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Rev | Author | Line No. | Line |
---|---|---|---|
205 | heavyiron | 1 | |
31 | halyavin | 2 | ; Copyright (c) 1999-2007, Tomasz Grysztar. |
340 | heavyiron | 3 | ; All rights reserved. |
31 | halyavin | 4 | |
5 | |||
6 | cmp [output_file],0 |
||
157 | heavyiron | 7 | jne output_path_ok |
8 | push edi |
||
9 | mov esi,[input_file] |
||
10 | mov edi,[free_additional_memory] |
||
11 | copy_output_path: |
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31 | halyavin | 12 | lods byte [esi] |
157 | heavyiron | 13 | cmp edi,[structures_buffer] |
14 | jae out_of_memory |
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15 | stos byte [edi] |
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16 | or al,al |
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17 | jnz copy_output_path |
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18 | dec edi |
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19 | mov eax,edi |
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20 | find_extension: |
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31 | halyavin | 21 | dec eax |
157 | heavyiron | 22 | cmp eax,[free_additional_memory] |
23 | jb extension_found |
||
24 | cmp byte [eax],'\' |
||
25 | je extension_found |
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26 | cmp byte [eax],'/' |
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27 | je extension_found |
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28 | cmp byte [eax],'.' |
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29 | jne find_extension |
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30 | mov edi,eax |
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31 | extension_found: |
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31 | halyavin | 32 | lea eax,[edi+9] |
157 | heavyiron | 33 | cmp eax,[structures_buffer] |
34 | jae out_of_memory |
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35 | cmp [file_extension],0 |
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607 | heavyiron | 36 | jne extension_specified |
37 | cmp [output_format],2 |
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157 | heavyiron | 38 | je exe_extension |
39 | jb bin_extension |
||
40 | cmp [output_format],4 |
||
41 | je obj_extension |
||
42 | cmp [output_format],5 |
||
43 | je o_extension |
||
44 | cmp [output_format],3 |
||
45 | jne no_extension |
||
46 | cmp [subsystem],1 |
||
47 | je sys_extension |
||
48 | bt [format_flags],8 |
||
49 | jnc exe_extension |
||
50 | mov eax,'.dll' |
||
51 | jmp make_extension |
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52 | sys_extension: |
||
31 | halyavin | 53 | mov eax,'.sys' |
157 | heavyiron | 54 | jmp make_extension |
55 | bin_extension: |
||
31 | halyavin | 56 | mov eax,'.bin' |
157 | heavyiron | 57 | bt [format_flags],0 |
58 | jnc make_extension |
||
59 | mov eax,'.com' |
||
60 | jmp make_extension |
||
61 | obj_extension: |
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31 | halyavin | 62 | mov eax,'.obj' |
157 | heavyiron | 63 | jmp make_extension |
64 | o_extension: |
||
31 | halyavin | 65 | mov eax,'.o' |
157 | heavyiron | 66 | bt [format_flags],0 |
67 | jnc make_extension |
||
68 | no_extension: |
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31 | halyavin | 69 | xor eax,eax |
157 | heavyiron | 70 | jmp make_extension |
71 | exe_extension: |
||
31 | halyavin | 72 | mov eax,'.exe' |
157 | heavyiron | 73 | make_extension: |
31 | halyavin | 74 | xchg eax,[edi] |
157 | heavyiron | 75 | scas dword [edi] |
76 | mov byte [edi],0 |
||
77 | scas byte [edi] |
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78 | mov esi,edi |
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79 | stos dword [edi] |
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80 | sub edi,9 |
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81 | xor eax,eax |
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82 | mov ebx,characters |
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83 | adapt_case: |
||
31 | halyavin | 84 | mov al,[esi] |
157 | heavyiron | 85 | or al,al |
86 | jz adapt_next |
||
87 | xlat byte [ebx] |
||
88 | cmp al,[esi] |
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89 | je adapt_ok |
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90 | sub byte [edi],20h |
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91 | adapt_ok: |
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31 | halyavin | 92 | inc esi |
157 | heavyiron | 93 | adapt_next: |
31 | halyavin | 94 | inc edi |
157 | heavyiron | 95 | cmp byte [edi],0 |
96 | jne adapt_case |
||
97 | jmp extension_ok |
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607 | heavyiron | 98 | extension_specified: |
99 | mov al,'.' |
||
100 | stos byte [edi] |
||
101 | mov esi,[file_extension] |
||
102 | copy_extension: |
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103 | lods byte [esi] |
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104 | stos byte [edi] |
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105 | test al,al |
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106 | jnz copy_extension |
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107 | dec edi |
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108 | extension_ok: |
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109 | mov esi,edi |
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157 | heavyiron | 110 | lea ecx,[esi+1] |
111 | sub ecx,[free_additional_memory] |
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112 | mov edi,[structures_buffer] |
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113 | dec edi |
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114 | std |
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115 | rep movs byte [edi],[esi] |
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116 | cld |
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117 | inc edi |
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118 | mov [structures_buffer],edi |
||
119 | mov [output_file],edi |
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120 | pop edi |
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121 | output_path_ok: |
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31 | halyavin | 122 | cmp [output_format],4 |
157 | heavyiron | 123 | je coff_formatter |
124 | cmp [output_format],5 |
||
125 | jne common_formatter |
||
126 | bt [format_flags],0 |
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127 | jnc elf_formatter |
||
128 | common_formatter: |
||
31 | halyavin | 129 | mov eax,edi |
157 | heavyiron | 130 | sub eax,[code_start] |
131 | mov [real_code_size],eax |
||
132 | cmp edi,[undefined_data_end] |
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133 | jne calculate_code_size |
||
134 | mov edi,[undefined_data_start] |
||
135 | calculate_code_size: |
||
31 | halyavin | 136 | sub edi,[code_start] |
157 | heavyiron | 137 | mov [code_size],edi |
138 | mov [written_size],0 |
||
139 | mov edx,[output_file] |
||
140 | call create |
||
141 | jc write_failed |
||
142 | cmp [output_format],3 |
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143 | jne stub_written |
||
144 | mov edx,[code_start] |
||
145 | mov ecx,[stub_size] |
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146 | sub edx,ecx |
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147 | add [written_size],ecx |
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148 | call write |
||
149 | stub_written: |
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31 | halyavin | 150 | cmp [output_format],2 |
157 | heavyiron | 151 | jne write_output |
152 | call write_mz_header |
||
153 | write_output: |
||
31 | halyavin | 154 | call write_code |
157 | heavyiron | 155 | output_written: |
31 | halyavin | 156 | call close |
157 | heavyiron | 157 | ret |
158 | write_code: |
||
31 | halyavin | 159 | mov eax,[written_size] |
157 | heavyiron | 160 | mov [headers_size],eax |
161 | mov edx,[code_start] |
||
162 | mov ecx,[code_size] |
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163 | add [written_size],ecx |
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164 | call write |
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165 | jc write_failed |
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166 | ret |
||
167 | format_directive: |
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31 | halyavin | 168 | cmp edi,[code_start] |
157 | heavyiron | 169 | jne unexpected_instruction |
170 | cmp [virtual_data],0 |
||
171 | jne unexpected_instruction |
||
172 | cmp [output_format],0 |
||
173 | jne unexpected_instruction |
||
174 | lods byte [esi] |
||
175 | cmp al,17h |
||
176 | je format_prefix |
||
177 | cmp al,18h |
||
178 | jne invalid_argument |
||
179 | lods byte [esi] |
||
180 | select_format: |
||
31 | halyavin | 181 | mov dl,al |
157 | heavyiron | 182 | shr al,4 |
183 | mov [output_format],al |
||
184 | and edx,0Fh |
||
185 | or [format_flags],edx |
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186 | cmp al,2 |
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187 | je format_mz |
||
188 | cmp al,3 |
||
189 | je format_pe |
||
190 | cmp al,4 |
||
191 | je format_coff |
||
192 | cmp al,5 |
||
193 | je format_elf |
||
194 | format_defined: |
||
607 | heavyiron | 195 | cmp byte [esi],86h |
196 | jne instruction_assembled |
||
197 | cmp word [esi+1],'(' |
||
198 | jne invalid_argument |
||
199 | mov eax,[esi+3] |
||
200 | add esi,3+4 |
||
201 | mov [file_extension],esi |
||
202 | lea esi,[esi+eax+1] |
||
203 | jmp instruction_assembled |
||
157 | heavyiron | 204 | format_prefix: |
31 | halyavin | 205 | lods byte [esi] |
157 | heavyiron | 206 | mov ah,al |
207 | lods byte [esi] |
||
208 | cmp al,18h |
||
209 | jne invalid_argument |
||
210 | lods byte [esi] |
||
211 | mov edx,eax |
||
212 | shr dl,4 |
||
213 | shr dh,4 |
||
214 | cmp dl,dh |
||
215 | jne invalid_argument |
||
216 | or al,ah |
||
217 | jmp select_format |
||
218 | entry_directive: |
||
31 | halyavin | 219 | bts [format_flags],10h |
157 | heavyiron | 220 | jc setting_already_specified |
221 | mov al,[output_format] |
||
222 | cmp al,2 |
||
223 | je mz_entry |
||
224 | cmp al,3 |
||
225 | je pe_entry |
||
226 | cmp al,5 |
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227 | jne illegal_instruction |
||
228 | bt [format_flags],0 |
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229 | jc elf_entry |
||
230 | jmp illegal_instruction |
||
231 | stack_directive: |
||
31 | halyavin | 232 | bts [format_flags],11h |
157 | heavyiron | 233 | jc setting_already_specified |
234 | mov al,[output_format] |
||
235 | cmp al,2 |
||
236 | je mz_stack |
||
237 | cmp al,3 |
||
238 | je pe_stack |
||
239 | jmp illegal_instruction |
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240 | heap_directive: |
||
31 | halyavin | 241 | bts [format_flags],12h |
157 | heavyiron | 242 | jc setting_already_specified |
243 | mov al,[output_format] |
||
244 | cmp al,2 |
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245 | je mz_heap |
||
246 | cmp al,3 |
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247 | je pe_heap |
||
248 | jmp illegal_instruction |
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249 | segment_directive: |
||
109 | heavyiron | 250 | cmp [virtual_data],0 |
157 | heavyiron | 251 | jne illegal_instruction |
252 | mov al,[output_format] |
||
253 | cmp al,2 |
||
254 | je mz_segment |
||
255 | cmp al,5 |
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256 | je elf_segment |
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257 | jmp illegal_instruction |
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258 | section_directive: |
||
31 | halyavin | 259 | cmp [virtual_data],0 |
157 | heavyiron | 260 | jne illegal_instruction |
261 | mov al,[output_format] |
||
262 | cmp al,3 |
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263 | je pe_section |
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264 | cmp al,4 |
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265 | je coff_section |
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266 | cmp al,5 |
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267 | je elf_section |
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268 | jmp illegal_instruction |
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269 | public_directive: |
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31 | halyavin | 270 | mov al,[output_format] |
157 | heavyiron | 271 | cmp al,4 |
272 | je public_allowed |
||
273 | cmp al,5 |
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274 | jne illegal_instruction |
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275 | bt [format_flags],0 |
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276 | jc illegal_instruction |
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277 | public_allowed: |
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31 | halyavin | 278 | mov [base_code],0C0h |
624 | heavyiron | 279 | lods byte [esi] |
157 | heavyiron | 280 | cmp al,2 |
281 | je public_label |
||
624 | heavyiron | 282 | cmp al,1Dh |
283 | jne invalid_argument |
||
157 | heavyiron | 284 | lods byte [esi] |
624 | heavyiron | 285 | and al,7 |
286 | add [base_code],al |
||
287 | lods byte [esi] |
||
288 | cmp al,2 |
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289 | jne invalid_argument |
||
290 | public_label: |
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291 | lods dword [esi] |
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157 | heavyiron | 292 | cmp eax,0Fh |
293 | jb invalid_use_of_symbol |
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294 | je reserved_word_used_as_symbol |
||
295 | mov dx,[current_pass] |
||
296 | mov [eax+18],dx |
||
297 | or byte [eax+8],8 |
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298 | inc esi |
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299 | mov ebx,[free_additional_memory] |
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300 | lea edx,[ebx+10h] |
||
301 | cmp edx,[structures_buffer] |
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302 | jae out_of_memory |
||
303 | mov [free_additional_memory],edx |
||
304 | mov [ebx+8],eax |
||
305 | mov eax,[current_line] |
||
306 | mov [ebx+0Ch],eax |
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307 | lods byte [esi] |
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308 | cmp al,86h |
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309 | jne invalid_argument |
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310 | lods word [esi] |
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311 | cmp ax,'(' |
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312 | jne invalid_argument |
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313 | mov [ebx+4],esi |
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314 | lods dword [esi] |
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315 | lea esi,[esi+eax+1] |
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316 | mov al,[base_code] |
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624 | heavyiron | 317 | mov [ebx],al |
318 | jmp instruction_assembled |
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157 | heavyiron | 319 | extrn_directive: |
31 | halyavin | 320 | mov al,[output_format] |
157 | heavyiron | 321 | cmp al,4 |
322 | je extrn_allowed |
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323 | cmp al,5 |
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324 | jne illegal_instruction |
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325 | bt [format_flags],0 |
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326 | jc illegal_instruction |
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327 | extrn_allowed: |
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31 | halyavin | 328 | lods word [esi] |
157 | heavyiron | 329 | cmp ax,'(' |
330 | jne invalid_argument |
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331 | mov ebx,esi |
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332 | lods dword [esi] |
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333 | lea esi,[esi+eax+1] |
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334 | mov edx,[free_additional_memory] |
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335 | lea eax,[edx+0Ch] |
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336 | cmp eax,[structures_buffer] |
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337 | jae out_of_memory |
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338 | mov [free_additional_memory],eax |
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339 | mov byte [edx],80h |
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624 | heavyiron | 340 | mov [edx+4],ebx |
157 | heavyiron | 341 | lods byte [esi] |
342 | cmp al,86h |
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343 | jne invalid_argument |
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344 | lods byte [esi] |
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345 | cmp al,2 |
