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314 | cmp al,2 |
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315 | jne invalid_argument |
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316 | public_label: |
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317 | lods dword [esi] |
||
157 | heavyiron | 318 | cmp eax,0Fh |
319 | jb invalid_use_of_symbol |
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320 | je reserved_word_used_as_symbol |
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321 | mov dx,[current_pass] |
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322 | mov [eax+18],dx |
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323 | or byte [eax+8],8 |
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324 | inc esi |
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325 | mov ebx,[free_additional_memory] |
||
326 | lea edx,[ebx+10h] |
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327 | cmp edx,[structures_buffer] |
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328 | jae out_of_memory |
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329 | mov [free_additional_memory],edx |
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330 | mov [ebx+8],eax |
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331 | mov eax,[current_line] |
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332 | mov [ebx+0Ch],eax |
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333 | lods byte [esi] |
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334 | cmp al,86h |
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335 | jne invalid_argument |
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336 | lods word [esi] |
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337 | cmp ax,'(' |
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338 | jne invalid_argument |
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339 | mov [ebx+4],esi |
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340 | lods dword [esi] |
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341 | lea esi,[esi+eax+1] |
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342 | mov al,[base_code] |
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624 | heavyiron | 343 | mov [ebx],al |
344 | jmp instruction_assembled |
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157 | heavyiron | 345 | extrn_directive: |
31 | halyavin | 346 | mov al,[output_format] |
157 | heavyiron | 347 | cmp al,4 |
348 | je extrn_allowed |
||
349 | cmp al,5 |
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350 | jne illegal_instruction |
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351 | bt [format_flags],0 |
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352 | jc illegal_instruction |
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353 | extrn_allowed: |
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31 | halyavin | 354 | lods word [esi] |
157 | heavyiron | 355 | cmp ax,'(' |
356 | jne invalid_argument |
||
357 | mov ebx,esi |
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358 | lods dword [esi] |
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359 | lea esi,[esi+eax+1] |
||
360 | mov edx,[free_additional_memory] |
||
361 | lea eax,[edx+0Ch] |
||
362 | cmp eax,[structures_buffer] |
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363 | jae out_of_memory |
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364 | mov [free_additional_memory],eax |
||
365 | mov byte [edx],80h |
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624 | heavyiron | 366 | mov [edx+4],ebx |
157 | heavyiron | 367 | lods byte [esi] |
368 | cmp al,86h |
||
369 | jne invalid_argument |
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370 | lods byte [esi] |
||
371 | cmp al,2 |
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372 | jne invalid_argument |
||
373 | lods dword [esi] |
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374 | cmp eax,0Fh |
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375 | jb invalid_use_of_symbol |
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376 | je reserved_word_used_as_symbol |
||
377 | inc esi |
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378 | mov ebx,eax |
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379 | xor ah,ah |
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380 | lods byte [esi] |
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381 | cmp al,':' |
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382 | je get_extrn_size |
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383 | dec esi |
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384 | cmp al,11h |
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385 | jne extrn_size_ok |
||
386 | get_extrn_size: |
||
31 | halyavin | 387 | lods word [esi] |
157 | heavyiron | 388 | cmp al,11h |
389 | jne invalid_argument |
||
390 | extrn_size_ok: |
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31 | halyavin | 391 | mov [address_symbol],edx |
157 | heavyiron | 392 | movzx ecx,ah |
393 | mov [edx+8],ecx |
||
394 | xor eax,eax |
||
395 | xor edx,edx |
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396 | xor ebp,ebp |
||
397 | mov ch,2 |
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398 | test [format_flags],8 |
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399 | jz make_free_label |
||
400 | mov ch,4 |
||
401 | jmp make_free_label |
||
402 | mark_relocation: |
||
31 | halyavin | 403 | cmp [value_type],0 |
157 | heavyiron | 404 | je relocation_ok |
405 | cmp [virtual_data],0 |
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406 | jne relocation_ok |
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407 | cmp [output_format],2 |
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408 | je mark_mz_relocation |
||
409 | cmp [output_format],3 |
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410 | je mark_pe_relocation |
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411 | cmp [output_format],4 |
||
412 | je mark_coff_relocation |
||
413 | cmp [output_format],5 |
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414 | je mark_elf_relocation |
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415 | relocation_ok: |
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31 | halyavin | 416 | ret |
157 | heavyiron | 417 | close_pass: |
31 | halyavin | 418 | mov al,[output_format] |
157 | heavyiron | 419 | cmp al,3 |
420 | je close_pe |
||
421 | cmp al,4 |
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422 | je close_coff |
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423 | cmp al,5 |
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424 | je close_elf |
||
425 | ret |
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426 | |||
31 | halyavin | 427 | |
428 | mov edx,[additional_memory] |
||
157 | heavyiron | 429 | push edi |
430 | mov edi,edx |
||
431 | mov ecx,1Ch shr 2 |
||
432 | xor eax,eax |
||
433 | rep stos dword [edi] |
||
434 | mov [free_additional_memory],edi |
||
435 | pop edi |
||
436 | mov word [edx+0Ch],0FFFFh |
||
437 | mov word [edx+10h],1000h |
||
438 | mov [code_type],16 |
||
439 | jmp format_defined |
||
607 | heavyiron | 440 | mark_mz_relocation: |
31 | halyavin | 441 | push eax ebx |
157 | heavyiron | 442 | inc [number_of_relocations] |
443 | mov ebx,[free_additional_memory] |
||
444 | mov eax,edi |
||
445 | sub eax,[code_start] |
||
446 | mov [ebx],ax |
||
447 | shr eax,16 |
||
448 | shl ax,12 |
||
449 | mov [ebx+2],ax |
||
450 | cmp word [ebx],0FFFFh |
||
451 | jne mz_relocation_ok |
||
452 | inc word [ebx+2] |
||
453 | sub word [ebx],10h |
||
454 | mz_relocation_ok: |
||
31 | halyavin | 455 | add ebx,4 |
157 | heavyiron | 456 | cmp ebx,[structures_buffer] |
457 | jae out_of_memory |
||
458 | mov [free_additional_memory],ebx |
||
459 | pop ebx eax |
||
460 | ret |
||
461 | mz_segment: |
||
109 | heavyiron | 462 | lods byte [esi] |
157 | heavyiron | 463 | cmp al,2 |
464 | jne invalid_argument |
||
465 | lods dword [esi] |
||
466 | cmp eax,0Fh |
||
467 | jb invalid_use_of_symbol |
||
468 | je reserved_word_used_as_symbol |
||
469 | inc esi |
||
470 | mov ebx,eax |
||
471 | mov eax,edi |
||
472 | sub eax,[code_start] |
||
473 | mov ecx,0Fh |
||
474 | add eax,0Fh |
||
475 | and eax,1111b |
||
476 | sub ecx,eax |
||
477 | mov edx,edi |
||
478 | xor al,al |
||
479 | rep stos byte [edi] |
||
480 | mov dword [org_origin],edi |
||
481 | mov dword [org_origin+4],0 |
||
482 | mov [org_registers],0 |
||
483 | mov [org_start],edi |
||
484 | mov eax,edx |
||
485 | call undefined_data |
||
486 | mov eax,edi |
||
487 | sub eax,[code_start] |
||
488 | shr eax,4 |
||
489 | cmp eax,10000h |
||
490 | jae value_out_of_range |
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491 | mov edx,eax |
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492 | mov al,16 |
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493 | cmp byte [esi],13h |
||
494 | jne segment_type_ok |
||
495 | inc esi |
||
496 | lods byte [esi] |
||
497 | segment_type_ok: |
||
31 | halyavin | 498 | mov [code_type],al |
157 | heavyiron | 499 | mov eax,edx |
500 | mov cx,0100h |
||
501 | xor edx,edx |
||
502 | xor ebp,ebp |
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503 | mov [address_symbol],edx |
||
504 | jmp make_free_label |
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505 | mz_entry: |
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31 | halyavin | 506 | lods byte [esi] |
157 | heavyiron | 507 | cmp al,'(' |
508 | jne invalid_argument |
||
509 | call get_word_value |
||
510 | cmp [value_type],1 |
||
511 | je initial_cs_ok |
||
512 | cmp [error_line],0 |
||
513 | jne initial_cs_ok |
||
514 | mov eax,[current_line] |
||
515 | mov [error_line],eax |
||
516 | mov [error],invalid_address |
||
517 | initial_cs_ok: |
||
31 | halyavin | 518 | mov edx,[additional_memory] |
157 | heavyiron | 519 | mov [edx+16h],ax |
520 | lods byte [esi] |
||
521 | cmp al,':' |
||
522 | jne invalid_argument |
||
523 | lods byte [esi] |
||
524 | cmp al,'(' |
||
525 | jne invalid_argument |
||
526 | ja invalid_address |
||
527 | call get_word_value |
||
528 | cmp [value_type],0 |
||
529 | jne invalid_use_of_symbol |
||
530 | mov edx,[additional_memory] |
||
531 | mov [edx+14h],ax |
||
532 | jmp instruction_assembled |
||
533 | mz_stack: |
||
31 | halyavin | 534 | lods byte [esi] |
157 | heavyiron | 535 | cmp al,'(' |
536 | jne invalid_argument |
||
537 | call get_word_value |
||
538 | cmp byte [esi],':' |
||
539 | je stack_pointer |
||
540 | cmp ax,10h |
||
541 | jb invalid_value |
||
542 | cmp [value_type],0 |
||
543 | jne invalid_use_of_symbol |
||
544 | mov edx,[additional_memory] |
||
545 | mov [edx+10h],ax |
||
546 | jmp instruction_assembled |
||
547 | stack_pointer: |
||
31 | halyavin | 548 | cmp [value_type],1 |
157 | heavyiron | 549 | je initial_ss_ok |
550 | cmp [error_line],0 |
||
551 | jne initial_ss_ok |
||
552 | mov eax,[current_line] |
||
553 | mov [error_line],eax |
||
554 | mov [error],invalid_address |
||
555 | initial_ss_ok: |
||
31 | halyavin | 556 | mov edx,[additional_memory] |
157 | heavyiron | 557 | mov [edx+0Eh],ax |
558 | lods byte [esi] |
||
559 | cmp al,':' |
||
560 | jne invalid_argument |
||
561 | lods byte [esi] |
||
562 | cmp al,'(' |
||
563 | jne invalid_argument |
||
564 | call get_word_value |
||
565 | cmp [value_type],0 |
||
566 | jne invalid_use_of_symbol |
||
567 | mov edx,[additional_memory] |
||
568 | mov [edx+10h],ax |
||
569 | bts [format_flags],4 |
||
570 | jmp instruction_assembled |
||
571 | mz_heap: |
||
31 | halyavin | 572 | cmp [output_format],2 |
157 | heavyiron | 573 | jne illegal_instruction |
574 | lods byte [esi] |
||
575 | call get_size_operator |
||
576 | cmp ah,1 |
||
577 | je invalid_value |
||
578 | cmp ah,2 |
||
579 | ja invalid_value |
||
580 | cmp al,'(' |
||
581 | jne invalid_argument |
||
582 | call get_word_value |
||
583 | cmp [value_type],0 |
||
584 | jne invalid_use_of_symbol |
||
585 | mov edx,[additional_memory] |
||
586 | mov [edx+0Ch],ax |
||
587 | jmp instruction_assembled |
||
588 | write_mz_header: |
||
31 | halyavin | 589 | mov edx,[additional_memory] |
157 | heavyiron | 590 | bt [format_flags],4 |
591 | jc mz_stack_ok |
||
592 | mov eax,[real_code_size] |
||
593 | dec eax |
||
594 | shr eax,4 |
||
595 | inc eax |
||
596 | mov [edx+0Eh],ax |
||
