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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 | cmp [output_file],0 |
||
157 | heavyiron | 7 | jne output_path_ok |
8 | push edi |
||
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 |
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15 | stos byte [edi] |
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16 | or al,al |
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17 | jnz copy_output_path |
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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 |
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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 |
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35 | cmp [file_extension],0 |
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607 | heavyiron | 36 | jne extension_specified |
37 | cmp [output_format],2 |
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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 |
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52 | sys_extension: |
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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: |
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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: |
||
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] |
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78 | mov esi,edi |
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79 | stos dword [edi] |
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80 | sub edi,9 |
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81 | xor eax,eax |
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82 | mov ebx,characters |
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83 | adapt_case: |
||
31 | halyavin | 84 | mov al,[esi] |
157 | heavyiron | 85 | or al,al |
86 | jz adapt_next |
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87 | xlat byte [ebx] |
||
88 | cmp al,[esi] |
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89 | je adapt_ok |
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90 | sub byte [edi],20h |
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91 | adapt_ok: |
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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 |
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607 | heavyiron | 98 | extension_specified: |
99 | mov al,'.' |
||
100 | stos byte [edi] |
||
101 | mov esi,[file_extension] |
||
102 | copy_extension: |
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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 |
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108 | extension_ok: |
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109 | mov esi,edi |
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157 | heavyiron | 110 | lea ecx,[esi+1] |
111 | sub ecx,[free_additional_memory] |
||
112 | mov edi,[structures_buffer] |
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113 | dec edi |
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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 |
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120 | pop edi |
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121 | output_path_ok: |
||
31 | halyavin | 122 | cmp [output_format],4 |
157 | heavyiron | 123 | je coff_formatter |
124 | cmp [output_format],5 |
||
125 | jne common_formatter |
||
126 | bt [format_flags],0 |
||
127 | jnc elf_formatter |
||
128 | common_formatter: |
||
31 | halyavin | 129 | mov eax,edi |
157 | heavyiron | 130 | sub eax,[code_start] |
131 | mov [real_code_size],eax |
||
132 | cmp edi,[undefined_data_end] |
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133 | jne calculate_code_size |
||
134 | mov edi,[undefined_data_start] |
||
135 | calculate_code_size: |
||
31 | halyavin | 136 | sub edi,[code_start] |
157 | heavyiron | 137 | mov [code_size],edi |
138 | mov [written_size],0 |
||
139 | mov edx,[output_file] |
||
140 | call create |
||
141 | jc write_failed |
||
142 | cmp [output_format],3 |
||
143 | jne stub_written |
||
144 | mov edx,[code_start] |
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145 | mov ecx,[stub_size] |
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146 | sub edx,ecx |
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147 | add [written_size],ecx |
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148 | call write |
||
149 | stub_written: |
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31 | halyavin | 150 | cmp [output_format],2 |
157 | heavyiron | 151 | jne write_output |
152 | call write_mz_header |
||
153 | write_output: |
||
31 | halyavin | 154 | call write_code |
157 | heavyiron | 155 | output_written: |
31 | halyavin | 156 | call close |
157 | heavyiron | 157 | ret |
158 | write_code: |
||
31 | halyavin | 159 | mov eax,[written_size] |
157 | heavyiron | 160 | mov [headers_size],eax |
161 | mov edx,[code_start] |
||
162 | mov ecx,[code_size] |
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163 | add [written_size],ecx |
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164 | call write |
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165 | jc write_failed |
||
166 | ret |
||
167 | format_directive: |
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31 | halyavin | 168 | cmp edi,[code_start] |
157 | heavyiron | 169 | jne unexpected_instruction |
170 | cmp [virtual_data],0 |
||
171 | jne unexpected_instruction |
||
172 | cmp [output_format],0 |
||
173 | jne unexpected_instruction |
||
174 | lods byte [esi] |
||
175 | cmp al,17h |
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176 | je format_prefix |
||
177 | cmp al,18h |
||
178 | jne invalid_argument |
||
179 | lods byte [esi] |
||
180 | select_format: |
||
31 | halyavin | 181 | mov dl,al |
157 | heavyiron | 182 | shr al,4 |
183 | mov [output_format],al |
||
184 | and edx,0Fh |
||
185 | or [format_flags],edx |
||
186 | cmp al,2 |
||
187 | je format_mz |
||
188 | cmp al,3 |
||
189 | je format_pe |
||
190 | cmp al,4 |
||
191 | je format_coff |
||
192 | cmp al,5 |
||
193 | je format_elf |
||
194 | format_defined: |
||
607 | heavyiron | 195 | cmp byte [esi],86h |
196 | jne instruction_assembled |
||
197 | cmp word [esi+1],'(' |
||
198 | jne invalid_argument |
||
199 | mov eax,[esi+3] |
||
200 | add esi,3+4 |
||
201 | mov [file_extension],esi |
||
202 | lea esi,[esi+eax+1] |
||
203 | jmp instruction_assembled |
||
157 | heavyiron | 204 | format_prefix: |
31 | halyavin | 205 | lods byte [esi] |
157 | heavyiron | 206 | mov ah,al |
207 | lods byte [esi] |
||
208 | cmp al,18h |
||
209 | jne invalid_argument |
||
210 | lods byte [esi] |
||
211 | mov edx,eax |
||
212 | shr dl,4 |
||
213 | shr dh,4 |
||
214 | cmp dl,dh |
||
215 | jne invalid_argument |
||
216 | or al,ah |
||
217 | jmp select_format |
||
218 | entry_directive: |
||
31 | halyavin | 219 | bts [format_flags],10h |
157 | heavyiron | 220 | jc setting_already_specified |
221 | mov al,[output_format] |
||
222 | cmp al,2 |
||
223 | je mz_entry |
||
224 | cmp al,3 |
||
225 | je pe_entry |
||
226 | cmp al,5 |
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227 | jne illegal_instruction |
||
228 | bt [format_flags],0 |
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229 | jc elf_entry |
||
230 | jmp illegal_instruction |
||
231 | stack_directive: |
||
31 | halyavin | 232 | bts [format_flags],11h |
157 | heavyiron | 233 | jc setting_already_specified |
234 | mov al,[output_format] |
||
235 | cmp al,2 |
||
236 | je mz_stack |
||
237 | cmp al,3 |
||
238 | je pe_stack |
||
239 | jmp illegal_instruction |
||
240 | heap_directive: |
||
31 | halyavin | 241 | bts [format_flags],12h |
157 | heavyiron | 242 | jc setting_already_specified |
243 | mov al,[output_format] |
||
244 | cmp al,2 |
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245 | je mz_heap |
||
246 | cmp al,3 |
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247 | je pe_heap |
||
248 | jmp illegal_instruction |
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249 | segment_directive: |
||
109 | heavyiron | 250 | cmp [virtual_data],0 |
157 | heavyiron | 251 | jne illegal_instruction |
252 | mov al,[output_format] |
||
253 | cmp al,2 |
||
254 | je mz_segment |
||
255 | cmp al,5 |
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256 | je elf_segment |
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257 | jmp illegal_instruction |
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258 | section_directive: |
||
31 | halyavin | 259 | cmp [virtual_data],0 |
157 | heavyiron | 260 | jne illegal_instruction |
261 | mov al,[output_format] |
||
262 | cmp al,3 |
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263 | je pe_section |
||
264 | cmp al,4 |
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265 | je coff_section |
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266 | cmp al,5 |
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267 | je elf_section |
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268 | jmp illegal_instruction |
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269 | public_directive: |
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31 | halyavin | 270 | mov al,[output_format] |
157 | heavyiron | 271 | cmp al,4 |
272 | je public_allowed |
||
273 | cmp al,5 |
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274 | jne illegal_instruction |
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275 | bt [format_flags],0 |
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276 | jc illegal_instruction |
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277 | public_allowed: |
||
31 | halyavin | 278 | mov [base_code],0C0h |
624 | heavyiron | 279 | lods byte [esi] |
157 | heavyiron | 280 | cmp al,2 |
281 | je public_label |
||
624 | heavyiron | 282 | cmp al,1Dh |
283 | jne invalid_argument |
||
157 | heavyiron | 284 | lods byte [esi] |
624 | heavyiron | 285 | and al,7 |
286 | add [base_code],al |
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287 | lods byte [esi] |
||
288 | cmp al,2 |
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289 | jne invalid_argument |
||
290 | public_label: |
||
291 | lods dword [esi] |
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157 | heavyiron | 292 | cmp eax,0Fh |
293 | jb invalid_use_of_symbol |
||
294 | je reserved_word_used_as_symbol |
||
295 | mov dx,[current_pass] |
||
296 | mov [eax+18],dx |
||
297 | or byte [eax+8],8 |
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298 | inc esi |
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299 | mov ebx,[free_additional_memory] |
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300 | lea edx,[ebx+10h] |
||
301 | cmp edx,[structures_buffer] |
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302 | jae out_of_memory |
||
303 | mov [free_additional_memory],edx |
||
304 | mov [ebx+8],eax |
||
305 | mov eax,[current_line] |
||
306 | mov [ebx+0Ch],eax |
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307 | lods byte [esi] |
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308 | cmp al,86h |
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309 | jne invalid_argument |
||
310 | lods word [esi] |
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311 | cmp ax,'(' |
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312 | jne invalid_argument |
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313 | mov [ebx+4],esi |
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314 | lods dword [esi] |
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315 | lea esi,[esi+eax+1] |
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316 | mov al,[base_code] |
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624 | heavyiron | 317 | mov [ebx],al |
318 | jmp instruction_assembled |
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157 | heavyiron | 319 | extrn_directive: |
31 | halyavin | 320 | mov al,[output_format] |
157 | heavyiron | 321 | cmp al,4 |
322 | je extrn_allowed |
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323 | cmp al,5 |
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324 | jne illegal_instruction |
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325 | bt [format_flags],0 |
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326 | jc illegal_instruction |
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327 | extrn_allowed: |
||
31 | halyavin | 328 | lods word [esi] |
157 | heavyiron | 329 | cmp ax,'(' |
330 | jne invalid_argument |
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331 | mov ebx,esi |
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332 | lods dword [esi] |
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333 | lea esi,[esi+eax+1] |
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334 | mov edx,[free_additional_memory] |
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335 | lea eax,[edx+0Ch] |
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336 | cmp eax,[structures_buffer] |
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337 | jae out_of_memory |
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338 | mov [free_additional_memory],eax |
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339 | mov byte [edx],80h |
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624 | heavyiron | 340 | mov [edx+4],ebx |
157 | heavyiron | 341 | lods byte [esi] |
342 | cmp al,86h |
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343 | jne invalid_argument |
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344 | lods byte [esi] |
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345 | cmp al,2 |
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346 | jne invalid_argument |
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347 | lods dword [esi] |
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348 | cmp eax,0Fh |
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349 | jb invalid_use_of_symbol |
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350 | je reserved_word_used_as_symbol |
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351 | inc esi |
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352 | mov ebx,eax |
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353 | xor ah,ah |
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354 | lods byte [esi] |
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355 | cmp al,':' |
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356 | je get_extrn_size |
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357 | dec esi |
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358 | cmp al,11h |
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359 | jne extrn_size_ok |
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360 | get_extrn_size: |
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31 | halyavin | 361 | lods word [esi] |
157 | heavyiron | 362 | cmp al,11h |
363 | jne invalid_argument |
||
364 | extrn_size_ok: |
||
31 | halyavin | 365 | mov [address_symbol],edx |
157 | heavyiron | 366 | movzx ecx,ah |
367 | mov [edx+8],ecx |
||
368 | xor eax,eax |
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369 | xor edx,edx |
||
370 | xor ebp,ebp |
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371 | mov ch,2 |
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372 | test [format_flags],8 |
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373 | jz make_free_label |
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374 | mov ch,4 |
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375 | jmp make_free_label |
||
376 | mark_relocation: |
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31 | halyavin | 377 | cmp [value_type],0 |
157 | heavyiron | 378 | je relocation_ok |
379 | cmp [virtual_data],0 |
||
380 | jne relocation_ok |
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381 | cmp [output_format],2 |
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382 | je mark_mz_relocation |
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383 | cmp [output_format],3 |
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384 | je mark_pe_relocation |
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385 | cmp [output_format],4 |
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386 | je mark_coff_relocation |
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387 | cmp [output_format],5 |
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388 | je mark_elf_relocation |
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389 | relocation_ok: |
