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Rev | Author | Line No. | Line |
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31 | halyavin | 1 | |
2 | ; Copyright (c) 1999-2005, Tomasz Grysztar. |
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3 | ; All rights reserved. |
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4 | |||
5 | |||
6 | cmp [output_file],0 |
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7 | jne output_path_ok |
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8 | push edi |
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9 | mov esi,[input_file] |
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10 | mov edi,[free_additional_memory] |
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11 | copy_output_path: |
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12 | lods byte [esi] |
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13 | cmp edi,[structures_buffer] |
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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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21 | dec eax |
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22 | cmp eax,[free_additional_memory] |
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23 | jb extension_found |
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24 | cmp byte [eax],'\' |
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25 | je extension_found |
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26 | cmp byte [eax],'/' |
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27 | je extension_found |
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28 | cmp byte [eax],'.' |
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29 | jne find_extension |
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30 | mov edi,eax |
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31 | extension_found: |
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32 | lea eax,[edi+9] |
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33 | cmp eax,[structures_buffer] |
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34 | jae out_of_memory |
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35 | cmp [output_format],2 |
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36 | je exe_extension |
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37 | jb bin_extension |
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38 | cmp [output_format],4 |
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39 | je obj_extension |
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40 | cmp [output_format],5 |
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41 | je o_extension |
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42 | cmp [output_format],3 |
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43 | jne no_extension |
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44 | cmp [subsystem],1 |
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45 | je sys_extension |
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46 | bt [format_flags],8 |
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47 | jnc exe_extension |
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48 | mov eax,'.dll' |
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49 | jmp make_extension |
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50 | sys_extension: |
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51 | mov eax,'.sys' |
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52 | jmp make_extension |
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53 | bin_extension: |
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54 | mov eax,'.bin' |
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55 | bt [format_flags],0 |
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56 | jnc make_extension |
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57 | mov eax,'.com' |
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58 | jmp make_extension |
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59 | obj_extension: |
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60 | mov eax,'.obj' |
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61 | jmp make_extension |
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62 | o_extension: |
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63 | mov eax,'.o' |
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64 | bt [format_flags],0 |
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65 | jnc make_extension |
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66 | no_extension: |
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67 | xor eax,eax |
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68 | jmp make_extension |
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69 | exe_extension: |
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70 | mov eax,'.exe' |
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71 | make_extension: |
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72 | xchg eax,[edi] |
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73 | scas dword [edi] |
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74 | mov byte [edi],0 |
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75 | scas byte [edi] |
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76 | mov esi,edi |
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77 | stos dword [edi] |
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78 | sub edi,9 |
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79 | xor eax,eax |
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80 | mov ebx,characters |
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81 | adapt_case: |
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82 | mov al,[esi] |
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83 | or al,al |
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84 | jz adapt_next |
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85 | xlat byte [ebx] |
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86 | cmp al,[esi] |
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87 | je adapt_ok |
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88 | sub byte [edi],20h |
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89 | adapt_ok: |
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90 | inc esi |
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91 | adapt_next: |
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92 | inc edi |
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93 | cmp byte [edi],0 |
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94 | jne adapt_case |
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95 | mov esi,edi |
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96 | lea ecx,[esi+1] |
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97 | sub ecx,[free_additional_memory] |
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98 | mov edi,[structures_buffer] |
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99 | dec edi |
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100 | std |
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101 | rep movs byte [edi],[esi] |
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102 | cld |
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103 | inc edi |
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104 | mov [structures_buffer],edi |
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105 | mov [output_file],edi |
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106 | pop edi |
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107 | output_path_ok: |
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108 | cmp [output_format],4 |
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109 | je coff_formatter |
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110 | cmp [output_format],5 |
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111 | jne common_formatter |
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112 | bt [format_flags],0 |
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113 | jnc elf_formatter |
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114 | common_formatter: |
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115 | mov eax,edi |
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116 | sub eax,[code_start] |
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117 | mov [real_code_size],eax |
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118 | cmp edi,[undefined_data_end] |
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119 | jne calculate_code_size |
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120 | mov edi,[undefined_data_start] |
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121 | calculate_code_size: |
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122 | sub edi,[code_start] |
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123 | mov [code_size],edi |
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124 | mov [written_size],0 |
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125 | mov edx,[output_file] |
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126 | call create |
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127 | jc write_failed |
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128 | cmp [output_format],3 |
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129 | jne stub_written |
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130 | mov edx,[code_start] |
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131 | mov ecx,[stub_size] |
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132 | sub edx,ecx |
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133 | add [written_size],ecx |
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134 | call write |
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135 | stub_written: |
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136 | cmp [output_format],2 |
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137 | jne write_output |
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138 | call write_mz_header |
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139 | write_output: |
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140 | call write_code |
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141 | output_written: |
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142 | call close |