597 | shl eax,4 |
||
598 | movzx ecx,word [edx+10h] |
||
599 | add eax,ecx |
||
600 | mov [real_code_size],eax |
||
601 | mz_stack_ok: |
||
31 | halyavin | 602 | mov edi,[free_additional_memory] |
157 | heavyiron | 603 | mov eax,[number_of_relocations] |
604 | shl eax,2 |
||
605 | add eax,1Ch |
||
606 | sub edi,eax |
||
607 | xchg edi,[free_additional_memory] |
||
608 | mov ecx,0Fh |
||
609 | add eax,0Fh |
||
610 | and eax,1111b |
||
611 | sub ecx,eax |
||
612 | xor al,al |
||
613 | rep stos byte [edi] |
||
614 | sub edi,[free_additional_memory] |
||
615 | mov ecx,edi |
||
616 | shr edi,4 |
||
617 | mov word [edx],'MZ' ; signature |
||
618 | mov [edx+8],di ; header size in paragraphs |
||
619 | mov eax,[number_of_relocations] |
||
620 | mov [edx+6],ax ; number of relocation entries |
||
621 | mov eax,[code_size] |
||
622 | add eax,ecx |
||
623 | mov esi,eax |
||
624 | shr esi,9 |
||
625 | and eax,1FFh |
||
626 | inc si |
||
627 | or ax,ax |
||
628 | jnz mz_size_ok |
||
629 | dec si |
||
630 | mz_size_ok: |
||
31 | halyavin | 631 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 632 | mov [edx+4],si ; number of pages |
633 | mov eax,[real_code_size] |
||
634 | dec eax |
||
635 | shr eax,4 |
||
636 | inc eax |
||
637 | mov esi,[code_size] |
||
638 | dec esi |
||
639 | shr esi,4 |
||
640 | inc esi |
||
641 | sub eax,esi |
||
642 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
643 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
644 | salc |
||
645 | mov ah,al |
||
646 | or [edx+0Ch],ax |
||
647 | mov word [edx+18h],1Ch ; offset of relocation table |
||
648 | add [written_size],ecx |
||
649 | call write |
||
650 | jc write_failed |
||
651 | ret |
||
652 | |||
31 | halyavin | 653 | |
654 | mov [stub_file],edx |
||
157 | heavyiron | 655 | or edx,edx |
656 | jnz stub_from_file |
||
657 | push esi |
||
658 | mov edx,edi |
||
659 | xor eax,eax |
||
660 | mov ecx,20h |
||
661 | rep stos dword [edi] |
||
662 | mov eax,40h+default_stub_end-default_stub |
||
663 | mov cx,100h+default_stub_end-default_stub |
||
664 | mov word [edx],'MZ' |
||
665 | mov word [edx+4],1 |
||
666 | mov word [edx+2],ax |
||
667 | mov word [edx+8],4 |
||
668 | mov word [edx+0Ah],10h |
||
669 | mov word [edx+0Ch],0FFFFh |
||
670 | mov word [edx+10h],cx |
||
671 | mov word [edx+3Ch],ax |
||
672 | mov word [edx+18h],40h |
||
673 | lea edi,[edx+40h] |
||
674 | mov esi,default_stub |
||
675 | mov ecx,default_stub_end-default_stub |
||
676 | rep movs byte [edi],[esi] |
||
677 | pop esi |
||
678 | jmp stub_ok |
||
679 | default_stub: |
||
31 | halyavin | 680 | use16 |
157 | heavyiron | 681 | push cs |
682 | pop ds |
||
683 | mov dx,stub_message-default_stub |
||
684 | mov ah,9 |
||
685 | int 21h |
||
686 | mov ax,4C01h |
||
687 | int 21h |
||
688 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 689 | rq 1 |
157 | heavyiron | 690 | default_stub_end: |
31 | halyavin | 691 | use32 |
157 | heavyiron | 692 | stub_from_file: |
31 | halyavin | 693 | push esi |
157 | heavyiron | 694 | mov esi,edx |
695 | call open_binary_file |
||
696 | mov edx,edi |
||
697 | mov ecx,1Ch |
||
698 | mov esi,edx |
||
699 | call read |
||
700 | jc binary_stub |
||
701 | cmp word [esi],'MZ' |
||
702 | jne binary_stub |
||
703 | add edi,1Ch |
||
704 | movzx ecx,word [esi+6] |
||
705 | add ecx,11b |
||
706 | and ecx,not 11b |
||
707 | add ecx,(40h-1Ch) shr 2 |
||
708 | lea eax,[edi+ecx*4] |
||
709 | cmp edi,[display_buffer] |
||
710 | jae out_of_memory |
||
711 | xor eax,eax |
||
712 | rep stos dword [edi] |
||
713 | mov edx,40h |
||
714 | xchg dx,[esi+18h] |
||
715 | xor al,al |
||
716 | call lseek |
||
717 | movzx ecx,word [esi+6] |
||
718 | shl ecx,2 |
||
719 | lea edx,[esi+40h] |
||
720 | call read |
||
721 | mov edx,edi |
||
722 | sub edx,esi |
||
723 | shr edx,4 |
||
724 | xchg dx,[esi+8] |
||
725 | shl edx,4 |
||
726 | xor al,al |
||
727 | call lseek |
||
728 | movzx ecx,word [esi+4] |
||
729 | dec ecx |
||
730 | shl ecx,9 |
||
731 | movzx edx,word [esi+2] |
||
732 | test edx,edx |
||
872 | heavyiron | 733 | jnz stub_header_size_ok |
734 | mov dx,200h |
||
735 | stub_header_size_ok: |
||
736 | add ecx,edx |
||
157 | heavyiron | 737 | mov edx,edi |
738 | sub ecx,eax |
||
739 | je read_stub_code |
||
740 | jb stub_code_ok |
||
741 | push ecx |
||
742 | dec ecx |
||
743 | shr ecx,3 |
||
744 | inc ecx |
||
745 | shl ecx,1 |
||
746 | lea eax,[edi+ecx*4] |
||
747 | cmp eax,[display_buffer] |
||
748 | jae out_of_memory |
||
749 | xor eax,eax |
||
750 | rep stos dword [edi] |
||
751 | pop ecx |
||
752 | read_stub_code: |
||
31 | halyavin | 753 | call read |
157 | heavyiron | 754 | stub_code_ok: |
31 | halyavin | 755 | call close |
157 | heavyiron | 756 | mov edx,edi |
757 | sub edx,esi |
||
758 | mov ax,dx |
||
759 | and ax,1FFh |
||
760 | mov [esi+2],ax |
||
761 | dec edx |
||
762 | shr edx,9 |
||
763 | inc edx |
||
764 | mov [esi+4],dx |
||
765 | mov eax,edi |
||
766 | sub eax,esi |
||
767 | mov [esi+3Ch],eax |
||
768 | pop esi |
||
769 | stub_ok: |
||
31 | halyavin | 770 | ret |
157 | heavyiron | 771 | binary_stub: |
31 | halyavin | 772 | mov esi,edi |
157 | heavyiron | 773 | mov ecx,40h shr 2 |
774 | xor eax,eax |
||
775 | rep stos dword [edi] |
||
776 | mov al,2 |
||
777 | xor edx,edx |
||
778 | call lseek |
||
779 | push eax |
||
780 | xor al,al |
||
781 | xor edx,edx |
||
782 | call lseek |
||
783 | mov ecx,[esp] |
||
784 | add ecx,40h+111b |
||
785 | and ecx,not 111b |
||
786 | mov ax,cx |
||
787 | and ax,1FFh |
||
788 | mov [esi+2],ax |
||
789 | lea eax,[ecx+1FFh] |
||
790 | shr eax,9 |
||
791 | mov [esi+4],ax |
||
792 | mov [esi+3Ch],ecx |
||
793 | sub ecx,40h |
||
794 | mov eax,10000h |
||
795 | sub eax,ecx |
||
796 | jbe binary_heap_ok |
||
797 | shr eax,4 |
||
798 | mov [esi+0Ah],ax |
||
799 | binary_heap_ok: |
||
31 | halyavin | 800 | mov word [esi],'MZ' |
157 | heavyiron | 801 | mov word [esi+8],4 |
802 | mov ax,0FFFFh |
||
803 | mov [esi+0Ch],ax |
||
804 | dec ax |
||
805 | mov [esi+10h],ax |
||
806 | sub ax,0Eh |
||
807 | mov [esi+0Eh],ax |
||
808 | mov [esi+16h],ax |
||
809 | mov word [esi+14h],100h |
||
810 | mov word [esi+18h],40h |
||
811 | mov eax,[display_buffer] |
||
812 | sub eax,ecx |
||
813 | cmp edi,eax |
||
814 | jae out_of_memory |
||
815 | mov edx,edi |
||
816 | shr ecx,2 |
||
817 | xor eax,eax |
||
818 | rep stos dword [edi] |
||
819 | pop ecx |
||
820 | call read |
||
821 | call close |
||
822 | pop esi |
||
823 | ret |
||
824 | |||
31 | halyavin | 825 | |
826 | xor edx,edx |
||
157 | heavyiron | 827 | mov [machine],14Ch |
828 | mov [subsystem],3 |
||
829 | mov [subsystem_version],3 + 10 shl 16 |
||
830 | mov [image_base],400000h |
||
831 | test [format_flags],8 |
||
832 | jz pe_settings |
||
833 | mov [machine],8664h |
||
834 | mov [subsystem_version],5 + 0 shl 16 |
||
835 | mov [image_base_high],0 |
||
836 | pe_settings: |
||
31 | halyavin | 837 | cmp byte [esi],84h |
157 | heavyiron | 838 | je get_stub_name |
839 | cmp byte [esi],80h |
||
840 | je get_pe_base |
||
841 | cmp byte [esi],1Bh |
||
842 | jne pe_settings_ok |
||
843 | lods byte [esi] |
||
844 | lods byte [esi] |
||
845 | test al,80h+40h |
||
846 | jz subsystem_setting |
||
847 | cmp al,80h |
||
848 | je dll_flag |
||
849 | cmp al,81h |
||
850 | je wdm_flag |
||
851 | jmp pe_settings |
||
852 | dll_flag: |
||
31 | halyavin | 853 | bts [format_flags],8 |
157 | heavyiron | 854 | jc setting_already_specified |
855 | jmp pe_settings |
||
856 | wdm_flag: |
||
31 | halyavin | 857 | bts [format_flags],9 |
157 | heavyiron | 858 | jc setting_already_specified |
859 | jmp pe_settings |
||
860 | subsystem_setting: |
||
31 | halyavin | 861 | bts [format_flags],7 |
157 | heavyiron | 862 | jc setting_already_specified |
863 | and ax,3Fh |
||
864 | mov [subsystem],ax |
||
865 | cmp ax,10 |
||
992 | heavyiron | 866 | jb subsystem_type_ok |
867 | or [format_flags],8 |
||
868 | subsystem_type_ok: |
||
869 | cmp byte [esi],'(' |
||
157 | heavyiron | 870 | jne pe_settings |
871 | inc esi |
||
872 | cmp byte [esi],'.' |
||
873 | jne invalid_value |
||
874 | inc esi |
||
875 | push edx |
||
876 | cmp byte [esi+11],0 |
||
877 | jne invalid_value |
||
878 | cmp byte [esi+10],2 |
||
879 | ja invalid_value |
||
880 | mov dx,[esi+8] |
||
881 | cmp dx,8000h |
||
882 | je zero_version |
||
883 | mov eax,[esi+4] |
||
884 | cmp dx,7 |
||
885 | jg invalid_value |
||
886 | mov cx,7 |
||
887 | sub cx,dx |
||
888 | mov eax,[esi+4] |
||
889 | shr eax,cl |
||
890 | mov ebx,eax |
||
891 | shr ebx,24 |
||
892 | cmp bl,100 |
||
893 | jae invalid_value |
||
894 | and eax,0FFFFFFh |
||
895 | mov ecx,100 |
||
896 | mul ecx |
||
897 | shrd eax,edx,24 |
||
898 | jnc version_value_ok |
||
899 | inc eax |
||
900 | version_value_ok: |
||
31 | halyavin | 901 | shl eax,16 |
157 | heavyiron | 902 | mov ax,bx |
903 | jmp subsystem_version_ok |
||
904 | zero_version: |
||
31 | halyavin | 905 | xor eax,eax |
157 | heavyiron | 906 | subsystem_version_ok: |
31 | halyavin | 907 | pop edx |
157 | heavyiron | 908 | add esi,13 |
909 | mov [subsystem_version],eax |
||
910 | jmp pe_settings |
||
911 | get_pe_base: |
||
31 | halyavin | 912 | bts [format_flags],10 |
157 | heavyiron | 913 | jc setting_already_specified |
914 | lods word [esi] |
||
915 | cmp ah,'(' |
||
916 | jne invalid_argument |
||
917 | cmp byte [esi],'.' |
||
918 | je invalid_value |
||
919 | push edx edi |
||
920 | add edi,[stub_size] |
||
921 | test [format_flags],8 |
||
922 | jnz get_peplus_base |
||
992 | heavyiron | 923 | call get_dword_value |
157 | heavyiron | 924 | mov [image_base],eax |
925 | jmp pe_base_ok |
||
926 | get_peplus_base: |
||
992 | heavyiron | 927 | call get_qword_value |
157 | heavyiron | 928 | mov [image_base],eax |
929 | mov [image_base_high],edx |
||
930 | pe_base_ok: |
||
31 | halyavin | 931 | pop edi edx |
157 | heavyiron | 932 | cmp [value_type],0 |
933 | jne invalid_use_of_symbol |
||
934 | cmp byte [esi],84h |
||
935 | jne pe_settings_ok |
||
936 | get_stub_name: |
||
31 | halyavin | 937 | lods byte [esi] |
157 | heavyiron | 938 | lods word [esi] |
939 | cmp ax,'(' |
||
940 | jne invalid_argument |
||
941 | lods dword [esi] |
||
942 | mov edx,esi |
||
943 | add esi,eax |
||
944 | inc esi |
||
945 | pe_settings_ok: |
||
31 | halyavin | 946 | mov ebp,[stub_size] |
157 | heavyiron | 947 | or ebp,ebp |
948 | jz make_pe_stub |
||
949 | cmp edx,[stub_file] |
||
950 | je pe_stub_ok |
||
951 | sub edi,[stub_size] |
||
952 | mov [code_start],edi |
||
953 | make_pe_stub: |
||
31 | halyavin | 954 | call make_stub |
157 | heavyiron | 955 | mov eax,edi |
956 | sub eax,[code_start] |
||
957 | mov [stub_size],eax |
||
958 | mov [code_start],edi |
||
959 | mov ebp,eax |
||
960 | pe_stub_ok: |
||
31 | halyavin | 961 | mov edx,edi |
157 | heavyiron | 962 | mov ecx,18h+0E0h |
963 | test [format_flags],8 |
||
964 | jz zero_pe_header |
||
965 | add ecx,10h |
||
966 | zero_pe_header: |
||
31 | halyavin | 967 | add ebp,ecx |
157 | heavyiron | 968 | shr ecx,2 |
969 | xor eax,eax |
||
970 | rep stos dword [edi] |
||
971 | mov word [edx],'PE' ; signature |
||
972 | mov ax,[machine] |
||
973 | mov word [edx+4],ax |
||
974 | mov dword [edx+38h],1000h ; section alignment |
||
975 | mov dword [edx+3Ch],200h ; file alignment |
||
976 | mov word [edx+40h],1 ; OS version |
||
977 | mov eax,[subsystem_version] |
||
978 | mov [edx+48h],eax |
||
979 | mov ax,[subsystem] |
||
980 | mov [edx+5Ch],ax |
||
981 | cmp ax,1 |
||
982 | jne pe_alignment_ok |
||
983 | mov eax,20h |
||
984 | mov dword [edx+38h],eax |
||
985 | mov dword [edx+3Ch],eax |
||
986 | pe_alignment_ok: |
||
31 | halyavin | 987 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 988 | test [format_flags],8 |
989 | jnz init_peplus_specific |
||
992 | heavyiron | 990 | mov dword [edx+14h],0E0h ; size of optional header |
157 | heavyiron | 991 | mov dword [edx+16h],10B010Eh; flags and magic value |
992 | mov eax,[image_base] |
||
993 | mov dword [edx+34h],eax |
||
994 | mov dword [edx+60h],1000h ; stack reserve |
||
995 | mov dword [edx+64h],1000h ; stack commit |
||
996 | mov dword [edx+68h],10000h ; heap reserve |
||
997 | mov dword [edx+6Ch],0 ; heap commit |
||
998 | mov dword [edx+74h],16 ; number of directories |
||
999 | jmp pe_header_ok |
||
1000 | init_peplus_specific: |
||
992 | heavyiron | 1001 | mov dword [edx+14h],0F0h ; size of optional header |
157 | heavyiron | 1002 | mov dword [edx+16h],20B002Eh; flags and magic value |