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346 | jne invalid_argument |
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347 | lods dword [esi] |
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348 | cmp eax,0Fh |
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349 | jb invalid_use_of_symbol |
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350 | je reserved_word_used_as_symbol |
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351 | inc esi |
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352 | mov ebx,eax |
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353 | xor ah,ah |
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354 | lods byte [esi] |
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355 | cmp al,':' |
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356 | je get_extrn_size |
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357 | dec esi |
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358 | cmp al,11h |
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359 | jne extrn_size_ok |
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360 | get_extrn_size: |
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31 | halyavin | 361 | lods word [esi] |
157 | heavyiron | 362 | cmp al,11h |
363 | jne invalid_argument |
||
364 | extrn_size_ok: |
||
31 | halyavin | 365 | mov [address_symbol],edx |
157 | heavyiron | 366 | movzx ecx,ah |
367 | mov [edx+8],ecx |
||
368 | xor eax,eax |
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369 | xor edx,edx |
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370 | xor ebp,ebp |
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371 | mov ch,2 |
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372 | test [format_flags],8 |
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373 | jz make_free_label |
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374 | mov ch,4 |
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375 | jmp make_free_label |
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376 | mark_relocation: |
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31 | halyavin | 377 | cmp [value_type],0 |
157 | heavyiron | 378 | je relocation_ok |
379 | cmp [virtual_data],0 |
||
380 | jne relocation_ok |
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381 | cmp [output_format],2 |
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382 | je mark_mz_relocation |
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383 | cmp [output_format],3 |
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384 | je mark_pe_relocation |
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385 | cmp [output_format],4 |
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386 | je mark_coff_relocation |
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387 | cmp [output_format],5 |
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388 | je mark_elf_relocation |
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389 | relocation_ok: |
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31 | halyavin | 390 | ret |
157 | heavyiron | 391 | close_pass: |
31 | halyavin | 392 | mov al,[output_format] |
157 | heavyiron | 393 | cmp al,3 |
394 | je close_pe |
||
395 | cmp al,4 |
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396 | je close_coff |
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397 | cmp al,5 |
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398 | je close_elf |
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399 | ret |
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400 | |||
31 | halyavin | 401 | |
402 | mov edx,[additional_memory] |
||
157 | heavyiron | 403 | push edi |
404 | mov edi,edx |
||
405 | mov ecx,1Ch shr 2 |
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406 | xor eax,eax |
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407 | rep stos dword [edi] |
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408 | mov [free_additional_memory],edi |
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409 | pop edi |
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410 | mov word [edx+0Ch],0FFFFh |
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411 | mov word [edx+10h],1000h |
||
412 | mov [code_type],16 |
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413 | jmp format_defined |
||
607 | heavyiron | 414 | mark_mz_relocation: |
31 | halyavin | 415 | push eax ebx |
157 | heavyiron | 416 | inc [number_of_relocations] |
417 | mov ebx,[free_additional_memory] |
||
418 | mov eax,edi |
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419 | sub eax,[code_start] |
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420 | mov [ebx],ax |
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421 | shr eax,16 |
||
422 | shl ax,12 |
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423 | mov [ebx+2],ax |
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424 | cmp word [ebx],0FFFFh |
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425 | jne mz_relocation_ok |
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426 | inc word [ebx+2] |
||
427 | sub word [ebx],10h |
||
428 | mz_relocation_ok: |
||
31 | halyavin | 429 | add ebx,4 |
157 | heavyiron | 430 | cmp ebx,[structures_buffer] |
431 | jae out_of_memory |
||
432 | mov [free_additional_memory],ebx |
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433 | pop ebx eax |
||
434 | ret |
||
435 | mz_segment: |
||
109 | heavyiron | 436 | lods byte [esi] |
157 | heavyiron | 437 | cmp al,2 |
438 | jne invalid_argument |
||
439 | lods dword [esi] |
||
440 | cmp eax,0Fh |
||
441 | jb invalid_use_of_symbol |
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442 | je reserved_word_used_as_symbol |
||
443 | inc esi |
||
444 | mov ebx,eax |
||
445 | mov eax,edi |
||
446 | sub eax,[code_start] |
||
447 | mov ecx,0Fh |
||
448 | add eax,0Fh |
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449 | and eax,1111b |
||
450 | sub ecx,eax |
||
451 | mov edx,edi |
||
452 | xor al,al |
||
453 | rep stos byte [edi] |
||
454 | mov dword [org_origin],edi |
||
455 | mov dword [org_origin+4],0 |
||
456 | mov [org_registers],0 |
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457 | mov [org_start],edi |
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458 | mov eax,edx |
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459 | call undefined_data |
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460 | mov eax,edi |
||
461 | sub eax,[code_start] |
||
462 | shr eax,4 |
||
463 | cmp eax,10000h |
||
464 | jae value_out_of_range |
||
465 | mov edx,eax |
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466 | mov al,16 |
||
467 | cmp byte [esi],13h |
||
468 | jne segment_type_ok |
||
469 | inc esi |
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470 | lods byte [esi] |
||
471 | segment_type_ok: |
||
31 | halyavin | 472 | mov [code_type],al |
157 | heavyiron | 473 | mov eax,edx |
474 | mov cx,0100h |
||
475 | xor edx,edx |
||
476 | xor ebp,ebp |
||
477 | mov [address_symbol],edx |
||
478 | jmp make_free_label |
||
479 | mz_entry: |
||
31 | halyavin | 480 | lods byte [esi] |
157 | heavyiron | 481 | cmp al,'(' |
482 | jne invalid_argument |
||
483 | call get_word_value |
||
484 | cmp [value_type],1 |
||
485 | je initial_cs_ok |
||
486 | cmp [error_line],0 |
||
487 | jne initial_cs_ok |
||
488 | mov eax,[current_line] |
||
489 | mov [error_line],eax |
||
490 | mov [error],invalid_address |
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491 | initial_cs_ok: |
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31 | halyavin | 492 | mov edx,[additional_memory] |
157 | heavyiron | 493 | mov [edx+16h],ax |
494 | lods byte [esi] |
||
495 | cmp al,':' |
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496 | jne invalid_argument |
||
497 | lods byte [esi] |
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498 | cmp al,'(' |
||
499 | jne invalid_argument |
||
500 | ja invalid_address |
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501 | call get_word_value |
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502 | cmp [value_type],0 |
||
503 | jne invalid_use_of_symbol |
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504 | mov edx,[additional_memory] |
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505 | mov [edx+14h],ax |
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506 | jmp instruction_assembled |
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507 | mz_stack: |
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31 | halyavin | 508 | lods byte [esi] |
157 | heavyiron | 509 | cmp al,'(' |
510 | jne invalid_argument |
||
511 | call get_word_value |
||
512 | cmp byte [esi],':' |
||
513 | je stack_pointer |
||
514 | cmp ax,10h |
||
515 | jb invalid_value |
||
516 | cmp [value_type],0 |
||
517 | jne invalid_use_of_symbol |
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518 | mov edx,[additional_memory] |
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519 | mov [edx+10h],ax |
||
520 | jmp instruction_assembled |
||
521 | stack_pointer: |
||
31 | halyavin | 522 | cmp [value_type],1 |
157 | heavyiron | 523 | je initial_ss_ok |
524 | cmp [error_line],0 |
||
525 | jne initial_ss_ok |
||
526 | mov eax,[current_line] |
||
527 | mov [error_line],eax |
||
528 | mov [error],invalid_address |
||
529 | initial_ss_ok: |
||
31 | halyavin | 530 | mov edx,[additional_memory] |
157 | heavyiron | 531 | mov [edx+0Eh],ax |
532 | lods byte [esi] |
||
533 | cmp al,':' |
||
534 | jne invalid_argument |
||
535 | lods byte [esi] |
||
536 | cmp al,'(' |
||
537 | jne invalid_argument |
||
538 | call get_word_value |
||
539 | cmp [value_type],0 |
||
540 | jne invalid_use_of_symbol |
||
541 | mov edx,[additional_memory] |
||
542 | mov [edx+10h],ax |
||
543 | bts [format_flags],4 |
||
544 | jmp instruction_assembled |
||
545 | mz_heap: |
||
31 | halyavin | 546 | cmp [output_format],2 |
157 | heavyiron | 547 | jne illegal_instruction |
548 | lods byte [esi] |
||
549 | call get_size_operator |
||
550 | cmp ah,1 |
||
551 | je invalid_value |
||
552 | cmp ah,2 |
||
553 | ja invalid_value |
||
554 | cmp al,'(' |
||
555 | jne invalid_argument |
||
556 | call get_word_value |
||
557 | cmp [value_type],0 |
||
558 | jne invalid_use_of_symbol |
||
559 | mov edx,[additional_memory] |
||
560 | mov [edx+0Ch],ax |
||
561 | jmp instruction_assembled |
||
562 | write_mz_header: |
||
31 | halyavin | 563 | mov edx,[additional_memory] |
157 | heavyiron | 564 | bt [format_flags],4 |
565 | jc mz_stack_ok |
||
566 | mov eax,[real_code_size] |
||
567 | dec eax |
||
568 | shr eax,4 |
||
569 | inc eax |
||
570 | mov [edx+0Eh],ax |
||
571 | shl eax,4 |
||
572 | movzx ecx,word [edx+10h] |
||
573 | add eax,ecx |
||
574 | mov [real_code_size],eax |
||
575 | mz_stack_ok: |
||
31 | halyavin | 576 | mov edi,[free_additional_memory] |
157 | heavyiron | 577 | mov eax,[number_of_relocations] |
578 | shl eax,2 |
||
579 | add eax,1Ch |
||
580 | sub edi,eax |
||
581 | xchg edi,[free_additional_memory] |
||
582 | mov ecx,0Fh |
||
583 | add eax,0Fh |
||
584 | and eax,1111b |
||
585 | sub ecx,eax |
||
586 | xor al,al |
||
587 | rep stos byte [edi] |
||
588 | sub edi,[free_additional_memory] |
||
589 | mov ecx,edi |
||
590 | shr edi,4 |
||
591 | mov word [edx],'MZ' ; signature |
||
592 | mov [edx+8],di ; header size in paragraphs |
||
593 | mov eax,[number_of_relocations] |
||
594 | mov [edx+6],ax ; number of relocation entries |
||
595 | mov eax,[code_size] |
||
596 | add eax,ecx |
||
597 | mov esi,eax |
||
598 | shr esi,9 |
||
599 | and eax,1FFh |
||
600 | inc si |
||
601 | or ax,ax |
||
602 | jnz mz_size_ok |
||
603 | mov ax,200h |
||
604 | dec si |
||
605 | mz_size_ok: |
||
31 | halyavin | 606 | mov [edx+2],ax ; number of bytes in last page |
157 | heavyiron | 607 | mov [edx+4],si ; number of pages |
608 | mov eax,[real_code_size] |
||
609 | dec eax |
||
610 | shr eax,4 |
||
611 | inc eax |
||
612 | mov esi,[code_size] |
||
613 | dec esi |
||
614 | shr esi,4 |
||
615 | inc esi |
||
616 | sub eax,esi |
||
617 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
618 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
619 | salc |
||
620 | mov ah,al |
||
621 | or [edx+0Ch],ax |
||
622 | mov word [edx+18h],1Ch ; offset of relocation table |
||
623 | add [written_size],ecx |
||
624 | call write |
||
625 | jc write_failed |
||
626 | ret |
||
627 | |||
31 | halyavin | 628 | |
629 | mov [stub_file],edx |
||
157 | heavyiron | 630 | or edx,edx |
631 | jnz stub_from_file |
||
632 | push esi |
||
633 | mov edx,edi |
||
634 | xor eax,eax |
||
635 | mov ecx,20h |
||
636 | rep stos dword [edi] |
||
637 | mov eax,40h+default_stub_end-default_stub |
||
638 | mov cx,100h+default_stub_end-default_stub |
||
639 | mov word [edx],'MZ' |
||
640 | mov word [edx+4],1 |
||
641 | mov word [edx+2],ax |
||
642 | mov word [edx+8],4 |
||
643 | mov word [edx+0Ah],10h |
||
644 | mov word [edx+0Ch],0FFFFh |
||
645 | mov word [edx+10h],cx |
||
646 | mov word [edx+3Ch],ax |
||
647 | mov word [edx+18h],40h |
||
648 | lea edi,[edx+40h] |
||
649 | mov esi,default_stub |
||
650 | mov ecx,default_stub_end-default_stub |
||
651 | rep movs byte [edi],[esi] |
||
652 | pop esi |
||
653 | jmp stub_ok |
||
654 | default_stub: |
||
31 | halyavin | 655 | use16 |
157 | heavyiron | 656 | push cs |
657 | pop ds |
||
658 | mov dx,stub_message-default_stub |
||
659 | mov ah,9 |
||
660 | int 21h |
||
661 | mov ax,4C01h |
||
662 | int 21h |
||
663 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
31 | halyavin | 664 | rq 1 |
157 | heavyiron | 665 | default_stub_end: |
31 | halyavin | 666 | use32 |
157 | heavyiron | 667 | stub_from_file: |
31 | halyavin | 668 | push esi |
157 | heavyiron | 669 | mov esi,edx |
670 | call open_binary_file |
||
671 | mov edx,edi |
||
672 | mov ecx,1Ch |
||
673 | mov esi,edx |
||
674 | call read |
||
675 | jc binary_stub |
||
676 | cmp word [esi],'MZ' |
||
677 | jne binary_stub |
||
678 | add edi,1Ch |
||
679 | movzx ecx,word [esi+6] |
||
680 | add ecx,11b |
||
681 | and ecx,not 11b |
||
682 | add ecx,(40h-1Ch) shr 2 |
||
683 | lea eax,[edi+ecx*4] |
||
684 | cmp edi,[display_buffer] |
||
685 | jae out_of_memory |
||
686 | xor eax,eax |
||
687 | rep stos dword [edi] |
||
688 | mov edx,40h |
||
689 | xchg dx,[esi+18h] |
||
690 | xor al,al |
||
691 | call lseek |
||
692 | movzx ecx,word [esi+6] |
||
693 | shl ecx,2 |
||
694 | lea edx,[esi+40h] |
||
695 | call read |
||
696 | mov edx,edi |
||
697 | sub edx,esi |
||
698 | shr edx,4 |
||
699 | xchg dx,[esi+8] |
||
700 | shl edx,4 |
||
701 | xor al,al |
||
702 | call lseek |
||
703 | movzx ecx,word [esi+4] |
||
704 | dec ecx |
||
705 | shl ecx,9 |
||
706 | movzx edx,word [esi+2] |
||
707 | add ecx,edx |
||
708 | mov edx,edi |
||
709 | sub ecx,eax |
||
710 | je read_stub_code |
||
711 | jb stub_code_ok |
||
712 | push ecx |
||
713 | dec ecx |
||
714 | shr ecx,3 |
||
715 | inc ecx |
||
716 | shl ecx,1 |
||
717 | lea eax,[edi+ecx*4] |
||
718 | cmp eax,[display_buffer] |
||
719 | jae out_of_memory |
||
720 | xor eax,eax |
||
721 | rep stos dword [edi] |
||
722 | pop ecx |
||
723 | read_stub_code: |
||
31 | halyavin | 724 | call read |
157 | heavyiron | 725 | stub_code_ok: |
31 | halyavin | 726 | call close |
157 | heavyiron | 727 | mov edx,edi |
728 | sub edx,esi |
||
729 | mov ax,dx |
||
730 | and ax,1FFh |
||
731 | mov [esi+2],ax |
||
732 | dec edx |
||
733 | shr edx,9 |
||
734 | inc edx |
||
735 | mov [esi+4],dx |
||
736 | mov eax,edi |
||
737 | sub eax,esi |
||
738 | mov [esi+3Ch],eax |
||
739 | pop esi |
||
740 | stub_ok: |
||
31 | halyavin | 741 | ret |
157 | heavyiron | 742 | binary_stub: |
31 | halyavin | 743 | mov esi,edi |
157 | heavyiron | 744 | mov ecx,40h shr 2 |
745 | xor eax,eax |
||
746 | rep stos dword [edi] |
||
747 | mov al,2 |
||
748 | xor edx,edx |
||
749 | call lseek |
||
750 | push eax |
||
751 | xor al,al |
||
752 | xor edx,edx |
||
753 | call lseek |
||
754 | mov ecx,[esp] |
||
755 | add ecx,40h+111b |
||
756 | and ecx,not 111b |
||
757 | mov ax,cx |
||
758 | and ax,1FFh |
||
759 | mov [esi+2],ax |
||
760 | lea eax,[ecx+1FFh] |
||
761 | shr eax,9 |
||
762 | mov [esi+4],ax |
||
763 | mov [esi+3Ch],ecx |
||
764 | sub ecx,40h |
||
765 | mov eax,10000h |
||
766 | sub eax,ecx |
||
767 | jbe binary_heap_ok |
||
768 | shr eax,4 |
||
769 | mov [esi+0Ah],ax |
||
770 | binary_heap_ok: |
||
31 | halyavin | 771 | mov word [esi],'MZ' |
157 | heavyiron | 772 | mov word [esi+8],4 |
773 | mov ax,0FFFFh |
||
774 | mov [esi+0Ch],ax |
||
775 | dec ax |
||
776 | mov [esi+10h],ax |
||
777 | sub ax,0Eh |
||
778 | mov [esi+0Eh],ax |
||
779 | mov [esi+16h],ax |
||
780 | mov word [esi+14h],100h |
||
781 | mov word [esi+18h],40h |
||
782 | mov eax,[display_buffer] |
||
783 | sub eax,ecx |
||
784 | cmp edi,eax |
||
785 | jae out_of_memory |
||
786 | mov edx,edi |
||
787 | shr ecx,2 |
||
788 | xor eax,eax |
||
789 | rep stos dword [edi] |
||
790 | pop ecx |
||
791 | call read |
||
792 | call close |
||
793 | pop esi |
||
794 | ret |
||
795 | |||
31 | halyavin | 796 | |
797 | xor edx,edx |
||
157 | heavyiron | 798 | mov [machine],14Ch |
799 | mov [subsystem],3 |
||
800 | mov [subsystem_version],3 + 10 shl 16 |
||