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143 | ret |
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144 | write_code: |
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145 | mov eax,[written_size] |
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146 | mov [headers_size],eax |
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147 | mov edx,[code_start] |
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148 | mov ecx,[code_size] |
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149 | add [written_size],ecx |
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150 | call write |
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151 | jc write_failed |
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152 | ret |
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153 | format_directive: |
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154 | cmp edi,[code_start] |
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155 | jne unexpected_instruction |
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156 | cmp [virtual_data],0 |
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157 | jne unexpected_instruction |
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158 | cmp [output_format],0 |
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159 | jne unexpected_instruction |
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160 | lods byte [esi] |
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161 | cmp al,17h |
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162 | je format_prefix |
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163 | cmp al,18h |
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164 | jne invalid_argument |
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165 | lods byte [esi] |
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166 | select_format: |
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167 | mov dl,al |
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168 | shr al,4 |
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169 | mov [output_format],al |
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170 | and edx,0Fh |
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171 | or [format_flags],edx |
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172 | cmp al,2 |
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173 | je format_mz |
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174 | cmp al,3 |
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175 | je format_pe |
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176 | cmp al,4 |
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177 | je format_coff |
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178 | cmp al,5 |
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179 | je format_elf |
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180 | jmp instruction_assembled |
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181 | format_prefix: |
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182 | lods byte [esi] |
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183 | mov ah,al |
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184 | lods byte [esi] |
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185 | cmp al,18h |
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186 | jne invalid_argument |
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187 | lods byte [esi] |
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188 | mov edx,eax |
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189 | shr dl,4 |
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190 | shr dh,4 |
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191 | cmp dl,dh |
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192 | jne invalid_argument |
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193 | or al,ah |
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194 | jmp select_format |
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195 | entry_directive: |
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196 | bts [format_flags],10h |
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197 | jc setting_already_specified |
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198 | mov al,[output_format] |
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199 | cmp al,2 |
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200 | je mz_entry |
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201 | cmp al,3 |
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202 | je pe_entry |
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203 | cmp al,5 |
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204 | jne illegal_instruction |
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205 | bt [format_flags],0 |
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206 | jc elf_entry |
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207 | jmp illegal_instruction |
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208 | stack_directive: |
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209 | bts [format_flags],11h |
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210 | jc setting_already_specified |
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211 | mov al,[output_format] |
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212 | cmp al,2 |
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213 | je mz_stack |
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214 | cmp al,3 |
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215 | je pe_stack |
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216 | jmp illegal_instruction |
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217 | heap_directive: |
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218 | bts [format_flags],12h |
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219 | jc setting_already_specified |
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220 | mov al,[output_format] |
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221 | cmp al,2 |
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222 | je mz_heap |
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223 | cmp al,3 |
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224 | je pe_heap |
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225 | jmp illegal_instruction |
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226 | section_directive: |
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227 | cmp [virtual_data],0 |
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228 | jne illegal_instruction |
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229 | mov al,[output_format] |
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230 | cmp al,3 |
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231 | je pe_section |
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232 | cmp al,4 |
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233 | je coff_section |
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234 | cmp al,5 |
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235 | je elf_section |
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236 | jmp illegal_instruction |
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237 | public_directive: |
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238 | mov al,[output_format] |
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239 | cmp al,4 |
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240 | je public_allowed |
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241 | cmp al,5 |
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242 | jne illegal_instruction |
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243 | bt [format_flags],0 |
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244 | jc illegal_instruction |
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245 | public_allowed: |
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246 | lods byte [esi] |
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247 | cmp al,2 |
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248 | jne invalid_argument |
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249 | lods dword [esi] |
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250 | cmp eax,0Fh |
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251 | jb invalid_use_of_symbol |
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252 | je reserved_word_used_as_symbol |
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253 | mov dx,[current_pass] |
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254 | mov [eax+18],dx |
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255 | or byte [eax+8],8 |
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256 | inc esi |
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257 | mov ebx,[free_additional_memory] |
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258 | lea edx,[ebx+10h] |
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259 | cmp edx,[structures_buffer] |
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260 | jae out_of_memory |
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261 | mov [free_additional_memory],edx |
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262 | mov [ebx+8],eax |
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263 | mov eax,[current_line] |
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264 | mov [ebx+0Ch],eax |
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265 | lods byte [esi] |
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266 | cmp al,86h |
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267 | jne invalid_argument |
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268 | lods word [esi] |
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269 | cmp ax,'(' |
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270 | jne invalid_argument |
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271 | mov [ebx+4],esi |
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272 | lods dword [esi] |
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273 | lea esi,[esi+eax+1] |
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274 | mov byte [ebx],80h |
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275 | jmp instruction_assembled |
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276 | extrn_directive: |
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277 | mov al,[output_format] |