1003 | mov eax,[image_base] |
||
1004 | mov dword [edx+30h],eax |
||
1005 | mov eax,[image_base_high] |
||
1006 | mov dword [edx+34h],eax |
||
1007 | mov dword [edx+60h],1000h ; stack reserve |
||
1008 | mov dword [edx+68h],1000h ; stack commit |
||
1009 | mov dword [edx+70h],10000h ; heap reserve |
||
1010 | mov dword [edx+78h],0 ; heap commit |
||
1011 | mov dword [edx+84h],16 ; number of directories |
||
1012 | pe_header_ok: |
||
31 | halyavin | 1013 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 1014 | imul ebx,[number_of_sections],28h |
1015 | or ebx,ebx |
||
1016 | jnz reserve_space_for_section_headers |
||
1017 | mov ebx,28h |
||
1018 | reserve_space_for_section_headers: |
||
31 | halyavin | 1019 | add ebx,ebp |
157 | heavyiron | 1020 | dec ebx |
1021 | shr ebx,cl |
||
1022 | inc ebx |
||
1023 | shl ebx,cl |
||
1024 | sub ebx,ebp |
||
1025 | mov ecx,ebx |
||
1026 | mov eax,[display_buffer] |
||
1027 | sub eax,ecx |
||
1028 | cmp edi,eax |
||
1029 | jae out_of_memory |
||
1030 | shr ecx,2 |
||
1031 | xor eax,eax |
||
1032 | rep stos dword [edi] |
||
1033 | mov eax,edi |
||
1034 | sub eax,[code_start] |
||
1035 | add eax,[stub_size] |
||
1036 | mov [edx+54h],eax ; size of headers |
||
1037 | mov ecx,[edx+38h] |
||
1038 | dec ecx |
||
1039 | add eax,ecx |
||
1040 | not ecx |
||
1041 | and eax,ecx |
||
1042 | bt [format_flags],8 |
||
1043 | jc pe_entry_init_ok |
||
1044 | mov [edx+28h],eax ; entry point rva |
||
1045 | pe_entry_init_ok: |
||
31 | halyavin | 1046 | mov [number_of_sections],0 |
157 | heavyiron | 1047 | movzx ebx,word [edx+14h] |
1048 | lea ebx,[edx+18h+ebx] |
||
1049 | mov [current_section],ebx |
||
1050 | mov dword [ebx],'.fla' |
||
1051 | mov dword [ebx+4],'t' |
||
1052 | mov [ebx+14h],edi |
||
1053 | mov [ebx+0Ch],eax |
||
1054 | mov dword [ebx+24h],0E0000060h |
||
1055 | xor ecx,ecx |
||
1056 | not eax |
||
1057 | not ecx |
||
1058 | add eax,1 |
||
1059 | adc ecx,0 |
||
1060 | add eax,edi |
||
1061 | adc ecx,0 |
||
1062 | test [format_flags],8 |
||
1063 | jnz peplus_org |
||
992 | heavyiron | 1064 | sub eax,[edx+34h] |
157 | heavyiron | 1065 | sbb ecx,0 |
1066 | mov bl,2 |
||
1067 | mov [code_type],32 |
||
1068 | jmp pe_org_ok |
||
1069 | peplus_org: |
||
992 | heavyiron | 1070 | sub eax,[edx+30h] |
157 | heavyiron | 1071 | sbb ecx,[edx+34h] |
1072 | mov bl,4 |
||
1073 | mov [code_type],64 |
||
1074 | pe_org_ok: |
||
31 | halyavin | 1075 | bt [resolver_flags],0 |
157 | heavyiron | 1076 | jc pe_labels_type_ok |
1077 | xor bl,bl |
||
1078 | pe_labels_type_ok: |
||
109 | heavyiron | 1079 | mov [labels_type],bl |
157 | heavyiron | 1080 | mov dword [org_origin],eax |
1081 | mov dword [org_origin+4],ecx |
||
1082 | mov [org_registers],0 |
||
1083 | mov [org_start],edi |
||
1084 | bt [format_flags],8 |
||
1085 | jnc dll_flag_ok |
||
1086 | or dword [edx+16h],2000h |
||
1087 | dll_flag_ok: |
||
31 | halyavin | 1088 | bt [format_flags],9 |
157 | heavyiron | 1089 | jnc wdm_flag_ok |
1090 | or word [edx+5Eh],2000h |
||
1091 | wdm_flag_ok: |
||
31 | halyavin | 1092 | jmp format_defined |
607 | heavyiron | 1093 | pe_section: |
31 | halyavin | 1094 | call close_pe_section |
157 | heavyiron | 1095 | bts [format_flags],5 |
1096 | lea ecx,[ebx+28h] |
||
1097 | add edx,[edx+54h] |
||
1098 | sub edx,[stub_size] |
||
1099 | cmp ecx,edx |
||
1100 | jbe new_section |
||
1101 | lea ebx,[edx-28h] |
||
1102 | or [next_pass_needed],-1 |
||
1103 | push edi |
||
1104 | mov edi,ebx |
||
1105 | mov ecx,28h shr 4 |
||
1106 | xor eax,eax |
||
1107 | rep stos dword [edi] |
||
1108 | pop edi |
||
1109 | new_section: |
||
31 | halyavin | 1110 | mov [ebx+0Ch],eax |
157 | heavyiron | 1111 | lods word [esi] |
1112 | cmp ax,'(' |
||
1113 | jne invalid_argument |
||
1114 | lea edx,[esi+4] |
||
1115 | mov ecx,[esi] |
||
1116 | lea esi,[esi+4+ecx+1] |
||
1117 | cmp ecx,8 |
||
1118 | ja name_too_long |
||
1119 | xor eax,eax |
||
1120 | mov [ebx],eax |
||
1121 | mov [ebx+4],eax |
||
1122 | push esi edi |
||
1123 | mov edi,ebx |
||
1124 | mov esi,edx |
||
1125 | rep movs byte [edi],[esi] |
||
1126 | pop edi esi |
||
1127 | mov dword [ebx+24h],0 |
||
1128 | mov [ebx+14h],edi |
||
1129 | mov edx,[code_start] |
||
1130 | mov eax,edi |
||
1131 | xor ecx,ecx |
||
1132 | sub eax,[ebx+0Ch] |
||
1133 | sbb ecx,0 |
||
1134 | test [format_flags],8 |
||
1135 | jnz peplus_section_org |
||
992 | heavyiron | 1136 | sub eax,[edx+34h] |
157 | heavyiron | 1137 | sbb ecx,0 |
1138 | mov [labels_type],2 |
||
1139 | mov [code_type],32 |
||
1140 | bt [resolver_flags],0 |
||
1141 | jc pe_section_org_ok |
||
1142 | mov [labels_type],0 |
||
1143 | jmp pe_section_org_ok |
||
1144 | peplus_section_org: |
||
992 | heavyiron | 1145 | sub eax,[edx+30h] |
157 | heavyiron | 1146 | sbb ecx,[edx+34h] |
1147 | mov [labels_type],4 |
||
1148 | mov [code_type],64 |
||
1149 | bt [resolver_flags],0 |
||
1150 | jc pe_section_org_ok |
||
1151 | mov [labels_type],0 |
||
1152 | pe_section_org_ok: |
||
31 | halyavin | 1153 | mov dword [org_origin],eax |
157 | heavyiron | 1154 | mov dword [org_origin+4],ecx |
1155 | mov [org_registers],0 |
||
1156 | mov [org_start],edi |
||
1157 | get_section_flags: |
||
31 | halyavin | 1158 | lods byte [esi] |
157 | heavyiron | 1159 | cmp al,1Ah |
1160 | je set_directory |
||
1161 | cmp al,19h |
||
1162 | je section_flag |
||
1163 | dec esi |
||
1164 | jmp instruction_assembled |
||
1165 | set_directory: |
||
31 | halyavin | 1166 | movzx eax,byte [esi] |
157 | heavyiron | 1167 | inc esi |
1168 | mov ecx,ebx |
||
1169 | test [format_flags],8 |
||
1170 | jnz peplus_directory |
||
992 | heavyiron | 1171 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1172 | mov dword [edx+78h+eax*8+4],-1 |
1173 | jmp pe_directory_set |
||
1174 | peplus_directory: |
||
992 | heavyiron | 1175 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1176 | mov dword [edx+88h+eax*8+4],-1 |
1177 | pe_directory_set: |
||
31 | halyavin | 1178 | or ecx,ecx |
157 | heavyiron | 1179 | jnz data_already_defined |
1180 | push ebx edx |
||
1181 | call generate_pe_data |
||
1182 | pop edx ebx |
||
1183 | jmp get_section_flags |
||
1184 | section_flag: |
||
31 | halyavin | 1185 | lods byte [esi] |
157 | heavyiron | 1186 | cmp al,9 |
1187 | je invalid_argument |
||
1188 | cmp al,11 |
||
1189 | je invalid_argument |
||
1190 | mov cl,al |
||
1191 | mov eax,1 |
||
1192 | shl eax,cl |
||
1193 | test dword [ebx+24h],eax |
||
1194 | jnz setting_already_specified |
||
1195 | or dword [ebx+24h],eax |
||
1196 | jmp get_section_flags |
||
1197 | close_pe_section: |
||
31 | halyavin | 1198 | mov ebx,[current_section] |
157 | heavyiron | 1199 | mov edx,[code_start] |
1200 | mov eax,edi |
||
1201 | sub eax,[ebx+14h] |
||
1202 | jnz finish_section |
||
1203 | bt [format_flags],5 |
||
1204 | jc finish_section |
||
1205 | mov eax,[ebx+0Ch] |
||
1206 | ret |
||
1207 | finish_section: |
||
31 | halyavin | 1208 | mov [ebx+8],eax |
157 | heavyiron | 1209 | cmp edi,[undefined_data_end] |
1210 | jne align_section |
||
1211 | cmp dword [edx+38h],1000h |
||
1212 | jb align_section |
||
1213 | mov edi,[undefined_data_start] |
||
1214 | align_section: |
||
31 | halyavin | 1215 | mov [undefined_data_end],0 |
157 | heavyiron | 1216 | mov ebp,edi |
1217 | sub ebp,[ebx+14h] |
||
1218 | mov ecx,[edx+3Ch] |
||
1219 | dec ecx |
||
1220 | lea eax,[ebp+ecx] |
||
1221 | not ecx |
||
1222 | and eax,ecx |
||
1223 | mov [ebx+10h],eax |
||
1224 | sub eax,ebp |
||
1225 | mov ecx,eax |
||
1226 | xor al,al |
||
1227 | rep stos byte [edi] |
||
1228 | mov eax,[code_start] |
||
1229 | sub eax,[stub_size] |
||
1230 | sub [ebx+14h],eax |
||
1231 | |||
992 | heavyiron | 1232 | |
1233 | test byte [ebx+24h],20h |
||
1234 | jz pe_code_sum_ok |
||
1235 | add [edx+1Ch],ecx |
||
1236 | cmp dword [edx+2Ch],0 |
||
1237 | jne pe_code_sum_ok |
||
1238 | mov eax,[ebx+0Ch] |
||
1239 | mov [edx+2Ch],eax |
||
1240 | pe_code_sum_ok: |
||
1241 | test byte [ebx+24h],40h |
||
1242 | jz pe_data_sum_ok |
||
1243 | add [edx+20h],ecx |
||
1244 | test [format_flags],8 |
||
1245 | jnz pe_data_sum_ok |
||
1246 | cmp dword [edx+30h],0 |
||
1247 | jne pe_data_sum_ok |
||
1248 | mov eax,[ebx+0Ch] |
||
1249 | mov [edx+30h],eax |
||
1250 | pe_data_sum_ok: |
||
1251 | |||
1252 | |||
157 | heavyiron | 1253 | or eax,eax |
1254 | jz udata_ok |
||
1255 | cmp dword [ebx+10h],0 |
||
1256 | jne udata_ok |
||
1257 | or byte [ebx+24h],80h |
||
1258 | add [edx+24h],ecx |
||
992 | heavyiron | 1259 | udata_ok: |
31 | halyavin | 1260 | |
992 | heavyiron | 1261 | |
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 | mov [number_of_sections],0 |
||
2259 | mov dword [org_origin],edi |
||
2260 | mov dword [org_origin+4],0 |
||
2261 | mov [org_registers],0 |
||
2262 | mov [org_start],edi |
||
2263 | mov [org_symbol],ebx |
||
2264 | mov [labels_type],2 |
||
2265 | mov [code_type],32 |
||
2266 | test [format_flags],8 |
||
2267 | jz format_defined |
||
607 | heavyiron | 2268 | mov [labels_type],4 |
157 | heavyiron | 2269 | mov [code_type],64 |
2270 | jmp format_defined |
||
607 | heavyiron | 2271 | coff_section: |
31 | halyavin | 2272 | call close_coff_section |
157 | heavyiron | 2273 | mov ebx,[free_additional_memory] |
2274 | lea eax,[ebx+20h] |
||
2275 | cmp eax,[structures_buffer] |
||
2276 | jae out_of_memory |
||
2277 | mov [free_additional_memory],eax |
||
2278 | mov [current_section],ebx |
||
2279 | inc [number_of_sections] |
||
2280 | xor eax,eax |
||
2281 | mov [ebx],al |
||
2282 | mov [ebx+8],edi |
||
2283 | mov dword [org_origin],edi |
||
2284 | mov dword [org_origin+4],0 |
||
2285 | mov [org_registers],0 |
||
2286 | mov [org_start],edi |
||
2287 | mov [org_symbol],ebx |
||
2288 | mov [labels_type],2 |
||
2289 | test [format_flags],8 |
||
2290 | jz coff_labels_type_ok |
||
2291 | mov [labels_type],4 |
||
2292 | coff_labels_type_ok: |
||
31 | halyavin | 2293 | mov [ebx+10h],eax |
157 | heavyiron | 2294 | mov [ebx+14h],eax |
2295 | lods word [esi] |
||
2296 | cmp ax,'(' |
||
2297 | jne invalid_argument |
||
2298 | mov [ebx+4],esi |
||
2299 | mov ecx,[esi] |
||
2300 | lea esi,[esi+4+ecx+1] |
||
2301 | cmp ecx,8 |
||
2302 | ja name_too_long |
||
2303 | coff_section_flags: |
||
31 | halyavin | 2304 | cmp byte [esi],1Ch |
157 | heavyiron | 2305 | je coff_section_alignment |
2306 | cmp byte [esi],19h |
||
2307 | jne coff_section_settings_ok |
||
2308 | inc esi |
||
2309 | lods byte [esi] |
||
2310 | bt [format_flags],0 |
||
2311 | jc coff_section_flag_ok |
||
2312 | cmp al,7 |
||
2313 | ja invalid_argument |
||
2314 | coff_section_flag_ok: |
||
31 | halyavin | 2315 | mov cl,al |
157 | heavyiron | 2316 | mov eax,1 |
2317 | shl eax,cl |
||
2318 | test dword [ebx+14h],eax |
||
2319 | jnz setting_already_specified |
||
2320 | or dword [ebx+14h],eax |
||
2321 | jmp coff_section_flags |
||
2322 | coff_section_alignment: |
||
31 | halyavin | 2323 | bt [format_flags],0 |
157 | heavyiron | 2324 | jnc invalid_argument |
2325 | inc esi |
||
2326 | lods byte [esi] |
||
2327 | or al,al |
||
2328 | jnz invalid_argument |
||
2329 | lods byte [esi] |
||
2330 | cmp al,'(' |
||
2331 | jne invalid_argument |
||
2332 | cmp byte [esi],'.' |
||
2333 | je invalid_value |
||
2334 | push ebx |
||
2335 | call get_dword_value |
||
2336 | pop ebx |
||
2337 | cmp [value_type],0 |
||
2338 | jne invalid_use_of_symbol |
||
2339 | mov edx,eax |
||
2340 | dec edx |
||
2341 | test eax,edx |
||
2342 | jnz invalid_value |
||
2343 | or eax,eax |
||
2344 | jz invalid_value |
||
2345 | cmp eax,2000h |
||
2346 | ja invalid_value |
||
2347 | bsf edx,eax |
||
2348 | inc edx |
||
2349 | shl edx,20 |
||
2350 | or [ebx+14h],edx |
||
2351 | xchg [ebx+10h],eax |
||
2352 | or eax,eax |
||
2353 | jnz setting_already_specified |
||
2354 | jmp coff_section_flags |
||
2355 | coff_section_settings_ok: |
||
31 | halyavin | 2356 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2357 | jne instruction_assembled |
2358 | mov dword [ebx+10h],4 |
||
2359 | bt [format_flags],0 |
||
2360 | jnc instruction_assembled |
||
2361 | or dword [ebx+14h],300000h |
||
2362 | jmp instruction_assembled |
||
2363 | close_coff_section: |
||
31 | halyavin | 2364 | mov ebx,[current_section] |
157 | heavyiron | 2365 | mov eax,edi |
2366 | mov edx,[ebx+8] |
||
2367 | sub eax,edx |
||
2368 | mov [ebx+0Ch],eax |
||
2369 | xor eax,eax |
||
2370 | xchg [undefined_data_end],eax |
||
2371 | cmp eax,edi |
||
2372 | jne coff_section_ok |
||
2373 | cmp edx,[undefined_data_start] |
||