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31 | halyavin | 390 | ret |
157 | heavyiron | 391 | close_pass: |
31 | halyavin | 392 | mov al,[output_format] |
157 | heavyiron | 393 | cmp al,3 |
394 | je close_pe |
||
395 | cmp al,4 |
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396 | je close_coff |
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397 | cmp al,5 |
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398 | je close_elf |
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399 | ret |
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400 | |||
31 | halyavin | 401 | |
402 | mov edx,[additional_memory] |
||
157 | heavyiron | 403 | push edi |
404 | mov edi,edx |
||
405 | mov ecx,1Ch shr 2 |
||
406 | xor eax,eax |
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407 | rep stos dword [edi] |
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408 | mov [free_additional_memory],edi |
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409 | pop edi |
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410 | mov word [edx+0Ch],0FFFFh |
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411 | mov word [edx+10h],1000h |
||
412 | mov [code_type],16 |
||
413 | jmp format_defined |
||
607 | heavyiron | 414 | mark_mz_relocation: |
31 | halyavin | 415 | push eax ebx |
157 | heavyiron | 416 | inc [number_of_relocations] |
417 | mov ebx,[free_additional_memory] |
||
418 | mov eax,edi |
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419 | sub eax,[code_start] |
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420 | mov [ebx],ax |
||
421 | shr eax,16 |
||
422 | shl ax,12 |
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423 | mov [ebx+2],ax |
||
424 | cmp word [ebx],0FFFFh |
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425 | jne mz_relocation_ok |
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426 | inc word [ebx+2] |
||
427 | sub word [ebx],10h |
||
428 | mz_relocation_ok: |
||
31 | halyavin | 429 | add ebx,4 |
157 | heavyiron | 430 | cmp ebx,[structures_buffer] |
431 | jae out_of_memory |
||
432 | mov [free_additional_memory],ebx |
||
433 | pop ebx eax |
||
434 | ret |
||
435 | mz_segment: |
||
109 | heavyiron | 436 | lods byte [esi] |
157 | heavyiron | 437 | cmp al,2 |
438 | jne invalid_argument |
||
439 | lods dword [esi] |
||
440 | cmp eax,0Fh |
||
441 | jb invalid_use_of_symbol |
||
442 | je reserved_word_used_as_symbol |
||
443 | inc esi |
||
444 | mov ebx,eax |
||
445 | mov eax,edi |
||
446 | sub eax,[code_start] |
||
447 | mov ecx,0Fh |
||
448 | add eax,0Fh |
||
449 | and eax,1111b |
||
450 | sub ecx,eax |
||
451 | mov edx,edi |
||
452 | xor al,al |
||
453 | rep stos byte [edi] |
||
454 | mov dword [org_origin],edi |
||
455 | mov dword [org_origin+4],0 |
||
456 | mov [org_registers],0 |
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457 | mov [org_start],edi |
||
458 | mov eax,edx |
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459 | call undefined_data |
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460 | mov eax,edi |
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461 | sub eax,[code_start] |
||
462 | shr eax,4 |
||
463 | cmp eax,10000h |
||
464 | jae value_out_of_range |
||
465 | mov edx,eax |
||
466 | mov al,16 |
||
467 | cmp byte [esi],13h |
||
468 | jne segment_type_ok |
||
469 | inc esi |
||
470 | lods byte [esi] |
||
471 | segment_type_ok: |
||
31 | halyavin | 472 | mov [code_type],al |
157 | heavyiron | 473 | mov eax,edx |
474 | mov cx,0100h |
||
475 | xor edx,edx |
||
476 | xor ebp,ebp |
||
477 | mov [address_symbol],edx |
||
478 | jmp make_free_label |
||
479 | mz_entry: |
||
31 | halyavin | 480 | lods byte [esi] |
157 | heavyiron | 481 | cmp al,'(' |
482 | jne invalid_argument |
||
483 | call get_word_value |
||
484 | cmp [value_type],1 |
||
485 | je initial_cs_ok |
||
486 | cmp [error_line],0 |
||
487 | jne initial_cs_ok |
||
488 | mov eax,[current_line] |
||
489 | mov [error_line],eax |
||
490 | mov [error],invalid_address |
||
491 | initial_cs_ok: |
||
31 | halyavin | 492 | mov edx,[additional_memory] |
157 | heavyiron | 493 | mov [edx+16h],ax |
494 | lods byte [esi] |
||
495 | cmp al,':' |
||
496 | jne invalid_argument |
||
497 | lods byte [esi] |
||
498 | cmp al,'(' |
||
499 | jne invalid_argument |
||
500 | ja invalid_address |
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501 | call get_word_value |
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502 | cmp [value_type],0 |
||
503 | jne invalid_use_of_symbol |
||
504 | mov edx,[additional_memory] |
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505 | mov [edx+14h],ax |
||
506 | jmp instruction_assembled |
||
507 | mz_stack: |
||
31 | halyavin | 508 | lods byte [esi] |
157 | heavyiron | 509 | cmp al,'(' |
510 | jne invalid_argument |
||
511 | call get_word_value |
||
512 | cmp byte [esi],':' |
||
513 | je stack_pointer |
||
514 | cmp ax,10h |
||
515 | jb invalid_value |
||
516 | cmp [value_type],0 |
||
517 | jne invalid_use_of_symbol |
||
518 | mov edx,[additional_memory] |
||
519 | mov [edx+10h],ax |
||
520 | jmp instruction_assembled |
||
521 | stack_pointer: |
||
31 | halyavin | 522 | cmp [value_type],1 |
157 | heavyiron | 523 | je initial_ss_ok |
524 | cmp [error_line],0 |
||
525 | jne initial_ss_ok |
||
526 | mov eax,[current_line] |
||
527 | mov [error_line],eax |
||
528 | mov [error],invalid_address |
||
529 | initial_ss_ok: |
||
31 | halyavin | 530 | mov edx,[additional_memory] |
157 | heavyiron | 531 | mov [edx+0Eh],ax |
532 | lods byte [esi] |
||
533 | cmp al,':' |
||
534 | jne invalid_argument |
||
535 | lods byte [esi] |
||
536 | cmp al,'(' |
||
537 | jne invalid_argument |
||
538 | call get_word_value |
||
539 | cmp [value_type],0 |
||
540 | jne invalid_use_of_symbol |
||
541 | mov edx,[additional_memory] |
||
542 | mov [edx+10h],ax |
||
543 | bts [format_flags],4 |
||
544 | jmp instruction_assembled |
||
545 | mz_heap: |
||
31 | halyavin | 546 | cmp [output_format],2 |
157 | heavyiron | 547 | jne illegal_instruction |
548 | lods byte [esi] |
||
549 | call get_size_operator |
||
550 | cmp ah,1 |
||
551 | je invalid_value |
||
552 | cmp ah,2 |
||
553 | ja invalid_value |
||
554 | cmp al,'(' |
||
555 | jne invalid_argument |
||
556 | call get_word_value |
||
557 | cmp [value_type],0 |
||
558 | jne invalid_use_of_symbol |
||
559 | mov edx,[additional_memory] |
||
560 | mov [edx+0Ch],ax |
||
561 | jmp instruction_assembled |
||
562 | write_mz_header: |
||
31 | halyavin | 563 | mov edx,[additional_memory] |
157 | heavyiron | 564 | bt [format_flags],4 |
565 | jc mz_stack_ok |
||
566 | mov eax,[real_code_size] |
||
567 | dec eax |
||
568 | shr eax,4 |
||
569 | inc eax |
||
570 | mov [edx+0Eh],ax |
||
571 | shl eax,4 |
||
572 | movzx ecx,word [edx+10h] |
||
573 | add eax,ecx |
||
574 | mov [real_code_size],eax |
||
575 | mz_stack_ok: |
||
31 | halyavin | 576 | mov edi,[free_additional_memory] |
157 | heavyiron | 577 | mov eax,[number_of_relocations] |
578 | shl eax,2 |
||
579 | add eax,1Ch |
||
580 | sub edi,eax |
||
581 | xchg edi,[free_additional_memory] |
||
582 | mov ecx,0Fh |
||
583 | add eax,0Fh |
||
584 | and eax,1111b |
||
585 | sub ecx,eax |
||
586 | xor al,al |
||
587 | rep stos byte [edi] |
||
588 | sub edi,[free_additional_memory] |
||
589 | mov ecx,edi |
||
590 | shr edi,4 |
||
591 | mov word [edx],'MZ' ; signature |
||
592 | mov [edx+8],di ; header size in paragraphs |
||
593 | mov eax,[number_of_relocations] |
||
594 | mov [edx+6],ax ; number of relocation entries |
||
595 | mov eax,[code_size] |
||
596 | add eax,ecx |
||
597 | mov esi,eax |
||
598 | shr esi,9 |
||
599 | and eax,1FFh |
||
600 | inc si |
||
601 | or ax,ax |
||
602 | jnz mz_size_ok |
||
603 | dec si |
||
604 | mz_size_ok: |
||
31 | halyavin | 605 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 606 | mov [edx+4],si ; number of pages |
607 | mov eax,[real_code_size] |
||
608 | dec eax |
||
609 | shr eax,4 |
||
610 | inc eax |
||
611 | mov esi,[code_size] |
||
612 | dec esi |
||
613 | shr esi,4 |
||
614 | inc esi |
||
615 | sub eax,esi |
||
616 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
617 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
618 | salc |
||
619 | mov ah,al |
||
620 | or [edx+0Ch],ax |
||
621 | mov word [edx+18h],1Ch ; offset of relocation table |
||
622 | add [written_size],ecx |
||
623 | call write |
||
624 | jc write_failed |
||
625 | ret |
||
626 | |||
31 | halyavin | 627 | |
628 | mov [stub_file],edx |
||
157 | heavyiron | 629 | or edx,edx |
630 | jnz stub_from_file |
||
631 | push esi |
||
632 | mov edx,edi |
||
633 | xor eax,eax |
||
634 | mov ecx,20h |
||
635 | rep stos dword [edi] |
||
636 | mov eax,40h+default_stub_end-default_stub |
||
637 | mov cx,100h+default_stub_end-default_stub |
||
638 | mov word [edx],'MZ' |
||
639 | mov word [edx+4],1 |
||
640 | mov word [edx+2],ax |
||
641 | mov word [edx+8],4 |
||
642 | mov word [edx+0Ah],10h |
||
643 | mov word [edx+0Ch],0FFFFh |
||
644 | mov word [edx+10h],cx |
||
645 | mov word [edx+3Ch],ax |
||
646 | mov word [edx+18h],40h |
||
647 | lea edi,[edx+40h] |
||
648 | mov esi,default_stub |
||
649 | mov ecx,default_stub_end-default_stub |
||
650 | rep movs byte [edi],[esi] |
||
651 | pop esi |
||
652 | jmp stub_ok |
||
653 | default_stub: |
||
31 | halyavin | 654 | use16 |
157 | heavyiron | 655 | push cs |
656 | pop ds |
||
657 | mov dx,stub_message-default_stub |
||
658 | mov ah,9 |
||
659 | int 21h |
||
660 | mov ax,4C01h |
||
661 | int 21h |
||
662 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 663 | rq 1 |
157 | heavyiron | 664 | default_stub_end: |
31 | halyavin | 665 | use32 |
157 | heavyiron | 666 | stub_from_file: |
31 | halyavin | 667 | push esi |
157 | heavyiron | 668 | mov esi,edx |
669 | call open_binary_file |
||
670 | mov edx,edi |
||
671 | mov ecx,1Ch |
||
672 | mov esi,edx |
||
673 | call read |
||
674 | jc binary_stub |
||
675 | cmp word [esi],'MZ' |
||
676 | jne binary_stub |
||
677 | add edi,1Ch |
||
678 | movzx ecx,word [esi+6] |
||
679 | add ecx,11b |
||
680 | and ecx,not 11b |
||
681 | add ecx,(40h-1Ch) shr 2 |
||
682 | lea eax,[edi+ecx*4] |
||
683 | cmp edi,[display_buffer] |
||
684 | jae out_of_memory |
||
685 | xor eax,eax |
||
686 | rep stos dword [edi] |
||
687 | mov edx,40h |
||
688 | xchg dx,[esi+18h] |
||
689 | xor al,al |
||
690 | call lseek |
||
691 | movzx ecx,word [esi+6] |
||
692 | shl ecx,2 |
||
693 | lea edx,[esi+40h] |
||
694 | call read |
||
695 | mov edx,edi |
||
696 | sub edx,esi |
||
697 | shr edx,4 |
||
698 | xchg dx,[esi+8] |
||
699 | shl edx,4 |
||
700 | xor al,al |
||
701 | call lseek |
||
702 | movzx ecx,word [esi+4] |
||
703 | dec ecx |
||
704 | shl ecx,9 |
||
705 | movzx edx,word [esi+2] |
||
706 | test edx,edx |
||
872 | heavyiron | 707 | jnz stub_header_size_ok |
708 | mov dx,200h |
||
709 | stub_header_size_ok: |
||
710 | add ecx,edx |
||
157 | heavyiron | 711 | mov edx,edi |
712 | sub ecx,eax |
||
713 | je read_stub_code |
||
714 | jb stub_code_ok |
||
715 | push ecx |
||
716 | dec ecx |
||
717 | shr ecx,3 |
||
718 | inc ecx |
||
719 | shl ecx,1 |
||
720 | lea eax,[edi+ecx*4] |
||
721 | cmp eax,[display_buffer] |
||
722 | jae out_of_memory |
||
723 | xor eax,eax |
||
724 | rep stos dword [edi] |
||
725 | pop ecx |
||
726 | read_stub_code: |
||
31 | halyavin | 727 | call read |
157 | heavyiron | 728 | stub_code_ok: |
31 | halyavin | 729 | call close |
157 | heavyiron | 730 | mov edx,edi |
731 | sub edx,esi |
||
732 | mov ax,dx |
||
733 | and ax,1FFh |
||
734 | mov [esi+2],ax |
||
735 | dec edx |
||
736 | shr edx,9 |
||
737 | inc edx |
||
738 | mov [esi+4],dx |
||
739 | mov eax,edi |
||
740 | sub eax,esi |
||
741 | mov [esi+3Ch],eax |
||
742 | pop esi |
||
743 | stub_ok: |
||
31 | halyavin | 744 | ret |
157 | heavyiron | 745 | binary_stub: |
31 | halyavin | 746 | mov esi,edi |
157 | heavyiron | 747 | mov ecx,40h shr 2 |
748 | xor eax,eax |
||
749 | rep stos dword [edi] |
||
750 | mov al,2 |
||
751 | xor edx,edx |
||
752 | call lseek |
||
753 | push eax |
||
754 | xor al,al |
||
755 | xor edx,edx |
||
756 | call lseek |
||
757 | mov ecx,[esp] |
||
758 | add ecx,40h+111b |
||
759 | and ecx,not 111b |
||
760 | mov ax,cx |
||
761 | and ax,1FFh |
||
762 | mov [esi+2],ax |
||
763 | lea eax,[ecx+1FFh] |
||
764 | shr eax,9 |
||
765 | mov [esi+4],ax |
||
766 | mov [esi+3Ch],ecx |
||
767 | sub ecx,40h |
||
768 | mov eax,10000h |
||
769 | sub eax,ecx |
||
770 | jbe binary_heap_ok |
||
771 | shr eax,4 |
||
772 | mov [esi+0Ah],ax |
||
773 | binary_heap_ok: |
||
31 | halyavin | 774 | mov word [esi],'MZ' |
157 | heavyiron | 775 | mov word [esi+8],4 |
776 | mov ax,0FFFFh |
||
777 | mov [esi+0Ch],ax |
||
778 | dec ax |
||
779 | mov [esi+10h],ax |
||
780 | sub ax,0Eh |
||
781 | mov [esi+0Eh],ax |
||
782 | mov [esi+16h],ax |
||
783 | mov word [esi+14h],100h |
||
784 | mov word [esi+18h],40h |
||
785 | mov eax,[display_buffer] |
||
786 | sub eax,ecx |
||
787 | cmp edi,eax |
||
788 | jae out_of_memory |
||
789 | mov edx,edi |
||
790 | shr ecx,2 |
||
791 | xor eax,eax |
||
792 | rep stos dword [edi] |
||
793 | pop ecx |
||
794 | call read |
||
795 | call close |
||
796 | pop esi |
||
797 | ret |
||
798 | |||
31 | halyavin | 799 | |
800 | xor edx,edx |
||
157 | heavyiron | 801 | mov [machine],14Ch |
802 | mov [subsystem],3 |
||
803 | mov [subsystem_version],3 + 10 shl 16 |
||
804 | mov [image_base],400000h |
||
805 | test [format_flags],8 |
||
806 | jz pe_settings |
||
807 | mov [machine],8664h |
||
808 | mov [subsystem_version],5 + 0 shl 16 |
||
809 | mov [image_base_high],0 |
||
810 | pe_settings: |
||
31 | halyavin | 811 | cmp byte [esi],84h |
157 | heavyiron | 812 | je get_stub_name |
813 | cmp byte [esi],80h |
||
814 | je get_pe_base |
||
815 | cmp byte [esi],1Bh |
||
816 | jne pe_settings_ok |
||
817 | lods byte [esi] |
||
818 | lods byte [esi] |
||
819 | test al,80h+40h |
||
820 | jz subsystem_setting |
||
821 | cmp al,80h |
||
822 | je dll_flag |
||
823 | cmp al,81h |
||
824 | je wdm_flag |
||
825 | jmp pe_settings |
||
826 | dll_flag: |
||
31 | halyavin | 827 | bts [format_flags],8 |
157 | heavyiron | 828 | jc setting_already_specified |
829 | jmp pe_settings |
||
830 | wdm_flag: |
||
31 | halyavin | 831 | bts [format_flags],9 |
157 | heavyiron | 832 | jc setting_already_specified |
833 | jmp pe_settings |
||
834 | subsystem_setting: |
||
31 | halyavin | 835 | bts [format_flags],7 |
157 | heavyiron | 836 | jc setting_already_specified |
837 | and ax,3Fh |
||
838 | mov [subsystem],ax |
||
839 | cmp byte [esi],'(' |
||
840 | jne pe_settings |
||
841 | inc esi |
||
842 | cmp byte [esi],'.' |
||
843 | jne invalid_value |
||
844 | inc esi |
||
845 | push edx |
||
846 | cmp byte [esi+11],0 |
||
847 | jne invalid_value |
||
848 | cmp byte [esi+10],2 |
||
849 | ja invalid_value |
||
850 | mov dx,[esi+8] |
||
851 | cmp dx,8000h |
||
852 | je zero_version |
||
853 | mov eax,[esi+4] |
||
854 | cmp dx,7 |
||
855 | jg invalid_value |
||
856 | mov cx,7 |
||
857 | sub cx,dx |
||
858 | mov eax,[esi+4] |
||
859 | shr eax,cl |
||
860 | mov ebx,eax |
||
861 | shr ebx,24 |
||
862 | cmp bl,100 |
||
863 | jae invalid_value |
||
864 | and eax,0FFFFFFh |
||
865 | mov ecx,100 |
||
866 | mul ecx |
||
867 | shrd eax,edx,24 |
||
868 | jnc version_value_ok |
||
869 | inc eax |
||
870 | version_value_ok: |
||
31 | halyavin | 871 | shl eax,16 |
157 | heavyiron | 872 | mov ax,bx |
873 | jmp subsystem_version_ok |
||
874 | zero_version: |
||
31 | halyavin | 875 | xor eax,eax |
157 | heavyiron | 876 | subsystem_version_ok: |
31 | halyavin | 877 | pop edx |
157 | heavyiron | 878 | add esi,13 |
879 | mov [subsystem_version],eax |
||
880 | jmp pe_settings |
||
881 | get_pe_base: |
||
31 | halyavin | 882 | bts [format_flags],10 |
157 | heavyiron | 883 | jc setting_already_specified |
884 | lods word [esi] |
||
885 | cmp ah,'(' |
||
886 | jne invalid_argument |
||
887 | cmp byte [esi],'.' |
||
888 | je invalid_value |
||
889 | push edx edi |
||
890 | add edi,[stub_size] |
||
891 | test [format_flags],8 |
||
892 | jnz get_pe64_base |
||
893 | call get_dword_value |
||
894 | mov [image_base],eax |
||
895 | jmp pe_base_ok |
||
896 | get_pe64_base: |
||
31 | halyavin | 897 | call get_qword_value |
157 | heavyiron | 898 | mov [image_base],eax |
899 | mov [image_base_high],edx |
||
900 | pe_base_ok: |
||
31 | halyavin | 901 | pop edi edx |
157 | heavyiron | 902 | cmp [value_type],0 |
903 | jne invalid_use_of_symbol |
||
904 | cmp byte [esi],84h |
||
905 | jne pe_settings_ok |
||
906 | get_stub_name: |
||
31 | halyavin | 907 | lods byte [esi] |
157 | heavyiron | 908 | lods word [esi] |
909 | cmp ax,'(' |
||
910 | jne invalid_argument |
||
911 | lods dword [esi] |
||
912 | mov edx,esi |
||
913 | add esi,eax |
