Rev 2664 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
205 | heavyiron | 1 | |
31 | halyavin | 2 | ; Copyright (c) 1999-2012, Tomasz Grysztar. |
2664 | dunkaist | 3 | ; All rights reserved. |
31 | halyavin | 4 | |
5 | |||
6 | mov [current_offset],edi |
||
992 | heavyiron | 7 | cmp [output_file],0 |
157 | heavyiron | 8 | jne output_path_ok |
9 | mov esi,[input_file] |
||
10 | mov edi,[free_additional_memory] |
||
11 | copy_output_path: |
||
31 | halyavin | 12 | lods byte [esi] |
157 | heavyiron | 13 | cmp edi,[structures_buffer] |
14 | jae out_of_memory |
||
15 | stos byte [edi] |
||
16 | or al,al |
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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],'\' |
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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 |
||
35 | cmp [file_extension],0 |
||
607 | heavyiron | 36 | jne extension_specified |
37 | mov al,[output_format] |
||
2665 | dunkaist | 38 | cmp al,2 |
39 | je exe_extension |
||
157 | heavyiron | 40 | jb bin_extension |
41 | cmp al,4 |
||
2665 | dunkaist | 42 | je obj_extension |
157 | heavyiron | 43 | cmp al,5 |
2665 | dunkaist | 44 | je o_extension |
157 | heavyiron | 45 | cmp al,3 |
2665 | dunkaist | 46 | jne no_extension |
157 | heavyiron | 47 | cmp [subsystem],1 |
48 | je sys_extension |
||
49 | cmp [subsystem],10 |
||
1054 | heavyiron | 50 | jae efi_extension |
51 | bt [format_flags],8 |
||
157 | heavyiron | 52 | jnc exe_extension |
53 | mov eax,'.dll' |
||
54 | jmp make_extension |
||
55 | sys_extension: |
||
31 | halyavin | 56 | mov eax,'.sys' |
157 | heavyiron | 57 | jmp make_extension |
58 | efi_extension: |
||
1054 | heavyiron | 59 | mov eax,'.efi' |
60 | jmp make_extension |
||
61 | bin_extension: |
||
31 | halyavin | 62 | mov eax,'.bin' |
157 | heavyiron | 63 | bt [format_flags],0 |
64 | jnc make_extension |
||
65 | mov eax,'.com' |
||
66 | jmp make_extension |
||
67 | obj_extension: |
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31 | halyavin | 68 | mov eax,'.obj' |
157 | heavyiron | 69 | jmp make_extension |
70 | o_extension: |
||
31 | halyavin | 71 | mov eax,'.o' |
157 | heavyiron | 72 | bt [format_flags],0 |
73 | jnc make_extension |
||
74 | no_extension: |
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31 | halyavin | 75 | xor eax,eax |
157 | heavyiron | 76 | jmp make_extension |
77 | exe_extension: |
||
31 | halyavin | 78 | mov eax,'.exe' |
157 | heavyiron | 79 | make_extension: |
31 | halyavin | 80 | xchg eax,[edi] |
157 | heavyiron | 81 | scas dword [edi] |
82 | mov byte [edi],0 |
||
83 | scas byte [edi] |
||
84 | mov esi,edi |
||
85 | stos dword [edi] |
||
86 | sub edi,9 |
||
87 | xor eax,eax |
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88 | mov ebx,characters |
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89 | adapt_case: |
||
31 | halyavin | 90 | mov al,[esi] |
157 | heavyiron | 91 | or al,al |
92 | jz adapt_next |
||
93 | xlat byte [ebx] |
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94 | cmp al,[esi] |
||
95 | je adapt_ok |
||
96 | sub byte [edi],20h |
||
97 | adapt_ok: |
||
31 | halyavin | 98 | inc esi |
157 | heavyiron | 99 | adapt_next: |
31 | halyavin | 100 | inc edi |
157 | heavyiron | 101 | cmp byte [edi],0 |
102 | jne adapt_case |
||
103 | jmp extension_ok |
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607 | heavyiron | 104 | extension_specified: |
105 | mov al,'.' |
||
106 | stos byte [edi] |
||
107 | mov esi,[file_extension] |
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108 | copy_extension: |
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109 | lods byte [esi] |
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110 | stos byte [edi] |
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111 | test al,al |
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112 | jnz copy_extension |
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113 | dec edi |
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114 | extension_ok: |
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115 | mov esi,edi |
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157 | heavyiron | 116 | lea ecx,[esi+1] |
117 | sub ecx,[free_additional_memory] |
||
118 | mov edi,[structures_buffer] |
||
119 | dec edi |
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120 | std |
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121 | rep movs byte [edi],[esi] |
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122 | cld |
||
123 | inc edi |
||
124 | mov [structures_buffer],edi |
||
125 | mov [output_file],edi |
||
126 | output_path_ok: |
||
31 | halyavin | 127 | cmp [symbols_file],0 |
992 | heavyiron | 128 | je labels_table_ok |
129 | mov ecx,[memory_end] |
||
130 | sub ecx,[labels_list] |
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131 | mov edi,[display_buffer] |
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132 | sub edi,8 |
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133 | mov [edi],ecx |
||
134 | or dword [edi+4],-1 |
||
135 | sub edi,ecx |
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136 | cmp edi,[current_offset] |
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1189 | heavyiron | 137 | jbe out_of_memory |
992 | heavyiron | 138 | mov [display_buffer],edi |
139 | mov esi,[memory_end] |
||
140 | copy_labels: |
||
141 | sub esi,32 |
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142 | cmp esi,[labels_list] |
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143 | jb labels_table_ok |
||
144 | mov ecx,32 shr 2 |
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145 | rep movs dword [edi],[esi] |
||
146 | sub esi,32 |
||
147 | jmp copy_labels |
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148 | labels_table_ok: |
||
149 | mov edi,[current_offset] |
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150 | cmp [output_format],4 |
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157 | heavyiron | 151 | je coff_formatter |
152 | cmp [output_format],5 |
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153 | jne common_formatter |
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154 | bt [format_flags],0 |
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155 | jnc elf_formatter |
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156 | common_formatter: |
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31 | halyavin | 157 | mov eax,edi |
157 | heavyiron | 158 | sub eax,[code_start] |
159 | mov [real_code_size],eax |
||
160 | cmp edi,[undefined_data_end] |
||
161 | jne calculate_code_size |
||
162 | mov edi,[undefined_data_start] |
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163 | calculate_code_size: |
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31 | halyavin | 164 | mov [current_offset],edi |
992 | heavyiron | 165 | sub edi,[code_start] |
157 | heavyiron | 166 | mov [code_size],edi |
167 | and [written_size],0 |
||
2665 | dunkaist | 168 | mov edx,[output_file] |
157 | heavyiron | 169 | call create |
170 | jc write_failed |
||
171 | cmp [output_format],3 |
||
172 | jne stub_written |
||
173 | mov edx,[code_start] |
||
174 | mov ecx,[stub_size] |
||
175 | sub edx,ecx |
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176 | add [written_size],ecx |
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177 | call write |
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178 | stub_written: |
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31 | halyavin | 179 | cmp [output_format],2 |
157 | heavyiron | 180 | jne write_output |
181 | call write_mz_header |
||
182 | write_output: |
||
31 | halyavin | 183 | call write_code |
157 | heavyiron | 184 | output_written: |
31 | halyavin | 185 | call close |
157 | heavyiron | 186 | cmp [symbols_file],0 |
992 | heavyiron | 187 | jne dump_symbols |
188 | ret |
||
157 | heavyiron | 189 | write_code: |
31 | halyavin | 190 | mov eax,[written_size] |
157 | heavyiron | 191 | mov [headers_size],eax |
192 | mov edx,[code_start] |
||
193 | mov ecx,[code_size] |
||
194 | add [written_size],ecx |
||
195 | lea eax,[edx+ecx] |
||
992 | heavyiron | 196 | call write |
157 | heavyiron | 197 | jc write_failed |
198 | ret |
||
199 | format_directive: |
||
31 | halyavin | 200 | cmp edi,[code_start] |
157 | heavyiron | 201 | jne unexpected_instruction |
202 | cmp [virtual_data],0 |
||
203 | jne unexpected_instruction |
||
204 | cmp [output_format],0 |
||
205 | jne unexpected_instruction |
||
206 | lods byte [esi] |
||
207 | cmp al,1Ch |
||
2287 | heavyiron | 208 | je format_prefix |
157 | heavyiron | 209 | cmp al,18h |
210 | jne invalid_argument |
||
211 | lods byte [esi] |
||
212 | select_format: |
||
31 | halyavin | 213 | mov dl,al |
157 | heavyiron | 214 | shr al,4 |
215 | mov [output_format],al |
||
216 | and edx,0Fh |
||
217 | or [format_flags],edx |
||
218 | cmp al,2 |
||
219 | je format_mz |
||
220 | cmp al,3 |
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221 | je format_pe |
||
222 | cmp al,4 |
||
223 | je format_coff |
||
224 | cmp al,5 |
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225 | je format_elf |
||
226 | format_defined: |
||
607 | heavyiron | 227 | cmp byte [esi],86h |
228 | jne instruction_assembled |
||
229 | cmp word [esi+1],'(' |
||
230 | jne invalid_argument |
||
231 | mov eax,[esi+3] |
||
232 | add esi,3+4 |
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233 | mov [file_extension],esi |
||
234 | lea esi,[esi+eax+1] |
||
235 | jmp instruction_assembled |
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157 | heavyiron | 236 | format_prefix: |
31 | halyavin | 237 | lods byte [esi] |
157 | heavyiron | 238 | mov ah,al |
239 | lods byte [esi] |
||
240 | cmp al,18h |
||
241 | jne invalid_argument |
||
242 | lods byte [esi] |
||
243 | mov edx,eax |
||
244 | shr dl,4 |
||
245 | shr dh,4 |
||
246 | cmp dl,dh |
||
247 | jne invalid_argument |
||
248 | or al,ah |
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249 | jmp select_format |
||
250 | entry_directive: |
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31 | halyavin | 251 | bts [format_flags],10h |
157 | heavyiron | 252 | jc setting_already_specified |
253 | mov al,[output_format] |
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254 | cmp al,2 |
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255 | je mz_entry |
||
256 | cmp al,3 |
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257 | je pe_entry |
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258 | cmp al,5 |
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259 | jne illegal_instruction |
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260 | bt [format_flags],0 |
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261 | jc elf_entry |
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262 | jmp illegal_instruction |
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263 | stack_directive: |
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31 | halyavin | 264 | bts [format_flags],11h |
157 | heavyiron | 265 | jc setting_already_specified |
266 | mov al,[output_format] |
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267 | cmp al,2 |
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268 | je mz_stack |
||
269 | cmp al,3 |
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270 | je pe_stack |
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271 | jmp illegal_instruction |
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272 | heap_directive: |
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31 | halyavin | 273 | bts [format_flags],12h |
157 | heavyiron | 274 | jc setting_already_specified |
275 | mov al,[output_format] |
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276 | cmp al,2 |
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277 | je mz_heap |
||
278 | cmp al,3 |
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279 | je pe_heap |
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280 | jmp illegal_instruction |
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281 | segment_directive: |
||
109 | heavyiron | 282 | cmp [virtual_data],0 |
157 | heavyiron | 283 | jne illegal_instruction |
284 | mov al,[output_format] |
||
285 | cmp al,2 |
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286 | je mz_segment |
||
287 | cmp al,5 |
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288 | je elf_segment |
||
289 | jmp illegal_instruction |
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290 | section_directive: |
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31 | halyavin | 291 | cmp [virtual_data],0 |
157 | heavyiron | 292 | jne illegal_instruction |
293 | mov al,[output_format] |
||
294 | cmp al,3 |
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295 | je pe_section |
||
296 | cmp al,4 |
||
297 | je coff_section |
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298 | cmp al,5 |
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299 | je elf_section |
||
300 | jmp illegal_instruction |
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301 | public_directive: |
||
31 | halyavin | 302 | mov al,[output_format] |
157 | heavyiron | 303 | cmp al,4 |
304 | je public_allowed |
||
305 | cmp al,5 |
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306 | jne illegal_instruction |
||
307 | bt [format_flags],0 |
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308 | jc illegal_instruction |
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309 | public_allowed: |
||
31 | halyavin | 310 | mov [base_code],0C0h |
624 | heavyiron | 311 | lods byte [esi] |
157 | heavyiron | 312 | cmp al,2 |
313 | je public_label |
||
624 | heavyiron | 314 | cmp al,1Dh |
315 | jne invalid_argument |
||
157 | heavyiron | 316 | lods byte [esi] |
624 | heavyiron | 317 | and al,7 |
318 | add [base_code],al |
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319 | lods byte [esi] |
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320 | cmp al,2 |
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321 | jne invalid_argument |
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322 | public_label: |
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323 | lods dword [esi] |
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157 | heavyiron | 324 | cmp eax,0Fh |
325 | jb invalid_use_of_symbol |
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326 | je reserved_word_used_as_symbol |
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327 | inc esi |
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2665 | dunkaist | 328 | mov dx,[current_pass] |
157 | heavyiron | 329 | mov [eax+18],dx |
330 | or byte [eax+8],8 |
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331 | cmp [symbols_file],0 |
||
2665 | dunkaist | 332 | je public_reference_ok |
333 | cmp [next_pass_needed],0 |
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334 | jne public_reference_ok |
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335 | mov ebx,eax |
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336 | call store_label_reference |
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337 | mov eax,ebx |
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338 | public_reference_ok: |
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339 | mov ebx,[free_additional_memory] |
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157 | heavyiron | 340 | lea edx,[ebx+10h] |
341 | cmp edx,[structures_buffer] |
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342 | jae out_of_memory |
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343 | mov [free_additional_memory],edx |
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344 | mov [ebx+8],eax |
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345 | mov eax,[current_line] |
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346 | mov [ebx+0Ch],eax |
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347 | lods byte [esi] |
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348 | cmp al,86h |
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349 | jne invalid_argument |
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350 | lods word [esi] |
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351 | cmp ax,'(' |
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352 | jne invalid_argument |
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353 | mov [ebx+4],esi |
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354 | lods dword [esi] |
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355 | lea esi,[esi+eax+1] |
||
356 | mov al,[base_code] |
||
624 | heavyiron | 357 | mov [ebx],al |
358 | jmp instruction_assembled |
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157 | heavyiron | 359 | extrn_directive: |
31 | halyavin | 360 | mov al,[output_format] |
157 | heavyiron | 361 | cmp al,4 |
362 | je extrn_allowed |
||
363 | cmp al,5 |
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364 | jne illegal_instruction |
||
365 | bt [format_flags],0 |
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366 | jc illegal_instruction |
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367 | extrn_allowed: |
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31 | halyavin | 368 | lods word [esi] |
157 | heavyiron | 369 | cmp ax,'(' |
370 | jne invalid_argument |
||
371 | mov ebx,esi |
||
372 | lods dword [esi] |
||
373 | lea esi,[esi+eax+1] |
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374 | mov edx,[free_additional_memory] |
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375 | lea eax,[edx+0Ch] |
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376 | cmp eax,[structures_buffer] |
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377 | jae out_of_memory |
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378 | mov [free_additional_memory],eax |
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379 | mov byte [edx],80h |
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624 | heavyiron | 380 | mov [edx+4],ebx |
157 | heavyiron | 381 | lods byte [esi] |
382 | cmp al,86h |
||
383 | jne invalid_argument |
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384 | lods byte [esi] |
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385 | cmp al,2 |