801 | mov [image_base],400000h |
||
802 | test [format_flags],8 |
||
803 | jz pe_settings |
||
804 | mov [machine],8664h |
||
805 | mov [subsystem_version],5 + 0 shl 16 |
||
806 | mov [image_base_high],0 |
||
807 | pe_settings: |
||
31 | halyavin | 808 | cmp byte [esi],84h |
157 | heavyiron | 809 | je get_stub_name |
810 | cmp byte [esi],80h |
||
811 | je get_pe_base |
||
812 | cmp byte [esi],1Bh |
||
813 | jne pe_settings_ok |
||
814 | lods byte [esi] |
||
815 | lods byte [esi] |
||
816 | test al,80h+40h |
||
817 | jz subsystem_setting |
||
818 | cmp al,80h |
||
819 | je dll_flag |
||
820 | cmp al,81h |
||
821 | je wdm_flag |
||
822 | jmp pe_settings |
||
823 | dll_flag: |
||
31 | halyavin | 824 | bts [format_flags],8 |
157 | heavyiron | 825 | jc setting_already_specified |
826 | jmp pe_settings |
||
827 | wdm_flag: |
||
31 | halyavin | 828 | bts [format_flags],9 |
157 | heavyiron | 829 | jc setting_already_specified |
830 | jmp pe_settings |
||
831 | subsystem_setting: |
||
31 | halyavin | 832 | bts [format_flags],7 |
157 | heavyiron | 833 | jc setting_already_specified |
834 | and ax,3Fh |
||
835 | mov [subsystem],ax |
||
836 | cmp byte [esi],'(' |
||
837 | jne pe_settings |
||
838 | inc esi |
||
839 | cmp byte [esi],'.' |
||
840 | jne invalid_value |
||
841 | inc esi |
||
842 | push edx |
||
843 | cmp byte [esi+11],0 |
||
844 | jne invalid_value |
||
845 | cmp byte [esi+10],2 |
||
846 | ja invalid_value |
||
847 | mov dx,[esi+8] |
||
848 | cmp dx,8000h |
||
849 | je zero_version |
||
850 | mov eax,[esi+4] |
||
851 | cmp dx,7 |
||
852 | jg invalid_value |
||
853 | mov cx,7 |
||
854 | sub cx,dx |
||
855 | mov eax,[esi+4] |
||
856 | shr eax,cl |
||
857 | mov ebx,eax |
||
858 | shr ebx,24 |
||
859 | cmp bl,100 |
||
860 | jae invalid_value |
||
861 | and eax,0FFFFFFh |
||
862 | mov ecx,100 |
||
863 | mul ecx |
||
864 | shrd eax,edx,24 |
||
865 | jnc version_value_ok |
||
866 | inc eax |
||
867 | version_value_ok: |
||
31 | halyavin | 868 | shl eax,16 |
157 | heavyiron | 869 | mov ax,bx |
870 | jmp subsystem_version_ok |
||
871 | zero_version: |
||
31 | halyavin | 872 | xor eax,eax |
157 | heavyiron | 873 | subsystem_version_ok: |
31 | halyavin | 874 | pop edx |
157 | heavyiron | 875 | add esi,13 |
876 | mov [subsystem_version],eax |
||
877 | jmp pe_settings |
||
878 | get_pe_base: |
||
31 | halyavin | 879 | bts [format_flags],10 |
157 | heavyiron | 880 | jc setting_already_specified |
881 | lods word [esi] |
||
882 | cmp ah,'(' |
||
883 | jne invalid_argument |
||
884 | cmp byte [esi],'.' |
||
885 | je invalid_value |
||
886 | push edx edi |
||
887 | add edi,[stub_size] |
||
888 | test [format_flags],8 |
||
889 | jnz get_pe64_base |
||
890 | call get_dword_value |
||
891 | mov [image_base],eax |
||
892 | jmp pe_base_ok |
||
893 | get_pe64_base: |
||
31 | halyavin | 894 | call get_qword_value |
157 | heavyiron | 895 | mov [image_base],eax |
896 | mov [image_base_high],edx |
||
897 | pe_base_ok: |
||
31 | halyavin | 898 | pop edi edx |
157 | heavyiron | 899 | cmp [value_type],0 |
900 | jne invalid_use_of_symbol |
||
901 | cmp byte [esi],84h |
||
902 | jne pe_settings_ok |
||
903 | get_stub_name: |
||
31 | halyavin | 904 | lods byte [esi] |
157 | heavyiron | 905 | lods word [esi] |
906 | cmp ax,'(' |
||
907 | jne invalid_argument |
||
908 | lods dword [esi] |
||
909 | mov edx,esi |
||
910 | add esi,eax |
||
911 | inc esi |
||
912 | pe_settings_ok: |
||
31 | halyavin | 913 | mov ebp,[stub_size] |
157 | heavyiron | 914 | or ebp,ebp |
915 | jz make_pe_stub |
||
916 | cmp edx,[stub_file] |
||
917 | je pe_stub_ok |
||
918 | sub edi,[stub_size] |
||
919 | mov [code_start],edi |
||
920 | make_pe_stub: |
||
31 | halyavin | 921 | call make_stub |
157 | heavyiron | 922 | mov eax,edi |
923 | sub eax,[code_start] |
||
924 | mov [stub_size],eax |
||
925 | mov [code_start],edi |
||
926 | mov ebp,eax |
||
927 | pe_stub_ok: |
||
31 | halyavin | 928 | mov edx,edi |
157 | heavyiron | 929 | mov ecx,18h+0E0h |
930 | test [format_flags],8 |
||
931 | jz zero_pe_header |
||
932 | add ecx,10h |
||
933 | zero_pe_header: |
||
31 | halyavin | 934 | add ebp,ecx |
157 | heavyiron | 935 | shr ecx,2 |
936 | xor eax,eax |
||
937 | rep stos dword [edi] |
||
938 | mov word [edx],'PE' ; signature |
||
939 | mov ax,[machine] |
||
940 | mov word [edx+4],ax |
||
941 | mov dword [edx+38h],1000h ; section alignment |
||
942 | mov dword [edx+3Ch],200h ; file alignment |
||
943 | mov word [edx+40h],1 ; OS version |
||
944 | mov eax,[subsystem_version] |
||
945 | mov [edx+48h],eax |
||
946 | mov ax,[subsystem] |
||
947 | mov [edx+5Ch],ax |
||
948 | cmp ax,1 |
||
949 | jne pe_alignment_ok |
||
950 | mov eax,20h |
||
951 | mov dword [edx+38h],eax |
||
952 | mov dword [edx+3Ch],eax |
||
953 | pe_alignment_ok: |
||
31 | halyavin | 954 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
157 | heavyiron | 955 | test [format_flags],8 |
956 | jnz init_pe64_specific |
||
957 | mov dword [edx+14h],0E0h ; size of optional header |
||
958 | mov dword [edx+16h],10B010Eh; flags and magic value |
||
959 | mov eax,[image_base] |
||
960 | mov dword [edx+34h],eax |
||
961 | mov dword [edx+60h],1000h ; stack reserve |
||
962 | mov dword [edx+64h],1000h ; stack commit |
||
963 | mov dword [edx+68h],10000h ; heap reserve |
||
964 | mov dword [edx+6Ch],0 ; heap commit |
||
965 | mov dword [edx+74h],16 ; number of directories |
||
966 | jmp pe_header_ok |
||
967 | init_pe64_specific: |
||
31 | halyavin | 968 | mov dword [edx+14h],0F0h ; size of optional header |
157 | heavyiron | 969 | mov dword [edx+16h],20B002Eh; flags and magic value |
970 | mov eax,[image_base] |
||
971 | mov dword [edx+30h],eax |
||
972 | mov eax,[image_base_high] |
||
973 | mov dword [edx+34h],eax |
||
974 | mov dword [edx+60h],1000h ; stack reserve |
||
975 | mov dword [edx+68h],1000h ; stack commit |
||
976 | mov dword [edx+70h],10000h ; heap reserve |
||
977 | mov dword [edx+78h],0 ; heap commit |
||
978 | mov dword [edx+84h],16 ; number of directories |
||
979 | pe_header_ok: |
||
31 | halyavin | 980 | bsf ecx,[edx+3Ch] |
157 | heavyiron | 981 | imul ebx,[number_of_sections],28h |
982 | or ebx,ebx |
||
983 | jnz reserve_space_for_section_headers |
||
984 | mov ebx,28h |
||
985 | reserve_space_for_section_headers: |
||
31 | halyavin | 986 | add ebx,ebp |
157 | heavyiron | 987 | dec ebx |
988 | shr ebx,cl |
||
989 | inc ebx |
||
990 | shl ebx,cl |
||
991 | sub ebx,ebp |
||
992 | mov ecx,ebx |
||
993 | mov eax,[display_buffer] |
||
994 | sub eax,ecx |
||
995 | cmp edi,eax |
||
996 | jae out_of_memory |
||
997 | shr ecx,2 |
||
998 | xor eax,eax |
||
999 | rep stos dword [edi] |
||
1000 | mov eax,edi |
||
1001 | sub eax,[code_start] |
||
1002 | add eax,[stub_size] |
||
1003 | mov [edx+54h],eax ; size of headers |
||
1004 | mov ecx,[edx+38h] |
||
1005 | dec ecx |
||
1006 | add eax,ecx |
||
1007 | not ecx |
||
1008 | and eax,ecx |
||
1009 | bt [format_flags],8 |
||
1010 | jc pe_entry_init_ok |
||
1011 | mov [edx+28h],eax ; entry point rva |
||
1012 | pe_entry_init_ok: |
||
31 | halyavin | 1013 | mov [number_of_sections],0 |
157 | heavyiron | 1014 | movzx ebx,word [edx+14h] |
1015 | lea ebx,[edx+18h+ebx] |
||
1016 | mov [current_section],ebx |
||
1017 | mov dword [ebx],'.fla' |
||
1018 | mov dword [ebx+4],'t' |
||
1019 | mov [ebx+14h],edi |
||
1020 | mov [ebx+0Ch],eax |
||
1021 | mov dword [ebx+24h],0E0000060h |
||
1022 | xor ecx,ecx |
||
1023 | not eax |
||
1024 | not ecx |
||
1025 | add eax,1 |
||
1026 | adc ecx,0 |
||
1027 | add eax,edi |
||
1028 | adc ecx,0 |
||
1029 | test [format_flags],8 |
||
1030 | jnz pe64_org |
||
1031 | sub eax,[edx+34h] |
||
1032 | sbb ecx,0 |
||
1033 | mov bl,2 |
||
1034 | mov [code_type],32 |
||
1035 | jmp pe_org_ok |
||
1036 | pe64_org: |
||
31 | halyavin | 1037 | sub eax,[edx+30h] |
157 | heavyiron | 1038 | sbb ecx,[edx+34h] |
1039 | mov bl,4 |
||
1040 | mov [code_type],64 |
||
1041 | pe_org_ok: |
||
31 | halyavin | 1042 | bt [resolver_flags],0 |
157 | heavyiron | 1043 | jc pe_labels_type_ok |
1044 | xor bl,bl |
||
1045 | pe_labels_type_ok: |
||
109 | heavyiron | 1046 | mov [labels_type],bl |
157 | heavyiron | 1047 | mov dword [org_origin],eax |
1048 | mov dword [org_origin+4],ecx |
||
1049 | mov [org_registers],0 |
||
1050 | mov [org_start],edi |
||
1051 | bt [format_flags],8 |
||
1052 | jnc dll_flag_ok |
||
1053 | or dword [edx+16h],2000h |
||
1054 | dll_flag_ok: |
||
31 | halyavin | 1055 | bt [format_flags],9 |
157 | heavyiron | 1056 | jnc wdm_flag_ok |
1057 | or word [edx+5Eh],2000h |
||
1058 | wdm_flag_ok: |
||
31 | halyavin | 1059 | jmp format_defined |
607 | heavyiron | 1060 | pe_section: |
31 | halyavin | 1061 | call close_pe_section |
157 | heavyiron | 1062 | bts [format_flags],5 |
1063 | lea ecx,[ebx+28h] |
||
1064 | add edx,[edx+54h] |
||
1065 | sub edx,[stub_size] |
||
1066 | cmp ecx,edx |
||
1067 | jbe new_section |
||
1068 | lea ebx,[edx-28h] |
||
1069 | or [next_pass_needed],-1 |
||
1070 | push edi |
||
1071 | mov edi,ebx |
||
1072 | mov ecx,28h shr 4 |
||
1073 | xor eax,eax |
||
1074 | rep stos dword [edi] |
||
1075 | pop edi |
||
1076 | new_section: |
||
31 | halyavin | 1077 | mov [ebx+0Ch],eax |
157 | heavyiron | 1078 | lods word [esi] |
1079 | cmp ax,'(' |
||
1080 | jne invalid_argument |
||
1081 | lea edx,[esi+4] |
||
1082 | mov ecx,[esi] |
||
1083 | lea esi,[esi+4+ecx+1] |
||
1084 | cmp ecx,8 |
||
1085 | ja name_too_long |
||
1086 | xor eax,eax |
||
1087 | mov [ebx],eax |
||
1088 | mov [ebx+4],eax |
||
1089 | push esi edi |
||
1090 | mov edi,ebx |
||
1091 | mov esi,edx |
||
1092 | rep movs byte [edi],[esi] |
||
1093 | pop edi esi |
||
1094 | mov dword [ebx+24h],0 |
||
1095 | mov [ebx+14h],edi |
||
1096 | mov edx,[code_start] |
||
1097 | mov eax,edi |
||
1098 | xor ecx,ecx |
||
1099 | sub eax,[ebx+0Ch] |
||
1100 | sbb ecx,0 |
||
1101 | test [format_flags],8 |
||
1102 | jnz pe64_section_org |
||
1103 | sub eax,[edx+34h] |
||
1104 | sbb ecx,0 |
||
1105 | mov [labels_type],2 |
||
1106 | mov [code_type],32 |
||
1107 | bt [resolver_flags],0 |
||
1108 | jc pe_section_org_ok |
||
1109 | mov [labels_type],0 |
||
1110 | jmp pe_section_org_ok |
||
1111 | pe64_section_org: |
||
31 | halyavin | 1112 | sub eax,[edx+30h] |
157 | heavyiron | 1113 | sbb ecx,[edx+34h] |
1114 | mov [labels_type],4 |
||
1115 | mov [code_type],64 |
||
1116 | bt [resolver_flags],0 |
||
1117 | jc pe_section_org_ok |
||
1118 | mov [labels_type],0 |
||
1119 | pe_section_org_ok: |
||
31 | halyavin | 1120 | mov dword [org_origin],eax |
157 | heavyiron | 1121 | mov dword [org_origin+4],ecx |
1122 | mov [org_registers],0 |
||
1123 | mov [org_start],edi |
||
1124 | get_section_flags: |
||
31 | halyavin | 1125 | lods byte [esi] |
157 | heavyiron | 1126 | cmp al,1Ah |
1127 | je set_directory |
||
1128 | cmp al,19h |
||
1129 | je section_flag |
||
1130 | dec esi |
||
1131 | jmp instruction_assembled |
||
1132 | set_directory: |
||
31 | halyavin | 1133 | movzx eax,byte [esi] |
157 | heavyiron | 1134 | inc esi |
1135 | mov ecx,ebx |
||
1136 | test [format_flags],8 |
||
1137 | jnz pe64_directory |
||
1138 | xchg ecx,[edx+78h+eax*8] |
||
1139 | mov dword [edx+78h+eax*8+4],-1 |
||
1140 | jmp pe_directory_set |
||
1141 | pe64_directory: |
||
31 | halyavin | 1142 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1143 | mov dword [edx+88h+eax*8+4],-1 |
1144 | pe_directory_set: |
||
31 | halyavin | 1145 | or ecx,ecx |
157 | heavyiron | 1146 | jnz data_already_defined |
1147 | push ebx edx |
||
1148 | call generate_pe_data |
||
1149 | pop edx ebx |
||
1150 | jmp get_section_flags |
||
1151 | section_flag: |
||
31 | halyavin | 1152 | lods byte [esi] |
157 | heavyiron | 1153 | cmp al,9 |
1154 | je invalid_argument |
||
1155 | cmp al,11 |
||
1156 | je invalid_argument |
||
1157 | mov cl,al |
||
1158 | mov eax,1 |
||
1159 | shl eax,cl |
||
1160 | test dword [ebx+24h],eax |
||
1161 | jnz setting_already_specified |
||
1162 | or dword [ebx+24h],eax |
||
1163 | jmp get_section_flags |
||
1164 | close_pe_section: |
||
31 | halyavin | 1165 | mov ebx,[current_section] |
157 | heavyiron | 1166 | mov edx,[code_start] |
1167 | mov eax,edi |
||
1168 | sub eax,[ebx+14h] |
||
1169 | jnz finish_section |
||
1170 | bt [format_flags],5 |
||
1171 | jc finish_section |
||
1172 | mov eax,[ebx+0Ch] |
||
1173 | ret |
||
1174 | finish_section: |
||
31 | halyavin | 1175 | mov [ebx+8],eax |
157 | heavyiron | 1176 | cmp edi,[undefined_data_end] |
1177 | jne align_section |
||
1178 | cmp dword [edx+38h],1000h |
||
1179 | jb align_section |
||
1180 | mov edi,[undefined_data_start] |
||
1181 | align_section: |
||
31 | halyavin | 1182 | mov [undefined_data_end],0 |
157 | heavyiron | 1183 | mov ebp,edi |
1184 | sub ebp,[ebx+14h] |
||
1185 | mov ecx,[edx+3Ch] |
||
1186 | dec ecx |
||
1187 | lea eax,[ebp+ecx] |
||
1188 | not ecx |
||
1189 | and eax,ecx |
||
1190 | mov [ebx+10h],eax |
||
1191 | sub eax,ebp |
||
1192 | mov ecx,eax |
||
1193 | xor al,al |
||
1194 | rep stos byte [edi] |
||
1195 | mov eax,[code_start] |
||
1196 | sub eax,[stub_size] |
||
1197 | sub [ebx+14h],eax |
||
1198 | mov eax,[ebx+8] |
||
1199 | or eax,eax |
||
1200 | jz udata_ok |
||
1201 | cmp dword [ebx+10h],0 |
||
1202 | jne udata_ok |
||
1203 | or byte [ebx+24h],80h |
||
1204 | udata_ok: |
||
31 | halyavin | 1205 | mov ecx,[edx+38h] |
157 | heavyiron | 1206 | dec ecx |
1207 | add eax,ecx |
||
1208 | not ecx |
||
1209 | and eax,ecx |
||
1210 | add eax,[ebx+0Ch] |
||
1211 | add ebx,28h |
||
1212 | mov [current_section],ebx |
||
1213 | inc word [number_of_sections] |
||
1214 | jz format_limitations_exceeded |
||
1215 | ret |
||
1216 | data_directive: |
||
31 | halyavin | 1217 | cmp [output_format],3 |
157 | heavyiron | 1218 | jne illegal_instruction |
1219 | lods byte [esi] |
||
1220 | cmp al,1Ah |
||
1221 | je predefined_data_type |
||
1222 | cmp al,'(' |
||
1223 | jne invalid_argument |
||
1224 | call get_byte_value |
||
1225 | cmp al,16 |
||
1226 | jb data_type_ok |
||
1227 | jmp invalid_value |
||
1228 | predefined_data_type: |
||
31 | halyavin | 1229 | movzx eax,byte [esi] |
157 | heavyiron | 1230 | inc esi |
1231 | data_type_ok: |
||
31 | halyavin | 1232 | mov ebx,[current_section] |
157 | heavyiron | 1233 | mov ecx,edi |
1234 | sub ecx,[ebx+14h] |
||
1235 | add ecx,[ebx+0Ch] |
||
1236 | mov edx,[code_start] |
||
1237 | test [format_flags],8 |
||
1238 | jnz pe64_data |
||
1239 | xchg ecx,[edx+78h+eax*8] |
||
1240 | jmp init_pe_data |
||
1241 | pe64_data: |
||
31 | halyavin | 1242 | xchg ecx,[edx+88h+eax*8] |
157 | heavyiron | 1243 | init_pe_data: |
31 | halyavin | 1244 | or ecx,ecx |
157 | heavyiron | 1245 | jnz data_already_defined |
1246 | call allocate_structure_data |
||
1247 | mov word [ebx],data_directive-assembler |
||
1248 | mov [ebx+2],al |
||
1249 | mov edx,[current_line] |
||
1250 | mov [ebx+4],edx |
||
1251 | call generate_pe_data |
||
1252 | jmp instruction_assembled |
||
1253 | end_data: |
||
31 | halyavin | 1254 | cmp [output_format],3 |
157 | heavyiron | 1255 | jne illegal_instruction |
1256 | call find_structure_data |
||
1257 | jc unexpected_instruction |
||
1258 | movzx eax,byte [ebx+2] |
||
1259 | mov edx,[current_section] |
||
1260 | mov ecx,edi |
||
1261 | sub ecx,[edx+14h] |
||
1262 | add ecx,[edx+0Ch] |
||
1263 | mov edx,[code_start] |
||
1264 | test [format_flags],8 |
||
1265 | jnz end_pe64_data |
||
1266 | sub ecx,[edx+78h+eax*8] |
||
1267 | mov [edx+78h+eax*8+4],ecx |
||
1268 | jmp remove_structure_data |
||
1269 | end_pe64_data: |
||
31 | halyavin | 1270 | sub ecx,[edx+88h+eax*8] |
157 | heavyiron | 1271 | mov [edx+88h+eax*8+4],ecx |
1272 | jmp remove_structure_data |
||
1273 | pe_entry: |
||
31 | halyavin | 1274 | lods byte [esi] |
157 | heavyiron | 1275 | cmp al,'(' |
1276 | jne invalid_argument |
||
1277 | cmp byte [esi],'.' |
||
1278 | je invalid_value |
||
1279 | test [format_flags],8 |
||
1280 | jnz pe64_entry |
||
1281 | call get_dword_value |
||
1282 | mov bl,2 |
||
1283 | bt [resolver_flags],0 |
||
1284 | jc check_pe_entry_label_type |
||
1285 | xor bl,bl |
||
1286 | check_pe_entry_label_type: |
||
109 | heavyiron | 1287 | cmp [value_type],bl |
157 | heavyiron | 1288 | je pe_entry_ok |
1289 | cmp [error_line],0 |
||
1290 | jne pe_entry_ok |
||
1291 | mov edx,[current_line] |
||
1292 | mov [error_line],edx |
||
1293 | mov [error],invalid_address |
||
1294 | pe_entry_ok: |
||
31 | halyavin | 1295 | mov edx,[code_start] |
157 | heavyiron | 1296 | sub eax,[edx+34h] |
1297 | mov [edx+28h],eax |
||
1298 | jmp instruction_assembled |
||
1299 | pe64_entry: |
||
31 | halyavin | 1300 | call get_qword_value |
157 | heavyiron | 1301 | mov bl,4 |
1302 | bt [resolver_flags],0 |
||
1303 | jc check_pe64_entry_label_type |
||
1304 | xor bl,bl |
||
1305 | check_pe64_entry_label_type: |
||
109 | heavyiron | 1306 | cmp [value_type],bl |
157 | heavyiron | 1307 | je pe64_entry_type_ok |
1308 | cmp [error_line],0 |
||
1309 | jne pe64_entry_type_ok |
||
1310 | mov edx,[current_line] |
||
1311 | mov [error_line],edx |
||
1312 | mov [error],invalid_address |
||
1313 | pe64_entry_type_ok: |
||
109 | heavyiron | 1314 | mov ecx,[code_start] |
157 | heavyiron | 1315 | sub eax,[ecx+30h] |
1316 | sbb edx,[ecx+34h] |
||
1317 | jz pe64_entry_range_ok |
||
1318 | mov edx,[current_line] |
||
1319 | mov [error_line],edx |