||
914 | inc esi |
||
915 | pe_settings_ok: |
||
31 | halyavin | 916 | mov ebp,[stub_size] |
157 | heavyiron | 917 | or ebp,ebp |
918 | jz make_pe_stub |
||
919 | cmp edx,[stub_file] |
||
920 | je pe_stub_ok |
||
921 | sub edi,[stub_size] |
||
922 | mov [code_start],edi |
||
923 | make_pe_stub: |
||
31 | halyavin | 924 | call make_stub |
157 | heavyiron | 925 | mov eax,edi |
926 | sub eax,[code_start] |
||
927 | mov [stub_size],eax |
||
928 | mov [code_start],edi |
||
929 | mov ebp,eax |
||
930 | pe_stub_ok: |
||
31 | halyavin | 931 | mov edx,edi |
157 | heavyiron | 932 | mov ecx,18h+0E0h |
933 | test [format_flags],8 |
||
934 | jz zero_pe_header |
||
935 | add ecx,10h |
||
936 | zero_pe_header: |
||
31 | halyavin | 937 | add ebp,ecx |
157 | heavyiron | 938 | shr ecx,2 |
939 | xor eax,eax |
||
940 | rep stos dword [edi] |
||
941 | mov word [edx],'PE' ; signature |
||
942 | mov ax,[machine] |
||
943 | mov word [edx+4],ax |
||
944 | mov dword [edx+38h],1000h ; section alignment |
||
945 | mov dword [edx+3Ch],200h ; file alignment |
||
946 | mov word [edx+40h],1 ; OS version |
||
947 | mov eax,[subsystem_version] |
||
948 | mov [edx+48h],eax |
||
949 | mov ax,[subsystem] |
||
950 | mov [edx+5Ch],ax |
||
951 | cmp ax,1 |
||
952 | jne pe_alignment_ok |
||
953 | mov eax,20h |
||
954 | mov dword [edx+38h],eax |
||
955 | mov dword [edx+3Ch],eax |
||
956 | pe_alignment_ok: |
||
31 | halyavin | 957 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 958 | test [format_flags],8 |
959 | jnz init_pe64_specific |
||
960 | mov dword [edx+14h],0E0h ; size of optional header |
||
961 | mov dword [edx+16h],10B010Eh; flags and magic value |
||
962 | mov eax,[image_base] |
||
963 | mov dword [edx+34h],eax |
||
964 | mov dword [edx+60h],1000h ; stack reserve |
||
965 | mov dword [edx+64h],1000h ; stack commit |
||
966 | mov dword [edx+68h],10000h ; heap reserve |
||
967 | mov dword [edx+6Ch],0 ; heap commit |
||
968 | mov dword [edx+74h],16 ; number of directories |
||
969 | jmp pe_header_ok |
||
970 | init_pe64_specific: |
||
31 | halyavin | 971 | mov dword [edx+14h],0F0h ; size of optional header |
157 | heavyiron | 972 | mov dword [edx+16h],20B002Eh; flags and magic value |
973 | mov eax,[image_base] |
||
974 | mov dword [edx+30h],eax |
||
975 | mov eax,[image_base_high] |
||
976 | mov dword [edx+34h],eax |
||
977 | mov dword [edx+60h],1000h ; stack reserve |
||
978 | mov dword [edx+68h],1000h ; stack commit |
||
979 | mov dword [edx+70h],10000h ; heap reserve |
||
980 | mov dword [edx+78h],0 ; heap commit |
||
981 | mov dword [edx+84h],16 ; number of directories |
||
982 | pe_header_ok: |
||
31 | halyavin | 983 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 984 | imul ebx,[number_of_sections],28h |
985 | or ebx,ebx |
||
986 | jnz reserve_space_for_section_headers |
||
987 | mov ebx,28h |
||
988 | reserve_space_for_section_headers: |
||
31 | halyavin | 989 | add ebx,ebp |
157 | heavyiron | 990 | dec ebx |
991 | shr ebx,cl |
||
992 | inc ebx |
||
993 | shl ebx,cl |
||
994 | sub ebx,ebp |
||
995 | mov ecx,ebx |
||
996 | mov eax,[display_buffer] |
||
997 | sub eax,ecx |
||
998 | cmp edi,eax |
||
999 | jae out_of_memory |
||
1000 | shr ecx,2 |
||
1001 | xor eax,eax |
||
1002 | rep stos dword [edi] |
||
1003 | mov eax,edi |
||
1004 | sub eax,[code_start] |
||
1005 | add eax,[stub_size] |
||
1006 | mov [edx+54h],eax ; size of headers |
||
1007 | mov ecx,[edx+38h] |
||
1008 | dec ecx |
||
1009 | add eax,ecx |
||
1010 | not ecx |
||
1011 | and eax,ecx |
||
1012 | bt [format_flags],8 |
||
1013 | jc pe_entry_init_ok |
||
1014 | mov [edx+28h],eax ; entry point rva |
||
1015 | pe_entry_init_ok: |
||
31 | halyavin | 1016 | mov [number_of_sections],0 |
157 | heavyiron | 1017 | movzx ebx,word [edx+14h] |
1018 | lea ebx,[edx+18h+ebx] |
||
1019 | mov [current_section],ebx |
||
1020 | mov dword [ebx],'.fla' |
||
1021 | mov dword [ebx+4],'t' |
||
1022 | mov [ebx+14h],edi |
||
1023 | mov [ebx+0Ch],eax |
||
1024 | mov dword [ebx+24h],0E0000060h |
||
1025 | xor ecx,ecx |
||
1026 | not eax |
||
1027 | not ecx |
||
1028 | add eax,1 |
||
1029 | adc ecx,0 |
||
1030 | add eax,edi |
||
1031 | adc ecx,0 |
||
1032 | test [format_flags],8 |
||
1033 | jnz pe64_org |
||
1034 | sub eax,[edx+34h] |
||
1035 | sbb ecx,0 |
||
1036 | mov bl,2 |
||
1037 | mov [code_type],32 |
||
1038 | jmp pe_org_ok |
||
1039 | pe64_org: |
||
31 | halyavin | 1040 | sub eax,[edx+30h] |
157 | heavyiron | 1041 | sbb ecx,[edx+34h] |
1042 | mov bl,4 |
||
1043 | mov [code_type],64 |
||
1044 | pe_org_ok: |
||
31 | halyavin | 1045 | bt [resolver_flags],0 |
157 | heavyiron | 1046 | jc pe_labels_type_ok |
1047 | xor bl,bl |
||
1048 | pe_labels_type_ok: |
||
109 | heavyiron | 1049 | mov [labels_type],bl |
157 | heavyiron | 1050 | mov dword [org_origin],eax |
1051 | mov dword [org_origin+4],ecx |
||
1052 | mov [org_registers],0 |
||
1053 | mov [org_start],edi |
||
1054 | bt [format_flags],8 |
||
1055 | jnc dll_flag_ok |
||
1056 | or dword [edx+16h],2000h |
||
1057 | dll_flag_ok: |
||
31 | halyavin | 1058 | bt [format_flags],9 |
157 | heavyiron | 1059 | jnc wdm_flag_ok |
1060 | or word [edx+5Eh],2000h |
||
1061 | wdm_flag_ok: |
||
31 | halyavin | 1062 | jmp format_defined |
607 | heavyiron | 1063 | pe_section: |
31 | halyavin | 1064 | call close_pe_section |
157 | heavyiron | 1065 | bts [format_flags],5 |
1066 | lea ecx,[ebx+28h] |
||
1067 | add edx,[edx+54h] |
||
1068 | sub edx,[stub_size] |
||
1069 | cmp ecx,edx |
||
1070 | jbe new_section |
||
1071 | lea ebx,[edx-28h] |
||
1072 | or [next_pass_needed],-1 |
||
1073 | push edi |
||
1074 | mov edi,ebx |
||
1075 | mov ecx,28h shr 4 |
||
1076 | xor eax,eax |
||
1077 | rep stos dword [edi] |
||
1078 | pop edi |
||
1079 | new_section: |
||
31 | halyavin | 1080 | mov [ebx+0Ch],eax |
157 | heavyiron | 1081 | lods word [esi] |
1082 | cmp ax,'(' |
||
1083 | jne invalid_argument |
||
1084 | lea edx,[esi+4] |
||
1085 | mov ecx,[esi] |
||
1086 | lea esi,[esi+4+ecx+1] |
||
1087 | cmp ecx,8 |
||
1088 | ja name_too_long |
||
1089 | xor eax,eax |
||
1090 | mov [ebx],eax |
||
1091 | mov [ebx+4],eax |
||
1092 | push esi edi |
||
1093 | mov edi,ebx |
||
1094 | mov esi,edx |
||
1095 | rep movs byte [edi],[esi] |
||
1096 | pop edi esi |
||
1097 | mov dword [ebx+24h],0 |
||
1098 | mov [ebx+14h],edi |
||
1099 | mov edx,[code_start] |
||
1100 | mov eax,edi |
||
1101 | xor ecx,ecx |
||
1102 | sub eax,[ebx+0Ch] |
||
1103 | sbb ecx,0 |
||
1104 | test [format_flags],8 |
||
1105 | jnz pe64_section_org |
||
1106 | sub eax,[edx+34h] |
||
1107 | sbb ecx,0 |
||
1108 | mov [labels_type],2 |
||
1109 | mov [code_type],32 |
||
1110 | bt [resolver_flags],0 |
||
1111 | jc pe_section_org_ok |
||
1112 | mov [labels_type],0 |
||
1113 | jmp pe_section_org_ok |
||
1114 | pe64_section_org: |
||
31 | halyavin | 1115 | sub eax,[edx+30h] |
157 | heavyiron | 1116 | sbb ecx,[edx+34h] |
1117 | mov [labels_type],4 |
||
1118 | mov [code_type],64 |
||
1119 | bt [resolver_flags],0 |
||
1120 | jc pe_section_org_ok |
||
1121 | mov [labels_type],0 |
||
1122 | pe_section_org_ok: |
||
31 | halyavin | 1123 | mov dword [org_origin],eax |
157 | heavyiron | 1124 | mov dword [org_origin+4],ecx |
1125 | mov [org_registers],0 |
||
1126 | mov [org_start],edi |
||
1127 | get_section_flags: |
||
31 | halyavin | 1128 | lods byte [esi] |
157 | heavyiron | 1129 | cmp al,1Ah |
1130 | je set_directory |
||
1131 | cmp al,19h |
||
1132 | je section_flag |
||
1133 | dec esi |
||
1134 | jmp instruction_assembled |
||
1135 | set_directory: |
||
31 | halyavin | 1136 | movzx eax,byte [esi] |
157 | heavyiron | 1137 | inc esi |
1138 | mov ecx,ebx |
||
1139 | test [format_flags],8 |
||
1140 | jnz pe64_directory |
||
1141 | xchg ecx,[edx+78h+eax*8] |
||
1142 | mov dword [edx+78h+eax*8+4],-1 |
||
1143 | jmp pe_directory_set |
||
1144 | pe64_directory: |
||
31 | halyavin | 1145 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1146 | mov dword [edx+88h+eax*8+4],-1 |
1147 | pe_directory_set: |
||
31 | halyavin | 1148 | or ecx,ecx |
157 | heavyiron | 1149 | jnz data_already_defined |
1150 | push ebx edx |
||
1151 | call generate_pe_data |
||
1152 | pop edx ebx |
||
1153 | jmp get_section_flags |
||
1154 | section_flag: |
||
31 | halyavin | 1155 | lods byte [esi] |
157 | heavyiron | 1156 | cmp al,9 |
1157 | je invalid_argument |
||
1158 | cmp al,11 |
||
1159 | je invalid_argument |
||
1160 | mov cl,al |
||
1161 | mov eax,1 |
||
1162 | shl eax,cl |
||
1163 | test dword [ebx+24h],eax |
||
1164 | jnz setting_already_specified |
||
1165 | or dword [ebx+24h],eax |
||
1166 | jmp get_section_flags |
||
1167 | close_pe_section: |
||
31 | halyavin | 1168 | mov ebx,[current_section] |
157 | heavyiron | 1169 | mov edx,[code_start] |
1170 | mov eax,edi |
||
1171 | sub eax,[ebx+14h] |
||
1172 | jnz finish_section |
||
1173 | bt [format_flags],5 |
||
1174 | jc finish_section |
||
1175 | mov eax,[ebx+0Ch] |
||
1176 | ret |
||
1177 | finish_section: |
||
31 | halyavin | 1178 | mov [ebx+8],eax |
157 | heavyiron | 1179 | cmp edi,[undefined_data_end] |
1180 | jne align_section |
||
1181 | cmp dword [edx+38h],1000h |
||
1182 | jb align_section |
||
1183 | mov edi,[undefined_data_start] |
||
1184 | align_section: |
||
31 | halyavin | 1185 | mov [undefined_data_end],0 |
157 | heavyiron | 1186 | mov ebp,edi |
1187 | sub ebp,[ebx+14h] |
||
1188 | mov ecx,[edx+3Ch] |
||
1189 | dec ecx |
||
1190 | lea eax,[ebp+ecx] |
||
1191 | not ecx |
||
1192 | and eax,ecx |
||
1193 | mov [ebx+10h],eax |
||
1194 | sub eax,ebp |
||
1195 | mov ecx,eax |
||
1196 | xor al,al |
||
1197 | rep stos byte [edi] |
||
1198 | mov eax,[code_start] |
||
1199 | sub eax,[stub_size] |
||
1200 | sub [ebx+14h],eax |
||
1201 | mov eax,[ebx+8] |
||
1202 | or eax,eax |
||
1203 | jz udata_ok |
||
1204 | cmp dword [ebx+10h],0 |
||
1205 | jne udata_ok |
||
1206 | or byte [ebx+24h],80h |
||
1207 | udata_ok: |
||
31 | halyavin | 1208 | mov ecx,[edx+38h] |
157 | heavyiron | 1209 | dec ecx |
1210 | add eax,ecx |
||
1211 | not ecx |
||
1212 | and eax,ecx |
||
1213 | add eax,[ebx+0Ch] |
||
1214 | add ebx,28h |
||
1215 | mov [current_section],ebx |
||
1216 | inc word [number_of_sections] |
||
1217 | jz format_limitations_exceeded |
||
1218 | ret |
||
1219 | data_directive: |
||
31 | halyavin | 1220 | cmp [output_format],3 |
157 | heavyiron | 1221 | jne illegal_instruction |
1222 | lods byte [esi] |
||
1223 | cmp al,1Ah |
||
1224 | je predefined_data_type |
||
1225 | cmp al,'(' |
||
1226 | jne invalid_argument |
||
1227 | call get_byte_value |
||
1228 | cmp al,16 |
||
1229 | jb data_type_ok |
||
1230 | jmp invalid_value |
||
1231 | predefined_data_type: |
||
31 | halyavin | 1232 | movzx eax,byte [esi] |
157 | heavyiron | 1233 | inc esi |
1234 | data_type_ok: |
||
31 | halyavin | 1235 | mov ebx,[current_section] |
157 | heavyiron | 1236 | mov ecx,edi |
1237 | sub ecx,[ebx+14h] |
||
1238 | add ecx,[ebx+0Ch] |
||
1239 | mov edx,[code_start] |
||
1240 | test [format_flags],8 |
||
1241 | jnz pe64_data |
||
1242 | xchg ecx,[edx+78h+eax*8] |
||
1243 | jmp init_pe_data |
||
1244 | pe64_data: |
||
31 | halyavin | 1245 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1246 | init_pe_data: |
31 | halyavin | 1247 | or ecx,ecx |
157 | heavyiron | 1248 | jnz data_already_defined |
1249 | call allocate_structure_data |
||
1250 | mov word [ebx],data_directive-assembler |
||
1251 | mov [ebx+2],al |
||
1252 | mov edx,[current_line] |
||
1253 | mov [ebx+4],edx |
||
1254 | call generate_pe_data |
||
1255 | jmp instruction_assembled |
||
1256 | end_data: |
||
31 | halyavin | 1257 | cmp [output_format],3 |
157 | heavyiron | 1258 | jne illegal_instruction |
1259 | call find_structure_data |
||
1260 | jc unexpected_instruction |
||
1261 | movzx eax,byte [ebx+2] |
||
1262 | mov edx,[current_section] |
||
1263 | mov ecx,edi |
||
1264 | sub ecx,[edx+14h] |
||
1265 | add ecx,[edx+0Ch] |
||
1266 | mov edx,[code_start] |
||
1267 | test [format_flags],8 |
||
1268 | jnz end_pe64_data |
||
1269 | sub ecx,[edx+78h+eax*8] |
||
1270 | mov [edx+78h+eax*8+4],ecx |
||
1271 | jmp remove_structure_data |
||
1272 | end_pe64_data: |
||
31 | halyavin | 1273 | sub ecx,[edx+88h+eax*8] |
157 | heavyiron | 1274 | mov [edx+88h+eax*8+4],ecx |
1275 | jmp remove_structure_data |
||
1276 | pe_entry: |
||
31 | halyavin | 1277 | lods byte [esi] |
157 | heavyiron | 1278 | cmp al,'(' |
1279 | jne invalid_argument |
||
1280 | cmp byte [esi],'.' |
||
1281 | je invalid_value |
||
1282 | test [format_flags],8 |
||
1283 | jnz pe64_entry |
||
1284 | call get_dword_value |
||
1285 | mov bl,2 |
||
1286 | bt [resolver_flags],0 |
||
1287 | jc check_pe_entry_label_type |
||
1288 | xor bl,bl |
||
1289 | check_pe_entry_label_type: |
||
109 | heavyiron | 1290 | cmp [value_type],bl |
157 | heavyiron | 1291 | je pe_entry_ok |
1292 | cmp [error_line],0 |
||
1293 | jne pe_entry_ok |
||
1294 | mov edx,[current_line] |
||
1295 | mov [error_line],edx |
||
1296 | mov [error],invalid_address |
||
1297 | pe_entry_ok: |
||
31 | halyavin | 1298 | mov edx,[code_start] |
157 | heavyiron | 1299 | sub eax,[edx+34h] |
1300 | mov [edx+28h],eax |
||
1301 | jmp instruction_assembled |
||
1302 | pe64_entry: |
||
31 | halyavin | 1303 | call get_qword_value |
157 | heavyiron | 1304 | mov bl,4 |
1305 | bt [resolver_flags],0 |
||
1306 | jc check_pe64_entry_label_type |
||
1307 | xor bl,bl |
||
1308 | check_pe64_entry_label_type: |
||
109 | heavyiron | 1309 | cmp [value_type],bl |
157 | heavyiron | 1310 | je pe64_entry_type_ok |
1311 | cmp [error_line],0 |
||
1312 | jne pe64_entry_type_ok |
||
1313 | mov edx,[current_line] |
||
1314 | mov [error_line],edx |
||
1315 | mov [error],invalid_address |
||
1316 | pe64_entry_type_ok: |
||
109 | heavyiron | 1317 | mov ecx,[code_start] |
157 | heavyiron | 1318 | sub eax,[ecx+30h] |
1319 | sbb edx,[ecx+34h] |
||
1320 | jz pe64_entry_range_ok |
||
1321 | mov edx,[current_line] |
||
1322 | mov [error_line],edx |
||
1323 | mov [error],value_out_of_range |
||
1324 | pe64_entry_range_ok: |
||
109 | heavyiron | 1325 | mov [ecx+28h],eax |
157 | heavyiron | 1326 | jmp instruction_assembled |
1327 | pe_stack: |
||
31 | halyavin | 1328 | lods byte [esi] |
157 | heavyiron | 1329 | cmp al,'(' |
1330 | jne invalid_argument |
||
1331 | cmp byte [esi],'.' |
||
1332 | je invalid_value |
||
1333 | test [format_flags],8 |
||
1334 | jnz pe64_stack |
||
1335 | call get_dword_value |
||
1336 | cmp [value_type],0 |
||
1337 | jne invalid_use_of_symbol |
||
1338 | mov edx,[code_start] |
||
1339 | mov [edx+60h],eax |
||
1340 | cmp byte [esi],',' |
||
1341 | jne default_stack_commit |
||
1342 | lods byte [esi] |
||
1343 | lods byte [esi] |
||
1344 | cmp al,'(' |
||
1345 | jne invalid_argument |
||
1346 | cmp byte [esi],'.' |
||
1347 | je invalid_value |
||
1348 | call get_dword_value |
||
1349 | cmp [value_type],0 |
||
1350 | jne invalid_use_of_symbol |
||
1351 | mov edx,[code_start] |
||
1352 | mov [edx+64h],eax |
||
1353 | cmp eax,[edx+60h] |
||
1354 | ja value_out_of_range |
||
1355 | jmp instruction_assembled |
||
1356 | default_stack_commit: |
||
31 | halyavin | 1357 | mov dword [edx+64h],1000h |
157 | heavyiron | 1358 | mov eax,[edx+60h] |
1359 | cmp eax,1000h |
||
1360 | ja instruction_assembled |
||
1361 | mov dword [edx+64h],eax |
||
1362 | jmp instruction_assembled |
||
1363 | pe64_stack: |
||
31 | halyavin | 1364 | call get_qword_value |
157 | heavyiron | 1365 | cmp [value_type],0 |
1366 | jne invalid_use_of_symbol |
||
1367 | mov ecx,[code_start] |
||
1368 | mov [ecx+60h],eax |
||
1369 | mov [ecx+64h],edx |
||
1370 | cmp byte [esi],',' |
||
1371 | jne default_pe64_stack_commit |
||
1372 | lods byte [esi] |
||
1373 | lods byte [esi] |
||
1374 | cmp al,'(' |
||
1375 | jne invalid_argument |
||
1376 | cmp byte [esi],'.' |
||
1377 | je invalid_value |
||
1378 | call get_qword_value |
||
1379 | cmp [value_type],0 |
||
1380 | jne invalid_use_of_symbol |
||
1381 | mov ecx,[code_start] |
||
1382 | mov [ecx+68h],eax |
||
1383 | mov [ecx+6Ch],edx |
||
1384 | cmp edx,[ecx+64h] |
||
1385 | ja value_out_of_range |
||
1386 | jb instruction_assembled |
||
1387 | cmp eax,[ecx+60h] |
||
607 | heavyiron | 1388 | ja value_out_of_range |
157 | heavyiron | 1389 | jmp instruction_assembled |
1390 | default_pe64_stack_commit: |
||
31 | halyavin | 1391 | mov dword [ecx+68h],1000h |
607 | heavyiron | 1392 | cmp dword [ecx+64h],0 |
1393 | jne instruction_assembled |
||
157 | heavyiron | 1394 | mov eax,[ecx+60h] |
607 | heavyiron | 1395 | cmp eax,1000h |
157 | heavyiron | 1396 | ja instruction_assembled |
1397 | mov dword [ecx+68h],eax |
||
607 | heavyiron | 1398 | jmp instruction_assembled |
157 | heavyiron | 1399 | pe_heap: |
31 | halyavin | 1400 | lods byte [esi] |
157 | heavyiron | 1401 | cmp al,'(' |