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386 | jne invalid_argument |
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387 | lods dword [esi] |
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388 | cmp eax,0Fh |
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389 | jb invalid_use_of_symbol |
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390 | je reserved_word_used_as_symbol |
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391 | inc esi |
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392 | mov ebx,eax |
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393 | xor ah,ah |
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394 | lods byte [esi] |
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395 | cmp al,':' |
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396 | je get_extrn_size |
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397 | dec esi |
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398 | cmp al,11h |
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399 | jne extrn_size_ok |
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400 | get_extrn_size: |
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31 | halyavin | 401 | lods word [esi] |
157 | heavyiron | 402 | cmp al,11h |
403 | jne invalid_argument |
||
404 | extrn_size_ok: |
||
31 | halyavin | 405 | mov [address_symbol],edx |
157 | heavyiron | 406 | mov [label_size],ah |
2665 | dunkaist | 407 | movzx ecx,ah |
157 | heavyiron | 408 | mov [edx+8],ecx |
409 | xor eax,eax |
||
410 | xor edx,edx |
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411 | xor ebp,ebp |
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412 | mov ch,2 |
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413 | test [format_flags],8 |
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414 | jz make_free_label |
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415 | mov ch,4 |
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416 | jmp make_free_label |
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417 | mark_relocation: |
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31 | halyavin | 418 | cmp [value_type],0 |
157 | heavyiron | 419 | je relocation_ok |
420 | cmp [virtual_data],0 |
||
421 | jne relocation_ok |
||
422 | cmp [output_format],2 |
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423 | je mark_mz_relocation |
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424 | cmp [output_format],3 |
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425 | je mark_pe_relocation |
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426 | cmp [output_format],4 |
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427 | je mark_coff_relocation |
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428 | cmp [output_format],5 |
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429 | je mark_elf_relocation |
||
430 | relocation_ok: |
||
31 | halyavin | 431 | ret |
157 | heavyiron | 432 | close_pass: |
31 | halyavin | 433 | mov al,[output_format] |
157 | heavyiron | 434 | cmp al,3 |
435 | je close_pe |
||
436 | cmp al,4 |
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437 | je close_coff |
||
438 | cmp al,5 |
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439 | je close_elf |
||
440 | ret |
||
441 | |||
31 | halyavin | 442 | |
443 | mov edx,[additional_memory] |
||
157 | heavyiron | 444 | push edi |
445 | mov edi,edx |
||
446 | mov ecx,1Ch shr 2 |
||
447 | xor eax,eax |
||
448 | rep stos dword [edi] |
||
449 | mov [free_additional_memory],edi |
||
450 | pop edi |
||
451 | mov word [edx+0Ch],0FFFFh |
||
452 | mov word [edx+10h],1000h |
||
453 | mov [code_type],16 |
||
454 | jmp format_defined |
||
607 | heavyiron | 455 | mark_mz_relocation: |
31 | halyavin | 456 | push eax ebx |
157 | heavyiron | 457 | inc [number_of_relocations] |
458 | mov ebx,[free_additional_memory] |
||
459 | mov eax,edi |
||
460 | sub eax,[code_start] |
||
461 | mov [ebx],ax |
||
462 | shr eax,16 |
||
463 | shl ax,12 |
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464 | mov [ebx+2],ax |
||
465 | cmp word [ebx],0FFFFh |
||
466 | jne mz_relocation_ok |
||
467 | inc word [ebx+2] |
||
468 | sub word [ebx],10h |
||
469 | mz_relocation_ok: |
||
31 | halyavin | 470 | add ebx,4 |
157 | heavyiron | 471 | cmp ebx,[structures_buffer] |
472 | jae out_of_memory |
||
473 | mov [free_additional_memory],ebx |
||
474 | pop ebx eax |
||
475 | ret |
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476 | mz_segment: |
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109 | heavyiron | 477 | lods byte [esi] |
157 | heavyiron | 478 | cmp al,2 |
479 | jne invalid_argument |
||
480 | lods dword [esi] |
||
481 | cmp eax,0Fh |
||
482 | jb invalid_use_of_symbol |
||
483 | je reserved_word_used_as_symbol |
||
484 | inc esi |
||
485 | mov ebx,eax |
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486 | mov eax,edi |
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487 | sub eax,[code_start] |
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488 | mov ecx,0Fh |
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489 | add eax,0Fh |
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490 | and eax,1111b |
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491 | sub ecx,eax |
||
492 | mov edx,edi |
||
493 | xor eax,eax |
||
1115 | heavyiron | 494 | rep stos byte [edi] |
157 | heavyiron | 495 | mov dword [org_origin],edi |
496 | mov dword [org_origin+4],eax |
||
1115 | heavyiron | 497 | mov [org_origin_sign],al |
2665 | dunkaist | 498 | mov [org_registers],eax |
1115 | heavyiron | 499 | mov [org_start],edi |
157 | heavyiron | 500 | mov eax,edx |
501 | call undefined_data |
||
502 | mov eax,edi |
||
503 | sub eax,[code_start] |
||
504 | shr eax,4 |
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505 | cmp eax,10000h |
||
506 | jae value_out_of_range |
||
507 | mov edx,eax |
||
508 | mov al,16 |
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509 | cmp byte [esi],13h |
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510 | jne segment_type_ok |
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511 | inc esi |
||
512 | lods byte [esi] |
||
513 | segment_type_ok: |
||
31 | halyavin | 514 | mov [code_type],al |
157 | heavyiron | 515 | mov eax,edx |
516 | mov ch,1 |
||
2665 | dunkaist | 517 | mov [label_size],0 |
518 | xor edx,edx |
||
157 | heavyiron | 519 | xor ebp,ebp |
520 | mov [address_symbol],edx |
||
521 | jmp make_free_label |
||
522 | mz_entry: |
||
31 | halyavin | 523 | lods byte [esi] |
157 | heavyiron | 524 | cmp al,'(' |
525 | jne invalid_argument |
||
526 | call get_word_value |
||
527 | cmp [value_type],1 |
||
528 | je initial_cs_ok |
||
529 | call recoverable_invalid_address |
||
2665 | dunkaist | 530 | initial_cs_ok: |
31 | halyavin | 531 | mov edx,[additional_memory] |
157 | heavyiron | 532 | mov [edx+16h],ax |
533 | lods byte [esi] |
||
534 | cmp al,':' |
||
535 | jne invalid_argument |
||
536 | lods byte [esi] |
||
537 | cmp al,'(' |
||
538 | jne invalid_argument |
||
539 | ja invalid_address |
||
540 | call get_word_value |
||
541 | cmp [value_type],0 |
||
542 | jne invalid_use_of_symbol |
||
543 | mov edx,[additional_memory] |
||
544 | mov [edx+14h],ax |
||
545 | jmp instruction_assembled |
||
546 | recoverable_invalid_address: |
||
2665 | dunkaist | 547 | cmp [error_line],0 |
548 | jne ignore_invalid_address |
||
549 | push [current_line] |
||
550 | pop [error_line] |
||
551 | mov [error],invalid_address |
||
552 | ignore_invalid_address: |
||
553 | ret |
||
554 | mz_stack: |
||
31 | halyavin | 555 | lods byte [esi] |
157 | heavyiron | 556 | cmp al,'(' |
557 | jne invalid_argument |
||
558 | call get_word_value |
||
559 | cmp byte [esi],':' |
||
560 | je stack_pointer |
||
561 | cmp ax,10h |
||
562 | jb invalid_value |
||
563 | cmp [value_type],0 |
||
564 | jne invalid_use_of_symbol |
||
565 | mov edx,[additional_memory] |
||
566 | mov [edx+10h],ax |
||
567 | jmp instruction_assembled |
||
568 | stack_pointer: |
||
31 | halyavin | 569 | cmp [value_type],1 |
157 | heavyiron | 570 | je initial_ss_ok |
571 | call recoverable_invalid_address |
||
2665 | dunkaist | 572 | initial_ss_ok: |
31 | halyavin | 573 | mov edx,[additional_memory] |
157 | heavyiron | 574 | mov [edx+0Eh],ax |
575 | lods byte [esi] |
||
576 | cmp al,':' |
||
577 | jne invalid_argument |
||
578 | lods byte [esi] |
||
579 | cmp al,'(' |
||
580 | jne invalid_argument |
||
581 | call get_word_value |
||
582 | cmp [value_type],0 |
||
583 | jne invalid_use_of_symbol |
||
584 | mov edx,[additional_memory] |
||
585 | mov [edx+10h],ax |
||
586 | bts [format_flags],4 |
||
587 | jmp instruction_assembled |
||
588 | mz_heap: |
||
31 | halyavin | 589 | cmp [output_format],2 |
157 | heavyiron | 590 | jne illegal_instruction |
591 | lods byte [esi] |
||
592 | call get_size_operator |
||
593 | cmp ah,1 |
||
594 | je invalid_value |
||
595 | cmp ah,2 |
||
596 | ja invalid_value |
||
597 | cmp al,'(' |
||
598 | jne invalid_argument |
||
599 | call get_word_value |
||
600 | cmp [value_type],0 |
||
601 | jne invalid_use_of_symbol |
||
602 | mov edx,[additional_memory] |
||
603 | mov [edx+0Ch],ax |
||
604 | jmp instruction_assembled |
||
605 | write_mz_header: |
||
31 | halyavin | 606 | mov edx,[additional_memory] |
157 | heavyiron | 607 | bt [format_flags],4 |
608 | jc mz_stack_ok |
||
609 | mov eax,[real_code_size] |
||
610 | dec eax |
||
611 | shr eax,4 |
||
612 | inc eax |
||
613 | mov [edx+0Eh],ax |
||
614 | shl eax,4 |
||
615 | movzx ecx,word [edx+10h] |
||
616 | add eax,ecx |
||
617 | mov [real_code_size],eax |
||
618 | mz_stack_ok: |
||
31 | halyavin | 619 | mov edi,[free_additional_memory] |
157 | heavyiron | 620 | mov eax,[number_of_relocations] |
621 | shl eax,2 |
||
622 | add eax,1Ch |
||
623 | sub edi,eax |
||
624 | xchg edi,[free_additional_memory] |
||
625 | mov ecx,0Fh |
||
626 | add eax,0Fh |
||
627 | and eax,1111b |
||
628 | sub ecx,eax |
||
629 | xor al,al |
||
630 | rep stos byte [edi] |
||
631 | sub edi,[free_additional_memory] |
||
632 | mov ecx,edi |
||
633 | shr edi,4 |
||
634 | mov word [edx],'MZ' ; signature |
||
635 | mov [edx+8],di ; header size in paragraphs |
||
636 | mov eax,[number_of_relocations] |
||
637 | mov [edx+6],ax ; number of relocation entries |
||
638 | mov eax,[code_size] |
||
639 | add eax,ecx |
||
640 | mov esi,eax |
||
641 | shr esi,9 |
||
642 | and eax,1FFh |
||
643 | inc si |
||
644 | or ax,ax |
||
645 | jnz mz_size_ok |
||
646 | dec si |
||
647 | mz_size_ok: |
||
31 | halyavin | 648 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 649 | mov [edx+4],si ; number of pages |
650 | mov eax,[real_code_size] |
||
651 | dec eax |
||
652 | shr eax,4 |
||
653 | inc eax |
||
654 | mov esi,[code_size] |
||
655 | dec esi |
||
656 | shr esi,4 |
||
657 | inc esi |
||
658 | sub eax,esi |
||
659 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
660 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
661 | salc |
||
662 | mov ah,al |
||
663 | or [edx+0Ch],ax |
||
664 | mov word [edx+18h],1Ch ; offset of relocation table |
||
665 | add [written_size],ecx |
||
666 | call write |
||
667 | jc write_failed |
||
668 | ret |
||
669 | |||
31 | halyavin | 670 | |
671 | mov [stub_file],edx |
||
157 | heavyiron | 672 | or edx,edx |
673 | jnz stub_from_file |
||
674 | push esi |
||
675 | mov edx,edi |
||
676 | xor eax,eax |
||
677 | mov ecx,20h |
||
678 | rep stos dword [edi] |
||
679 | mov eax,40h+default_stub_end-default_stub |
||
680 | mov cx,100h+default_stub_end-default_stub |
||
681 | mov word [edx],'MZ' |
||
682 | mov byte [edx+4],1 |
||
1115 | heavyiron | 683 | mov word [edx+2],ax |
157 | heavyiron | 684 | mov byte [edx+8],4 |
1115 | heavyiron | 685 | mov byte [edx+0Ah],10h |
686 | mov word [edx+0Ch],0FFFFh |
||
157 | heavyiron | 687 | mov word [edx+10h],cx |
688 | mov word [edx+3Ch],ax |
||
689 | mov byte [edx+18h],40h |
||
1115 | heavyiron | 690 | lea edi,[edx+40h] |
157 | heavyiron | 691 | mov esi,default_stub |
692 | mov ecx,default_stub_end-default_stub |
||
693 | rep movs byte [edi],[esi] |
||
694 | pop esi |
||
695 | jmp stub_ok |
||
696 | default_stub: |
||
31 | halyavin | 697 | use16 |
157 | heavyiron | 698 | push cs |
699 | pop ds |
||
700 | mov dx,stub_message-default_stub |
||
701 | mov ah,9 |
||
702 | int 21h |
||
703 | mov ax,4C01h |
||
704 | int 21h |
||
705 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 706 | rq 1 |
157 | heavyiron | 707 | default_stub_end: |
31 | halyavin | 708 | use32 |
157 | heavyiron | 709 | stub_from_file: |
31 | halyavin | 710 | push esi |
157 | heavyiron | 711 | mov esi,edx |
712 | call open_binary_file |
||
713 | mov edx,edi |
||
714 | mov ecx,1Ch |
||
715 | mov esi,edx |
||
716 | call read |
||
717 | jc binary_stub |
||
718 | cmp word [esi],'MZ' |
||
719 | jne binary_stub |
||
720 | add edi,1Ch |
||
721 | movzx ecx,word [esi+6] |
||
722 | add ecx,11b |
||
723 | and ecx,not 11b |
||
724 | add ecx,(40h-1Ch) shr 2 |
||
725 | lea eax,[edi+ecx*4] |
||
726 | cmp edi,[display_buffer] |
||
727 | jae out_of_memory |
||
728 | xor eax,eax |
||
729 | rep stos dword [edi] |
||
730 | mov edx,40h |
||
731 | xchg dx,[esi+18h] |
||
732 | xor al,al |
||
733 | call lseek |
||
734 | movzx ecx,word [esi+6] |
||
735 | shl ecx,2 |
||
736 | lea edx,[esi+40h] |
||
737 | call read |
||
738 | mov edx,edi |
||
739 | sub edx,esi |
||
740 | shr edx,4 |
||
741 | xchg dx,[esi+8] |
||
742 | shl edx,4 |
||
743 | xor al,al |
||
744 | call lseek |
||
745 | movzx ecx,word [esi+4] |
||
746 | dec ecx |
||
747 | shl ecx,9 |
||
748 | movzx edx,word [esi+2] |
||
749 | test edx,edx |
||
872 | heavyiron | 750 | jnz stub_header_size_ok |
751 | mov dx,200h |
||
752 | stub_header_size_ok: |
||
753 | add ecx,edx |
||
157 | heavyiron | 754 | mov edx,edi |
755 | sub ecx,eax |
||
756 | je read_stub_code |
||
757 | jb stub_code_ok |
||
758 | push ecx |
||
759 | dec ecx |
||
760 | shr ecx,3 |
||
761 | inc ecx |
||
762 | shl ecx,1 |
||
763 | lea eax,[edi+ecx*4] |
||
764 | cmp eax,[display_buffer] |
||
765 | jae out_of_memory |
||
766 | xor eax,eax |
||
767 | rep stos dword [edi] |
||
768 | pop ecx |
||
769 | read_stub_code: |
||
31 | halyavin | 770 | call read |
157 | heavyiron | 771 | stub_code_ok: |
31 | halyavin | 772 | call close |
157 | heavyiron | 773 | mov edx,edi |
774 | sub edx,esi |
||
775 | mov ax,dx |
||
776 | and ax,1FFh |
||
777 | mov [esi+2],ax |
||
778 | dec edx |
||
779 | shr edx,9 |
||
780 | inc edx |
||
781 | mov [esi+4],dx |
||
782 | mov eax,edi |
||
783 | sub eax,esi |
||
784 | mov [esi+3Ch],eax |
||
785 | pop esi |
||
786 | stub_ok: |
||
31 | halyavin | 787 | ret |
157 | heavyiron | 788 | binary_stub: |
31 | halyavin | 789 | mov esi,edi |
157 | heavyiron | 790 | mov ecx,40h shr 2 |
791 | xor eax,eax |
||
792 | rep stos dword [edi] |
||
793 | mov al,2 |
||
794 | xor edx,edx |
||
795 | call lseek |
||
796 | push eax |
||
797 | xor al,al |
||
798 | xor edx,edx |
||
799 | call lseek |
||
800 | mov ecx,[esp] |
||
801 | add ecx,40h+111b |
||
802 | and ecx,not 111b |
||
803 | mov ax,cx |
||
804 | and ax,1FFh |
||
805 | mov [esi+2],ax |
||
806 | lea eax,[ecx+1FFh] |
||
807 | shr eax,9 |
||
808 | mov [esi+4],ax |
||
809 | mov [esi+3Ch],ecx |
||
810 | sub ecx,40h |
||
811 | mov eax,10000h |
||
812 | sub eax,ecx |
||
813 | jbe binary_heap_ok |
||
814 | shr eax,4 |
||
815 | mov [esi+0Ah],ax |
||
816 | binary_heap_ok: |
||
31 | halyavin | 817 | mov word [esi],'MZ' |
157 | heavyiron | 818 | mov byte [esi+8],4 |
1115 | heavyiron | 819 | mov ax,0FFFFh |
157 | heavyiron | 820 | mov [esi+0Ch],ax |
821 | dec ax |
||
822 | mov [esi+10h],ax |
||
823 | sub ax,0Eh |
||
824 | mov [esi+0Eh],ax |
||
825 | mov [esi+16h],ax |
||
826 | mov word [esi+14h],100h |
||
827 | mov byte [esi+18h],40h |
||
1115 | heavyiron | 828 | mov eax,[display_buffer] |
157 | heavyiron | 829 | sub eax,ecx |
830 | cmp edi,eax |
||
831 | jae out_of_memory |
||
832 | mov edx,edi |
||
833 | shr ecx,2 |
||
834 | xor eax,eax |
||
835 | rep stos dword [edi] |
||
836 | pop ecx |
||
837 | call read |
||
838 | call close |
||
839 | pop esi |
||
840 | ret |
||
841 | |||
31 | halyavin | 842 | |
843 | xor edx,edx |
||
157 | heavyiron | 844 | mov [machine],14Ch |
845 | mov [subsystem],3 |
||
846 | mov [subsystem_version],3 + 10 shl 16 |
||
847 | mov [image_base],400000h |
||
848 | and [image_base_high],0 |
||
2665 | dunkaist | 849 | test [format_flags],8 |
157 | heavyiron | 850 | jz pe_settings |
851 | mov [machine],8664h |
||
852 | mov [subsystem_version],5 + 0 shl 16 |
||
853 | pe_settings: |
||
31 | halyavin | 854 | cmp byte [esi],84h |
157 | heavyiron | 855 | je get_stub_name |
856 | cmp byte [esi],80h |
||
857 | je get_pe_base |
||
858 | cmp byte [esi],1Bh |
||
859 | jne pe_settings_ok |
||
860 | lods byte [esi] |
||
861 | lods byte [esi] |
||
862 | test al,80h+40h |
||
863 | jz subsystem_setting |
||
864 | cmp al,80h |
||
865 | je dll_flag |
||
866 | cmp al,81h |
||
867 | je wdm_flag |
||
868 | cmp al,82h |
||
2287 | heavyiron | 869 | je large_flag |
870 | cmp al,83h |
||
871 | je nx_flag |
||
872 | jmp pe_settings |
||
157 | heavyiron | 873 | dll_flag: |
31 | halyavin | 874 | bts [format_flags],8 |
157 | heavyiron | 875 | jc setting_already_specified |
876 | jmp pe_settings |
||
877 | wdm_flag: |
||
31 | halyavin | 878 | bts [format_flags],9 |
157 | heavyiron | 879 | jc setting_already_specified |
880 | jmp pe_settings |
||
881 | large_flag: |
||
2287 | heavyiron | 882 | bts [format_flags],11 |
883 | jc setting_already_specified |
||
884 | test [format_flags],8 |
||
885 | jnz invalid_argument |
||
886 | jmp pe_settings |
||
887 | nx_flag: |
||
888 | bts [format_flags],12 |
||
889 | jc setting_already_specified |
||
890 | jmp pe_settings |
||
891 | subsystem_setting: |
||
31 | halyavin | 892 | bts [format_flags],7 |
157 | heavyiron | 893 | jc setting_already_specified |
894 | and ax,3Fh |
||
895 | mov [subsystem],ax |
||
896 | cmp ax,10 |
||
992 | heavyiron | 897 | jb subsystem_type_ok |
898 | or [format_flags],4 |
||
2287 | heavyiron | 899 | subsystem_type_ok: |
992 | heavyiron | 900 | cmp byte [esi],'(' |
157 | heavyiron | 901 | jne pe_settings |
902 | inc esi |
||
903 | cmp byte [esi],'.' |
||
904 | jne invalid_value |
||
905 | inc esi |
||
906 | push edx |
||