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278 | cmp al,4 |
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279 | je extrn_allowed |
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280 | cmp al,5 |
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281 | jne illegal_instruction |
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282 | bt [format_flags],0 |
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283 | jc illegal_instruction |
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284 | extrn_allowed: |
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285 | lods word [esi] |
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286 | cmp ax,'(' |
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287 | jne invalid_argument |
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288 | mov ebx,esi |
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289 | lods dword [esi] |
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290 | lea esi,[esi+eax+1] |
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291 | mov edx,[free_additional_memory] |
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292 | lea eax,[edx+0Ch] |
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293 | cmp eax,[structures_buffer] |
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294 | jae out_of_memory |
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295 | mov [free_additional_memory],eax |
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296 | mov byte [edx],81h |
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297 | mov [edx+4],ebx |
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298 | lods byte [esi] |
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299 | cmp al,86h |
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300 | jne invalid_argument |
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301 | lods byte [esi] |
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302 | cmp al,2 |
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303 | jne invalid_argument |
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304 | lods dword [esi] |
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305 | cmp eax,0Fh |
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306 | jb invalid_use_of_symbol |
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307 | je reserved_word_used_as_symbol |
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308 | inc esi |
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309 | mov ebx,eax |
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310 | xor ah,ah |
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311 | lods byte [esi] |
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312 | cmp al,':' |
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313 | je get_extrn_size |
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314 | dec esi |
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315 | cmp al,11h |
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316 | jne extrn_size_ok |
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317 | get_extrn_size: |
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318 | lods word [esi] |
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319 | cmp al,11h |
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320 | jne invalid_argument |
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321 | extrn_size_ok: |
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322 | mov [address_symbol],edx |
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323 | movzx ecx,ah |
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324 | mov [edx+8],ecx |
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325 | xor eax,eax |
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326 | xor edx,edx |
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327 | xor ebp,ebp |
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328 | mov ch,2 |
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329 | test [format_flags],8 |
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330 | jz make_free_label |
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331 | mov ch,4 |
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332 | jmp make_free_label |
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333 | mark_relocation: |
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334 | cmp [value_type],0 |
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335 | je relocation_ok |
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336 | cmp [virtual_data],0 |
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337 | jne relocation_ok |
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338 | cmp [output_format],2 |
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339 | je mark_mz_relocation |
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340 | cmp [output_format],3 |
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341 | je mark_pe_relocation |
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342 | cmp [output_format],4 |
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343 | je mark_coff_relocation |
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344 | cmp [output_format],5 |
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345 | je mark_elf_relocation |
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346 | relocation_ok: |
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347 | ret |
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348 | close_pass: |
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349 | mov al,[output_format] |
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350 | cmp al,3 |
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351 | je close_pe |
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352 | cmp al,4 |
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353 | je close_coff |
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354 | cmp al,5 |
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355 | je close_elf |
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356 | ret |
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357 | |||
358 | |||
359 | mov edx,[additional_memory] |
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360 | push edi |
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361 | mov edi,edx |
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362 | mov ecx,1Ch shr 2 |
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363 | xor eax,eax |
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364 | rep stos dword [edi] |
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365 | mov [free_additional_memory],edi |
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366 | pop edi |
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367 | mov word [edx+0Ch],0FFFFh |
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368 | mov word [edx+10h],1000h |
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369 | mov [code_type],16 |
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370 | jmp instruction_assembled |
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371 | mark_mz_relocation: |
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372 | push eax ebx |
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373 | inc [number_of_relocations] |
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374 | mov ebx,[free_additional_memory] |
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375 | mov eax,edi |
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376 | sub eax,[code_start] |
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377 | mov [ebx],ax |
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378 | shr eax,16 |
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379 | shl ax,12 |
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380 | mov [ebx+2],ax |
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381 | cmp word [ebx],0FFFFh |
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382 | jne mz_relocation_ok |
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383 | inc word [ebx+2] |
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384 | sub word [ebx],10h |
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385 | mz_relocation_ok: |
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386 | add ebx,4 |
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387 | cmp ebx,[structures_buffer] |
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388 | jae out_of_memory |
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389 | mov [free_additional_memory],ebx |
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390 | pop ebx eax |
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391 | ret |
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392 | segment_directive: |
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393 | cmp [output_format],2 |
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394 | jne illegal_instruction |
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395 | cmp [virtual_data],0 |
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396 | jne illegal_instruction |
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397 | lods byte [esi] |
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398 | cmp al,2 |
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399 | jne invalid_argument |
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400 | lods dword [esi] |
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401 | cmp eax,0Fh |
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402 | jb invalid_use_of_symbol |
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403 | je reserved_word_used_as_symbol |
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404 | inc esi |
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405 | mov ebx,eax |
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406 | mov eax,edi |
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407 | sub eax,[code_start] |
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408 | mov ecx,0Fh |
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409 | add eax,0Fh |
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410 | and eax,1111b |
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411 | sub ecx,eax |
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412 | mov edx,edi |
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413 | xor al,al |
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414 | rep stos byte [edi] |