1402 | jne invalid_argument |
||
1403 | cmp byte [esi],'.' |
||
1404 | je invalid_value |
||
1405 | test [format_flags],8 |
||
1406 | jnz pe64_heap |
||
1407 | call get_dword_value |
||
1408 | cmp [value_type],0 |
||
1409 | jne invalid_use_of_symbol |
||
1410 | mov edx,[code_start] |
||
1411 | mov [edx+68h],eax |
||
1412 | cmp byte [esi],',' |
||
1413 | jne instruction_assembled |
||
1414 | lods byte [esi] |
||
1415 | lods byte [esi] |
||
1416 | cmp al,'(' |
||
1417 | jne invalid_argument |
||
1418 | cmp byte [esi],'.' |
||
1419 | je invalid_value |
||
1420 | call get_dword_value |
||
1421 | cmp [value_type],0 |
||
1422 | jne invalid_use_of_symbol |
||
1423 | mov edx,[code_start] |
||
1424 | mov [edx+6Ch],eax |
||
1425 | cmp eax,[edx+68h] |
||
1426 | ja value_out_of_range |
||
1427 | jmp instruction_assembled |
||
1428 | pe64_heap: |
||
31 | halyavin | 1429 | call get_qword_value |
157 | heavyiron | 1430 | cmp [value_type],0 |
1431 | jne invalid_use_of_symbol |
||
1432 | mov ecx,[code_start] |
||
1433 | mov [ecx+70h],eax |
||
1434 | mov [ecx+74h],edx |
||
1435 | cmp byte [esi],',' |
||
1436 | jne instruction_assembled |
||
1437 | lods byte [esi] |
||
1438 | lods byte [esi] |
||
1439 | cmp al,'(' |
||
1440 | jne invalid_argument |
||
1441 | cmp byte [esi],'.' |
||
1442 | je invalid_value |
||
1443 | call get_qword_value |
||
1444 | cmp [value_type],0 |
||
1445 | jne invalid_use_of_symbol |
||
1446 | mov ecx,[code_start] |
||
1447 | mov [ecx+78h],eax |
||
1448 | mov [ecx+7Ch],edx |
||
1449 | cmp edx,[ecx+74h] |
||
1450 | ja value_out_of_range |
||
1451 | jb instruction_assembled |
||
1452 | cmp eax,[edx+70h] |
||
1453 | ja value_out_of_range |
||
1454 | jmp instruction_assembled |
||
1455 | mark_pe_relocation: |
||
31 | halyavin | 1456 | push eax ebx |
157 | heavyiron | 1457 | test [format_flags],8 |
1458 | jz check_pe32_relocation_type |
||
370 | heavyiron | 1459 | cmp [value_type],4 |
1460 | je pe_relocation_type_ok |
||
157 | heavyiron | 1461 | check_pe32_relocation_type: |
370 | heavyiron | 1462 | cmp [value_type],2 |
1463 | je pe_relocation_type_ok |
||
1464 | cmp [error_line],0 |
||
157 | heavyiron | 1465 | jne pe_relocation_type_ok |
1466 | mov eax,[current_line] |
||
1467 | mov [error_line],eax |
||
1468 | mov [error],invalid_use_of_symbol |
||
1469 | pe_relocation_type_ok: |
||
109 | heavyiron | 1470 | mov ebx,[current_section] |
157 | heavyiron | 1471 | mov eax,edi |
1472 | sub eax,[ebx+14h] |
||
1473 | add eax,[ebx+0Ch] |
||
1474 | mov ebx,[free_additional_memory] |
||
1475 | inc [number_of_relocations] |
||
1476 | jz invalid_use_of_symbol |
||
1477 | add ebx,5 |
||
370 | heavyiron | 1478 | cmp ebx,[structures_buffer] |
157 | heavyiron | 1479 | jae out_of_memory |
1480 | mov [free_additional_memory],ebx |
||
1481 | mov [ebx-5],eax |
||
370 | heavyiron | 1482 | cmp [value_type],2 |
1483 | je fixup_32bit |
||
1484 | mov byte [ebx-1],0Ah |
||
1485 | jmp fixup_ok |
||
1486 | fixup_32bit: |
||
1487 | mov byte [ebx-1],3 |
||
1488 | fixup_ok: |
||
1489 | pop ebx eax |
||
157 | heavyiron | 1490 | ret |
1491 | generate_pe_data: |
||
31 | halyavin | 1492 | cmp al,2 |
157 | heavyiron | 1493 | je make_pe_resource |
1494 | cmp al,5 |
||
1495 | je make_pe_fixups |
||
1496 | ret |
||
1497 | make_pe_fixups: |
||
370 | heavyiron | 1498 | bts [resolver_flags],0 |
1499 | jc pe_relocatable_ok |
||
1500 | or [next_pass_needed],-1 |
||
1501 | pe_relocatable_ok: |
||
1502 | push esi |
||
1503 | mov ecx,[number_of_relocations] |
||
1504 | mov esi,[free_additional_memory] |
||
1505 | lea eax,[ecx*5] |
||
1506 | sub esi,eax |
||
1507 | mov [free_additional_memory],esi |
||
1508 | or [number_of_relocations],-1 |
||
1509 | xor edx,edx |
||
1510 | mov ebp,edi |
||
1511 | make_fixups: |
||
1512 | cmp [esi],edx |
||
1513 | jb store_fixup |
||
1514 | mov eax,edi |
||
1515 | sub eax,ebp |
||
1516 | test eax,11b |
||
1517 | jz fixups_block |
||
1518 | xor ax,ax |
||
1519 | stos word [edi] |
||
1520 | add dword [ebx],2 |
||
1521 | fixups_block: |
||
1522 | mov eax,edx |
||
1523 | add edx,1000h |
||
1524 | cmp [esi],edx |
||
1525 | jae fixups_block |
||
1526 | stos dword [edi] |
||
1527 | mov ebx,edi |
||
1528 | mov eax,8 |
||
1529 | stos dword [edi] |
||
1530 | store_fixup: |
||
1531 | jecxz fixups_done |
||
1532 | add dword [ebx],2 |
||
1533 | mov ah,[esi+1] |
||
607 | heavyiron | 1534 | and ah,0Fh |
1535 | mov al,[esi+4] |
||
1536 | shl al,4 |
||
1537 | or ah,al |
||
1538 | mov al,[esi] |
||
1539 | stos word [edi] |
||
370 | heavyiron | 1540 | add esi,5 |
1541 | loop make_fixups |
||
1542 | fixups_done: |
||
1543 | pop esi |
||
1544 | ret |
||
1545 | make_pe_resource: |
||
31 | halyavin | 1546 | cmp byte [esi],82h |
157 | heavyiron | 1547 | jne resource_done |
1548 | inc esi |
||
1549 | lods word [esi] |
||
1550 | cmp ax,'(' |
||
1551 | jne invalid_argument |
||
1552 | lods dword [esi] |
||
1553 | mov edx,esi |
||
1554 | lea esi,[esi+eax+1] |
||
1555 | cmp [next_pass_needed],0 |
||
1556 | je resource_from_file |
||
1557 | cmp [current_pass],0 |
||
1558 | jne reserve_space_for_resource |
||
1559 | mov [resource_size],0 |
||
1560 | reserve_space_for_resource: |
||
31 | halyavin | 1561 | add edi,[resource_size] |
157 | heavyiron | 1562 | cmp edi,[display_buffer] |
1563 | ja out_of_memory |
||
1564 | jmp resource_done |
||
1565 | resource_from_file: |
||
31 | halyavin | 1566 | push esi |
157 | heavyiron | 1567 | mov esi,edx |
1568 | call open_binary_file |
||
1569 | push ebx |
||
1570 | mov esi,[free_additional_memory] |
||
1571 | lea eax,[esi+20h] |
||
1572 | cmp eax,[structures_buffer] |
||
1573 | ja out_of_memory |
||
1574 | mov edx,esi |
||
1575 | mov ecx,20h |
||
1576 | call read |
||
1577 | jc invalid_file_format |
||
1578 | xor eax,eax |
||
1579 | cmp [esi],eax |
||
1580 | jne invalid_file_format |
||
1581 | mov ax,0FFFFh |
||
1582 | cmp [esi+8],eax |
||
1583 | jne invalid_file_format |
||
1584 | cmp [esi+12],eax |
||
1585 | jne invalid_file_format |
||
1586 | mov eax,20h |
||
1587 | cmp [esi+4],eax |
||
1588 | jne invalid_file_format |
||
1589 | read_resource_headers: |
||
31 | halyavin | 1590 | test eax,11b |
157 | heavyiron | 1591 | jz resource_file_alignment_ok |
1592 | mov edx,4 |
||
1593 | and eax,11b |
||
1594 | sub edx,eax |
||
1595 | mov al,1 |
||
1596 | call lseek |
||
1597 | resource_file_alignment_ok: |
||
31 | halyavin | 1598 | mov [esi],eax |
157 | heavyiron | 1599 | lea edx,[esi+12] |
1600 | mov ecx,8 |
||
1601 | call read |
||
1602 | jc resource_headers_ok |
||
1603 | mov ecx,[esi+16] |
||
1604 | add [esi],ecx |
||
1605 | lea edx,[esi+20] |
||
1606 | sub ecx,8 |
||
1607 | mov [esi+16],ecx |
||
1608 | lea eax,[edx+ecx] |
||
1609 | cmp eax,[structures_buffer] |
||
1610 | ja out_of_memory |
||
1611 | call read |
||
1612 | jc invalid_file_format |
||
1613 | mov edx,[esi] |
||
1614 | add edx,[esi+12] |
||
1615 | mov eax,[esi+16] |
||
1616 | lea ecx,[esi+20] |
||
1617 | lea esi,[ecx+eax] |
||
1618 | add ecx,2 |
||
1619 | cmp word [ecx-2],0FFFFh |
||
1620 | je resource_header_type_ok |
||
1621 | check_resource_header_type: |
||
31 | halyavin | 1622 | cmp ecx,esi |
157 | heavyiron | 1623 | jae invalid_file_format |
1624 | cmp word [ecx],0 |
||
1625 | je resource_header_type_ok |
||
1626 | add ecx,2 |
||
1627 | jmp check_resource_header_type |
||
1628 | resource_header_type_ok: |
||
31 | halyavin | 1629 | add ecx,2 |
157 | heavyiron | 1630 | cmp word [ecx],0FFFFh |
1631 | je resource_header_name_ok |
||
1632 | check_resource_header_name: |
||
31 | halyavin | 1633 | cmp ecx,esi |
157 | heavyiron | 1634 | jae invalid_file_format |
1635 | cmp word [ecx],0 |
||
1636 | je resource_header_name_ok |
||
1637 | add ecx,2 |
||
1638 | jmp check_resource_header_name |
||
1639 | resource_header_name_ok: |
||
31 | halyavin | 1640 | xor al,al |
157 | heavyiron | 1641 | call lseek |
1642 | jmp read_resource_headers |
||
1643 | resource_headers_ok: |
||
31 | halyavin | 1644 | xor eax,eax |
157 | heavyiron | 1645 | mov [esi],eax |
1646 | mov [resource_data],edi |
||
1647 | lea eax,[edi+16] |
||
1648 | cmp eax,[display_buffer] |
||
1649 | jae out_of_memory |
||
1650 | xor eax,eax |
||
1651 | stos dword [edi] |
||
1652 | call make_timestamp |
||
1653 | stos dword [edi] |
||
1654 | xor eax,eax |
||
1655 | stos dword [edi] |
||
1656 | stos dword [edi] |
||
1657 | xor ebx,ebx |
||
1658 | make_type_name_directory: |
||
31 | halyavin | 1659 | mov esi,[free_additional_memory] |
157 | heavyiron | 1660 | xor edx,edx |
1661 | find_type_name: |
||
31 | halyavin | 1662 | cmp dword [esi],0 |
157 | heavyiron | 1663 | je type_name_ok |
1664 | add esi,20 |
||
1665 | cmp word [esi],0FFFFh |
||
1666 | je check_next_type_name |
||
1667 | or ebx,ebx |
||
1668 | jz check_this_type_name |
||
1669 | xor ecx,ecx |
||
1670 | compare_with_previous_type_name: |
||
31 | halyavin | 1671 | mov ax,[esi+ecx] |
157 | heavyiron | 1672 | cmp ax,[ebx+ecx] |
1673 | ja check_this_type_name |
||
1674 | jb check_next_type_name |
||
1675 | add ecx,2 |
||
1676 | mov ax,[esi+ecx] |
||
1677 | or ax,[ebx+ecx] |
||
1678 | jnz compare_with_previous_type_name |
||
1679 | jmp check_next_type_name |
||
1680 | check_this_type_name: |
||
31 | halyavin | 1681 | or edx,edx |
157 | heavyiron | 1682 | jz type_name_found |
1683 | xor ecx,ecx |
||
1684 | compare_with_current_type_name: |
||
31 | halyavin | 1685 | mov ax,[esi+ecx] |
157 | heavyiron | 1686 | cmp ax,[edx+ecx] |
1687 | ja check_next_type_name |
||
1688 | jb type_name_found |
||
1689 | add ecx,2 |
||
1690 | mov ax,[esi+ecx] |
||
1691 | or ax,[edx+ecx] |
||
1692 | jnz compare_with_current_type_name |
||
1693 | jmp same_type_name |
||
1694 | type_name_found: |
||
31 | halyavin | 1695 | mov edx,esi |
157 | heavyiron | 1696 | same_type_name: |
31 | halyavin | 1697 | mov [esi-16],edi |
157 | heavyiron | 1698 | check_next_type_name: |
31 | halyavin | 1699 | mov eax,[esi-4] |
157 | heavyiron | 1700 | add esi,eax |
1701 | jmp find_type_name |
||
1702 | type_name_ok: |
||
31 | halyavin | 1703 | or edx,edx |
157 | heavyiron | 1704 | jz type_name_directory_done |
1705 | mov ebx,edx |
||
1706 | make_type_name_entry: |
||
31 | halyavin | 1707 | mov eax,[resource_data] |
157 | heavyiron | 1708 | inc word [eax+12] |
1709 | lea eax,[edi+8] |
||
1710 | cmp eax,[display_buffer] |
||
1711 | jae out_of_memory |
||
1712 | mov eax,ebx |
||
1713 | stos dword [edi] |
||
1714 | xor eax,eax |
||
1715 | stos dword [edi] |
||
1716 | jmp make_type_name_directory |
||
1717 | type_name_directory_done: |
||
31 | halyavin | 1718 | mov ebx,-1 |
157 | heavyiron | 1719 | make_type_id_directory: |
31 | halyavin | 1720 | mov esi,[free_additional_memory] |
157 | heavyiron | 1721 | mov edx,10000h |
1722 | find_type_id: |
||
31 | halyavin | 1723 | cmp dword [esi],0 |
157 | heavyiron | 1724 | je type_id_ok |
1725 | add esi,20 |
||
1726 | cmp word [esi],0FFFFh |
||
1727 | jne check_next_type_id |
||
1728 | movzx eax,word [esi+2] |
||
1729 | cmp eax,ebx |
||
1730 | jle check_next_type_id |
||
1731 | cmp eax,edx |
||
1732 | jg check_next_type_id |
||
1733 | mov edx,eax |
||
1734 | mov [esi-16],edi |
||
1735 | check_next_type_id: |
||
31 | halyavin | 1736 | mov eax,[esi-4] |
157 | heavyiron | 1737 | add esi,eax |
1738 | jmp find_type_id |
||
1739 | type_id_ok: |
||
31 | halyavin | 1740 | cmp edx,10000h |
157 | heavyiron | 1741 | je type_id_directory_done |
1742 | mov ebx,edx |
||
1743 | make_type_id_entry: |
||
31 | halyavin | 1744 | mov eax,[resource_data] |
157 | heavyiron | 1745 | inc word [eax+14] |
1746 | lea eax,[edi+8] |
||
1747 | cmp eax,[display_buffer] |
||
1748 | jae out_of_memory |
||
1749 | mov eax,ebx |
||
1750 | stos dword [edi] |
||
1751 | xor eax,eax |
||
1752 | stos dword [edi] |
||
1753 | jmp make_type_id_directory |
||
1754 | type_id_directory_done: |
||
31 | halyavin | 1755 | mov esi,[resource_data] |
157 | heavyiron | 1756 | add esi,10h |
1757 | mov ecx,[esi-4] |
||
1758 | or cx,cx |
||
1759 | jz resource_directories_ok |
||
1760 | make_resource_directories: |
||
31 | halyavin | 1761 | push ecx |
157 | heavyiron | 1762 | push edi |
1763 | mov edx,edi |
||
1764 | sub edx,[resource_data] |
||
1765 | bts edx,31 |
||
1766 | mov [esi+4],edx |
||
1767 | lea eax,[edi+16] |
||
1768 | cmp eax,[display_buffer] |
||
1769 | jae out_of_memory |
||
1770 | xor eax,eax |
||
1771 | stos dword [edi] |
||
1772 | call make_timestamp |
||
1773 | stos dword [edi] |
||
1774 | xor eax,eax |
||
1775 | stos dword [edi] |
||
1776 | stos dword [edi] |
||
1777 | mov ebp,esi |
||
1778 | xor ebx,ebx |
||
1779 | make_resource_name_directory: |
||
31 | halyavin | 1780 | mov esi,[free_additional_memory] |
157 | heavyiron | 1781 | xor edx,edx |
1782 | find_resource_name: |
||
31 | halyavin | 1783 | cmp dword [esi],0 |
157 | heavyiron | 1784 | je resource_name_ok |
1785 | push esi |
||
1786 | cmp [esi+4],ebp |
||
1787 | jne check_next_resource_name |
||
1788 | add esi,20 |
||
1789 | call skip_resource_name |
||
1790 | cmp word [esi],0FFFFh |
||
1791 | je check_next_resource_name |
||
1792 | or ebx,ebx |
||
1793 | jz check_this_resource_name |
||
1794 | xor ecx,ecx |
||
1795 | compare_with_previous_resource_name: |
||
31 | halyavin | 1796 | mov ax,[esi+ecx] |
157 | heavyiron | 1797 | cmp ax,[ebx+ecx] |
1798 | ja check_this_resource_name |
||
1799 | jb check_next_resource_name |
||
1800 | add ecx,2 |
||
1801 | mov ax,[esi+ecx] |
||
1802 | or ax,[ebx+ecx] |
||
1803 | jnz compare_with_previous_resource_name |
||
1804 | jmp check_next_resource_name |
||
1805 | skip_resource_name: |
||
31 | halyavin | 1806 | cmp word [esi],0FFFFh |
157 | heavyiron | 1807 | jne skip_unicode_string |
1808 | add esi,4 |
||
1809 | ret |
||
1810 | skip_unicode_string: |
||
31 | halyavin | 1811 | add esi,2 |
157 | heavyiron | 1812 | cmp word [esi-2],0 |
1813 | jne skip_unicode_string |
||
1814 | ret |
||
1815 | check_this_resource_name: |
||
31 | halyavin | 1816 | or edx,edx |
157 | heavyiron | 1817 | jz resource_name_found |
1818 | xor ecx,ecx |
||
1819 | compare_with_current_resource_name: |
||
31 | halyavin | 1820 | mov ax,[esi+ecx] |
157 | heavyiron | 1821 | cmp ax,[edx+ecx] |
1822 | ja check_next_resource_name |
||
1823 | jb resource_name_found |
||
1824 | add ecx,2 |
||
1825 | mov ax,[esi+ecx] |
||
1826 | or ax,[edx+ecx] |
||
1827 | jnz compare_with_current_resource_name |
||
1828 | jmp same_resource_name |
||
1829 | resource_name_found: |
||
31 | halyavin | 1830 | mov edx,esi |
157 | heavyiron | 1831 | same_resource_name: |
31 | halyavin | 1832 | mov eax,[esp] |
157 | heavyiron | 1833 | mov [eax+8],edi |
1834 | check_next_resource_name: |
||
31 | halyavin | 1835 | pop esi |
157 | heavyiron | 1836 | mov eax,[esi+16] |
1837 | lea esi,[esi+20+eax] |
||
1838 | jmp find_resource_name |
||
1839 | resource_name_ok: |
||
31 | halyavin | 1840 | or edx,edx |
157 | heavyiron | 1841 | jz resource_name_directory_done |
1842 | mov ebx,edx |
||
1843 | make_resource_name_entry: |
||
31 | halyavin | 1844 | mov eax,[esp] |
157 | heavyiron | 1845 | inc word [eax+12] |
1846 | lea eax,[edi+8] |
||
1847 | cmp eax,[display_buffer] |
||
1848 | jae out_of_memory |
||
1849 | mov eax,ebx |
||
1850 | stos dword [edi] |
||
1851 | xor eax,eax |
||
1852 | stos dword [edi] |
||
1853 | jmp make_resource_name_directory |
||
1854 | resource_name_directory_done: |
||
31 | halyavin | 1855 | mov ebx,-1 |
157 | heavyiron | 1856 | make_resource_id_directory: |
31 | halyavin | 1857 | mov esi,[free_additional_memory] |
157 | heavyiron | 1858 | mov edx,10000h |
1859 | find_resource_id: |
||
31 | halyavin | 1860 | cmp dword [esi],0 |
157 | heavyiron | 1861 | je resource_id_ok |
1862 | push esi |
||
1863 | cmp [esi+4],ebp |
||
1864 | jne check_next_resource_id |
||
1865 | add esi,20 |
||
1866 | call skip_resource_name |
||
1867 | cmp word [esi],0FFFFh |
||
1868 | jne check_next_resource_id |
||
1869 | movzx eax,word [esi+2] |
||
1870 | cmp eax,ebx |
||
1871 | jle check_next_resource_id |
||
1872 | cmp eax,edx |
||
1873 | jg check_next_resource_id |
||
1874 | mov edx,eax |
||
1875 | mov eax,[esp] |
||
1876 | mov [eax+8],edi |
||
1877 | check_next_resource_id: |
||
31 | halyavin | 1878 | pop esi |
157 | heavyiron | 1879 | mov eax,[esi+16] |
1880 | lea esi,[esi+20+eax] |
||
1881 | jmp find_resource_id |
||
1882 | resource_id_ok: |
||
31 | halyavin | 1883 | cmp edx,10000h |
157 | heavyiron | 1884 | je resource_id_directory_done |
1885 | mov ebx,edx |
||
1886 | make_resource_id_entry: |
||
31 | halyavin | 1887 | mov eax,[esp] |
157 | heavyiron | 1888 | inc word [eax+14] |
1889 | lea eax,[edi+8] |
||
1890 | cmp eax,[display_buffer] |
||
1891 | jae out_of_memory |
||
1892 | mov eax,ebx |
||
1893 | stos dword [edi] |
||
1894 | xor eax,eax |
||
1895 | stos dword [edi] |
||