907 | cmp byte [esi+11],0 |
||
908 | jne invalid_value |
||
909 | cmp byte [esi+10],2 |
||
910 | ja invalid_value |
||
911 | mov dx,[esi+8] |
||
912 | cmp dx,8000h |
||
913 | je zero_version |
||
914 | mov eax,[esi+4] |
||
915 | cmp dx,7 |
||
916 | jg invalid_value |
||
917 | mov cx,7 |
||
918 | sub cx,dx |
||
919 | mov eax,[esi+4] |
||
920 | shr eax,cl |
||
921 | mov ebx,eax |
||
922 | shr ebx,24 |
||
923 | cmp bl,100 |
||
924 | jae invalid_value |
||
925 | and eax,0FFFFFFh |
||
926 | mov ecx,100 |
||
927 | mul ecx |
||
928 | shrd eax,edx,24 |
||
929 | jnc version_value_ok |
||
930 | inc eax |
||
931 | version_value_ok: |
||
31 | halyavin | 932 | shl eax,16 |
157 | heavyiron | 933 | mov ax,bx |
934 | jmp subsystem_version_ok |
||
935 | zero_version: |
||
31 | halyavin | 936 | xor eax,eax |
157 | heavyiron | 937 | subsystem_version_ok: |
31 | halyavin | 938 | pop edx |
157 | heavyiron | 939 | add esi,13 |
940 | mov [subsystem_version],eax |
||
941 | jmp pe_settings |
||
942 | get_pe_base: |
||
31 | halyavin | 943 | bts [format_flags],10 |
157 | heavyiron | 944 | jc setting_already_specified |
945 | lods word [esi] |
||
946 | cmp ah,'(' |
||
947 | jne invalid_argument |
||
948 | cmp byte [esi],'.' |
||
949 | je invalid_value |
||
950 | push edx edi |
||
951 | add edi,[stub_size] |
||
952 | test [format_flags],4 |
||
2287 | heavyiron | 953 | jnz get_peplus_base |
992 | heavyiron | 954 | call get_dword_value |
157 | heavyiron | 955 | mov [image_base],eax |
956 | jmp pe_base_ok |
||
957 | get_peplus_base: |
||
992 | heavyiron | 958 | call get_qword_value |
157 | heavyiron | 959 | mov [image_base],eax |
960 | mov [image_base_high],edx |
||
961 | pe_base_ok: |
||
31 | halyavin | 962 | pop edi edx |
157 | heavyiron | 963 | cmp [value_type],0 |
964 | jne invalid_use_of_symbol |
||
965 | cmp byte [esi],84h |
||
966 | jne pe_settings_ok |
||
967 | get_stub_name: |
||
31 | halyavin | 968 | lods byte [esi] |
157 | heavyiron | 969 | lods word [esi] |
970 | cmp ax,'(' |
||
971 | jne invalid_argument |
||
972 | lods dword [esi] |
||
973 | mov edx,esi |
||
974 | add esi,eax |
||
975 | inc esi |
||
976 | pe_settings_ok: |
||
31 | halyavin | 977 | mov ebp,[stub_size] |
157 | heavyiron | 978 | or ebp,ebp |
979 | jz make_pe_stub |
||
980 | cmp edx,[stub_file] |
||
981 | je pe_stub_ok |
||
982 | sub edi,[stub_size] |
||
983 | mov [code_start],edi |
||
984 | make_pe_stub: |
||
31 | halyavin | 985 | call make_stub |
157 | heavyiron | 986 | mov eax,edi |
987 | sub eax,[code_start] |
||
988 | mov [stub_size],eax |
||
989 | mov [code_start],edi |
||
990 | mov ebp,eax |
||
991 | pe_stub_ok: |
||
31 | halyavin | 992 | mov edx,edi |
157 | heavyiron | 993 | mov ecx,18h+0E0h |
994 | test [format_flags],4 |
||
2287 | heavyiron | 995 | jz zero_pe_header |
157 | heavyiron | 996 | add ecx,10h |
997 | zero_pe_header: |
||
31 | halyavin | 998 | add ebp,ecx |
157 | heavyiron | 999 | shr ecx,2 |
1000 | xor eax,eax |
||
1001 | rep stos dword [edi] |
||
1002 | mov word [edx],'PE' ; signature |
||
1003 | mov ax,[machine] |
||
1004 | mov word [edx+4],ax |
||
1005 | mov byte [edx+38h+1],10h ; section alignment |
||
1115 | heavyiron | 1006 | mov byte [edx+3Ch+1],2 ; file alignment |
1007 | mov byte [edx+40h],1 ; OS version |
||
1008 | mov eax,[subsystem_version] |
||
157 | heavyiron | 1009 | mov [edx+48h],eax |
1010 | mov ax,[subsystem] |
||
1011 | mov [edx+5Ch],ax |
||
1012 | cmp ax,1 |
||
1013 | jne pe_alignment_ok |
||
1014 | mov eax,20h |
||
1015 | mov dword [edx+38h],eax |
||
1016 | mov dword [edx+3Ch],eax |
||
1017 | pe_alignment_ok: |
||
31 | halyavin | 1018 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 1019 | test [format_flags],4 |
2287 | heavyiron | 1020 | jnz init_peplus_specific |
992 | heavyiron | 1021 | mov byte [edx+14h],0E0h ; size of optional header |
1115 | heavyiron | 1022 | mov dword [edx+16h],10B010Fh; flags and magic value |
2287 | heavyiron | 1023 | mov eax,[image_base] |
157 | heavyiron | 1024 | mov [edx+34h],eax |
1115 | heavyiron | 1025 | mov byte [edx+60h+1],10h ; stack reserve |
1026 | mov byte [edx+64h+1],10h ; stack commit |
||
1027 | mov byte [edx+68h+2],1 ; heap reserve |
||
1028 | mov byte [edx+74h],16 ; number of directories |
||
1029 | jmp pe_header_ok |
||
157 | heavyiron | 1030 | init_peplus_specific: |
992 | heavyiron | 1031 | mov byte [edx+14h],0F0h ; size of optional header |
1115 | heavyiron | 1032 | mov dword [edx+16h],20B002Fh; flags and magic value |
2287 | heavyiron | 1033 | mov eax,[image_base] |
157 | heavyiron | 1034 | mov [edx+30h],eax |
1115 | heavyiron | 1035 | mov eax,[image_base_high] |
157 | heavyiron | 1036 | mov [edx+34h],eax |
1115 | heavyiron | 1037 | mov byte [edx+60h+1],10h ; stack reserve |
1038 | mov byte [edx+68h+1],10h ; stack commit |
||
1039 | mov byte [edx+70h+2],1 ; heap reserve |
||
1040 | mov byte [edx+84h],16 ; number of directories |
||
1041 | pe_header_ok: |
||
31 | halyavin | 1042 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 1043 | imul ebx,[number_of_sections],28h |
1044 | or ebx,ebx |
||
1045 | jnz reserve_space_for_section_headers |
||
1046 | mov ebx,28h |
||
1047 | reserve_space_for_section_headers: |
||
31 | halyavin | 1048 | add ebx,ebp |
157 | heavyiron | 1049 | dec ebx |
1050 | shr ebx,cl |
||
1051 | inc ebx |
||
1052 | shl ebx,cl |
||
1053 | sub ebx,ebp |
||
1054 | mov ecx,ebx |
||
1055 | mov eax,[display_buffer] |
||
1056 | sub eax,ecx |
||
1057 | cmp edi,eax |
||
1058 | jae out_of_memory |
||
1059 | shr ecx,2 |
||
1060 | xor eax,eax |
||
1061 | rep stos dword [edi] |
||
1062 | mov eax,edi |
||
1063 | sub eax,[code_start] |
||
1064 | add eax,[stub_size] |
||
1065 | mov [edx+54h],eax ; size of headers |
||
1066 | mov ecx,[edx+38h] |
||
1067 | dec ecx |
||
1068 | add eax,ecx |
||
1069 | not ecx |
||
1070 | and eax,ecx |
||
1071 | bt [format_flags],8 |
||
1072 | jc pe_entry_init_ok |
||
1073 | mov [edx+28h],eax ; entry point rva |
||
1074 | pe_entry_init_ok: |
||
31 | halyavin | 1075 | and [number_of_sections],0 |
2665 | dunkaist | 1076 | movzx ebx,word [edx+14h] |
157 | heavyiron | 1077 | lea ebx,[edx+18h+ebx] |
1078 | mov [current_section],ebx |
||
1079 | mov dword [ebx],'.fla' |
||
1080 | mov dword [ebx+4],'t' |
||
1081 | mov [ebx+14h],edi |
||
1082 | mov [ebx+0Ch],eax |
||
1083 | mov dword [ebx+24h],0E0000060h |
||
1084 | xor ecx,ecx |
||
1085 | xor bl,bl |
||
2665 | dunkaist | 1086 | not eax |
157 | heavyiron | 1087 | not ecx |
1088 | not bl |
||
2665 | dunkaist | 1089 | add eax,1 |
157 | heavyiron | 1090 | adc ecx,0 |
1091 | adc bl,0 |
||
2665 | dunkaist | 1092 | add eax,edi |
157 | heavyiron | 1093 | adc ecx,0 |
1094 | adc bl,0 |
||
2665 | dunkaist | 1095 | test [format_flags],4 |
2287 | heavyiron | 1096 | jnz peplus_org |
992 | heavyiron | 1097 | sub eax,[edx+34h] |
157 | heavyiron | 1098 | sbb ecx,0 |
1099 | sbb bl,0 |
||
2665 | dunkaist | 1100 | jmp pe_org_ok |
157 | heavyiron | 1101 | peplus_org: |
992 | heavyiron | 1102 | sub eax,[edx+30h] |
157 | heavyiron | 1103 | sbb ecx,[edx+34h] |
1104 | sbb bl,0 |
||
2665 | dunkaist | 1105 | pe_org_ok: |
2287 | heavyiron | 1106 | test [format_flags],8 |
1107 | jnz pe64_code |
||
1108 | mov bh,2 |
||
2665 | dunkaist | 1109 | mov [code_type],32 |
2287 | heavyiron | 1110 | jmp pe_code_type_ok |
1111 | pe64_code: |
||
1112 | mov bh,4 |
||
2665 | dunkaist | 1113 | mov [code_type],64 |
157 | heavyiron | 1114 | pe_code_type_ok: |
2287 | heavyiron | 1115 | bt [resolver_flags],0 |
157 | heavyiron | 1116 | jc pe_labels_type_ok |
1117 | xor bh,bh |
||
2665 | dunkaist | 1118 | pe_labels_type_ok: |
109 | heavyiron | 1119 | mov [labels_type],bh |
2665 | dunkaist | 1120 | mov dword [org_origin],eax |
157 | heavyiron | 1121 | mov dword [org_origin+4],ecx |
1122 | mov [org_origin_sign],bl |
||
2665 | dunkaist | 1123 | and [org_registers],0 |
1124 | mov [org_start],edi |
||
157 | heavyiron | 1125 | bt [format_flags],8 |
1126 | jnc dll_flag_ok |
||
1127 | or byte [edx+16h+1],20h |
||
1115 | heavyiron | 1128 | dll_flag_ok: |
31 | halyavin | 1129 | bt [format_flags],9 |
157 | heavyiron | 1130 | jnc wdm_flag_ok |
1131 | or byte [edx+5Eh+1],20h |
||
1115 | heavyiron | 1132 | wdm_flag_ok: |
31 | halyavin | 1133 | bt [format_flags],11 |
2287 | heavyiron | 1134 | jnc large_flag_ok |
1135 | or byte [edx+16h],20h |
||
1136 | large_flag_ok: |
||
1137 | bt [format_flags],12 |
||
1138 | jnc nx_ok |
||
1139 | or byte [edx+5Eh+1],1 |
||
1140 | nx_ok: |
||
1141 | jmp format_defined |
||
607 | heavyiron | 1142 | pe_section: |
31 | halyavin | 1143 | call close_pe_section |
157 | heavyiron | 1144 | bts [format_flags],5 |
1145 | lea ecx,[ebx+28h] |
||
1146 | add edx,[edx+54h] |
||
1147 | sub edx,[stub_size] |
||
1148 | cmp ecx,edx |
||
1149 | jbe new_section |
||
1150 | lea ebx,[edx-28h] |
||
1151 | or [next_pass_needed],-1 |
||
1152 | push edi |
||
1153 | mov edi,ebx |
||
1154 | mov ecx,28h shr 4 |
||
1155 | xor eax,eax |
||
1156 | rep stos dword [edi] |
||
1157 | pop edi |
||
1158 | new_section: |
||
31 | halyavin | 1159 | mov [ebx+0Ch],eax |
157 | heavyiron | 1160 | lods word [esi] |
1161 | cmp ax,'(' |
||
1162 | jne invalid_argument |
||
1163 | lea edx,[esi+4] |
||
1164 | mov ecx,[esi] |
||
1165 | lea esi,[esi+4+ecx+1] |
||
1166 | cmp ecx,8 |
||
1167 | ja name_too_long |
||
1168 | xor eax,eax |
||
1169 | mov [ebx],eax |
||
1170 | mov [ebx+4],eax |
||
1171 | push esi edi |
||
1172 | mov edi,ebx |
||
1173 | mov esi,edx |
||
1174 | rep movs byte [edi],[esi] |
||
1175 | pop edi esi |
||
1176 | and dword [ebx+24h],0 |
||
2665 | dunkaist | 1177 | mov [ebx+14h],edi |
157 | heavyiron | 1178 | mov edx,[code_start] |
1179 | mov eax,edi |
||
1180 | xor ecx,ecx |
||
1181 | mov [org_origin_sign],0 |
||
2665 | dunkaist | 1182 | sub eax,[ebx+0Ch] |
157 | heavyiron | 1183 | sbb ecx,0 |
1184 | sbb [org_origin_sign],0 |
||
2665 | dunkaist | 1185 | mov [labels_type],2 |
2287 | heavyiron | 1186 | mov [code_type],32 |
1187 | test [format_flags],8 |
||
157 | heavyiron | 1188 | jz pe_section_code_type_ok |
2287 | heavyiron | 1189 | mov [labels_type],4 |
1190 | mov [code_type],64 |
||
1191 | pe_section_code_type_ok: |
||
1192 | test [format_flags],4 |
||
1193 | jnz peplus_section_org |
||
992 | heavyiron | 1194 | sub eax,[edx+34h] |
157 | heavyiron | 1195 | sbb ecx,0 |
1196 | sbb [org_origin_sign],0 |
||
2665 | dunkaist | 1197 | bt [resolver_flags],0 |
157 | heavyiron | 1198 | jc pe_section_org_ok |
1199 | mov [labels_type],0 |
||
1200 | jmp pe_section_org_ok |
||
1201 | peplus_section_org: |
||
992 | heavyiron | 1202 | sub eax,[edx+30h] |
157 | heavyiron | 1203 | sbb ecx,[edx+34h] |
1204 | sbb [org_origin_sign],0 |
||
2665 | dunkaist | 1205 | bt [resolver_flags],0 |
157 | heavyiron | 1206 | jc pe_section_org_ok |
1207 | mov [labels_type],0 |
||
1208 | pe_section_org_ok: |
||
31 | halyavin | 1209 | mov dword [org_origin],eax |
157 | heavyiron | 1210 | mov dword [org_origin+4],ecx |
1211 | and [org_registers],0 |
||
2665 | dunkaist | 1212 | mov [org_start],edi |
157 | heavyiron | 1213 | get_section_flags: |
31 | halyavin | 1214 | lods byte [esi] |
157 | heavyiron | 1215 | cmp al,1Ah |
1216 | je set_directory |
||
1217 | cmp al,19h |
||
1218 | je section_flag |
||
1219 | dec esi |
||
1220 | jmp instruction_assembled |
||
1221 | set_directory: |
||
31 | halyavin | 1222 | movzx eax,byte [esi] |
157 | heavyiron | 1223 | inc esi |
1224 | mov ecx,ebx |
||
1225 | test [format_flags],4 |
||
2287 | heavyiron | 1226 | jnz peplus_directory |
992 | heavyiron | 1227 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1228 | mov dword [edx+78h+eax*8+4],-1 |
1229 | jmp pe_directory_set |
||
1230 | peplus_directory: |
||
992 | heavyiron | 1231 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1232 | mov dword [edx+88h+eax*8+4],-1 |
1233 | pe_directory_set: |
||
31 | halyavin | 1234 | or ecx,ecx |
157 | heavyiron | 1235 | jnz data_already_defined |
1236 | push ebx edx |
||
1237 | call generate_pe_data |
||
1238 | pop edx ebx |
||
1239 | jmp get_section_flags |
||
1240 | section_flag: |
||
31 | halyavin | 1241 | lods byte [esi] |
157 | heavyiron | 1242 | cmp al,9 |
1243 | je invalid_argument |
||
1244 | cmp al,11 |
||
1245 | je invalid_argument |
||
1246 | mov cl,al |
||
1247 | mov eax,1 |
||
1248 | shl eax,cl |
||
1249 | test dword [ebx+24h],eax |
||
1250 | jnz setting_already_specified |
||
1251 | or dword [ebx+24h],eax |
||
1252 | jmp get_section_flags |
||
1253 | close_pe_section: |
||
31 | halyavin | 1254 | mov ebx,[current_section] |
157 | heavyiron | 1255 | mov edx,[code_start] |
1256 | mov eax,edi |
||
1257 | sub eax,[ebx+14h] |
||
1258 | jnz finish_section |
||
1259 | bt [format_flags],5 |
||
1260 | jc finish_section |
||
1261 | mov eax,[ebx+0Ch] |
||
1262 | ret |
||
1263 | finish_section: |
||
31 | halyavin | 1264 | mov [ebx+8],eax |
157 | heavyiron | 1265 | cmp edi,[undefined_data_end] |
1266 | jne align_section |
||
1267 | cmp dword [edx+38h],1000h |
||
1268 | jb align_section |
||
1269 | mov edi,[undefined_data_start] |
||
1270 | align_section: |
||
31 | halyavin | 1271 | and [undefined_data_end],0 |
2665 | dunkaist | 1272 | mov ebp,edi |
157 | heavyiron | 1273 | sub ebp,[ebx+14h] |
1274 | mov ecx,[edx+3Ch] |
||
1275 | dec ecx |
||
1276 | lea eax,[ebp+ecx] |
||
1277 | not ecx |
||
1278 | and eax,ecx |
||
1279 | mov [ebx+10h],eax |
||
1280 | sub eax,ebp |
||
1281 | mov ecx,eax |
||
1282 | xor al,al |
||
1283 | rep stos byte [edi] |
||
1284 | mov eax,[code_start] |
||
1285 | sub eax,[stub_size] |
||
1286 | sub [ebx+14h],eax |
||
1287 | mov ecx,[ebx+10h] |
||
992 | heavyiron | 1288 | test byte [ebx+24h],20h |
1289 | jz pe_code_sum_ok |
||
1290 | add [edx+1Ch],ecx |
||
1291 | cmp dword [edx+2Ch],0 |
||
1292 | jne pe_code_sum_ok |
||
1293 | mov eax,[ebx+0Ch] |
||
1294 | mov [edx+2Ch],eax |
||
1295 | pe_code_sum_ok: |
||
1296 | test byte [ebx+24h],40h |
||
1297 | jz pe_data_sum_ok |
||
1298 | add [edx+20h],ecx |
||
1299 | test [format_flags],4 |
||
2287 | heavyiron | 1300 | jnz pe_data_sum_ok |
992 | heavyiron | 1301 | cmp dword [edx+30h],0 |
1302 | jne pe_data_sum_ok |
||
1303 | mov eax,[ebx+0Ch] |
||
1304 | mov [edx+30h],eax |
||
1305 | pe_data_sum_ok: |
||
1306 | mov eax,[ebx+8] |
||
157 | heavyiron | 1307 | or eax,eax |
1308 | jz udata_ok |
||
1309 | cmp dword [ebx+10h],0 |
||
1310 | jne udata_ok |
||
1311 | or byte [ebx+24h],80h |
||
1312 | add [edx+24h],ecx |
||
992 | heavyiron | 1313 | udata_ok: |
31 | halyavin | 1314 | mov ecx,[edx+38h] |
157 | heavyiron | 1315 | dec ecx |
1316 | add eax,ecx |
||
1317 | not ecx |
||
1318 | and eax,ecx |
||
1319 | add eax,[ebx+0Ch] |
||
1320 | add ebx,28h |
||
1321 | mov [current_section],ebx |
||
1322 | inc word [number_of_sections] |
||
1323 | jz format_limitations_exceeded |
||
1324 | ret |
||
1325 | data_directive: |
||
31 | halyavin | 1326 | cmp [output_format],3 |
157 | heavyiron | 1327 | jne illegal_instruction |
1328 | lods byte [esi] |
||
1329 | cmp al,1Ah |
||
1330 | je predefined_data_type |
||
1331 | cmp al,'(' |
||
1332 | jne invalid_argument |
||
1333 | call get_byte_value |
||
1334 | cmp al,16 |
||
1335 | jb data_type_ok |
||
1336 | jmp invalid_value |
||
1337 | predefined_data_type: |
||
31 | halyavin | 1338 | movzx eax,byte [esi] |
157 | heavyiron | 1339 | inc esi |
1340 | data_type_ok: |
||
31 | halyavin | 1341 | mov ebx,[current_section] |
157 | heavyiron | 1342 | mov ecx,edi |
1343 | sub ecx,[ebx+14h] |
||
1344 | add ecx,[ebx+0Ch] |
||
1345 | mov edx,[code_start] |
||
1346 | test [format_flags],4 |
||
2287 | heavyiron | 1347 | jnz peplus_data |
992 | heavyiron | 1348 | xchg ecx,[edx+78h+eax*8] |
157 | heavyiron | 1349 | jmp init_pe_data |
1350 | peplus_data: |
||
992 | heavyiron | 1351 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1352 | init_pe_data: |
31 | halyavin | 1353 | or ecx,ecx |
157 | heavyiron | 1354 | jnz data_already_defined |
1355 | call allocate_structure_data |
||
1356 | mov word [ebx],data_directive-instruction_handler |
||
1189 | heavyiron | 1357 | mov [ebx+2],al |
157 | heavyiron | 1358 | mov edx,[current_line] |
1359 | mov [ebx+4],edx |
||
1360 | call generate_pe_data |
||
1361 | jmp instruction_assembled |
||
1362 | end_data: |
||
31 | halyavin | 1363 | cmp [output_format],3 |
157 | heavyiron | 1364 | jne illegal_instruction |
1365 | call find_structure_data |
||
1366 | jc unexpected_instruction |
||
1367 | movzx eax,byte [ebx+2] |
||
1368 | mov edx,[current_section] |
||
1369 | mov ecx,edi |
||
1370 | sub ecx,[edx+14h] |
||
1371 | add ecx,[edx+0Ch] |
||
1372 | mov edx,[code_start] |
||
1373 | test [format_flags],4 |
||
2287 | heavyiron | 1374 | jnz end_peplus_data |
992 | heavyiron | 1375 | sub ecx,[edx+78h+eax*8] |
157 | heavyiron | 1376 | mov [edx+78h+eax*8+4],ecx |
1377 | jmp remove_structure_data |
||
1378 | end_peplus_data: |
||
992 | heavyiron | 1379 | sub ecx,[edx+88h+eax*8] |
157 | heavyiron | 1380 | mov [edx+88h+eax*8+4],ecx |
1381 | jmp remove_structure_data |
||
1382 | pe_entry: |
||
31 | halyavin | 1383 | lods byte [esi] |
157 | heavyiron | 1384 | cmp al,'(' |
1385 | jne invalid_argument |
||
1386 | cmp byte [esi],'.' |
||
1387 | je invalid_value |
||
1388 | test [format_flags],8 |
||
1389 | jnz pe64_entry |
||
2287 | heavyiron | 1390 | call get_dword_value |
157 | heavyiron | 1391 | mov bl,2 |
1392 | bt [resolver_flags],0 |
||
1393 | jc check_pe_entry_label_type |
||
1394 | xor bl,bl |
||
1395 | check_pe_entry_label_type: |
||
109 | heavyiron | 1396 | cmp [value_type],bl |
157 | heavyiron | 1397 | je pe_entry_ok |
1398 | call recoverable_invalid_address |
||
2665 | dunkaist | 1399 | pe_entry_ok: |
31 | halyavin | 1400 | cdq |
2287 | heavyiron | 1401 | test [format_flags],4 |
1402 | jnz pe64_entry_type_ok |
||
1403 | mov edx,[code_start] |
||
157 | heavyiron | 1404 | sub eax,[edx+34h] |
1405 | mov [edx+28h],eax |
||
1406 | jmp instruction_assembled |
||
1407 | pe64_entry: |
||
2287 | heavyiron | 1408 | call get_qword_value |
157 | heavyiron | 1409 | mov bl,4 |
1410 | bt [resolver_flags],0 |
||
1411 | jc check_pe64_entry_label_type |
||
2287 | heavyiron | 1412 | xor bl,bl |
157 | heavyiron | 1413 | check_pe64_entry_label_type: |
2287 | heavyiron | 1414 | cmp [value_type],bl |
157 | heavyiron | 1415 | je pe64_entry_type_ok |
2287 | heavyiron | 1416 | call recoverable_invalid_address |
2665 | dunkaist | 1417 | pe64_entry_type_ok: |
2287 | heavyiron | 1418 | mov ecx,[code_start] |