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415 | mov dword [org_origin],edi |
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416 | mov dword [org_origin+4],0 |
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417 | mov [org_registers],0 |
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418 | mov [org_start],edi |
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419 | mov eax,edx |
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420 | call undefined_data |
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421 | mov eax,edi |
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422 | sub eax,[code_start] |
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423 | shr eax,4 |
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424 | cmp eax,10000h |
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425 | jae value_out_of_range |
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426 | mov edx,eax |
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427 | mov al,16 |
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428 | cmp byte [esi],13h |
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429 | jne segment_type_ok |
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430 | inc esi |
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431 | lods byte [esi] |
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432 | segment_type_ok: |
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433 | mov [code_type],al |
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434 | mov eax,edx |
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435 | mov cx,0100h |
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436 | xor edx,edx |
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437 | xor ebp,ebp |
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438 | mov [address_symbol],edx |
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439 | jmp make_free_label |
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440 | mz_entry: |
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441 | lods byte [esi] |
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442 | cmp al,'(' |
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443 | jne invalid_argument |
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444 | call get_word_value |
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445 | cmp [value_type],1 |
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446 | je initial_cs_ok |
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447 | cmp [error_line],0 |
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448 | jne initial_cs_ok |
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449 | mov eax,[current_line] |
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450 | mov [error_line],eax |
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451 | mov [error],invalid_address |
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452 | initial_cs_ok: |
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453 | mov edx,[additional_memory] |
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454 | mov [edx+16h],ax |
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455 | lods byte [esi] |
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456 | cmp al,':' |
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457 | jne invalid_argument |
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458 | lods byte [esi] |
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459 | cmp al,'(' |
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460 | jne invalid_argument |
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461 | ja invalid_address |
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462 | call get_word_value |
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463 | cmp [value_type],0 |
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464 | jne invalid_use_of_symbol |
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465 | mov edx,[additional_memory] |
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466 | mov [edx+14h],ax |
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467 | jmp instruction_assembled |
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468 | mz_stack: |
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469 | lods byte [esi] |
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470 | cmp al,'(' |
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471 | jne invalid_argument |
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472 | call get_word_value |
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473 | cmp byte [esi],':' |
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474 | je stack_pointer |
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475 | cmp ax,10h |
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476 | jb invalid_value |
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477 | cmp [value_type],0 |
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478 | jne invalid_use_of_symbol |
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479 | mov edx,[additional_memory] |
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480 | mov [edx+10h],ax |
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481 | jmp instruction_assembled |
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482 | stack_pointer: |
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483 | cmp [value_type],1 |
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484 | je initial_ss_ok |
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485 | cmp [error_line],0 |
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486 | jne initial_ss_ok |
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487 | mov eax,[current_line] |
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488 | mov [error_line],eax |
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489 | mov [error],invalid_address |
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490 | initial_ss_ok: |
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491 | mov edx,[additional_memory] |
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492 | mov [edx+0Eh],ax |
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493 | lods byte [esi] |
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494 | cmp al,':' |
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495 | jne invalid_argument |
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496 | lods byte [esi] |
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497 | cmp al,'(' |
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498 | jne invalid_argument |
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499 | call get_word_value |
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500 | cmp [value_type],0 |
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501 | jne invalid_use_of_symbol |
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502 | mov edx,[additional_memory] |
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503 | mov [edx+10h],ax |
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504 | bts [format_flags],4 |
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505 | jmp instruction_assembled |
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506 | mz_heap: |
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507 | cmp [output_format],2 |
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508 | jne illegal_instruction |
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509 | lods byte [esi] |
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510 | call get_size_operator |
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511 | cmp ah,1 |
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512 | je invalid_value |
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513 | cmp ah,2 |
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514 | ja invalid_value |
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515 | cmp al,'(' |
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516 | jne invalid_argument |
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517 | call get_word_value |
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518 | cmp [value_type],0 |
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519 | jne invalid_use_of_symbol |
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520 | mov edx,[additional_memory] |
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521 | mov [edx+0Ch],ax |
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522 | jmp instruction_assembled |
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523 | write_mz_header: |
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524 | mov edx,[additional_memory] |
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525 | bt [format_flags],4 |
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526 | jc mz_stack_ok |
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527 | mov eax,[real_code_size] |
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528 | dec eax |
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529 | shr eax,4 |
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530 | inc eax |
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531 | mov [edx+0Eh],ax |
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532 | shl eax,4 |
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533 | movzx ecx,word [edx+10h] |
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534 | add eax,ecx |
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535 | mov [real_code_size],eax |
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536 | mz_stack_ok: |
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537 | mov edi,[free_additional_memory] |
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538 | mov eax,[number_of_relocations] |
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539 | shl eax,2 |
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540 | add eax,1Ch |
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541 | sub edi,eax |
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542 | xchg edi,[free_additional_memory] |
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543 | mov ecx,0Fh |
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544 | add eax,0Fh |
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545 | and eax,1111b |
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546 | sub ecx,eax |