||
1320 | mov [error],value_out_of_range |
||
1321 | pe64_entry_range_ok: |
||
109 | heavyiron | 1322 | mov [ecx+28h],eax |
157 | heavyiron | 1323 | jmp instruction_assembled |
1324 | pe_stack: |
||
31 | halyavin | 1325 | lods byte [esi] |
157 | heavyiron | 1326 | cmp al,'(' |
1327 | jne invalid_argument |
||
1328 | cmp byte [esi],'.' |
||
1329 | je invalid_value |
||
1330 | test [format_flags],8 |
||
1331 | jnz pe64_stack |
||
1332 | call get_dword_value |
||
1333 | cmp [value_type],0 |
||
1334 | jne invalid_use_of_symbol |
||
1335 | mov edx,[code_start] |
||
1336 | mov [edx+60h],eax |
||
1337 | cmp byte [esi],',' |
||
1338 | jne default_stack_commit |
||
1339 | lods byte [esi] |
||
1340 | lods byte [esi] |
||
1341 | cmp al,'(' |
||
1342 | jne invalid_argument |
||
1343 | cmp byte [esi],'.' |
||
1344 | je invalid_value |
||
1345 | call get_dword_value |
||
1346 | cmp [value_type],0 |
||
1347 | jne invalid_use_of_symbol |
||
1348 | mov edx,[code_start] |
||
1349 | mov [edx+64h],eax |
||
1350 | cmp eax,[edx+60h] |
||
1351 | ja value_out_of_range |
||
1352 | jmp instruction_assembled |
||
1353 | default_stack_commit: |
||
31 | halyavin | 1354 | mov dword [edx+64h],1000h |
157 | heavyiron | 1355 | mov eax,[edx+60h] |
1356 | cmp eax,1000h |
||
1357 | ja instruction_assembled |
||
1358 | mov dword [edx+64h],eax |
||
1359 | jmp instruction_assembled |
||
1360 | pe64_stack: |
||
31 | halyavin | 1361 | call get_qword_value |
157 | heavyiron | 1362 | cmp [value_type],0 |
1363 | jne invalid_use_of_symbol |
||
1364 | mov ecx,[code_start] |
||
1365 | mov [ecx+60h],eax |
||
1366 | mov [ecx+64h],edx |
||
1367 | cmp byte [esi],',' |
||
1368 | jne default_pe64_stack_commit |
||
1369 | lods byte [esi] |
||
1370 | lods byte [esi] |
||
1371 | cmp al,'(' |
||
1372 | jne invalid_argument |
||
1373 | cmp byte [esi],'.' |
||
1374 | je invalid_value |
||
1375 | call get_qword_value |
||
1376 | cmp [value_type],0 |
||
1377 | jne invalid_use_of_symbol |
||
1378 | mov ecx,[code_start] |
||
1379 | mov [ecx+68h],eax |
||
1380 | mov [ecx+6Ch],edx |
||
1381 | cmp edx,[ecx+64h] |
||
1382 | ja value_out_of_range |
||
1383 | jb instruction_assembled |
||
1384 | cmp eax,[ecx+60h] |
||
607 | heavyiron | 1385 | ja value_out_of_range |
157 | heavyiron | 1386 | jmp instruction_assembled |
1387 | default_pe64_stack_commit: |
||
31 | halyavin | 1388 | mov dword [ecx+68h],1000h |
607 | heavyiron | 1389 | cmp dword [ecx+64h],0 |
1390 | jne instruction_assembled |
||
157 | heavyiron | 1391 | mov eax,[ecx+60h] |
607 | heavyiron | 1392 | cmp eax,1000h |
157 | heavyiron | 1393 | ja instruction_assembled |
1394 | mov dword [ecx+68h],eax |
||
607 | heavyiron | 1395 | jmp instruction_assembled |
157 | heavyiron | 1396 | pe_heap: |
31 | halyavin | 1397 | lods byte [esi] |
157 | heavyiron | 1398 | cmp al,'(' |
1399 | jne invalid_argument |
||
1400 | cmp byte [esi],'.' |
||
1401 | je invalid_value |
||
1402 | test [format_flags],8 |
||
1403 | jnz pe64_heap |
||
1404 | call get_dword_value |
||
1405 | cmp [value_type],0 |
||
1406 | jne invalid_use_of_symbol |
||
1407 | mov edx,[code_start] |
||
1408 | mov [edx+68h],eax |
||
1409 | cmp byte [esi],',' |
||
1410 | jne instruction_assembled |
||
1411 | lods byte [esi] |
||
1412 | lods byte [esi] |
||
1413 | cmp al,'(' |
||
1414 | jne invalid_argument |
||
1415 | cmp byte [esi],'.' |
||
1416 | je invalid_value |
||
1417 | call get_dword_value |
||
1418 | cmp [value_type],0 |
||
1419 | jne invalid_use_of_symbol |
||
1420 | mov edx,[code_start] |
||
1421 | mov [edx+6Ch],eax |
||
1422 | cmp eax,[edx+68h] |
||
1423 | ja value_out_of_range |
||
1424 | jmp instruction_assembled |
||
1425 | pe64_heap: |
||
31 | halyavin | 1426 | call get_qword_value |
157 | heavyiron | 1427 | cmp [value_type],0 |
1428 | jne invalid_use_of_symbol |
||
1429 | mov ecx,[code_start] |
||
1430 | mov [ecx+70h],eax |
||
1431 | mov [ecx+74h],edx |
||
1432 | cmp byte [esi],',' |
||
1433 | jne instruction_assembled |
||
1434 | lods byte [esi] |
||
1435 | lods byte [esi] |
||
1436 | cmp al,'(' |
||
1437 | jne invalid_argument |
||
1438 | cmp byte [esi],'.' |
||
1439 | je invalid_value |
||
1440 | call get_qword_value |
||
1441 | cmp [value_type],0 |
||
1442 | jne invalid_use_of_symbol |
||
1443 | mov ecx,[code_start] |
||
1444 | mov [ecx+78h],eax |
||
1445 | mov [ecx+7Ch],edx |
||
1446 | cmp edx,[ecx+74h] |
||
1447 | ja value_out_of_range |
||
1448 | jb instruction_assembled |
||
1449 | cmp eax,[edx+70h] |
||
1450 | ja value_out_of_range |
||
1451 | jmp instruction_assembled |
||
1452 | mark_pe_relocation: |
||
31 | halyavin | 1453 | push eax ebx |
157 | heavyiron | 1454 | test [format_flags],8 |
1455 | jz check_pe32_relocation_type |
||
370 | heavyiron | 1456 | cmp [value_type],4 |
1457 | je pe_relocation_type_ok |
||
157 | heavyiron | 1458 | check_pe32_relocation_type: |
370 | heavyiron | 1459 | cmp [value_type],2 |
1460 | je pe_relocation_type_ok |
||
1461 | cmp [error_line],0 |
||
157 | heavyiron | 1462 | jne pe_relocation_type_ok |
1463 | mov eax,[current_line] |
||
1464 | mov [error_line],eax |
||
1465 | mov [error],invalid_use_of_symbol |
||
1466 | pe_relocation_type_ok: |
||
109 | heavyiron | 1467 | mov ebx,[current_section] |
157 | heavyiron | 1468 | mov eax,edi |
1469 | sub eax,[ebx+14h] |
||
1470 | add eax,[ebx+0Ch] |
||
1471 | mov ebx,[free_additional_memory] |
||
1472 | inc [number_of_relocations] |
||
1473 | jz invalid_use_of_symbol |
||
1474 | add ebx,5 |
||
370 | heavyiron | 1475 | cmp ebx,[structures_buffer] |
157 | heavyiron | 1476 | jae out_of_memory |
1477 | mov [free_additional_memory],ebx |
||
1478 | mov [ebx-5],eax |
||
370 | heavyiron | 1479 | cmp [value_type],2 |
1480 | je fixup_32bit |
||
1481 | mov byte [ebx-1],0Ah |
||
1482 | jmp fixup_ok |
||
1483 | fixup_32bit: |
||
1484 | mov byte [ebx-1],3 |
||
1485 | fixup_ok: |
||
1486 | pop ebx eax |
||
157 | heavyiron | 1487 | ret |
1488 | generate_pe_data: |
||
31 | halyavin | 1489 | cmp al,2 |
157 | heavyiron | 1490 | je make_pe_resource |
1491 | cmp al,5 |
||
1492 | je make_pe_fixups |
||
1493 | ret |
||
1494 | make_pe_fixups: |
||
370 | heavyiron | 1495 | bts [resolver_flags],0 |
1496 | jc pe_relocatable_ok |
||
1497 | or [next_pass_needed],-1 |
||
1498 | pe_relocatable_ok: |
||
1499 | push esi |
||
1500 | mov ecx,[number_of_relocations] |
||
1501 | mov esi,[free_additional_memory] |
||
1502 | lea eax,[ecx*5] |
||
1503 | sub esi,eax |
||
1504 | mov [free_additional_memory],esi |
||
1505 | or [number_of_relocations],-1 |
||
1506 | xor edx,edx |
||
1507 | mov ebp,edi |
||
1508 | make_fixups: |
||
1509 | cmp [esi],edx |
||
1510 | jb store_fixup |
||
1511 | mov eax,edi |
||
1512 | sub eax,ebp |
||
1513 | test eax,11b |
||
1514 | jz fixups_block |
||
1515 | xor ax,ax |
||
1516 | stos word [edi] |
||
1517 | add dword [ebx],2 |
||
1518 | fixups_block: |
||
1519 | mov eax,edx |
||
1520 | add edx,1000h |
||
1521 | cmp [esi],edx |
||
1522 | jae fixups_block |
||
1523 | stos dword [edi] |
||
1524 | mov ebx,edi |
||
1525 | mov eax,8 |
||
1526 | stos dword [edi] |
||
1527 | store_fixup: |
||
1528 | jecxz fixups_done |
||
1529 | add dword [ebx],2 |
||
1530 | mov ah,[esi+1] |
||
607 | heavyiron | 1531 | and ah,0Fh |
1532 | mov al,[esi+4] |
||
1533 | shl al,4 |
||
1534 | or ah,al |
||
1535 | mov al,[esi] |
||
1536 | stos word [edi] |
||
370 | heavyiron | 1537 | add esi,5 |
1538 | loop make_fixups |
||
1539 | fixups_done: |
||
1540 | pop esi |
||
1541 | ret |
||
1542 | make_pe_resource: |
||
31 | halyavin | 1543 | cmp byte [esi],82h |
157 | heavyiron | 1544 | jne resource_done |
1545 | inc esi |
||
1546 | lods word [esi] |
||
1547 | cmp ax,'(' |
||
1548 | jne invalid_argument |
||
1549 | lods dword [esi] |
||
1550 | mov edx,esi |
||
1551 | lea esi,[esi+eax+1] |
||
1552 | cmp [next_pass_needed],0 |
||
1553 | je resource_from_file |
||
1554 | cmp [current_pass],0 |
||
1555 | jne reserve_space_for_resource |
||
1556 | mov [resource_size],0 |
||
1557 | reserve_space_for_resource: |
||
31 | halyavin | 1558 | add edi,[resource_size] |
157 | heavyiron | 1559 | cmp edi,[display_buffer] |
1560 | ja out_of_memory |
||
1561 | jmp resource_done |
||
1562 | resource_from_file: |
||
31 | halyavin | 1563 | push esi |
157 | heavyiron | 1564 | mov esi,edx |
1565 | call open_binary_file |
||
1566 | push ebx |
||
1567 | mov esi,[free_additional_memory] |
||
1568 | lea eax,[esi+20h] |
||
1569 | cmp eax,[structures_buffer] |
||
1570 | ja out_of_memory |
||
1571 | mov edx,esi |
||
1572 | mov ecx,20h |
||
1573 | call read |
||
1574 | jc invalid_file_format |
||
1575 | xor eax,eax |
||
1576 | cmp [esi],eax |
||
1577 | jne invalid_file_format |
||
1578 | mov ax,0FFFFh |
||
1579 | cmp [esi+8],eax |
||
1580 | jne invalid_file_format |
||
1581 | cmp [esi+12],eax |
||
1582 | jne invalid_file_format |
||
1583 | mov eax,20h |
||
1584 | cmp [esi+4],eax |
||
1585 | jne invalid_file_format |
||
1586 | read_resource_headers: |
||
31 | halyavin | 1587 | test eax,11b |
157 | heavyiron | 1588 | jz resource_file_alignment_ok |
1589 | mov edx,4 |
||
1590 | and eax,11b |
||
1591 | sub edx,eax |
||
1592 | mov al,1 |
||
1593 | call lseek |
||
1594 | resource_file_alignment_ok: |
||
31 | halyavin | 1595 | mov [esi],eax |
157 | heavyiron | 1596 | lea edx,[esi+12] |
1597 | mov ecx,8 |
||
1598 | call read |
||
1599 | jc resource_headers_ok |
||
1600 | mov ecx,[esi+16] |
||
1601 | add [esi],ecx |
||
1602 | lea edx,[esi+20] |
||
1603 | sub ecx,8 |
||
1604 | mov [esi+16],ecx |
||
1605 | lea eax,[edx+ecx] |
||
1606 | cmp eax,[structures_buffer] |
||
1607 | ja out_of_memory |
||
1608 | call read |
||
1609 | jc invalid_file_format |
||
1610 | mov edx,[esi] |
||
1611 | add edx,[esi+12] |
||
1612 | mov eax,[esi+16] |
||
1613 | lea ecx,[esi+20] |
||
1614 | lea esi,[ecx+eax] |
||
1615 | add ecx,2 |
||
1616 | cmp word [ecx-2],0FFFFh |
||
1617 | je resource_header_type_ok |
||
1618 | check_resource_header_type: |
||
31 | halyavin | 1619 | cmp ecx,esi |
157 | heavyiron | 1620 | jae invalid_file_format |
1621 | cmp word [ecx],0 |
||
1622 | je resource_header_type_ok |
||
1623 | add ecx,2 |
||
1624 | jmp check_resource_header_type |
||
1625 | resource_header_type_ok: |
||
31 | halyavin | 1626 | add ecx,2 |
157 | heavyiron | 1627 | cmp word [ecx],0FFFFh |
1628 | je resource_header_name_ok |
||
1629 | check_resource_header_name: |
||
31 | halyavin | 1630 | cmp ecx,esi |
157 | heavyiron | 1631 | jae invalid_file_format |
1632 | cmp word [ecx],0 |
||
1633 | je resource_header_name_ok |
||
1634 | add ecx,2 |
||
1635 | jmp check_resource_header_name |
||
1636 | resource_header_name_ok: |
||
31 | halyavin | 1637 | xor al,al |
157 | heavyiron | 1638 | call lseek |
1639 | jmp read_resource_headers |
||
1640 | resource_headers_ok: |
||
31 | halyavin | 1641 | xor eax,eax |
157 | heavyiron | 1642 | mov [esi],eax |
1643 | mov [resource_data],edi |
||
1644 | lea eax,[edi+16] |
||
1645 | cmp eax,[display_buffer] |
||
1646 | jae out_of_memory |
||
1647 | xor eax,eax |
||
1648 | stos dword [edi] |
||
1649 | call make_timestamp |
||
1650 | stos dword [edi] |
||
1651 | xor eax,eax |
||
1652 | stos dword [edi] |
||
1653 | stos dword [edi] |
||
1654 | xor ebx,ebx |
||
1655 | make_type_name_directory: |
||
31 | halyavin | 1656 | mov esi,[free_additional_memory] |
157 | heavyiron | 1657 | xor edx,edx |
1658 | find_type_name: |
||
31 | halyavin | 1659 | cmp dword [esi],0 |
157 | heavyiron | 1660 | je type_name_ok |
1661 | add esi,20 |
||
1662 | cmp word [esi],0FFFFh |
||
1663 | je check_next_type_name |
||
1664 | or ebx,ebx |
||
1665 | jz check_this_type_name |
||
1666 | xor ecx,ecx |
||
1667 | compare_with_previous_type_name: |
||
31 | halyavin | 1668 | mov ax,[esi+ecx] |
157 | heavyiron | 1669 | cmp ax,[ebx+ecx] |
1670 | ja check_this_type_name |
||
1671 | jb check_next_type_name |
||
1672 | add ecx,2 |
||
1673 | mov ax,[esi+ecx] |
||
1674 | or ax,[ebx+ecx] |
||
1675 | jnz compare_with_previous_type_name |
||
1676 | jmp check_next_type_name |
||
1677 | check_this_type_name: |
||
31 | halyavin | 1678 | or edx,edx |
157 | heavyiron | 1679 | jz type_name_found |
1680 | xor ecx,ecx |
||
1681 | compare_with_current_type_name: |
||
31 | halyavin | 1682 | mov ax,[esi+ecx] |
157 | heavyiron | 1683 | cmp ax,[edx+ecx] |
1684 | ja check_next_type_name |
||
1685 | jb type_name_found |
||
1686 | add ecx,2 |
||
1687 | mov ax,[esi+ecx] |
||
1688 | or ax,[edx+ecx] |
||
1689 | jnz compare_with_current_type_name |
||
1690 | jmp same_type_name |
||
1691 | type_name_found: |
||
31 | halyavin | 1692 | mov edx,esi |
157 | heavyiron | 1693 | same_type_name: |
31 | halyavin | 1694 | mov [esi-16],edi |
157 | heavyiron | 1695 | check_next_type_name: |
31 | halyavin | 1696 | mov eax,[esi-4] |
157 | heavyiron | 1697 | add esi,eax |
1698 | jmp find_type_name |
||
1699 | type_name_ok: |
||
31 | halyavin | 1700 | or edx,edx |
157 | heavyiron | 1701 | jz type_name_directory_done |
1702 | mov ebx,edx |
||
1703 | make_type_name_entry: |
||
31 | halyavin | 1704 | mov eax,[resource_data] |
157 | heavyiron | 1705 | inc word [eax+12] |
1706 | lea eax,[edi+8] |
||
1707 | cmp eax,[display_buffer] |
||
1708 | jae out_of_memory |
||
1709 | mov eax,ebx |
||
1710 | stos dword [edi] |
||
1711 | xor eax,eax |
||
1712 | stos dword [edi] |
||
1713 | jmp make_type_name_directory |
||
1714 | type_name_directory_done: |
||
31 | halyavin | 1715 | mov ebx,-1 |
157 | heavyiron | 1716 | make_type_id_directory: |
31 | halyavin | 1717 | mov esi,[free_additional_memory] |
157 | heavyiron | 1718 | mov edx,10000h |
1719 | find_type_id: |
||
31 | halyavin | 1720 | cmp dword [esi],0 |
157 | heavyiron | 1721 | je type_id_ok |
1722 | add esi,20 |
||
1723 | cmp word [esi],0FFFFh |
||
1724 | jne check_next_type_id |
||
1725 | movzx eax,word [esi+2] |
||
1726 | cmp eax,ebx |
||
1727 | jle check_next_type_id |
||
1728 | cmp eax,edx |
||
1729 | jg check_next_type_id |
||
1730 | mov edx,eax |
||
1731 | mov [esi-16],edi |
||
1732 | check_next_type_id: |
||
31 | halyavin | 1733 | mov eax,[esi-4] |
157 | heavyiron | 1734 | add esi,eax |
1735 | jmp find_type_id |
||
1736 | type_id_ok: |
||
31 | halyavin | 1737 | cmp edx,10000h |
157 | heavyiron | 1738 | je type_id_directory_done |
1739 | mov ebx,edx |
||
1740 | make_type_id_entry: |
||
31 | halyavin | 1741 | mov eax,[resource_data] |
157 | heavyiron | 1742 | inc word [eax+14] |
1743 | lea eax,[edi+8] |
||
1744 | cmp eax,[display_buffer] |
||
1745 | jae out_of_memory |
||
1746 | mov eax,ebx |
||
1747 | stos dword [edi] |
||
1748 | xor eax,eax |
||
1749 | stos dword [edi] |
||
1750 | jmp make_type_id_directory |
||
1751 | type_id_directory_done: |
||
31 | halyavin | 1752 | mov esi,[resource_data] |
157 | heavyiron | 1753 | add esi,10h |
1754 | mov ecx,[esi-4] |
||
1755 | or cx,cx |
||
1756 | jz resource_directories_ok |
||
1757 | make_resource_directories: |
||
31 | halyavin | 1758 | push ecx |
157 | heavyiron | 1759 | push edi |
1760 | mov edx,edi |
||
1761 | sub edx,[resource_data] |
||
1762 | bts edx,31 |
||
1763 | mov [esi+4],edx |
||
1764 | lea eax,[edi+16] |
||
1765 | cmp eax,[display_buffer] |
||
1766 | jae out_of_memory |
||
1767 | xor eax,eax |
||
1768 | stos dword [edi] |
||
1769 | call make_timestamp |
||
1770 | stos dword [edi] |
||
1771 | xor eax,eax |
||
1772 | stos dword [edi] |
||
1773 | stos dword [edi] |
||
1774 | mov ebp,esi |
||
1775 | xor ebx,ebx |
||
1776 | make_resource_name_directory: |
||
31 | halyavin | 1777 | mov esi,[free_additional_memory] |
157 | heavyiron | 1778 | xor edx,edx |
1779 | find_resource_name: |
||
31 | halyavin | 1780 | cmp dword [esi],0 |
157 | heavyiron | 1781 | je resource_name_ok |
1782 | push esi |
||
1783 | cmp [esi+4],ebp |
||
1784 | jne check_next_resource_name |
||
1785 | add esi,20 |
||
1786 | call skip_resource_name |
||
1787 | cmp word [esi],0FFFFh |
||
1788 | je check_next_resource_name |
||
1789 | or ebx,ebx |
||
1790 | jz check_this_resource_name |
||
1791 | xor ecx,ecx |
||
1792 | compare_with_previous_resource_name: |
||
31 | halyavin | 1793 | mov ax,[esi+ecx] |
157 | heavyiron | 1794 | cmp ax,[ebx+ecx] |
1795 | ja check_this_resource_name |
||
1796 | jb check_next_resource_name |
||
1797 | add ecx,2 |
||
1798 | mov ax,[esi+ecx] |
||
1799 | or ax,[ebx+ecx] |
||
1800 | jnz compare_with_previous_resource_name |
||
1801 | jmp check_next_resource_name |
||
1802 | skip_resource_name: |
||
31 | halyavin | 1803 | cmp word [esi],0FFFFh |
157 | heavyiron | 1804 | jne skip_unicode_string |
1805 | add esi,4 |
||
1806 | ret |
||
1807 | skip_unicode_string: |
||
31 | halyavin | 1808 | add esi,2 |
157 | heavyiron | 1809 | cmp word [esi-2],0 |
1810 | jne skip_unicode_string |
||
1811 | ret |
||
1812 | check_this_resource_name: |
||
31 | halyavin | 1813 | or edx,edx |
157 | heavyiron | 1814 | jz resource_name_found |
1815 | xor ecx,ecx |
||
1816 | compare_with_current_resource_name: |
||
31 | halyavin | 1817 | mov ax,[esi+ecx] |
157 | heavyiron | 1818 | cmp ax,[edx+ecx] |
1819 | ja check_next_resource_name |
||
1820 | jb resource_name_found |
||
1821 | add ecx,2 |
||
1822 | mov ax,[esi+ecx] |
||
1823 | or ax,[edx+ecx] |
||
1824 | jnz compare_with_current_resource_name |
||
1825 | jmp same_resource_name |
||
1826 | resource_name_found: |
||
31 | halyavin | 1827 | mov edx,esi |