157 | heavyiron | 1419 | sub eax,[ecx+30h] |
1420 | sbb edx,[ecx+34h] |
||
1421 | jz pe64_entry_range_ok |
||
2287 | heavyiron | 1422 | call recoverable_overflow |
2665 | dunkaist | 1423 | pe64_entry_range_ok: |
2287 | heavyiron | 1424 | mov [ecx+28h],eax |
157 | heavyiron | 1425 | jmp instruction_assembled |
1426 | pe_stack: |
||
31 | halyavin | 1427 | lods byte [esi] |
157 | heavyiron | 1428 | cmp al,'(' |
1429 | jne invalid_argument |
||
1430 | cmp byte [esi],'.' |
||
1431 | je invalid_value |
||
1432 | test [format_flags],4 |
||
2287 | heavyiron | 1433 | jnz peplus_stack |
992 | heavyiron | 1434 | call get_count_value |
2287 | heavyiron | 1435 | mov edx,[code_start] |
157 | heavyiron | 1436 | mov [edx+60h],eax |
1437 | cmp byte [esi],',' |
||
1438 | jne default_stack_commit |
||
1439 | lods byte [esi] |
||
1440 | lods byte [esi] |
||
1441 | cmp al,'(' |
||
1442 | jne invalid_argument |
||
1443 | cmp byte [esi],'.' |
||
1444 | je invalid_value |
||
1445 | call get_count_value |
||
2287 | heavyiron | 1446 | mov edx,[code_start] |
157 | heavyiron | 1447 | mov [edx+64h],eax |
1448 | cmp eax,[edx+60h] |
||
1449 | ja value_out_of_range |
||
1450 | jmp instruction_assembled |
||
1451 | default_stack_commit: |
||
31 | halyavin | 1452 | mov dword [edx+64h],1000h |
157 | heavyiron | 1453 | mov eax,[edx+60h] |
1454 | cmp eax,1000h |
||
1455 | ja instruction_assembled |
||
1456 | mov dword [edx+64h],eax |
||
1457 | jmp instruction_assembled |
||
1458 | peplus_stack: |
||
992 | heavyiron | 1459 | call get_qword_value |
157 | heavyiron | 1460 | cmp [value_type],0 |
1461 | jne invalid_use_of_symbol |
||
1462 | mov ecx,[code_start] |
||
1463 | mov [ecx+60h],eax |
||
1464 | mov [ecx+64h],edx |
||
1465 | cmp byte [esi],',' |
||
1466 | jne default_peplus_stack_commit |
||
992 | heavyiron | 1467 | lods byte [esi] |
157 | heavyiron | 1468 | lods byte [esi] |
1469 | cmp al,'(' |
||
1470 | jne invalid_argument |
||
1471 | cmp byte [esi],'.' |
||
1472 | je invalid_value |
||
1473 | call get_qword_value |
||
1474 | cmp [value_type],0 |
||
1475 | jne invalid_use_of_symbol |
||
1476 | mov ecx,[code_start] |
||
1477 | mov [ecx+68h],eax |
||
1478 | mov [ecx+6Ch],edx |
||
1479 | cmp edx,[ecx+64h] |
||
1480 | ja value_out_of_range |
||
1481 | jb instruction_assembled |
||
1482 | cmp eax,[ecx+60h] |
||
607 | heavyiron | 1483 | ja value_out_of_range |
157 | heavyiron | 1484 | jmp instruction_assembled |
1485 | default_peplus_stack_commit: |
||
992 | heavyiron | 1486 | mov dword [ecx+68h],1000h |
607 | heavyiron | 1487 | cmp dword [ecx+64h],0 |
1488 | jne instruction_assembled |
||
157 | heavyiron | 1489 | mov eax,[ecx+60h] |
607 | heavyiron | 1490 | cmp eax,1000h |
157 | heavyiron | 1491 | ja instruction_assembled |
1492 | mov dword [ecx+68h],eax |
||
607 | heavyiron | 1493 | jmp instruction_assembled |
157 | heavyiron | 1494 | pe_heap: |
31 | halyavin | 1495 | lods byte [esi] |
157 | heavyiron | 1496 | cmp al,'(' |
1497 | jne invalid_argument |
||
1498 | cmp byte [esi],'.' |
||
1499 | je invalid_value |
||
1500 | test [format_flags],4 |
||
2287 | heavyiron | 1501 | jnz peplus_heap |
992 | heavyiron | 1502 | call get_count_value |
2287 | heavyiron | 1503 | mov edx,[code_start] |
157 | heavyiron | 1504 | mov [edx+68h],eax |
1505 | cmp byte [esi],',' |
||
1506 | jne instruction_assembled |
||
1507 | lods byte [esi] |
||
1508 | lods byte [esi] |
||
1509 | cmp al,'(' |
||
1510 | jne invalid_argument |
||
1511 | cmp byte [esi],'.' |
||
1512 | je invalid_value |
||
1513 | call get_count_value |
||
2287 | heavyiron | 1514 | mov edx,[code_start] |
157 | heavyiron | 1515 | mov [edx+6Ch],eax |
1516 | cmp eax,[edx+68h] |
||
1517 | ja value_out_of_range |
||
1518 | jmp instruction_assembled |
||
1519 | peplus_heap: |
||
992 | heavyiron | 1520 | call get_qword_value |
157 | heavyiron | 1521 | cmp [value_type],0 |
1522 | jne invalid_use_of_symbol |
||
1523 | mov ecx,[code_start] |
||
1524 | mov [ecx+70h],eax |
||
1525 | mov [ecx+74h],edx |
||
1526 | cmp byte [esi],',' |
||
1527 | jne instruction_assembled |
||
1528 | lods byte [esi] |
||
1529 | lods byte [esi] |
||
1530 | cmp al,'(' |
||
1531 | jne invalid_argument |
||
1532 | cmp byte [esi],'.' |
||
1533 | je invalid_value |
||
1534 | call get_qword_value |
||
1535 | cmp [value_type],0 |
||
1536 | jne invalid_use_of_symbol |
||
1537 | mov ecx,[code_start] |
||
1538 | mov [ecx+78h],eax |
||
1539 | mov [ecx+7Ch],edx |
||
1540 | cmp edx,[ecx+74h] |
||
1541 | ja value_out_of_range |
||
1542 | jb instruction_assembled |
||
1543 | cmp eax,[edx+70h] |
||
1544 | ja value_out_of_range |
||
1545 | jmp instruction_assembled |
||
1546 | mark_pe_relocation: |
||
31 | halyavin | 1547 | push eax ebx |
157 | heavyiron | 1548 | test [format_flags],4 |
2287 | heavyiron | 1549 | jz check_standard_pe_relocation_type |
1550 | cmp [value_type],4 |
||
370 | heavyiron | 1551 | je pe_relocation_type_ok |
157 | heavyiron | 1552 | check_standard_pe_relocation_type: |
2287 | heavyiron | 1553 | cmp [value_type],2 |
370 | heavyiron | 1554 | je pe_relocation_type_ok |
1555 | call recoverable_misuse |
||
2665 | dunkaist | 1556 | pe_relocation_type_ok: |
109 | heavyiron | 1557 | mov ebx,[current_section] |
157 | heavyiron | 1558 | mov eax,edi |
1559 | sub eax,[ebx+14h] |
||
1560 | add eax,[ebx+0Ch] |
||
1561 | mov ebx,[free_additional_memory] |
||
1562 | inc [number_of_relocations] |
||
1563 | add ebx,5 |
||
370 | heavyiron | 1564 | cmp ebx,[structures_buffer] |
157 | heavyiron | 1565 | jae out_of_memory |
1566 | mov [free_additional_memory],ebx |
||
1567 | mov [ebx-5],eax |
||
370 | heavyiron | 1568 | cmp [value_type],2 |
1569 | je fixup_32bit |
||
1570 | mov byte [ebx-1],0Ah |
||
1571 | jmp fixup_ok |
||
1572 | fixup_32bit: |
||
1573 | mov byte [ebx-1],3 |
||
1574 | fixup_ok: |
||
1575 | pop ebx eax |
||
157 | heavyiron | 1576 | ret |
1577 | generate_pe_data: |
||
31 | halyavin | 1578 | cmp al,2 |
157 | heavyiron | 1579 | je make_pe_resource |
1580 | cmp al,5 |
||
1581 | je make_pe_fixups |
||
1582 | ret |
||
1583 | make_pe_fixups: |
||
370 | heavyiron | 1584 | mov edx,[code_start] |
2287 | heavyiron | 1585 | and byte [edx+16h],not 1 |
1586 | or byte [edx+5Eh],40h |
||
1587 | bts [resolver_flags],0 |
||
370 | heavyiron | 1588 | jc fixups_ready |
2287 | heavyiron | 1589 | or [next_pass_needed],-1 |
370 | heavyiron | 1590 | fixups_ready: |
2287 | heavyiron | 1591 | and [last_fixup_base],0 |
2665 | dunkaist | 1592 | call make_fixups |
2287 | heavyiron | 1593 | xchg eax,[actual_fixups_size] |
1594 | sub eax,[actual_fixups_size] |
||
1595 | ja reserve_forward_fixups |
||
1596 | xor eax,eax |
||
1597 | reserve_forward_fixups: |
||
1598 | mov [reserved_fixups],edi |
||
1599 | add edi,eax |
||
1600 | mov [reserved_fixups_size],eax |
||
1601 | ret |
||
1602 | make_fixups: |
||
1603 | push esi |
||
370 | heavyiron | 1604 | xor ecx,ecx |
2287 | heavyiron | 1605 | xchg ecx,[number_of_relocations] |
1606 | mov esi,[free_additional_memory] |
||
370 | heavyiron | 1607 | lea eax,[ecx*5] |
1608 | sub esi,eax |
||
1609 | mov [free_additional_memory],esi |
||
1610 | mov edx,[last_fixup_base] |
||
2287 | heavyiron | 1611 | mov ebp,edi |
370 | heavyiron | 1612 | jecxz fixups_done |
2287 | heavyiron | 1613 | make_fixup: |
1614 | cmp [esi],edx |
||
370 | heavyiron | 1615 | jb store_fixup |
1616 | mov eax,edi |
||
1617 | sub eax,ebp |
||
1618 | test eax,11b |
||
1619 | jz fixups_block |
||
1620 | xor ax,ax |
||
1621 | stos word [edi] |
||
1622 | add dword [ebx],2 |
||
1623 | fixups_block: |
||
1624 | mov eax,edx |
||
1625 | add edx,1000h |
||
1626 | cmp [esi],edx |
||
1627 | jae fixups_block |
||
1628 | stos dword [edi] |
||
1629 | mov ebx,edi |
||
1630 | mov eax,8 |
||
1631 | stos dword [edi] |
||
1632 | store_fixup: |
||
1633 | add dword [ebx],2 |
||
1634 | mov ah,[esi+1] |
||
607 | heavyiron | 1635 | and ah,0Fh |
1636 | mov al,[esi+4] |
||
1637 | shl al,4 |
||
1638 | or ah,al |
||
1639 | mov al,[esi] |
||
1640 | stos word [edi] |
||
370 | heavyiron | 1641 | add esi,5 |
1642 | loop make_fixup |
||
2287 | heavyiron | 1643 | fixups_done: |
370 | heavyiron | 1644 | mov [last_fixup_base],edx |
2287 | heavyiron | 1645 | pop esi |
370 | heavyiron | 1646 | mov eax,edi |
2287 | heavyiron | 1647 | sub eax,ebp |
1648 | ret |
||
370 | heavyiron | 1649 | make_pe_resource: |
31 | halyavin | 1650 | cmp byte [esi],82h |
157 | heavyiron | 1651 | jne resource_done |
1652 | inc esi |
||
1653 | lods word [esi] |
||
1654 | cmp ax,'(' |
||
1655 | jne invalid_argument |
||
1656 | lods dword [esi] |
||
1657 | mov edx,esi |
||
1658 | lea esi,[esi+eax+1] |
||
1659 | cmp [next_pass_needed],0 |
||
1660 | je resource_from_file |
||
1661 | cmp [current_pass],0 |
||
1662 | jne reserve_space_for_resource |
||
1663 | and [resource_size],0 |
||
2665 | dunkaist | 1664 | reserve_space_for_resource: |
31 | halyavin | 1665 | add edi,[resource_size] |
157 | heavyiron | 1666 | cmp edi,[display_buffer] |
1667 | ja out_of_memory |
||
1668 | jmp resource_done |
||
1669 | resource_from_file: |
||
31 | halyavin | 1670 | push esi |
157 | heavyiron | 1671 | mov esi,edx |
1672 | call open_binary_file |
||
1673 | push ebx |
||
1674 | mov esi,[free_additional_memory] |
||
1675 | lea eax,[esi+20h] |
||
1676 | cmp eax,[structures_buffer] |
||
1677 | ja out_of_memory |
||
1678 | mov edx,esi |
||
1679 | mov ecx,20h |
||
1680 | call read |
||
1681 | jc invalid_file_format |
||
1682 | xor eax,eax |
||
1683 | cmp [esi],eax |
||
1684 | jne invalid_file_format |
||
1685 | mov ax,0FFFFh |
||
1686 | cmp [esi+8],eax |
||
1687 | jne invalid_file_format |
||
1688 | cmp [esi+12],eax |
||
1689 | jne invalid_file_format |
||
1690 | mov eax,20h |
||
1691 | cmp [esi+4],eax |
||
1692 | jne invalid_file_format |
||
1693 | read_resource_headers: |
||
31 | halyavin | 1694 | test eax,11b |
157 | heavyiron | 1695 | jz resource_file_alignment_ok |
1696 | mov edx,4 |
||
1697 | and eax,11b |
||
1698 | sub edx,eax |
||
1699 | mov al,1 |
||
1700 | call lseek |
||
1701 | resource_file_alignment_ok: |
||
31 | halyavin | 1702 | mov [esi],eax |
157 | heavyiron | 1703 | lea edx,[esi+12] |
1704 | mov ecx,8 |
||
1705 | call read |
||
1706 | jc resource_headers_ok |
||
1707 | mov ecx,[esi+16] |
||
1708 | add [esi],ecx |
||
1709 | lea edx,[esi+20] |
||
1710 | sub ecx,8 |
||
1711 | mov [esi+16],ecx |
||
1712 | lea eax,[edx+ecx] |
||
1713 | cmp eax,[structures_buffer] |
||
1714 | ja out_of_memory |
||
1715 | call read |
||
1716 | jc invalid_file_format |
||
1717 | mov edx,[esi] |
||
1718 | add edx,[esi+12] |
||
1719 | mov eax,[esi+16] |
||
1720 | lea ecx,[esi+20] |
||
1721 | lea esi,[ecx+eax] |
||
1722 | add ecx,2 |
||
1723 | cmp word [ecx-2],0FFFFh |
||
1724 | je resource_header_type_ok |
||
1725 | check_resource_header_type: |
||
31 | halyavin | 1726 | cmp ecx,esi |
157 | heavyiron | 1727 | jae invalid_file_format |
1728 | cmp word [ecx],0 |
||
1729 | je resource_header_type_ok |
||
1730 | add ecx,2 |
||
1731 | jmp check_resource_header_type |
||
1732 | resource_header_type_ok: |
||
31 | halyavin | 1733 | add ecx,2 |
157 | heavyiron | 1734 | cmp word [ecx],0FFFFh |
1735 | je resource_header_name_ok |
||
1736 | check_resource_header_name: |
||
31 | halyavin | 1737 | cmp ecx,esi |
157 | heavyiron | 1738 | jae invalid_file_format |
1739 | cmp word [ecx],0 |
||
1740 | je resource_header_name_ok |
||
1741 | add ecx,2 |
||
1742 | jmp check_resource_header_name |
||
1743 | resource_header_name_ok: |
||
31 | halyavin | 1744 | xor al,al |
157 | heavyiron | 1745 | call lseek |
1746 | jmp read_resource_headers |
||
1747 | resource_headers_ok: |
||
31 | halyavin | 1748 | xor eax,eax |
157 | heavyiron | 1749 | mov [esi],eax |
1750 | mov [resource_data],edi |
||
1751 | lea eax,[edi+16] |
||
1752 | cmp eax,[display_buffer] |
||
1753 | jae out_of_memory |
||
1754 | xor eax,eax |
||
1755 | stos dword [edi] |
||
1756 | call make_timestamp |
||
1757 | stos dword [edi] |
||
1758 | xor eax,eax |
||
1759 | stos dword [edi] |
||
1760 | stos dword [edi] |
||
1761 | xor ebx,ebx |
||
1762 | make_type_name_directory: |
||
31 | halyavin | 1763 | mov esi,[free_additional_memory] |
157 | heavyiron | 1764 | xor edx,edx |
1765 | find_type_name: |
||
31 | halyavin | 1766 | cmp dword [esi],0 |
157 | heavyiron | 1767 | je type_name_ok |
1768 | add esi,20 |
||
1769 | cmp word [esi],0FFFFh |
||
1770 | je check_next_type_name |
||
1771 | or ebx,ebx |
||
1772 | jz check_this_type_name |
||
1773 | xor ecx,ecx |
||
1774 | compare_with_previous_type_name: |
||
31 | halyavin | 1775 | mov ax,[esi+ecx] |
157 | heavyiron | 1776 | cmp ax,[ebx+ecx] |
1777 | ja check_this_type_name |
||
1778 | jb check_next_type_name |
||
1779 | add ecx,2 |
||
1780 | mov ax,[esi+ecx] |
||
1781 | or ax,[ebx+ecx] |
||
1782 | jnz compare_with_previous_type_name |
||
1783 | jmp check_next_type_name |
||
1784 | check_this_type_name: |
||
31 | halyavin | 1785 | or edx,edx |
157 | heavyiron | 1786 | jz type_name_found |
1787 | xor ecx,ecx |
||
1788 | compare_with_current_type_name: |
||
31 | halyavin | 1789 | mov ax,[esi+ecx] |
157 | heavyiron | 1790 | cmp ax,[edx+ecx] |
1791 | ja check_next_type_name |
||
1792 | jb type_name_found |
||
1793 | add ecx,2 |
||
1794 | mov ax,[esi+ecx] |
||
1795 | or ax,[edx+ecx] |
||
1796 | jnz compare_with_current_type_name |
||
1797 | jmp same_type_name |
||
1798 | type_name_found: |
||
31 | halyavin | 1799 | mov edx,esi |
157 | heavyiron | 1800 | same_type_name: |
31 | halyavin | 1801 | mov [esi-16],edi |
157 | heavyiron | 1802 | check_next_type_name: |
31 | halyavin | 1803 | mov eax,[esi-4] |
157 | heavyiron | 1804 | add esi,eax |
1805 | jmp find_type_name |
||
1806 | type_name_ok: |
||
31 | halyavin | 1807 | or edx,edx |
157 | heavyiron | 1808 | jz type_name_directory_done |
1809 | mov ebx,edx |
||
1810 | make_type_name_entry: |
||
31 | halyavin | 1811 | mov eax,[resource_data] |
157 | heavyiron | 1812 | inc word [eax+12] |
1813 | lea eax,[edi+8] |
||
1814 | cmp eax,[display_buffer] |
||
1815 | jae out_of_memory |
||
1816 | mov eax,ebx |
||
1817 | stos dword [edi] |
||
1818 | xor eax,eax |
||
1819 | stos dword [edi] |
||
1820 | jmp make_type_name_directory |
||
1821 | type_name_directory_done: |
||
31 | halyavin | 1822 | mov ebx,-1 |
157 | heavyiron | 1823 | make_type_id_directory: |
31 | halyavin | 1824 | mov esi,[free_additional_memory] |
157 | heavyiron | 1825 | mov edx,10000h |
1826 | find_type_id: |
||
31 | halyavin | 1827 | cmp dword [esi],0 |
157 | heavyiron | 1828 | je type_id_ok |
1829 | add esi,20 |
||
1830 | cmp word [esi],0FFFFh |
||
1831 | jne check_next_type_id |
||
1832 | movzx eax,word [esi+2] |
||
1833 | cmp eax,ebx |
||
1834 | jle check_next_type_id |
||
1835 | cmp eax,edx |
||
1836 | jg check_next_type_id |
||
1837 | mov edx,eax |
||
1838 | mov [esi-16],edi |
||
1839 | check_next_type_id: |
||
31 | halyavin | 1840 | mov eax,[esi-4] |
157 | heavyiron | 1841 | add esi,eax |
1842 | jmp find_type_id |
||
1843 | type_id_ok: |
||
31 | halyavin | 1844 | cmp edx,10000h |
157 | heavyiron | 1845 | je type_id_directory_done |
1846 | mov ebx,edx |
||
1847 | make_type_id_entry: |
||
31 | halyavin | 1848 | mov eax,[resource_data] |
157 | heavyiron | 1849 | inc word [eax+14] |
1850 | lea eax,[edi+8] |
||
1851 | cmp eax,[display_buffer] |
||
1852 | jae out_of_memory |
||
1853 | mov eax,ebx |
||
1854 | stos dword [edi] |
||
1855 | xor eax,eax |
||
1856 | stos dword [edi] |
||
1857 | jmp make_type_id_directory |
||
1858 | type_id_directory_done: |
||
31 | halyavin | 1859 | mov esi,[resource_data] |
157 | heavyiron | 1860 | add esi,10h |
1861 | mov ecx,[esi-4] |
||
1862 | or cx,cx |
||
1863 | jz resource_directories_ok |
||
1864 | make_resource_directories: |
||
31 | halyavin | 1865 | push ecx |
157 | heavyiron | 1866 | push edi |
1867 | mov edx,edi |
||
1868 | sub edx,[resource_data] |
||
1869 | bts edx,31 |
||
1870 | mov [esi+4],edx |
||
1871 | lea eax,[edi+16] |
||
1872 | cmp eax,[display_buffer] |
||
1873 | jae out_of_memory |
||
1874 | xor eax,eax |
||
1875 | stos dword [edi] |
||
1876 | call make_timestamp |
||
1877 | stos dword [edi] |
||
1878 | xor eax,eax |
||
1879 | stos dword [edi] |
||
1880 | stos dword [edi] |
||
1881 | mov ebp,esi |
||
1882 | xor ebx,ebx |
||
1883 | make_resource_name_directory: |
||
31 | halyavin | 1884 | mov esi,[free_additional_memory] |
157 | heavyiron | 1885 | xor edx,edx |
1886 | find_resource_name: |
||
31 | halyavin | 1887 | cmp dword [esi],0 |
157 | heavyiron | 1888 | je resource_name_ok |
1889 | push esi |
||
1890 | cmp [esi+4],ebp |
||
1891 | jne check_next_resource_name |
||
1892 | add esi,20 |
||
1893 | call skip_resource_name |
||
1894 | cmp word [esi],0FFFFh |
||
1895 | je check_next_resource_name |
||
1896 | or ebx,ebx |
||
1897 | jz check_this_resource_name |
||
1898 | xor ecx,ecx |
||
1899 | compare_with_previous_resource_name: |
||
31 | halyavin | 1900 | mov ax,[esi+ecx] |
157 | heavyiron | 1901 | cmp ax,[ebx+ecx] |
1902 | ja check_this_resource_name |
||
1903 | jb check_next_resource_name |
||
1904 | add ecx,2 |
||
1905 | mov ax,[esi+ecx] |
||
1906 | or ax,[ebx+ecx] |
||
1907 | jnz compare_with_previous_resource_name |
||
1908 | jmp check_next_resource_name |
||
1909 | skip_resource_name: |
||
31 | halyavin | 1910 | cmp word [esi],0FFFFh |
157 | heavyiron | 1911 | jne skip_unicode_string |
1912 | add esi,4 |
||
1913 | ret |
||
1914 | skip_unicode_string: |
||
31 | halyavin | 1915 | add esi,2 |
157 | heavyiron | 1916 | cmp word [esi-2],0 |
1917 | jne skip_unicode_string |
||
1918 | ret |
||
1919 | check_this_resource_name: |
||
31 | halyavin | 1920 | or edx,edx |
157 | heavyiron | 1921 | jz resource_name_found |
1922 | xor ecx,ecx |
||
1923 | compare_with_current_resource_name: |
||
31 | halyavin | 1924 | mov ax,[esi+ecx] |
157 | heavyiron | 1925 | cmp ax,[edx+ecx] |
1926 | ja check_next_resource_name |
||
1927 | jb resource_name_found |
||
1928 | add ecx,2 |
||
1929 | mov ax,[esi+ecx] |
||
1930 | or ax,[edx+ecx] |
||
1931 | jnz compare_with_current_resource_name |
||
1932 | jmp same_resource_name |
||
1933 | resource_name_found: |
||
31 | halyavin | 1934 | mov edx,esi |
157 | heavyiron | 1935 | same_resource_name: |
31 | halyavin | 1936 | mov eax,[esp] |
157 | heavyiron | 1937 | mov [eax+8],edi |
1938 | check_next_resource_name: |
||
31 | halyavin | 1939 | pop esi |
157 | heavyiron | 1940 | mov eax,[esi+16] |