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547 | xor al,al |
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548 | rep stos byte [edi] |
||
549 | sub edi,[free_additional_memory] |
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550 | mov ecx,edi |
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551 | shr edi,4 |
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552 | mov word [edx],'MZ' ; signature |
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553 | mov [edx+8],di ; header size in paragraphs |
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554 | mov eax,[number_of_relocations] |
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555 | mov [edx+6],ax ; number of relocation entries |
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556 | mov eax,[code_size] |
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557 | add eax,ecx |
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558 | mov esi,eax |
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559 | shr esi,9 |
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560 | and eax,1FFh |
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561 | inc si |
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562 | or ax,ax |
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563 | jnz mz_size_ok |
||
564 | mov ax,200h |
||
565 | dec si |
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566 | mz_size_ok: |
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567 | mov [edx+2],ax ; number of bytes in last page |
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568 | mov [edx+4],si ; number of pages |
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569 | mov eax,[real_code_size] |
||
570 | dec eax |
||
571 | shr eax,4 |
||
572 | inc eax |
||
573 | mov esi,[code_size] |
||
574 | dec esi |
||
575 | shr esi,4 |
||
576 | inc esi |
||
577 | sub eax,esi |
||
578 | mov [edx+0Ah],ax ; minimum memory in addition to code |
||
579 | add [edx+0Ch],ax ; maximum memory in addition to code |
||
580 | salc |
||
581 | mov ah,al |
||
582 | or [edx+0Ch],ax |
||
583 | mov word [edx+18h],1Ch ; offset of relocation table |
||
584 | add [written_size],ecx |
||
585 | call write |
||
586 | jc write_failed |
||
587 | ret |
||
588 | |||
589 | |||
590 | mov [stub_file],edx |
||
591 | or edx,edx |
||
592 | jnz stub_from_file |
||
593 | push esi |
||
594 | mov edx,edi |
||
595 | xor eax,eax |
||
596 | mov ecx,20h |
||
597 | rep stos dword [edi] |
||
598 | mov eax,40h+default_stub_end-default_stub |
||
599 | mov cx,100h+default_stub_end-default_stub |
||
600 | mov word [edx],'MZ' |
||
601 | mov word [edx+4],1 |
||
602 | mov word [edx+2],ax |
||
603 | mov word [edx+8],4 |
||
604 | mov word [edx+0Ah],10h |
||
605 | mov word [edx+0Ch],0FFFFh |
||
606 | mov word [edx+10h],cx |
||
607 | mov word [edx+3Ch],ax |
||
608 | mov word [edx+18h],40h |
||
609 | lea edi,[edx+40h] |
||
610 | mov esi,default_stub |
||
611 | mov ecx,default_stub_end-default_stub |
||
612 | rep movs byte [edi],[esi] |
||
613 | pop esi |
||
614 | jmp stub_ok |
||
615 | default_stub: |
||
616 | use16 |
||
617 | push cs |
||
618 | pop ds |
||
619 | mov dx,stub_message-default_stub |
||
620 | mov ah,9 |
||
621 | int 21h |
||
622 | mov ax,4C01h |
||
623 | int 21h |
||
624 | stub_message db 'This program cannot be run in DOS mode.',0Dh,0Ah,24h |
||
625 | rq 1 |
||
626 | default_stub_end: |
||
627 | use32 |
||
628 | stub_from_file: |
||
629 | push esi |
||
630 | mov esi,edx |
||
631 | call open_binary_file |
||
632 | mov edx,edi |
||
633 | mov ecx,1Ch |
||
634 | mov esi,edx |
||
635 | call read |
||
636 | jc binary_stub |
||
637 | cmp word [esi],'MZ' |
||
638 | jne binary_stub |
||
639 | add edi,1Ch |
||
640 | movzx ecx,word [esi+6] |
||
641 | dec ecx |
||
642 | sar ecx,3 |
||
643 | inc ecx |
||
644 | shl ecx,2 |
||
645 | add ecx,(40h-1Ch) shr 2 |
||
646 | lea eax,[edi+ecx*4] |
||
647 | cmp edi,[display_buffer] |
||
648 | jae out_of_memory |
||
649 | xor eax,eax |
||
650 | rep stos dword [edi] |
||
651 | mov edx,40h |
||
652 | xchg dx,[esi+18h] |
||
653 | xor al,al |
||
654 | call lseek |
||
655 | movzx ecx,word [esi+6] |
||
656 | shl ecx,2 |
||
657 | lea edx,[esi+40h] |
||
658 | call read |
||
659 | mov edx,edi |
||
660 | sub edx,esi |
||
661 | shr edx,4 |
||
662 | xchg dx,[esi+8] |
||
663 | shl edx,4 |
||
664 | xor al,al |
||
665 | call lseek |
||
666 | movzx ecx,word [esi+4] |
||
667 | dec ecx |
||
668 | shl ecx,9 |
||
669 | movzx edx,word [esi+2] |
||
670 | add ecx,edx |
||
671 | mov edx,edi |
||
672 | sub ecx,eax |
||
673 | je read_stub_code |
||
674 | jb stub_code_ok |
||
675 | push ecx |
||
676 | dec ecx |
||
677 | shr ecx,3 |
||
678 | inc ecx |
||
679 | shl ecx,1 |
||
680 | lea eax,[edi+ecx*4] |
||
681 | cmp eax,[display_buffer] |
||
682 | jae out_of_memory |
||
683 | xor eax,eax |
||
684 | rep stos dword [edi] |
||
685 | pop ecx |
||
686 | read_stub_code: |
||
687 | call read |
||
688 | stub_code_ok: |
||
689 | call close |
||
690 | mov edx,edi |
||
691 | sub edx,esi |
||
692 | mov ax,dx |
||
693 | and ax,1FFh |
||
694 | mov [esi+2],ax |
||
695 | dec edx |
||
696 | shr edx,9 |
||
697 | inc edx |
||
698 | mov [esi+4],dx |
||
699 | mov eax,edi |
||
700 | sub eax,esi |
||
701 | mov [esi+3Ch],eax |
||
702 | pop esi |
||
703 | stub_ok: |
||
704 | ret |
||
705 | binary_stub: |
||
706 | mov esi,edi |
||
707 | mov ecx,40h shr 2 |
||
708 | xor eax,eax |
||
709 | rep stos dword [edi] |
||
710 | mov al,2 |
||
711 | xor edx,edx |
||
712 | call lseek |
||
713 | push eax |
||
714 | xor al,al |
||
715 | xor edx,edx |
||
716 | call lseek |
||
717 | mov ecx,[esp] |
||
718 | add ecx,40h+111b |
||
719 | and ecx,not 111b |
||
720 | mov ax,cx |
||
721 | and ax,1FFh |
||
722 | mov [esi+2],ax |
||
723 | lea eax,[ecx+1FFh] |
||
724 | and eax,not 1FFh |
||
725 | mov [esi+4],ax |
||
726 | mov [esi+3Ch],ecx |
||
727 | sub ecx,40h |
||
728 | mov eax,10000h |
||
729 | sub eax,ecx |
||
730 | jbe binary_heap_ok |
||
731 | shr eax,4 |
||
732 | mov [esi+0Ah],ax |
||
733 | binary_heap_ok: |
||
734 | mov word [esi],'MZ' |
||
735 | mov word [esi+8],4 |
||
736 | mov ax,0FFFFh |
||
737 | mov [esi+0Ch],ax |
||
738 | dec ax |
||
739 | mov [esi+10h],ax |
||
740 | sub ax,0Eh |
||
741 | mov [esi+0Eh],ax |
||
742 | mov [esi+16h],ax |
||
743 | mov word [esi+14h],100h |
||
744 | mov word [esi+18h],40h |
||
745 | mov eax,[display_buffer] |
||
746 | sub eax,ecx |
||
747 | cmp edi,eax |
||
748 | jae out_of_memory |
||
749 | mov edx,edi |
||
750 | shr ecx,2 |
||
751 | xor eax,eax |
||
752 | rep stos dword [edi] |
||
753 | pop ecx |
||
754 | call read |
||
755 | call close |
||
756 | pop esi |
||
757 | ret |
||
758 | |||
759 | |||
760 | xor edx,edx |
||
761 | mov [machine],14Ch |
||
762 | mov [subsystem],3 |
||
763 | mov [subsystem_version],3 + 10 shl 16 |
||
764 | mov [image_base],400000h |
||
765 | test [format_flags],8 |
||
766 | jz pe_settings |
||
767 | mov [machine],8664h |
||
768 | mov [subsystem_version],5 + 0 shl 16 |
||
769 | mov [image_base_high],0 |
||
770 | pe_settings: |
||
771 | cmp byte [esi],84h |
||
772 | je get_stub_name |
||
773 | cmp byte [esi],80h |
||
774 | je get_pe_base |
||
775 | cmp byte [esi],1Bh |
||
776 | jne pe_settings_ok |
||
777 | lods byte [esi] |
||
778 | lods byte [esi] |
||
779 | test al,80h+40h |
||
780 | jz subsystem_setting |
||
781 | cmp al,80h |
||
782 | je dll_flag |
||
783 | cmp al,81h |
||
784 | je wdm_flag |
||
785 | jmp pe_settings |
||
786 | dll_flag: |
||
787 | bts [format_flags],8 |
||
788 | jc setting_already_specified |
||
789 | jmp pe_settings |
||
790 | wdm_flag: |
||
791 | bts [format_flags],9 |
||
792 | jc setting_already_specified |
||
793 | jmp pe_settings |
||
794 | subsystem_setting: |
||
795 | bts [format_flags],7 |
||
796 | jc setting_already_specified |
||
797 | and ax,3Fh |
||
798 | mov [subsystem],ax |
||
799 | cmp byte [esi],'(' |
||
800 | jne pe_settings |
||
801 | inc esi |
||
802 | cmp byte [esi],'.' |
||
803 | jne invalid_value |
||
804 | inc esi |
||
805 | push edx |
||
806 | cmp byte [esi+11],0 |
||
807 | jne invalid_value |
||
808 | cmp byte [esi+10],2 |
||
809 | ja invalid_value |
||
810 | mov dx,[esi+8] |
||
811 | cmp dx,8000h |
||
812 | je zero_version |
||
813 | mov eax,[esi+4] |
||
814 | cmp dx,7 |
||
815 | jg invalid_value |
||
816 | mov cx,7 |
||
817 | sub cx,dx |
||
818 | mov eax,[esi+4] |
||
819 | shr eax,cl |
||
820 | mov ebx,eax |
||
821 | shr ebx,24 |
||
822 | cmp bl,100 |
||
823 | jae invalid_value |
||
824 | and eax,0FFFFFFh |
||
825 | mov ecx,100 |
||
826 | mul ecx |
||
827 | shrd eax,edx,24 |
||
828 | jnc version_value_ok |
||
829 | inc eax |
||
830 | version_value_ok: |
||
831 | shl eax,16 |
||
832 | mov ax,bx |
||
833 | jmp subsystem_version_ok |
||
834 | zero_version: |
||
835 | xor eax,eax |
||
836 | subsystem_version_ok: |
||
837 | pop edx |
||
838 | add esi,13 |
||
839 | mov [subsystem_version],eax |
||
840 | jmp pe_settings |
||
841 | get_pe_base: |
||
842 | bts [format_flags],10 |
||
843 | jc setting_already_specified |
||
844 | lods word [esi] |
||
845 | cmp ah,'(' |
||
846 | jne invalid_argument |
||
847 | cmp byte [esi],'.' |
||
848 | je invalid_value |
||
849 | push edx edi |
||
850 | add edi,[stub_size] |
||
851 | test [format_flags],8 |
||
852 | jnz get_pe64_base |
||
853 | call get_dword_value |
||
854 | mov [image_base],eax |
||
855 | jmp pe_base_ok |
||
856 | get_pe64_base: |
||
857 | call get_qword_value |
||
858 | mov [image_base],eax |
||
859 | mov [image_base_high],edx |
||
860 | pe_base_ok: |
||
861 | pop edi edx |
||
862 | cmp [value_type],0 |
||
863 | jne invalid_use_of_symbol |
||
864 | cmp byte [esi],84h |
||
865 | jne pe_settings_ok |
||
866 | get_stub_name: |
||
867 | lods byte [esi] |
||
868 | lods word [esi] |
||
869 | cmp ax,'(' |
||
870 | jne invalid_argument |
||
871 | lods dword [esi] |
||
872 | mov edx,esi |
||
873 | add esi,eax |
||
874 | inc esi |
||
875 | pe_settings_ok: |
||
876 | mov ebp,[stub_size] |
||
877 | or ebp,ebp |
||
878 | jz make_pe_stub |
||
879 | cmp edx,[stub_file] |
||
880 | je pe_stub_ok |
||
881 | sub edi,[stub_size] |
||
882 | mov [code_start],edi |
||
883 | make_pe_stub: |
||
884 | call make_stub |
||
885 | mov eax,edi |
||
886 | sub eax,[code_start] |
||
887 | mov [stub_size],eax |
||
888 | mov [code_start],edi |
||
889 | mov ebp,eax |
||
890 | pe_stub_ok: |
||
891 | mov edx,edi |
||
892 | mov ecx,18h+0E0h |
||
893 | test [format_flags],8 |
||
894 | jz zero_pe_header |
||
895 | add ecx,10h |
||
896 | zero_pe_header: |
||
897 | add ebp,ecx |
||
898 | shr ecx,2 |
||
899 | xor eax,eax |
||
900 | rep stos dword [edi] |