2374 | jne coff_section_ok |
||
2375 | mov edi,edx |
||
2376 | or byte [ebx+14h],80h |
||
2377 | coff_section_ok: |
||
31 | halyavin | 2378 | ret |
157 | heavyiron | 2379 | mark_coff_relocation: |
31 | halyavin | 2380 | cmp [value_type],3 |
157 | heavyiron | 2381 | je coff_relocation_relative |
2382 | push ebx eax |
||
2383 | test [format_flags],8 |
||
2384 | jnz coff_64bit_relocation |
||
2385 | mov al,6 |
||
2386 | cmp [value_type],5 |
||
992 | heavyiron | 2387 | jne coff_relocation |
2388 | inc al |
||
2389 | jmp coff_relocation |
||
157 | heavyiron | 2390 | coff_64bit_relocation: |
31 | halyavin | 2391 | mov al,1 |
157 | heavyiron | 2392 | cmp [value_type],4 |
2393 | je coff_relocation |
||
2394 | mov al,2 |
||
2395 | cmp [value_type],5 |
||
992 | heavyiron | 2396 | jne coff_relocation |
2397 | inc al |
||
2398 | jmp coff_relocation |
||
157 | heavyiron | 2399 | coff_relocation_relative: |
31 | halyavin | 2400 | push ebx |
157 | heavyiron | 2401 | bt [format_flags],0 |
2402 | jnc relative_ok |
||
2403 | mov ebx,[current_section] |
||
2404 | mov ebx,[ebx+8] |
||
2405 | sub ebx,edi |
||
2406 | sub eax,ebx |
||
2407 | add eax,4 |
||
2408 | relative_ok: |
||
31 | halyavin | 2409 | push eax |
157 | heavyiron | 2410 | mov al,20 |
2411 | test [format_flags],8 |
||
2412 | jnz relative_coff_64bit_relocation |
||
2413 | cmp [labels_type],2 |
||
2414 | jne invalid_use_of_symbol |
||
2415 | jmp coff_relocation |
||
2416 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2417 | mov al,4 |
157 | heavyiron | 2418 | cmp [labels_type],4 |
2419 | jne invalid_use_of_symbol |
||
2420 | coff_relocation: |
||
31 | halyavin | 2421 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2422 | add ebx,0Ch |
2423 | cmp ebx,[structures_buffer] |
||
2424 | jae out_of_memory |
||
2425 | mov [free_additional_memory],ebx |
||
2426 | mov byte [ebx-0Ch],al |
||
2427 | mov eax,[current_section] |
||
2428 | mov eax,[eax+8] |
||
2429 | neg eax |
||
2430 | add eax,edi |
||
2431 | mov [ebx-0Ch+4],eax |
||
2432 | mov eax,[symbol_identifier] |
||
2433 | mov [ebx-0Ch+8],eax |
||
2434 | pop eax ebx |
||
2435 | ret |
||
2436 | close_coff: |
||
31 | halyavin | 2437 | call close_coff_section |
157 | heavyiron | 2438 | cmp [next_pass_needed],0 |
2439 | je coff_closed |
||
2440 | mov eax,[symbols_stream] |
||
2441 | mov [free_additional_memory],eax |
||
2442 | coff_closed: |
||
31 | halyavin | 2443 | ret |
157 | heavyiron | 2444 | coff_formatter: |
31 | halyavin | 2445 | sub edi,[code_start] |
157 | heavyiron | 2446 | mov [code_size],edi |
2447 | call prepare_default_section |
||
2448 | mov edi,[free_additional_memory] |
||
2449 | mov ebx,edi |
||
2450 | mov ecx,28h shr 2 |
||
2451 | imul ecx,[number_of_sections] |
||
2452 | add ecx,14h shr 2 |
||
2453 | lea eax,[edi+ecx*4] |
||
2454 | cmp eax,[structures_buffer] |
||
2455 | jae out_of_memory |
||
2456 | xor eax,eax |
||
2457 | rep stos dword [edi] |
||
2458 | mov word [ebx],14Ch |
||
2459 | test [format_flags],8 |
||
2460 | jz coff_magic_ok |
||
2461 | mov word [ebx],8664h |
||
2462 | coff_magic_ok: |
||
31 | halyavin | 2463 | mov word [ebx+12h],104h |
157 | heavyiron | 2464 | bt [format_flags],0 |
2465 | jnc coff_flags_ok |
||
2466 | or byte [ebx+12h],80h |
||
2467 | coff_flags_ok: |
||
31 | halyavin | 2468 | push ebx |
157 | heavyiron | 2469 | call make_timestamp |
2470 | pop ebx |
||
2471 | mov [ebx+4],eax |
||
2472 | mov eax,[number_of_sections] |
||
2473 | mov [ebx+2],ax |
||
2474 | mov esi,[symbols_stream] |
||
2475 | xor eax,eax |
||
2476 | xor ecx,ecx |
||
2477 | enumerate_symbols: |
||
31 | halyavin | 2478 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2479 | je symbols_enumerated |
2480 | mov dl,[esi] |
||
2481 | or dl,dl |
||
2482 | jz enumerate_section |
||
2483 | cmp dl,0C0h |
||
624 | heavyiron | 2484 | jae enumerate_public |
2485 | cmp dl,80h |
||
157 | heavyiron | 2486 | jae enumerate_extrn |
624 | heavyiron | 2487 | add esi,0Ch |
157 | heavyiron | 2488 | jmp enumerate_symbols |
2489 | enumerate_section: |
||
31 | halyavin | 2490 | mov edx,eax |
157 | heavyiron | 2491 | shl edx,8 |
2492 | mov [esi],edx |
||
2493 | inc eax |
||
2494 | inc ecx |
||
2495 | mov [esi+1Eh],cx |
||
2496 | add esi,20h |
||
2497 | jmp enumerate_symbols |
||
2498 | enumerate_public: |
||
31 | halyavin | 2499 | mov edx,eax |
157 | heavyiron | 2500 | shl edx,8 |
2501 | mov dl,[esi] |
||
624 | heavyiron | 2502 | mov [esi],edx |
157 | heavyiron | 2503 | mov edx,[esi+8] |
2504 | add esi,10h |
||
2505 | inc eax |
||
2506 | cmp byte [edx+11],2 |
||
2507 | jne enumerate_symbols |
||
2508 | mov edx,[edx+20] |
||
2509 | cmp byte [edx],0C0h |
||
624 | heavyiron | 2510 | jae enumerate_symbols |
2511 | cmp byte [edx],80h |
||
2512 | jb enumerate_symbols |
||
2513 | inc eax |
||
157 | heavyiron | 2514 | jmp enumerate_symbols |
2515 | enumerate_extrn: |
||
31 | halyavin | 2516 | mov edx,eax |
157 | heavyiron | 2517 | shl edx,8 |
2518 | mov dl,[esi] |
||
624 | heavyiron | 2519 | mov [esi],edx |
157 | heavyiron | 2520 | add esi,0Ch |
2521 | inc eax |
||
2522 | jmp enumerate_symbols |
||
2523 | prepare_default_section: |
||
31 | halyavin | 2524 | mov ebx,[symbols_stream] |
157 | heavyiron | 2525 | cmp dword [ebx+0Ch],0 |
2526 | jne default_section_ok |
||
2527 | cmp [number_of_sections],0 |
||
2528 | je default_section_ok |
||
2529 | mov edx,ebx |
||
2530 | find_references_to_default_section: |
||
31 | halyavin | 2531 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2532 | jne check_reference |
2533 | add [symbols_stream],20h |
||
2534 | ret |
||
2535 | check_reference: |
||
31 | halyavin | 2536 | mov al,[ebx] |
157 | heavyiron | 2537 | or al,al |
2538 | jz skip_other_section |
||
2539 | cmp al,0C0h |
||
624 | heavyiron | 2540 | jae check_public_reference |
2541 | cmp al,80h |
||
157 | heavyiron | 2542 | jae next_reference |
624 | heavyiron | 2543 | cmp edx,[ebx+8] |
157 | heavyiron | 2544 | je default_section_ok |
2545 | next_reference: |
||
31 | halyavin | 2546 | add ebx,0Ch |
157 | heavyiron | 2547 | jmp find_references_to_default_section |
2548 | check_public_reference: |
||
31 | halyavin | 2549 | mov eax,[ebx+8] |
157 | heavyiron | 2550 | add ebx,10h |
2551 | test byte [eax+8],1 |
||
2552 | jz find_references_to_default_section |
||
2553 | mov cx,[current_pass] |
||
2554 | cmp cx,[eax+16] |
||
2555 | jne find_references_to_default_section |
||
2556 | cmp edx,[eax+20] |
||
2557 | je default_section_ok |
||
2558 | jmp find_references_to_default_section |
||
2559 | skip_other_section: |
||
31 | halyavin | 2560 | add ebx,20h |
157 | heavyiron | 2561 | jmp find_references_to_default_section |
2562 | default_section_ok: |
||
31 | halyavin | 2563 | inc [number_of_sections] |
157 | heavyiron | 2564 | ret |
2565 | symbols_enumerated: |
||
31 | halyavin | 2566 | mov [ebx+0Ch],eax |
157 | heavyiron | 2567 | mov ebp,edi |
2568 | sub ebp,ebx |
||
2569 | push ebp |
||
2570 | lea edi,[ebx+14h] |
||
2571 | mov esi,[symbols_stream] |
||
2572 | find_section: |
||
31 | halyavin | 2573 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2574 | je sections_finished |
2575 | mov al,[esi] |
||
2576 | or al,al |
||
2577 | jz section_found |
||
2578 | add esi,0Ch |
||
2579 | cmp al,0C0h |
||
624 | heavyiron | 2580 | jb find_section |
2581 | add esi,4 |
||
157 | heavyiron | 2582 | jmp find_section |
2583 | section_found: |
||
31 | halyavin | 2584 | push esi edi |
157 | heavyiron | 2585 | mov esi,[esi+4] |
2586 | or esi,esi |
||
2587 | jz default_section |
||
2588 | mov ecx,[esi] |
||
2589 | add esi,4 |
||
2590 | rep movs byte [edi],[esi] |
||
2591 | jmp section_name_ok |
||
2592 | default_section: |
||
31 | halyavin | 2593 | mov al,'.' |
157 | heavyiron | 2594 | stos byte [edi] |
2595 | mov eax,'flat' |
||
2596 | stos dword [edi] |
||
2597 | section_name_ok: |
||
31 | halyavin | 2598 | pop edi esi |
157 | heavyiron | 2599 | mov eax,[esi+0Ch] |
2600 | mov [edi+10h],eax |
||
2601 | mov eax,[esi+14h] |
||
2602 | mov [edi+24h],eax |
||
2603 | test al,80h |
||
2604 | jnz section_ptr_ok |
||
2605 | mov eax,[esi+8] |
||
2606 | sub eax,[code_start] |
||
2607 | add eax,ebp |
||
2608 | mov [edi+14h],eax |
||
2609 | section_ptr_ok: |
||
31 | halyavin | 2610 | mov ebx,[code_start] |
157 | heavyiron | 2611 | mov edx,[code_size] |
2612 | add ebx,edx |
||
2613 | add edx,ebp |
||
2614 | xor ecx,ecx |
||
2615 | add esi,20h |
||
2616 | find_relocations: |
||
31 | halyavin | 2617 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2618 | je section_relocations_done |
2619 | mov al,[esi] |
||
2620 | or al,al |
||
2621 | jz section_relocations_done |
||
2622 | cmp al,80h |
||
2623 | jb add_relocation |
||
2624 | cmp al,0C0h |
||
624 | heavyiron | 2625 | jb next_relocation |
2626 | add esi,10h |
||
157 | heavyiron | 2627 | jmp find_relocations |
2628 | add_relocation: |
||
31 | halyavin | 2629 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2630 | cmp eax,[display_buffer] |
2631 | ja out_of_memory |
||
2632 | mov eax,[esi+4] |
||
2633 | mov [ebx],eax |
||
2634 | mov eax,[esi+8] |
||
2635 | mov eax,[eax] |
||
2636 | shr eax,8 |
||
2637 | mov [ebx+4],eax |
||
2638 | movzx ax,byte [esi] |
||
2639 | mov [ebx+8],ax |
||
2640 | add ebx,0Ah |
||
2641 | inc ecx |
||
2642 | next_relocation: |
||
31 | halyavin | 2643 | add esi,0Ch |
157 | heavyiron | 2644 | jmp find_relocations |
2645 | section_relocations_done: |
||
31 | halyavin | 2646 | cmp ecx,10000h |
157 | heavyiron | 2647 | jb section_relocations_count_16bit |
2648 | bt [format_flags],0 |
||
2649 | jnc format_limitations_exceeded |
||
2650 | mov word [edi+20h],0FFFFh |
||
2651 | or dword [edi+24h],1000000h |
||
2652 | mov [edi+18h],edx |
||
2653 | push esi edi |
||
2654 | push ecx |
||
2655 | lea esi,[ebx-1] |
||
2656 | add ebx,0Ah |
||
2657 | lea edi,[ebx-1] |
||
2658 | imul ecx,0Ah |
||
2659 | std |
||
2660 | rep movs byte [edi],[esi] |
||
2661 | cld |
||
2662 | pop ecx |
||
2663 | inc esi |
||
2664 | inc ecx |
||
2665 | mov [esi],ecx |
||
2666 | xor eax,eax |
||
2667 | mov [esi+4],eax |
||
2668 | mov [esi+8],ax |
||
2669 | pop edi esi |
||
2670 | jmp section_relocations_ok |
||
2671 | section_relocations_count_16bit: |
||
31 | halyavin | 2672 | mov [edi+20h],cx |
157 | heavyiron | 2673 | jcxz section_relocations_ok |
2674 | mov [edi+18h],edx |
||
2675 | section_relocations_ok: |
||
31 | halyavin | 2676 | sub ebx,[code_start] |
157 | heavyiron | 2677 | mov [code_size],ebx |
2678 | add edi,28h |
||
2679 | jmp find_section |
||
2680 | sections_finished: |
||
31 | halyavin | 2681 | mov edx,[free_additional_memory] |
157 | heavyiron | 2682 | mov ebx,[code_size] |
2683 | add ebp,ebx |
||
2684 | mov [edx+8],ebp |
||
2685 | add ebx,[code_start] |
||
2686 | mov edi,ebx |
||
2687 | mov ecx,[edx+0Ch] |
||
2688 | imul ecx,12h shr 1 |
||
2689 | xor eax,eax |
||
2690 | shr ecx,1 |
||
2691 | jnc zero_symbols_table |
||
2692 | stos word [edi] |
||
2693 | zero_symbols_table: |
||
31 | halyavin | 2694 | rep stos dword [edi] |
157 | heavyiron | 2695 | mov edx,edi |
2696 | stos dword [edi] |
||
2697 | mov esi,[symbols_stream] |
||
2698 | make_symbols_table: |
||
109 | heavyiron | 2699 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2700 | je symbols_table_ok |
2701 | mov al,[esi] |
||
2702 | cmp al,0C0h |
||
624 | heavyiron | 2703 | jae add_public_symbol |
2704 | cmp al,80h |
||
157 | heavyiron | 2705 | jae add_extrn_symbol |
624 | heavyiron | 2706 | or al,al |
157 | heavyiron | 2707 | jz add_section_symbol |
2708 | add esi,0Ch |
||
2709 | jmp make_symbols_table |
||
2710 | add_section_symbol: |
||
31 | halyavin | 2711 | call store_symbol_name |
157 | heavyiron | 2712 | movzx eax,word [esi+1Eh] |
2713 | mov [ebx+0Ch],ax |
||
2714 | mov byte [ebx+10h],3 |
||
2715 | add esi,20h |
||
2716 | add ebx,12h |
||
2717 | jmp make_symbols_table |
||
2718 | add_extrn_symbol: |
||
31 | halyavin | 2719 | call store_symbol_name |
157 | heavyiron | 2720 | mov byte [ebx+10h],2 |
2721 | add esi,0Ch |
||
2722 | add ebx,12h |
||
2723 | jmp make_symbols_table |
||
2724 | add_public_symbol: |
||
31 | halyavin | 2725 | call store_symbol_name |
157 | heavyiron | 2726 | mov eax,[esi+0Ch] |
2727 | mov [current_line],eax |
||
2728 | mov eax,[esi+8] |
||
2729 | test byte [eax+8],1 |
||
2730 | jz undefined_coff_public |
||
692 | heavyiron | 2731 | mov cx,[current_pass] |
157 | heavyiron | 2732 | cmp cx,[eax+16] |
2733 | jne undefined_coff_public |
||
692 | heavyiron | 2734 | mov cl,[eax+11] |