1941 | lea esi,[esi+20+eax] |
||
1942 | jmp find_resource_name |
||
1943 | resource_name_ok: |
||
31 | halyavin | 1944 | or edx,edx |
157 | heavyiron | 1945 | jz resource_name_directory_done |
1946 | mov ebx,edx |
||
1947 | make_resource_name_entry: |
||
31 | halyavin | 1948 | mov eax,[esp] |
157 | heavyiron | 1949 | inc word [eax+12] |
1950 | lea eax,[edi+8] |
||
1951 | cmp eax,[display_buffer] |
||
1952 | jae out_of_memory |
||
1953 | mov eax,ebx |
||
1954 | stos dword [edi] |
||
1955 | xor eax,eax |
||
1956 | stos dword [edi] |
||
1957 | jmp make_resource_name_directory |
||
1958 | resource_name_directory_done: |
||
31 | halyavin | 1959 | mov ebx,-1 |
157 | heavyiron | 1960 | make_resource_id_directory: |
31 | halyavin | 1961 | mov esi,[free_additional_memory] |
157 | heavyiron | 1962 | mov edx,10000h |
1963 | find_resource_id: |
||
31 | halyavin | 1964 | cmp dword [esi],0 |
157 | heavyiron | 1965 | je resource_id_ok |
1966 | push esi |
||
1967 | cmp [esi+4],ebp |
||
1968 | jne check_next_resource_id |
||
1969 | add esi,20 |
||
1970 | call skip_resource_name |
||
1971 | cmp word [esi],0FFFFh |
||
1972 | jne check_next_resource_id |
||
1973 | movzx eax,word [esi+2] |
||
1974 | cmp eax,ebx |
||
1975 | jle check_next_resource_id |
||
1976 | cmp eax,edx |
||
1977 | jg check_next_resource_id |
||
1978 | mov edx,eax |
||
1979 | mov eax,[esp] |
||
1980 | mov [eax+8],edi |
||
1981 | check_next_resource_id: |
||
31 | halyavin | 1982 | pop esi |
157 | heavyiron | 1983 | mov eax,[esi+16] |
1984 | lea esi,[esi+20+eax] |
||
1985 | jmp find_resource_id |
||
1986 | resource_id_ok: |
||
31 | halyavin | 1987 | cmp edx,10000h |
157 | heavyiron | 1988 | je resource_id_directory_done |
1989 | mov ebx,edx |
||
1990 | make_resource_id_entry: |
||
31 | halyavin | 1991 | mov eax,[esp] |
157 | heavyiron | 1992 | inc word [eax+14] |
1993 | lea eax,[edi+8] |
||
1994 | cmp eax,[display_buffer] |
||
1995 | jae out_of_memory |
||
1996 | mov eax,ebx |
||
1997 | stos dword [edi] |
||
1998 | xor eax,eax |
||
1999 | stos dword [edi] |
||
2000 | jmp make_resource_id_directory |
||
2001 | resource_id_directory_done: |
||
31 | halyavin | 2002 | pop eax |
157 | heavyiron | 2003 | mov esi,ebp |
2004 | pop ecx |
||
2005 | add esi,8 |
||
2006 | dec cx |
||
2007 | jnz make_resource_directories |
||
2008 | resource_directories_ok: |
||
31 | halyavin | 2009 | shr ecx,16 |
157 | heavyiron | 2010 | jnz make_resource_directories |
2011 | mov esi,[resource_data] |
||
2012 | add esi,10h |
||
2013 | movzx eax,word [esi-4] |
||
2014 | movzx edx,word [esi-2] |
||
2015 | add eax,edx |
||
2016 | lea esi,[esi+eax*8] |
||
2017 | push edi ; address of language directories |
||
2018 | update_resource_directories: |
||
31 | halyavin | 2019 | cmp esi,[esp] |
157 | heavyiron | 2020 | je resource_directories_updated |
2021 | add esi,10h |
||
2022 | mov ecx,[esi-4] |
||
2023 | or cx,cx |
||
2024 | jz language_directories_ok |
||
2025 | make_language_directories: |
||
31 | halyavin | 2026 | push ecx |
157 | heavyiron | 2027 | push edi |
2028 | mov edx,edi |
||
2029 | sub edx,[resource_data] |
||
2030 | bts edx,31 |
||
2031 | mov [esi+4],edx |
||
2032 | lea eax,[edi+16] |
||
2033 | cmp eax,[display_buffer] |
||
2034 | jae out_of_memory |
||
2035 | xor eax,eax |
||
2036 | stos dword [edi] |
||
2037 | call make_timestamp |
||
2038 | stos dword [edi] |
||
2039 | xor eax,eax |
||
2040 | stos dword [edi] |
||
2041 | stos dword [edi] |
||
2042 | mov ebp,esi |
||
2043 | mov ebx,-1 |
||
2044 | make_language_id_directory: |
||
31 | halyavin | 2045 | mov esi,[free_additional_memory] |
157 | heavyiron | 2046 | mov edx,10000h |
2047 | find_language_id: |
||
31 | halyavin | 2048 | cmp dword [esi],0 |
157 | heavyiron | 2049 | je language_id_ok |
2050 | push esi |
||
2051 | cmp [esi+8],ebp |
||
2052 | jne check_next_language_id |
||
2053 | add esi,20 |
||
2054 | mov eax,esi |
||
2055 | call skip_resource_name |
||
2056 | call skip_resource_name |
||
2057 | neg eax |
||
2058 | add eax,esi |
||
2059 | and eax,11b |
||
2060 | add esi,eax |
||
2061 | get_language_id: |
||
31 | halyavin | 2062 | movzx eax,word [esi+6] |
157 | heavyiron | 2063 | cmp eax,ebx |
2064 | jle check_next_language_id |
||
2065 | cmp eax,edx |
||
2066 | jge check_next_language_id |
||
2067 | mov edx,eax |
||
2068 | mov eax,[esp] |
||
2069 | mov dword [value],eax |
||
992 | heavyiron | 2070 | check_next_language_id: |
31 | halyavin | 2071 | pop esi |
157 | heavyiron | 2072 | mov eax,[esi+16] |
2073 | lea esi,[esi+20+eax] |
||
2074 | jmp find_language_id |
||
2075 | language_id_ok: |
||
31 | halyavin | 2076 | cmp edx,10000h |
157 | heavyiron | 2077 | je language_id_directory_done |
2078 | mov ebx,edx |
||
2079 | make_language_id_entry: |
||
31 | halyavin | 2080 | mov eax,[esp] |
157 | heavyiron | 2081 | inc word [eax+14] |
2082 | lea eax,[edi+8] |
||
2083 | cmp eax,[display_buffer] |
||
2084 | jae out_of_memory |
||
2085 | mov eax,ebx |
||
2086 | stos dword [edi] |
||
2087 | mov eax,dword [value] |
||
992 | heavyiron | 2088 | stos dword [edi] |
157 | heavyiron | 2089 | jmp make_language_id_directory |
2090 | language_id_directory_done: |
||
31 | halyavin | 2091 | pop eax |
157 | heavyiron | 2092 | mov esi,ebp |
2093 | pop ecx |
||
2094 | add esi,8 |
||
2095 | dec cx |
||
2096 | jnz make_language_directories |
||
2097 | language_directories_ok: |
||
31 | halyavin | 2098 | shr ecx,16 |
157 | heavyiron | 2099 | jnz make_language_directories |
2100 | jmp update_resource_directories |
||
2101 | resource_directories_updated: |
||
31 | halyavin | 2102 | mov esi,[resource_data] |
157 | heavyiron | 2103 | push edi |
2104 | make_name_strings: |
||
31 | halyavin | 2105 | add esi,10h |
157 | heavyiron | 2106 | movzx eax,word [esi-2] |
2107 | movzx ecx,word [esi-4] |
||
2108 | add eax,ecx |
||
2109 | lea eax,[esi+eax*8] |
||
2110 | push eax |
||
2111 | or ecx,ecx |
||
2112 | jz string_entries_processed |
||
2113 | process_string_entries: |
||
31 | halyavin | 2114 | push ecx |
157 | heavyiron | 2115 | mov edx,edi |
2116 | sub edx,[resource_data] |
||
2117 | bts edx,31 |
||
2118 | xchg [esi],edx |
||
2119 | mov ebx,edi |
||
2120 | xor ax,ax |
||
2121 | stos word [edi] |
||
2122 | copy_string_data: |
||
31 | halyavin | 2123 | lea eax,[edi+2] |
157 | heavyiron | 2124 | cmp eax,[display_buffer] |
2125 | jae out_of_memory |
||
2126 | mov ax,[edx] |
||
2127 | or ax,ax |
||
2128 | jz string_data_copied |
||
2129 | stos word [edi] |
||
2130 | inc word [ebx] |
||
2131 | add edx,2 |
||
2132 | jmp copy_string_data |
||
2133 | string_data_copied: |
||
31 | halyavin | 2134 | add esi,8 |
157 | heavyiron | 2135 | pop ecx |
2136 | loop process_string_entries |
||
2137 | string_entries_processed: |
||
31 | halyavin | 2138 | pop esi |
157 | heavyiron | 2139 | cmp esi,[esp] |
2140 | jb make_name_strings |
||
2141 | mov eax,edi |
||
2142 | sub eax,[resource_data] |
||
2143 | test al,11b |
||
2144 | jz resource_strings_alignment_ok |
||
2145 | xor ax,ax |
||
2146 | stos word [edi] |
||
2147 | resource_strings_alignment_ok: |
||
31 | halyavin | 2148 | pop edx |
157 | heavyiron | 2149 | pop ebx ; address of language directories |
2150 | mov ebp,edi |
||
2151 | update_language_directories: |
||
31 | halyavin | 2152 | add ebx,10h |
157 | heavyiron | 2153 | movzx eax,word [ebx-2] |
2154 | movzx ecx,word [ebx-4] |
||
2155 | add ecx,eax |
||
2156 | make_data_records: |
||
31 | halyavin | 2157 | push ecx |
157 | heavyiron | 2158 | mov esi,edi |
2159 | sub esi,[resource_data] |
||
2160 | xchg esi,[ebx+4] |
||
2161 | lea eax,[edi+16] |
||
2162 | cmp eax,[display_buffer] |
||
2163 | jae out_of_memory |
||
2164 | mov eax,esi |
||
2165 | stos dword [edi] |
||
2166 | mov eax,[esi+12] |
||
2167 | stos dword [edi] |
||
2168 | xor eax,eax |
||
2169 | stos dword [edi] |
||
2170 | stos dword [edi] |
||
2171 | pop ecx |
||
2172 | add ebx,8 |
||
2173 | loop make_data_records |
||
2174 | cmp ebx,edx |
||
2175 | jb update_language_directories |
||
2176 | pop ebx ; file handle |
||
2177 | mov esi,ebp |
||
2178 | mov ebp,edi |
||
2179 | update_data_records: |
||
31 | halyavin | 2180 | push ebp |
157 | heavyiron | 2181 | mov ecx,edi |
2182 | mov eax,[current_section] |
||
2183 | sub ecx,[eax+14h] |
||
2184 | add ecx,[eax+0Ch] |
||
2185 | xchg ecx,[esi] |
||
2186 | mov edx,[ecx] |
||
2187 | xor al,al |
||
2188 | call lseek |
||
2189 | mov edx,edi |
||
2190 | mov ecx,[esi+4] |
||
2191 | add edi,ecx |
||
2192 | cmp edi,[display_buffer] |
||
2193 | ja out_of_memory |
||
2194 | call read |
||
2195 | mov eax,edi |
||
2196 | sub eax,[resource_data] |
||
2197 | and eax,11b |
||
2198 | jz resource_data_alignment_ok |
||
2199 | mov ecx,4 |
||
2200 | sub ecx,eax |
||
2201 | xor al,al |
||
2202 | rep stos byte [edi] |
||
2203 | resource_data_alignment_ok: |
||
31 | halyavin | 2204 | pop ebp |
157 | heavyiron | 2205 | add esi,16 |
2206 | cmp esi,ebp |
||
2207 | jb update_data_records |
||
2208 | pop esi |
||
2209 | call close |
||
2210 | mov eax,edi |
||
2211 | sub eax,[resource_data] |
||
2212 | mov [resource_size],eax |
||
2213 | resource_done: |
||
31 | halyavin | 2214 | ret |
157 | heavyiron | 2215 | close_pe: |
31 | halyavin | 2216 | call close_pe_section |
157 | heavyiron | 2217 | mov edx,[code_start] |
2218 | mov [edx+50h],eax |
||
2219 | call make_timestamp |
||
2220 | mov edx,[code_start] |
||
2221 | mov [edx+8],eax |
||
2222 | mov eax,[number_of_sections] |
||
2223 | mov [edx+6],ax |
||
2224 | imul eax,28h |
||
2225 | movzx ecx,word [edx+14h] |
||
2226 | lea eax,[eax+18h+ecx] |
||
2227 | add eax,[stub_size] |
||
2228 | mov ecx,[edx+3Ch] |
||
2229 | dec ecx |
||
2230 | add eax,ecx |
||
2231 | not ecx |
||
2232 | and eax,ecx |
||
2233 | cmp eax,[edx+54h] |
||
2234 | je pe_sections_ok |
||
2235 | or [next_pass_needed],-1 |
||
2236 | pe_sections_ok: |
||
31 | halyavin | 2237 | xor ecx,ecx |
157 | heavyiron | 2238 | add edx,78h |
2239 | test [format_flags],4 |
||
2287 | heavyiron | 2240 | jz process_directories |
157 | heavyiron | 2241 | add edx,10h |
2242 | process_directories: |
||
31 | halyavin | 2243 | mov eax,[edx+ecx*8] |
157 | heavyiron | 2244 | or eax,eax |
2245 | jz directory_ok |
||
2246 | cmp dword [edx+ecx*8+4],-1 |
||
2247 | jne directory_ok |
||
2248 | section_data: |
||
31 | halyavin | 2249 | mov ebx,[edx+ecx*8] |
157 | heavyiron | 2250 | mov eax,[ebx+0Ch] |
2251 | mov [edx+ecx*8],eax ; directory rva |
||
2252 | mov eax,[ebx+8] |
||
2253 | mov [edx+ecx*8+4],eax ; directory size |
||
2254 | directory_ok: |
||
31 | halyavin | 2255 | inc cl |
157 | heavyiron | 2256 | cmp cl,10h |
2257 | jb process_directories |
||
2258 | cmp dword [edx+5*8],0 |
||
2287 | heavyiron | 2259 | jne finish_pe_relocations |
2260 | mov eax,[number_of_relocations] |
||
2261 | shl eax,2 |
||
2262 | sub [free_additional_memory],eax |
||
2263 | btr [resolver_flags],0 |
||
2264 | jnc pe_relocations_ok |
||
2265 | or [next_pass_needed],-1 |
||
2266 | jmp pe_relocations_ok |
||
2267 | finish_pe_relocations: |
||
2268 | push edi |
||
2269 | mov edi,[reserved_fixups] |
||
2270 | call make_fixups |
||
2271 | pop edi |
||
2272 | add [actual_fixups_size],eax |
||
2273 | cmp eax,[reserved_fixups_size] |
||
2274 | je pe_relocations_ok |
||
2275 | or [next_pass_needed],-1 |
||
2276 | pe_relocations_ok: |
||
2277 | mov ebx,[code_start] |
||
157 | heavyiron | 2278 | sub ebx,[stub_size] |
2279 | mov ecx,edi |
||
2280 | sub ecx,ebx |
||
2281 | mov ebp,ecx |
||
2282 | shr ecx,1 |
||
2283 | xor eax,eax |
||
2284 | cdq |
||
2285 | calculate_checksum: |
||
31 | halyavin | 2286 | mov dx,[ebx] |
157 | heavyiron | 2287 | add eax,edx |
2288 | mov dx,ax |
||
2289 | shr eax,16 |
||
2290 | add eax,edx |
||
2291 | add ebx,2 |
||
2292 | loop calculate_checksum |
||
2293 | add eax,ebp |
||
2294 | mov ebx,[code_start] |
||
2295 | mov [ebx+58h],eax |
||
2296 | ret |
||
2297 | |||
31 | halyavin | 2298 | |
2299 | mov eax,[additional_memory] |
||
157 | heavyiron | 2300 | mov [symbols_stream],eax |
2301 | mov ebx,eax |
||
2302 | add eax,20h |
||
2303 | cmp eax,[structures_buffer] |
||
2304 | jae out_of_memory |
||
2305 | mov [free_additional_memory],eax |
||
2306 | xor eax,eax |
||
2307 | mov [ebx],al |
||
2308 | mov [ebx+4],eax |
||
2309 | mov [ebx+8],edi |
||
2310 | mov al,4 |
||
2311 | mov [ebx+10h],eax |
||
2312 | mov al,60h |
||
2313 | bt [format_flags],0 |
||
2314 | jnc flat_section_flags_ok |
||
2315 | or eax,0E0000000h |
||
2316 | flat_section_flags_ok: |
||
31 | halyavin | 2317 | mov dword [ebx+14h],eax |
157 | heavyiron | 2318 | mov [current_section],ebx |
2319 | xor eax,eax |
||
1115 | heavyiron | 2320 | mov [number_of_sections],eax |
2321 | call setup_coff_section_org |
||
2665 | dunkaist | 2322 | mov [code_type],32 |
2323 | test [format_flags],8 |
||
2324 | jz format_defined |
||
2325 | mov [code_type],64 |
||
2326 | jmp format_defined |
||
2327 | setup_coff_section_org: |
||
2328 | xor eax,eax |
||
2329 | mov dword [org_origin],edi |
||
157 | heavyiron | 2330 | mov dword [org_origin+4],eax |
1115 | heavyiron | 2331 | mov [org_origin_sign],al |
2665 | dunkaist | 2332 | mov [org_registers],eax |
1115 | heavyiron | 2333 | mov [org_start],edi |
157 | heavyiron | 2334 | mov [org_symbol],ebx |
2335 | test [format_flags],8 |
||
2665 | dunkaist | 2336 | jnz coff_64bit_labels |
2337 | mov [labels_type],2 |
||
157 | heavyiron | 2338 | ret |
2665 | dunkaist | 2339 | coff_64bit_labels: |
2340 | mov [labels_type],4 |
||
157 | heavyiron | 2341 | ret |
2665 | dunkaist | 2342 | |
2343 | |||
31 | halyavin | 2344 | call close_coff_section |
157 | heavyiron | 2345 | mov ebx,[free_additional_memory] |
2346 | lea eax,[ebx+20h] |
||
2347 | cmp eax,[structures_buffer] |
||
2348 | jae out_of_memory |
||
2349 | mov [free_additional_memory],eax |
||
2350 | mov [current_section],ebx |
||
2351 | inc [number_of_sections] |
||
2352 | xor eax,eax |
||
2353 | mov [ebx],al |
||
2354 | mov [ebx+8],edi |
||
2355 | mov [ebx+10h],eax |
||
2356 | mov [ebx+14h],eax |
||
2357 | call setup_coff_section_org |
||
2665 | dunkaist | 2358 | lods word [esi] |
157 | heavyiron | 2359 | cmp ax,'(' |
2360 | jne invalid_argument |
||
2361 | mov [ebx+4],esi |
||
2362 | mov ecx,[esi] |
||
2363 | lea esi,[esi+4+ecx+1] |
||
2364 | cmp ecx,8 |
||
2365 | ja name_too_long |
||
2366 | coff_section_flags: |
||
31 | halyavin | 2367 | cmp byte [esi],8Ch |
2287 | heavyiron | 2368 | je coff_section_alignment |
157 | heavyiron | 2369 | cmp byte [esi],19h |
2370 | jne coff_section_settings_ok |
||
2371 | inc esi |
||
2372 | lods byte [esi] |
||
2373 | bt [format_flags],0 |
||
2374 | jc coff_section_flag_ok |
||
2375 | cmp al,7 |
||
2376 | ja invalid_argument |
||
2377 | coff_section_flag_ok: |
||
31 | halyavin | 2378 | mov cl,al |
157 | heavyiron | 2379 | mov eax,1 |
2380 | shl eax,cl |
||
2381 | test dword [ebx+14h],eax |
||
2382 | jnz setting_already_specified |
||
2383 | or dword [ebx+14h],eax |
||
2384 | jmp coff_section_flags |
||
2385 | coff_section_alignment: |
||
31 | halyavin | 2386 | bt [format_flags],0 |
157 | heavyiron | 2387 | jnc invalid_argument |
2388 | inc esi |
||
2389 | lods byte [esi] |
||
2390 | cmp al,'(' |
||
2391 | jne invalid_argument |
||
2392 | cmp byte [esi],'.' |
||
2393 | je invalid_value |
||
2394 | push ebx |
||
2395 | call get_count_value |
||
2287 | heavyiron | 2396 | pop ebx |
157 | heavyiron | 2397 | mov edx,eax |
2398 | dec edx |
||
2399 | test eax,edx |
||
2400 | jnz invalid_value |
||
2401 | or eax,eax |
||
2402 | jz invalid_value |
||
2403 | cmp eax,2000h |
||
2404 | ja invalid_value |
||
2405 | bsf edx,eax |
||
2406 | inc edx |
||
2407 | shl edx,20 |
||
2408 | or [ebx+14h],edx |
||
2409 | xchg [ebx+10h],eax |
||
2410 | or eax,eax |
||
2411 | jnz setting_already_specified |
||
2412 | jmp coff_section_flags |
||
2413 | coff_section_settings_ok: |
||
31 | halyavin | 2414 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2415 | jne instruction_assembled |
2416 | mov dword [ebx+10h],4 |
||
2417 | bt [format_flags],0 |
||
2418 | jnc instruction_assembled |
||
2419 | or dword [ebx+14h],300000h |
||
2420 | jmp instruction_assembled |
||
2421 | close_coff_section: |
||
31 | halyavin | 2422 | mov ebx,[current_section] |
157 | heavyiron | 2423 | mov eax,edi |
2424 | mov edx,[ebx+8] |
||
2425 | sub eax,edx |
||
2426 | mov [ebx+0Ch],eax |
||
2427 | xor eax,eax |
||
2428 | xchg [undefined_data_end],eax |
||
2429 | cmp eax,edi |
||
2430 | jne coff_section_ok |
||
2431 | cmp edx,[undefined_data_start] |
||
2432 | jne coff_section_ok |
||
2433 | mov edi,edx |
||
2434 | or byte [ebx+14h],80h |
||
2435 | coff_section_ok: |
||
31 | halyavin | 2436 | ret |
157 | heavyiron | 2437 | mark_coff_relocation: |
31 | halyavin | 2438 | cmp [value_type],3 |
157 | heavyiron | 2439 | je coff_relocation_relative |
2440 | push ebx eax |
||
2441 | test [format_flags],8 |
||
2442 | jnz coff_64bit_relocation |
||
2443 | mov al,6 |
||
2444 | cmp [value_type],5 |
||
992 | heavyiron | 2445 | jne coff_relocation |
2446 | inc al |
||
2447 | jmp coff_relocation |
||
157 | heavyiron | 2448 | coff_64bit_relocation: |
31 | halyavin | 2449 | mov al,1 |
157 | heavyiron | 2450 | cmp [value_type],4 |
2451 | je coff_relocation |
||
2452 | mov al,2 |
||
2453 | cmp [value_type],5 |
||
992 | heavyiron | 2454 | jne coff_relocation |
2455 | inc al |
||
2456 | jmp coff_relocation |
||
157 | heavyiron | 2457 | coff_relocation_relative: |
31 | halyavin | 2458 | push ebx |
157 | heavyiron | 2459 | bt [format_flags],0 |
2460 | jnc relative_ok |
||
2461 | mov ebx,[current_section] |
||
2462 | mov ebx,[ebx+8] |
||
2463 | sub ebx,edi |
||
2464 | sub eax,ebx |
||
2465 | add eax,4 |
||
2466 | relative_ok: |
||
31 | halyavin | 2467 | push eax |
157 | heavyiron | 2468 | mov al,20 |
2469 | test [format_flags],8 |
||
2470 | jnz relative_coff_64bit_relocation |
||
2471 | cmp [labels_type],2 |
||
2472 | jne invalid_use_of_symbol |
||
2473 | jmp coff_relocation |
||
2474 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2475 | mov al,4 |
157 | heavyiron | 2476 | cmp [labels_type],4 |
2477 | jne invalid_use_of_symbol |
||
2478 | coff_relocation: |
||
31 | halyavin | 2479 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2480 | add ebx,0Ch |
2481 | cmp ebx,[structures_buffer] |
||
2482 | jae out_of_memory |
||
2483 | mov [free_additional_memory],ebx |
||
2484 | mov byte [ebx-0Ch],al |