||
901 | mov word [edx],'PE' ; signature |
||
902 | mov ax,[machine] |
||
903 | mov word [edx+4],ax |
||
904 | mov dword [edx+38h],1000h ; section alignment |
||
905 | mov dword [edx+3Ch],200h ; file alignment |
||
906 | mov word [edx+40h],1 ; OS version |
||
907 | mov eax,[subsystem_version] |
||
908 | mov [edx+48h],eax |
||
909 | mov ax,[subsystem] |
||
910 | mov [edx+5Ch],ax |
||
911 | cmp ax,1 |
||
912 | jne pe_alignment_ok |
||
913 | mov eax,20h |
||
914 | mov dword [edx+38h],eax |
||
915 | mov dword [edx+3Ch],eax |
||
916 | pe_alignment_ok: |
||
917 | mov word [edx+1Ah],VERSION_MAJOR + VERSION_MINOR shl 8 |
||
918 | test [format_flags],8 |
||
919 | jnz init_pe64_specific |
||
920 | mov dword [edx+14h],0E0h ; size of optional header |
||
921 | mov dword [edx+16h],10B010Eh; flags and magic value |
||
922 | mov eax,[image_base] |
||
923 | mov dword [edx+34h],eax |
||
924 | mov dword [edx+60h],1000h ; stack reserve |
||
925 | mov dword [edx+64h],1000h ; stack commit |
||
926 | mov dword [edx+68h],10000h ; heap reserve |
||
927 | mov dword [edx+6Ch],0 ; heap commit |
||
928 | mov dword [edx+74h],16 ; number of directories |
||
929 | jmp pe_header_ok |
||
930 | init_pe64_specific: |
||
931 | mov dword [edx+14h],0F0h ; size of optional header |
||
932 | mov dword [edx+16h],20B002Eh; flags and magic value |
||
933 | mov eax,[image_base] |
||
934 | mov dword [edx+30h],eax |
||
935 | mov eax,[image_base_high] |
||
936 | mov dword [edx+34h],eax |
||
937 | mov dword [edx+60h],1000h ; stack reserve |
||
938 | mov dword [edx+68h],1000h ; stack commit |
||
939 | mov dword [edx+70h],10000h ; heap reserve |
||
940 | mov dword [edx+78h],0 ; heap commit |
||
941 | mov dword [edx+84h],16 ; number of directories |
||
942 | pe_header_ok: |
||
943 | bsf ecx,[edx+3Ch] |
||
944 | imul ebx,[number_of_sections],28h |
||
945 | or ebx,ebx |
||
946 | jnz reserve_space_for_section_headers |
||
947 | mov ebx,28h |
||
948 | reserve_space_for_section_headers: |
||
949 | add ebx,ebp |
||
950 | dec ebx |
||
951 | shr ebx,cl |
||
952 | inc ebx |
||
953 | shl ebx,cl |
||
954 | sub ebx,ebp |
||
955 | mov ecx,ebx |
||
956 | mov eax,[display_buffer] |
||
957 | sub eax,ecx |
||
958 | cmp edi,eax |
||
959 | jae out_of_memory |
||
960 | shr ecx,2 |
||
961 | xor eax,eax |
||
962 | rep stos dword [edi] |
||
963 | mov eax,edi |
||
964 | sub eax,[code_start] |
||
965 | add eax,[stub_size] |
||
966 | mov [edx+54h],eax ; size of headers |
||
967 | mov ecx,[edx+38h] |
||
968 | dec ecx |
||
969 | add eax,ecx |
||
970 | not ecx |
||
971 | and eax,ecx |
||
972 | bt [format_flags],8 |
||
973 | jc pe_entry_init_ok |
||
974 | mov [edx+28h],eax ; entry point rva |
||
975 | pe_entry_init_ok: |
||
976 | mov [number_of_sections],0 |
||
977 | movzx ebx,word [edx+14h] |
||
978 | lea ebx,[edx+18h+ebx] |
||
979 | mov [current_section],ebx |
||
980 | mov dword [ebx],'.fla' |
||
981 | mov dword [ebx+4],'t' |
||
982 | mov [ebx+14h],edi |
||
983 | mov [ebx+0Ch],eax |
||
984 | mov dword [ebx+24h],0E0000060h |
||
985 | xor ecx,ecx |
||
986 | not eax |
||
987 | not ecx |
||
988 | add eax,1 |
||
989 | adc ecx,0 |
||
990 | add eax,edi |
||
991 | adc ecx,0 |
||
992 | test [format_flags],8 |
||
993 | jnz pe64_org |
||
994 | sub eax,[edx+34h] |
||
995 | sbb ecx,0 |
||
996 | mov [labels_type],2 |
||
997 | mov [code_type],32 |
||
998 | jmp pe_org_ok |
||
999 | pe64_org: |
||
1000 | sub eax,[edx+30h] |
||
1001 | sbb ecx,[edx+34h] |
||
1002 | mov [labels_type],4 |
||
1003 | mov [code_type],64 |
||
1004 | pe_org_ok: |
||
1005 | mov dword [org_origin],eax |
||
1006 | mov dword [org_origin+4],ecx |
||
1007 | mov [org_registers],0 |
||
1008 | mov [org_start],edi |
||
1009 | bt [format_flags],8 |
||
1010 | jnc dll_flag_ok |
||
1011 | or dword [edx+16h],2000h |
||
1012 | dll_flag_ok: |
||
1013 | bt [format_flags],9 |
||
1014 | jnc wdm_flag_ok |
||
1015 | or word [edx+5Eh],2000h |
||
1016 | wdm_flag_ok: |
||
1017 | jmp instruction_assembled |
||
1018 | pe_section: |
||
1019 | call close_pe_section |
||
1020 | bts [format_flags],5 |
||
1021 | lea ecx,[ebx+28h] |
||
1022 | add edx,[edx+54h] |
||
1023 | sub edx,[stub_size] |
||
1024 | cmp ecx,edx |
||
1025 | jbe new_section |
||
1026 | lea ebx,[edx-28h] |
||
1027 | or [next_pass_needed],-1 |
||
1028 | push edi |
||
1029 | mov edi,ebx |
||
1030 | mov ecx,28h shr 4 |
||
1031 | xor eax,eax |
||
1032 | rep stos dword [edi] |
||
1033 | pop edi |
||
1034 | new_section: |
||
1035 | mov [ebx+0Ch],eax |
||
1036 | lods word [esi] |
||
1037 | cmp ax,'(' |
||
1038 | jne invalid_argument |
||
1039 | lea edx,[esi+4] |
||
1040 | mov ecx,[esi] |
||
1041 | lea esi,[esi+4+ecx+1] |
||
1042 | cmp ecx,8 |
||
1043 | ja name_too_long |
||
1044 | xor eax,eax |
||
1045 | mov [ebx],eax |
||
1046 | mov [ebx+4],eax |
||
1047 | push esi edi |
||
1048 | mov edi,ebx |
||
1049 | mov esi,edx |
||
1050 | rep movs byte [edi],[esi] |
||
1051 | pop edi esi |
||
1052 | mov dword [ebx+24h],0 |
||
1053 | mov [ebx+14h],edi |
||
1054 | mov edx,[code_start] |
||
1055 | mov eax,edi |
||
1056 | xor ecx,ecx |
||
1057 | sub eax,[ebx+0Ch] |
||
1058 | sbb ecx,0 |
||
1059 | test [format_flags],8 |
||
1060 | jnz pe64_section_org |
||
1061 | sub eax,[edx+34h] |
||
1062 | sbb ecx,0 |
||
1063 | mov [labels_type],2 |
||
1064 | mov [code_type],32 |
||
1065 | jmp pe_section_org_ok |
||
1066 | pe64_section_org: |
||
1067 | sub eax,[edx+30h] |
||
1068 | sbb ecx,[edx+34h] |
||
1069 | mov [labels_type],4 |
||
1070 | mov [code_type],64 |
||
1071 | pe_section_org_ok: |
||
1072 | mov dword [org_origin],eax |
||
1073 | mov dword [org_origin+4],ecx |
||
1074 | mov [org_registers],0 |
||
1075 | mov [org_start],edi |
||
1076 | get_section_flags: |
||
1077 | lods byte [esi] |
||
1078 | cmp al,1Ah |
||
1079 | je set_directory |
||
1080 | cmp al,19h |
||
1081 | je section_flag |
||
1082 | dec esi |
||
1083 | jmp instruction_assembled |
||
1084 | set_directory: |
||
1085 | movzx eax,byte [esi] |
||
1086 | inc esi |
||
1087 | mov ecx,ebx |
||
1088 | test [format_flags],8 |
||
1089 | jnz pe64_directory |
||
1090 | xchg ecx,[edx+78h+eax*8] |
||
1091 | mov dword [edx+78h+eax*8+4],-1 |
||
1092 | jmp pe_directory_set |
||
1093 | pe64_directory: |
||
1094 | xchg ecx,[edx+88h+eax*8] |
||
1095 | mov dword [edx+88h+eax*8+4],-1 |
||
1096 | pe_directory_set: |
||
1097 | or ecx,ecx |
||
1098 | jnz data_already_defined |
||
1099 | push ebx edx |
||
1100 | call generate_pe_data |
||
1101 | pop edx ebx |
||
1102 | jmp get_section_flags |
||
1103 | section_flag: |
||
1104 | lods byte [esi] |
||
1105 | mov cl,al |
||
1106 | mov eax,1 |
||
1107 | shl eax,cl |
||
1108 | test dword [ebx+24h],eax |
||
1109 | jnz setting_already_specified |
||
1110 | or dword [ebx+24h],eax |
||
1111 | jmp get_section_flags |
||
1112 | close_pe_section: |
||
1113 | mov ebx,[current_section] |
||
1114 | mov edx,[code_start] |
||
1115 | mov eax,edi |
||
1116 | sub eax,[ebx+14h] |
||
1117 | jnz finish_section |
||
1118 | bt [format_flags],5 |
||
1119 | jc finish_section |
||
1120 | mov eax,[ebx+0Ch] |
||
1121 | ret |
||
1122 | finish_section: |
||
1123 | mov [ebx+8],eax |
||
1124 | cmp edi,[undefined_data_end] |
||
1125 | jne align_section |
||
1126 | cmp dword [edx+38h],1000h |
||
1127 | jb align_section |
||
1128 | mov edi,[undefined_data_start] |
||
1129 | align_section: |
||
1130 | mov [undefined_data_end],0 |
||
1131 | mov ebp,edi |
||
1132 | sub ebp,[ebx+14h] |
||
1133 | mov ecx,[edx+3Ch] |
||
1134 | dec ecx |
||
1135 | lea eax,[ebp+ecx] |
||
1136 | not ecx |
||
1137 | and eax,ecx |
||
1138 | mov [ebx+10h],eax |
||
1139 | sub eax,ebp |
||
1140 | mov ecx,eax |
||
1141 | xor al,al |
||
1142 | rep stos byte [edi] |
||
1143 | mov eax,[code_start] |
||
1144 | sub eax,[stub_size] |
||
1145 | sub [ebx+14h],eax |
||
1146 | mov eax,[ebx+8] |
||
1147 | or eax,eax |
||
1148 | jz udata_ok |
||
1149 | cmp dword [ebx+10h],0 |
||
1150 | jne udata_ok |
||
1151 | or byte [ebx+24h],80h |
||
1152 | udata_ok: |
||
1153 | mov ecx,[edx+38h] |
||
1154 | dec ecx |
||
1155 | add eax,ecx |
||
1156 | not ecx |
||
1157 | and eax,ecx |
||
1158 | add eax,[ebx+0Ch] |
||
1159 | add ebx,28h |
||
1160 | mov [current_section],ebx |
||
1161 | inc word [number_of_sections] |
||
1162 | jz format_limitations_exceeded |
||
1163 | ret |
||
1164 | data_directive: |
||
1165 | cmp [output_format],3 |
||
1166 | jne illegal_instruction |
||
1167 | lods byte [esi] |
||
1168 | cmp al,1Ah |
||
1169 | je predefined_data_type |
||
1170 | cmp al,'(' |
||
1171 | jne invalid_argument |
||
1172 | call get_byte_value |
||
1173 | cmp al,16 |
||
1174 | jb data_type_ok |
||
1175 | jmp invalid_value |
||
1176 | predefined_data_type: |
||
1177 | movzx eax,byte [esi] |
||
1178 | inc esi |
||
1179 | data_type_ok: |
||
1180 | mov ebx,[current_section] |
||
1181 | mov ecx,edi |
||
1182 | sub ecx,[ebx+14h] |
||
1183 | add ecx,[ebx+0Ch] |
||
1184 | mov edx,[code_start] |
||
1185 | test [format_flags],8 |
||
1186 | jnz pe64_data |
||
1187 | xchg ecx,[edx+78h+eax*8] |
||
1188 | jmp init_pe_data |
||
1189 | pe64_data: |
||
1190 | xchg ecx,[edx+88h+eax*8] |
||
1191 | init_pe_data: |
||
1192 | or ecx,ecx |
||
1193 | jnz data_already_defined |
||
1194 | call allocate_structure_data |
||
1195 | mov word [ebx],data_directive-assembler |
||
1196 | mov [ebx+2],al |
||
1197 | mov edx,[current_line] |
||
1198 | mov [ebx+4],edx |
||
1199 | call generate_pe_data |
||
1200 | jmp instruction_assembled |
||
1201 | end_data: |
||
1202 | cmp [output_format],3 |
||
1203 | jne illegal_instruction |
||
1204 | call find_structure_data |
||
1205 | jc unexpected_instruction |
||
1206 | movzx eax,byte [ebx+2] |
||
1207 | mov edx,[current_section] |
||
1208 | mov ecx,edi |
||
1209 | sub ecx,[edx+14h] |
||
1210 | add ecx,[edx+0Ch] |
||
1211 | mov edx,[code_start] |
||
1212 | test [format_flags],8 |
||
1213 | jnz end_pe64_data |
||
1214 | sub ecx,[edx+78h+eax*8] |
||
1215 | mov [edx+78h+eax*8+4],ecx |
||
1216 | jmp remove_structure_data |
||
1217 | end_pe64_data: |
||
1218 | sub ecx,[edx+88h+eax*8] |
||
1219 | mov [edx+88h+eax*8+4],ecx |
||
1220 | jmp remove_structure_data |
||
1221 | pe_entry: |
||
1222 | lods byte [esi] |
||
1223 | cmp al,'(' |
||
1224 | jne invalid_argument |
||
1225 | cmp byte [esi],'.' |
||
1226 | je invalid_value |
||
1227 | test [format_flags],8 |
||
1228 | jnz pe64_entry |
||
1229 | call get_dword_value |
||
1230 | cmp [value_type],2 |
||
1231 | je pe_entry_ok |
||
1232 | cmp [error_line],0 |
||
1233 | jne pe_entry_ok |
||
1234 | mov eax,[current_line] |
||
1235 | mov [error_line],eax |
||
1236 | mov [error],invalid_address |
||