1896 | jmp make_resource_id_directory |
||
1897 | resource_id_directory_done: |
||
31 | halyavin | 1898 | pop eax |
157 | heavyiron | 1899 | mov esi,ebp |
1900 | pop ecx |
||
1901 | add esi,8 |
||
1902 | dec cx |
||
1903 | jnz make_resource_directories |
||
1904 | resource_directories_ok: |
||
31 | halyavin | 1905 | shr ecx,16 |
157 | heavyiron | 1906 | jnz make_resource_directories |
1907 | mov esi,[resource_data] |
||
1908 | add esi,10h |
||
1909 | movzx eax,word [esi-4] |
||
1910 | movzx edx,word [esi-2] |
||
1911 | add eax,edx |
||
1912 | lea esi,[esi+eax*8] |
||
1913 | push edi ; address of language directories |
||
1914 | update_resource_directories: |
||
31 | halyavin | 1915 | cmp esi,[esp] |
157 | heavyiron | 1916 | je resource_directories_updated |
1917 | add esi,10h |
||
1918 | mov ecx,[esi-4] |
||
1919 | or cx,cx |
||
1920 | jz language_directories_ok |
||
1921 | make_language_directories: |
||
31 | halyavin | 1922 | push ecx |
157 | heavyiron | 1923 | push edi |
1924 | mov edx,edi |
||
1925 | sub edx,[resource_data] |
||
1926 | bts edx,31 |
||
1927 | mov [esi+4],edx |
||
1928 | lea eax,[edi+16] |
||
1929 | cmp eax,[display_buffer] |
||
1930 | jae out_of_memory |
||
1931 | xor eax,eax |
||
1932 | stos dword [edi] |
||
1933 | call make_timestamp |
||
1934 | stos dword [edi] |
||
1935 | xor eax,eax |
||
1936 | stos dword [edi] |
||
1937 | stos dword [edi] |
||
1938 | mov ebp,esi |
||
1939 | mov ebx,-1 |
||
1940 | make_language_id_directory: |
||
31 | halyavin | 1941 | mov esi,[free_additional_memory] |
157 | heavyiron | 1942 | mov edx,10000h |
1943 | find_language_id: |
||
31 | halyavin | 1944 | cmp dword [esi],0 |
157 | heavyiron | 1945 | je language_id_ok |
1946 | push esi |
||
1947 | cmp [esi+8],ebp |
||
1948 | jne check_next_language_id |
||
1949 | add esi,20 |
||
1950 | mov eax,esi |
||
1951 | call skip_resource_name |
||
1952 | call skip_resource_name |
||
1953 | neg eax |
||
1954 | add eax,esi |
||
1955 | and eax,11b |
||
1956 | add esi,eax |
||
1957 | get_language_id: |
||
31 | halyavin | 1958 | movzx eax,word [esi+6] |
157 | heavyiron | 1959 | cmp eax,ebx |
1960 | jle check_next_language_id |
||
1961 | cmp eax,edx |
||
1962 | jge check_next_language_id |
||
1963 | mov edx,eax |
||
1964 | mov eax,[esp] |
||
1965 | mov [current_offset],eax |
||
1966 | check_next_language_id: |
||
31 | halyavin | 1967 | pop esi |
157 | heavyiron | 1968 | mov eax,[esi+16] |
1969 | lea esi,[esi+20+eax] |
||
1970 | jmp find_language_id |
||
1971 | language_id_ok: |
||
31 | halyavin | 1972 | cmp edx,10000h |
157 | heavyiron | 1973 | je language_id_directory_done |
1974 | mov ebx,edx |
||
1975 | make_language_id_entry: |
||
31 | halyavin | 1976 | mov eax,[esp] |
157 | heavyiron | 1977 | inc word [eax+14] |
1978 | lea eax,[edi+8] |
||
1979 | cmp eax,[display_buffer] |
||
1980 | jae out_of_memory |
||
1981 | mov eax,ebx |
||
1982 | stos dword [edi] |
||
1983 | mov eax,[current_offset] |
||
1984 | stos dword [edi] |
||
1985 | jmp make_language_id_directory |
||
1986 | language_id_directory_done: |
||
31 | halyavin | 1987 | pop eax |
157 | heavyiron | 1988 | mov esi,ebp |
1989 | pop ecx |
||
1990 | add esi,8 |
||
1991 | dec cx |
||
1992 | jnz make_language_directories |
||
1993 | language_directories_ok: |
||
31 | halyavin | 1994 | shr ecx,16 |
157 | heavyiron | 1995 | jnz make_language_directories |
1996 | jmp update_resource_directories |
||
1997 | resource_directories_updated: |
||
31 | halyavin | 1998 | mov esi,[resource_data] |
157 | heavyiron | 1999 | push edi |
2000 | make_name_strings: |
||
31 | halyavin | 2001 | add esi,10h |
157 | heavyiron | 2002 | movzx eax,word [esi-2] |
2003 | movzx ecx,word [esi-4] |
||
2004 | add eax,ecx |
||
2005 | lea eax,[esi+eax*8] |
||
2006 | push eax |
||
2007 | or ecx,ecx |
||
2008 | jz string_entries_processed |
||
2009 | process_string_entries: |
||
31 | halyavin | 2010 | push ecx |
157 | heavyiron | 2011 | mov edx,edi |
2012 | sub edx,[resource_data] |
||
2013 | bts edx,31 |
||
2014 | xchg [esi],edx |
||
2015 | mov ebx,edi |
||
2016 | xor ax,ax |
||
2017 | stos word [edi] |
||
2018 | copy_string_data: |
||
31 | halyavin | 2019 | lea eax,[edi+2] |
157 | heavyiron | 2020 | cmp eax,[display_buffer] |
2021 | jae out_of_memory |
||
2022 | mov ax,[edx] |
||
2023 | or ax,ax |
||
2024 | jz string_data_copied |
||
2025 | stos word [edi] |
||
2026 | inc word [ebx] |
||
2027 | add edx,2 |
||
2028 | jmp copy_string_data |
||
2029 | string_data_copied: |
||
31 | halyavin | 2030 | add esi,8 |
157 | heavyiron | 2031 | pop ecx |
2032 | loop process_string_entries |
||
2033 | string_entries_processed: |
||
31 | halyavin | 2034 | pop esi |
157 | heavyiron | 2035 | cmp esi,[esp] |
2036 | jb make_name_strings |
||
2037 | mov eax,edi |
||
2038 | sub eax,[resource_data] |
||
2039 | test al,11b |
||
2040 | jz resource_strings_alignment_ok |
||
2041 | xor ax,ax |
||
2042 | stos word [edi] |
||
2043 | resource_strings_alignment_ok: |
||
31 | halyavin | 2044 | pop edx |
157 | heavyiron | 2045 | pop ebx ; address of language directories |
2046 | mov ebp,edi |
||
2047 | update_language_directories: |
||
31 | halyavin | 2048 | add ebx,10h |
157 | heavyiron | 2049 | movzx eax,word [ebx-2] |
2050 | movzx ecx,word [ebx-4] |
||
2051 | add ecx,eax |
||
2052 | make_data_records: |
||
31 | halyavin | 2053 | push ecx |
157 | heavyiron | 2054 | mov esi,edi |
2055 | sub esi,[resource_data] |
||
2056 | xchg esi,[ebx+4] |
||
2057 | lea eax,[edi+16] |
||
2058 | cmp eax,[display_buffer] |
||
2059 | jae out_of_memory |
||
2060 | mov eax,esi |
||
2061 | stos dword [edi] |
||
2062 | mov eax,[esi+12] |
||
2063 | stos dword [edi] |
||
2064 | xor eax,eax |
||
2065 | stos dword [edi] |
||
2066 | stos dword [edi] |
||
2067 | pop ecx |
||
2068 | add ebx,8 |
||
2069 | loop make_data_records |
||
2070 | cmp ebx,edx |
||
2071 | jb update_language_directories |
||
2072 | pop ebx ; file handle |
||
2073 | mov esi,ebp |
||
2074 | mov ebp,edi |
||
2075 | update_data_records: |
||
31 | halyavin | 2076 | push ebp |
157 | heavyiron | 2077 | mov ecx,edi |
2078 | mov eax,[current_section] |
||
2079 | sub ecx,[eax+14h] |
||
2080 | add ecx,[eax+0Ch] |
||
2081 | xchg ecx,[esi] |
||
2082 | mov edx,[ecx] |
||
2083 | xor al,al |
||
2084 | call lseek |
||
2085 | mov edx,edi |
||
2086 | mov ecx,[esi+4] |
||
2087 | add edi,ecx |
||
2088 | cmp edi,[display_buffer] |
||
2089 | ja out_of_memory |
||
2090 | call read |
||
2091 | mov eax,edi |
||
2092 | sub eax,[resource_data] |
||
2093 | and eax,11b |
||
2094 | jz resource_data_alignment_ok |
||
2095 | mov ecx,4 |
||
2096 | sub ecx,eax |
||
2097 | xor al,al |
||
2098 | rep stos byte [edi] |
||
2099 | resource_data_alignment_ok: |
||
31 | halyavin | 2100 | pop ebp |
157 | heavyiron | 2101 | add esi,16 |
2102 | cmp esi,ebp |
||
2103 | jb update_data_records |
||
2104 | pop esi |
||
2105 | call close |
||
2106 | mov eax,edi |
||
2107 | sub eax,[resource_data] |
||
2108 | mov [resource_size],eax |
||
2109 | resource_done: |
||
31 | halyavin | 2110 | ret |
157 | heavyiron | 2111 | close_pe: |
31 | halyavin | 2112 | call close_pe_section |
157 | heavyiron | 2113 | mov edx,[code_start] |
2114 | mov [edx+50h],eax |
||
2115 | call make_timestamp |
||
2116 | mov edx,[code_start] |
||
2117 | mov [edx+8],eax |
||
2118 | mov eax,[number_of_relocations] |
||
2119 | cmp eax,-1 |
||
2120 | je pe_relocations_ok |
||
2121 | shl eax,2 |
||
2122 | sub [free_additional_memory],eax |
||
2123 | btr [resolver_flags],0 |
||
2124 | jnc pe_relocations_ok |
||
2125 | or [next_pass_needed],-1 |
||
2126 | pe_relocations_ok: |
||
109 | heavyiron | 2127 | mov eax,[number_of_sections] |
157 | heavyiron | 2128 | mov [edx+6],ax |
2129 | imul eax,28h |
||
2130 | movzx ecx,word [edx+14h] |
||
2131 | lea eax,[eax+18h+ecx] |
||
2132 | add eax,[stub_size] |
||
2133 | mov ecx,[edx+3Ch] |
||
2134 | dec ecx |
||
2135 | add eax,ecx |
||
2136 | not ecx |
||
2137 | and eax,ecx |
||
2138 | cmp eax,[edx+54h] |
||
2139 | je pe_sections_ok |
||
2140 | or [next_pass_needed],-1 |
||
2141 | pe_sections_ok: |
||
31 | halyavin | 2142 | xor ecx,ecx |
157 | heavyiron | 2143 | add edx,78h |
2144 | test [format_flags],8 |
||
2145 | jz process_directories |
||
2146 | add edx,10h |
||
2147 | process_directories: |
||
31 | halyavin | 2148 | mov eax,[edx+ecx*8] |
157 | heavyiron | 2149 | or eax,eax |
2150 | jz directory_ok |
||
2151 | cmp dword [edx+ecx*8+4],-1 |
||
2152 | jne directory_ok |
||
2153 | section_data: |
||
31 | halyavin | 2154 | mov ebx,[edx+ecx*8] |
157 | heavyiron | 2155 | mov eax,[ebx+0Ch] |
2156 | mov [edx+ecx*8],eax ; directory rva |
||
2157 | mov eax,[ebx+8] |
||
2158 | mov [edx+ecx*8+4],eax ; directory size |
||
2159 | directory_ok: |
||
31 | halyavin | 2160 | inc cl |
157 | heavyiron | 2161 | cmp cl,10h |
2162 | jb process_directories |
||
2163 | mov ebx,[code_start] |
||
2164 | sub ebx,[stub_size] |
||
2165 | mov ecx,edi |
||
2166 | sub ecx,ebx |
||
2167 | mov ebp,ecx |
||
2168 | shr ecx,1 |
||
2169 | xor eax,eax |
||
2170 | cdq |
||
2171 | calculate_checksum: |
||
31 | halyavin | 2172 | mov dx,[ebx] |
157 | heavyiron | 2173 | add eax,edx |
2174 | mov dx,ax |
||
2175 | shr eax,16 |
||
2176 | add eax,edx |
||
2177 | add ebx,2 |
||
2178 | loop calculate_checksum |
||
2179 | add eax,ebp |
||
2180 | mov ebx,[code_start] |
||
2181 | mov [ebx+58h],eax |
||
2182 | ret |
||
2183 | |||
31 | halyavin | 2184 | |
2185 | mov eax,[additional_memory] |
||
157 | heavyiron | 2186 | mov [symbols_stream],eax |
2187 | mov ebx,eax |
||
2188 | add eax,20h |
||
2189 | cmp eax,[structures_buffer] |
||
2190 | jae out_of_memory |
||
2191 | mov [free_additional_memory],eax |
||
2192 | xor eax,eax |
||
2193 | mov [ebx],al |
||
2194 | mov [ebx+4],eax |
||
2195 | mov [ebx+8],edi |
||
2196 | mov al,4 |
||
2197 | mov [ebx+10h],eax |
||
2198 | mov al,60h |
||
2199 | bt [format_flags],0 |
||
2200 | jnc flat_section_flags_ok |
||
2201 | or eax,0E0000000h |
||
2202 | flat_section_flags_ok: |
||
31 | halyavin | 2203 | mov dword [ebx+14h],eax |
157 | heavyiron | 2204 | mov [current_section],ebx |
2205 | mov [number_of_sections],0 |
||
2206 | mov dword [org_origin],edi |
||
2207 | mov dword [org_origin+4],0 |
||
2208 | mov [org_registers],0 |
||
2209 | mov [org_start],edi |
||
2210 | mov [org_symbol],ebx |
||
2211 | mov [labels_type],2 |
||
2212 | mov [code_type],32 |
||
2213 | test [format_flags],8 |
||
2214 | jz format_defined |
||
607 | heavyiron | 2215 | mov [labels_type],4 |
157 | heavyiron | 2216 | mov [code_type],64 |
2217 | jmp format_defined |
||
607 | heavyiron | 2218 | coff_section: |
31 | halyavin | 2219 | call close_coff_section |
157 | heavyiron | 2220 | mov ebx,[free_additional_memory] |
2221 | lea eax,[ebx+20h] |
||
2222 | cmp eax,[structures_buffer] |
||
2223 | jae out_of_memory |
||
2224 | mov [free_additional_memory],eax |
||
2225 | mov [current_section],ebx |
||
2226 | inc [number_of_sections] |
||
2227 | xor eax,eax |
||
2228 | mov [ebx],al |
||
2229 | mov [ebx+8],edi |
||
2230 | mov dword [org_origin],edi |
||
2231 | mov dword [org_origin+4],0 |
||
2232 | mov [org_registers],0 |
||
2233 | mov [org_start],edi |
||
2234 | mov [org_symbol],ebx |
||
2235 | mov [labels_type],2 |
||
2236 | test [format_flags],8 |
||
2237 | jz coff_labels_type_ok |
||
2238 | mov [labels_type],4 |
||
2239 | coff_labels_type_ok: |
||
31 | halyavin | 2240 | mov [ebx+10h],eax |
157 | heavyiron | 2241 | mov [ebx+14h],eax |
2242 | lods word [esi] |
||
2243 | cmp ax,'(' |
||
2244 | jne invalid_argument |
||
2245 | mov [ebx+4],esi |
||
2246 | mov ecx,[esi] |
||
2247 | lea esi,[esi+4+ecx+1] |
||
2248 | cmp ecx,8 |
||
2249 | ja name_too_long |
||
2250 | coff_section_flags: |
||
31 | halyavin | 2251 | cmp byte [esi],1Ch |
157 | heavyiron | 2252 | je coff_section_alignment |
2253 | cmp byte [esi],19h |
||
2254 | jne coff_section_settings_ok |
||
2255 | inc esi |
||
2256 | lods byte [esi] |
||
2257 | bt [format_flags],0 |
||
2258 | jc coff_section_flag_ok |
||
2259 | cmp al,7 |
||
2260 | ja invalid_argument |
||
2261 | coff_section_flag_ok: |
||
31 | halyavin | 2262 | mov cl,al |
157 | heavyiron | 2263 | mov eax,1 |
2264 | shl eax,cl |
||
2265 | test dword [ebx+14h],eax |
||
2266 | jnz setting_already_specified |
||
2267 | or dword [ebx+14h],eax |
||
2268 | jmp coff_section_flags |
||
2269 | coff_section_alignment: |
||
31 | halyavin | 2270 | bt [format_flags],0 |
157 | heavyiron | 2271 | jnc invalid_argument |
2272 | inc esi |
||
2273 | lods byte [esi] |
||
2274 | or al,al |
||
2275 | jnz invalid_argument |
||
2276 | lods byte [esi] |
||
2277 | cmp al,'(' |
||
2278 | jne invalid_argument |
||
2279 | cmp byte [esi],'.' |
||
2280 | je invalid_value |
||
2281 | push ebx |
||
2282 | call get_dword_value |
||
2283 | pop ebx |
||
2284 | cmp [value_type],0 |
||
2285 | jne invalid_use_of_symbol |
||
2286 | mov edx,eax |
||
2287 | dec edx |
||
2288 | test eax,edx |
||
2289 | jnz invalid_value |
||
2290 | or eax,eax |
||
2291 | jz invalid_value |
||
2292 | cmp eax,2000h |
||
2293 | ja invalid_value |
||
2294 | bsf edx,eax |
||
2295 | inc edx |
||
2296 | shl edx,20 |
||
2297 | or [ebx+14h],edx |
||
2298 | xchg [ebx+10h],eax |
||
2299 | or eax,eax |
||
2300 | jnz setting_already_specified |
||
2301 | jmp coff_section_flags |
||
2302 | coff_section_settings_ok: |
||
31 | halyavin | 2303 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2304 | jne instruction_assembled |
2305 | mov dword [ebx+10h],4 |
||
2306 | bt [format_flags],0 |
||
2307 | jnc instruction_assembled |
||
2308 | or dword [ebx+14h],300000h |
||
2309 | jmp instruction_assembled |
||
2310 | close_coff_section: |
||
31 | halyavin | 2311 | mov ebx,[current_section] |
157 | heavyiron | 2312 | mov eax,edi |
2313 | mov edx,[ebx+8] |
||
2314 | sub eax,edx |
||
2315 | mov [ebx+0Ch],eax |
||
2316 | xor eax,eax |
||
2317 | xchg [undefined_data_end],eax |
||
2318 | cmp eax,edi |
||
2319 | jne coff_section_ok |
||
2320 | cmp edx,[undefined_data_start] |
||
2321 | jne coff_section_ok |
||
2322 | mov edi,edx |
||
2323 | or byte [ebx+14h],80h |
||
2324 | coff_section_ok: |
||
31 | halyavin | 2325 | ret |
157 | heavyiron | 2326 | mark_coff_relocation: |
31 | halyavin | 2327 | cmp [value_type],3 |
157 | heavyiron | 2328 | je coff_relocation_relative |
2329 | push ebx eax |
||
2330 | test [format_flags],8 |
||
2331 | jnz coff_64bit_relocation |
||
2332 | mov al,6 |
||
2333 | jmp coff_relocation |
||
2334 | coff_64bit_relocation: |
||
31 | halyavin | 2335 | mov al,1 |
157 | heavyiron | 2336 | cmp [value_type],4 |
2337 | je coff_relocation |
||
2338 | mov al,2 |
||
2339 | jmp coff_relocation |
||
2340 | coff_relocation_relative: |
||
31 | halyavin | 2341 | push ebx |
157 | heavyiron | 2342 | bt [format_flags],0 |
2343 | jnc relative_ok |
||
2344 | mov ebx,[current_section] |
||
2345 | mov ebx,[ebx+8] |
||
2346 | sub ebx,edi |
||
2347 | sub eax,ebx |
||
2348 | add eax,4 |
||
2349 | relative_ok: |
||
31 | halyavin | 2350 | push eax |
157 | heavyiron | 2351 | mov al,20 |
2352 | test [format_flags],8 |
||
2353 | jnz relative_coff_64bit_relocation |
||
2354 | cmp [labels_type],2 |
||
2355 | jne invalid_use_of_symbol |
||
2356 | jmp coff_relocation |
||
2357 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2358 | mov al,4 |
157 | heavyiron | 2359 | cmp [labels_type],4 |
2360 | jne invalid_use_of_symbol |
||
2361 | coff_relocation: |
||
31 | halyavin | 2362 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2363 | add ebx,0Ch |
2364 | cmp ebx,[structures_buffer] |
||
2365 | jae out_of_memory |
||
2366 | mov [free_additional_memory],ebx |
||
2367 | mov byte [ebx-0Ch],al |
||
2368 | mov eax,[current_section] |
||
2369 | mov eax,[eax+8] |
||
2370 | neg eax |
||
2371 | add eax,edi |
||
2372 | mov [ebx-0Ch+4],eax |
||
2373 | mov eax,[symbol_identifier] |
||
2374 | mov [ebx-0Ch+8],eax |
||
2375 | pop eax ebx |
||
2376 | ret |
||
2377 | close_coff: |
||
31 | halyavin | 2378 | call close_coff_section |
157 | heavyiron | 2379 | cmp [next_pass_needed],0 |
2380 | je coff_closed |
||
2381 | mov eax,[symbols_stream] |
||
2382 | mov [free_additional_memory],eax |
||
2383 | coff_closed: |
||
31 | halyavin | 2384 | ret |
157 | heavyiron | 2385 | coff_formatter: |
31 | halyavin | 2386 | sub edi,[code_start] |
157 | heavyiron | 2387 | mov [code_size],edi |
2388 | call prepare_default_section |
||
2389 | mov edi,[free_additional_memory] |
||
2390 | mov ebx,edi |
||
2391 | mov ecx,28h shr 2 |
||
2392 | imul ecx,[number_of_sections] |
||
2393 | add ecx,14h shr 2 |
||
2394 | lea eax,[edi+ecx*4] |
||
2395 | cmp eax,[structures_buffer] |
||
2396 | jae out_of_memory |
||
2397 | xor eax,eax |
||
2398 | rep stos dword [edi] |
||
2399 | mov word [ebx],14Ch |
||
2400 | test [format_flags],8 |
||