157 | heavyiron | 1828 | same_resource_name: |
31 | halyavin | 1829 | mov eax,[esp] |
157 | heavyiron | 1830 | mov [eax+8],edi |
1831 | check_next_resource_name: |
||
31 | halyavin | 1832 | pop esi |
157 | heavyiron | 1833 | mov eax,[esi+16] |
1834 | lea esi,[esi+20+eax] |
||
1835 | jmp find_resource_name |
||
1836 | resource_name_ok: |
||
31 | halyavin | 1837 | or edx,edx |
157 | heavyiron | 1838 | jz resource_name_directory_done |
1839 | mov ebx,edx |
||
1840 | make_resource_name_entry: |
||
31 | halyavin | 1841 | mov eax,[esp] |
157 | heavyiron | 1842 | inc word [eax+12] |
1843 | lea eax,[edi+8] |
||
1844 | cmp eax,[display_buffer] |
||
1845 | jae out_of_memory |
||
1846 | mov eax,ebx |
||
1847 | stos dword [edi] |
||
1848 | xor eax,eax |
||
1849 | stos dword [edi] |
||
1850 | jmp make_resource_name_directory |
||
1851 | resource_name_directory_done: |
||
31 | halyavin | 1852 | mov ebx,-1 |
157 | heavyiron | 1853 | make_resource_id_directory: |
31 | halyavin | 1854 | mov esi,[free_additional_memory] |
157 | heavyiron | 1855 | mov edx,10000h |
1856 | find_resource_id: |
||
31 | halyavin | 1857 | cmp dword [esi],0 |
157 | heavyiron | 1858 | je resource_id_ok |
1859 | push esi |
||
1860 | cmp [esi+4],ebp |
||
1861 | jne check_next_resource_id |
||
1862 | add esi,20 |
||
1863 | call skip_resource_name |
||
1864 | cmp word [esi],0FFFFh |
||
1865 | jne check_next_resource_id |
||
1866 | movzx eax,word [esi+2] |
||
1867 | cmp eax,ebx |
||
1868 | jle check_next_resource_id |
||
1869 | cmp eax,edx |
||
1870 | jg check_next_resource_id |
||
1871 | mov edx,eax |
||
1872 | mov eax,[esp] |
||
1873 | mov [eax+8],edi |
||
1874 | check_next_resource_id: |
||
31 | halyavin | 1875 | pop esi |
157 | heavyiron | 1876 | mov eax,[esi+16] |
1877 | lea esi,[esi+20+eax] |
||
1878 | jmp find_resource_id |
||
1879 | resource_id_ok: |
||
31 | halyavin | 1880 | cmp edx,10000h |
157 | heavyiron | 1881 | je resource_id_directory_done |
1882 | mov ebx,edx |
||
1883 | make_resource_id_entry: |
||
31 | halyavin | 1884 | mov eax,[esp] |
157 | heavyiron | 1885 | inc word [eax+14] |
1886 | lea eax,[edi+8] |
||
1887 | cmp eax,[display_buffer] |
||
1888 | jae out_of_memory |
||
1889 | mov eax,ebx |
||
1890 | stos dword [edi] |
||
1891 | xor eax,eax |
||
1892 | stos dword [edi] |
||
1893 | jmp make_resource_id_directory |
||
1894 | resource_id_directory_done: |
||
31 | halyavin | 1895 | pop eax |
157 | heavyiron | 1896 | mov esi,ebp |
1897 | pop ecx |
||
1898 | add esi,8 |
||
1899 | dec cx |
||
1900 | jnz make_resource_directories |
||
1901 | resource_directories_ok: |
||
31 | halyavin | 1902 | shr ecx,16 |
157 | heavyiron | 1903 | jnz make_resource_directories |
1904 | mov esi,[resource_data] |
||
1905 | add esi,10h |
||
1906 | movzx eax,word [esi-4] |
||
1907 | movzx edx,word [esi-2] |
||
1908 | add eax,edx |
||
1909 | lea esi,[esi+eax*8] |
||
1910 | push edi ; address of language directories |
||
1911 | update_resource_directories: |
||
31 | halyavin | 1912 | cmp esi,[esp] |
157 | heavyiron | 1913 | je resource_directories_updated |
1914 | add esi,10h |
||
1915 | mov ecx,[esi-4] |
||
1916 | or cx,cx |
||
1917 | jz language_directories_ok |
||
1918 | make_language_directories: |
||
31 | halyavin | 1919 | push ecx |
157 | heavyiron | 1920 | push edi |
1921 | mov edx,edi |
||
1922 | sub edx,[resource_data] |
||
1923 | bts edx,31 |
||
1924 | mov [esi+4],edx |
||
1925 | lea eax,[edi+16] |
||
1926 | cmp eax,[display_buffer] |
||
1927 | jae out_of_memory |
||
1928 | xor eax,eax |
||
1929 | stos dword [edi] |
||
1930 | call make_timestamp |
||
1931 | stos dword [edi] |
||
1932 | xor eax,eax |
||
1933 | stos dword [edi] |
||
1934 | stos dword [edi] |
||
1935 | mov ebp,esi |
||
1936 | mov ebx,-1 |
||
1937 | make_language_id_directory: |
||
31 | halyavin | 1938 | mov esi,[free_additional_memory] |
157 | heavyiron | 1939 | mov edx,10000h |
1940 | find_language_id: |
||
31 | halyavin | 1941 | cmp dword [esi],0 |
157 | heavyiron | 1942 | je language_id_ok |
1943 | push esi |
||
1944 | cmp [esi+8],ebp |
||
1945 | jne check_next_language_id |
||
1946 | add esi,20 |
||
1947 | mov eax,esi |
||
1948 | call skip_resource_name |
||
1949 | call skip_resource_name |
||
1950 | neg eax |
||
1951 | add eax,esi |
||
1952 | and eax,11b |
||
1953 | add esi,eax |
||
1954 | get_language_id: |
||
31 | halyavin | 1955 | movzx eax,word [esi+6] |
157 | heavyiron | 1956 | cmp eax,ebx |
1957 | jle check_next_language_id |
||
1958 | cmp eax,edx |
||
1959 | jge check_next_language_id |
||
1960 | mov edx,eax |
||
1961 | mov eax,[esp] |
||
1962 | mov [current_offset],eax |
||
1963 | check_next_language_id: |
||
31 | halyavin | 1964 | pop esi |
157 | heavyiron | 1965 | mov eax,[esi+16] |
1966 | lea esi,[esi+20+eax] |
||
1967 | jmp find_language_id |
||
1968 | language_id_ok: |
||
31 | halyavin | 1969 | cmp edx,10000h |
157 | heavyiron | 1970 | je language_id_directory_done |
1971 | mov ebx,edx |
||
1972 | make_language_id_entry: |
||
31 | halyavin | 1973 | mov eax,[esp] |
157 | heavyiron | 1974 | inc word [eax+14] |
1975 | lea eax,[edi+8] |
||
1976 | cmp eax,[display_buffer] |
||
1977 | jae out_of_memory |
||
1978 | mov eax,ebx |
||
1979 | stos dword [edi] |
||
1980 | mov eax,[current_offset] |
||
1981 | stos dword [edi] |
||
1982 | jmp make_language_id_directory |
||
1983 | language_id_directory_done: |
||
31 | halyavin | 1984 | pop eax |
157 | heavyiron | 1985 | mov esi,ebp |
1986 | pop ecx |
||
1987 | add esi,8 |
||
1988 | dec cx |
||
1989 | jnz make_language_directories |
||
1990 | language_directories_ok: |
||
31 | halyavin | 1991 | shr ecx,16 |
157 | heavyiron | 1992 | jnz make_language_directories |
1993 | jmp update_resource_directories |
||
1994 | resource_directories_updated: |
||
31 | halyavin | 1995 | mov esi,[resource_data] |
157 | heavyiron | 1996 | push edi |
1997 | make_name_strings: |
||
31 | halyavin | 1998 | add esi,10h |
157 | heavyiron | 1999 | movzx eax,word [esi-2] |
2000 | movzx ecx,word [esi-4] |
||
2001 | add eax,ecx |
||
2002 | lea eax,[esi+eax*8] |
||
2003 | push eax |
||
2004 | or ecx,ecx |
||
2005 | jz string_entries_processed |
||
2006 | process_string_entries: |
||
31 | halyavin | 2007 | push ecx |
157 | heavyiron | 2008 | mov edx,edi |
2009 | sub edx,[resource_data] |
||
2010 | bts edx,31 |
||
2011 | xchg [esi],edx |
||
2012 | mov ebx,edi |
||
2013 | xor ax,ax |
||
2014 | stos word [edi] |
||
2015 | copy_string_data: |
||
31 | halyavin | 2016 | lea eax,[edi+2] |
157 | heavyiron | 2017 | cmp eax,[display_buffer] |
2018 | jae out_of_memory |
||
2019 | mov ax,[edx] |
||
2020 | or ax,ax |
||
2021 | jz string_data_copied |
||
2022 | stos word [edi] |
||
2023 | inc word [ebx] |
||
2024 | add edx,2 |
||
2025 | jmp copy_string_data |
||
2026 | string_data_copied: |
||
31 | halyavin | 2027 | add esi,8 |
157 | heavyiron | 2028 | pop ecx |
2029 | loop process_string_entries |
||
2030 | string_entries_processed: |
||
31 | halyavin | 2031 | pop esi |
157 | heavyiron | 2032 | cmp esi,[esp] |
2033 | jb make_name_strings |
||
2034 | mov eax,edi |
||
2035 | sub eax,[resource_data] |
||
2036 | test al,11b |
||
2037 | jz resource_strings_alignment_ok |
||
2038 | xor ax,ax |
||
2039 | stos word [edi] |
||
2040 | resource_strings_alignment_ok: |
||
31 | halyavin | 2041 | pop edx |
157 | heavyiron | 2042 | pop ebx ; address of language directories |
2043 | mov ebp,edi |
||
2044 | update_language_directories: |
||
31 | halyavin | 2045 | add ebx,10h |
157 | heavyiron | 2046 | movzx eax,word [ebx-2] |
2047 | movzx ecx,word [ebx-4] |
||
2048 | add ecx,eax |
||
2049 | make_data_records: |
||
31 | halyavin | 2050 | push ecx |
157 | heavyiron | 2051 | mov esi,edi |
2052 | sub esi,[resource_data] |
||
2053 | xchg esi,[ebx+4] |
||
2054 | lea eax,[edi+16] |
||
2055 | cmp eax,[display_buffer] |
||
2056 | jae out_of_memory |
||
2057 | mov eax,esi |
||
2058 | stos dword [edi] |
||
2059 | mov eax,[esi+12] |
||
2060 | stos dword [edi] |
||
2061 | xor eax,eax |
||
2062 | stos dword [edi] |
||
2063 | stos dword [edi] |
||
2064 | pop ecx |
||
2065 | add ebx,8 |
||
2066 | loop make_data_records |
||
2067 | cmp ebx,edx |
||
2068 | jb update_language_directories |
||
2069 | pop ebx ; file handle |
||
2070 | mov esi,ebp |
||
2071 | mov ebp,edi |
||
2072 | update_data_records: |
||
31 | halyavin | 2073 | push ebp |
157 | heavyiron | 2074 | mov ecx,edi |
2075 | mov eax,[current_section] |
||
2076 | sub ecx,[eax+14h] |
||
2077 | add ecx,[eax+0Ch] |
||
2078 | xchg ecx,[esi] |
||
2079 | mov edx,[ecx] |
||
2080 | xor al,al |
||
2081 | call lseek |
||
2082 | mov edx,edi |
||
2083 | mov ecx,[esi+4] |
||
2084 | add edi,ecx |
||
2085 | cmp edi,[display_buffer] |
||
2086 | ja out_of_memory |
||
2087 | call read |
||
2088 | mov eax,edi |
||
2089 | sub eax,[resource_data] |
||
2090 | and eax,11b |
||
2091 | jz resource_data_alignment_ok |
||
2092 | mov ecx,4 |
||
2093 | sub ecx,eax |
||
2094 | xor al,al |
||
2095 | rep stos byte [edi] |
||
2096 | resource_data_alignment_ok: |
||
31 | halyavin | 2097 | pop ebp |
157 | heavyiron | 2098 | add esi,16 |
2099 | cmp esi,ebp |
||
2100 | jb update_data_records |
||
2101 | pop esi |
||
2102 | call close |
||
2103 | mov eax,edi |
||
2104 | sub eax,[resource_data] |
||
2105 | mov [resource_size],eax |
||
2106 | resource_done: |
||
31 | halyavin | 2107 | ret |
157 | heavyiron | 2108 | close_pe: |
31 | halyavin | 2109 | call close_pe_section |
157 | heavyiron | 2110 | mov edx,[code_start] |
2111 | mov [edx+50h],eax |
||
2112 | call make_timestamp |
||
2113 | mov edx,[code_start] |
||
2114 | mov [edx+8],eax |
||
2115 | mov eax,[number_of_relocations] |
||
2116 | cmp eax,-1 |
||
2117 | je pe_relocations_ok |
||
2118 | shl eax,2 |
||
2119 | sub [free_additional_memory],eax |
||
2120 | btr [resolver_flags],0 |
||
2121 | jnc pe_relocations_ok |
||
2122 | or [next_pass_needed],-1 |
||
2123 | pe_relocations_ok: |
||
109 | heavyiron | 2124 | mov eax,[number_of_sections] |
157 | heavyiron | 2125 | mov [edx+6],ax |
2126 | imul eax,28h |
||
2127 | movzx ecx,word [edx+14h] |
||
2128 | lea eax,[eax+18h+ecx] |
||
2129 | add eax,[stub_size] |
||
2130 | mov ecx,[edx+3Ch] |
||
2131 | dec ecx |
||
2132 | add eax,ecx |
||
2133 | not ecx |
||
2134 | and eax,ecx |
||
2135 | cmp eax,[edx+54h] |
||
2136 | je pe_sections_ok |
||
2137 | or [next_pass_needed],-1 |
||
2138 | pe_sections_ok: |
||
31 | halyavin | 2139 | xor ecx,ecx |
157 | heavyiron | 2140 | add edx,78h |
2141 | test [format_flags],8 |
||
2142 | jz process_directories |
||
2143 | add edx,10h |
||
2144 | process_directories: |
||
31 | halyavin | 2145 | mov eax,[edx+ecx*8] |
157 | heavyiron | 2146 | or eax,eax |
2147 | jz directory_ok |
||
2148 | cmp dword [edx+ecx*8+4],-1 |
||
2149 | jne directory_ok |
||
2150 | section_data: |
||
31 | halyavin | 2151 | mov ebx,[edx+ecx*8] |
157 | heavyiron | 2152 | mov eax,[ebx+0Ch] |
2153 | mov [edx+ecx*8],eax ; directory rva |
||
2154 | mov eax,[ebx+8] |
||
2155 | mov [edx+ecx*8+4],eax ; directory size |
||
2156 | directory_ok: |
||
31 | halyavin | 2157 | inc cl |
157 | heavyiron | 2158 | cmp cl,10h |
2159 | jb process_directories |
||
2160 | mov ebx,[code_start] |
||
2161 | sub ebx,[stub_size] |
||
2162 | mov ecx,edi |
||
2163 | sub ecx,ebx |
||
2164 | mov ebp,ecx |
||
2165 | shr ecx,1 |
||
2166 | xor eax,eax |
||
2167 | cdq |
||
2168 | calculate_checksum: |
||
31 | halyavin | 2169 | mov dx,[ebx] |
157 | heavyiron | 2170 | add eax,edx |
2171 | mov dx,ax |
||
2172 | shr eax,16 |
||
2173 | add eax,edx |
||
2174 | add ebx,2 |
||
2175 | loop calculate_checksum |
||
2176 | add eax,ebp |
||
2177 | mov ebx,[code_start] |
||
2178 | mov [ebx+58h],eax |
||
2179 | ret |
||
2180 | |||
31 | halyavin | 2181 | |
2182 | mov eax,[additional_memory] |
||
157 | heavyiron | 2183 | mov [symbols_stream],eax |
2184 | mov ebx,eax |
||
2185 | add eax,20h |
||
2186 | cmp eax,[structures_buffer] |
||
2187 | jae out_of_memory |
||
2188 | mov [free_additional_memory],eax |
||
2189 | xor eax,eax |
||
2190 | mov [ebx],al |
||
2191 | mov [ebx+4],eax |
||
2192 | mov [ebx+8],edi |
||
2193 | mov al,4 |
||
2194 | mov [ebx+10h],eax |
||
2195 | mov al,60h |
||
2196 | bt [format_flags],0 |
||
2197 | jnc flat_section_flags_ok |
||
2198 | or eax,0E0000000h |
||
2199 | flat_section_flags_ok: |
||
31 | halyavin | 2200 | mov dword [ebx+14h],eax |
157 | heavyiron | 2201 | mov [current_section],ebx |
2202 | mov [number_of_sections],0 |
||
2203 | mov dword [org_origin],edi |
||
2204 | mov dword [org_origin+4],0 |
||
2205 | mov [org_registers],0 |
||
2206 | mov [org_start],edi |
||
2207 | mov [org_symbol],ebx |
||
2208 | mov [labels_type],2 |
||
2209 | mov [code_type],32 |
||
2210 | test [format_flags],8 |
||
2211 | jz format_defined |
||
607 | heavyiron | 2212 | mov [labels_type],4 |
157 | heavyiron | 2213 | mov [code_type],64 |
2214 | jmp format_defined |
||
607 | heavyiron | 2215 | coff_section: |
31 | halyavin | 2216 | call close_coff_section |
157 | heavyiron | 2217 | mov ebx,[free_additional_memory] |
2218 | lea eax,[ebx+20h] |
||
2219 | cmp eax,[structures_buffer] |
||
2220 | jae out_of_memory |
||
2221 | mov [free_additional_memory],eax |
||
2222 | mov [current_section],ebx |
||
2223 | inc [number_of_sections] |
||
2224 | xor eax,eax |
||
2225 | mov [ebx],al |
||
2226 | mov [ebx+8],edi |
||
2227 | mov dword [org_origin],edi |
||
2228 | mov dword [org_origin+4],0 |
||
2229 | mov [org_registers],0 |
||
2230 | mov [org_start],edi |
||
2231 | mov [org_symbol],ebx |
||
2232 | mov [labels_type],2 |
||
2233 | test [format_flags],8 |
||
2234 | jz coff_labels_type_ok |
||
2235 | mov [labels_type],4 |
||
2236 | coff_labels_type_ok: |
||
31 | halyavin | 2237 | mov [ebx+10h],eax |
157 | heavyiron | 2238 | mov [ebx+14h],eax |
2239 | lods word [esi] |
||
2240 | cmp ax,'(' |
||
2241 | jne invalid_argument |
||
2242 | mov [ebx+4],esi |
||
2243 | mov ecx,[esi] |
||
2244 | lea esi,[esi+4+ecx+1] |
||
2245 | cmp ecx,8 |
||
2246 | ja name_too_long |
||
2247 | coff_section_flags: |
||
31 | halyavin | 2248 | cmp byte [esi],1Ch |
157 | heavyiron | 2249 | je coff_section_alignment |
2250 | cmp byte [esi],19h |
||
2251 | jne coff_section_settings_ok |
||
2252 | inc esi |
||
2253 | lods byte [esi] |
||
2254 | bt [format_flags],0 |
||
2255 | jc coff_section_flag_ok |
||
2256 | cmp al,7 |
||
2257 | ja invalid_argument |
||
2258 | coff_section_flag_ok: |
||
31 | halyavin | 2259 | mov cl,al |
157 | heavyiron | 2260 | mov eax,1 |
2261 | shl eax,cl |
||
2262 | test dword [ebx+14h],eax |
||
2263 | jnz setting_already_specified |
||
2264 | or dword [ebx+14h],eax |
||
2265 | jmp coff_section_flags |
||
2266 | coff_section_alignment: |
||
31 | halyavin | 2267 | bt [format_flags],0 |
157 | heavyiron | 2268 | jnc invalid_argument |
2269 | inc esi |
||
2270 | lods byte [esi] |
||
2271 | or al,al |
||
2272 | jnz invalid_argument |
||
2273 | lods byte [esi] |
||
2274 | cmp al,'(' |
||
2275 | jne invalid_argument |
||
2276 | cmp byte [esi],'.' |
||
2277 | je invalid_value |
||
2278 | push ebx |
||
2279 | call get_dword_value |
||
2280 | pop ebx |
||
2281 | cmp [value_type],0 |
||
2282 | jne invalid_use_of_symbol |
||
2283 | mov edx,eax |
||
2284 | dec edx |
||
2285 | test eax,edx |
||
2286 | jnz invalid_value |
||
2287 | or eax,eax |
||
2288 | jz invalid_value |
||
2289 | cmp eax,2000h |
||
2290 | ja invalid_value |
||
2291 | bsf edx,eax |
||
2292 | inc edx |
||
2293 | shl edx,20 |
||
2294 | or [ebx+14h],edx |
||
2295 | xchg [ebx+10h],eax |
||
2296 | or eax,eax |
||
2297 | jnz setting_already_specified |
||
2298 | jmp coff_section_flags |
||
2299 | coff_section_settings_ok: |
||
31 | halyavin | 2300 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2301 | jne instruction_assembled |
2302 | mov dword [ebx+10h],4 |
||
2303 | bt [format_flags],0 |
||
2304 | jnc instruction_assembled |
||
2305 | or dword [ebx+14h],300000h |
||
2306 | jmp instruction_assembled |
||
2307 | close_coff_section: |
||
31 | halyavin | 2308 | mov ebx,[current_section] |
157 | heavyiron | 2309 | mov eax,edi |
2310 | mov edx,[ebx+8] |
||
2311 | sub eax,edx |
||
2312 | mov [ebx+0Ch],eax |
||
2313 | xor eax,eax |
||
2314 | xchg [undefined_data_end],eax |
||
2315 | cmp eax,edi |
||
2316 | jne coff_section_ok |
||
2317 | cmp edx,[undefined_data_start] |
||
2318 | jne coff_section_ok |
||
2319 | mov edi,edx |
||
2320 | or byte [ebx+14h],80h |
||
2321 | coff_section_ok: |
||
31 | halyavin | 2322 | ret |
157 | heavyiron | 2323 | mark_coff_relocation: |
31 | halyavin | 2324 | cmp [value_type],3 |
157 | heavyiron | 2325 | je coff_relocation_relative |
2326 | push ebx eax |
||
2327 | test [format_flags],8 |
||
2328 | jnz coff_64bit_relocation |
||
2329 | mov al,6 |
||
2330 | jmp coff_relocation |
||
2331 | coff_64bit_relocation: |
||
31 | halyavin | 2332 | mov al,1 |
157 | heavyiron | 2333 | cmp [value_type],4 |
2334 | je coff_relocation |
||
2335 | mov al,2 |
||
2336 | jmp coff_relocation |
||
2337 | coff_relocation_relative: |
||
31 | halyavin | 2338 | push ebx |
157 | heavyiron | 2339 | bt [format_flags],0 |
2340 | jnc relative_ok |
||
2341 | mov ebx,[current_section] |
||
2342 | mov ebx,[ebx+8] |
||
2343 | sub ebx,edi |
||
2344 | sub eax,ebx |
||
2345 | add eax,4 |
||
2346 | relative_ok: |
||
31 | halyavin | 2347 | push eax |
157 | heavyiron | 2348 | mov al,20 |