1237 | pe_entry_ok: |
||
1238 | mov edx,[code_start] |
||
1239 | sub eax,[edx+34h] |
||
1240 | mov [edx+28h],eax |
||
1241 | jmp instruction_assembled |
||
1242 | pe64_entry: |
||
1243 | call get_qword_value |
||
1244 | cmp [value_type],4 |
||
1245 | je pe64_entry_ok |
||
1246 | cmp [error_line],0 |
||
1247 | jne pe64_entry_ok |
||
1248 | mov eax,[current_line] |
||
1249 | mov [error_line],eax |
||
1250 | mov [error],invalid_address |
||
1251 | pe64_entry_ok: |
||
1252 | mov ecx,[code_start] |
||
1253 | sub eax,[ecx+30h] |
||
1254 | sbb edx,[ecx+34h] |
||
1255 | jnz value_out_of_range |
||
1256 | mov [ecx+28h],eax |
||
1257 | jmp instruction_assembled |
||
1258 | pe_stack: |
||
1259 | lods byte [esi] |
||
1260 | cmp al,'(' |
||
1261 | jne invalid_argument |
||
1262 | cmp byte [esi],'.' |
||
1263 | je invalid_value |
||
1264 | test [format_flags],8 |
||
1265 | jnz pe64_stack |
||
1266 | call get_dword_value |
||
1267 | cmp [value_type],0 |
||
1268 | jne invalid_use_of_symbol |
||
1269 | mov edx,[code_start] |
||
1270 | mov [edx+60h],eax |
||
1271 | cmp byte [esi],',' |
||
1272 | jne default_stack_commit |
||
1273 | lods byte [esi] |
||
1274 | lods byte [esi] |
||
1275 | cmp al,'(' |
||
1276 | jne invalid_argument |
||
1277 | cmp byte [esi],'.' |
||
1278 | je invalid_value |
||
1279 | call get_dword_value |
||
1280 | cmp [value_type],0 |
||
1281 | jne invalid_use_of_symbol |
||
1282 | mov edx,[code_start] |
||
1283 | mov [edx+64h],eax |
||
1284 | cmp eax,[edx+60h] |
||
1285 | ja value_out_of_range |
||
1286 | jmp instruction_assembled |
||
1287 | default_stack_commit: |
||
1288 | mov dword [edx+64h],1000h |
||
1289 | mov eax,[edx+60h] |
||
1290 | cmp eax,1000h |
||
1291 | ja instruction_assembled |
||
1292 | mov dword [edx+64h],eax |
||
1293 | jmp instruction_assembled |
||
1294 | pe64_stack: |
||
1295 | call get_qword_value |
||
1296 | cmp [value_type],0 |
||
1297 | jne invalid_use_of_symbol |
||
1298 | mov ecx,[code_start] |
||
1299 | mov [ecx+60h],eax |
||
1300 | mov [ecx+64h],edx |
||
1301 | cmp byte [esi],',' |
||
1302 | jne default_pe64_stack_commit |
||
1303 | lods byte [esi] |
||
1304 | lods byte [esi] |
||
1305 | cmp al,'(' |
||
1306 | jne invalid_argument |
||
1307 | cmp byte [esi],'.' |
||
1308 | je invalid_value |
||
1309 | call get_qword_value |
||
1310 | cmp [value_type],0 |
||
1311 | jne invalid_use_of_symbol |
||
1312 | mov ecx,[code_start] |
||
1313 | mov [ecx+68h],eax |
||
1314 | mov [ecx+6Ch],edx |
||
1315 | cmp edx,[ecx+64h] |
||
1316 | ja value_out_of_range |
||
1317 | jb instruction_assembled |
||
1318 | cmp eax,[edx+60h] |
||
1319 | ja value_out_of_range |
||
1320 | jmp instruction_assembled |
||
1321 | default_pe64_stack_commit: |
||
1322 | mov dword [edx+68h],1000h |
||
1323 | cmp dword [edx+64h],0 |
||
1324 | jne instruction_assembled |
||
1325 | mov eax,[edx+60h] |
||
1326 | cmp eax,1000h |
||
1327 | ja instruction_assembled |
||
1328 | mov dword [edx+68h],eax |
||
1329 | jmp instruction_assembled |
||
1330 | pe_heap: |
||
1331 | lods byte [esi] |
||
1332 | cmp al,'(' |
||
1333 | jne invalid_argument |
||
1334 | cmp byte [esi],'.' |
||
1335 | je invalid_value |
||
1336 | test [format_flags],8 |
||
1337 | jnz pe64_heap |
||
1338 | call get_dword_value |
||
1339 | cmp [value_type],0 |
||
1340 | jne invalid_use_of_symbol |
||
1341 | mov edx,[code_start] |
||
1342 | mov [edx+68h],eax |
||
1343 | cmp byte [esi],',' |
||
1344 | jne instruction_assembled |
||
1345 | lods byte [esi] |
||
1346 | lods byte [esi] |
||
1347 | cmp al,'(' |
||
1348 | jne invalid_argument |
||
1349 | cmp byte [esi],'.' |
||
1350 | je invalid_value |
||
1351 | call get_dword_value |
||
1352 | cmp [value_type],0 |
||
1353 | jne invalid_use_of_symbol |
||
1354 | mov edx,[code_start] |
||
1355 | mov [edx+6Ch],eax |
||
1356 | cmp eax,[edx+68h] |
||
1357 | ja value_out_of_range |
||
1358 | jmp instruction_assembled |
||
1359 | pe64_heap: |
||
1360 | call get_qword_value |
||
1361 | cmp [value_type],0 |
||
1362 | jne invalid_use_of_symbol |
||
1363 | mov ecx,[code_start] |
||
1364 | mov [ecx+70h],eax |
||
1365 | mov [ecx+74h],edx |
||
1366 | cmp byte [esi],',' |
||
1367 | jne instruction_assembled |
||
1368 | lods byte [esi] |
||
1369 | lods byte [esi] |
||
1370 | cmp al,'(' |
||
1371 | jne invalid_argument |
||
1372 | cmp byte [esi],'.' |
||
1373 | je invalid_value |
||
1374 | call get_qword_value |
||
1375 | cmp [value_type],0 |
||
1376 | jne invalid_use_of_symbol |
||
1377 | mov ecx,[code_start] |
||
1378 | mov [ecx+78h],eax |
||
1379 | mov [ecx+7Ch],edx |
||
1380 | cmp edx,[ecx+74h] |
||
1381 | ja value_out_of_range |
||
1382 | jb instruction_assembled |
||
1383 | cmp eax,[edx+70h] |
||
1384 | ja value_out_of_range |
||
1385 | jmp instruction_assembled |
||
1386 | mark_pe_relocation: |
||
1387 | push eax ebx |
||
1388 | mov ebx,[current_section] |
||
1389 | mov eax,edi |
||
1390 | sub eax,[ebx+14h] |
||
1391 | add eax,[ebx+0Ch] |
||
1392 | mov ebx,[free_additional_memory] |
||
1393 | inc [number_of_relocations] |
||
1394 | jz invalid_use_of_symbol |
||
1395 | mov [ebx],eax |
||
1396 | add ebx,4 |
||
1397 | cmp ebx,[structures_buffer] |
||
1398 | jae out_of_memory |
||
1399 | mov [free_additional_memory],ebx |
||
1400 | pop ebx eax |
||
1401 | ret |
||
1402 | generate_pe_data: |
||
1403 | cmp al,2 |
||
1404 | je make_pe_resource |
||
1405 | cmp al,5 |
||
1406 | je make_pe_fixups |
||
1407 | ret |
||
1408 | make_pe_resource: |
||
1409 | cmp byte [esi],82h |
||
1410 | jne resource_done |
||
1411 | inc esi |
||
1412 | lods word [esi] |
||
1413 | cmp ax,'(' |
||
1414 | jne invalid_argument |
||
1415 | lods dword [esi] |
||
1416 | mov edx,esi |
||
1417 | lea esi,[esi+eax+1] |
||
1418 | cmp [next_pass_needed],0 |
||
1419 | je resource_from_file |
||
1420 | cmp [current_pass],0 |
||
1421 | jne reserve_space_for_resource |
||
1422 | mov [resource_size],0 |
||
1423 | reserve_space_for_resource: |
||
1424 | add edi,[resource_size] |
||
1425 | cmp edi,[display_buffer] |
||
1426 | ja out_of_memory |
||
1427 | jmp resource_done |
||
1428 | resource_from_file: |
||
1429 | push esi |
||
1430 | mov esi,edx |
||
1431 | call open_binary_file |
||
1432 | push ebx |
||
1433 | mov esi,[free_additional_memory] |
||
1434 | lea eax,[esi+20h] |
||
1435 | cmp eax,[structures_buffer] |
||
1436 | ja out_of_memory |
||
1437 | mov edx,esi |
||
1438 | mov ecx,20h |
||
1439 | call read |
||
1440 | jc invalid_file_format |
||
1441 | xor eax,eax |
||
1442 | cmp [esi],eax |
||
1443 | jne invalid_file_format |
||
1444 | mov ax,0FFFFh |
||
1445 | cmp [esi+8],eax |
||
1446 | jne invalid_file_format |
||
1447 | cmp [esi+12],eax |
||
1448 | jne invalid_file_format |
||
1449 | mov eax,20h |
||
1450 | cmp [esi+4],eax |
||
1451 | jne invalid_file_format |
||
1452 | read_resource_headers: |
||
1453 | test eax,11b |
||
1454 | jz resource_file_alignment_ok |
||
1455 | mov edx,4 |
||
1456 | and eax,11b |
||
1457 | sub edx,eax |
||
1458 | mov al,1 |
||
1459 | call lseek |
||
1460 | resource_file_alignment_ok: |
||
1461 | mov [esi],eax |
||
1462 | lea edx,[esi+12] |
||
1463 | mov ecx,8 |
||
1464 | call read |
||
1465 | jc resource_headers_ok |
||
1466 | mov ecx,[esi+16] |
||
1467 | add [esi],ecx |
||
1468 | lea edx,[esi+20] |
||
1469 | sub ecx,8 |
||
1470 | mov [esi+16],ecx |
||
1471 | lea eax,[edx+ecx] |
||
1472 | cmp eax,[structures_buffer] |
||
1473 | ja out_of_memory |
||
1474 | call read |
||
1475 | jc invalid_file_format |
||
1476 | mov edx,[esi] |
||
1477 | add edx,[esi+12] |
||
1478 | mov eax,[esi+16] |
||
1479 | lea ecx,[esi+20] |
||
1480 | lea esi,[ecx+eax] |
||
1481 | add ecx,2 |
||
1482 | cmp word [ecx-2],0FFFFh |
||
1483 | je resource_header_type_ok |
||
1484 | check_resource_header_type: |
||
1485 | cmp ecx,esi |
||
1486 | jae invalid_file_format |
||
1487 | cmp word [ecx],0 |
||
1488 | je resource_header_type_ok |
||
1489 | add ecx,2 |
||
1490 | jmp check_resource_header_type |
||
1491 | resource_header_type_ok: |
||
1492 | add ecx,2 |
||
1493 | cmp word [ecx],0FFFFh |
||
1494 | je resource_header_name_ok |
||
1495 | check_resource_header_name: |
||
1496 | cmp ecx,esi |
||
1497 | jae invalid_file_format |
||
1498 | cmp word [ecx],0 |
||
1499 | je resource_header_name_ok |
||
1500 | add ecx,2 |
||
1501 | jmp check_resource_header_name |
||
1502 | resource_header_name_ok: |
||
1503 | xor al,al |
||
1504 | call lseek |
||
1505 | jmp read_resource_headers |
||
1506 | resource_headers_ok: |
||
1507 | xor eax,eax |
||
1508 | mov [esi],eax |
||
1509 | mov [resource_data],edi |
||
1510 | lea eax,[edi+16] |
||
1511 | cmp eax,[display_buffer] |
||
1512 | jae out_of_memory |
||
1513 | xor eax,eax |
||
1514 | stos dword [edi] |
||
1515 | call make_timestamp |
||
1516 | stos dword [edi] |
||
1517 | xor eax,eax |
||
1518 | stos dword [edi] |
||
1519 | stos dword [edi] |
||
1520 | xor ebx,ebx |
||
1521 | make_type_name_directory: |
||
1522 | mov esi,[free_additional_memory] |
||
1523 | xor edx,edx |
||
1524 | find_type_name: |
||
1525 | cmp dword [esi],0 |
||
1526 | je type_name_ok |
||
1527 | add esi,20 |
||
1528 | cmp word [esi],0FFFFh |
||
1529 | je check_next_type_name |
||
1530 | or ebx,ebx |
||
1531 | jz check_this_type_name |
||
1532 | xor ecx,ecx |
||
1533 | compare_with_previous_type_name: |
||
1534 | mov ax,[esi+ecx] |
||
1535 | cmp ax,[ebx+ecx] |
||
1536 | ja check_this_type_name |
||
1537 | jb check_next_type_name |
||
1538 | add ecx,2 |
||
1539 | mov ax,[esi+ecx] |
||
1540 | or ax,[ebx+ecx] |
||
1541 | jnz compare_with_previous_type_name |
||
1542 | jmp check_next_type_name |
||
1543 | check_this_type_name: |
||
1544 | or edx,edx |
||
1545 | jz type_name_found |
||
1546 | xor ecx,ecx |
||
1547 | compare_with_current_type_name: |
||
1548 | mov ax,[esi+ecx] |
||
1549 | cmp ax,[edx+ecx] |
||
1550 | ja check_next_type_name |
||
1551 | jb type_name_found |
||
1552 | add ecx,2 |
||
1553 | mov ax,[esi+ecx] |
||
1554 | or ax,[edx+ecx] |
||
1555 | jnz compare_with_current_type_name |
||
1556 | jmp same_type_name |
||
1557 | type_name_found: |
||
1558 | mov edx,esi |
||
1559 | same_type_name: |
||
1560 | mov [esi-16],edi |
||
1561 | check_next_type_name: |
||
1562 | mov eax,[esi-4] |
||
1563 | add esi,eax |
||
1564 | jmp find_type_name |
||
1565 | type_name_ok: |
||
1566 | or edx,edx |
||
1567 | jz type_name_directory_done |
||
1568 | mov ebx,edx |
||
1569 | make_type_name_entry: |
||
1570 | mov eax,[resource_data] |
||
1571 | inc word [eax+12] |
||
1572 | lea eax,[edi+8] |
||
1573 | cmp eax,[display_buffer] |
||
1574 | jae out_of_memory |
||
1575 | mov eax,ebx |
||
1576 | stos dword [edi] |