2401 | jz coff_magic_ok |
||
2402 | mov word [ebx],8664h |
||
2403 | coff_magic_ok: |
||
31 | halyavin | 2404 | mov word [ebx+12h],104h |
157 | heavyiron | 2405 | bt [format_flags],0 |
2406 | jnc coff_flags_ok |
||
2407 | or byte [ebx+12h],80h |
||
2408 | coff_flags_ok: |
||
31 | halyavin | 2409 | push ebx |
157 | heavyiron | 2410 | call make_timestamp |
2411 | pop ebx |
||
2412 | mov [ebx+4],eax |
||
2413 | mov eax,[number_of_sections] |
||
2414 | mov [ebx+2],ax |
||
2415 | mov esi,[symbols_stream] |
||
2416 | xor eax,eax |
||
2417 | xor ecx,ecx |
||
2418 | enumerate_symbols: |
||
31 | halyavin | 2419 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2420 | je symbols_enumerated |
2421 | mov dl,[esi] |
||
2422 | or dl,dl |
||
2423 | jz enumerate_section |
||
2424 | cmp dl,0C0h |
||
624 | heavyiron | 2425 | jae enumerate_public |
2426 | cmp dl,80h |
||
157 | heavyiron | 2427 | jae enumerate_extrn |
624 | heavyiron | 2428 | add esi,0Ch |
157 | heavyiron | 2429 | jmp enumerate_symbols |
2430 | enumerate_section: |
||
31 | halyavin | 2431 | mov edx,eax |
157 | heavyiron | 2432 | shl edx,8 |
2433 | mov [esi],edx |
||
2434 | inc eax |
||
2435 | inc ecx |
||
2436 | mov [esi+1Eh],cx |
||
2437 | add esi,20h |
||
2438 | jmp enumerate_symbols |
||
2439 | enumerate_public: |
||
31 | halyavin | 2440 | mov edx,eax |
157 | heavyiron | 2441 | shl edx,8 |
2442 | mov dl,[esi] |
||
624 | heavyiron | 2443 | mov [esi],edx |
157 | heavyiron | 2444 | mov edx,[esi+8] |
2445 | add esi,10h |
||
2446 | inc eax |
||
2447 | cmp byte [edx+11],2 |
||
2448 | jne enumerate_symbols |
||
2449 | mov edx,[edx+20] |
||
2450 | cmp byte [edx],0C0h |
||
624 | heavyiron | 2451 | jae enumerate_symbols |
2452 | cmp byte [edx],80h |
||
2453 | jb enumerate_symbols |
||
2454 | inc eax |
||
157 | heavyiron | 2455 | jmp enumerate_symbols |
2456 | enumerate_extrn: |
||
31 | halyavin | 2457 | mov edx,eax |
157 | heavyiron | 2458 | shl edx,8 |
2459 | mov dl,[esi] |
||
624 | heavyiron | 2460 | mov [esi],edx |
157 | heavyiron | 2461 | add esi,0Ch |
2462 | inc eax |
||
2463 | jmp enumerate_symbols |
||
2464 | prepare_default_section: |
||
31 | halyavin | 2465 | mov ebx,[symbols_stream] |
157 | heavyiron | 2466 | cmp dword [ebx+0Ch],0 |
2467 | jne default_section_ok |
||
2468 | cmp [number_of_sections],0 |
||
2469 | je default_section_ok |
||
2470 | mov edx,ebx |
||
2471 | find_references_to_default_section: |
||
31 | halyavin | 2472 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2473 | jne check_reference |
2474 | add [symbols_stream],20h |
||
2475 | ret |
||
2476 | check_reference: |
||
31 | halyavin | 2477 | mov al,[ebx] |
157 | heavyiron | 2478 | or al,al |
2479 | jz skip_other_section |
||
2480 | cmp al,0C0h |
||
624 | heavyiron | 2481 | jae check_public_reference |
2482 | cmp al,80h |
||
157 | heavyiron | 2483 | jae next_reference |
624 | heavyiron | 2484 | cmp edx,[ebx+8] |
157 | heavyiron | 2485 | je default_section_ok |
2486 | next_reference: |
||
31 | halyavin | 2487 | add ebx,0Ch |
157 | heavyiron | 2488 | jmp find_references_to_default_section |
2489 | check_public_reference: |
||
31 | halyavin | 2490 | mov eax,[ebx+8] |
157 | heavyiron | 2491 | add ebx,10h |
2492 | test byte [eax+8],1 |
||
2493 | jz find_references_to_default_section |
||
2494 | mov cx,[current_pass] |
||
2495 | cmp cx,[eax+16] |
||
2496 | jne find_references_to_default_section |
||
2497 | cmp edx,[eax+20] |
||
2498 | je default_section_ok |
||
2499 | jmp find_references_to_default_section |
||
2500 | skip_other_section: |
||
31 | halyavin | 2501 | add ebx,20h |
157 | heavyiron | 2502 | jmp find_references_to_default_section |
2503 | default_section_ok: |
||
31 | halyavin | 2504 | inc [number_of_sections] |
157 | heavyiron | 2505 | ret |
2506 | symbols_enumerated: |
||
31 | halyavin | 2507 | mov [ebx+0Ch],eax |
157 | heavyiron | 2508 | mov ebp,edi |
2509 | sub ebp,ebx |
||
2510 | push ebp |
||
2511 | lea edi,[ebx+14h] |
||
2512 | mov esi,[symbols_stream] |
||
2513 | find_section: |
||
31 | halyavin | 2514 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2515 | je sections_finished |
2516 | mov al,[esi] |
||
2517 | or al,al |
||
2518 | jz section_found |
||
2519 | add esi,0Ch |
||
2520 | cmp al,0C0h |
||
624 | heavyiron | 2521 | jb find_section |
2522 | add esi,4 |
||
157 | heavyiron | 2523 | jmp find_section |
2524 | section_found: |
||
31 | halyavin | 2525 | push esi edi |
157 | heavyiron | 2526 | mov esi,[esi+4] |
2527 | or esi,esi |
||
2528 | jz default_section |
||
2529 | mov ecx,[esi] |
||
2530 | add esi,4 |
||
2531 | rep movs byte [edi],[esi] |
||
2532 | jmp section_name_ok |
||
2533 | default_section: |
||
31 | halyavin | 2534 | mov al,'.' |
157 | heavyiron | 2535 | stos byte [edi] |
2536 | mov eax,'flat' |
||
2537 | stos dword [edi] |
||
2538 | section_name_ok: |
||
31 | halyavin | 2539 | pop edi esi |
157 | heavyiron | 2540 | mov eax,[esi+0Ch] |
2541 | mov [edi+10h],eax |
||
2542 | mov eax,[esi+14h] |
||
2543 | mov [edi+24h],eax |
||
2544 | test al,80h |
||
2545 | jnz section_ptr_ok |
||
2546 | mov eax,[esi+8] |
||
2547 | sub eax,[code_start] |
||
2548 | add eax,ebp |
||
2549 | mov [edi+14h],eax |
||
2550 | section_ptr_ok: |
||
31 | halyavin | 2551 | mov ebx,[code_start] |
157 | heavyiron | 2552 | mov edx,[code_size] |
2553 | add ebx,edx |
||
2554 | add edx,ebp |
||
2555 | xor ecx,ecx |
||
2556 | add esi,20h |
||
2557 | find_relocations: |
||
31 | halyavin | 2558 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2559 | je section_relocations_done |
2560 | mov al,[esi] |
||
2561 | or al,al |
||
2562 | jz section_relocations_done |
||
2563 | cmp al,80h |
||
2564 | jb add_relocation |
||
2565 | cmp al,0C0h |
||
624 | heavyiron | 2566 | jb next_relocation |
2567 | add esi,10h |
||
157 | heavyiron | 2568 | jmp find_relocations |
2569 | add_relocation: |
||
31 | halyavin | 2570 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2571 | cmp eax,[display_buffer] |
2572 | ja out_of_memory |
||
2573 | mov eax,[esi+4] |
||
2574 | mov [ebx],eax |
||
2575 | mov eax,[esi+8] |
||
2576 | mov eax,[eax] |
||
2577 | shr eax,8 |
||
2578 | mov [ebx+4],eax |
||
2579 | movzx ax,byte [esi] |
||
2580 | mov [ebx+8],ax |
||
2581 | add ebx,0Ah |
||
2582 | inc ecx |
||
2583 | next_relocation: |
||
31 | halyavin | 2584 | add esi,0Ch |
157 | heavyiron | 2585 | jmp find_relocations |
2586 | section_relocations_done: |
||
31 | halyavin | 2587 | cmp ecx,10000h |
157 | heavyiron | 2588 | jb section_relocations_count_16bit |
2589 | bt [format_flags],0 |
||
2590 | jnc format_limitations_exceeded |
||
2591 | mov word [edi+20h],0FFFFh |
||
2592 | or dword [edi+24h],1000000h |
||
2593 | mov [edi+18h],edx |
||
2594 | push esi edi |
||
2595 | push ecx |
||
2596 | lea esi,[ebx-1] |
||
2597 | add ebx,0Ah |
||
2598 | lea edi,[ebx-1] |
||
2599 | imul ecx,0Ah |
||
2600 | std |
||
2601 | rep movs byte [edi],[esi] |
||
2602 | cld |
||
2603 | pop ecx |
||
2604 | inc esi |
||
2605 | inc ecx |
||
2606 | mov [esi],ecx |
||
2607 | xor eax,eax |
||
2608 | mov [esi+4],eax |
||
2609 | mov [esi+8],ax |
||
2610 | pop edi esi |
||
2611 | jmp section_relocations_ok |
||
2612 | section_relocations_count_16bit: |
||
31 | halyavin | 2613 | mov [edi+20h],cx |
157 | heavyiron | 2614 | jcxz section_relocations_ok |
2615 | mov [edi+18h],edx |
||
2616 | section_relocations_ok: |
||
31 | halyavin | 2617 | sub ebx,[code_start] |
157 | heavyiron | 2618 | mov [code_size],ebx |
2619 | add edi,28h |
||
2620 | jmp find_section |
||
2621 | sections_finished: |
||
31 | halyavin | 2622 | mov edx,[free_additional_memory] |
157 | heavyiron | 2623 | mov ebx,[code_size] |
2624 | add ebp,ebx |
||
2625 | mov [edx+8],ebp |
||
2626 | add ebx,[code_start] |
||
2627 | mov edi,ebx |
||
2628 | mov ecx,[edx+0Ch] |
||
2629 | imul ecx,12h shr 1 |
||
2630 | xor eax,eax |
||
2631 | shr ecx,1 |
||
2632 | jnc zero_symbols_table |
||
2633 | stos word [edi] |
||
2634 | zero_symbols_table: |
||
31 | halyavin | 2635 | rep stos dword [edi] |
157 | heavyiron | 2636 | mov edx,edi |
2637 | stos dword [edi] |
||
2638 | mov esi,[symbols_stream] |
||
2639 | make_symbols_table: |
||
109 | heavyiron | 2640 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2641 | je symbols_table_ok |
2642 | mov al,[esi] |
||
2643 | cmp al,0C0h |
||
624 | heavyiron | 2644 | jae add_public_symbol |
2645 | cmp al,80h |
||
157 | heavyiron | 2646 | jae add_extrn_symbol |
624 | heavyiron | 2647 | or al,al |
157 | heavyiron | 2648 | jz add_section_symbol |
2649 | add esi,0Ch |
||
2650 | jmp make_symbols_table |
||
2651 | add_section_symbol: |
||
31 | halyavin | 2652 | call store_symbol_name |
157 | heavyiron | 2653 | movzx eax,word [esi+1Eh] |
2654 | mov [ebx+0Ch],ax |
||
2655 | mov byte [ebx+10h],3 |
||
2656 | add esi,20h |
||
2657 | add ebx,12h |
||
2658 | jmp make_symbols_table |
||
2659 | add_extrn_symbol: |
||
31 | halyavin | 2660 | call store_symbol_name |
157 | heavyiron | 2661 | mov byte [ebx+10h],2 |
2662 | add esi,0Ch |
||
2663 | add ebx,12h |
||
2664 | jmp make_symbols_table |
||
2665 | add_public_symbol: |
||
31 | halyavin | 2666 | call store_symbol_name |
157 | heavyiron | 2667 | mov eax,[esi+0Ch] |
2668 | mov [current_line],eax |
||
2669 | mov eax,[esi+8] |
||
2670 | test byte [eax+8],1 |
||
2671 | jz undefined_coff_public |
||
692 | heavyiron | 2672 | mov cx,[current_pass] |
157 | heavyiron | 2673 | cmp cx,[eax+16] |
2674 | jne undefined_coff_public |
||
692 | heavyiron | 2675 | mov cl,[eax+11] |
157 | heavyiron | 2676 | or cl,cl |
2677 | jz public_constant |
||
2678 | test [format_flags],8 |
||
2679 | jnz check_64bit_public_symbol |
||
2680 | cmp cl,2 |
||
2681 | je public_symbol_type_ok |
||
2682 | jmp invalid_use_of_symbol |
||
2683 | undefined_coff_public: |
||
692 | heavyiron | 2684 | mov eax,[eax+24] |
2685 | mov [error_info],eax |
||
2686 | jmp undefined_symbol |
||
2687 | check_64bit_public_symbol: |
||
31 | halyavin | 2688 | cmp cl,4 |
157 | heavyiron | 2689 | jne invalid_use_of_symbol |
2690 | public_symbol_type_ok: |
||
31 | halyavin | 2691 | mov ecx,[eax+20] |
157 | heavyiron | 2692 | cmp byte [ecx],80h |
624 | heavyiron | 2693 | je alias_symbol |
157 | heavyiron | 2694 | cmp byte [ecx],0 |
2695 | jne invalid_use_of_symbol |
||
2696 | mov cx,[ecx+1Eh] |
||
2697 | mov [ebx+0Ch],cx |
||
2698 | public_symbol_section_ok: |
||
31 | halyavin | 2699 | cmp dword [eax+4],0 |
157 | heavyiron | 2700 | je store_public_symbol |
2701 | cmp dword [eax+4],-1 |
||
2702 | jne value_out_of_range |
||
2703 | bt dword [eax],31 |
||
2704 | jnc value_out_of_range |
||
2705 | store_public_symbol: |
||
31 | halyavin | 2706 | mov eax,[eax] |
157 | heavyiron | 2707 | mov [ebx+8],eax |
2708 | mov al,2 |
||
624 | heavyiron | 2709 | cmp byte [esi],0C0h |
2710 | je store_symbol_class |
||
2711 | inc al |
||
2712 | cmp byte [esi],0C1h |
||
2713 | je store_symbol_class |
||
2714 | mov al,105 |
||
2715 | store_symbol_class: |
||
2716 | mov byte [ebx+10h],al |
||
2717 | add esi,10h |
||
157 | heavyiron | 2718 | add ebx,12h |
2719 | jmp make_symbols_table |
||
2720 | alias_symbol: |
||
31 | halyavin | 2721 | bt [format_flags],0 |
157 | heavyiron | 2722 | jnc invalid_use_of_symbol |
2723 | mov ecx,[eax] |
||
2724 | or ecx,[eax+4] |
||
2725 | jnz invalid_use_of_symbol |
||
2726 | mov byte [ebx+10h],69h |
||
2727 | mov byte [ebx+11h],1 |
||
2728 | add ebx,12h |
||
2729 | mov ecx,[eax+20] |
||
2730 | mov ecx,[ecx] |
||
2731 | shr ecx,8 |
||
2732 | mov [ebx],ecx |
||
2733 | mov byte [ebx+4],3 |
||
2734 | add esi,10h |
||
2735 | add ebx,12h |
||
2736 | jmp make_symbols_table |
||
2737 | public_constant: |
||
31 | halyavin | 2738 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2739 | jmp public_symbol_section_ok |
2740 | symbols_table_ok: |
||
31 | halyavin | 2741 | mov eax,edi |
157 | heavyiron | 2742 | sub eax,edx |
2743 | mov [edx],eax |
||
2744 | sub edi,[code_start] |
||
2745 | mov [code_size],edi |
||
2746 | mov [written_size],0 |
||
2747 | mov edx,[output_file] |
||
2748 | call create |
||
2749 | jc write_failed |
||
2750 | mov edx,[free_additional_memory] |
||
2751 | pop ecx |
||
2752 | add [written_size],ecx |
||
2753 | call write |
||
2754 | jc write_failed |
||
2755 | jmp write_output |
||
2756 | store_symbol_name: |
||
31 | halyavin | 2757 | push esi |
157 | heavyiron | 2758 | mov esi,[esi+4] |
2759 | or esi,esi |
||
2760 | jz default_name |
||
2761 | lods dword [esi] |
||
2762 | mov ecx,eax |
||
2763 | cmp ecx,8 |
||
2764 | ja add_string |
||
2765 | push edi |
||
2766 | mov edi,ebx |
||
2767 | rep movs byte [edi],[esi] |
||
2768 | pop edi esi |
||
2769 | ret |
||
2770 | default_name: |
||
31 | halyavin | 2771 | mov dword [ebx],'.fla' |
157 | heavyiron | 2772 | mov dword [ebx+4],'t' |
2773 | pop esi |
||
2774 | ret |
||
2775 | add_string: |
||
31 | halyavin | 2776 | mov eax,edi |
157 | heavyiron | 2777 | sub eax,edx |
2778 | mov [ebx+4],eax |
||
2779 | inc ecx |
||
2780 | rep movs byte [edi],[esi] |
||
2781 | pop esi |
||
2782 | ret |
||
2783 | |||
31 | halyavin | 2784 | |
2785 | test [format_flags],8 |
||
157 | heavyiron | 2786 | jnz format_elf64 |
2787 | mov edx,edi |
||
2788 | mov ecx,34h shr 2 |
||
2789 | lea eax,[edi+ecx*4] |
||
2790 | cmp eax,[display_buffer] |
||
2791 | jae out_of_memory |
||
2792 | xor eax,eax |
||
2793 | rep stos dword [edi] |
||
2794 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2795 | mov al,1 |
||
2796 | mov [edx+4],al |
||
2797 | mov [edx+5],al |
||
2798 | mov [edx+6],al |
||
2799 | mov [edx+14h],al |
||
2800 | mov byte [edx+12h],3 |
||
2801 | mov byte [edx+28h],34h |
||
2802 | mov byte [edx+2Eh],28h |
||
2803 | mov [code_type],32 |
||
2804 | cmp word [esi],1D19h |
||
2805 | je format_elf_exe |
||
2806 | mov [labels_type],2 |
||
2807 | elf_header_ok: |
||
31 | halyavin | 2808 | mov byte [edx+10h],1 |
157 | heavyiron | 2809 | mov eax,[additional_memory] |
2810 | mov [symbols_stream],eax |
||
2811 | mov ebx,eax |
||
2812 | add eax,20h |
||
2813 | cmp eax,[structures_buffer] |
||
2814 | jae out_of_memory |
||
2815 | mov [free_additional_memory],eax |
||
2816 | xor eax,eax |
||
2817 | mov [current_section],ebx |
||
2818 | mov [number_of_sections],eax |
||
2819 | mov dword [org_origin],edi |
||
2820 | mov dword [org_origin+4],eax |
||
2821 | mov [org_registers],eax |
||
2822 | mov [org_start],edi |
||
2823 | mov [org_symbol],ebx |
||
2824 | mov [ebx],al |
||
2825 | mov [ebx+4],eax |
||
2826 | mov [ebx+8],edi |
||
2827 | mov al,111b |
||
2828 | mov [ebx+14h],eax |
||
2829 | mov al,4 |
||
2830 | mov [ebx+10h],eax |
||
2831 | test [format_flags],8 |
||
2832 | jz format_defined |
||
607 | heavyiron | 2833 | mov byte [ebx+10h],8 |
157 | heavyiron | 2834 | jmp format_defined |
607 | heavyiron | 2835 | format_elf64: |
31 | halyavin | 2836 | mov edx,edi |
157 | heavyiron | 2837 | mov ecx,40h shr 2 |
2838 | lea eax,[edi+ecx*4] |
||
2839 | cmp eax,[display_buffer] |
||
2840 | jae out_of_memory |
||
2841 | xor eax,eax |
||
2842 | rep stos dword [edi] |
||
2843 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2844 | mov al,1 |
||
2845 | mov [edx+5],al |
||
2846 | mov [edx+6],al |
||
2847 | mov [edx+14h],al |
||
2848 | mov byte [edx+4],2 |
||
2849 | mov byte [edx+12h],62 |
||
2850 | mov byte [edx+34h],40h |
||
2851 | mov byte [edx+3Ah],40h |
||
2852 | mov [code_type],64 |
||
2853 | cmp word [esi],1D19h |
||
2854 | je format_elf64_exe |
||
2855 | mov [labels_type],4 |
||
2856 | jmp elf_header_ok |
||
2857 | elf_section: |
||
31 | halyavin | 2858 | bt [format_flags],0 |
157 | heavyiron | 2859 | jc illegal_instruction |
2860 | call close_coff_section |
||
2861 | mov ebx,[free_additional_memory] |
||
2862 | lea eax,[ebx+20h] |
||
2863 | cmp eax,[structures_buffer] |
||
2864 | jae out_of_memory |
||
2865 | mov [free_additional_memory],eax |
||
2866 | mov [current_section],ebx |
||
2867 | inc word [number_of_sections] |
||
2868 | jz format_limitations_exceeded |
||
2869 | xor eax,eax |
||
2870 | mov [ebx],al |
||
2871 | mov [ebx+8],edi |
||
2872 | mov dword [org_origin],edi |
||
2873 | mov dword [org_origin+4],0 |
||
2874 | mov [org_registers],0 |
||
2875 | mov [org_start],edi |
||
2876 | mov [org_symbol],ebx |
||
2877 | test [format_flags],8 |
||
2878 | jnz elf64_labels_type |
||
2879 | mov [labels_type],2 |
||
2880 | jmp elf_labels_type_ok |
||
2881 | elf64_labels_type: |
||
31 | halyavin | 2882 | mov [labels_type],4 |
157 | heavyiron | 2883 | elf_labels_type_ok: |
31 | halyavin | 2884 | mov [ebx+10h],eax |
157 | heavyiron | 2885 | mov al,10b |
2886 | mov [ebx+14h],eax |
||
2887 | lods word [esi] |
||
2888 | cmp ax,'(' |
||
2889 | jne invalid_argument |
||
2890 | mov [ebx+4],esi |
||
2891 | mov ecx,[esi] |
||
2892 | lea esi,[esi+4+ecx+1] |
||
2893 | elf_section_flags: |
||