2349 | test [format_flags],8 |
||
2350 | jnz relative_coff_64bit_relocation |
||
2351 | cmp [labels_type],2 |
||
2352 | jne invalid_use_of_symbol |
||
2353 | jmp coff_relocation |
||
2354 | relative_coff_64bit_relocation: |
||
31 | halyavin | 2355 | mov al,4 |
157 | heavyiron | 2356 | cmp [labels_type],4 |
2357 | jne invalid_use_of_symbol |
||
2358 | coff_relocation: |
||
31 | halyavin | 2359 | mov ebx,[free_additional_memory] |
157 | heavyiron | 2360 | add ebx,0Ch |
2361 | cmp ebx,[structures_buffer] |
||
2362 | jae out_of_memory |
||
2363 | mov [free_additional_memory],ebx |
||
2364 | mov byte [ebx-0Ch],al |
||
2365 | mov eax,[current_section] |
||
2366 | mov eax,[eax+8] |
||
2367 | neg eax |
||
2368 | add eax,edi |
||
2369 | mov [ebx-0Ch+4],eax |
||
2370 | mov eax,[symbol_identifier] |
||
2371 | mov [ebx-0Ch+8],eax |
||
2372 | pop eax ebx |
||
2373 | ret |
||
2374 | close_coff: |
||
31 | halyavin | 2375 | call close_coff_section |
157 | heavyiron | 2376 | cmp [next_pass_needed],0 |
2377 | je coff_closed |
||
2378 | mov eax,[symbols_stream] |
||
2379 | mov [free_additional_memory],eax |
||
2380 | coff_closed: |
||
31 | halyavin | 2381 | ret |
157 | heavyiron | 2382 | coff_formatter: |
31 | halyavin | 2383 | sub edi,[code_start] |
157 | heavyiron | 2384 | mov [code_size],edi |
2385 | call prepare_default_section |
||
2386 | mov edi,[free_additional_memory] |
||
2387 | mov ebx,edi |
||
2388 | mov ecx,28h shr 2 |
||
2389 | imul ecx,[number_of_sections] |
||
2390 | add ecx,14h shr 2 |
||
2391 | lea eax,[edi+ecx*4] |
||
2392 | cmp eax,[structures_buffer] |
||
2393 | jae out_of_memory |
||
2394 | xor eax,eax |
||
2395 | rep stos dword [edi] |
||
2396 | mov word [ebx],14Ch |
||
2397 | test [format_flags],8 |
||
2398 | jz coff_magic_ok |
||
2399 | mov word [ebx],8664h |
||
2400 | coff_magic_ok: |
||
31 | halyavin | 2401 | mov word [ebx+12h],104h |
157 | heavyiron | 2402 | bt [format_flags],0 |
2403 | jnc coff_flags_ok |
||
2404 | or byte [ebx+12h],80h |
||
2405 | coff_flags_ok: |
||
31 | halyavin | 2406 | push ebx |
157 | heavyiron | 2407 | call make_timestamp |
2408 | pop ebx |
||
2409 | mov [ebx+4],eax |
||
2410 | mov eax,[number_of_sections] |
||
2411 | mov [ebx+2],ax |
||
2412 | mov esi,[symbols_stream] |
||
2413 | xor eax,eax |
||
2414 | xor ecx,ecx |
||
2415 | enumerate_symbols: |
||
31 | halyavin | 2416 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2417 | je symbols_enumerated |
2418 | mov dl,[esi] |
||
2419 | or dl,dl |
||
2420 | jz enumerate_section |
||
2421 | cmp dl,0C0h |
||
624 | heavyiron | 2422 | jae enumerate_public |
2423 | cmp dl,80h |
||
157 | heavyiron | 2424 | jae enumerate_extrn |
624 | heavyiron | 2425 | add esi,0Ch |
157 | heavyiron | 2426 | jmp enumerate_symbols |
2427 | enumerate_section: |
||
31 | halyavin | 2428 | mov edx,eax |
157 | heavyiron | 2429 | shl edx,8 |
2430 | mov [esi],edx |
||
2431 | inc eax |
||
2432 | inc ecx |
||
2433 | mov [esi+1Eh],cx |
||
2434 | add esi,20h |
||
2435 | jmp enumerate_symbols |
||
2436 | enumerate_public: |
||
31 | halyavin | 2437 | mov edx,eax |
157 | heavyiron | 2438 | shl edx,8 |
2439 | mov dl,[esi] |
||
624 | heavyiron | 2440 | mov [esi],edx |
157 | heavyiron | 2441 | mov edx,[esi+8] |
2442 | add esi,10h |
||
2443 | inc eax |
||
2444 | cmp byte [edx+11],2 |
||
2445 | jne enumerate_symbols |
||
2446 | mov edx,[edx+20] |
||
2447 | cmp byte [edx],0C0h |
||
624 | heavyiron | 2448 | jae enumerate_symbols |
2449 | cmp byte [edx],80h |
||
2450 | jb enumerate_symbols |
||
2451 | inc eax |
||
157 | heavyiron | 2452 | jmp enumerate_symbols |
2453 | enumerate_extrn: |
||
31 | halyavin | 2454 | mov edx,eax |
157 | heavyiron | 2455 | shl edx,8 |
2456 | mov dl,[esi] |
||
624 | heavyiron | 2457 | mov [esi],edx |
157 | heavyiron | 2458 | add esi,0Ch |
2459 | inc eax |
||
2460 | jmp enumerate_symbols |
||
2461 | prepare_default_section: |
||
31 | halyavin | 2462 | mov ebx,[symbols_stream] |
157 | heavyiron | 2463 | cmp dword [ebx+0Ch],0 |
2464 | jne default_section_ok |
||
2465 | cmp [number_of_sections],0 |
||
2466 | je default_section_ok |
||
2467 | mov edx,ebx |
||
2468 | find_references_to_default_section: |
||
31 | halyavin | 2469 | cmp ebx,[free_additional_memory] |
157 | heavyiron | 2470 | jne check_reference |
2471 | add [symbols_stream],20h |
||
2472 | ret |
||
2473 | check_reference: |
||
31 | halyavin | 2474 | mov al,[ebx] |
157 | heavyiron | 2475 | or al,al |
2476 | jz skip_other_section |
||
2477 | cmp al,0C0h |
||
624 | heavyiron | 2478 | jae check_public_reference |
2479 | cmp al,80h |
||
157 | heavyiron | 2480 | jae next_reference |
624 | heavyiron | 2481 | cmp edx,[ebx+8] |
157 | heavyiron | 2482 | je default_section_ok |
2483 | next_reference: |
||
31 | halyavin | 2484 | add ebx,0Ch |
157 | heavyiron | 2485 | jmp find_references_to_default_section |
2486 | check_public_reference: |
||
31 | halyavin | 2487 | mov eax,[ebx+8] |
157 | heavyiron | 2488 | add ebx,10h |
2489 | test byte [eax+8],1 |
||
2490 | jz find_references_to_default_section |
||
2491 | mov cx,[current_pass] |
||
2492 | cmp cx,[eax+16] |
||
2493 | jne find_references_to_default_section |
||
2494 | cmp edx,[eax+20] |
||
2495 | je default_section_ok |
||
2496 | jmp find_references_to_default_section |
||
2497 | skip_other_section: |
||
31 | halyavin | 2498 | add ebx,20h |
157 | heavyiron | 2499 | jmp find_references_to_default_section |
2500 | default_section_ok: |
||
31 | halyavin | 2501 | inc [number_of_sections] |
157 | heavyiron | 2502 | ret |
2503 | symbols_enumerated: |
||
31 | halyavin | 2504 | mov [ebx+0Ch],eax |
157 | heavyiron | 2505 | mov ebp,edi |
2506 | sub ebp,ebx |
||
2507 | push ebp |
||
2508 | lea edi,[ebx+14h] |
||
2509 | mov esi,[symbols_stream] |
||
2510 | find_section: |
||
31 | halyavin | 2511 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2512 | je sections_finished |
2513 | mov al,[esi] |
||
2514 | or al,al |
||
2515 | jz section_found |
||
2516 | add esi,0Ch |
||
2517 | cmp al,0C0h |
||
624 | heavyiron | 2518 | jb find_section |
2519 | add esi,4 |
||
157 | heavyiron | 2520 | jmp find_section |
2521 | section_found: |
||
31 | halyavin | 2522 | push esi edi |
157 | heavyiron | 2523 | mov esi,[esi+4] |
2524 | or esi,esi |
||
2525 | jz default_section |
||
2526 | mov ecx,[esi] |
||
2527 | add esi,4 |
||
2528 | rep movs byte [edi],[esi] |
||
2529 | jmp section_name_ok |
||
2530 | default_section: |
||
31 | halyavin | 2531 | mov al,'.' |
157 | heavyiron | 2532 | stos byte [edi] |
2533 | mov eax,'flat' |
||
2534 | stos dword [edi] |
||
2535 | section_name_ok: |
||
31 | halyavin | 2536 | pop edi esi |
157 | heavyiron | 2537 | mov eax,[esi+0Ch] |
2538 | mov [edi+10h],eax |
||
2539 | mov eax,[esi+14h] |
||
2540 | mov [edi+24h],eax |
||
2541 | test al,80h |
||
2542 | jnz section_ptr_ok |
||
2543 | mov eax,[esi+8] |
||
2544 | sub eax,[code_start] |
||
2545 | add eax,ebp |
||
2546 | mov [edi+14h],eax |
||
2547 | section_ptr_ok: |
||
31 | halyavin | 2548 | mov ebx,[code_start] |
157 | heavyiron | 2549 | mov edx,[code_size] |
2550 | add ebx,edx |
||
2551 | add edx,ebp |
||
2552 | xor ecx,ecx |
||
2553 | add esi,20h |
||
2554 | find_relocations: |
||
31 | halyavin | 2555 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2556 | je section_relocations_done |
2557 | mov al,[esi] |
||
2558 | or al,al |
||
2559 | jz section_relocations_done |
||
2560 | cmp al,80h |
||
2561 | jb add_relocation |
||
2562 | cmp al,0C0h |
||
624 | heavyiron | 2563 | jb next_relocation |
2564 | add esi,10h |
||
157 | heavyiron | 2565 | jmp find_relocations |
2566 | add_relocation: |
||
31 | halyavin | 2567 | lea eax,[ebx+0Ah] |
157 | heavyiron | 2568 | cmp eax,[display_buffer] |
2569 | ja out_of_memory |
||
2570 | mov eax,[esi+4] |
||
2571 | mov [ebx],eax |
||
2572 | mov eax,[esi+8] |
||
2573 | mov eax,[eax] |
||
2574 | shr eax,8 |
||
2575 | mov [ebx+4],eax |
||
2576 | movzx ax,byte [esi] |
||
2577 | mov [ebx+8],ax |
||
2578 | add ebx,0Ah |
||
2579 | inc ecx |
||
2580 | next_relocation: |
||
31 | halyavin | 2581 | add esi,0Ch |
157 | heavyiron | 2582 | jmp find_relocations |
2583 | section_relocations_done: |
||
31 | halyavin | 2584 | cmp ecx,10000h |
157 | heavyiron | 2585 | jb section_relocations_count_16bit |
2586 | bt [format_flags],0 |
||
2587 | jnc format_limitations_exceeded |
||
2588 | mov word [edi+20h],0FFFFh |
||
2589 | or dword [edi+24h],1000000h |
||
2590 | mov [edi+18h],edx |
||
2591 | push esi edi |
||
2592 | push ecx |
||
2593 | lea esi,[ebx-1] |
||
2594 | add ebx,0Ah |
||
2595 | lea edi,[ebx-1] |
||
2596 | imul ecx,0Ah |
||
2597 | std |
||
2598 | rep movs byte [edi],[esi] |
||
2599 | cld |
||
2600 | pop ecx |
||
2601 | inc esi |
||
2602 | inc ecx |
||
2603 | mov [esi],ecx |
||
2604 | xor eax,eax |
||
2605 | mov [esi+4],eax |
||
2606 | mov [esi+8],ax |
||
2607 | pop edi esi |
||
2608 | jmp section_relocations_ok |
||
2609 | section_relocations_count_16bit: |
||
31 | halyavin | 2610 | mov [edi+20h],cx |
157 | heavyiron | 2611 | jcxz section_relocations_ok |
2612 | mov [edi+18h],edx |
||
2613 | section_relocations_ok: |
||
31 | halyavin | 2614 | sub ebx,[code_start] |
157 | heavyiron | 2615 | mov [code_size],ebx |
2616 | add edi,28h |
||
2617 | jmp find_section |
||
2618 | sections_finished: |
||
31 | halyavin | 2619 | mov edx,[free_additional_memory] |
157 | heavyiron | 2620 | mov ebx,[code_size] |
2621 | add ebp,ebx |
||
2622 | mov [edx+8],ebp |
||
2623 | add ebx,[code_start] |
||
2624 | mov edi,ebx |
||
2625 | mov ecx,[edx+0Ch] |
||
2626 | imul ecx,12h shr 1 |
||
2627 | xor eax,eax |
||
2628 | shr ecx,1 |
||
2629 | jnc zero_symbols_table |
||
2630 | stos word [edi] |
||
2631 | zero_symbols_table: |
||
31 | halyavin | 2632 | rep stos dword [edi] |
157 | heavyiron | 2633 | mov edx,edi |
2634 | stos dword [edi] |
||
2635 | mov esi,[symbols_stream] |
||
2636 | make_symbols_table: |
||
109 | heavyiron | 2637 | cmp esi,[free_additional_memory] |
157 | heavyiron | 2638 | je symbols_table_ok |
2639 | mov al,[esi] |
||
2640 | cmp al,0C0h |
||
624 | heavyiron | 2641 | jae add_public_symbol |
2642 | cmp al,80h |
||
157 | heavyiron | 2643 | jae add_extrn_symbol |
624 | heavyiron | 2644 | or al,al |
157 | heavyiron | 2645 | jz add_section_symbol |
2646 | add esi,0Ch |
||
2647 | jmp make_symbols_table |
||
2648 | add_section_symbol: |
||
31 | halyavin | 2649 | call store_symbol_name |
157 | heavyiron | 2650 | movzx eax,word [esi+1Eh] |
2651 | mov [ebx+0Ch],ax |
||
2652 | mov byte [ebx+10h],3 |
||
2653 | add esi,20h |
||
2654 | add ebx,12h |
||
2655 | jmp make_symbols_table |
||
2656 | add_extrn_symbol: |
||
31 | halyavin | 2657 | call store_symbol_name |
157 | heavyiron | 2658 | mov byte [ebx+10h],2 |
2659 | add esi,0Ch |
||
2660 | add ebx,12h |
||
2661 | jmp make_symbols_table |
||
2662 | add_public_symbol: |
||
31 | halyavin | 2663 | call store_symbol_name |
157 | heavyiron | 2664 | mov eax,[esi+0Ch] |
2665 | mov [current_line],eax |
||
2666 | mov eax,[esi+8] |
||
2667 | test byte [eax+8],1 |
||
2668 | jz undefined_symbol |
||
2669 | mov cx,[current_pass] |
||
2670 | cmp cx,[eax+16] |
||
2671 | jne undefined_symbol |
||
2672 | mov cl,[eax+11] |
||
2673 | or cl,cl |
||
2674 | jz public_constant |
||
2675 | test [format_flags],8 |
||
2676 | jnz check_64bit_public_symbol |
||
2677 | cmp cl,2 |
||
2678 | je public_symbol_type_ok |
||
2679 | jmp invalid_use_of_symbol |
||
2680 | check_64bit_public_symbol: |
||
31 | halyavin | 2681 | cmp cl,4 |
157 | heavyiron | 2682 | jne invalid_use_of_symbol |
2683 | public_symbol_type_ok: |
||
31 | halyavin | 2684 | mov ecx,[eax+20] |
157 | heavyiron | 2685 | cmp byte [ecx],80h |
624 | heavyiron | 2686 | je alias_symbol |
157 | heavyiron | 2687 | cmp byte [ecx],0 |
2688 | jne invalid_use_of_symbol |
||
2689 | mov cx,[ecx+1Eh] |
||
2690 | mov [ebx+0Ch],cx |
||
2691 | public_symbol_section_ok: |
||
31 | halyavin | 2692 | cmp dword [eax+4],0 |
157 | heavyiron | 2693 | je store_public_symbol |
2694 | cmp dword [eax+4],-1 |
||
2695 | jne value_out_of_range |
||
2696 | bt dword [eax],31 |
||
2697 | jnc value_out_of_range |
||
2698 | store_public_symbol: |
||
31 | halyavin | 2699 | mov eax,[eax] |
157 | heavyiron | 2700 | mov [ebx+8],eax |
2701 | mov al,2 |
||
624 | heavyiron | 2702 | cmp byte [esi],0C0h |
2703 | je store_symbol_class |
||
2704 | inc al |
||
2705 | cmp byte [esi],0C1h |
||
2706 | je store_symbol_class |
||
2707 | mov al,105 |
||
2708 | store_symbol_class: |
||
2709 | mov byte [ebx+10h],al |
||
2710 | add esi,10h |
||
157 | heavyiron | 2711 | add ebx,12h |
2712 | jmp make_symbols_table |
||
2713 | alias_symbol: |
||
31 | halyavin | 2714 | bt [format_flags],0 |
157 | heavyiron | 2715 | jnc invalid_use_of_symbol |
2716 | mov ecx,[eax] |
||
2717 | or ecx,[eax+4] |
||
2718 | jnz invalid_use_of_symbol |
||
2719 | mov byte [ebx+10h],69h |
||
2720 | mov byte [ebx+11h],1 |
||
2721 | add ebx,12h |
||
2722 | mov ecx,[eax+20] |
||
2723 | mov ecx,[ecx] |
||
2724 | shr ecx,8 |
||
2725 | mov [ebx],ecx |
||
2726 | mov byte [ebx+4],3 |
||
2727 | add esi,10h |
||
2728 | add ebx,12h |
||
2729 | jmp make_symbols_table |
||
2730 | public_constant: |
||
31 | halyavin | 2731 | mov word [ebx+0Ch],0FFFFh |
157 | heavyiron | 2732 | jmp public_symbol_section_ok |
2733 | symbols_table_ok: |
||
31 | halyavin | 2734 | mov eax,edi |
157 | heavyiron | 2735 | sub eax,edx |
2736 | mov [edx],eax |
||
2737 | sub edi,[code_start] |
||
2738 | mov [code_size],edi |
||
2739 | mov [written_size],0 |
||
2740 | mov edx,[output_file] |
||
2741 | call create |
||
2742 | jc write_failed |
||
2743 | mov edx,[free_additional_memory] |
||
2744 | pop ecx |
||
2745 | add [written_size],ecx |
||
2746 | call write |
||
2747 | jc write_failed |
||
2748 | jmp write_output |
||
2749 | store_symbol_name: |
||
31 | halyavin | 2750 | push esi |
157 | heavyiron | 2751 | mov esi,[esi+4] |
2752 | or esi,esi |
||
2753 | jz default_name |
||
2754 | lods dword [esi] |
||
2755 | mov ecx,eax |
||
2756 | cmp ecx,8 |
||
2757 | ja add_string |
||
2758 | push edi |
||
2759 | mov edi,ebx |
||
2760 | rep movs byte [edi],[esi] |
||
2761 | pop edi esi |
||
2762 | ret |
||
2763 | default_name: |
||
31 | halyavin | 2764 | mov dword [ebx],'.fla' |
157 | heavyiron | 2765 | mov dword [ebx+4],'t' |
2766 | pop esi |
||
2767 | ret |
||
2768 | add_string: |
||
31 | halyavin | 2769 | mov eax,edi |
157 | heavyiron | 2770 | sub eax,edx |
2771 | mov [ebx+4],eax |
||
2772 | inc ecx |
||
2773 | rep movs byte [edi],[esi] |
||
2774 | pop esi |
||
2775 | ret |
||
2776 | |||
31 | halyavin | 2777 | |
2778 | test [format_flags],8 |
||
157 | heavyiron | 2779 | jnz format_elf64 |
2780 | mov edx,edi |
||
2781 | mov ecx,34h shr 2 |
||
2782 | lea eax,[edi+ecx*4] |
||
2783 | cmp eax,[display_buffer] |
||
2784 | jae out_of_memory |
||
2785 | xor eax,eax |
||
2786 | rep stos dword [edi] |
||
2787 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2788 | mov al,1 |
||
2789 | mov [edx+4],al |
||
2790 | mov [edx+5],al |
||
2791 | mov [edx+6],al |
||
2792 | mov [edx+14h],al |
||
2793 | mov byte [edx+12h],3 |
||
2794 | mov byte [edx+28h],34h |
||
2795 | mov byte [edx+2Eh],28h |
||
2796 | mov [code_type],32 |
||
2797 | cmp word [esi],1D19h |
||
2798 | je format_elf_exe |
||
2799 | mov [labels_type],2 |
||
2800 | elf_header_ok: |
||
31 | halyavin | 2801 | mov byte [edx+10h],1 |
157 | heavyiron | 2802 | mov eax,[additional_memory] |
2803 | mov [symbols_stream],eax |
||
2804 | mov ebx,eax |
||
2805 | add eax,20h |
||
2806 | cmp eax,[structures_buffer] |
||
2807 | jae out_of_memory |
||
2808 | mov [free_additional_memory],eax |
||
2809 | xor eax,eax |
||
2810 | mov [current_section],ebx |
||
2811 | mov [number_of_sections],eax |
||
2812 | mov dword [org_origin],edi |
||
2813 | mov dword [org_origin+4],eax |
||
2814 | mov [org_registers],eax |
||
2815 | mov [org_start],edi |
||
2816 | mov [org_symbol],ebx |
||
2817 | mov [ebx],al |
||
2818 | mov [ebx+4],eax |
||
2819 | mov [ebx+8],edi |
||
2820 | mov al,111b |
||
2821 | mov [ebx+14h],eax |
||
2822 | mov al,4 |
||
2823 | mov [ebx+10h],eax |
||
2824 | test [format_flags],8 |
||
2825 | jz format_defined |
||
607 | heavyiron | 2826 | mov byte [ebx+10h],8 |
157 | heavyiron | 2827 | jmp format_defined |
607 | heavyiron | 2828 | format_elf64: |
31 | halyavin | 2829 | mov edx,edi |
157 | heavyiron | 2830 | mov ecx,40h shr 2 |
2831 | lea eax,[edi+ecx*4] |
||
2832 | cmp eax,[display_buffer] |
||
2833 | jae out_of_memory |
||
2834 | xor eax,eax |
||
2835 | rep stos dword [edi] |
||
2836 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2837 | mov al,1 |
||
2838 | mov [edx+5],al |
||
2839 | mov [edx+6],al |
||
2840 | mov [edx+14h],al |
||
2841 | mov byte [edx+4],2 |
||
2842 | mov byte [edx+12h],62 |
||
2843 | mov byte [edx+34h],40h |
||
2844 | mov byte [edx+3Ah],40h |
||
2845 | mov [code_type],64 |
||
2846 | cmp word [esi],1D19h |
||
2847 | je format_elf64_exe |
||
2848 | mov [labels_type],4 |
||
2849 | jmp elf_header_ok |
||
2850 | elf_section: |
||
31 | halyavin | 2851 | bt [format_flags],0 |
157 | heavyiron | 2852 | jc illegal_instruction |
2853 | call close_coff_section |
||
2854 | mov ebx,[free_additional_memory] |
||
2855 | lea eax,[ebx+20h] |
||
2856 | cmp eax,[structures_buffer] |
||
2857 | jae out_of_memory |
||
2858 | mov [free_additional_memory],eax |