157 | heavyiron | 2735 | or cl,cl |
2736 | jz public_constant |
||
2737 | test [format_flags],8 |
||
2738 | jnz check_64bit_public_symbol |
||
2739 | cmp cl,2 |
||
2740 | je public_symbol_type_ok |
||
2741 | jmp invalid_use_of_symbol |
||
2742 | undefined_coff_public: |
||
692 | heavyiron | 2743 | mov eax,[eax+24] |
2744 | mov [error_info],eax |
||
2745 | jmp undefined_symbol |
||
2746 | check_64bit_public_symbol: |
||
31 | halyavin | 2747 | cmp cl,4 |
157 | heavyiron | 2748 | jne invalid_use_of_symbol |
2749 | public_symbol_type_ok: |
||
31 | halyavin | 2750 | mov ecx,[eax+20] |
157 | heavyiron | 2751 | cmp byte [ecx],80h |
624 | heavyiron | 2752 | je alias_symbol |
157 | heavyiron | 2753 | cmp byte [ecx],0 |
2754 | jne invalid_use_of_symbol |
||
2755 | mov cx,[ecx+1Eh] |
||
2756 | mov [ebx+0Ch],cx |
||
2757 | public_symbol_section_ok: |
||
31 | halyavin | 2758 | cmp dword [eax+4],0 |
157 | heavyiron | 2759 | je store_public_symbol |
2760 | cmp dword [eax+4],-1 |
||
2761 | jne value_out_of_range |
||
2762 | bt dword [eax],31 |
||
2763 | jnc value_out_of_range |
||
2764 | store_public_symbol: |
||
31 | halyavin | 2765 | mov eax,[eax] |
157 | heavyiron | 2766 | mov [ebx+8],eax |
2767 | mov al,2 |
||
624 | heavyiron | 2768 | cmp byte [esi],0C0h |
2769 | je store_symbol_class |
||
2770 | inc al |
||
2771 | cmp byte [esi],0C1h |
||
2772 | je store_symbol_class |
||
2773 | mov al,105 |
||
2774 | store_symbol_class: |
||
2775 | mov byte [ebx+10h],al |
||
2776 | add esi,10h |
||
157 | heavyiron | 2777 | add ebx,12h |
2778 | jmp make_symbols_table |
||
2779 | alias_symbol: |
||
31 | halyavin | 2780 | bt [format_flags],0 |
157 | heavyiron | 2781 | jnc invalid_use_of_symbol |
2782 | mov ecx,[eax] |
||
2783 | or ecx,[eax+4] |
||
2784 | jnz invalid_use_of_symbol |
||
2785 | mov byte [ebx+10h],69h |
||
2786 | mov byte [ebx+11h],1 |
||
2787 | add ebx,12h |
||
2788 | mov ecx,[eax+20] |
||
2789 | mov ecx,[ecx] |
||
2790 | shr ecx,8 |
||
2791 | mov [ebx],ecx |
||
2792 | mov byte [ebx+4],3 |
||
2793 | add esi,10h |
||
2794 | add ebx,12h |
||
2795 | jmp make_symbols_table |
||
2796 | public_constant: |
||
31 | halyavin | 2797 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2798 | jmp public_symbol_section_ok |
2799 | symbols_table_ok: |
||
31 | halyavin | 2800 | mov eax,edi |
157 | heavyiron | 2801 | sub eax,edx |
2802 | mov [edx],eax |
||
2803 | sub edi,[code_start] |
||
2804 | mov [code_size],edi |
||
2805 | mov [written_size],0 |
||
2806 | mov edx,[output_file] |
||
2807 | call create |
||
2808 | jc write_failed |
||
2809 | mov edx,[free_additional_memory] |
||
2810 | pop ecx |
||
2811 | add [written_size],ecx |
||
2812 | call write |
||
2813 | jc write_failed |
||
2814 | jmp write_output |
||
2815 | store_symbol_name: |
||
31 | halyavin | 2816 | push esi |
157 | heavyiron | 2817 | mov esi,[esi+4] |
2818 | or esi,esi |
||
2819 | jz default_name |
||
2820 | lods dword [esi] |
||
2821 | mov ecx,eax |
||
2822 | cmp ecx,8 |
||
2823 | ja add_string |
||
2824 | push edi |
||
2825 | mov edi,ebx |
||
2826 | rep movs byte [edi],[esi] |
||
2827 | pop edi esi |
||
2828 | ret |
||
2829 | default_name: |
||
31 | halyavin | 2830 | mov dword [ebx],'.fla' |
157 | heavyiron | 2831 | mov dword [ebx+4],'t' |
2832 | pop esi |
||
2833 | ret |
||
2834 | add_string: |
||
31 | halyavin | 2835 | mov eax,edi |
157 | heavyiron | 2836 | sub eax,edx |
2837 | mov [ebx+4],eax |
||
2838 | inc ecx |
||
2839 | rep movs byte [edi],[esi] |
||
2840 | pop esi |
||
2841 | ret |
||
2842 | |||
31 | halyavin | 2843 | |
2844 | test [format_flags],8 |
||
157 | heavyiron | 2845 | jnz format_elf64 |
2846 | mov edx,edi |
||
2847 | mov ecx,34h shr 2 |
||
2848 | lea eax,[edi+ecx*4] |
||
2849 | cmp eax,[display_buffer] |
||
2850 | jae out_of_memory |
||
2851 | xor eax,eax |
||
2852 | rep stos dword [edi] |
||
2853 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2854 | mov al,1 |
||
2855 | mov [edx+4],al |
||
2856 | mov [edx+5],al |
||
2857 | mov [edx+6],al |
||
2858 | mov [edx+14h],al |
||
2859 | mov byte [edx+12h],3 |
||
2860 | mov byte [edx+28h],34h |
||
2861 | mov byte [edx+2Eh],28h |
||
2862 | mov [code_type],32 |
||
2863 | cmp word [esi],1D19h |
||
2864 | je format_elf_exe |
||
2865 | mov [labels_type],2 |
||
2866 | elf_header_ok: |
||
31 | halyavin | 2867 | mov byte [edx+10h],1 |
157 | heavyiron | 2868 | mov eax,[additional_memory] |
2869 | mov [symbols_stream],eax |
||
2870 | mov ebx,eax |
||
2871 | add eax,20h |
||
2872 | cmp eax,[structures_buffer] |
||
2873 | jae out_of_memory |
||
2874 | mov [free_additional_memory],eax |
||
2875 | xor eax,eax |
||
2876 | mov [current_section],ebx |
||
2877 | mov [number_of_sections],eax |
||
2878 | mov dword [org_origin],edi |
||
2879 | mov dword [org_origin+4],eax |
||
2880 | mov [org_registers],eax |
||
2881 | mov [org_start],edi |
||
2882 | mov [org_symbol],ebx |
||
2883 | mov [ebx],al |
||
2884 | mov [ebx+4],eax |
||
2885 | mov [ebx+8],edi |
||
2886 | mov al,111b |
||
2887 | mov [ebx+14h],eax |
||
2888 | mov al,4 |
||
2889 | mov [ebx+10h],eax |
||
2890 | test [format_flags],8 |
||
2891 | jz format_defined |
||
607 | heavyiron | 2892 | mov byte [ebx+10h],8 |
157 | heavyiron | 2893 | jmp format_defined |
607 | heavyiron | 2894 | format_elf64: |
31 | halyavin | 2895 | mov edx,edi |
157 | heavyiron | 2896 | mov ecx,40h shr 2 |
2897 | lea eax,[edi+ecx*4] |
||
2898 | cmp eax,[display_buffer] |
||
2899 | jae out_of_memory |
||
2900 | xor eax,eax |
||
2901 | rep stos dword [edi] |
||
2902 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2903 | mov al,1 |
||
2904 | mov [edx+5],al |
||
2905 | mov [edx+6],al |
||
2906 | mov [edx+14h],al |
||
2907 | mov byte [edx+4],2 |
||
2908 | mov byte [edx+12h],62 |
||
2909 | mov byte [edx+34h],40h |
||
2910 | mov byte [edx+3Ah],40h |
||
2911 | mov [code_type],64 |
||
2912 | cmp word [esi],1D19h |
||
2913 | je format_elf64_exe |
||
2914 | mov [labels_type],4 |
||
2915 | jmp elf_header_ok |
||
2916 | elf_section: |
||
31 | halyavin | 2917 | bt [format_flags],0 |
157 | heavyiron | 2918 | jc illegal_instruction |
2919 | call close_coff_section |
||
2920 | mov ebx,[free_additional_memory] |
||
2921 | lea eax,[ebx+20h] |
||
2922 | cmp eax,[structures_buffer] |
||
2923 | jae out_of_memory |
||
2924 | mov [free_additional_memory],eax |
||
2925 | mov [current_section],ebx |
||
2926 | inc word [number_of_sections] |
||
2927 | jz format_limitations_exceeded |
||
2928 | xor eax,eax |
||
2929 | mov [ebx],al |
||
2930 | mov [ebx+8],edi |
||
2931 | mov dword [org_origin],edi |
||
2932 | mov dword [org_origin+4],0 |
||
2933 | mov [org_registers],0 |
||
2934 | mov [org_start],edi |
||
2935 | mov [org_symbol],ebx |
||
2936 | test [format_flags],8 |
||
2937 | jnz elf64_labels_type |
||
2938 | mov [labels_type],2 |
||
2939 | jmp elf_labels_type_ok |
||
2940 | elf64_labels_type: |
||
31 | halyavin | 2941 | mov [labels_type],4 |
157 | heavyiron | 2942 | elf_labels_type_ok: |
31 | halyavin | 2943 | mov [ebx+10h],eax |
157 | heavyiron | 2944 | mov al,10b |
2945 | mov [ebx+14h],eax |
||
2946 | lods word [esi] |
||
2947 | cmp ax,'(' |
||
2948 | jne invalid_argument |
||
2949 | mov [ebx+4],esi |
||
2950 | mov ecx,[esi] |
||
2951 | lea esi,[esi+4+ecx+1] |
||
2952 | elf_section_flags: |
||
31 | halyavin | 2953 | cmp byte [esi],1Ch |
157 | heavyiron | 2954 | je elf_section_alignment |
2955 | cmp byte [esi],19h |
||
2956 | jne elf_section_settings_ok |
||
2957 | inc esi |
||
2958 | lods byte [esi] |
||
2959 | sub al,28 |
||
2960 | xor al,11b |
||
2961 | test al,not 10b |
||
2962 | jnz invalid_argument |
||
2963 | mov cl,al |
||
2964 | mov al,1 |
||
2965 | shl al,cl |
||
2966 | test byte [ebx+14h],al |
||
2967 | jnz setting_already_specified |
||
2968 | or byte [ebx+14h],al |
||
2969 | jmp elf_section_flags |
||
2970 | elf_section_alignment: |
||
31 | halyavin | 2971 | inc esi |
157 | heavyiron | 2972 | lods byte [esi] |
2973 | or al,al |
||
2974 | jnz invalid_argument |
||
2975 | lods byte [esi] |
||
2976 | cmp al,'(' |
||
2977 | jne invalid_argument |
||
2978 | cmp byte [esi],'.' |
||
2979 | je invalid_value |
||
2980 | push ebx |
||
2981 | call get_dword_value |
||
2982 | pop ebx |
||
2983 | cmp [value_type],0 |
||
2984 | jne invalid_use_of_symbol |
||
2985 | mov edx,eax |
||
2986 | dec edx |
||
2987 | test eax,edx |
||
2988 | jnz invalid_value |
||
2989 | or eax,eax |
||
2990 | jz invalid_value |
||
2991 | xchg [ebx+10h],eax |
||
2992 | or eax,eax |
||
2993 | jnz setting_already_specified |
||
2994 | jmp elf_section_flags |
||
2995 | elf_section_settings_ok: |
||
31 | halyavin | 2996 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2997 | jne instruction_assembled |
2998 | mov dword [ebx+10h],4 |
||
2999 | test [format_flags],8 |
||
3000 | jz instruction_assembled |
||
3001 | mov byte [ebx+10h],8 |
||
3002 | jmp instruction_assembled |
||
3003 | mark_elf_relocation: |
||
31 | halyavin | 3004 | cmp [value_type],3 |
157 | heavyiron | 3005 | je elf_relocation_relative |
3006 | cmp [value_type],7 |
||
174 | heavyiron | 3007 | je elf_relocation_relative |
3008 | push ebx eax |
||
157 | heavyiron | 3009 | cmp [value_type],5 |
174 | heavyiron | 3010 | je elf_gotoff_relocation |
157 | heavyiron | 3011 | ja invalid_use_of_symbol |
174 | heavyiron | 3012 | mov al,1 ; R_386_32 / R_AMD64_64 |
3013 | test [format_flags],8 |
||
157 | heavyiron | 3014 | jz coff_relocation |
3015 | cmp [value_type],4 |
||
3016 | je coff_relocation |
||
3017 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 3018 | jmp coff_relocation |
157 | heavyiron | 3019 | elf_gotoff_relocation: |
109 | heavyiron | 3020 | test [format_flags],8 |
174 | heavyiron | 3021 | jnz invalid_use_of_symbol |
3022 | mov al,9 ; R_386_GOTOFF |
||
3023 | jmp coff_relocation |
||
157 | heavyiron | 3024 | elf_relocation_relative: |
31 | halyavin | 3025 | cmp [labels_type],0 |
157 | heavyiron | 3026 | je invalid_use_of_symbol |
3027 | push ebx |
||
3028 | mov ebx,[current_section] |
||
3029 | mov ebx,[ebx+8] |
||
3030 | sub ebx,edi |
||
3031 | sub eax,ebx |
||
3032 | push eax |
||
3033 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 3034 | cmp [value_type],3 |
3035 | je coff_relocation |
||
3036 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
3037 | jmp coff_relocation |
||
157 | heavyiron | 3038 | close_elf: |
31 | halyavin | 3039 | bt [format_flags],0 |
157 | heavyiron | 3040 | jc close_elf_exe |
3041 | call close_coff_section |
||
3042 | cmp [next_pass_needed],0 |
||
3043 | je elf_closed |
||
3044 | mov eax,[symbols_stream] |
||
3045 | mov [free_additional_memory],eax |
||
3046 | elf_closed: |
||
31 | halyavin | 3047 | ret |
157 | heavyiron | 3048 | elf_formatter: |
31 | halyavin | 3049 | push edi |
157 | heavyiron | 3050 | call prepare_default_section |
3051 | mov esi,[symbols_stream] |
||
3052 | mov edi,[free_additional_memory] |
||
3053 | xor eax,eax |
||
3054 | mov ecx,4 |
||
3055 | rep stos dword [edi] |
||
3056 | test [format_flags],8 |
||
3057 | jz find_first_section |
||
3058 | mov ecx,2 |
||
3059 | rep stos dword [edi] |
||
3060 | find_first_section: |
||
31 | halyavin | 3061 | mov al,[esi] |
157 | heavyiron | 3062 | or al,al |
3063 | jz first_section_found |
||
3064 | cmp al,0C0h |
||
624 | heavyiron | 3065 | jb skip_other_symbol |
3066 | add esi,4 |
||
157 | heavyiron | 3067 | skip_other_symbol: |
31 | halyavin | 3068 | add esi,0Ch |
157 | heavyiron | 3069 | jmp find_first_section |
3070 | first_section_found: |
||
31 | halyavin | 3071 | mov ebx,esi |
157 | heavyiron | 3072 | mov ebp,esi |
3073 | add esi,20h |
||
3074 | xor ecx,ecx |
||
3075 | xor edx,edx |
||
3076 | find_next_section: |
||
31 | halyavin | 3077 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3078 | je make_section_symbol |
3079 | mov al,[esi] |
||
3080 | or al,al |
||
3081 | jz make_section_symbol |
||
3082 | cmp al,0C0h |
||
624 | heavyiron | 3083 | jae skip_public |
3084 | cmp al,80h |
||
157 | heavyiron | 3085 | jae skip_extrn |
624 | heavyiron | 3086 | or byte [ebx+14h],40h |
157 | heavyiron | 3087 | skip_extrn: |
31 | halyavin | 3088 | add esi,0Ch |
157 | heavyiron | 3089 | jmp find_next_section |
3090 | skip_public: |
||
31 | halyavin | 3091 | add esi,10h |
157 | heavyiron | 3092 | jmp find_next_section |
3093 | make_section_symbol: |
||
31 | halyavin | 3094 | mov eax,edi |
157 | heavyiron | 3095 | xchg eax,[ebx+4] |
3096 | stos dword [edi] |
||
3097 | test [format_flags],8 |
||
3098 | jnz elf64_section_symbol |