31 | halyavin | 2894 | cmp byte [esi],1Ch |
157 | heavyiron | 2895 | je elf_section_alignment |
2896 | cmp byte [esi],19h |
||
2897 | jne elf_section_settings_ok |
||
2898 | inc esi |
||
2899 | lods byte [esi] |
||
2900 | sub al,28 |
||
2901 | xor al,11b |
||
2902 | test al,not 10b |
||
2903 | jnz invalid_argument |
||
2904 | mov cl,al |
||
2905 | mov al,1 |
||
2906 | shl al,cl |
||
2907 | test byte [ebx+14h],al |
||
2908 | jnz setting_already_specified |
||
2909 | or byte [ebx+14h],al |
||
2910 | jmp elf_section_flags |
||
2911 | elf_section_alignment: |
||
31 | halyavin | 2912 | inc esi |
157 | heavyiron | 2913 | lods byte [esi] |
2914 | or al,al |
||
2915 | jnz invalid_argument |
||
2916 | lods byte [esi] |
||
2917 | cmp al,'(' |
||
2918 | jne invalid_argument |
||
2919 | cmp byte [esi],'.' |
||
2920 | je invalid_value |
||
2921 | push ebx |
||
2922 | call get_dword_value |
||
2923 | pop ebx |
||
2924 | cmp [value_type],0 |
||
2925 | jne invalid_use_of_symbol |
||
2926 | mov edx,eax |
||
2927 | dec edx |
||
2928 | test eax,edx |
||
2929 | jnz invalid_value |
||
2930 | or eax,eax |
||
2931 | jz invalid_value |
||
2932 | xchg [ebx+10h],eax |
||
2933 | or eax,eax |
||
2934 | jnz setting_already_specified |
||
2935 | jmp elf_section_flags |
||
2936 | elf_section_settings_ok: |
||
31 | halyavin | 2937 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2938 | jne instruction_assembled |
2939 | mov dword [ebx+10h],4 |
||
2940 | test [format_flags],8 |
||
2941 | jz instruction_assembled |
||
2942 | mov byte [ebx+10h],8 |
||
2943 | jmp instruction_assembled |
||
2944 | mark_elf_relocation: |
||
31 | halyavin | 2945 | cmp [value_type],3 |
157 | heavyiron | 2946 | je elf_relocation_relative |
2947 | cmp [value_type],7 |
||
174 | heavyiron | 2948 | je elf_relocation_relative |
2949 | push ebx eax |
||
157 | heavyiron | 2950 | cmp [value_type],5 |
174 | heavyiron | 2951 | je elf_gotoff_relocation |
157 | heavyiron | 2952 | ja invalid_use_of_symbol |
174 | heavyiron | 2953 | mov al,1 ; R_386_32 / R_AMD64_64 |
2954 | test [format_flags],8 |
||
157 | heavyiron | 2955 | jz coff_relocation |
2956 | cmp [value_type],4 |
||
2957 | je coff_relocation |
||
2958 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 2959 | jmp coff_relocation |
157 | heavyiron | 2960 | elf_gotoff_relocation: |
109 | heavyiron | 2961 | test [format_flags],8 |
174 | heavyiron | 2962 | jnz invalid_use_of_symbol |
2963 | mov al,9 ; R_386_GOTOFF |
||
2964 | jmp coff_relocation |
||
157 | heavyiron | 2965 | elf_relocation_relative: |
31 | halyavin | 2966 | cmp [labels_type],0 |
157 | heavyiron | 2967 | je invalid_use_of_symbol |
2968 | push ebx |
||
2969 | mov ebx,[current_section] |
||
2970 | mov ebx,[ebx+8] |
||
2971 | sub ebx,edi |
||
2972 | sub eax,ebx |
||
2973 | push eax |
||
2974 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 2975 | cmp [value_type],3 |
2976 | je coff_relocation |
||
2977 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
2978 | jmp coff_relocation |
||
157 | heavyiron | 2979 | close_elf: |
31 | halyavin | 2980 | bt [format_flags],0 |
157 | heavyiron | 2981 | jc close_elf_exe |
2982 | call close_coff_section |
||
2983 | cmp [next_pass_needed],0 |
||
2984 | je elf_closed |
||
2985 | mov eax,[symbols_stream] |
||
2986 | mov [free_additional_memory],eax |
||
2987 | elf_closed: |
||
31 | halyavin | 2988 | ret |
157 | heavyiron | 2989 | elf_formatter: |
31 | halyavin | 2990 | push edi |
157 | heavyiron | 2991 | call prepare_default_section |
2992 | mov esi,[symbols_stream] |
||
2993 | mov edi,[free_additional_memory] |
||
2994 | xor eax,eax |
||
2995 | mov ecx,4 |
||
2996 | rep stos dword [edi] |
||
2997 | test [format_flags],8 |
||
2998 | jz find_first_section |
||
2999 | mov ecx,2 |
||
3000 | rep stos dword [edi] |
||
3001 | find_first_section: |
||
31 | halyavin | 3002 | mov al,[esi] |
157 | heavyiron | 3003 | or al,al |
3004 | jz first_section_found |
||
3005 | cmp al,0C0h |
||
624 | heavyiron | 3006 | jb skip_other_symbol |
3007 | add esi,4 |
||
157 | heavyiron | 3008 | skip_other_symbol: |
31 | halyavin | 3009 | add esi,0Ch |
157 | heavyiron | 3010 | jmp find_first_section |
3011 | first_section_found: |
||
31 | halyavin | 3012 | mov ebx,esi |
157 | heavyiron | 3013 | mov ebp,esi |
3014 | add esi,20h |
||
3015 | xor ecx,ecx |
||
3016 | xor edx,edx |
||
3017 | find_next_section: |
||
31 | halyavin | 3018 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3019 | je make_section_symbol |
3020 | mov al,[esi] |
||
3021 | or al,al |
||
3022 | jz make_section_symbol |
||
3023 | cmp al,0C0h |
||
624 | heavyiron | 3024 | jae skip_public |
3025 | cmp al,80h |
||
157 | heavyiron | 3026 | jae skip_extrn |
624 | heavyiron | 3027 | or byte [ebx+14h],40h |
157 | heavyiron | 3028 | skip_extrn: |
31 | halyavin | 3029 | add esi,0Ch |
157 | heavyiron | 3030 | jmp find_next_section |
3031 | skip_public: |
||
31 | halyavin | 3032 | add esi,10h |
157 | heavyiron | 3033 | jmp find_next_section |
3034 | make_section_symbol: |
||
31 | halyavin | 3035 | mov eax,edi |
157 | heavyiron | 3036 | xchg eax,[ebx+4] |
3037 | stos dword [edi] |
||
3038 | test [format_flags],8 |
||
3039 | jnz elf64_section_symbol |
||
3040 | xor eax,eax |
||
3041 | stos dword [edi] |
||
3042 | stos dword [edi] |
||
3043 | call store_section_index |
||
3044 | jmp section_symbol_ok |
||
3045 | store_section_index: |
||
31 | halyavin | 3046 | inc ecx |
157 | heavyiron | 3047 | mov eax,ecx |
3048 | shl eax,8 |
||
3049 | mov [ebx],eax |
||
3050 | inc dx |
||
3051 | jz format_limitations_exceeded |
||
3052 | mov eax,edx |
||
3053 | shl eax,16 |
||
3054 | mov al,3 |
||
3055 | test byte [ebx+14h],40h |
||
3056 | jz section_index_ok |
||
3057 | or ah,-1 |
||
3058 | inc dx |
||
3059 | jz format_limitations_exceeded |
||
3060 | section_index_ok: |
||
31 | halyavin | 3061 | stos dword [edi] |
157 | heavyiron | 3062 | ret |
3063 | elf64_section_symbol: |
||
31 | halyavin | 3064 | call store_section_index |
157 | heavyiron | 3065 | xor eax,eax |
3066 | stos dword [edi] |
||
3067 | stos dword [edi] |
||
3068 | stos dword [edi] |
||
3069 | stos dword [edi] |
||
3070 | section_symbol_ok: |
||
31 | halyavin | 3071 | mov ebx,esi |
157 | heavyiron | 3072 | add esi,20h |
3073 | cmp ebx,[free_additional_memory] |
||
3074 | jne find_next_section |
||
3075 | inc dx |
||
3076 | jz format_limitations_exceeded |
||
3077 | mov [current_section],edx |
||
3078 | mov esi,[symbols_stream] |
||
3079 | find_other_symbols: |
||
31 | halyavin | 3080 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3081 | je elf_symbol_table_ok |
3082 | mov al,[esi] |
||
3083 | or al,al |
||
3084 | jz skip_section |
||
3085 | cmp al,0C0h |
||
624 | heavyiron | 3086 | jae make_public_symbol |
3087 | cmp al,80h |
||
157 | heavyiron | 3088 | jae make_extrn_symbol |
624 | heavyiron | 3089 | add esi,0Ch |
157 | heavyiron | 3090 | jmp find_other_symbols |
3091 | skip_section: |
||
31 | halyavin | 3092 | add esi,20h |
157 | heavyiron | 3093 | jmp find_other_symbols |
3094 | make_public_symbol: |
||
31 | halyavin | 3095 | mov eax,[esi+0Ch] |
157 | heavyiron | 3096 | mov [current_line],eax |
3097 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3098 | jne invalid_argument |
3099 | mov ebx,[esi+8] |
||
157 | heavyiron | 3100 | test byte [ebx+8],1 |
3101 | jz undefined_public |
||
692 | heavyiron | 3102 | mov ax,[current_pass] |
157 | heavyiron | 3103 | cmp ax,[ebx+16] |
3104 | jne undefined_public |
||
692 | heavyiron | 3105 | mov dl,[ebx+11] |
157 | heavyiron | 3106 | or dl,dl |
3107 | jz public_absolute |
||
3108 | mov eax,[ebx+20] |
||
3109 | cmp byte [eax],0 |
||
3110 | jne invalid_use_of_symbol |
||
3111 | mov eax,[eax+4] |
||
3112 | test [format_flags],8 |
||
3113 | jnz elf64_public |
||
3114 | cmp dl,2 |
||
3115 | jne invalid_use_of_symbol |
||
3116 | mov dx,[eax+0Eh] |
||
3117 | jmp section_for_public_ok |
||
3118 | undefined_public: |
||
692 | heavyiron | 3119 | mov eax,[ebx+24] |
3120 | mov [error_info],eax |
||
3121 | jmp undefined_symbol |
||
3122 | elf64_public: |
||
31 | halyavin | 3123 | cmp dl,4 |
157 | heavyiron | 3124 | jne invalid_use_of_symbol |
3125 | mov dx,[eax+6] |
||
3126 | jmp section_for_public_ok |
||
3127 | public_absolute: |
||
31 | halyavin | 3128 | mov dx,0FFF1h |
157 | heavyiron | 3129 | section_for_public_ok: |
31 | halyavin | 3130 | mov eax,[esi+4] |
157 | heavyiron | 3131 | stos dword [edi] |
3132 | test [format_flags],8 |
||
3133 | jnz elf64_public_symbol |
||
3134 | call get_public_value |
||
3135 | stos dword [edi] |
||
3136 | xor eax,eax |
||
3137 | mov al,[ebx+10] |
||
3138 | stos dword [edi] |
||
3139 | mov eax,edx |
||
3140 | shl eax,16 |
||
3141 | mov al,10h |
||
3142 | cmp byte [ebx+10],0 |
||
3143 | je elf_public_function |
||
3144 | or al,1 |
||
3145 | jmp store_elf_public_info |
||
3146 | elf_public_function: |
||
109 | heavyiron | 3147 | or al,2 |
157 | heavyiron | 3148 | store_elf_public_info: |
109 | heavyiron | 3149 | stos dword [edi] |
157 | heavyiron | 3150 | jmp public_symbol_ok |
3151 | elf64_public_symbol: |
||
31 | halyavin | 3152 | mov eax,edx |
157 | heavyiron | 3153 | shl eax,16 |
3154 | mov al,10h |
||
3155 | cmp byte [ebx+10],0 |
||
3156 | je elf64_public_function |
||
3157 | or al,1 |
||
3158 | jmp store_elf64_public_info |
||
3159 | elf64_public_function: |
||
109 | heavyiron | 3160 | or al,2 |
157 | heavyiron | 3161 | store_elf64_public_info: |
109 | heavyiron | 3162 | stos dword [edi] |
157 | heavyiron | 3163 | call get_public_value |
3164 | stos dword [edi] |
||
3165 | xor eax,eax |
||
3166 | stos dword [edi] |
||
3167 | mov al,[ebx+10] |
||
3168 | stos dword [edi] |
||
3169 | xor al,al |
||
3170 | stos dword [edi] |
||
3171 | public_symbol_ok: |
||
31 | halyavin | 3172 | inc ecx |
157 | heavyiron | 3173 | mov eax,ecx |
3174 | shl eax,8 |
||
3175 | mov al,0C0h |
||
624 | heavyiron | 3176 | mov [esi],eax |
157 | heavyiron | 3177 | add esi,10h |
3178 | jmp find_other_symbols |
||
3179 | get_public_value: |
||
31 | halyavin | 3180 | mov eax,[ebx] |
157 | heavyiron | 3181 | cmp dword [ebx+4],0 |
3182 | je public_value_ok |
||
3183 | cmp dword [ebx+4],-1 |
||
3184 | jne value_out_of_range |
||
3185 | bt eax,31 |
||
3186 | jnc value_out_of_range |
||
3187 | public_value_ok: |
||
31 | halyavin | 3188 | ret |
157 | heavyiron | 3189 | make_extrn_symbol: |
31 | halyavin | 3190 | mov eax,[esi+4] |
157 | heavyiron | 3191 | stos dword [edi] |
3192 | test [format_flags],8 |
||
3193 | jnz elf64_extrn_symbol |
||
3194 | xor eax,eax |
||
3195 | stos dword [edi] |
||
3196 | mov eax,[esi+8] |
||
3197 | stos dword [edi] |
||
3198 | mov eax,10h |
||
3199 | stos dword [edi] |
||
3200 | jmp extrn_symbol_ok |
||
3201 | elf64_extrn_symbol: |
||
31 | halyavin | 3202 | mov eax,10h |
157 | heavyiron | 3203 | stos dword [edi] |
3204 | xor al,al |
||
3205 | stos dword [edi] |
||
3206 | stos dword [edi] |
||
3207 | mov eax,[esi+8] |
||
3208 | stos dword [edi] |
||
3209 | xor eax,eax |
||
3210 | stos dword [edi] |
||
3211 | extrn_symbol_ok: |
||
31 | halyavin | 3212 | inc ecx |
157 | heavyiron | 3213 | mov eax,ecx |
3214 | shl eax,8 |
||
3215 | mov al,80h |
||
624 | heavyiron | 3216 | mov [esi],eax |
157 | heavyiron | 3217 | add esi,0Ch |
3218 | jmp find_other_symbols |
||
3219 | elf_symbol_table_ok: |
||
31 | halyavin | 3220 | mov edx,edi |
157 | heavyiron | 3221 | mov ebx,[free_additional_memory] |
3222 | xor al,al |
||
3223 | stos byte [edi] |
||
3224 | add edi,16 |
||
3225 | mov [edx+1],edx |
||
3226 | add ebx,10h |
||
3227 | test [format_flags],8 |
||
3228 | jz make_string_table |
||
3229 | add ebx,8 |
||
3230 | make_string_table: |
||
31 | halyavin | 3231 | cmp ebx,edx |
157 | heavyiron | 3232 | je elf_string_table_ok |
3233 | test [format_flags],8 |
||
3234 | jnz make_elf64_string |
||
3235 | cmp byte [ebx+0Dh],0 |
||
3236 | je rel_prefix_ok |
||
3237 | mov byte [ebx+0Dh],0 |
||
3238 | mov eax,'.rel' |
||
3239 | stos dword [edi] |
||
3240 | rel_prefix_ok: |
||
31 | halyavin | 3241 | mov esi,edi |
157 | heavyiron | 3242 | sub esi,edx |
3243 | xchg esi,[ebx] |
||
3244 | add ebx,10h |
||
3245 | make_elf_string: |
||
31 | halyavin | 3246 | or esi,esi |
157 | heavyiron | 3247 | jz default_string |
3248 | lods dword [esi] |
||
3249 | mov ecx,eax |
||
3250 | rep movs byte [edi],[esi] |
||
3251 | xor al,al |
||
3252 | stos byte [edi] |
||
3253 | jmp make_string_table |
||
3254 | make_elf64_string: |
||
31 | halyavin | 3255 | cmp byte [ebx+5],0 |
157 | heavyiron | 3256 | je elf64_rel_prefix_ok |
3257 | mov byte [ebx+5],0 |
||
3258 | mov eax,'.rel' |
||
3259 | stos dword [edi] |
||
3260 | mov al,'a' |
||
3261 | stos byte [edi] |
||
3262 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3263 | mov esi,edi |
157 | heavyiron | 3264 | sub esi,edx |
3265 | xchg esi,[ebx] |
||
3266 | add ebx,18h |
||
3267 | jmp make_elf_string |
||
3268 | default_string: |
||
31 | halyavin | 3269 | mov eax,'.fla' |
157 | heavyiron | 3270 | stos dword [edi] |
3271 | mov ax,'t' |
||
3272 | stos word [edi] |
||
3273 | jmp make_string_table |
||
3274 | elf_string_table_ok: |
||
31 | halyavin | 3275 | mov [edx+1+8],edi |
157 | heavyiron | 3276 | mov ebx,[code_start] |
3277 | mov eax,edi |
||
3278 | sub eax,[free_additional_memory] |
||
3279 | test [format_flags],8 |
||
3280 | jnz finish_elf64_header |
||
3281 | mov [ebx+20h],eax |
||
3282 | mov eax,[current_section] |
||
3283 | inc ax |
||
3284 | jz format_limitations_exceeded |
||
3285 | mov [ebx+32h],ax |
||
3286 | inc ax |
||
3287 | jz format_limitations_exceeded |
||
3288 | mov [ebx+30h],ax |
||
3289 | jmp elf_header_finished |
||
3290 | finish_elf64_header: |
||
31 | halyavin | 3291 | mov [ebx+28h],eax |
157 | heavyiron | 3292 | mov eax,[current_section] |
3293 | inc ax |
||
3294 | jz format_limitations_exceeded |
||
3295 | mov [ebx+3Eh],ax |
||
3296 | inc ax |
||
3297 | jz format_limitations_exceeded |
||
3298 | mov [ebx+3Ch],ax |
||
3299 | elf_header_finished: |
||
31 | halyavin | 3300 | xor eax,eax |
157 | heavyiron | 3301 | mov ecx,10 |
3302 | rep stos dword [edi] |
||
3303 | test [format_flags],8 |
||
3304 | jz elf_null_section_ok |
||
3305 | mov ecx,6 |
||
3306 | rep stos dword [edi] |
||
3307 | elf_null_section_ok: |
||
31 | halyavin | 3308 | mov esi,ebp |
157 | heavyiron | 3309 | xor ecx,ecx |
3310 | make_section_entry: |
||
31 | halyavin | 3311 | mov ebx,edi |
157 | heavyiron | 3312 | mov eax,[esi+4] |
3313 | mov eax,[eax] |
||
3314 | stos dword [edi] |
||
3315 | mov eax,1 |
||
3316 | cmp dword [esi+0Ch],0 |
||
3317 | je bss_section |
||
3318 | test byte [esi+14h],80h |
||
3319 | jz section_type_ok |
||
3320 | bss_section: |
||
31 | halyavin | 3321 | mov al,8 |
157 | heavyiron | 3322 | section_type_ok: |
31 | halyavin | 3323 | stos dword [edi] |
157 | heavyiron | 3324 | mov eax,[esi+14h] |
3325 | and al,3Fh |
||
3326 | call store_elf_machine_word |
||
3327 | xor eax,eax |
||
3328 | call store_elf_machine_word |
||
3329 | mov eax,[esi+8] |
||
3330 | mov [image_base],eax |
||
3331 | sub eax,[code_start] |
||
3332 | call store_elf_machine_word |
||
3333 | mov eax,[esi+0Ch] |
||
3334 | call store_elf_machine_word |
||
3335 | xor eax,eax |
||
3336 | stos dword [edi] |
||
3337 | stos dword [edi] |
||
3338 | mov eax,[esi+10h] |
||
3339 | call store_elf_machine_word |
||
3340 | xor eax,eax |
||
3341 | call store_elf_machine_word |
||
3342 | inc ecx |
||
3343 | add esi,20h |
||
3344 | xchg edi,[esp] |
||
3345 | mov ebp,edi |
||
3346 | convert_relocations: |
||
31 | halyavin | 3347 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3348 | je relocations_converted |
3349 | mov al,[esi] |
||
3350 | or al,al |
||
3351 | jz relocations_converted |
||
3352 | cmp al,80h |
||
3353 | jb make_relocation_entry |
||
3354 | cmp al,0C0h |
||
624 | heavyiron | 3355 | jb relocation_entry_ok |
3356 | add esi,10h |
||
157 | heavyiron | 3357 | jmp convert_relocations |
3358 | make_relocation_entry: |
||
31 | halyavin | 3359 | test [format_flags],8 |
157 | heavyiron | 3360 | jnz make_elf64_relocation_entry |
3361 | mov eax,[esi+4] |
||
3362 | stos dword [edi] |
||
3363 | mov eax,[esi+8] |
||
3364 | mov eax,[eax] |
||
3365 | mov al,[esi] |
||
3366 | stos dword [edi] |
||
3367 | jmp relocation_entry_ok |
||
3368 | make_elf64_relocation_entry: |
||
31 | halyavin | 3369 | mov eax,[esi+4] |
157 | heavyiron | 3370 | stos dword [edi] |
3371 | xor eax,eax |
||
3372 | stos dword [edi] |
||
3373 | movzx eax,byte [esi] |
||
3374 | stos dword [edi] |
||
3375 | mov eax,[esi+8] |
||
3376 | mov eax,[eax] |
||
3377 | shr eax,8 |
||
3378 | stos dword [edi] |
||
3379 | xor eax,eax |
||
3380 | stos dword [edi] |
||
3381 | stos dword [edi] |
||
3382 | relocation_entry_ok: |
||
31 | halyavin | 3383 | add esi,0Ch |