||
2859 | mov [current_section],ebx |
||
2860 | inc word [number_of_sections] |
||
2861 | jz format_limitations_exceeded |
||
2862 | xor eax,eax |
||
2863 | mov [ebx],al |
||
2864 | mov [ebx+8],edi |
||
2865 | mov dword [org_origin],edi |
||
2866 | mov dword [org_origin+4],0 |
||
2867 | mov [org_registers],0 |
||
2868 | mov [org_start],edi |
||
2869 | mov [org_symbol],ebx |
||
2870 | test [format_flags],8 |
||
2871 | jnz elf64_labels_type |
||
2872 | mov [labels_type],2 |
||
2873 | jmp elf_labels_type_ok |
||
2874 | elf64_labels_type: |
||
31 | halyavin | 2875 | mov [labels_type],4 |
157 | heavyiron | 2876 | elf_labels_type_ok: |
31 | halyavin | 2877 | mov [ebx+10h],eax |
157 | heavyiron | 2878 | mov al,10b |
2879 | mov [ebx+14h],eax |
||
2880 | lods word [esi] |
||
2881 | cmp ax,'(' |
||
2882 | jne invalid_argument |
||
2883 | mov [ebx+4],esi |
||
2884 | mov ecx,[esi] |
||
2885 | lea esi,[esi+4+ecx+1] |
||
2886 | elf_section_flags: |
||
31 | halyavin | 2887 | cmp byte [esi],1Ch |
157 | heavyiron | 2888 | je elf_section_alignment |
2889 | cmp byte [esi],19h |
||
2890 | jne elf_section_settings_ok |
||
2891 | inc esi |
||
2892 | lods byte [esi] |
||
2893 | sub al,28 |
||
2894 | xor al,11b |
||
2895 | test al,not 10b |
||
2896 | jnz invalid_argument |
||
2897 | mov cl,al |
||
2898 | mov al,1 |
||
2899 | shl al,cl |
||
2900 | test byte [ebx+14h],al |
||
2901 | jnz setting_already_specified |
||
2902 | or byte [ebx+14h],al |
||
2903 | jmp elf_section_flags |
||
2904 | elf_section_alignment: |
||
31 | halyavin | 2905 | inc esi |
157 | heavyiron | 2906 | lods byte [esi] |
2907 | or al,al |
||
2908 | jnz invalid_argument |
||
2909 | lods byte [esi] |
||
2910 | cmp al,'(' |
||
2911 | jne invalid_argument |
||
2912 | cmp byte [esi],'.' |
||
2913 | je invalid_value |
||
2914 | push ebx |
||
2915 | call get_dword_value |
||
2916 | pop ebx |
||
2917 | cmp [value_type],0 |
||
2918 | jne invalid_use_of_symbol |
||
2919 | mov edx,eax |
||
2920 | dec edx |
||
2921 | test eax,edx |
||
2922 | jnz invalid_value |
||
2923 | or eax,eax |
||
2924 | jz invalid_value |
||
2925 | xchg [ebx+10h],eax |
||
2926 | or eax,eax |
||
2927 | jnz setting_already_specified |
||
2928 | jmp elf_section_flags |
||
2929 | elf_section_settings_ok: |
||
31 | halyavin | 2930 | cmp dword [ebx+10h],0 |
157 | heavyiron | 2931 | jne instruction_assembled |
2932 | mov dword [ebx+10h],4 |
||
2933 | test [format_flags],8 |
||
2934 | jz instruction_assembled |
||
2935 | mov byte [ebx+10h],8 |
||
2936 | jmp instruction_assembled |
||
2937 | mark_elf_relocation: |
||
31 | halyavin | 2938 | cmp [value_type],3 |
157 | heavyiron | 2939 | je elf_relocation_relative |
2940 | cmp [value_type],7 |
||
174 | heavyiron | 2941 | je elf_relocation_relative |
2942 | push ebx eax |
||
157 | heavyiron | 2943 | cmp [value_type],5 |
174 | heavyiron | 2944 | je elf_gotoff_relocation |
157 | heavyiron | 2945 | ja invalid_use_of_symbol |
174 | heavyiron | 2946 | mov al,1 ; R_386_32 / R_AMD64_64 |
2947 | test [format_flags],8 |
||
157 | heavyiron | 2948 | jz coff_relocation |
2949 | cmp [value_type],4 |
||
2950 | je coff_relocation |
||
2951 | mov al,11 ; R_AMD64_32S |
||
174 | heavyiron | 2952 | jmp coff_relocation |
157 | heavyiron | 2953 | elf_gotoff_relocation: |
109 | heavyiron | 2954 | test [format_flags],8 |
174 | heavyiron | 2955 | jnz invalid_use_of_symbol |
2956 | mov al,9 ; R_386_GOTOFF |
||
2957 | jmp coff_relocation |
||
157 | heavyiron | 2958 | elf_relocation_relative: |
31 | halyavin | 2959 | cmp [labels_type],0 |
157 | heavyiron | 2960 | je invalid_use_of_symbol |
2961 | push ebx |
||
2962 | mov ebx,[current_section] |
||
2963 | mov ebx,[ebx+8] |
||
2964 | sub ebx,edi |
||
2965 | sub eax,ebx |
||
2966 | push eax |
||
2967 | mov al,2 ; R_386_PC32 / R_AMD64_PC32 |
||
174 | heavyiron | 2968 | cmp [value_type],3 |
2969 | je coff_relocation |
||
2970 | mov al,4 ; R_386_PLT32 / R_AMD64_PLT32 |
||
2971 | jmp coff_relocation |
||
157 | heavyiron | 2972 | close_elf: |
31 | halyavin | 2973 | bt [format_flags],0 |
157 | heavyiron | 2974 | jc close_elf_exe |
2975 | call close_coff_section |
||
2976 | cmp [next_pass_needed],0 |
||
2977 | je elf_closed |
||
2978 | mov eax,[symbols_stream] |
||
2979 | mov [free_additional_memory],eax |
||
2980 | elf_closed: |
||
31 | halyavin | 2981 | ret |
157 | heavyiron | 2982 | elf_formatter: |
31 | halyavin | 2983 | push edi |
157 | heavyiron | 2984 | call prepare_default_section |
2985 | mov esi,[symbols_stream] |
||
2986 | mov edi,[free_additional_memory] |
||
2987 | xor eax,eax |
||
2988 | mov ecx,4 |
||
2989 | rep stos dword [edi] |
||
2990 | test [format_flags],8 |
||
2991 | jz find_first_section |
||
2992 | mov ecx,2 |
||
2993 | rep stos dword [edi] |
||
2994 | find_first_section: |
||
31 | halyavin | 2995 | mov al,[esi] |
157 | heavyiron | 2996 | or al,al |
2997 | jz first_section_found |
||
2998 | cmp al,0C0h |
||
624 | heavyiron | 2999 | jb skip_other_symbol |
3000 | add esi,4 |
||
157 | heavyiron | 3001 | skip_other_symbol: |
31 | halyavin | 3002 | add esi,0Ch |
157 | heavyiron | 3003 | jmp find_first_section |
3004 | first_section_found: |
||
31 | halyavin | 3005 | mov ebx,esi |
157 | heavyiron | 3006 | mov ebp,esi |
3007 | add esi,20h |
||
3008 | xor ecx,ecx |
||
3009 | xor edx,edx |
||
3010 | find_next_section: |
||
31 | halyavin | 3011 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3012 | je make_section_symbol |
3013 | mov al,[esi] |
||
3014 | or al,al |
||
3015 | jz make_section_symbol |
||
3016 | cmp al,0C0h |
||
624 | heavyiron | 3017 | jae skip_public |
3018 | cmp al,80h |
||
157 | heavyiron | 3019 | jae skip_extrn |
624 | heavyiron | 3020 | or byte [ebx+14h],40h |
157 | heavyiron | 3021 | skip_extrn: |
31 | halyavin | 3022 | add esi,0Ch |
157 | heavyiron | 3023 | jmp find_next_section |
3024 | skip_public: |
||
31 | halyavin | 3025 | add esi,10h |
157 | heavyiron | 3026 | jmp find_next_section |
3027 | make_section_symbol: |
||
31 | halyavin | 3028 | mov eax,edi |
157 | heavyiron | 3029 | xchg eax,[ebx+4] |
3030 | stos dword [edi] |
||
3031 | test [format_flags],8 |
||
3032 | jnz elf64_section_symbol |
||
3033 | xor eax,eax |
||
3034 | stos dword [edi] |
||
3035 | stos dword [edi] |
||
3036 | call store_section_index |
||
3037 | jmp section_symbol_ok |
||
3038 | store_section_index: |
||
31 | halyavin | 3039 | inc ecx |
157 | heavyiron | 3040 | mov eax,ecx |
3041 | shl eax,8 |
||
3042 | mov [ebx],eax |
||
3043 | inc dx |
||
3044 | jz format_limitations_exceeded |
||
3045 | mov eax,edx |
||
3046 | shl eax,16 |
||
3047 | mov al,3 |
||
3048 | test byte [ebx+14h],40h |
||
3049 | jz section_index_ok |
||
3050 | or ah,-1 |
||
3051 | inc dx |
||
3052 | jz format_limitations_exceeded |
||
3053 | section_index_ok: |
||
31 | halyavin | 3054 | stos dword [edi] |
157 | heavyiron | 3055 | ret |
3056 | elf64_section_symbol: |
||
31 | halyavin | 3057 | call store_section_index |
157 | heavyiron | 3058 | xor eax,eax |
3059 | stos dword [edi] |
||
3060 | stos dword [edi] |
||
3061 | stos dword [edi] |
||
3062 | stos dword [edi] |
||
3063 | section_symbol_ok: |
||
31 | halyavin | 3064 | mov ebx,esi |
157 | heavyiron | 3065 | add esi,20h |
3066 | cmp ebx,[free_additional_memory] |
||
3067 | jne find_next_section |
||
3068 | inc dx |
||
3069 | jz format_limitations_exceeded |
||
3070 | mov [current_section],edx |
||
3071 | mov esi,[symbols_stream] |
||
3072 | find_other_symbols: |
||
31 | halyavin | 3073 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3074 | je elf_symbol_table_ok |
3075 | mov al,[esi] |
||
3076 | or al,al |
||
3077 | jz skip_section |
||
3078 | cmp al,0C0h |
||
624 | heavyiron | 3079 | jae make_public_symbol |
3080 | cmp al,80h |
||
157 | heavyiron | 3081 | jae make_extrn_symbol |
624 | heavyiron | 3082 | add esi,0Ch |
157 | heavyiron | 3083 | jmp find_other_symbols |
3084 | skip_section: |
||
31 | halyavin | 3085 | add esi,20h |
157 | heavyiron | 3086 | jmp find_other_symbols |
3087 | make_public_symbol: |
||
31 | halyavin | 3088 | mov eax,[esi+0Ch] |
157 | heavyiron | 3089 | mov [current_line],eax |
3090 | cmp byte [esi],0C0h |
||
624 | heavyiron | 3091 | jne invalid_argument |
3092 | mov ebx,[esi+8] |
||
157 | heavyiron | 3093 | test byte [ebx+8],1 |
3094 | jz undefined_symbol |
||
3095 | mov ax,[current_pass] |
||
3096 | cmp ax,[ebx+16] |
||
3097 | jne undefined_symbol |
||
3098 | mov dl,[ebx+11] |
||
3099 | or dl,dl |
||
3100 | jz public_absolute |
||
3101 | mov eax,[ebx+20] |
||
3102 | cmp byte [eax],0 |
||
3103 | jne invalid_use_of_symbol |
||
3104 | mov eax,[eax+4] |
||
3105 | test [format_flags],8 |
||
3106 | jnz elf64_public |
||
3107 | cmp dl,2 |
||
3108 | jne invalid_use_of_symbol |
||
3109 | mov dx,[eax+0Eh] |
||
3110 | jmp section_for_public_ok |
||
3111 | elf64_public: |
||
31 | halyavin | 3112 | cmp dl,4 |
157 | heavyiron | 3113 | jne invalid_use_of_symbol |
3114 | mov dx,[eax+6] |
||
3115 | jmp section_for_public_ok |
||
3116 | public_absolute: |
||
31 | halyavin | 3117 | mov dx,0FFF1h |
157 | heavyiron | 3118 | section_for_public_ok: |
31 | halyavin | 3119 | mov eax,[esi+4] |
157 | heavyiron | 3120 | stos dword [edi] |
3121 | test [format_flags],8 |
||
3122 | jnz elf64_public_symbol |
||
3123 | call get_public_value |
||
3124 | stos dword [edi] |
||
3125 | xor eax,eax |
||
3126 | mov al,[ebx+10] |
||
3127 | stos dword [edi] |
||
3128 | mov eax,edx |
||
3129 | shl eax,16 |
||
3130 | mov al,10h |
||
3131 | cmp byte [ebx+10],0 |
||
3132 | je elf_public_function |
||
3133 | or al,1 |
||
3134 | jmp store_elf_public_info |
||
3135 | elf_public_function: |
||
109 | heavyiron | 3136 | or al,2 |
157 | heavyiron | 3137 | store_elf_public_info: |
109 | heavyiron | 3138 | stos dword [edi] |
157 | heavyiron | 3139 | jmp public_symbol_ok |
3140 | elf64_public_symbol: |
||
31 | halyavin | 3141 | mov eax,edx |
157 | heavyiron | 3142 | shl eax,16 |
3143 | mov al,10h |
||
3144 | cmp byte [ebx+10],0 |
||
3145 | je elf64_public_function |
||
3146 | or al,1 |
||
3147 | jmp store_elf64_public_info |
||
3148 | elf64_public_function: |
||
109 | heavyiron | 3149 | or al,2 |
157 | heavyiron | 3150 | store_elf64_public_info: |
109 | heavyiron | 3151 | stos dword [edi] |
157 | heavyiron | 3152 | call get_public_value |
3153 | stos dword [edi] |
||
3154 | xor eax,eax |
||
3155 | stos dword [edi] |
||
3156 | mov al,[ebx+10] |
||
3157 | stos dword [edi] |
||
3158 | xor al,al |
||
3159 | stos dword [edi] |
||
3160 | public_symbol_ok: |
||
31 | halyavin | 3161 | inc ecx |
157 | heavyiron | 3162 | mov eax,ecx |
3163 | shl eax,8 |
||
3164 | mov al,0C0h |
||
624 | heavyiron | 3165 | mov [esi],eax |
157 | heavyiron | 3166 | add esi,10h |
3167 | jmp find_other_symbols |
||
3168 | get_public_value: |
||
31 | halyavin | 3169 | mov eax,[ebx] |
157 | heavyiron | 3170 | cmp dword [ebx+4],0 |
3171 | je public_value_ok |
||
3172 | cmp dword [ebx+4],-1 |
||
3173 | jne value_out_of_range |
||
3174 | bt eax,31 |
||
3175 | jnc value_out_of_range |
||
3176 | public_value_ok: |
||
31 | halyavin | 3177 | ret |
157 | heavyiron | 3178 | make_extrn_symbol: |
31 | halyavin | 3179 | mov eax,[esi+4] |
157 | heavyiron | 3180 | stos dword [edi] |
3181 | test [format_flags],8 |
||
3182 | jnz elf64_extrn_symbol |
||
3183 | xor eax,eax |
||
3184 | stos dword [edi] |
||
3185 | mov eax,[esi+8] |
||
3186 | stos dword [edi] |
||
3187 | mov eax,10h |
||
3188 | stos dword [edi] |
||
3189 | jmp extrn_symbol_ok |
||
3190 | elf64_extrn_symbol: |
||
31 | halyavin | 3191 | mov eax,10h |
157 | heavyiron | 3192 | stos dword [edi] |
3193 | xor al,al |
||
3194 | stos dword [edi] |
||
3195 | stos dword [edi] |
||
3196 | mov eax,[esi+8] |
||
3197 | stos dword [edi] |
||
3198 | xor eax,eax |
||
3199 | stos dword [edi] |
||
3200 | extrn_symbol_ok: |
||
31 | halyavin | 3201 | inc ecx |
157 | heavyiron | 3202 | mov eax,ecx |
3203 | shl eax,8 |
||
3204 | mov al,80h |
||
624 | heavyiron | 3205 | mov [esi],eax |
157 | heavyiron | 3206 | add esi,0Ch |
3207 | jmp find_other_symbols |
||
3208 | elf_symbol_table_ok: |
||
31 | halyavin | 3209 | mov edx,edi |
157 | heavyiron | 3210 | mov ebx,[free_additional_memory] |
3211 | xor al,al |
||
3212 | stos byte [edi] |
||
3213 | add edi,16 |
||
3214 | mov [edx+1],edx |
||
3215 | add ebx,10h |
||
3216 | test [format_flags],8 |
||
3217 | jz make_string_table |
||
3218 | add ebx,8 |
||
3219 | make_string_table: |
||
31 | halyavin | 3220 | cmp ebx,edx |
157 | heavyiron | 3221 | je elf_string_table_ok |
3222 | test [format_flags],8 |
||
3223 | jnz make_elf64_string |
||
3224 | cmp byte [ebx+0Dh],0 |
||
3225 | je rel_prefix_ok |
||
3226 | mov byte [ebx+0Dh],0 |
||
3227 | mov eax,'.rel' |
||
3228 | stos dword [edi] |
||
3229 | rel_prefix_ok: |
||
31 | halyavin | 3230 | mov esi,edi |
157 | heavyiron | 3231 | sub esi,edx |
3232 | xchg esi,[ebx] |
||
3233 | add ebx,10h |
||
3234 | make_elf_string: |
||
31 | halyavin | 3235 | or esi,esi |
157 | heavyiron | 3236 | jz default_string |
3237 | lods dword [esi] |
||
3238 | mov ecx,eax |
||
3239 | rep movs byte [edi],[esi] |
||
3240 | xor al,al |
||
3241 | stos byte [edi] |
||
3242 | jmp make_string_table |
||
3243 | make_elf64_string: |
||
31 | halyavin | 3244 | cmp byte [ebx+5],0 |
157 | heavyiron | 3245 | je elf64_rel_prefix_ok |
3246 | mov byte [ebx+5],0 |
||
3247 | mov eax,'.rel' |
||
3248 | stos dword [edi] |
||
3249 | mov al,'a' |
||
3250 | stos byte [edi] |
||
3251 | elf64_rel_prefix_ok: |
||
31 | halyavin | 3252 | mov esi,edi |
157 | heavyiron | 3253 | sub esi,edx |
3254 | xchg esi,[ebx] |
||
3255 | add ebx,18h |
||
3256 | jmp make_elf_string |
||
3257 | default_string: |
||
31 | halyavin | 3258 | mov eax,'.fla' |
157 | heavyiron | 3259 | stos dword [edi] |
3260 | mov ax,'t' |
||
3261 | stos word [edi] |
||
3262 | jmp make_string_table |
||
3263 | elf_string_table_ok: |
||
31 | halyavin | 3264 | mov [edx+1+8],edi |
157 | heavyiron | 3265 | mov ebx,[code_start] |
3266 | mov eax,edi |
||
3267 | sub eax,[free_additional_memory] |
||
3268 | test [format_flags],8 |
||
3269 | jnz finish_elf64_header |
||
3270 | mov [ebx+20h],eax |
||
3271 | mov eax,[current_section] |
||
3272 | inc ax |
||
3273 | jz format_limitations_exceeded |
||
3274 | mov [ebx+32h],ax |
||
3275 | inc ax |
||
3276 | jz format_limitations_exceeded |
||
3277 | mov [ebx+30h],ax |
||
3278 | jmp elf_header_finished |
||
3279 | finish_elf64_header: |
||
31 | halyavin | 3280 | mov [ebx+28h],eax |
157 | heavyiron | 3281 | mov eax,[current_section] |
3282 | inc ax |
||
3283 | jz format_limitations_exceeded |
||
3284 | mov [ebx+3Eh],ax |
||
3285 | inc ax |
||
3286 | jz format_limitations_exceeded |
||
3287 | mov [ebx+3Ch],ax |
||
3288 | elf_header_finished: |
||
31 | halyavin | 3289 | xor eax,eax |
157 | heavyiron | 3290 | mov ecx,10 |
3291 | rep stos dword [edi] |
||
3292 | test [format_flags],8 |
||
3293 | jz elf_null_section_ok |
||
3294 | mov ecx,6 |
||
3295 | rep stos dword [edi] |
||
3296 | elf_null_section_ok: |
||
31 | halyavin | 3297 | mov esi,ebp |
157 | heavyiron | 3298 | xor ecx,ecx |
3299 | make_section_entry: |
||
31 | halyavin | 3300 | mov ebx,edi |
157 | heavyiron | 3301 | mov eax,[esi+4] |
3302 | mov eax,[eax] |
||
3303 | stos dword [edi] |
||
3304 | mov eax,1 |
||
3305 | cmp dword [esi+0Ch],0 |
||
3306 | je bss_section |
||
3307 | test byte [esi+14h],80h |
||
3308 | jz section_type_ok |
||
3309 | bss_section: |
||
31 | halyavin | 3310 | mov al,8 |
157 | heavyiron | 3311 | section_type_ok: |
31 | halyavin | 3312 | stos dword [edi] |
157 | heavyiron | 3313 | mov eax,[esi+14h] |
3314 | and al,3Fh |
||
3315 | call store_elf_machine_word |
||
3316 | xor eax,eax |
||
3317 | call store_elf_machine_word |
||
3318 | mov eax,[esi+8] |
||
3319 | mov [image_base],eax |
||
3320 | sub eax,[code_start] |
||
3321 | call store_elf_machine_word |
||
3322 | mov eax,[esi+0Ch] |
||
3323 | call store_elf_machine_word |
||
3324 | xor eax,eax |
||
3325 | stos dword [edi] |
||
3326 | stos dword [edi] |
||
3327 | mov eax,[esi+10h] |
||
3328 | call store_elf_machine_word |
||
3329 | xor eax,eax |
||
3330 | call store_elf_machine_word |
||
3331 | inc ecx |
||
3332 | add esi,20h |
||
3333 | xchg edi,[esp] |
||
3334 | mov ebp,edi |
||
3335 | convert_relocations: |
||
31 | halyavin | 3336 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3337 | je relocations_converted |
3338 | mov al,[esi] |
||
3339 | or al,al |
||
3340 | jz relocations_converted |
||
3341 | cmp al,80h |
||
3342 | jb make_relocation_entry |
||
3343 | cmp al,0C0h |
||
624 | heavyiron | 3344 | jb relocation_entry_ok |
3345 | add esi,10h |
||
157 | heavyiron | 3346 | jmp convert_relocations |
3347 | make_relocation_entry: |
||
31 | halyavin | 3348 | test [format_flags],8 |
157 | heavyiron | 3349 | jnz make_elf64_relocation_entry |
3350 | mov eax,[esi+4] |
||
3351 | stos dword [edi] |
||
3352 | mov eax,[esi+8] |
||
3353 | mov eax,[eax] |
||
3354 | mov al,[esi] |
||
3355 | stos dword [edi] |
||
3356 | jmp relocation_entry_ok |
||
3357 | make_elf64_relocation_entry: |
||
31 | halyavin | 3358 | mov eax,[esi+4] |
157 | heavyiron | 3359 | stos dword [edi] |
3360 | xor eax,eax |
||
3361 | stos dword [edi] |
||
3362 | movzx eax,byte [esi] |
||
3363 | stos dword [edi] |
||
3364 | mov eax,[esi+8] |
||
3365 | mov eax,[eax] |
||