||
3099 | xor eax,eax |
||
3100 | stos dword [edi] |
||
3101 | stos dword [edi] |
||
3102 | call store_section_index |
||
3103 | jmp section_symbol_ok |
||
3104 | store_section_index: |
||
31 | halyavin | 3105 | inc ecx |
157 | heavyiron | 3106 | mov eax,ecx |
3107 | shl eax,8 |
||
3108 | mov [ebx],eax |
||
3109 | inc dx |
||
3110 | jz format_limitations_exceeded |
||
3111 | mov eax,edx |
||
3112 | shl eax,16 |
||
3113 | mov al,3 |
||
3114 | test byte [ebx+14h],40h |
||
3115 | jz section_index_ok |
||
3116 | or ah,-1 |
||
3117 | inc dx |
||
3118 | jz format_limitations_exceeded |
||
3119 | section_index_ok: |
||
31 | halyavin | 3120 | stos dword [edi] |
157 | heavyiron | 3121 | ret |
3122 | elf64_section_symbol: |
||
31 | halyavin | 3123 | call store_section_index |
157 | heavyiron | 3124 | xor eax,eax |
3125 | stos dword [edi] |
||
3126 | stos dword [edi] |
||
3127 | stos dword [edi] |
||
3128 | stos dword [edi] |
||
3129 | section_symbol_ok: |
||
31 | halyavin | 3130 | mov ebx,esi |
157 | heavyiron | 3131 | add esi,20h |
3132 | cmp ebx,[free_additional_memory] |
||
3133 | jne find_next_section |
||
3134 | inc dx |
||
3135 | jz format_limitations_exceeded |
||
3136 | mov [current_section],edx |
||
3137 | mov esi,[symbols_stream] |
||
3138 | find_other_symbols: |
||
31 | halyavin | 3139 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3140 | je elf_symbol_table_ok |
3141 | mov al,[esi] |
||
3142 | or al,al |
||
3143 | jz skip_section |
||
3144 | cmp al,0C0h |
||
624 | heavyiron | 3145 | jae make_public_symbol |
3146 | cmp al,80h |
||
157 | heavyiron | 3147 | jae make_extrn_symbol |
624 | heavyiron | 3148 | add esi,0Ch |
157 | heavyiron | 3149 | jmp find_other_symbols |
3150 | skip_section: |
||
31 | halyavin | 3151 | add esi,20h |
157 | heavyiron | 3152 | jmp find_other_symbols |
3153 | make_public_symbol: |
||
31 | halyavin | 3154 | mov eax,[esi+0Ch] |
157 | heavyiron | 3155 | mov [current_line],eax |
3156 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3157 | jne invalid_argument |
3158 | mov ebx,[esi+8] |
||
157 | heavyiron | 3159 | test byte [ebx+8],1 |
3160 | jz undefined_public |
||
692 | heavyiron | 3161 | mov ax,[current_pass] |
157 | heavyiron | 3162 | cmp ax,[ebx+16] |
3163 | jne undefined_public |
||
692 | heavyiron | 3164 | mov dl,[ebx+11] |
157 | heavyiron | 3165 | or dl,dl |
3166 | jz public_absolute |
||
3167 | mov eax,[ebx+20] |
||
3168 | cmp byte [eax],0 |
||
3169 | jne invalid_use_of_symbol |
||
3170 | mov eax,[eax+4] |
||
3171 | test [format_flags],8 |
||
3172 | jnz elf64_public |
||
3173 | cmp dl,2 |
||
3174 | jne invalid_use_of_symbol |
||
3175 | mov dx,[eax+0Eh] |
||
3176 | jmp section_for_public_ok |
||
3177 | undefined_public: |
||
692 | heavyiron | 3178 | mov eax,[ebx+24] |
3179 | mov [error_info],eax |
||
3180 | jmp undefined_symbol |
||
3181 | elf64_public: |
||
31 | halyavin | 3182 | cmp dl,4 |
157 | heavyiron | 3183 | jne invalid_use_of_symbol |
3184 | mov dx,[eax+6] |
||
3185 | jmp section_for_public_ok |
||
3186 | public_absolute: |
||
31 | halyavin | 3187 | mov dx,0FFF1h |
157 | heavyiron | 3188 | section_for_public_ok: |
31 | halyavin | 3189 | mov eax,[esi+4] |
157 | heavyiron | 3190 | stos dword [edi] |
3191 | test [format_flags],8 |
||
3192 | jnz elf64_public_symbol |
||
3193 | call get_public_value |
||
3194 | stos dword [edi] |
||
3195 | xor eax,eax |
||
3196 | mov al,[ebx+10] |
||
3197 | stos dword [edi] |
||
3198 | mov eax,edx |
||
3199 | shl eax,16 |
||
3200 | mov al,10h |
||
3201 | cmp byte [ebx+10],0 |
||
3202 | je elf_public_function |
||
3203 | or al,1 |
||
3204 | jmp store_elf_public_info |
||
3205 | elf_public_function: |
||
109 | heavyiron | 3206 | or al,2 |
157 | heavyiron | 3207 | store_elf_public_info: |
109 | heavyiron | 3208 | stos dword [edi] |
157 | heavyiron | 3209 | jmp public_symbol_ok |
3210 | elf64_public_symbol: |
||
31 | halyavin | 3211 | mov eax,edx |
157 | heavyiron | 3212 | shl eax,16 |
3213 | mov al,10h |
||
3214 | cmp byte [ebx+10],0 |
||
3215 | je elf64_public_function |
||
3216 | or al,1 |
||
3217 | jmp store_elf64_public_info |
||
3218 | elf64_public_function: |
||
109 | heavyiron | 3219 | or al,2 |
157 | heavyiron | 3220 | store_elf64_public_info: |
109 | heavyiron | 3221 | stos dword [edi] |
157 | heavyiron | 3222 | call get_public_value |
3223 | stos dword [edi] |
||
3224 | xor eax,eax |
||
3225 | stos dword [edi] |
||
3226 | mov al,[ebx+10] |
||
3227 | stos dword [edi] |
||
3228 | xor al,al |
||
3229 | stos dword [edi] |
||
3230 | public_symbol_ok: |
||
31 | halyavin | 3231 | inc ecx |
157 | heavyiron | 3232 | mov eax,ecx |
3233 | shl eax,8 |
||
3234 | mov al,0C0h |
||
624 | heavyiron | 3235 | mov [esi],eax |
157 | heavyiron | 3236 | add esi,10h |
3237 | jmp find_other_symbols |
||
3238 | get_public_value: |
||
31 | halyavin | 3239 | mov eax,[ebx] |
157 | heavyiron | 3240 | cmp dword [ebx+4],0 |
3241 | je public_value_ok |
||
3242 | cmp dword [ebx+4],-1 |
||
3243 | jne value_out_of_range |
||
3244 | bt eax,31 |
||
3245 | jnc value_out_of_range |
||
3246 | public_value_ok: |
||
31 | halyavin | 3247 | ret |
157 | heavyiron | 3248 | make_extrn_symbol: |
31 | halyavin | 3249 | mov eax,[esi+4] |
157 | heavyiron | 3250 | stos dword [edi] |
3251 | test [format_flags],8 |
||
3252 | jnz elf64_extrn_symbol |
||
3253 | xor eax,eax |
||
3254 | stos dword [edi] |
||
3255 | mov eax,[esi+8] |
||
3256 | stos dword [edi] |
||
3257 | mov eax,10h |
||
3258 | stos dword [edi] |
||
3259 | jmp extrn_symbol_ok |
||
3260 | elf64_extrn_symbol: |
||
31 | halyavin | 3261 | mov eax,10h |
157 | heavyiron | 3262 | stos dword [edi] |
3263 | xor al,al |
||
3264 | stos dword [edi] |
||
3265 | stos dword [edi] |
||
3266 | mov eax,[esi+8] |
||
3267 | stos dword [edi] |
||
3268 | xor eax,eax |
||
3269 | stos dword [edi] |
||
3270 | extrn_symbol_ok: |
||
31 | halyavin | 3271 | inc ecx |
157 | heavyiron | 3272 | mov eax,ecx |
3273 | shl eax,8 |
||
3274 | mov al,80h |
||
624 | heavyiron | 3275 | mov [esi],eax |
157 | heavyiron | 3276 | add esi,0Ch |
3277 | jmp find_other_symbols |
||
3278 | elf_symbol_table_ok: |
||
31 | halyavin | 3279 | mov edx,edi |
157 | heavyiron | 3280 | mov ebx,[free_additional_memory] |
3281 | xor al,al |
||
3282 | stos byte [edi] |
||
3283 | add edi,16 |
||
3284 | mov [edx+1],edx |
||
3285 | add ebx,10h |
||
3286 | test [format_flags],8 |
||
3287 | jz make_string_table |
||
3288 | add ebx,8 |
||
3289 | make_string_table: |
||
31 | halyavin | 3290 | cmp ebx,edx |
157 | heavyiron | 3291 | je elf_string_table_ok |
3292 | test [format_flags],8 |
||
3293 | jnz make_elf64_string |
||
3294 | cmp byte [ebx+0Dh],0 |
||
3295 | je rel_prefix_ok |
||
3296 | mov byte [ebx+0Dh],0 |
||
3297 | mov eax,'.rel' |
||
3298 | stos dword [edi] |
||
3299 | rel_prefix_ok: |
||
31 | halyavin | 3300 | mov esi,edi |
157 | heavyiron | 3301 | sub esi,edx |
3302 | xchg esi,[ebx] |
||
3303 | add ebx,10h |
||
3304 | make_elf_string: |
||
31 | halyavin | 3305 | or esi,esi |
157 | heavyiron | 3306 | jz default_string |
3307 | lods dword [esi] |
||
3308 | mov ecx,eax |
||
3309 | rep movs byte [edi],[esi] |
||
3310 | xor al,al |
||
3311 | stos byte [edi] |
||
3312 | jmp make_string_table |
||
3313 | make_elf64_string: |
||
31 | halyavin | 3314 | cmp byte [ebx+5],0 |
157 | heavyiron | 3315 | je elf64_rel_prefix_ok |
3316 | mov byte [ebx+5],0 |
||
3317 | mov eax,'.rel' |
||
3318 | stos dword [edi] |
||
3319 | mov al,'a' |
||
3320 | stos byte [edi] |
||
3321 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3322 | mov esi,edi |
157 | heavyiron | 3323 | sub esi,edx |
3324 | xchg esi,[ebx] |
||
3325 | add ebx,18h |
||
3326 | jmp make_elf_string |
||
3327 | default_string: |
||
31 | halyavin | 3328 | mov eax,'.fla' |
157 | heavyiron | 3329 | stos dword [edi] |
3330 | mov ax,'t' |
||
3331 | stos word [edi] |
||
3332 | jmp make_string_table |
||
3333 | elf_string_table_ok: |
||
31 | halyavin | 3334 | mov [edx+1+8],edi |
157 | heavyiron | 3335 | mov ebx,[code_start] |
3336 | mov eax,edi |
||
3337 | sub eax,[free_additional_memory] |
||
3338 | test [format_flags],8 |
||
3339 | jnz finish_elf64_header |
||
3340 | mov [ebx+20h],eax |
||
3341 | mov eax,[current_section] |
||
3342 | inc ax |
||
3343 | jz format_limitations_exceeded |
||
3344 | mov [ebx+32h],ax |
||
3345 | inc ax |
||
3346 | jz format_limitations_exceeded |
||
3347 | mov [ebx+30h],ax |
||
3348 | jmp elf_header_finished |
||
3349 | finish_elf64_header: |
||
31 | halyavin | 3350 | mov [ebx+28h],eax |
157 | heavyiron | 3351 | mov eax,[current_section] |
3352 | inc ax |
||
3353 | jz format_limitations_exceeded |
||
3354 | mov [ebx+3Eh],ax |
||
3355 | inc ax |
||
3356 | jz format_limitations_exceeded |
||
3357 | mov [ebx+3Ch],ax |
||
3358 | elf_header_finished: |
||
31 | halyavin | 3359 | xor eax,eax |
157 | heavyiron | 3360 | mov ecx,10 |
3361 | rep stos dword [edi] |
||
3362 | test [format_flags],8 |
||
3363 | jz elf_null_section_ok |
||
3364 | mov ecx,6 |
||
3365 | rep stos dword [edi] |
||
3366 | elf_null_section_ok: |
||
31 | halyavin | 3367 | mov esi,ebp |
157 | heavyiron | 3368 | xor ecx,ecx |
3369 | make_section_entry: |
||
31 | halyavin | 3370 | mov ebx,edi |
157 | heavyiron | 3371 | mov eax,[esi+4] |
3372 | mov eax,[eax] |
||
3373 | stos dword [edi] |
||
3374 | mov eax,1 |
||
3375 | cmp dword [esi+0Ch],0 |
||
3376 | je bss_section |
||
3377 | test byte [esi+14h],80h |
||
3378 | jz section_type_ok |
||
3379 | bss_section: |
||
31 | halyavin | 3380 | mov al,8 |
157 | heavyiron | 3381 | section_type_ok: |
31 | halyavin | 3382 | stos dword [edi] |
157 | heavyiron | 3383 | mov eax,[esi+14h] |
3384 | and al,3Fh |
||
3385 | call store_elf_machine_word |
||
3386 | xor eax,eax |
||
3387 | call store_elf_machine_word |
||
3388 | mov eax,[esi+8] |
||
3389 | mov [image_base],eax |
||
3390 | sub eax,[code_start] |
||
3391 | call store_elf_machine_word |
||
3392 | mov eax,[esi+0Ch] |
||
3393 | call store_elf_machine_word |
||
3394 | xor eax,eax |
||
3395 | stos dword [edi] |
||
3396 | stos dword [edi] |
||
3397 | mov eax,[esi+10h] |
||
3398 | call store_elf_machine_word |
||
3399 | xor eax,eax |
||
3400 | call store_elf_machine_word |
||
3401 | inc ecx |
||
3402 | add esi,20h |
||
3403 | xchg edi,[esp] |
||
3404 | mov ebp,edi |
||
3405 | convert_relocations: |
||
31 | halyavin | 3406 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3407 | je relocations_converted |
3408 | mov al,[esi] |
||
3409 | or al,al |
||
3410 | jz relocations_converted |
||
3411 | cmp al,80h |
||
3412 | jb make_relocation_entry |
||
3413 | cmp al,0C0h |
||
624 | heavyiron | 3414 | jb relocation_entry_ok |
3415 | add esi,10h |
||
157 | heavyiron | 3416 | jmp convert_relocations |
3417 | make_relocation_entry: |
||
31 | halyavin | 3418 | test [format_flags],8 |
157 | heavyiron | 3419 | jnz make_elf64_relocation_entry |
3420 | mov eax,[esi+4] |
||
3421 | stos dword [edi] |
||
3422 | mov eax,[esi+8] |
||
3423 | mov eax,[eax] |
||
3424 | mov al,[esi] |
||
3425 | stos dword [edi] |
||
3426 | jmp relocation_entry_ok |
||
3427 | make_elf64_relocation_entry: |
||
31 | halyavin | 3428 | mov eax,[esi+4] |
157 | heavyiron | 3429 | stos dword [edi] |
3430 | xor eax,eax |
||
3431 | stos dword [edi] |
||
3432 | movzx eax,byte [esi] |
||
3433 | stos dword [edi] |
||
3434 | mov eax,[esi+8] |
||
3435 | mov eax,[eax] |
||
3436 | shr eax,8 |
||
3437 | stos dword [edi] |
||
3438 | xor eax,eax |
||
3439 | stos dword [edi] |
||
3440 | stos dword [edi] |
||
3441 | relocation_entry_ok: |
||
31 | halyavin | 3442 | add esi,0Ch |
157 | heavyiron | 3443 | jmp convert_relocations |
3444 | store_elf_machine_word: |
||
31 | halyavin | 3445 | stos dword [edi] |
157 | heavyiron | 3446 | test [format_flags],8 |
3447 | jz elf_machine_word_ok |
||
3448 | mov dword [edi],0 |
||
3449 | add edi,4 |
||
3450 | elf_machine_word_ok: |
||
31 | halyavin | 3451 | ret |
157 | heavyiron | 3452 | relocations_converted: |
31 | halyavin | 3453 | cmp edi,ebp |
157 | heavyiron | 3454 | xchg edi,[esp] |
3455 | je rel_section_ok |
||
3456 | mov eax,[ebx] |
||
3457 | sub eax,4 |
||
3458 | test [format_flags],8 |
||
3459 | jz store_relocations_name_offset |
||
3460 | dec eax |
||
3461 | store_relocations_name_offset: |
||
31 | halyavin | 3462 | stos dword [edi] |
157 | heavyiron | 3463 | test [format_flags],8 |
3464 | jnz rela_section |
||
3465 | mov eax,9 |
||
3466 | jmp store_relocations_type |
||
3467 | rela_section: |
||
31 | halyavin | 3468 | mov eax,4 |