||
2485 | mov eax,[current_section] |
||
2486 | mov eax,[eax+8] |
||
2487 | neg eax |
||
2488 | add eax,edi |
||
2489 | mov [ebx-0Ch+4],eax |
||
2490 | mov eax,[symbol_identifier] |
||
2491 | mov [ebx-0Ch+8],eax |
||
2492 | pop eax ebx |
||
2493 | ret |
||
2494 | close_coff: |
||
31 | halyavin | 2495 | call close_coff_section |
157 | heavyiron | 2496 | cmp [next_pass_needed],0 |
2497 | je coff_closed |
||
2498 | mov eax,[symbols_stream] |
||
2499 | mov [free_additional_memory],eax |
||
2500 | coff_closed: |
||
31 | halyavin | 2501 | ret |
157 | heavyiron | 2502 | coff_formatter: |
31 | halyavin | 2503 | sub edi,[code_start] |
157 | heavyiron | 2504 | mov [code_size],edi |
2505 | call prepare_default_section |
||
2506 | mov edi,[free_additional_memory] |
||
2507 | mov ebx,edi |
||
2508 | mov ecx,28h shr 2 |
||
2509 | imul ecx,[number_of_sections] |
||
2510 | add ecx,14h shr 2 |
||
2511 | lea eax,[edi+ecx*4] |
||
2512 | cmp eax,[structures_buffer] |
||
2513 | jae out_of_memory |
||
2514 | xor eax,eax |
||
2515 | rep stos dword [edi] |
||
2516 | mov word [ebx],14Ch |
||
2517 | test [format_flags],8 |
||
2518 | jz coff_magic_ok |
||
2519 | mov word [ebx],8664h |
||
2520 | coff_magic_ok: |
||
31 | halyavin | 2521 | mov word [ebx+12h],104h |
157 | heavyiron | 2522 | bt [format_flags],0 |
2523 | jnc coff_flags_ok |
||
2524 | or byte [ebx+12h],80h |
||
2525 | coff_flags_ok: |
||
31 | halyavin | 2526 | push ebx |
157 | heavyiron | 2527 | call make_timestamp |
2528 | pop ebx |
||
2529 | mov [ebx+4],eax |
||
2530 | mov eax,[number_of_sections] |
||
2531 | mov [ebx+2],ax |
||
2532 | mov esi,[symbols_stream] |
||
2533 | xor eax,eax |
||
2534 | xor ecx,ecx |
||
2535 | enumerate_symbols: |
||
31 | halyavin | 2536 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2537 | je symbols_enumerated |
2538 | mov dl,[esi] |
||
2539 | or dl,dl |
||
2540 | jz enumerate_section |
||
2541 | cmp dl,0C0h |
||
624 | heavyiron | 2542 | jae enumerate_public |
2543 | cmp dl,80h |
||
157 | heavyiron | 2544 | jae enumerate_extrn |
624 | heavyiron | 2545 | add esi,0Ch |
157 | heavyiron | 2546 | jmp enumerate_symbols |
2547 | enumerate_section: |
||
31 | halyavin | 2548 | mov edx,eax |
157 | heavyiron | 2549 | shl edx,8 |
2550 | mov [esi],edx |
||
2551 | inc eax |
||
2552 | inc ecx |
||
2553 | mov [esi+1Eh],cx |
||
2554 | add esi,20h |
||
2555 | jmp enumerate_symbols |
||
2556 | enumerate_public: |
||
31 | halyavin | 2557 | mov edx,eax |
157 | heavyiron | 2558 | shl edx,8 |
2559 | mov dl,[esi] |
||
624 | heavyiron | 2560 | mov [esi],edx |
157 | heavyiron | 2561 | mov edx,[esi+8] |
2562 | add esi,10h |
||
2563 | inc eax |
||
2564 | cmp byte [edx+11],0 |
||
2665 | dunkaist | 2565 | je enumerate_symbols |
2566 | mov edx,[edx+20] |
||
157 | heavyiron | 2567 | cmp byte [edx],0C0h |
624 | heavyiron | 2568 | jae enumerate_symbols |
2569 | cmp byte [edx],80h |
||
2570 | jb enumerate_symbols |
||
2571 | inc eax |
||
157 | heavyiron | 2572 | jmp enumerate_symbols |
2573 | enumerate_extrn: |
||
31 | halyavin | 2574 | mov edx,eax |
157 | heavyiron | 2575 | shl edx,8 |
2576 | mov dl,[esi] |
||
624 | heavyiron | 2577 | mov [esi],edx |
157 | heavyiron | 2578 | add esi,0Ch |
2579 | inc eax |
||
2580 | jmp enumerate_symbols |
||
2581 | prepare_default_section: |
||
31 | halyavin | 2582 | mov ebx,[symbols_stream] |
157 | heavyiron | 2583 | cmp dword [ebx+0Ch],0 |
2584 | jne default_section_ok |
||
2585 | cmp [number_of_sections],0 |
||
2586 | je default_section_ok |
||
2587 | mov edx,ebx |
||
2588 | find_references_to_default_section: |
||
31 | halyavin | 2589 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2590 | jne check_reference |
2591 | add [symbols_stream],20h |
||
2592 | ret |
||
2593 | check_reference: |
||
31 | halyavin | 2594 | mov al,[ebx] |
157 | heavyiron | 2595 | or al,al |
2596 | jz skip_other_section |
||
2597 | cmp al,0C0h |
||
624 | heavyiron | 2598 | jae check_public_reference |
2599 | cmp al,80h |
||
157 | heavyiron | 2600 | jae next_reference |
624 | heavyiron | 2601 | cmp edx,[ebx+8] |
157 | heavyiron | 2602 | je default_section_ok |
2603 | next_reference: |
||
31 | halyavin | 2604 | add ebx,0Ch |
157 | heavyiron | 2605 | jmp find_references_to_default_section |
2606 | check_public_reference: |
||
31 | halyavin | 2607 | mov eax,[ebx+8] |
157 | heavyiron | 2608 | add ebx,10h |
2609 | test byte [eax+8],1 |
||
2610 | jz find_references_to_default_section |
||
2611 | mov cx,[current_pass] |
||
2612 | cmp cx,[eax+16] |
||
2613 | jne find_references_to_default_section |
||
2614 | cmp edx,[eax+20] |
||
2615 | je default_section_ok |
||
2616 | jmp find_references_to_default_section |
||
2617 | skip_other_section: |
||
31 | halyavin | 2618 | add ebx,20h |
157 | heavyiron | 2619 | jmp find_references_to_default_section |
2620 | default_section_ok: |
||
31 | halyavin | 2621 | inc [number_of_sections] |
157 | heavyiron | 2622 | ret |
2623 | symbols_enumerated: |
||
31 | halyavin | 2624 | mov [ebx+0Ch],eax |
157 | heavyiron | 2625 | mov ebp,edi |
2626 | sub ebp,ebx |
||
2627 | push ebp |
||
2628 | lea edi,[ebx+14h] |
||
2629 | mov esi,[symbols_stream] |
||
2630 | find_section: |
||
31 | halyavin | 2631 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2632 | je sections_finished |
2633 | mov al,[esi] |
||
2634 | or al,al |
||
2635 | jz section_found |
||
2636 | add esi,0Ch |
||
2637 | cmp al,0C0h |
||
624 | heavyiron | 2638 | jb find_section |
2639 | add esi,4 |
||
157 | heavyiron | 2640 | jmp find_section |
2641 | section_found: |
||
31 | halyavin | 2642 | push esi edi |
157 | heavyiron | 2643 | mov esi,[esi+4] |
2644 | or esi,esi |
||
2645 | jz default_section |
||
2646 | mov ecx,[esi] |
||
2647 | add esi,4 |
||
2648 | rep movs byte [edi],[esi] |
||
2649 | jmp section_name_ok |
||
2650 | default_section: |
||
31 | halyavin | 2651 | mov al,'.' |
157 | heavyiron | 2652 | stos byte [edi] |
2653 | mov eax,'flat' |
||
2654 | stos dword [edi] |
||
2655 | section_name_ok: |
||
31 | halyavin | 2656 | pop edi esi |
157 | heavyiron | 2657 | mov eax,[esi+0Ch] |
2658 | mov [edi+10h],eax |
||
2659 | mov eax,[esi+14h] |
||
2660 | mov [edi+24h],eax |
||
2661 | test al,80h |
||
2662 | jnz section_ptr_ok |
||
2663 | mov eax,[esi+8] |
||
2664 | sub eax,[code_start] |
||
2665 | add eax,ebp |
||
2666 | mov [edi+14h],eax |
||
2667 | section_ptr_ok: |
||
31 | halyavin | 2668 | mov ebx,[code_start] |
157 | heavyiron | 2669 | mov edx,[code_size] |
2670 | add ebx,edx |
||
2671 | add edx,ebp |
||
2672 | xor ecx,ecx |
||
2673 | add esi,20h |
||
2674 | find_relocations: |
||
31 | halyavin | 2675 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2676 | je section_relocations_done |
2677 | mov al,[esi] |
||
2678 | or al,al |
||
2679 | jz section_relocations_done |
||
2680 | cmp al,80h |
||
2681 | jb add_relocation |
||
2682 | cmp al,0C0h |
||
624 | heavyiron | 2683 | jb next_relocation |
2684 | add esi,10h |
||
157 | heavyiron | 2685 | jmp find_relocations |
2686 | add_relocation: |
||
31 | halyavin | 2687 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2688 | cmp eax,[display_buffer] |
2689 | ja out_of_memory |
||
2690 | mov eax,[esi+4] |
||
2691 | mov [ebx],eax |
||
2692 | mov eax,[esi+8] |
||
2693 | mov eax,[eax] |
||
2694 | shr eax,8 |
||
2695 | mov [ebx+4],eax |
||
2696 | movzx ax,byte [esi] |
||
2697 | mov [ebx+8],ax |
||
2698 | add ebx,0Ah |
||
2699 | inc ecx |
||
2700 | next_relocation: |
||
31 | halyavin | 2701 | add esi,0Ch |
157 | heavyiron | 2702 | jmp find_relocations |
2703 | section_relocations_done: |
||
31 | halyavin | 2704 | cmp ecx,10000h |
157 | heavyiron | 2705 | jb section_relocations_count_16bit |
2706 | bt [format_flags],0 |
||
2707 | jnc format_limitations_exceeded |
||
2708 | mov word [edi+20h],0FFFFh |
||
2709 | or dword [edi+24h],1000000h |
||
2710 | mov [edi+18h],edx |
||
2711 | push esi edi |
||
2712 | push ecx |
||
2713 | lea esi,[ebx-1] |
||
2714 | add ebx,0Ah |
||
2715 | lea edi,[ebx-1] |
||
2716 | imul ecx,0Ah |
||
2717 | std |
||
2718 | rep movs byte [edi],[esi] |
||
2719 | cld |
||
2720 | pop ecx |
||
2721 | inc esi |
||
2722 | inc ecx |
||
2723 | mov [esi],ecx |
||
2724 | xor eax,eax |
||
2725 | mov [esi+4],eax |
||
2726 | mov [esi+8],ax |
||
2727 | pop edi esi |
||
2728 | jmp section_relocations_ok |
||
2729 | section_relocations_count_16bit: |
||
31 | halyavin | 2730 | mov [edi+20h],cx |
157 | heavyiron | 2731 | jcxz section_relocations_ok |
2732 | mov [edi+18h],edx |
||
2733 | section_relocations_ok: |
||
31 | halyavin | 2734 | sub ebx,[code_start] |
157 | heavyiron | 2735 | mov [code_size],ebx |
2736 | add edi,28h |
||
2737 | jmp find_section |
||
2738 | sections_finished: |
||
31 | halyavin | 2739 | mov edx,[free_additional_memory] |
157 | heavyiron | 2740 | mov ebx,[code_size] |
2741 | add ebp,ebx |
||
2742 | mov [edx+8],ebp |
||
2743 | add ebx,[code_start] |
||
2744 | mov edi,ebx |
||
2745 | mov ecx,[edx+0Ch] |
||
2746 | imul ecx,12h shr 1 |
||
2747 | xor eax,eax |
||
2748 | shr ecx,1 |
||
2749 | jnc zero_symbols_table |
||
2750 | stos word [edi] |
||
2751 | zero_symbols_table: |
||
31 | halyavin | 2752 | rep stos dword [edi] |
157 | heavyiron | 2753 | mov edx,edi |
2754 | stos dword [edi] |
||
2755 | mov esi,[symbols_stream] |
||
2756 | make_symbols_table: |
||
109 | heavyiron | 2757 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2758 | je symbols_table_ok |
2759 | mov al,[esi] |
||
2760 | cmp al,0C0h |
||
624 | heavyiron | 2761 | jae add_public_symbol |
2762 | cmp al,80h |
||
157 | heavyiron | 2763 | jae add_extrn_symbol |
624 | heavyiron | 2764 | or al,al |
157 | heavyiron | 2765 | jz add_section_symbol |
2766 | add esi,0Ch |
||
2767 | jmp make_symbols_table |
||
2768 | add_section_symbol: |
||
31 | halyavin | 2769 | call store_symbol_name |
157 | heavyiron | 2770 | movzx eax,word [esi+1Eh] |
2771 | mov [ebx+0Ch],ax |
||
2772 | mov byte [ebx+10h],3 |
||
2773 | add esi,20h |
||
2774 | add ebx,12h |
||
2775 | jmp make_symbols_table |
||
2776 | add_extrn_symbol: |
||
31 | halyavin | 2777 | call store_symbol_name |
157 | heavyiron | 2778 | mov byte [ebx+10h],2 |
2779 | add esi,0Ch |
||
2780 | add ebx,12h |
||
2781 | jmp make_symbols_table |
||
2782 | add_public_symbol: |
||
31 | halyavin | 2783 | call store_symbol_name |
157 | heavyiron | 2784 | mov eax,[esi+0Ch] |
2785 | mov [current_line],eax |
||
2786 | mov eax,[esi+8] |
||
2787 | test byte [eax+8],1 |
||
2788 | jz undefined_coff_public |
||
692 | heavyiron | 2789 | mov cx,[current_pass] |
157 | heavyiron | 2790 | cmp cx,[eax+16] |
2791 | jne undefined_coff_public |
||
692 | heavyiron | 2792 | mov cl,[eax+11] |
157 | heavyiron | 2793 | or cl,cl |
2794 | jz public_constant |
||
2795 | test [format_flags],8 |
||
2796 | jnz check_64bit_public_symbol |
||
2797 | cmp cl,2 |
||
2798 | je public_symbol_type_ok |
||
2799 | jmp invalid_use_of_symbol |
||
2800 | undefined_coff_public: |
||
692 | heavyiron | 2801 | mov [error_info],eax |
2802 | jmp undefined_symbol |
||
2803 | check_64bit_public_symbol: |
||
31 | halyavin | 2804 | cmp cl,4 |
157 | heavyiron | 2805 | jne invalid_use_of_symbol |
2806 | public_symbol_type_ok: |
||
31 | halyavin | 2807 | mov ecx,[eax+20] |
157 | heavyiron | 2808 | cmp byte [ecx],80h |
624 | heavyiron | 2809 | je alias_symbol |
157 | heavyiron | 2810 | cmp byte [ecx],0 |
2811 | jne invalid_use_of_symbol |
||
2812 | mov cx,[ecx+1Eh] |
||
2813 | mov [ebx+0Ch],cx |
||
2814 | public_symbol_section_ok: |
||
31 | halyavin | 2815 | movzx ecx,byte [eax+9] |
2665 | dunkaist | 2816 | shr cl,1 |
2817 | and cl,1 |
||
2818 | neg ecx |
||
2819 | cmp ecx,[eax+4] |
||
2820 | jne value_out_of_range |
||
157 | heavyiron | 2821 | xor ecx,[eax] |
2665 | dunkaist | 2822 | js value_out_of_range |
2823 | mov eax,[eax] |
||
157 | heavyiron | 2824 | mov [ebx+8],eax |
2825 | mov al,2 |
||
624 | heavyiron | 2826 | cmp byte [esi],0C0h |
2827 | je store_symbol_class |
||
2828 | inc al |
||
2829 | cmp byte [esi],0C1h |
||
2830 | je store_symbol_class |
||
2831 | mov al,105 |
||
2832 | store_symbol_class: |
||
2833 | mov byte [ebx+10h],al |
||
2834 | add esi,10h |
||
157 | heavyiron | 2835 | add ebx,12h |
2836 | jmp make_symbols_table |
||
2837 | alias_symbol: |
||
31 | halyavin | 2838 | bt [format_flags],0 |
157 | heavyiron | 2839 | jnc invalid_use_of_symbol |
2840 | mov ecx,[eax] |
||
2841 | or ecx,[eax+4] |
||
2842 | jnz invalid_use_of_symbol |
||
2843 | mov byte [ebx+10h],69h |
||
2844 | mov byte [ebx+11h],1 |
||
2845 | add ebx,12h |
||
2846 | mov ecx,[eax+20] |
||
2847 | mov ecx,[ecx] |
||
2848 | shr ecx,8 |
||
2849 | mov [ebx],ecx |
||
2850 | mov byte [ebx+4],3 |
||
2851 | add esi,10h |
||
2852 | add ebx,12h |
||
2853 | jmp make_symbols_table |
||
2854 | public_constant: |
||
31 | halyavin | 2855 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2856 | jmp public_symbol_section_ok |
2857 | symbols_table_ok: |
||
31 | halyavin | 2858 | mov eax,edi |
157 | heavyiron | 2859 | sub eax,edx |
2860 | mov [edx],eax |
||
2861 | sub edi,[code_start] |
||
2862 | mov [code_size],edi |
||
2863 | and [written_size],0 |
||
2665 | dunkaist | 2864 | mov edx,[output_file] |
157 | heavyiron | 2865 | call create |
2866 | jc write_failed |
||
2867 | mov edx,[free_additional_memory] |
||
2868 | pop ecx |
||
2869 | add [written_size],ecx |
||
2870 | call write |
||
2871 | jc write_failed |
||
2872 | jmp write_output |
||
2873 | store_symbol_name: |
||
31 | halyavin | 2874 | push esi |
157 | heavyiron | 2875 | mov esi,[esi+4] |
2876 | or esi,esi |
||
2877 | jz default_name |
||
2878 | lods dword [esi] |
||
2879 | mov ecx,eax |
||
2880 | cmp ecx,8 |
||
2881 | ja add_string |
||
2882 | push edi |
||
2883 | mov edi,ebx |
||
2884 | rep movs byte [edi],[esi] |
||
2885 | pop edi esi |
||
2886 | ret |
||
2887 | default_name: |
||
31 | halyavin | 2888 | mov dword [ebx],'.fla' |
157 | heavyiron | 2889 | mov dword [ebx+4],'t' |
2890 | pop esi |
||
2891 | ret |
||
2892 | add_string: |
||
31 | halyavin | 2893 | mov eax,edi |
157 | heavyiron | 2894 | sub eax,edx |
2895 | mov [ebx+4],eax |
||
2896 | inc ecx |
||
2897 | rep movs byte [edi],[esi] |
||
2898 | pop esi |
||
2899 | ret |
||
2900 | |||
31 | halyavin | 2901 | |
2902 | test [format_flags],8 |
||
157 | heavyiron | 2903 | jnz format_elf64 |
2904 | mov edx,edi |
||
2905 | mov ecx,34h shr 2 |
||
2906 | lea eax,[edi+ecx*4] |
||
2907 | cmp eax,[display_buffer] |
||
2908 | jae out_of_memory |
||
2909 | xor eax,eax |
||
2910 | rep stos dword [edi] |
||
2911 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2912 | mov al,1 |
||
2913 | mov [edx+4],al |
||
2914 | mov [edx+5],al |
||
2915 | mov [edx+6],al |
||
2916 | mov [edx+14h],al |
||
2917 | mov byte [edx+12h],3 |
||
2918 | mov byte [edx+28h],34h |
||
2919 | mov byte [edx+2Eh],28h |
||
2920 | mov [code_type],32 |
||
2921 | cmp word [esi],1D19h |
||
2922 | je format_elf_exe |
||
2923 | elf_header_ok: |
||
31 | halyavin | 2924 | mov byte [edx+10h],1 |
157 | heavyiron | 2925 | mov eax,[additional_memory] |
2926 | mov [symbols_stream],eax |
||
2927 | mov ebx,eax |
||
2928 | add eax,20h |
||
2929 | cmp eax,[structures_buffer] |
||
2930 | jae out_of_memory |
||
2931 | mov [free_additional_memory],eax |
||
2932 | xor eax,eax |
||
2933 | mov [current_section],ebx |
||
2934 | mov [number_of_sections],eax |
||
2935 | mov [ebx],al |
||
2936 | mov [ebx+4],eax |
||
2937 | mov [ebx+8],edi |
||
2938 | mov al,111b |
||
2939 | mov [ebx+14h],eax |
||
2940 | mov al,4 |
||
2941 | mov [ebx+10h],eax |
||
2942 | call setup_coff_section_org |
||
2665 | dunkaist | 2943 | test [format_flags],8 |
157 | heavyiron | 2944 | jz format_defined |
607 | heavyiron | 2945 | mov byte [ebx+10h],8 |
157 | heavyiron | 2946 | jmp format_defined |
607 | heavyiron | 2947 | format_elf64: |
31 | halyavin | 2948 | mov edx,edi |
157 | heavyiron | 2949 | mov ecx,40h shr 2 |
2950 | lea eax,[edi+ecx*4] |
||
2951 | cmp eax,[display_buffer] |
||
2952 | jae out_of_memory |
||
2953 | xor eax,eax |
||
2954 | rep stos dword [edi] |
||
2955 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2956 | mov al,1 |
||
2957 | mov [edx+5],al |
||
2958 | mov [edx+6],al |
||
2959 | mov [edx+14h],al |
||
2960 | mov byte [edx+4],2 |
||
2961 | mov byte [edx+12h],62 |
||
2962 | mov byte [edx+34h],40h |
||
2963 | mov byte [edx+3Ah],40h |
||
2964 | mov [code_type],64 |
||
2965 | cmp word [esi],1D19h |
||
2966 | jne elf_header_ok |
||
2665 | dunkaist | 2967 | jmp format_elf64_exe |
2968 | elf_section: |
||
31 | halyavin | 2969 | bt [format_flags],0 |
157 | heavyiron | 2970 | jc illegal_instruction |
2971 | call close_coff_section |
||
2972 | mov ebx,[free_additional_memory] |
||
2973 | lea eax,[ebx+20h] |
||
2974 | cmp eax,[structures_buffer] |
||
2975 | jae out_of_memory |
||
2976 | mov [free_additional_memory],eax |
||
2977 | mov [current_section],ebx |
||
2978 | inc word [number_of_sections] |
||
2979 | jz format_limitations_exceeded |
||
2980 | xor eax,eax |
||
2981 | mov [ebx],al |
||
2982 | mov [ebx+8],edi |
||
2983 | mov [ebx+10h],eax |
||
2984 | mov al,10b |
||
2985 | mov [ebx+14h],eax |
||
2986 | call setup_coff_section_org |
||
2665 | dunkaist | 2987 | lods word [esi] |
157 | heavyiron | 2988 | cmp ax,'(' |
2989 | jne invalid_argument |
||
2990 | mov [ebx+4],esi |
||
2991 | mov ecx,[esi] |
||
2992 | lea esi,[esi+4+ecx+1] |
||
2993 | elf_section_flags: |
||
31 | halyavin | 2994 | cmp byte [esi],8Ch |
2287 | heavyiron | 2995 | je elf_section_alignment |
157 | heavyiron | 2996 | cmp byte [esi],19h |
2997 | jne elf_section_settings_ok |
||
2998 | inc esi |
||
2999 | lods byte [esi] |
||
3000 | sub al,28 |
||
3001 | xor al,11b |
||
3002 | test al,not 10b |
||
3003 | jnz invalid_argument |
||
3004 | mov cl,al |
||
3005 | mov al,1 |
||
3006 | shl al,cl |
||
3007 | test byte [ebx+14h],al |
||
3008 | jnz setting_already_specified |
||
3009 | or byte [ebx+14h],al |
||
3010 | jmp elf_section_flags |
||
3011 | elf_section_alignment: |
||
31 | halyavin | 3012 | inc esi |
157 | heavyiron | 3013 | lods byte [esi] |
3014 | cmp al,'(' |
||
3015 | jne invalid_argument |
||
3016 | cmp byte [esi],'.' |
||
3017 | je invalid_value |
||
3018 | push ebx |
||
3019 | call get_count_value |
||
2287 | heavyiron | 3020 | pop ebx |
157 | heavyiron | 3021 | mov edx,eax |
3022 | dec edx |
||
3023 | test eax,edx |
||
3024 | jnz invalid_value |
||
3025 | or eax,eax |
||