157 | heavyiron | 3384 | jmp convert_relocations |
3385 | store_elf_machine_word: |
||
31 | halyavin | 3386 | stos dword [edi] |
157 | heavyiron | 3387 | test [format_flags],8 |
3388 | jz elf_machine_word_ok |
||
3389 | mov dword [edi],0 |
||
3390 | add edi,4 |
||
3391 | elf_machine_word_ok: |
||
31 | halyavin | 3392 | ret |
157 | heavyiron | 3393 | relocations_converted: |
31 | halyavin | 3394 | cmp edi,ebp |
157 | heavyiron | 3395 | xchg edi,[esp] |
3396 | je rel_section_ok |
||
3397 | mov eax,[ebx] |
||
3398 | sub eax,4 |
||
3399 | test [format_flags],8 |
||
3400 | jz store_relocations_name_offset |
||
3401 | dec eax |
||
3402 | store_relocations_name_offset: |
||
31 | halyavin | 3403 | stos dword [edi] |
157 | heavyiron | 3404 | test [format_flags],8 |
3405 | jnz rela_section |
||
3406 | mov eax,9 |
||
3407 | jmp store_relocations_type |
||
3408 | rela_section: |
||
31 | halyavin | 3409 | mov eax,4 |
157 | heavyiron | 3410 | store_relocations_type: |
31 | halyavin | 3411 | stos dword [edi] |
157 | heavyiron | 3412 | xor al,al |
3413 | call store_elf_machine_word |
||
3414 | call store_elf_machine_word |
||
3415 | mov eax,ebp |
||
3416 | sub eax,[code_start] |
||
3417 | call store_elf_machine_word |
||
3418 | mov eax,[esp] |
||
3419 | sub eax,ebp |
||
3420 | call store_elf_machine_word |
||
3421 | mov eax,[current_section] |
||
3422 | stos dword [edi] |
||
3423 | mov eax,ecx |
||
3424 | stos dword [edi] |
||
3425 | inc ecx |
||
3426 | test [format_flags],8 |
||
3427 | jnz finish_elf64_rela_section |
||
3428 | mov eax,4 |
||
3429 | stos dword [edi] |
||
3430 | mov al,8 |
||
3431 | stos dword [edi] |
||
3432 | jmp rel_section_ok |
||
3433 | finish_elf64_rela_section: |
||
31 | halyavin | 3434 | mov eax,8 |
157 | heavyiron | 3435 | stos dword [edi] |
3436 | xor al,al |
||
3437 | stos dword [edi] |
||
3438 | mov al,24 |
||
3439 | stos dword [edi] |
||
3440 | xor al,al |
||
3441 | stos dword [edi] |
||
3442 | rel_section_ok: |
||
31 | halyavin | 3443 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3444 | jne make_section_entry |
3445 | pop eax |
||
3446 | mov ebx,[code_start] |
||
3447 | sub eax,ebx |
||
3448 | mov [code_size],eax |
||
3449 | mov ecx,20h |
||
3450 | test [format_flags],8 |
||
3451 | jz adjust_elf_section_headers_offset |
||
3452 | mov ecx,28h |
||
3453 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3454 | add [ebx+ecx],eax |
157 | heavyiron | 3455 | mov eax,1 |
3456 | stos dword [edi] |
||
3457 | mov al,2 |
||
3458 | stos dword [edi] |
||
3459 | xor al,al |
||
3460 | call store_elf_machine_word |
||
3461 | call store_elf_machine_word |
||
3462 | mov eax,[code_size] |
||
3463 | call store_elf_machine_word |
||
3464 | mov eax,[edx+1] |
||
3465 | sub eax,[free_additional_memory] |
||
3466 | call store_elf_machine_word |
||
3467 | mov eax,[current_section] |
||
3468 | inc eax |
||
3469 | stos dword [edi] |
||
3470 | mov eax,[number_of_sections] |
||
3471 | inc eax |
||
3472 | stos dword [edi] |
||
3473 | test [format_flags],8 |
||
3474 | jnz finish_elf64_sym_section |
||
3475 | mov eax,4 |
||
3476 | stos dword [edi] |
||
3477 | mov al,10h |
||
3478 | stos dword [edi] |
||
3479 | jmp sym_section_ok |
||
3480 | finish_elf64_sym_section: |
||
31 | halyavin | 3481 | mov eax,8 |
157 | heavyiron | 3482 | stos dword [edi] |
3483 | xor al,al |
||
3484 | stos dword [edi] |
||
3485 | mov al,18h |
||
3486 | stos dword [edi] |
||
3487 | xor al,al |
||
3488 | stos dword [edi] |
||
3489 | sym_section_ok: |
||
31 | halyavin | 3490 | mov al,1+8 |
157 | heavyiron | 3491 | stos dword [edi] |
3492 | mov al,3 |
||
3493 | stos dword [edi] |
||
3494 | xor al,al |
||
3495 | call store_elf_machine_word |
||
3496 | call store_elf_machine_word |
||
3497 | mov eax,[edx+1] |
||
3498 | sub eax,[free_additional_memory] |
||
3499 | add eax,[code_size] |
||
3500 | call store_elf_machine_word |
||
3501 | mov eax,[edx+1+8] |
||
3502 | sub eax,[edx+1] |
||
3503 | call store_elf_machine_word |
||
3504 | xor eax,eax |
||
3505 | stos dword [edi] |
||
3506 | stos dword [edi] |
||
3507 | mov al,1 |
||
3508 | call store_elf_machine_word |
||
3509 | xor eax,eax |
||
3510 | call store_elf_machine_word |
||
3511 | mov eax,'tab' |
||
3512 | mov dword [edx+1],'.sym' |
||
3513 | mov [edx+1+4],eax |
||
3514 | mov dword [edx+1+8],'.str' |
||
3515 | mov [edx+1+8+4],eax |
||
3516 | mov [written_size],0 |
||
3517 | mov edx,[output_file] |
||
3518 | call create |
||
3519 | jc write_failed |
||
3520 | call write_code |
||
3521 | mov ecx,edi |
||
3522 | mov edx,[free_additional_memory] |
||
3523 | sub ecx,edx |
||
3524 | add [written_size],ecx |
||
3525 | call write |
||
3526 | jc write_failed |
||
3527 | jmp output_written |
||
3528 | |||
31 | halyavin | 3529 | |
3530 | add esi,2 |
||
157 | heavyiron | 3531 | or [format_flags],1 |
3532 | mov [image_base],8048000h |
||
3533 | cmp byte [esi],80h |
||
3534 | jne elf_exe_base_ok |
||
3535 | lods word [esi] |
||
3536 | cmp ah,'(' |
||
3537 | jne invalid_argument |
||
3538 | cmp byte [esi],'.' |
||
3539 | je invalid_value |
||
3540 | push edx |
||
3541 | call get_dword_value |
||
3542 | cmp [value_type],0 |
||
3543 | jne invalid_use_of_symbol |
||
3544 | mov [image_base],eax |
||
3545 | pop edx |
||
3546 | elf_exe_base_ok: |
||
31 | halyavin | 3547 | mov byte [edx+10h],2 |
157 | heavyiron | 3548 | mov byte [edx+2Ah],20h |
3549 | mov ebx,edi |
||
3550 | mov ecx,20h shr 2 |
||
3551 | cmp [current_pass],0 |
||
3552 | je init_elf_segments |
||
3553 | imul ecx,[number_of_sections] |
||
3554 | init_elf_segments: |
||
109 | heavyiron | 3555 | xor eax,eax |
157 | heavyiron | 3556 | rep stos dword [edi] |
3557 | mov [number_of_sections],0 |
||
3558 | mov byte [ebx],1 |
||
3559 | mov word [ebx+1Ch],1000h |
||
3560 | mov byte [ebx+18h],111b |
||
3561 | mov eax,edi |
||
3562 | sub eax,[code_start] |
||
3563 | mov [ebx+4],eax |
||
3564 | add eax,[image_base] |
||
3565 | mov [ebx+8],eax |
||
3566 | mov [ebx+0Ch],eax |
||
3567 | mov [edx+18h],eax |
||
3568 | xor edx,edx |
||
3569 | not eax |
||
3570 | not edx |
||
3571 | add eax,1 |
||
3572 | adc edx,0 |
||
3573 | add eax,edi |
||
3574 | adc edx,0 |
||
3575 | mov dword [org_origin],eax |
||
3576 | mov dword [org_origin+4],edx |
||
3577 | mov [org_registers],0 |
||
3578 | mov [org_start],edi |
||
3579 | mov [symbols_stream],edi |
||
3580 | jmp format_defined |
||
607 | heavyiron | 3581 | format_elf64_exe: |
31 | halyavin | 3582 | add esi,2 |
157 | heavyiron | 3583 | or [format_flags],1 |
3584 | mov [image_base],400000h |
||
3585 | mov [image_base_high],0 |
||
3586 | cmp byte [esi],80h |
||
3587 | jne elf64_exe_base_ok |
||
3588 | lods word [esi] |
||
3589 | cmp ah,'(' |
||
3590 | jne invalid_argument |
||
3591 | cmp byte [esi],'.' |
||
3592 | je invalid_value |
||
3593 | push edx |
||
3594 | call get_qword_value |
||
3595 | cmp [value_type],0 |
||
3596 | jne invalid_use_of_symbol |
||
3597 | mov [image_base],eax |
||
3598 | mov [image_base_high],edx |
||
3599 | pop edx |
||
3600 | elf64_exe_base_ok: |
||
31 | halyavin | 3601 | mov byte [edx+10h],2 |
157 | heavyiron | 3602 | mov byte [edx+36h],38h |
3603 | mov ebx,edi |
||
3604 | mov ecx,38h shr 2 |
||
3605 | cmp [current_pass],0 |
||
3606 | je init_elf64_segments |
||
3607 | imul ecx,[number_of_sections] |
||
3608 | init_elf64_segments: |
||
109 | heavyiron | 3609 | xor eax,eax |
157 | heavyiron | 3610 | rep stos dword [edi] |
3611 | mov [number_of_sections],0 |
||
3612 | mov byte [ebx],1 |
||
3613 | mov word [ebx+30h],1000h |
||
3614 | mov byte [ebx+4],111b |
||
3615 | push edx |
||
3616 | mov eax,edi |
||
3617 | sub eax,[code_start] |
||
3618 | mov [ebx+8],eax |
||
3619 | xor edx,edx |
||
3620 | add eax,[image_base] |
||
3621 | adc edx,[image_base_high] |
||
3622 | mov [ebx+10h],eax |
||
3623 | mov [ebx+10h+4],edx |
||
3624 | mov [ebx+18h],eax |
||
3625 | mov [ebx+18h+4],edx |
||
3626 | pop ebx |
||
3627 | mov [ebx+18h],eax |
||
3628 | mov [ebx+18h+4],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 | elf_entry: |
31 | halyavin | 3642 | lods byte [esi] |
157 | heavyiron | 3643 | cmp al,'(' |
3644 | jne invalid_argument |
||
3645 | cmp byte [esi],'.' |
||
3646 | je invalid_value |
||
3647 | test [format_flags],8 |
||
3648 | jnz elf64_entry |
||
3649 | call get_dword_value |
||
3650 | cmp [value_type],0 |
||
3651 | jne invalid_use_of_symbol |
||
3652 | mov edx,[code_start] |
||
3653 | mov [edx+18h],eax |
||
3654 | jmp instruction_assembled |
||
3655 | elf64_entry: |
||
31 | halyavin | 3656 | call get_qword_value |
157 | heavyiron | 3657 | cmp [value_type],0 |
3658 | jne invalid_use_of_symbol |
||
3659 | mov ebx,[code_start] |
||
3660 | mov [ebx+18h],eax |
||
3661 | mov [ebx+1Ch],edx |
||
3662 | jmp instruction_assembled |
||
3663 | elf_segment: |
||
109 | heavyiron | 3664 | bt [format_flags],0 |
157 | heavyiron | 3665 | jnc illegal_instruction |
3666 | test [format_flags],8 |
||
3667 | jnz elf64_segment |
||
3668 | call close_elf_segment |
||
3669 | push eax |
||
3670 | mov ebx,[number_of_sections] |
||
3671 | shl ebx,5 |
||
3672 | add ebx,[code_start] |
||
3673 | add ebx,34h |
||
3674 | cmp ebx,[symbols_stream] |
||
3675 | jb new_elf_segment |
||
3676 | mov ebx,[symbols_stream] |
||
3677 | sub ebx,20h |
||
3678 | push edi |
||
3679 | mov edi,ebx |
||
3680 | mov ecx,20h shr 2 |
||
3681 | xor eax,eax |
||
3682 | rep stos dword [edi] |
||
3683 | pop edi |
||
3684 | or [next_pass_needed],-1 |
||
3685 | new_elf_segment: |
||
109 | heavyiron | 3686 | mov byte [ebx],1 |
157 | heavyiron | 3687 | mov word [ebx+1Ch],1000h |
3688 | elf_segment_flags: |
||
109 | heavyiron | 3689 | cmp byte [esi],19h |
157 | heavyiron | 3690 | jne elf_segment_flags_ok |
3691 | lods word [esi] |
||
3692 | sub ah,28 |
||
3693 | jbe invalid_argument |
||
3694 | cmp ah,1 |
||
3695 | je mark_elf_segment_flag |
||
3696 | cmp ah,3 |
||
3697 | ja invalid_argument |
||
3698 | xor ah,1 |
||
3699 | cmp ah,2 |
||
3700 | je mark_elf_segment_flag |
||
3701 | inc ah |
||
3702 | mark_elf_segment_flag: |
||
109 | heavyiron | 3703 | test [ebx+18h],ah |
157 | heavyiron | 3704 | jnz setting_already_specified |
3705 | or [ebx+18h],ah |
||
3706 | jmp elf_segment_flags |
||
3707 | elf_segment_flags_ok: |
||
109 | heavyiron | 3708 | mov eax,edi |
157 | heavyiron | 3709 | sub eax,[code_start] |
3710 | mov [ebx+4],eax |
||
3711 | pop edx |
||
3712 | and eax,0FFFh |
||
3713 | add edx,eax |
||
3714 | mov [ebx+8],edx |
||
3715 | mov [ebx+0Ch],edx |
||
3716 | mov eax,edx |
||
3717 | xor edx,edx |
||
3718 | not eax |
||
3719 | not edx |
||
3720 | add eax,1 |
||
3721 | adc edx,0 |
||
3722 | add eax,edi |
||
3723 | adc edx,0 |
||
3724 | mov dword [org_origin],eax |
||
3725 | mov dword [org_origin+4],edx |
||
3726 | mov [org_registers],0 |
||
3727 | mov [org_start],edi |
||
3728 | inc [number_of_sections] |
||
3729 | jmp instruction_assembled |
||
3730 | close_elf_segment: |
||
109 | heavyiron | 3731 | cmp [number_of_sections],0 |
157 | heavyiron | 3732 | jne finish_elf_segment |
3733 | cmp edi,[symbols_stream] |
||
3734 | jne first_elf_segment_ok |
||
3735 | push edi |
||
3736 | mov edi,[code_start] |
||
3737 | add edi,34h |
||
3738 | mov ecx,20h shr 2 |
||
3739 | xor eax,eax |
||
3740 | rep stos dword [edi] |
||
3741 | pop edi |
||
3742 | mov eax,[image_base] |
||
3743 | ret |
||
3744 | first_elf_segment_ok: |
||
109 | heavyiron | 3745 | inc [number_of_sections] |
157 | heavyiron | 3746 | finish_elf_segment: |
109 | heavyiron | 3747 | mov ebx,[number_of_sections] |
157 | heavyiron | 3748 | dec ebx |
3749 | shl ebx,5 |
||
3750 | add ebx,[code_start] |
||
3751 | add ebx,34h |
||
3752 | mov eax,edi |
||
3753 | sub eax,[code_start] |
||
3754 | sub eax,[ebx+4] |
||
3755 | mov edx,edi |
||
3756 | cmp edi,[undefined_data_end] |
||
3757 | jne elf_segment_size_ok |
||
3758 | mov edi,[undefined_data_start] |
||
3759 | elf_segment_size_ok: |
||
109 | heavyiron | 3760 | mov [ebx+14h],eax |
157 | heavyiron | 3761 | add eax,edi |
3762 | sub eax,edx |
||
3763 | mov [ebx+10h],eax |
||
3764 | mov eax,[ebx+8] |
||
3765 | add eax,[ebx+14h] |
||
3766 | add eax,0FFFh |
||
3767 | and eax,not 0FFFh |
||
3768 | ret |
||
3769 | elf64_segment: |
||
109 | heavyiron | 3770 | call close_elf64_segment |
157 | heavyiron | 3771 | push eax edx |
3772 | mov ebx,[number_of_sections] |
||
3773 | imul ebx,38h |
||
3774 | add ebx,[code_start] |
||
3775 | add ebx,40h |
||
3776 | cmp ebx,[symbols_stream] |
||
3777 | jb new_elf64_segment |
||
3778 | mov ebx,[symbols_stream] |
||
3779 | sub ebx,38h |
||
3780 | push edi |
||
3781 | mov edi,ebx |
||
3782 | mov ecx,38h shr 2 |
||
3783 | xor eax,eax |
||
3784 | rep stos dword [edi] |
||
3785 | pop edi |
||
3786 | or [next_pass_needed],-1 |
||
3787 | new_elf64_segment: |
||
109 | heavyiron | 3788 | mov byte [ebx],1 |
157 | heavyiron | 3789 | mov word [ebx+30h],1000h |
3790 | elf64_segment_flags: |
||
109 | heavyiron | 3791 | cmp byte [esi],19h |
157 | heavyiron | 3792 | jne elf64_segment_flags_ok |
3793 | lods word [esi] |
||
3794 | sub ah,28 |
||
3795 | jbe invalid_argument |
||
3796 | cmp ah,1 |
||
3797 | je mark_elf64_segment_flag |
||
3798 | cmp ah,3 |
||
3799 | ja invalid_argument |
||
3800 | xor ah,1 |
||
3801 | cmp ah,2 |
||
3802 | je mark_elf64_segment_flag |
||
3803 | inc ah |
||
3804 | mark_elf64_segment_flag: |
||
109 | heavyiron | 3805 | test [ebx+4],ah |
157 | heavyiron | 3806 | jnz setting_already_specified |
3807 | or [ebx+4],ah |
||
3808 | jmp elf64_segment_flags |
||
3809 | elf64_segment_flags_ok: |
||
109 | heavyiron | 3810 | mov ecx,edi |
157 | heavyiron | 3811 | sub ecx,[code_start] |
3812 | mov [ebx+8],ecx |
||
3813 | pop edx eax |
||
3814 | and ecx,0FFFh |
||
3815 | add eax,ecx |
||
3816 | adc edx,0 |
||
3817 | mov [ebx+10h],eax |
||
3818 | mov [ebx+10h+4],edx |
||
3819 | mov [ebx+18h],eax |
||
3820 | mov [ebx+18h+4],edx |
||
3821 | not eax |
||
3822 | not edx |
||
3823 | add eax,1 |
||
3824 | adc edx,0 |
||
3825 | add eax,edi |
||
3826 | adc edx,0 |
||
3827 | mov dword [org_origin],eax |
||
3828 | mov dword [org_origin+4],edx |
||
3829 | mov [org_registers],0 |
||
3830 | mov [org_start],edi |
||
3831 | inc [number_of_sections] |
||
3832 | jmp instruction_assembled |
||
3833 | close_elf64_segment: |
||
109 | heavyiron | 3834 | cmp [number_of_sections],0 |
157 | heavyiron | 3835 | jne finish_elf64_segment |
3836 | cmp edi,[symbols_stream] |
||
3837 | jne first_elf64_segment_ok |
||
3838 | push edi |
||
3839 | mov edi,[code_start] |
||
3840 | add edi,40h |
||
3841 | mov ecx,38h shr 2 |
||
3842 | xor eax,eax |
||
3843 | rep stos dword [edi] |
||
3844 | pop edi |
||
3845 | mov eax,[image_base] |
||
3846 | mov edx,[image_base_high] |
||
3847 | ret |
||
3848 | first_elf64_segment_ok: |
||
109 | heavyiron | 3849 | inc [number_of_sections] |
157 | heavyiron | 3850 | finish_elf64_segment: |
109 | heavyiron | 3851 | mov ebx,[number_of_sections] |
157 | heavyiron | 3852 | dec ebx |
3853 | imul ebx,38h |
||
3854 | add ebx,[code_start] |
||
3855 | add ebx,40h |
||
3856 | mov eax,edi |
||
3857 | sub eax,[code_start] |
||
3858 | sub eax,[ebx+8] |
||
3859 | mov edx,edi |
||
3860 | cmp edi,[undefined_data_end] |
||
3861 | jne elf64_segment_size_ok |
||
3862 | mov edi,[undefined_data_start] |
||
3863 | elf64_segment_size_ok: |
||
109 | heavyiron | 3864 | mov [ebx+28h],eax |
157 | heavyiron | 3865 | add eax,edi |
3866 | sub eax,edx |
||
3867 | mov [ebx+20h],eax |
||
3868 | mov eax,[ebx+10h] |
||
3869 | mov edx,[ebx+10h+4] |
||
3870 | add eax,[ebx+28h] |
||
3871 | adc edx,0 |
||
3872 | sub eax,1 |
||
3873 | sbb edx,0 |
||
3874 | shrd eax,edx,12 |
||
3875 | shr edx,12 |
||
3876 | add eax,1 |
||
3877 | adc edx,0 |
||
3878 | shld edx,eax,12 |
||
3879 | shl eax,12 |
||
3880 | ret |
||
3881 | close_elf_exe: |
||
31 | halyavin | 3882 | test [format_flags],8 |
157 | heavyiron | 3883 | jnz close_elf64_exe |
3884 | call close_elf_segment |
||
3885 | mov edx,[code_start] |
||
3886 | mov eax,[number_of_sections] |
||
3887 | mov byte [edx+1Ch],34h |
||
3888 | mov [edx+2Ch],ax |
||
3889 | shl eax,5 |
||
3890 | add eax,edx |
||
3891 | add eax,34h |
||
3892 | cmp eax,[symbols_stream] |
||
3893 | je elf_exe_ok |
||
3894 | or [next_pass_needed],-1 |
||
3895 | elf_exe_ok: |
||
31 | halyavin | 3896 | ret |
157 | heavyiron | 3897 | close_elf64_exe: |
31 | halyavin | 3898 | call close_elf64_segment |
157 | heavyiron | 3899 | mov edx,[code_start] |
3900 | mov eax,[number_of_sections] |
||
3901 | mov byte [edx+20h],40h |
||
3902 | mov [edx+38h],ax |
||
3903 | imul eax,38h |
||
3904 | add eax,edx |
||
3905 | add eax,40h |
||
3906 | cmp eax,[symbols_stream] |
||
3907 | je elf64_exe_ok |
||
3908 | or [next_pass_needed],-1 |
||
3909 | elf64_exe_ok: |
||
31 | halyavin | 3910 | ret |
157 | heavyiron | 3911 |