157 | heavyiron | 3469 | store_relocations_type: |
31 | halyavin | 3470 | stos dword [edi] |
157 | heavyiron | 3471 | xor al,al |
3472 | call store_elf_machine_word |
||
3473 | call store_elf_machine_word |
||
3474 | mov eax,ebp |
||
3475 | sub eax,[code_start] |
||
3476 | call store_elf_machine_word |
||
3477 | mov eax,[esp] |
||
3478 | sub eax,ebp |
||
3479 | call store_elf_machine_word |
||
3480 | mov eax,[current_section] |
||
3481 | stos dword [edi] |
||
3482 | mov eax,ecx |
||
3483 | stos dword [edi] |
||
3484 | inc ecx |
||
3485 | test [format_flags],8 |
||
3486 | jnz finish_elf64_rela_section |
||
3487 | mov eax,4 |
||
3488 | stos dword [edi] |
||
3489 | mov al,8 |
||
3490 | stos dword [edi] |
||
3491 | jmp rel_section_ok |
||
3492 | finish_elf64_rela_section: |
||
31 | halyavin | 3493 | mov eax,8 |
157 | heavyiron | 3494 | stos dword [edi] |
3495 | xor al,al |
||
3496 | stos dword [edi] |
||
3497 | mov al,24 |
||
3498 | stos dword [edi] |
||
3499 | xor al,al |
||
3500 | stos dword [edi] |
||
3501 | rel_section_ok: |
||
31 | halyavin | 3502 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3503 | jne make_section_entry |
3504 | pop eax |
||
3505 | mov ebx,[code_start] |
||
3506 | sub eax,ebx |
||
3507 | mov [code_size],eax |
||
3508 | mov ecx,20h |
||
3509 | test [format_flags],8 |
||
3510 | jz adjust_elf_section_headers_offset |
||
3511 | mov ecx,28h |
||
3512 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3513 | add [ebx+ecx],eax |
157 | heavyiron | 3514 | mov eax,1 |
3515 | stos dword [edi] |
||
3516 | mov al,2 |
||
3517 | stos dword [edi] |
||
3518 | xor al,al |
||
3519 | call store_elf_machine_word |
||
3520 | call store_elf_machine_word |
||
3521 | mov eax,[code_size] |
||
3522 | call store_elf_machine_word |
||
3523 | mov eax,[edx+1] |
||
3524 | sub eax,[free_additional_memory] |
||
3525 | call store_elf_machine_word |
||
3526 | mov eax,[current_section] |
||
3527 | inc eax |
||
3528 | stos dword [edi] |
||
3529 | mov eax,[number_of_sections] |
||
3530 | inc eax |
||
3531 | stos dword [edi] |
||
3532 | test [format_flags],8 |
||
3533 | jnz finish_elf64_sym_section |
||
3534 | mov eax,4 |
||
3535 | stos dword [edi] |
||
3536 | mov al,10h |
||
3537 | stos dword [edi] |
||
3538 | jmp sym_section_ok |
||
3539 | finish_elf64_sym_section: |
||
31 | halyavin | 3540 | mov eax,8 |
157 | heavyiron | 3541 | stos dword [edi] |
3542 | xor al,al |
||
3543 | stos dword [edi] |
||
3544 | mov al,18h |
||
3545 | stos dword [edi] |
||
3546 | xor al,al |
||
3547 | stos dword [edi] |
||
3548 | sym_section_ok: |
||
31 | halyavin | 3549 | mov al,1+8 |
157 | heavyiron | 3550 | stos dword [edi] |
3551 | mov al,3 |
||
3552 | stos dword [edi] |
||
3553 | xor al,al |
||
3554 | call store_elf_machine_word |
||
3555 | call store_elf_machine_word |
||
3556 | mov eax,[edx+1] |
||
3557 | sub eax,[free_additional_memory] |
||
3558 | add eax,[code_size] |
||
3559 | call store_elf_machine_word |
||
3560 | mov eax,[edx+1+8] |
||
3561 | sub eax,[edx+1] |
||
3562 | call store_elf_machine_word |
||
3563 | xor eax,eax |
||
3564 | stos dword [edi] |
||
3565 | stos dword [edi] |
||
3566 | mov al,1 |
||
3567 | call store_elf_machine_word |
||
3568 | xor eax,eax |
||
3569 | call store_elf_machine_word |
||
3570 | mov eax,'tab' |
||
3571 | mov dword [edx+1],'.sym' |
||
3572 | mov [edx+1+4],eax |
||
3573 | mov dword [edx+1+8],'.str' |
||
3574 | mov [edx+1+8+4],eax |
||
3575 | mov [resource_data],edx |
||
992 | heavyiron | 3576 | mov [written_size],0 |
157 | heavyiron | 3577 | mov edx,[output_file] |
3578 | call create |
||
3579 | jc write_failed |
||
3580 | call write_code |
||
3581 | mov ecx,edi |
||
3582 | mov edx,[free_additional_memory] |
||
3583 | sub ecx,edx |
||
3584 | add [written_size],ecx |
||
3585 | call write |
||
3586 | jc write_failed |
||
3587 | jmp output_written |
||
3588 | |||
31 | halyavin | 3589 | |
3590 | add esi,2 |
||
157 | heavyiron | 3591 | or [format_flags],1 |
3592 | mov [image_base],8048000h |
||
3593 | cmp byte [esi],80h |
||
3594 | jne elf_exe_base_ok |
||
3595 | lods word [esi] |
||
3596 | cmp ah,'(' |
||
3597 | jne invalid_argument |
||
3598 | cmp byte [esi],'.' |
||
3599 | je invalid_value |
||
3600 | push edx |
||
3601 | call get_dword_value |
||
3602 | cmp [value_type],0 |
||
3603 | jne invalid_use_of_symbol |
||
3604 | mov [image_base],eax |
||
3605 | pop edx |
||
3606 | elf_exe_base_ok: |
||
31 | halyavin | 3607 | mov byte [edx+10h],2 |
157 | heavyiron | 3608 | mov byte [edx+2Ah],20h |
3609 | mov ebx,edi |
||
3610 | mov ecx,20h shr 2 |
||
3611 | cmp [current_pass],0 |
||
3612 | je init_elf_segments |
||
3613 | imul ecx,[number_of_sections] |
||
3614 | init_elf_segments: |
||
109 | heavyiron | 3615 | xor eax,eax |
157 | heavyiron | 3616 | rep stos dword [edi] |
3617 | mov [number_of_sections],0 |
||
3618 | mov byte [ebx],1 |
||
3619 | mov word [ebx+1Ch],1000h |
||
3620 | mov byte [ebx+18h],111b |
||
3621 | mov eax,edi |
||
3622 | sub eax,[code_start] |
||
3623 | mov [ebx+4],eax |
||
3624 | add eax,[image_base] |
||
3625 | mov [ebx+8],eax |
||
3626 | mov [ebx+0Ch],eax |
||
3627 | mov [edx+18h],eax |
||
3628 | xor edx,edx |
||
3629 | not eax |
||
3630 | not edx |
||
3631 | add eax,1 |
||
3632 | adc edx,0 |
||
3633 | add eax,edi |
||
3634 | adc edx,0 |
||
3635 | mov dword [org_origin],eax |
||
3636 | mov dword [org_origin+4],edx |
||
3637 | mov [org_registers],0 |
||
3638 | mov [org_start],edi |
||
3639 | mov [symbols_stream],edi |
||
3640 | jmp format_defined |
||
607 | heavyiron | 3641 | format_elf64_exe: |
31 | halyavin | 3642 | add esi,2 |
157 | heavyiron | 3643 | or [format_flags],1 |
3644 | mov [image_base],400000h |
||
3645 | mov [image_base_high],0 |
||
3646 | cmp byte [esi],80h |
||
3647 | jne elf64_exe_base_ok |
||
3648 | lods word [esi] |
||
3649 | cmp ah,'(' |
||
3650 | jne invalid_argument |
||
3651 | cmp byte [esi],'.' |
||
3652 | je invalid_value |
||
3653 | push edx |
||
3654 | call get_qword_value |
||
3655 | cmp [value_type],0 |
||
3656 | jne invalid_use_of_symbol |
||
3657 | mov [image_base],eax |
||
3658 | mov [image_base_high],edx |
||
3659 | pop edx |
||
3660 | elf64_exe_base_ok: |
||
31 | halyavin | 3661 | mov byte [edx+10h],2 |
157 | heavyiron | 3662 | mov byte [edx+36h],38h |
3663 | mov ebx,edi |
||
3664 | mov ecx,38h shr 2 |
||
3665 | cmp [current_pass],0 |
||
3666 | je init_elf64_segments |
||
3667 | imul ecx,[number_of_sections] |
||
3668 | init_elf64_segments: |
||
109 | heavyiron | 3669 | xor eax,eax |
157 | heavyiron | 3670 | rep stos dword [edi] |
3671 | mov [number_of_sections],0 |
||
3672 | mov byte [ebx],1 |
||
3673 | mov word [ebx+30h],1000h |
||
3674 | mov byte [ebx+4],111b |
||
3675 | push edx |
||
3676 | mov eax,edi |
||
3677 | sub eax,[code_start] |
||
3678 | mov [ebx+8],eax |
||
3679 | xor edx,edx |
||
3680 | add eax,[image_base] |
||
3681 | adc edx,[image_base_high] |
||
3682 | mov [ebx+10h],eax |
||
3683 | mov [ebx+10h+4],edx |
||
3684 | mov [ebx+18h],eax |
||
3685 | mov [ebx+18h+4],edx |
||
3686 | pop ebx |
||
3687 | mov [ebx+18h],eax |
||
3688 | mov [ebx+18h+4],edx |
||
3689 | not eax |
||
3690 | not edx |
||
3691 | add eax,1 |
||
3692 | adc edx,0 |
||
3693 | add eax,edi |
||
3694 | adc edx,0 |
||
3695 | mov dword [org_origin],eax |
||
3696 | mov dword [org_origin+4],edx |
||
3697 | mov [org_registers],0 |
||
3698 | mov [org_start],edi |
||
3699 | mov [symbols_stream],edi |
||
3700 | jmp format_defined |
||
607 | heavyiron | 3701 | elf_entry: |
31 | halyavin | 3702 | lods byte [esi] |
157 | heavyiron | 3703 | cmp al,'(' |
3704 | jne invalid_argument |
||
3705 | cmp byte [esi],'.' |
||
3706 | je invalid_value |
||
3707 | test [format_flags],8 |
||
3708 | jnz elf64_entry |
||
3709 | call get_dword_value |
||
3710 | cmp [value_type],0 |
||
3711 | jne invalid_use_of_symbol |
||
3712 | mov edx,[code_start] |
||
3713 | mov [edx+18h],eax |
||
3714 | jmp instruction_assembled |
||
3715 | elf64_entry: |
||
31 | halyavin | 3716 | call get_qword_value |
157 | heavyiron | 3717 | cmp [value_type],0 |
3718 | jne invalid_use_of_symbol |
||
3719 | mov ebx,[code_start] |
||
3720 | mov [ebx+18h],eax |
||
3721 | mov [ebx+1Ch],edx |
||
3722 | jmp instruction_assembled |
||
3723 | elf_segment: |
||
109 | heavyiron | 3724 | bt [format_flags],0 |
157 | heavyiron | 3725 | jnc illegal_instruction |
3726 | test [format_flags],8 |
||
3727 | jnz elf64_segment |
||
3728 | call close_elf_segment |
||
3729 | push eax |
||
3730 | mov ebx,[number_of_sections] |
||
3731 | shl ebx,5 |
||
3732 | add ebx,[code_start] |
||
3733 | add ebx,34h |
||
3734 | cmp ebx,[symbols_stream] |
||
3735 | jb new_elf_segment |
||
3736 | mov ebx,[symbols_stream] |
||
3737 | sub ebx,20h |
||
3738 | push edi |
||
3739 | mov edi,ebx |
||
3740 | mov ecx,20h shr 2 |
||
3741 | xor eax,eax |
||
3742 | rep stos dword [edi] |
||
3743 | pop edi |
||
3744 | or [next_pass_needed],-1 |
||
3745 | new_elf_segment: |
||
109 | heavyiron | 3746 | mov byte [ebx],1 |
157 | heavyiron | 3747 | mov word [ebx+1Ch],1000h |
3748 | elf_segment_flags: |
||
109 | heavyiron | 3749 | cmp byte [esi],19h |
157 | heavyiron | 3750 | jne elf_segment_flags_ok |
3751 | lods word [esi] |
||
3752 | sub ah,28 |
||
3753 | jbe invalid_argument |
||
3754 | cmp ah,1 |
||
3755 | je mark_elf_segment_flag |
||
3756 | cmp ah,3 |
||
3757 | ja invalid_argument |
||
3758 | xor ah,1 |
||
3759 | cmp ah,2 |
||
3760 | je mark_elf_segment_flag |
||
3761 | inc ah |
||
3762 | mark_elf_segment_flag: |
||
109 | heavyiron | 3763 | test [ebx+18h],ah |
157 | heavyiron | 3764 | jnz setting_already_specified |
3765 | or [ebx+18h],ah |
||
3766 | jmp elf_segment_flags |
||
3767 | elf_segment_flags_ok: |
||
109 | heavyiron | 3768 | mov eax,edi |
157 | heavyiron | 3769 | sub eax,[code_start] |
3770 | mov [ebx+4],eax |
||
3771 | pop edx |
||
3772 | and eax,0FFFh |
||
3773 | add edx,eax |
||
3774 | mov [ebx+8],edx |
||
3775 | mov [ebx+0Ch],edx |
||
3776 | mov eax,edx |
||
3777 | xor edx,edx |
||
3778 | not eax |
||
3779 | not edx |
||
3780 | add eax,1 |
||
3781 | adc edx,0 |
||
3782 | add eax,edi |
||
3783 | adc edx,0 |
||
3784 | mov dword [org_origin],eax |
||
3785 | mov dword [org_origin+4],edx |
||
3786 | mov [org_registers],0 |
||
3787 | mov [org_start],edi |
||
3788 | inc [number_of_sections] |
||
3789 | jmp instruction_assembled |
||
3790 | close_elf_segment: |
||
109 | heavyiron | 3791 | cmp [number_of_sections],0 |
157 | heavyiron | 3792 | jne finish_elf_segment |
3793 | cmp edi,[symbols_stream] |
||
3794 | jne first_elf_segment_ok |
||
3795 | push edi |
||
3796 | mov edi,[code_start] |
||
3797 | add edi,34h |
||
3798 | mov ecx,20h shr 2 |
||
3799 | xor eax,eax |
||
3800 | rep stos dword [edi] |
||
3801 | pop edi |
||
3802 | mov eax,[image_base] |
||
3803 | ret |
||
3804 | first_elf_segment_ok: |
||
109 | heavyiron | 3805 | inc [number_of_sections] |
157 | heavyiron | 3806 | finish_elf_segment: |
109 | heavyiron | 3807 | mov ebx,[number_of_sections] |
157 | heavyiron | 3808 | dec ebx |
3809 | shl ebx,5 |
||
3810 | add ebx,[code_start] |
||
3811 | add ebx,34h |
||
3812 | mov eax,edi |
||
3813 | sub eax,[code_start] |
||
3814 | sub eax,[ebx+4] |
||
3815 | mov edx,edi |
||
3816 | cmp edi,[undefined_data_end] |
||
3817 | jne elf_segment_size_ok |
||
3818 | mov edi,[undefined_data_start] |
||
3819 | elf_segment_size_ok: |
||
109 | heavyiron | 3820 | mov [ebx+14h],eax |
157 | heavyiron | 3821 | add eax,edi |
3822 | sub eax,edx |
||
3823 | mov [ebx+10h],eax |
||
3824 | mov eax,[ebx+8] |
||
3825 | add eax,[ebx+14h] |
||
3826 | add eax,0FFFh |
||
3827 | and eax,not 0FFFh |
||
3828 | ret |
||
3829 | elf64_segment: |
||
109 | heavyiron | 3830 | call close_elf64_segment |
157 | heavyiron | 3831 | push eax edx |
3832 | mov ebx,[number_of_sections] |
||
3833 | imul ebx,38h |
||
3834 | add ebx,[code_start] |
||
3835 | add ebx,40h |
||
3836 | cmp ebx,[symbols_stream] |
||
3837 | jb new_elf64_segment |
||
3838 | mov ebx,[symbols_stream] |
||
3839 | sub ebx,38h |
||
3840 | push edi |
||
3841 | mov edi,ebx |
||
3842 | mov ecx,38h shr 2 |
||
3843 | xor eax,eax |
||
3844 | rep stos dword [edi] |
||
3845 | pop edi |
||
3846 | or [next_pass_needed],-1 |
||
3847 | new_elf64_segment: |
||
109 | heavyiron | 3848 | mov byte [ebx],1 |
157 | heavyiron | 3849 | mov word [ebx+30h],1000h |
3850 | elf64_segment_flags: |
||
109 | heavyiron | 3851 | cmp byte [esi],19h |
157 | heavyiron | 3852 | jne elf64_segment_flags_ok |