3026 | jz invalid_value |
||
3027 | xchg [ebx+10h],eax |
||
3028 | or eax,eax |
||
3029 | jnz setting_already_specified |
||
3030 | jmp elf_section_flags |
||
3031 | elf_section_settings_ok: |
||
31 | halyavin | 3032 | cmp dword [ebx+10h],0 |
157 | heavyiron | 3033 | jne instruction_assembled |
3034 | mov dword [ebx+10h],4 |
||
3035 | test [format_flags],8 |
||
3036 | jz instruction_assembled |
||
3037 | mov byte [ebx+10h],8 |
||
3038 | jmp instruction_assembled |
||
3039 | mark_elf_relocation: |
||
31 | halyavin | 3040 | cmp [value_type],3 |
157 | heavyiron | 3041 | je elf_relocation_relative |
3042 | cmp [value_type],7 |
||
174 | heavyiron | 3043 | je elf_relocation_relative |
3044 | push ebx eax |
||
157 | heavyiron | 3045 | cmp [value_type],5 |
174 | heavyiron | 3046 | je elf_gotoff_relocation |
157 | heavyiron | 3047 | ja invalid_use_of_symbol |
174 | heavyiron | 3048 | mov al,1 ; R_386_32 / R_AMD64_64 |
3049 | test [format_flags],8 |
||
157 | heavyiron | 3050 | jz coff_relocation |
3051 | cmp [value_type],4 |
||
3052 | je coff_relocation |
||
3053 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 3054 | jmp coff_relocation |
157 | heavyiron | 3055 | elf_gotoff_relocation: |
109 | heavyiron | 3056 | test [format_flags],8 |
174 | heavyiron | 3057 | jnz invalid_use_of_symbol |
3058 | mov al,9 ; R_386_GOTOFF |
||
3059 | jmp coff_relocation |
||
157 | heavyiron | 3060 | elf_relocation_relative: |
31 | halyavin | 3061 | cmp [labels_type],0 |
157 | heavyiron | 3062 | je invalid_use_of_symbol |
3063 | push ebx |
||
3064 | mov ebx,[current_section] |
||
3065 | mov ebx,[ebx+8] |
||
3066 | sub ebx,edi |
||
3067 | sub eax,ebx |
||
3068 | push eax |
||
3069 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 3070 | cmp [value_type],3 |
3071 | je coff_relocation |
||
3072 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
3073 | jmp coff_relocation |
||
157 | heavyiron | 3074 | close_elf: |
31 | halyavin | 3075 | bt [format_flags],0 |
157 | heavyiron | 3076 | jc close_elf_exe |
3077 | call close_coff_section |
||
3078 | cmp [next_pass_needed],0 |
||
3079 | je elf_closed |
||
3080 | mov eax,[symbols_stream] |
||
3081 | mov [free_additional_memory],eax |
||
3082 | elf_closed: |
||
31 | halyavin | 3083 | ret |
157 | heavyiron | 3084 | elf_formatter: |
31 | halyavin | 3085 | push edi |
157 | heavyiron | 3086 | call prepare_default_section |
3087 | mov esi,[symbols_stream] |
||
3088 | mov edi,[free_additional_memory] |
||
3089 | xor eax,eax |
||
3090 | mov ecx,4 |
||
3091 | rep stos dword [edi] |
||
3092 | test [format_flags],8 |
||
3093 | jz find_first_section |
||
3094 | mov ecx,2 |
||
3095 | rep stos dword [edi] |
||
3096 | find_first_section: |
||
31 | halyavin | 3097 | mov al,[esi] |
157 | heavyiron | 3098 | or al,al |
3099 | jz first_section_found |
||
3100 | cmp al,0C0h |
||
624 | heavyiron | 3101 | jb skip_other_symbol |
3102 | add esi,4 |
||
157 | heavyiron | 3103 | skip_other_symbol: |
31 | halyavin | 3104 | add esi,0Ch |
157 | heavyiron | 3105 | jmp find_first_section |
3106 | first_section_found: |
||
31 | halyavin | 3107 | mov ebx,esi |
157 | heavyiron | 3108 | mov ebp,esi |
3109 | add esi,20h |
||
3110 | xor ecx,ecx |
||
3111 | xor edx,edx |
||
3112 | find_next_section: |
||
31 | halyavin | 3113 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3114 | je make_section_symbol |
3115 | mov al,[esi] |
||
3116 | or al,al |
||
3117 | jz make_section_symbol |
||
3118 | cmp al,0C0h |
||
624 | heavyiron | 3119 | jae skip_public |
3120 | cmp al,80h |
||
157 | heavyiron | 3121 | jae skip_extrn |
624 | heavyiron | 3122 | or byte [ebx+14h],40h |
157 | heavyiron | 3123 | skip_extrn: |
31 | halyavin | 3124 | add esi,0Ch |
157 | heavyiron | 3125 | jmp find_next_section |
3126 | skip_public: |
||
31 | halyavin | 3127 | add esi,10h |
157 | heavyiron | 3128 | jmp find_next_section |
3129 | make_section_symbol: |
||
31 | halyavin | 3130 | mov eax,edi |
157 | heavyiron | 3131 | xchg eax,[ebx+4] |
3132 | stos dword [edi] |
||
3133 | test [format_flags],8 |
||
3134 | jnz elf64_section_symbol |
||
3135 | xor eax,eax |
||
3136 | stos dword [edi] |
||
3137 | stos dword [edi] |
||
3138 | call store_section_index |
||
3139 | jmp section_symbol_ok |
||
3140 | store_section_index: |
||
31 | halyavin | 3141 | inc ecx |
157 | heavyiron | 3142 | mov eax,ecx |
3143 | shl eax,8 |
||
3144 | mov [ebx],eax |
||
3145 | inc dx |
||
3146 | jz format_limitations_exceeded |
||
3147 | mov eax,edx |
||
3148 | shl eax,16 |
||
3149 | mov al,3 |
||
3150 | test byte [ebx+14h],40h |
||
3151 | jz section_index_ok |
||
3152 | or ah,-1 |
||
3153 | inc dx |
||
3154 | jz format_limitations_exceeded |
||
3155 | section_index_ok: |
||
31 | halyavin | 3156 | stos dword [edi] |
157 | heavyiron | 3157 | ret |
3158 | elf64_section_symbol: |
||
31 | halyavin | 3159 | call store_section_index |
157 | heavyiron | 3160 | xor eax,eax |
3161 | stos dword [edi] |
||
3162 | stos dword [edi] |
||
3163 | stos dword [edi] |
||
3164 | stos dword [edi] |
||
3165 | section_symbol_ok: |
||
31 | halyavin | 3166 | mov ebx,esi |
157 | heavyiron | 3167 | add esi,20h |
3168 | cmp ebx,[free_additional_memory] |
||
3169 | jne find_next_section |
||
3170 | inc dx |
||
3171 | jz format_limitations_exceeded |
||
3172 | mov [current_section],edx |
||
3173 | mov esi,[symbols_stream] |
||
3174 | find_other_symbols: |
||
31 | halyavin | 3175 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3176 | je elf_symbol_table_ok |
3177 | mov al,[esi] |
||
3178 | or al,al |
||
3179 | jz skip_section |
||
3180 | cmp al,0C0h |
||
624 | heavyiron | 3181 | jae make_public_symbol |
3182 | cmp al,80h |
||
157 | heavyiron | 3183 | jae make_extrn_symbol |
624 | heavyiron | 3184 | add esi,0Ch |
157 | heavyiron | 3185 | jmp find_other_symbols |
3186 | skip_section: |
||
31 | halyavin | 3187 | add esi,20h |
157 | heavyiron | 3188 | jmp find_other_symbols |
3189 | make_public_symbol: |
||
31 | halyavin | 3190 | mov eax,[esi+0Ch] |
157 | heavyiron | 3191 | mov [current_line],eax |
3192 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3193 | jne invalid_argument |
3194 | mov ebx,[esi+8] |
||
157 | heavyiron | 3195 | test byte [ebx+8],1 |
3196 | jz undefined_public |
||
692 | heavyiron | 3197 | mov ax,[current_pass] |
157 | heavyiron | 3198 | cmp ax,[ebx+16] |
3199 | jne undefined_public |
||
692 | heavyiron | 3200 | mov dl,[ebx+11] |
157 | heavyiron | 3201 | or dl,dl |
3202 | jz public_absolute |
||
3203 | mov eax,[ebx+20] |
||
3204 | cmp byte [eax],0 |
||
3205 | jne invalid_use_of_symbol |
||
3206 | mov eax,[eax+4] |
||
3207 | test [format_flags],8 |
||
3208 | jnz elf64_public |
||
3209 | cmp dl,2 |
||
3210 | jne invalid_use_of_symbol |
||
3211 | mov dx,[eax+0Eh] |
||
3212 | jmp section_for_public_ok |
||
3213 | undefined_public: |
||
692 | heavyiron | 3214 | mov [error_info],ebx |
2665 | dunkaist | 3215 | jmp undefined_symbol |
692 | heavyiron | 3216 | elf64_public: |
31 | halyavin | 3217 | cmp dl,4 |
157 | heavyiron | 3218 | jne invalid_use_of_symbol |
3219 | mov dx,[eax+6] |
||
3220 | jmp section_for_public_ok |
||
3221 | public_absolute: |
||
31 | halyavin | 3222 | mov dx,0FFF1h |
157 | heavyiron | 3223 | section_for_public_ok: |
31 | halyavin | 3224 | mov eax,[esi+4] |
157 | heavyiron | 3225 | stos dword [edi] |
3226 | test [format_flags],8 |
||
3227 | jnz elf64_public_symbol |
||
3228 | movzx eax,byte [ebx+9] |
||
2665 | dunkaist | 3229 | shr al,1 |
3230 | and al,1 |
||
3231 | neg eax |
||
3232 | cmp eax,[ebx+4] |
||
3233 | jne value_out_of_range |
||
3234 | xor eax,[ebx] |
||
3235 | js value_out_of_range |
||
3236 | mov eax,[ebx] |
||
3237 | stos dword [edi] |
||
157 | heavyiron | 3238 | xor eax,eax |
3239 | mov al,[ebx+10] |
||
3240 | stos dword [edi] |
||
3241 | mov eax,edx |
||
3242 | shl eax,16 |
||
3243 | mov al,10h |
||
3244 | cmp byte [ebx+10],0 |
||
3245 | je elf_public_function |
||
3246 | or al,1 |
||
3247 | jmp store_elf_public_info |
||
3248 | elf_public_function: |
||
109 | heavyiron | 3249 | or al,2 |
157 | heavyiron | 3250 | store_elf_public_info: |
109 | heavyiron | 3251 | stos dword [edi] |
157 | heavyiron | 3252 | jmp public_symbol_ok |
3253 | elf64_public_symbol: |
||
31 | halyavin | 3254 | mov eax,edx |
157 | heavyiron | 3255 | shl eax,16 |
3256 | mov al,10h |
||
3257 | cmp byte [ebx+10],0 |
||
3258 | je elf64_public_function |
||
3259 | or al,1 |
||
3260 | jmp store_elf64_public_info |
||
3261 | elf64_public_function: |
||
109 | heavyiron | 3262 | or al,2 |
157 | heavyiron | 3263 | store_elf64_public_info: |
109 | heavyiron | 3264 | stos dword [edi] |
157 | heavyiron | 3265 | mov al,[ebx+9] |
2665 | dunkaist | 3266 | shl eax,31-1 |
3267 | xor eax,[ebx+4] |
||
3268 | js value_out_of_range |
||
3269 | mov eax,[ebx] |
||
3270 | stos dword [edi] |
||
157 | heavyiron | 3271 | mov eax,[ebx+4] |
2665 | dunkaist | 3272 | stos dword [edi] |
157 | heavyiron | 3273 | mov al,[ebx+10] |
3274 | stos dword [edi] |
||
3275 | xor al,al |
||
3276 | stos dword [edi] |
||
3277 | public_symbol_ok: |
||
31 | halyavin | 3278 | inc ecx |
157 | heavyiron | 3279 | mov eax,ecx |
3280 | shl eax,8 |
||
3281 | mov al,0C0h |
||
624 | heavyiron | 3282 | mov [esi],eax |
157 | heavyiron | 3283 | add esi,10h |
3284 | jmp find_other_symbols |
||
3285 | make_extrn_symbol: |
||
31 | halyavin | 3286 | mov eax,[esi+4] |
157 | heavyiron | 3287 | stos dword [edi] |
3288 | test [format_flags],8 |
||
3289 | jnz elf64_extrn_symbol |
||
3290 | xor eax,eax |
||
3291 | stos dword [edi] |
||
3292 | mov eax,[esi+8] |
||
3293 | stos dword [edi] |
||
3294 | mov eax,10h |
||
3295 | stos dword [edi] |
||
3296 | jmp extrn_symbol_ok |
||
3297 | elf64_extrn_symbol: |
||
31 | halyavin | 3298 | mov eax,10h |
157 | heavyiron | 3299 | stos dword [edi] |
3300 | xor al,al |
||
3301 | stos dword [edi] |
||
3302 | stos dword [edi] |
||
3303 | mov eax,[esi+8] |
||
3304 | stos dword [edi] |
||
3305 | xor eax,eax |
||
3306 | stos dword [edi] |
||
3307 | extrn_symbol_ok: |
||
31 | halyavin | 3308 | inc ecx |
157 | heavyiron | 3309 | mov eax,ecx |
3310 | shl eax,8 |
||
3311 | mov al,80h |
||
624 | heavyiron | 3312 | mov [esi],eax |
157 | heavyiron | 3313 | add esi,0Ch |
3314 | jmp find_other_symbols |
||
3315 | elf_symbol_table_ok: |
||
31 | halyavin | 3316 | mov edx,edi |
157 | heavyiron | 3317 | mov ebx,[free_additional_memory] |
3318 | xor al,al |
||
3319 | stos byte [edi] |
||
3320 | add edi,16 |
||
3321 | mov [edx+1],edx |
||
3322 | add ebx,10h |
||
3323 | test [format_flags],8 |
||
3324 | jz make_string_table |
||
3325 | add ebx,8 |
||
3326 | make_string_table: |
||
31 | halyavin | 3327 | cmp ebx,edx |
157 | heavyiron | 3328 | je elf_string_table_ok |
3329 | test [format_flags],8 |
||
3330 | jnz make_elf64_string |
||
3331 | cmp byte [ebx+0Dh],0 |
||
3332 | je rel_prefix_ok |
||
3333 | mov byte [ebx+0Dh],0 |
||
3334 | mov eax,'.rel' |
||
3335 | stos dword [edi] |
||
3336 | rel_prefix_ok: |
||
31 | halyavin | 3337 | mov esi,edi |
157 | heavyiron | 3338 | sub esi,edx |
3339 | xchg esi,[ebx] |
||
3340 | add ebx,10h |
||
3341 | make_elf_string: |
||
31 | halyavin | 3342 | or esi,esi |
157 | heavyiron | 3343 | jz default_string |
3344 | lods dword [esi] |
||
3345 | mov ecx,eax |
||
3346 | rep movs byte [edi],[esi] |
||
3347 | xor al,al |
||
3348 | stos byte [edi] |
||
3349 | jmp make_string_table |
||
3350 | make_elf64_string: |
||
31 | halyavin | 3351 | cmp byte [ebx+5],0 |
157 | heavyiron | 3352 | je elf64_rel_prefix_ok |
3353 | mov byte [ebx+5],0 |
||
3354 | mov eax,'.rel' |
||
3355 | stos dword [edi] |
||
3356 | mov al,'a' |
||
3357 | stos byte [edi] |
||
3358 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3359 | mov esi,edi |
157 | heavyiron | 3360 | sub esi,edx |
3361 | xchg esi,[ebx] |
||
3362 | add ebx,18h |
||
3363 | jmp make_elf_string |
||
3364 | default_string: |
||
31 | halyavin | 3365 | mov eax,'.fla' |
157 | heavyiron | 3366 | stos dword [edi] |
3367 | mov ax,'t' |
||
3368 | stos word [edi] |
||
3369 | jmp make_string_table |
||
3370 | elf_string_table_ok: |
||
31 | halyavin | 3371 | mov [edx+1+8],edi |
157 | heavyiron | 3372 | mov ebx,[code_start] |
3373 | mov eax,edi |
||
3374 | sub eax,[free_additional_memory] |
||
3375 | test [format_flags],8 |
||
3376 | jnz finish_elf64_header |
||
3377 | mov [ebx+20h],eax |
||
3378 | mov eax,[current_section] |
||
3379 | inc ax |
||
3380 | jz format_limitations_exceeded |
||
3381 | mov [ebx+32h],ax |
||
3382 | inc ax |
||
3383 | jz format_limitations_exceeded |
||
3384 | mov [ebx+30h],ax |
||
3385 | jmp elf_header_finished |
||
3386 | finish_elf64_header: |
||
31 | halyavin | 3387 | mov [ebx+28h],eax |
157 | heavyiron | 3388 | mov eax,[current_section] |
3389 | inc ax |
||
3390 | jz format_limitations_exceeded |
||
3391 | mov [ebx+3Eh],ax |
||
3392 | inc ax |
||
3393 | jz format_limitations_exceeded |
||
3394 | mov [ebx+3Ch],ax |
||
3395 | elf_header_finished: |
||
31 | halyavin | 3396 | xor eax,eax |
157 | heavyiron | 3397 | mov ecx,10 |
3398 | rep stos dword [edi] |
||
3399 | test [format_flags],8 |
||
3400 | jz elf_null_section_ok |
||
3401 | mov ecx,6 |
||
3402 | rep stos dword [edi] |
||
3403 | elf_null_section_ok: |
||
31 | halyavin | 3404 | mov esi,ebp |
157 | heavyiron | 3405 | xor ecx,ecx |
3406 | make_section_entry: |
||
31 | halyavin | 3407 | mov ebx,edi |
157 | heavyiron | 3408 | mov eax,[esi+4] |
3409 | mov eax,[eax] |
||
3410 | stos dword [edi] |
||
3411 | mov eax,1 |
||
3412 | cmp dword [esi+0Ch],0 |
||
3413 | je bss_section |
||
3414 | test byte [esi+14h],80h |
||
3415 | jz section_type_ok |
||
3416 | bss_section: |
||
31 | halyavin | 3417 | mov al,8 |
157 | heavyiron | 3418 | section_type_ok: |
31 | halyavin | 3419 | stos dword [edi] |
157 | heavyiron | 3420 | mov eax,[esi+14h] |
3421 | and al,3Fh |
||
3422 | call store_elf_machine_word |
||
3423 | xor eax,eax |
||
3424 | call store_elf_machine_word |
||
3425 | mov eax,[esi+8] |
||
3426 | mov [image_base],eax |
||
3427 | sub eax,[code_start] |
||
3428 | call store_elf_machine_word |
||
3429 | mov eax,[esi+0Ch] |
||
3430 | call store_elf_machine_word |
||
3431 | xor eax,eax |
||
3432 | stos dword [edi] |
||
3433 | stos dword [edi] |
||
3434 | mov eax,[esi+10h] |
||
3435 | call store_elf_machine_word |
||
3436 | xor eax,eax |
||
3437 | call store_elf_machine_word |
||
3438 | inc ecx |
||
3439 | add esi,20h |
||
3440 | xchg edi,[esp] |
||
3441 | mov ebp,edi |
||
3442 | convert_relocations: |
||
31 | halyavin | 3443 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3444 | je relocations_converted |
3445 | mov al,[esi] |
||
3446 | or al,al |
||
3447 | jz relocations_converted |
||
3448 | cmp al,80h |
||
3449 | jb make_relocation_entry |
||
3450 | cmp al,0C0h |
||
624 | heavyiron | 3451 | jb relocation_entry_ok |
3452 | add esi,10h |
||
157 | heavyiron | 3453 | jmp convert_relocations |
3454 | make_relocation_entry: |
||
31 | halyavin | 3455 | test [format_flags],8 |
157 | heavyiron | 3456 | jnz make_elf64_relocation_entry |
3457 | mov eax,[esi+4] |
||
3458 | stos dword [edi] |
||
3459 | mov eax,[esi+8] |
||
3460 | mov eax,[eax] |
||
3461 | mov al,[esi] |
||
3462 | stos dword [edi] |
||
3463 | jmp relocation_entry_ok |
||
3464 | make_elf64_relocation_entry: |
||
31 | halyavin | 3465 | mov eax,[esi+4] |
157 | heavyiron | 3466 | stos dword [edi] |
3467 | xor eax,eax |
||
3468 | stos dword [edi] |
||
3469 | movzx eax,byte [esi] |
||
3470 | stos dword [edi] |
||
3471 | mov eax,[esi+8] |
||
3472 | mov eax,[eax] |
||
3473 | shr eax,8 |
||
3474 | stos dword [edi] |
||
3475 | xor eax,eax |
||
3476 | stos dword [edi] |
||
3477 | stos dword [edi] |
||
3478 | relocation_entry_ok: |
||
31 | halyavin | 3479 | add esi,0Ch |
157 | heavyiron | 3480 | jmp convert_relocations |
3481 | store_elf_machine_word: |
||
31 | halyavin | 3482 | stos dword [edi] |
157 | heavyiron | 3483 | test [format_flags],8 |
3484 | jz elf_machine_word_ok |
||
3485 | and dword [edi],0 |
||
2665 | dunkaist | 3486 | add edi,4 |
157 | heavyiron | 3487 | elf_machine_word_ok: |
31 | halyavin | 3488 | ret |
157 | heavyiron | 3489 | relocations_converted: |
31 | halyavin | 3490 | cmp edi,ebp |
157 | heavyiron | 3491 | xchg edi,[esp] |
3492 | je rel_section_ok |
||
3493 | mov eax,[ebx] |
||
3494 | sub eax,4 |
||
3495 | test [format_flags],8 |
||
3496 | jz store_relocations_name_offset |
||
3497 | dec eax |
||
3498 | store_relocations_name_offset: |
||
31 | halyavin | 3499 | stos dword [edi] |
157 | heavyiron | 3500 | test [format_flags],8 |
3501 | jnz rela_section |
||
3502 | mov eax,9 |
||
3503 | jmp store_relocations_type |
||
3504 | rela_section: |
||
31 | halyavin | 3505 | mov eax,4 |
157 | heavyiron | 3506 | store_relocations_type: |
31 | halyavin | 3507 | stos dword [edi] |
157 | heavyiron | 3508 | xor al,al |
3509 | call store_elf_machine_word |
||
3510 | call store_elf_machine_word |
||
3511 | mov eax,ebp |
||
3512 | sub eax,[code_start] |
||
3513 | call store_elf_machine_word |
||
3514 | mov eax,[esp] |
||
3515 | sub eax,ebp |
||
3516 | call store_elf_machine_word |
||
3517 | mov eax,[current_section] |
||
3518 | stos dword [edi] |
||
3519 | mov eax,ecx |
||
3520 | stos dword [edi] |
||
3521 | inc ecx |
||
3522 | test [format_flags],8 |
||
3523 | jnz finish_elf64_rela_section |
||
3524 | mov eax,4 |
||
3525 | stos dword [edi] |
||
3526 | mov al,8 |
||
3527 | stos dword [edi] |
||
3528 | jmp rel_section_ok |
||
3529 | finish_elf64_rela_section: |
||
31 | halyavin | 3530 | mov eax,8 |
157 | heavyiron | 3531 | stos dword [edi] |
3532 | xor al,al |
||
3533 | stos dword [edi] |
||
3534 | mov al,24 |
||
3535 | stos dword [edi] |
||
3536 | xor al,al |
||
3537 | stos dword [edi] |
||
3538 | rel_section_ok: |
||
31 | halyavin | 3539 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3540 | jne make_section_entry |
3541 | pop eax |
||
3542 | mov ebx,[code_start] |
||
3543 | sub eax,ebx |
||
3544 | mov [code_size],eax |
||
3545 | mov ecx,20h |
||
3546 | test [format_flags],8 |
||
3547 | jz adjust_elf_section_headers_offset |
||
3548 | mov ecx,28h |
||
3549 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3550 | add [ebx+ecx],eax |
157 | heavyiron | 3551 | mov eax,1 |
3552 | stos dword [edi] |
||
3553 | mov al,2 |
||
3554 | stos dword [edi] |
||
3555 | xor al,al |
||
3556 | call store_elf_machine_word |
||
3557 | call store_elf_machine_word |
||