3366 | shr eax,8 |
||
3367 | stos dword [edi] |
||
3368 | xor eax,eax |
||
3369 | stos dword [edi] |
||
3370 | stos dword [edi] |
||
3371 | relocation_entry_ok: |
||
31 | halyavin | 3372 | add esi,0Ch |
157 | heavyiron | 3373 | jmp convert_relocations |
3374 | store_elf_machine_word: |
||
31 | halyavin | 3375 | stos dword [edi] |
157 | heavyiron | 3376 | test [format_flags],8 |
3377 | jz elf_machine_word_ok |
||
3378 | mov dword [edi],0 |
||
3379 | add edi,4 |
||
3380 | elf_machine_word_ok: |
||
31 | halyavin | 3381 | ret |
157 | heavyiron | 3382 | relocations_converted: |
31 | halyavin | 3383 | cmp edi,ebp |
157 | heavyiron | 3384 | xchg edi,[esp] |
3385 | je rel_section_ok |
||
3386 | mov eax,[ebx] |
||
3387 | sub eax,4 |
||
3388 | test [format_flags],8 |
||
3389 | jz store_relocations_name_offset |
||
3390 | dec eax |
||
3391 | store_relocations_name_offset: |
||
31 | halyavin | 3392 | stos dword [edi] |
157 | heavyiron | 3393 | test [format_flags],8 |
3394 | jnz rela_section |
||
3395 | mov eax,9 |
||
3396 | jmp store_relocations_type |
||
3397 | rela_section: |
||
31 | halyavin | 3398 | mov eax,4 |
157 | heavyiron | 3399 | store_relocations_type: |
31 | halyavin | 3400 | stos dword [edi] |
157 | heavyiron | 3401 | xor al,al |
3402 | call store_elf_machine_word |
||
3403 | call store_elf_machine_word |
||
3404 | mov eax,ebp |
||
3405 | sub eax,[code_start] |
||
3406 | call store_elf_machine_word |
||
3407 | mov eax,[esp] |
||
3408 | sub eax,ebp |
||
3409 | call store_elf_machine_word |
||
3410 | mov eax,[current_section] |
||
3411 | stos dword [edi] |
||
3412 | mov eax,ecx |
||
3413 | stos dword [edi] |
||
3414 | inc ecx |
||
3415 | test [format_flags],8 |
||
3416 | jnz finish_elf64_rela_section |
||
3417 | mov eax,4 |
||
3418 | stos dword [edi] |
||
3419 | mov al,8 |
||
3420 | stos dword [edi] |
||
3421 | jmp rel_section_ok |
||
3422 | finish_elf64_rela_section: |
||
31 | halyavin | 3423 | mov eax,8 |
157 | heavyiron | 3424 | stos dword [edi] |
3425 | xor al,al |
||
3426 | stos dword [edi] |
||
3427 | mov al,24 |
||
3428 | stos dword [edi] |
||
3429 | xor al,al |
||
3430 | stos dword [edi] |
||
3431 | rel_section_ok: |
||
31 | halyavin | 3432 | cmp esi,[free_additional_memory] |
157 | heavyiron | 3433 | jne make_section_entry |
3434 | pop eax |
||
3435 | mov ebx,[code_start] |
||
3436 | sub eax,ebx |
||
3437 | mov [code_size],eax |
||
3438 | mov ecx,20h |
||
3439 | test [format_flags],8 |
||
3440 | jz adjust_elf_section_headers_offset |
||
3441 | mov ecx,28h |
||
3442 | adjust_elf_section_headers_offset: |
||
31 | halyavin | 3443 | add [ebx+ecx],eax |
157 | heavyiron | 3444 | mov eax,1 |
3445 | stos dword [edi] |
||
3446 | mov al,2 |
||
3447 | stos dword [edi] |
||
3448 | xor al,al |
||
3449 | call store_elf_machine_word |
||
3450 | call store_elf_machine_word |
||
3451 | mov eax,[code_size] |
||
3452 | call store_elf_machine_word |
||
3453 | mov eax,[edx+1] |
||
3454 | sub eax,[free_additional_memory] |
||
3455 | call store_elf_machine_word |
||
3456 | mov eax,[current_section] |
||
3457 | inc eax |
||
3458 | stos dword [edi] |
||
3459 | mov eax,[number_of_sections] |
||
3460 | inc eax |
||
3461 | stos dword [edi] |
||
3462 | test [format_flags],8 |
||
3463 | jnz finish_elf64_sym_section |
||
3464 | mov eax,4 |
||
3465 | stos dword [edi] |
||
3466 | mov al,10h |
||
3467 | stos dword [edi] |
||
3468 | jmp sym_section_ok |
||
3469 | finish_elf64_sym_section: |
||
31 | halyavin | 3470 | mov eax,8 |
157 | heavyiron | 3471 | stos dword [edi] |
3472 | xor al,al |
||
3473 | stos dword [edi] |
||
3474 | mov al,18h |
||
3475 | stos dword [edi] |
||
3476 | xor al,al |
||
3477 | stos dword [edi] |
||
3478 | sym_section_ok: |
||
31 | halyavin | 3479 | mov al,1+8 |
157 | heavyiron | 3480 | stos dword [edi] |
3481 | mov al,3 |
||
3482 | stos dword [edi] |
||
3483 | xor al,al |
||
3484 | call store_elf_machine_word |
||
3485 | call store_elf_machine_word |
||
3486 | mov eax,[edx+1] |
||
3487 | sub eax,[free_additional_memory] |
||
3488 | add eax,[code_size] |
||
3489 | call store_elf_machine_word |
||
3490 | mov eax,[edx+1+8] |
||
3491 | sub eax,[edx+1] |
||
3492 | call store_elf_machine_word |
||
3493 | xor eax,eax |
||
3494 | stos dword [edi] |
||
3495 | stos dword [edi] |
||
3496 | mov al,1 |
||
3497 | call store_elf_machine_word |
||
3498 | xor eax,eax |
||
3499 | call store_elf_machine_word |
||
3500 | mov eax,'tab' |
||
3501 | mov dword [edx+1],'.sym' |
||
3502 | mov [edx+1+4],eax |
||
3503 | mov dword [edx+1+8],'.str' |
||
3504 | mov [edx+1+8+4],eax |
||
3505 | mov [written_size],0 |
||
3506 | mov edx,[output_file] |
||
3507 | call create |
||
3508 | jc write_failed |
||
3509 | call write_code |
||
3510 | mov ecx,edi |
||
3511 | mov edx,[free_additional_memory] |
||
3512 | sub ecx,edx |
||
3513 | add [written_size],ecx |
||
3514 | call write |
||
3515 | jc write_failed |
||
3516 | jmp output_written |
||
3517 | |||
31 | halyavin | 3518 | |
3519 | add esi,2 |
||
157 | heavyiron | 3520 | or [format_flags],1 |
3521 | mov [image_base],8048000h |
||
3522 | cmp byte [esi],80h |
||
3523 | jne elf_exe_base_ok |
||
3524 | lods word [esi] |
||
3525 | cmp ah,'(' |
||
3526 | jne invalid_argument |
||
3527 | cmp byte [esi],'.' |
||
3528 | je invalid_value |
||
3529 | push edx |
||
3530 | call get_dword_value |
||
3531 | cmp [value_type],0 |
||
3532 | jne invalid_use_of_symbol |
||
3533 | mov [image_base],eax |
||
3534 | pop edx |
||
3535 | elf_exe_base_ok: |
||
31 | halyavin | 3536 | mov byte [edx+10h],2 |
157 | heavyiron | 3537 | mov byte [edx+2Ah],20h |
3538 | mov ebx,edi |
||
3539 | mov ecx,20h shr 2 |
||
3540 | cmp [current_pass],0 |
||
3541 | je init_elf_segments |
||
3542 | imul ecx,[number_of_sections] |
||
3543 | init_elf_segments: |
||
109 | heavyiron | 3544 | xor eax,eax |
157 | heavyiron | 3545 | rep stos dword [edi] |
3546 | mov [number_of_sections],0 |
||
3547 | mov byte [ebx],1 |
||
3548 | mov word [ebx+1Ch],1000h |
||
3549 | mov byte [ebx+18h],111b |
||
3550 | mov eax,edi |
||
3551 | sub eax,[code_start] |
||
3552 | mov [ebx+4],eax |
||
3553 | add eax,[image_base] |
||
3554 | mov [ebx+8],eax |
||
3555 | mov [ebx+0Ch],eax |
||
3556 | mov [edx+18h],eax |
||
3557 | xor edx,edx |
||
3558 | not eax |
||
3559 | not edx |
||
3560 | add eax,1 |
||
3561 | adc edx,0 |
||
3562 | add eax,edi |
||
3563 | adc edx,0 |
||
3564 | mov dword [org_origin],eax |
||
3565 | mov dword [org_origin+4],edx |
||
3566 | mov [org_registers],0 |
||
3567 | mov [org_start],edi |
||
3568 | mov [symbols_stream],edi |
||
3569 | jmp format_defined |
||
607 | heavyiron | 3570 | format_elf64_exe: |
31 | halyavin | 3571 | add esi,2 |
157 | heavyiron | 3572 | or [format_flags],1 |
3573 | mov [image_base],400000h |
||
3574 | mov [image_base_high],0 |
||
3575 | cmp byte [esi],80h |
||
3576 | jne elf64_exe_base_ok |
||
3577 | lods word [esi] |
||
3578 | cmp ah,'(' |
||
3579 | jne invalid_argument |
||
3580 | cmp byte [esi],'.' |
||
3581 | je invalid_value |
||
3582 | push edx |
||
3583 | call get_qword_value |
||
3584 | cmp [value_type],0 |
||
3585 | jne invalid_use_of_symbol |
||
3586 | mov [image_base],eax |
||
3587 | mov [image_base_high],edx |
||
3588 | pop edx |
||
3589 | elf64_exe_base_ok: |
||
31 | halyavin | 3590 | mov byte [edx+10h],2 |
157 | heavyiron | 3591 | mov byte [edx+36h],38h |
3592 | mov ebx,edi |
||
3593 | mov ecx,38h shr 2 |
||
3594 | cmp [current_pass],0 |
||
3595 | je init_elf64_segments |
||
3596 | imul ecx,[number_of_sections] |
||
3597 | init_elf64_segments: |
||
109 | heavyiron | 3598 | xor eax,eax |
157 | heavyiron | 3599 | rep stos dword [edi] |
3600 | mov [number_of_sections],0 |
||
3601 | mov byte [ebx],1 |
||
3602 | mov word [ebx+30h],1000h |
||
3603 | mov byte [ebx+4],111b |
||
3604 | push edx |
||
3605 | mov eax,edi |
||
3606 | sub eax,[code_start] |
||
3607 | mov [ebx+8],eax |
||
3608 | xor edx,edx |
||
3609 | add eax,[image_base] |
||
3610 | adc edx,[image_base_high] |
||
3611 | mov [ebx+10h],eax |
||
3612 | mov [ebx+10h+4],edx |
||
3613 | mov [ebx+18h],eax |
||
3614 | mov [ebx+18h+4],edx |
||
3615 | pop ebx |
||
3616 | mov [ebx+18h],eax |
||
3617 | mov [ebx+18h+4],edx |
||
3618 | not eax |
||
3619 | not edx |
||
3620 | add eax,1 |
||
3621 | adc edx,0 |
||
3622 | add eax,edi |
||
3623 | adc edx,0 |
||
3624 | mov dword [org_origin],eax |
||
3625 | mov dword [org_origin+4],edx |
||
3626 | mov [org_registers],0 |
||
3627 | mov [org_start],edi |
||
3628 | mov [symbols_stream],edi |
||
3629 | jmp format_defined |
||
607 | heavyiron | 3630 | elf_entry: |
31 | halyavin | 3631 | lods byte [esi] |
157 | heavyiron | 3632 | cmp al,'(' |
3633 | jne invalid_argument |
||
3634 | cmp byte [esi],'.' |
||
3635 | je invalid_value |
||
3636 | test [format_flags],8 |
||
3637 | jnz elf64_entry |
||
3638 | call get_dword_value |
||
3639 | cmp [value_type],0 |
||
3640 | jne invalid_use_of_symbol |
||
3641 | mov edx,[code_start] |
||
3642 | mov [edx+18h],eax |
||
3643 | jmp instruction_assembled |
||
3644 | elf64_entry: |
||
31 | halyavin | 3645 | call get_qword_value |
157 | heavyiron | 3646 | cmp [value_type],0 |
3647 | jne invalid_use_of_symbol |
||
3648 | mov ebx,[code_start] |
||
3649 | mov [ebx+18h],eax |
||
3650 | mov [ebx+1Ch],edx |
||
3651 | jmp instruction_assembled |
||
3652 | elf_segment: |
||
109 | heavyiron | 3653 | bt [format_flags],0 |
157 | heavyiron | 3654 | jnc illegal_instruction |
3655 | test [format_flags],8 |
||
3656 | jnz elf64_segment |
||
3657 | call close_elf_segment |
||
3658 | push eax |
||
3659 | mov ebx,[number_of_sections] |
||
3660 | shl ebx,5 |
||
3661 | add ebx,[code_start] |
||
3662 | add ebx,34h |
||
3663 | cmp ebx,[symbols_stream] |
||
3664 | jb new_elf_segment |
||
3665 | mov ebx,[symbols_stream] |
||
3666 | sub ebx,20h |
||
3667 | push edi |
||
3668 | mov edi,ebx |
||
3669 | mov ecx,20h shr 2 |
||
3670 | xor eax,eax |
||
3671 | rep stos dword [edi] |
||
3672 | pop edi |
||
3673 | or [next_pass_needed],-1 |
||
3674 | new_elf_segment: |
||
109 | heavyiron | 3675 | mov byte [ebx],1 |
157 | heavyiron | 3676 | mov word [ebx+1Ch],1000h |
3677 | elf_segment_flags: |
||
109 | heavyiron | 3678 | cmp byte [esi],19h |
157 | heavyiron | 3679 | jne elf_segment_flags_ok |
3680 | lods word [esi] |
||
3681 | sub ah,28 |
||
3682 | jbe invalid_argument |
||
3683 | cmp ah,1 |
||
3684 | je mark_elf_segment_flag |
||
3685 | cmp ah,3 |
||
3686 | ja invalid_argument |
||
3687 | xor ah,1 |
||
3688 | cmp ah,2 |
||
3689 | je mark_elf_segment_flag |
||
3690 | inc ah |
||
3691 | mark_elf_segment_flag: |
||
109 | heavyiron | 3692 | test [ebx+18h],ah |
157 | heavyiron | 3693 | jnz setting_already_specified |
3694 | or [ebx+18h],ah |
||
3695 | jmp elf_segment_flags |
||
3696 | elf_segment_flags_ok: |
||
109 | heavyiron | 3697 | mov eax,edi |
157 | heavyiron | 3698 | sub eax,[code_start] |
3699 | mov [ebx+4],eax |
||
3700 | pop edx |
||
3701 | and eax,0FFFh |
||
3702 | add edx,eax |
||
3703 | mov [ebx+8],edx |
||
3704 | mov [ebx+0Ch],edx |
||
3705 | mov eax,edx |
||
3706 | xor edx,edx |
||
3707 | not eax |
||
3708 | not edx |
||
3709 | add eax,1 |
||
3710 | adc edx,0 |
||
3711 | add eax,edi |
||
3712 | adc edx,0 |
||
3713 | mov dword [org_origin],eax |
||
3714 | mov dword [org_origin+4],edx |
||
3715 | mov [org_registers],0 |
||
3716 | mov [org_start],edi |
||
3717 | inc [number_of_sections] |
||
3718 | jmp instruction_assembled |
||
3719 | close_elf_segment: |
||
109 | heavyiron | 3720 | cmp [number_of_sections],0 |
157 | heavyiron | 3721 | jne finish_elf_segment |
3722 | cmp edi,[symbols_stream] |
||
3723 | jne first_elf_segment_ok |
||
3724 | push edi |
||
3725 | mov edi,[code_start] |
||
3726 | add edi,34h |
||
3727 | mov ecx,20h shr 2 |
||
3728 | xor eax,eax |
||
3729 | rep stos dword [edi] |
||
3730 | pop edi |
||
3731 | mov eax,[image_base] |
||
3732 | ret |
||
3733 | first_elf_segment_ok: |
||
109 | heavyiron | 3734 | inc [number_of_sections] |
157 | heavyiron | 3735 | finish_elf_segment: |
109 | heavyiron | 3736 | mov ebx,[number_of_sections] |
157 | heavyiron | 3737 | dec ebx |
3738 | shl ebx,5 |
||
3739 | add ebx,[code_start] |
||
3740 | add ebx,34h |
||
3741 | mov eax,edi |
||
3742 | sub eax,[code_start] |
||
3743 | sub eax,[ebx+4] |
||
3744 | mov edx,edi |
||
3745 | cmp edi,[undefined_data_end] |
||
3746 | jne elf_segment_size_ok |
||
3747 | mov edi,[undefined_data_start] |
||
3748 | elf_segment_size_ok: |
||
109 | heavyiron | 3749 | mov [ebx+14h],eax |
157 | heavyiron | 3750 | add eax,edi |
3751 | sub eax,edx |
||
3752 | mov [ebx+10h],eax |
||
3753 | mov eax,[ebx+8] |
||
3754 | add eax,[ebx+14h] |
||
3755 | add eax,0FFFh |
||
3756 | and eax,not 0FFFh |
||
3757 | ret |
||
3758 | elf64_segment: |
||
109 | heavyiron | 3759 | call close_elf64_segment |
157 | heavyiron | 3760 | push eax edx |
3761 | mov ebx,[number_of_sections] |
||
3762 | imul ebx,38h |
||
3763 | add ebx,[code_start] |
||
3764 | add ebx,40h |
||
3765 | cmp ebx,[symbols_stream] |
||
3766 | jb new_elf64_segment |
||
3767 | mov ebx,[symbols_stream] |
||
3768 | sub ebx,38h |
||
3769 | push edi |
||
3770 | mov edi,ebx |
||
3771 | mov ecx,38h shr 2 |
||
3772 | xor eax,eax |
||
3773 | rep stos dword [edi] |
||
3774 | pop edi |
||
3775 | or [next_pass_needed],-1 |
||
3776 | new_elf64_segment: |
||
109 | heavyiron | 3777 | mov byte [ebx],1 |
157 | heavyiron | 3778 | mov word [ebx+30h],1000h |
3779 | elf64_segment_flags: |
||
109 | heavyiron | 3780 | cmp byte [esi],19h |
157 | heavyiron | 3781 | jne elf64_segment_flags_ok |
3782 | lods word [esi] |
||
3783 | sub ah,28 |
||
3784 | jbe invalid_argument |
||
3785 | cmp ah,1 |
||
3786 | je mark_elf64_segment_flag |
||
3787 | cmp ah,3 |
||
3788 | ja invalid_argument |
||
3789 | xor ah,1 |
||
3790 | cmp ah,2 |
||
3791 | je mark_elf64_segment_flag |
||
3792 | inc ah |
||
3793 | mark_elf64_segment_flag: |
||
109 | heavyiron | 3794 | test [ebx+4],ah |
157 | heavyiron | 3795 | jnz setting_already_specified |
3796 | or [ebx+4],ah |
||
3797 | jmp elf64_segment_flags |
||
3798 | elf64_segment_flags_ok: |
||
109 | heavyiron | 3799 | mov ecx,edi |
157 | heavyiron | 3800 | sub ecx,[code_start] |
3801 | mov [ebx+8],ecx |
||
3802 | pop edx eax |
||
3803 | and ecx,0FFFh |
||
3804 | add eax,ecx |
||
3805 | adc edx,0 |
||
3806 | mov [ebx+10h],eax |
||
3807 | mov [ebx+10h+4],edx |
||
3808 | mov [ebx+18h],eax |
||
3809 | mov [ebx+18h+4],edx |
||
3810 | not eax |
||
3811 | not edx |
||
3812 | add eax,1 |
||
3813 | adc edx,0 |
||
3814 | add eax,edi |
||
3815 | adc edx,0 |
||
3816 | mov dword [org_origin],eax |
||
3817 | mov dword [org_origin+4],edx |
||
3818 | mov [org_registers],0 |
||
3819 | mov [org_start],edi |
||
3820 | inc [number_of_sections] |
||
3821 | jmp instruction_assembled |
||
3822 | close_elf64_segment: |
||
109 | heavyiron | 3823 | cmp [number_of_sections],0 |
157 | heavyiron | 3824 | jne finish_elf64_segment |
3825 | cmp edi,[symbols_stream] |
||
3826 | jne first_elf64_segment_ok |
||
3827 | push edi |
||
3828 | mov edi,[code_start] |
||
3829 | add edi,40h |
||
3830 | mov ecx,38h shr 2 |
||
3831 | xor eax,eax |
||
3832 | rep stos dword [edi] |
||
3833 | pop edi |
||
3834 | mov eax,[image_base] |
||
3835 | mov edx,[image_base_high] |
||
3836 | ret |
||
3837 | first_elf64_segment_ok: |
||
109 | heavyiron | 3838 | inc [number_of_sections] |
157 | heavyiron | 3839 | finish_elf64_segment: |
109 | heavyiron | 3840 | mov ebx,[number_of_sections] |
157 | heavyiron | 3841 | dec ebx |
3842 | imul ebx,38h |
||
3843 | add ebx,[code_start] |
||
3844 | add ebx,40h |
||
3845 | mov eax,edi |
||
3846 | sub eax,[code_start] |
||
3847 | sub eax,[ebx+8] |
||
3848 | mov edx,edi |
||
3849 | cmp edi,[undefined_data_end] |
||
3850 | jne elf64_segment_size_ok |
||
3851 | mov edi,[undefined_data_start] |
||
3852 | elf64_segment_size_ok: |
||
109 | heavyiron | 3853 | mov [ebx+28h],eax |
157 | heavyiron | 3854 | add eax,edi |
3855 | sub eax,edx |
||
3856 | mov [ebx+20h],eax |
||
3857 | mov eax,[ebx+10h] |
||
3858 | mov edx,[ebx+10h+4] |
||
3859 | add eax,[ebx+28h] |
||
3860 | adc edx,0 |
||
3861 | sub eax,1 |
||
3862 | sbb edx,0 |
||
3863 | shrd eax,edx,12 |
||
3864 | shr edx,12 |
||
3865 | add eax,1 |
||
3866 | adc edx,0 |
||
3867 | shld edx,eax,12 |
||
3868 | shl eax,12 |
||
3869 | ret |
||
3870 | close_elf_exe: |
||
31 | halyavin | 3871 | test [format_flags],8 |
157 | heavyiron | 3872 | jnz close_elf64_exe |
3873 | call close_elf_segment |
||
3874 | mov edx,[code_start] |
||
3875 | mov eax,[number_of_sections] |
||
3876 | mov byte [edx+1Ch],34h |
||
3877 | mov [edx+2Ch],ax |
||
3878 | shl eax,5 |
||
3879 | add eax,edx |
||
3880 | add eax,34h |
||
3881 | cmp eax,[symbols_stream] |
||
3882 | je elf_exe_ok |
||
3883 | or [next_pass_needed],-1 |
||
3884 | elf_exe_ok: |
||
31 | halyavin | 3885 | ret |
157 | heavyiron | 3886 | close_elf64_exe: |
31 | halyavin | 3887 | call close_elf64_segment |
157 | heavyiron | 3888 | mov edx,[code_start] |
3889 | mov eax,[number_of_sections] |
||
3890 | mov byte [edx+20h],40h |
||
3891 | mov [edx+38h],ax |
||
3892 | imul eax,38h |
||
3893 | add eax,edx |
||
3894 | add eax,40h |
||
3895 | cmp eax,[symbols_stream] |
||
3896 | je elf64_exe_ok |
||
3897 | or [next_pass_needed],-1 |
||
3898 | elf64_exe_ok: |
||
31 | halyavin | 3899 | ret |
157 | heavyiron | 3900 |