3853 | lods word [esi] |
||
3854 | sub ah,28 |
||
3855 | jbe invalid_argument |
||
3856 | cmp ah,1 |
||
3857 | je mark_elf64_segment_flag |
||
3858 | cmp ah,3 |
||
3859 | ja invalid_argument |
||
3860 | xor ah,1 |
||
3861 | cmp ah,2 |
||
3862 | je mark_elf64_segment_flag |
||
3863 | inc ah |
||
3864 | mark_elf64_segment_flag: |
||
109 | heavyiron | 3865 | test [ebx+4],ah |
157 | heavyiron | 3866 | jnz setting_already_specified |
3867 | or [ebx+4],ah |
||
3868 | jmp elf64_segment_flags |
||
3869 | elf64_segment_flags_ok: |
||
109 | heavyiron | 3870 | mov ecx,edi |
157 | heavyiron | 3871 | sub ecx,[code_start] |
3872 | mov [ebx+8],ecx |
||
3873 | pop edx eax |
||
3874 | and ecx,0FFFh |
||
3875 | add eax,ecx |
||
3876 | adc edx,0 |
||
3877 | mov [ebx+10h],eax |
||
3878 | mov [ebx+10h+4],edx |
||
3879 | mov [ebx+18h],eax |
||
3880 | mov [ebx+18h+4],edx |
||
3881 | not eax |
||
3882 | not edx |
||
3883 | add eax,1 |
||
3884 | adc edx,0 |
||
3885 | add eax,edi |
||
3886 | adc edx,0 |
||
3887 | mov dword [org_origin],eax |
||
3888 | mov dword [org_origin+4],edx |
||
3889 | mov [org_registers],0 |
||
3890 | mov [org_start],edi |
||
3891 | inc [number_of_sections] |
||
3892 | jmp instruction_assembled |
||
3893 | close_elf64_segment: |
||
109 | heavyiron | 3894 | cmp [number_of_sections],0 |
157 | heavyiron | 3895 | jne finish_elf64_segment |
3896 | cmp edi,[symbols_stream] |
||
3897 | jne first_elf64_segment_ok |
||
3898 | push edi |
||
3899 | mov edi,[code_start] |
||
3900 | add edi,40h |
||
3901 | mov ecx,38h shr 2 |
||
3902 | xor eax,eax |
||
3903 | rep stos dword [edi] |
||
3904 | pop edi |
||
3905 | mov eax,[image_base] |
||
3906 | mov edx,[image_base_high] |
||
3907 | ret |
||
3908 | first_elf64_segment_ok: |
||
109 | heavyiron | 3909 | inc [number_of_sections] |
157 | heavyiron | 3910 | finish_elf64_segment: |
109 | heavyiron | 3911 | mov ebx,[number_of_sections] |
157 | heavyiron | 3912 | dec ebx |
3913 | imul ebx,38h |
||
3914 | add ebx,[code_start] |
||
3915 | add ebx,40h |
||
3916 | mov eax,edi |
||
3917 | sub eax,[code_start] |
||
3918 | sub eax,[ebx+8] |
||
3919 | mov edx,edi |
||
3920 | cmp edi,[undefined_data_end] |
||
3921 | jne elf64_segment_size_ok |
||
3922 | mov edi,[undefined_data_start] |
||
3923 | elf64_segment_size_ok: |
||
109 | heavyiron | 3924 | mov [ebx+28h],eax |
157 | heavyiron | 3925 | add eax,edi |
3926 | sub eax,edx |
||
3927 | mov [ebx+20h],eax |
||
3928 | mov eax,[ebx+10h] |
||
3929 | mov edx,[ebx+10h+4] |
||
3930 | add eax,[ebx+28h] |
||
3931 | adc edx,0 |
||
3932 | sub eax,1 |
||
3933 | sbb edx,0 |
||
3934 | shrd eax,edx,12 |
||
3935 | shr edx,12 |
||
3936 | add eax,1 |
||
3937 | adc edx,0 |
||
3938 | shld edx,eax,12 |
||
3939 | shl eax,12 |
||
3940 | ret |
||
3941 | close_elf_exe: |
||
31 | halyavin | 3942 | test [format_flags],8 |
157 | heavyiron | 3943 | jnz close_elf64_exe |
3944 | call close_elf_segment |
||
3945 | mov edx,[code_start] |
||
3946 | mov eax,[number_of_sections] |
||
3947 | mov byte [edx+1Ch],34h |
||
3948 | mov [edx+2Ch],ax |
||
3949 | shl eax,5 |
||
3950 | add eax,edx |
||
3951 | add eax,34h |
||
3952 | cmp eax,[symbols_stream] |
||
3953 | je elf_exe_ok |
||
3954 | or [next_pass_needed],-1 |
||
3955 | elf_exe_ok: |
||
31 | halyavin | 3956 | ret |
157 | heavyiron | 3957 | close_elf64_exe: |
31 | halyavin | 3958 | call close_elf64_segment |
157 | heavyiron | 3959 | mov edx,[code_start] |
3960 | mov eax,[number_of_sections] |
||
3961 | mov byte [edx+20h],40h |
||
3962 | mov [edx+38h],ax |
||
3963 | imul eax,38h |
||
3964 | add eax,edx |
||
3965 | add eax,40h |
||
3966 | cmp eax,[symbols_stream] |
||
3967 | je elf64_exe_ok |
||
3968 | or [next_pass_needed],-1 |
||
3969 | elf64_exe_ok: |
||
31 | halyavin | 3970 | ret |
157 | heavyiron | 3971 | |
992 | heavyiron | 3972 | |
3973 | mov ebx,[code_start] |
||
3974 | mov dword [ebx],'fas'+27 shl 24 |
||
3975 | mov dword [ebx+4],VERSION_MAJOR + VERSION_MINOR shl 8 + 38h shl 16 |
||
3976 | add ebx,38h |
||
3977 | mov edi,ebx |
||
3978 | mov dword [ebx-38h+10h],38h |
||
3979 | mov dword [ebx-38h+8],0 |
||
3980 | mov esi,[input_file] |
||
3981 | call copy_asciiz |
||
3982 | cmp edi,[display_buffer] |
||
3983 | jae out_of_memory |
||
3984 | mov eax,edi |
||
3985 | sub eax,ebx |
||
3986 | mov [ebx-38h+0Ch],eax |
||
3987 | mov esi,[output_file] |
||
3988 | call copy_asciiz |
||
3989 | cmp edi,[display_buffer] |
||
3990 | jae out_of_memory |
||
3991 | mov edx,[symbols_stream] |
||
3992 | mov ebp,[free_additional_memory] |
||
3993 | mov [number_of_sections],0 |
||
3994 | cmp [output_format],4 |
||
3995 | je prepare_strings_table |
||
3996 | cmp [output_format],5 |
||
3997 | jne strings_table_ready |
||
3998 | bt [format_flags],0 |
||
3999 | jc strings_table_ready |
||
4000 | prepare_strings_table: |
||
4001 | cmp edx,ebp |
||
4002 | je strings_table_ready |
||
4003 | mov al,[edx] |
||
4004 | test al,al |
||
4005 | jz prepare_string |
||
4006 | cmp al,80h |
||
4007 | je prepare_string |
||
4008 | add edx,0Ch |
||
4009 | cmp al,0C0h |
||
4010 | jne prepare_strings_table |
||
4011 | add edx,4 |
||
4012 | jmp prepare_strings_table |
||
4013 | prepare_string: |
||
4014 | mov esi,edi |
||
4015 | sub esi,ebx |
||
4016 | xchg esi,[edx+4] |
||
4017 | test al,al |
||
4018 | jz prepare_section_string |
||
4019 | or dword [edx+4],1 shl 31 |
||
4020 | add edx,0Ch |
||
4021 | prepare_external_string: |
||
4022 | mov ecx,[esi] |
||
4023 | add esi,4 |
||
4024 | rep movs byte [edi],[esi] |
||
4025 | mov byte [edi],0 |
||
4026 | inc edi |
||
4027 | cmp edi,[display_buffer] |
||
4028 | jae out_of_memory |
||
4029 | jmp prepare_strings_table |
||
4030 | prepare_section_string: |
||
4031 | mov ecx,[number_of_sections] |
||
4032 | mov eax,ecx |
||
4033 | inc eax |
||
4034 | mov [number_of_sections],eax |
||
4035 | xchg eax,[edx+4] |
||
4036 | shl ecx,2 |
||
4037 | add ecx,[free_additional_memory] |
||
4038 | mov [ecx],eax |
||
4039 | add edx,20h |
||
4040 | test esi,esi |
||
4041 | jz prepare_default_section_string |
||
4042 | cmp [output_format],5 |
||
4043 | jne prepare_external_string |
||
4044 | bt [format_flags],0 |
||
4045 | jc prepare_external_string |
||
4046 | mov esi,[esi] |
||
4047 | add esi,[resource_data] |
||
4048 | copy_elf_section_name: |
||
4049 | lods byte [esi] |
||
4050 | cmp edi,[display_buffer] |
||
4051 | jae out_of_memory |
||
4052 | stos byte [edi] |
||
4053 | test al,al |
||
4054 | jnz copy_elf_section_name |
||
4055 | jmp prepare_strings_table |
||
4056 | prepare_default_section_string: |
||
4057 | mov eax,'.fla' |
||
4058 | stos dword [edi] |
||
4059 | mov ax,'t' |
||
4060 | stos word [edi] |
||
4061 | cmp edi,[display_buffer] |
||
4062 | jae out_of_memory |
||
4063 | jmp prepare_strings_table |
||
4064 | strings_table_ready: |
||
4065 | mov edx,[display_buffer] |
||
4066 | mov ebp,[memory_end] |
||
4067 | sub ebp,[labels_list] |
||
4068 | add ebp,edx |
||
4069 | prepare_labels_dump: |
||
4070 | cmp edx,ebp |
||
4071 | je labels_dump_ok |
||
4072 | mov eax,[edx+24] |
||
4073 | test eax,eax |
||
4074 | jz label_dump_name_ok |
||
4075 | cmp eax,[memory_start] |
||
4076 | jb label_name_outside_source |
||
4077 | cmp eax,[source_start] |
||
4078 | ja label_name_outside_source |
||
4079 | sub eax,[memory_start] |
||
4080 | dec eax |
||
4081 | mov [edx+24],eax |
||
4082 | jmp label_dump_name_ok |
||
4083 | label_name_outside_source: |
||
4084 | mov esi,eax |
||
4085 | mov eax,edi |
||
4086 | sub eax,ebx |
||
4087 | or eax,1 shl 31 |
||
4088 | mov [edx+24],eax |
||
4089 | movzx ecx,byte [esi-1] |
||
4090 | lea eax,[edi+ecx+1] |
||
4091 | cmp edi,[display_buffer] |
||
4092 | jae out_of_memory |
||
4093 | rep movsb |
||
4094 | xor al,al |
||
4095 | stosb |
||
4096 | label_dump_name_ok: |
||
4097 | mov eax,[edx+28] |
||
4098 | test eax,eax |
||
4099 | jz label_dump_line_ok |
||
4100 | sub eax,[memory_start] |
||
4101 | mov [edx+28],eax |
||
4102 | label_dump_line_ok: |
||
4103 | mov eax,[edx+20] |
||
4104 | test eax,eax |
||
4105 | jz base_symbol_for_label_ok |
||
4106 | cmp eax,[symbols_stream] |
||
4107 | mov eax,[eax+4] |
||
4108 | jae base_symbol_for_label_ok |
||
4109 | xor eax,eax |
||
4110 | base_symbol_for_label_ok: |
||
4111 | mov [edx+20],eax |
||
4112 | add edx,32 |
||
4113 | jmp prepare_labels_dump |
||
4114 | labels_dump_ok: |
||
4115 | mov eax,edi |
||
4116 | sub eax,ebx |
||
4117 | mov [ebx-38h+14h],eax |
||
4118 | add eax,38h |
||
4119 | mov [ebx-38h+18h],eax |
||
4120 | mov ecx,[memory_end] |
||
4121 | sub ecx,[labels_list] |
||
4122 | mov [ebx-38h+1Ch],ecx |
||
4123 | add eax,ecx |
||
4124 | mov [ebx-38h+20h],eax |
||
4125 | mov ecx,[source_start] |
||
4126 | sub ecx,[memory_start] |
||
4127 | mov [ebx-38h+24h],ecx |
||
4128 | add eax,ecx |
||
4129 | mov [ebx-38h+28h],eax |
||
4130 | mov eax,[number_of_sections] |
||
4131 | shl eax,3 |
||
4132 | mov [ebx-38h+34h],eax |
||
4133 | mov esi,[memory_start] |
||
4134 | prepare_preprocessed_source: |
||
4135 | cmp esi,[source_start] |
||
4136 | jae preprocessed_source_ok |
||
4137 | mov eax,[memory_start] |
||
4138 | mov edx,[input_file] |
||
4139 | cmp [esi],edx |
||
4140 | jne line_not_from_main_input |
||
4141 | mov [esi],eax |
||
4142 | line_not_from_main_input: |
||
4143 | sub [esi],eax |
||
4144 | test byte [esi+7],1 shl 7 |
||
4145 | jz prepare_next_preprocessed_line |
||
4146 | sub [esi+8],eax |
||
4147 | sub [esi+12],eax |
||
4148 | prepare_next_preprocessed_line: |
||
4149 | add esi,16 |
||
4150 | call skip_foreign_line |
||
4151 | jmp prepare_preprocessed_source |
||
4152 | preprocessed_source_ok: |
||
4153 | mov esi,[labels_list] |
||
4154 | mov ebp,edi |
||
4155 | make_lines_dump: |
||
4156 | cmp esi,[display_buffer] |
||
4157 | je lines_dump_ok |
||
4158 | mov eax,[esi-4] |
||
4159 | mov ecx,[esi-8] |
||
4160 | sub esi,8 |
||
4161 | sub esi,ecx |
||
4162 | cmp eax,1 |
||
4163 | jne make_lines_dump |
||
4164 | mov eax,[esi+4] |
||
4165 | sub eax,[code_start] |
||
4166 | add eax,[headers_size] |
||
4167 | cmp byte [esi+1Ah],0 |
||
4168 | je store_offset |
||
4169 | xor eax,eax |
||
4170 | store_offset: |
||
4171 | stos dword [edi] |
||
4172 | mov eax,[esi] |
||
4173 | sub eax,[memory_start] |
||
4174 | stos dword [edi] |
||
4175 | mov eax,[esi+4] |
||
4176 | xor edx,edx |
||
4177 | sub eax,[esi+8] |
||
4178 | sbb edx,[esi+8+4] |
||
4179 | stos dword [edi] |
||
4180 | mov eax,edx |
||
4181 | stos dword [edi] |
||
4182 | mov eax,[esi+10h] |
||
4183 | stos dword [edi] |
||
4184 | mov eax,[esi+14h] |
||
4185 | test eax,eax |
||
4186 | jz base_symbol_for_line_ok |
||
4187 | cmp eax,[symbols_stream] |
||
4188 | mov eax,[eax+4] |
||
4189 | jae base_symbol_for_line_ok |
||
4190 | xor eax,eax |
||
4191 | base_symbol_for_line_ok: |
||
4192 | stos dword [edi] |
||
4193 | mov eax,[esi+18h] |
||
4194 | and eax,001FFFFh |
||
4195 | stos dword [edi] |
||
4196 | jmp make_lines_dump |
||
4197 | lines_dump_ok: |
||
4198 | mov edx,edi |
||
4199 | mov eax,[current_offset] |
||
4200 | sub eax,[code_start] |
||
4201 | add eax,[headers_size] |
||
4202 | stos dword [edi] |
||
4203 | mov ecx,edi |
||
4204 | sub ecx,ebx |
||
4205 | sub ecx,[ebx-38h+14h] |
||
4206 | mov [ebx-38h+2Ch],ecx |
||
4207 | add ecx,[ebx-38h+28h] |
||
4208 | mov [ebx-38h+30h],ecx |
||
4209 | find_inexisting_offsets: |
||
4210 | sub edx,1Ch |
||
4211 | cmp edx,ebp |
||
4212 | jb write_symbols |
||
4213 | test byte [edx+1Ah],1 |
||
4214 | jnz find_inexisting_offsets |
||
4215 | cmp eax,[edx] |
||
4216 | jb correct_inexisting_offset |
||
4217 | mov eax,[edx] |
||
4218 | jmp find_inexisting_offsets |
||
4219 | correct_inexisting_offset: |
||
4220 | mov dword [edx],0 |
||
4221 | or byte [edx+1Ah],2 |
||
4222 | jmp find_inexisting_offsets |
||
4223 | write_symbols: |
||
4224 | mov edx,[symbols_file] |
||
4225 | call create |
||
4226 | jc write_failed |
||
4227 | mov edx,[code_start] |
||
4228 | mov ecx,[edx+14h] |
||
4229 | add ecx,38h |
||
4230 | call write |
||
4231 | mov edx,[display_buffer] |
||
4232 | mov ecx,[memory_end] |
||
4233 | sub ecx,[labels_list] |
||
4234 | call write |
||
4235 | mov edx,[memory_start] |
||
4236 | mov ecx,[source_start] |
||
4237 | sub ecx,edx |
||
4238 | call write |
||
4239 | mov edx,ebp |
||
4240 | mov ecx,edi |
||
4241 | sub ecx,edx |
||
4242 | call write |
||
4243 | mov edx,[free_additional_memory] |
||
4244 | mov ecx,[number_of_sections] |
||
4245 | shl ecx,2 |
||
4246 | call write |
||
4247 | call close |
||
4248 | ret |
||
4249 |