3558 | mov eax,[code_size] |
||
3559 | call store_elf_machine_word |
||
3560 | mov eax,[edx+1] |
||
3561 | sub eax,[free_additional_memory] |
||
3562 | call store_elf_machine_word |
||
3563 | mov eax,[current_section] |
||
3564 | inc eax |
||
3565 | stos dword [edi] |
||
3566 | mov eax,[number_of_sections] |
||
3567 | inc eax |
||
3568 | stos dword [edi] |
||
3569 | test [format_flags],8 |
||
3570 | jnz finish_elf64_sym_section |
||
3571 | mov eax,4 |
||
3572 | stos dword [edi] |
||
3573 | mov al,10h |
||
3574 | stos dword [edi] |
||
3575 | jmp sym_section_ok |
||
3576 | finish_elf64_sym_section: |
||
31 | halyavin | 3577 | mov eax,8 |
157 | heavyiron | 3578 | stos dword [edi] |
3579 | xor al,al |
||
3580 | stos dword [edi] |
||
3581 | mov al,18h |
||
3582 | stos dword [edi] |
||
3583 | xor al,al |
||
3584 | stos dword [edi] |
||
3585 | sym_section_ok: |
||
31 | halyavin | 3586 | mov al,1+8 |
157 | heavyiron | 3587 | stos dword [edi] |
3588 | mov al,3 |
||
3589 | stos dword [edi] |
||
3590 | xor al,al |
||
3591 | call store_elf_machine_word |
||
3592 | call store_elf_machine_word |
||
3593 | mov eax,[edx+1] |
||
3594 | sub eax,[free_additional_memory] |
||
3595 | add eax,[code_size] |
||
3596 | call store_elf_machine_word |
||
3597 | mov eax,[edx+1+8] |
||
3598 | sub eax,[edx+1] |
||
3599 | call store_elf_machine_word |
||
3600 | xor eax,eax |
||
3601 | stos dword [edi] |
||
3602 | stos dword [edi] |
||
3603 | mov al,1 |
||
3604 | call store_elf_machine_word |
||
3605 | xor eax,eax |
||
3606 | call store_elf_machine_word |
||
3607 | mov eax,'tab' |
||
3608 | mov dword [edx+1],'.sym' |
||
3609 | mov [edx+1+4],eax |
||
3610 | mov dword [edx+1+8],'.str' |
||
3611 | mov [edx+1+8+4],eax |
||
3612 | mov [resource_data],edx |
||
992 | heavyiron | 3613 | mov [written_size],0 |
157 | heavyiron | 3614 | mov edx,[output_file] |
3615 | call create |
||
3616 | jc write_failed |
||
3617 | call write_code |
||
3618 | mov ecx,edi |
||
3619 | mov edx,[free_additional_memory] |
||
3620 | sub ecx,edx |
||
3621 | add [written_size],ecx |
||
3622 | call write |
||
3623 | jc write_failed |
||
3624 | jmp output_written |
||
3625 | |||
31 | halyavin | 3626 | |
3627 | add esi,2 |
||
157 | heavyiron | 3628 | or [format_flags],1 |
3629 | cmp byte [esi],'(' |
||
1189 | heavyiron | 3630 | jne elf_exe_brand_ok |
3631 | inc esi |
||
3632 | cmp byte [esi],'.' |
||
3633 | je invalid_value |
||
3634 | push edx |
||
3635 | call get_byte_value |
||
3636 | cmp [value_type],0 |
||
3637 | jne invalid_use_of_symbol |
||
3638 | pop edx |
||
3639 | mov [edx+7],al |
||
3640 | elf_exe_brand_ok: |
||
3641 | mov [image_base],8048000h |
||
157 | heavyiron | 3642 | cmp byte [esi],80h |
3643 | jne elf_exe_base_ok |
||
3644 | lods word [esi] |
||
3645 | cmp ah,'(' |
||
3646 | jne invalid_argument |
||
3647 | cmp byte [esi],'.' |
||
3648 | je invalid_value |
||
3649 | push edx |
||
3650 | call get_dword_value |
||
3651 | cmp [value_type],0 |
||
3652 | jne invalid_use_of_symbol |
||
3653 | mov [image_base],eax |
||
3654 | pop edx |
||
3655 | elf_exe_base_ok: |
||
31 | halyavin | 3656 | mov byte [edx+10h],2 |
157 | heavyiron | 3657 | mov byte [edx+2Ah],20h |
3658 | mov ebx,edi |
||
3659 | mov ecx,20h shr 2 |
||
3660 | cmp [current_pass],0 |
||
3661 | je init_elf_segments |
||
3662 | imul ecx,[number_of_sections] |
||
3663 | init_elf_segments: |
||
109 | heavyiron | 3664 | xor eax,eax |
157 | heavyiron | 3665 | rep stos dword [edi] |
3666 | and [number_of_sections],0 |
||
2665 | dunkaist | 3667 | mov byte [ebx],1 |
157 | heavyiron | 3668 | mov word [ebx+1Ch],1000h |
3669 | mov byte [ebx+18h],111b |
||
3670 | mov eax,edi |
||
3671 | xor ebp,ebp |
||
2665 | dunkaist | 3672 | xor cl,cl |
3673 | sub eax,[code_start] |
||
157 | heavyiron | 3674 | sbb ebp,0 |
2665 | dunkaist | 3675 | sbb cl,0 |
3676 | mov [ebx+4],eax |
||
157 | heavyiron | 3677 | add eax,[image_base] |
3678 | adc ebp,0 |
||
2665 | dunkaist | 3679 | adc cl,0 |
3680 | mov [ebx+8],eax |
||
157 | heavyiron | 3681 | mov [ebx+0Ch],eax |
3682 | mov [edx+18h],eax |
||
3683 | not eax |
||
3684 | not ebp |
||
2665 | dunkaist | 3685 | not cl |
3686 | add eax,1 |
||
157 | heavyiron | 3687 | adc ebp,0 |
2665 | dunkaist | 3688 | adc cl,0 |
3689 | add eax,edi |
||
157 | heavyiron | 3690 | adc ebp,0 |
2665 | dunkaist | 3691 | adc cl,0 |
3692 | mov dword [org_origin],eax |
||
157 | heavyiron | 3693 | mov dword [org_origin+4],edx |
3694 | mov [org_origin_sign],cl |
||
2665 | dunkaist | 3695 | and [org_registers],0 |
3696 | mov [org_start],edi |
||
157 | heavyiron | 3697 | mov [symbols_stream],edi |
3698 | jmp format_defined |
||
607 | heavyiron | 3699 | format_elf64_exe: |
31 | halyavin | 3700 | add esi,2 |
157 | heavyiron | 3701 | or [format_flags],1 |
3702 | cmp byte [esi],'(' |
||
1189 | heavyiron | 3703 | jne elf64_exe_brand_ok |
3704 | inc esi |
||
3705 | cmp byte [esi],'.' |
||
3706 | je invalid_value |
||
3707 | push edx |
||
3708 | call get_byte_value |
||
3709 | cmp [value_type],0 |
||
3710 | jne invalid_use_of_symbol |
||
3711 | pop edx |
||
3712 | mov [edx+7],al |
||
3713 | elf64_exe_brand_ok: |
||
3714 | mov [image_base],400000h |
||
157 | heavyiron | 3715 | and [image_base_high],0 |
2665 | dunkaist | 3716 | cmp byte [esi],80h |
157 | heavyiron | 3717 | jne elf64_exe_base_ok |
3718 | lods word [esi] |
||
3719 | cmp ah,'(' |
||
3720 | jne invalid_argument |
||
3721 | cmp byte [esi],'.' |
||
3722 | je invalid_value |
||
3723 | push edx |
||
3724 | call get_qword_value |
||
3725 | cmp [value_type],0 |
||
3726 | jne invalid_use_of_symbol |
||
3727 | mov [image_base],eax |
||
3728 | mov [image_base_high],edx |
||
3729 | pop edx |
||
3730 | elf64_exe_base_ok: |
||
31 | halyavin | 3731 | mov byte [edx+10h],2 |
157 | heavyiron | 3732 | mov byte [edx+36h],38h |
3733 | mov ebx,edi |
||
3734 | mov ecx,38h shr 2 |
||
3735 | cmp [current_pass],0 |
||
3736 | je init_elf64_segments |
||
3737 | imul ecx,[number_of_sections] |
||
3738 | init_elf64_segments: |
||
109 | heavyiron | 3739 | xor eax,eax |
157 | heavyiron | 3740 | rep stos dword [edi] |
3741 | and [number_of_sections],0 |
||
2665 | dunkaist | 3742 | mov byte [ebx],1 |
157 | heavyiron | 3743 | mov word [ebx+30h],1000h |
3744 | mov byte [ebx+4],111b |
||
3745 | push edx |
||
3746 | mov eax,edi |
||
3747 | sub eax,[code_start] |
||
3748 | mov [ebx+8],eax |
||
3749 | xor edx,edx |
||
3750 | xor cl,cl |
||
2665 | dunkaist | 3751 | add eax,[image_base] |
157 | heavyiron | 3752 | adc edx,[image_base_high] |
3753 | adc cl,0 |
||
2665 | dunkaist | 3754 | mov [ebx+10h],eax |
157 | heavyiron | 3755 | mov [ebx+10h+4],edx |
3756 | mov [ebx+18h],eax |
||
3757 | mov [ebx+18h+4],edx |
||
3758 | pop ebx |
||
3759 | mov [ebx+18h],eax |
||
3760 | mov [ebx+18h+4],edx |
||
3761 | not eax |
||
3762 | not edx |
||
3763 | not cl |
||
2665 | dunkaist | 3764 | add eax,1 |
157 | heavyiron | 3765 | adc edx,0 |
3766 | adc cl,0 |
||
2665 | dunkaist | 3767 | add eax,edi |
157 | heavyiron | 3768 | adc edx,0 |
3769 | adc cl,0 |
||
2665 | dunkaist | 3770 | mov dword [org_origin],eax |
157 | heavyiron | 3771 | mov dword [org_origin+4],edx |
3772 | mov [org_origin_sign],cl |
||
2665 | dunkaist | 3773 | and [org_registers],0 |
3774 | mov [org_start],edi |
||
157 | heavyiron | 3775 | mov [symbols_stream],edi |
3776 | jmp format_defined |
||
607 | heavyiron | 3777 | elf_entry: |
31 | halyavin | 3778 | lods byte [esi] |
157 | heavyiron | 3779 | cmp al,'(' |
3780 | jne invalid_argument |
||
3781 | cmp byte [esi],'.' |
||
3782 | je invalid_value |
||
3783 | test [format_flags],8 |
||
3784 | jnz elf64_entry |
||
3785 | call get_dword_value |
||
3786 | cmp [value_type],0 |
||
3787 | jne invalid_use_of_symbol |
||
3788 | mov edx,[code_start] |
||
3789 | mov [edx+18h],eax |
||
3790 | jmp instruction_assembled |
||
3791 | elf64_entry: |
||
31 | halyavin | 3792 | call get_qword_value |
157 | heavyiron | 3793 | cmp [value_type],0 |
3794 | jne invalid_use_of_symbol |
||
3795 | mov ebx,[code_start] |
||
3796 | mov [ebx+18h],eax |
||
3797 | mov [ebx+1Ch],edx |
||
3798 | jmp instruction_assembled |
||
3799 | elf_segment: |
||
109 | heavyiron | 3800 | bt [format_flags],0 |
157 | heavyiron | 3801 | jnc illegal_instruction |
3802 | test [format_flags],8 |
||
3803 | jnz elf64_segment |
||
3804 | call close_elf_segment |
||
3805 | push eax |
||
3806 | mov ebx,[number_of_sections] |
||
3807 | shl ebx,5 |
||
3808 | add ebx,[code_start] |
||
3809 | add ebx,34h |
||
3810 | cmp ebx,[symbols_stream] |
||
3811 | jb new_elf_segment |
||
3812 | mov ebx,[symbols_stream] |
||
3813 | sub ebx,20h |
||
3814 | push edi |
||
3815 | mov edi,ebx |
||
3816 | mov ecx,20h shr 2 |
||
3817 | xor eax,eax |
||
3818 | rep stos dword [edi] |
||
3819 | pop edi |
||
3820 | or [next_pass_needed],-1 |
||
3821 | new_elf_segment: |
||
109 | heavyiron | 3822 | mov byte [ebx],1 |
157 | heavyiron | 3823 | mov word [ebx+1Ch],1000h |
3824 | elf_segment_flags: |
||
109 | heavyiron | 3825 | cmp byte [esi],1Eh |
1189 | heavyiron | 3826 | je elf_segment_type |
3827 | cmp byte [esi],19h |
||
157 | heavyiron | 3828 | jne elf_segment_flags_ok |
3829 | lods word [esi] |
||
3830 | sub ah,28 |
||
3831 | jbe invalid_argument |
||
3832 | cmp ah,1 |
||
3833 | je mark_elf_segment_flag |
||
3834 | cmp ah,3 |
||
3835 | ja invalid_argument |
||
3836 | xor ah,1 |
||
3837 | cmp ah,2 |
||
3838 | je mark_elf_segment_flag |
||
3839 | inc ah |
||
3840 | mark_elf_segment_flag: |
||
109 | heavyiron | 3841 | test [ebx+18h],ah |
157 | heavyiron | 3842 | jnz setting_already_specified |
3843 | or [ebx+18h],ah |
||
3844 | jmp elf_segment_flags |
||
3845 | elf_segment_type: |
||
1189 | heavyiron | 3846 | cmp byte [ebx],1 |
3847 | jne setting_already_specified |
||
3848 | lods word [esi] |
||
3849 | mov ecx,[number_of_sections] |
||
3850 | jecxz elf_segment_type_ok |
||
3851 | mov edx,[code_start] |
||
3852 | add edx,34h |
||
3853 | scan_elf_segment_types: |
||
3854 | cmp edx,[symbols_stream] |
||
3855 | jae elf_segment_type_ok |
||
3856 | cmp [edx],ah |
||
3857 | je data_already_defined |
||
3858 | add edx,20h |
||
3859 | loop scan_elf_segment_types |
||
3860 | elf_segment_type_ok: |
||
3861 | mov [ebx],ah |
||
3862 | mov word [ebx+1Ch],1 |
||
3863 | jmp elf_segment_flags |
||
3864 | elf_segment_flags_ok: |
||
109 | heavyiron | 3865 | mov eax,edi |
157 | heavyiron | 3866 | sub eax,[code_start] |
3867 | mov [ebx+4],eax |
||
3868 | pop edx |
||
3869 | and eax,0FFFh |
||
3870 | add edx,eax |
||
3871 | mov [ebx+8],edx |
||
3872 | mov [ebx+0Ch],edx |
||
3873 | mov eax,edx |
||
3874 | xor edx,edx |
||
3875 | xor cl,cl |
||
2665 | dunkaist | 3876 | not eax |
157 | heavyiron | 3877 | not edx |
3878 | not cl |
||
2665 | dunkaist | 3879 | add eax,1 |
157 | heavyiron | 3880 | adc edx,0 |
3881 | adc cl,0 |
||
2665 | dunkaist | 3882 | add eax,edi |
157 | heavyiron | 3883 | adc edx,0 |
3884 | adc cl,0 |
||
2665 | dunkaist | 3885 | mov dword [org_origin],eax |
157 | heavyiron | 3886 | mov dword [org_origin+4],edx |
3887 | mov [org_origin_sign],cl |
||
2665 | dunkaist | 3888 | and [org_registers],0 |
3889 | mov [org_start],edi |
||
157 | heavyiron | 3890 | inc [number_of_sections] |
3891 | jmp instruction_assembled |
||
3892 | close_elf_segment: |
||
109 | heavyiron | 3893 | cmp [number_of_sections],0 |
157 | heavyiron | 3894 | jne finish_elf_segment |
3895 | cmp edi,[symbols_stream] |
||
3896 | jne first_elf_segment_ok |
||
3897 | push edi |
||
3898 | mov edi,[code_start] |
||
3899 | add edi,34h |
||
3900 | mov ecx,20h shr 2 |
||
3901 | xor eax,eax |
||
3902 | rep stos dword [edi] |
||
3903 | pop edi |
||
3904 | mov eax,[image_base] |
||
3905 | ret |
||
3906 | first_elf_segment_ok: |
||
109 | heavyiron | 3907 | inc [number_of_sections] |
157 | heavyiron | 3908 | finish_elf_segment: |
109 | heavyiron | 3909 | mov ebx,[number_of_sections] |
157 | heavyiron | 3910 | dec ebx |
3911 | shl ebx,5 |
||
3912 | add ebx,[code_start] |
||
3913 | add ebx,34h |
||
3914 | mov eax,edi |
||
3915 | sub eax,[code_start] |
||
3916 | sub eax,[ebx+4] |
||
3917 | mov edx,edi |
||
3918 | cmp edi,[undefined_data_end] |
||
3919 | jne elf_segment_size_ok |
||
3920 | mov edi,[undefined_data_start] |
||
3921 | elf_segment_size_ok: |
||
109 | heavyiron | 3922 | mov [ebx+14h],eax |
157 | heavyiron | 3923 | add eax,edi |
3924 | sub eax,edx |
||
3925 | mov [ebx+10h],eax |
||
3926 | mov eax,[ebx+8] |
||
3927 | cmp byte [ebx],1 |
||
1189 | heavyiron | 3928 | jne elf_segment_position_ok |
3929 | add eax,[ebx+14h] |
||
157 | heavyiron | 3930 | add eax,0FFFh |
3931 | elf_segment_position_ok: |
||
1189 | heavyiron | 3932 | and eax,not 0FFFh |
157 | heavyiron | 3933 | ret |
3934 | elf64_segment: |
||
109 | heavyiron | 3935 | call close_elf64_segment |
157 | heavyiron | 3936 | push eax edx |
3937 | mov ebx,[number_of_sections] |
||
3938 | imul ebx,38h |
||
3939 | add ebx,[code_start] |
||
3940 | add ebx,40h |
||
3941 | cmp ebx,[symbols_stream] |
||
3942 | jb new_elf64_segment |
||
3943 | mov ebx,[symbols_stream] |
||
3944 | sub ebx,38h |
||
3945 | push edi |
||
3946 | mov edi,ebx |
||
3947 | mov ecx,38h shr 2 |
||
3948 | xor eax,eax |
||
3949 | rep stos dword [edi] |
||
3950 | pop edi |
||
3951 | or [next_pass_needed],-1 |
||
3952 | new_elf64_segment: |
||
109 | heavyiron | 3953 | mov byte [ebx],1 |
157 | heavyiron | 3954 | mov word [ebx+30h],1000h |
3955 | elf64_segment_flags: |
||
109 | heavyiron | 3956 | cmp byte [esi],1Eh |
1189 | heavyiron | 3957 | je elf64_segment_type |
3958 | cmp byte [esi],19h |
||
157 | heavyiron | 3959 | jne elf64_segment_flags_ok |
3960 | lods word [esi] |
||
3961 | sub ah,28 |
||
3962 | jbe invalid_argument |
||
3963 | cmp ah,1 |
||
3964 | je mark_elf64_segment_flag |
||
3965 | cmp ah,3 |
||
3966 | ja invalid_argument |
||
3967 | xor ah,1 |
||
3968 | cmp ah,2 |
||
3969 | je mark_elf64_segment_flag |
||
3970 | inc ah |
||
3971 | mark_elf64_segment_flag: |
||
109 | heavyiron | 3972 | test [ebx+4],ah |
157 | heavyiron | 3973 | jnz setting_already_specified |
3974 | or [ebx+4],ah |
||
3975 | jmp elf64_segment_flags |
||
3976 | elf64_segment_type: |
||
1189 | heavyiron | 3977 | cmp byte [ebx],1 |
3978 | jne setting_already_specified |
||
3979 | lods word [esi] |
||
3980 | mov ecx,[number_of_sections] |
||
3981 | jecxz elf64_segment_type_ok |
||
3982 | mov edx,[code_start] |
||
3983 | add edx,40h |
||
3984 | scan_elf64_segment_types: |
||
3985 | cmp edx,[symbols_stream] |
||
3986 | jae elf64_segment_type_ok |
||
3987 | cmp [edx],ah |
||
3988 | je data_already_defined |
||
3989 | add edx,38h |
||
3990 | loop scan_elf64_segment_types |
||
3991 | elf64_segment_type_ok: |
||
3992 | mov [ebx],ah |
||
3993 | mov word [ebx+30h],1 |
||
3994 | jmp elf64_segment_flags |
||
3995 | elf64_segment_flags_ok: |
||
109 | heavyiron | 3996 | mov ecx,edi |
157 | heavyiron | 3997 | sub ecx,[code_start] |
3998 | mov [ebx+8],ecx |
||
3999 | pop edx eax |
||
4000 | and ecx,0FFFh |
||
4001 | add eax,ecx |
||
4002 | adc edx,0 |
||
4003 | mov [ebx+10h],eax |
||
4004 | mov [ebx+10h+4],edx |
||
4005 | mov [ebx+18h],eax |
||
4006 | mov [ebx+18h+4],edx |
||
4007 | xor cl,cl |
||
2665 | dunkaist | 4008 | not eax |
157 | heavyiron | 4009 | not edx |
4010 | not cl |
||
2665 | dunkaist | 4011 | add eax,1 |
157 | heavyiron | 4012 | adc edx,0 |
4013 | adc cl,0 |
||
2665 | dunkaist | 4014 | add eax,edi |
157 | heavyiron | 4015 | adc edx,0 |
4016 | adc cl,0 |
||
2665 | dunkaist | 4017 | mov dword [org_origin],eax |
157 | heavyiron | 4018 | mov dword [org_origin+4],edx |
4019 | mov [org_origin_sign],cl |
||
2665 | dunkaist | 4020 | and [org_registers],0 |
4021 | mov [org_start],edi |
||
157 | heavyiron | 4022 | inc [number_of_sections] |
4023 | jmp instruction_assembled |
||
4024 | close_elf64_segment: |
||
109 | heavyiron | 4025 | cmp [number_of_sections],0 |
157 | heavyiron | 4026 | jne finish_elf64_segment |
4027 | cmp edi,[symbols_stream] |
||
4028 | jne first_elf64_segment_ok |
||
4029 | push edi |
||
4030 | mov edi,[code_start] |
||
4031 | add edi,40h |
||
4032 | mov ecx,38h shr 2 |
||
4033 | xor eax,eax |
||
4034 | rep stos dword [edi] |
||
4035 | pop edi |
||
4036 | mov eax,[image_base] |
||
4037 | mov edx,[image_base_high] |
||
4038 | ret |
||
4039 | first_elf64_segment_ok: |
||
109 | heavyiron | 4040 | inc [number_of_sections] |
157 | heavyiron | 4041 | finish_elf64_segment: |
109 | heavyiron | 4042 | mov ebx,[number_of_sections] |
157 | heavyiron | 4043 | dec ebx |
4044 | imul ebx,38h |
||
4045 | add ebx,[code_start] |
||
4046 | add ebx,40h |
||
4047 | mov eax,edi |
||
4048 | sub eax,[code_start] |
||
4049 | sub eax,[ebx+8] |
||
4050 | mov edx,edi |
||
4051 | cmp edi,[undefined_data_end] |
||
4052 | jne elf64_segment_size_ok |
||
4053 | mov edi,[undefined_data_start] |
||
4054 | elf64_segment_size_ok: |
||
109 | heavyiron | 4055 | mov [ebx+28h],eax |
157 | heavyiron | 4056 | add eax,edi |
4057 | sub eax,edx |
||
4058 | mov [ebx+20h],eax |
||
4059 | mov eax,[ebx+10h] |
||
4060 | mov edx,[ebx+10h+4] |
||
4061 | cmp byte [ebx],1 |
||
1189 | heavyiron | 4062 | jne elf64_segment_position_ok |
4063 | add eax,[ebx+28h] |
||
157 | heavyiron | 4064 | adc edx,0 |
4065 | add eax,0FFFh |
||
1189 | heavyiron | 4066 | adc edx,0 |
157 | heavyiron | 4067 | elf64_segment_position_ok: |
1189 | heavyiron | 4068 | and eax,not 0FFFh |
4069 | ret |
||
157 | heavyiron | 4070 | close_elf_exe: |
31 | halyavin | 4071 | test [format_flags],8 |
157 | heavyiron | 4072 | jnz close_elf64_exe |
4073 | call close_elf_segment |
||
4074 | mov edx,[code_start] |
||
4075 | mov eax,[number_of_sections] |
||
4076 | mov byte [edx+1Ch],34h |
||
4077 | mov [edx+2Ch],ax |
||
4078 | shl eax,5 |
||
4079 | add eax,edx |
||
4080 | add eax,34h |
||
4081 | cmp eax,[symbols_stream] |
||
4082 | je elf_exe_ok |
||
4083 | or [next_pass_needed],-1 |
||
4084 | elf_exe_ok: |
||
31 | halyavin | 4085 | ret |
157 | heavyiron | 4086 | close_elf64_exe: |
31 | halyavin | 4087 | call close_elf64_segment |
157 | heavyiron | 4088 | mov edx,[code_start] |
4089 | mov eax,[number_of_sections] |
||
4090 | mov byte [edx+20h],40h |
||
4091 | mov [edx+38h],ax |
||
4092 | imul eax,38h |
||
4093 | add eax,edx |
||
4094 | add eax,40h |
||
4095 | cmp eax,[symbols_stream] |
||
4096 | je elf64_exe_ok |
||
4097 | or [next_pass_needed],-1 |
||
4098 | elf64_exe_ok: |
||
31 | halyavin | 4099 | ret |
157 | heavyiron | 4100 |