||
1577 | xor eax,eax |
||
1578 | stos dword [edi] |
||
1579 | jmp make_type_name_directory |
||
1580 | type_name_directory_done: |
||
1581 | mov ebx,-1 |
||
1582 | make_type_id_directory: |
||
1583 | mov esi,[free_additional_memory] |
||
1584 | mov edx,10000h |
||
1585 | find_type_id: |
||
1586 | cmp dword [esi],0 |
||
1587 | je type_id_ok |
||
1588 | add esi,20 |
||
1589 | cmp word [esi],0FFFFh |
||
1590 | jne check_next_type_id |
||
1591 | movzx eax,word [esi+2] |
||
1592 | cmp eax,ebx |
||
1593 | jle check_next_type_id |
||
1594 | cmp eax,edx |
||
1595 | jg check_next_type_id |
||
1596 | mov edx,eax |
||
1597 | mov [esi-16],edi |
||
1598 | check_next_type_id: |
||
1599 | mov eax,[esi-4] |
||
1600 | add esi,eax |
||
1601 | jmp find_type_id |
||
1602 | type_id_ok: |
||
1603 | cmp edx,10000h |
||
1604 | je type_id_directory_done |
||
1605 | mov ebx,edx |
||
1606 | make_type_id_entry: |
||
1607 | mov eax,[resource_data] |
||
1608 | inc word [eax+14] |
||
1609 | lea eax,[edi+8] |
||
1610 | cmp eax,[display_buffer] |
||
1611 | jae out_of_memory |
||
1612 | mov eax,ebx |
||
1613 | stos dword [edi] |
||
1614 | xor eax,eax |
||
1615 | stos dword [edi] |
||
1616 | jmp make_type_id_directory |
||
1617 | type_id_directory_done: |
||
1618 | mov esi,[resource_data] |
||
1619 | add esi,10h |
||
1620 | mov ecx,[esi-4] |
||
1621 | or cx,cx |
||
1622 | jz resource_directories_ok |
||
1623 | make_resource_directories: |
||
1624 | push ecx |
||
1625 | push edi |
||
1626 | mov edx,edi |
||
1627 | sub edx,[resource_data] |
||
1628 | bts edx,31 |
||
1629 | mov [esi+4],edx |
||
1630 | lea eax,[edi+16] |
||
1631 | cmp eax,[display_buffer] |
||
1632 | jae out_of_memory |
||
1633 | xor eax,eax |
||
1634 | stos dword [edi] |
||
1635 | call make_timestamp |
||
1636 | stos dword [edi] |
||
1637 | xor eax,eax |
||
1638 | stos dword [edi] |
||
1639 | stos dword [edi] |
||
1640 | mov ebp,esi |
||
1641 | xor ebx,ebx |
||
1642 | make_resource_name_directory: |
||
1643 | mov esi,[free_additional_memory] |
||
1644 | xor edx,edx |
||
1645 | find_resource_name: |
||
1646 | cmp dword [esi],0 |
||
1647 | je resource_name_ok |
||
1648 | push esi |
||
1649 | cmp [esi+4],ebp |
||
1650 | jne check_next_resource_name |
||
1651 | add esi,20 |
||
1652 | call skip_resource_name |
||
1653 | cmp word [esi],0FFFFh |
||
1654 | je check_next_resource_name |
||
1655 | or ebx,ebx |
||
1656 | jz check_this_resource_name |
||
1657 | xor ecx,ecx |
||
1658 | compare_with_previous_resource_name: |
||
1659 | mov ax,[esi+ecx] |
||
1660 | cmp ax,[ebx+ecx] |
||
1661 | ja check_this_resource_name |
||
1662 | jb check_next_resource_name |
||
1663 | add ecx,2 |
||
1664 | mov ax,[esi+ecx] |
||
1665 | or ax,[ebx+ecx] |
||
1666 | jnz compare_with_previous_resource_name |
||
1667 | jmp check_next_resource_name |
||
1668 | skip_resource_name: |
||
1669 | cmp word [esi],0FFFFh |
||
1670 | jne skip_unicode_string |
||
1671 | add esi,4 |
||
1672 | ret |
||
1673 | skip_unicode_string: |
||
1674 | add esi,2 |
||
1675 | cmp word [esi-2],0 |
||
1676 | jne skip_unicode_string |
||
1677 | ret |
||
1678 | check_this_resource_name: |
||
1679 | or edx,edx |
||
1680 | jz resource_name_found |
||
1681 | xor ecx,ecx |
||
1682 | compare_with_current_resource_name: |
||
1683 | mov ax,[esi+ecx] |
||
1684 | cmp ax,[edx+ecx] |
||
1685 | ja check_next_resource_name |
||
1686 | jb resource_name_found |
||
1687 | add ecx,2 |
||
1688 | mov ax,[esi+ecx] |
||
1689 | or ax,[edx+ecx] |
||
1690 | jnz compare_with_current_resource_name |
||
1691 | jmp same_resource_name |
||
1692 | resource_name_found: |
||
1693 | mov edx,esi |
||
1694 | same_resource_name: |
||
1695 | mov eax,[esp] |
||
1696 | mov [eax+8],edi |
||
1697 | check_next_resource_name: |
||
1698 | pop esi |
||
1699 | mov eax,[esi+16] |
||
1700 | lea esi,[esi+20+eax] |
||
1701 | jmp find_resource_name |
||
1702 | resource_name_ok: |
||
1703 | or edx,edx |
||
1704 | jz resource_name_directory_done |
||
1705 | mov ebx,edx |
||
1706 | make_resource_name_entry: |
||
1707 | mov eax,[esp] |
||
1708 | inc word [eax+12] |
||
1709 | lea eax,[edi+8] |
||
1710 | cmp eax,[display_buffer] |
||
1711 | jae out_of_memory |
||
1712 | mov eax,ebx |
||
1713 | stos dword [edi] |
||
1714 | xor eax,eax |
||
1715 | stos dword [edi] |
||
1716 | jmp make_resource_name_directory |
||
1717 | resource_name_directory_done: |
||
1718 | mov ebx,-1 |
||
1719 | make_resource_id_directory: |
||
1720 | mov esi,[free_additional_memory] |
||
1721 | mov edx,10000h |
||
1722 | find_resource_id: |
||
1723 | cmp dword [esi],0 |
||
1724 | je resource_id_ok |
||
1725 | push esi |
||
1726 | cmp [esi+4],ebp |
||
1727 | jne check_next_resource_id |
||
1728 | add esi,20 |
||
1729 | call skip_resource_name |
||
1730 | cmp word [esi],0FFFFh |
||
1731 | jne check_next_resource_id |
||
1732 | movzx eax,word [esi+2] |
||
1733 | cmp eax,ebx |
||
1734 | jle check_next_resource_id |
||
1735 | cmp eax,edx |
||
1736 | jg check_next_resource_id |
||
1737 | mov edx,eax |
||
1738 | mov eax,[esp] |
||
1739 | mov [eax+8],edi |
||
1740 | check_next_resource_id: |
||
1741 | pop esi |
||
1742 | mov eax,[esi+16] |
||
1743 | lea esi,[esi+20+eax] |
||
1744 | jmp find_resource_id |
||
1745 | resource_id_ok: |
||
1746 | cmp edx,10000h |
||
1747 | je resource_id_directory_done |
||
1748 | mov ebx,edx |
||
1749 | make_resource_id_entry: |
||
1750 | mov eax,[esp] |
||
1751 | inc word [eax+14] |
||
1752 | lea eax,[edi+8] |
||
1753 | cmp eax,[display_buffer] |
||
1754 | jae out_of_memory |
||
1755 | mov eax,ebx |
||
1756 | stos dword [edi] |
||
1757 | xor eax,eax |
||
1758 | stos dword [edi] |
||
1759 | jmp make_resource_id_directory |
||
1760 | resource_id_directory_done: |
||
1761 | pop eax |
||
1762 | mov esi,ebp |
||
1763 | pop ecx |
||
1764 | add esi,8 |
||
1765 | dec cx |
||
1766 | jnz make_resource_directories |
||
1767 | resource_directories_ok: |
||
1768 | shr ecx,16 |
||
1769 | jnz make_resource_directories |
||
1770 | mov esi,[resource_data] |
||
1771 | add esi,10h |
||
1772 | movzx eax,word [esi-4] |
||
1773 | movzx edx,word [esi-2] |
||
1774 | add eax,edx |
||
1775 | lea esi,[esi+eax*8] |
||
1776 | push edi ; address of language directories |
||
1777 | update_resource_directories: |
||
1778 | cmp esi,[esp] |
||
1779 | je resource_directories_updated |
||
1780 | add esi,10h |
||
1781 | mov ecx,[esi-4] |
||
1782 | or cx,cx |
||
1783 | jz language_directories_ok |
||
1784 | make_language_directories: |
||
1785 | push ecx |
||
1786 | push edi |
||
1787 | mov edx,edi |
||
1788 | sub edx,[resource_data] |
||
1789 | bts edx,31 |
||
1790 | mov [esi+4],edx |
||
1791 | lea eax,[edi+16] |
||
1792 | cmp eax,[display_buffer] |
||
1793 | jae out_of_memory |
||
1794 | xor eax,eax |
||
1795 | stos dword [edi] |
||
1796 | call make_timestamp |
||
1797 | stos dword [edi] |
||
1798 | xor eax,eax |
||
1799 | stos dword [edi] |
||
1800 | stos dword [edi] |
||
1801 | mov ebp,esi |
||
1802 | mov ebx,-1 |
||
1803 | make_language_id_directory: |
||
1804 | mov esi,[free_additional_memory] |
||
1805 | mov edx,10000h |
||
1806 | find_language_id: |
||
1807 | cmp dword [esi],0 |
||
1808 | je language_id_ok |
||
1809 | push esi |
||
1810 | cmp [esi+8],ebp |
||
1811 | jne check_next_language_id |
||
1812 | add esi,20 |
||
1813 | mov eax,esi |
||
1814 | call skip_resource_name |
||
1815 | call skip_resource_name |
||
1816 | neg eax |
||
1817 | add eax,esi |
||
1818 | and eax,11b |
||
1819 | add esi,eax |
||
1820 | get_language_id: |
||
1821 | movzx eax,word [esi+6] |
||
1822 | cmp eax,ebx |
||
1823 | jle check_next_language_id |
||
1824 | cmp eax,edx |
||
1825 | jge check_next_language_id |
||
1826 | mov edx,eax |
||
1827 | mov eax,[esp] |
||
1828 | mov [current_offset],eax |
||
1829 | check_next_language_id: |
||
1830 | pop esi |
||
1831 | mov eax,[esi+16] |
||
1832 | lea esi,[esi+20+eax] |
||
1833 | jmp find_language_id |
||
1834 | language_id_ok: |
||
1835 | cmp edx,10000h |
||
1836 | je language_id_directory_done |
||
1837 | mov ebx,edx |
||
1838 | make_language_id_entry: |
||
1839 | mov eax,[esp] |
||
1840 | inc word [eax+14] |
||
1841 | lea eax,[edi+8] |
||
1842 | cmp eax,[display_buffer] |
||
1843 | jae out_of_memory |
||
1844 | mov eax,ebx |
||
1845 | stos dword [edi] |
||
1846 | mov eax,[current_offset] |
||
1847 | stos dword [edi] |
||
1848 | jmp make_language_id_directory |
||
1849 | language_id_directory_done: |
||
1850 | pop eax |
||
1851 | mov esi,ebp |
||
1852 | pop ecx |
||
1853 | add esi,8 |
||
1854 | dec cx |
||
1855 | jnz make_language_directories |
||
1856 | language_directories_ok: |
||
1857 | shr ecx,16 |
||
1858 | jnz make_language_directories |
||
1859 | jmp update_resource_directories |
||
1860 | resource_directories_updated: |
||
1861 | mov esi,[resource_data] |
||
1862 | push edi |
||
1863 | make_name_strings: |
||
1864 | add esi,10h |
||
1865 | movzx eax,word [esi-2] |
||
1866 | movzx ecx,word [esi-4] |
||
1867 | add eax,ecx |
||
1868 | lea eax,[esi+eax*8] |
||
1869 | push eax |
||
1870 | or ecx,ecx |
||
1871 | jz string_entries_processed |
||
1872 | process_string_entries: |
||
1873 | push ecx |
||
1874 | mov edx,edi |
||
1875 | sub edx,[resource_data] |
||
1876 | bts edx,31 |
||
1877 | xchg [esi],edx |
||
1878 | mov ebx,edi |
||
1879 | xor ax,ax |
||
1880 | stos word [edi] |
||
1881 | copy_string_data: |
||
1882 | lea eax,[edi+2] |
||
1883 | cmp eax,[display_buffer] |
||
1884 | jae out_of_memory |
||
1885 | mov ax,[edx] |
||
1886 | or ax,ax |
||
1887 | jz string_data_copied |
||
1888 | stos word [edi] |
||
1889 | inc word [ebx] |
||
1890 | add edx,2 |
||
1891 | jmp copy_string_data |
||
1892 | string_data_copied: |
||
1893 | add esi,8 |
||
1894 | pop ecx |
||
1895 | loop process_string_entries |
||
1896 | string_entries_processed: |
||
1897 | pop esi |
||
1898 | cmp esi,[esp] |
||
1899 | jb make_name_strings |
||
1900 | mov eax,edi |
||
1901 | sub eax,[resource_data] |
||
1902 | test al,11b |
||
1903 | jz resource_strings_alignment_ok |
||
1904 | xor ax,ax |
||
1905 | stos word [edi] |
||
1906 | resource_strings_alignment_ok: |
||
1907 | pop edx |
||
1908 | pop ebx ; address of language directories |
||
1909 | mov ebp,edi |
||
1910 | update_language_directories: |
||
1911 | add ebx,10h |
||
1912 | movzx eax,word [ebx-2] |
||
1913 | movzx ecx,word [ebx-4] |
||
1914 | add ecx,eax |
||
1915 | make_data_records: |
||
1916 | push ecx |
||
1917 | mov esi,edi |
||
1918 | sub esi,[resource_data] |
||
1919 | xchg esi,[ebx+4] |
||
1920 | lea eax,[edi+16] |
||
1921 | cmp eax,[display_buffer] |
||
1922 | jae out_of_memory |
||
1923 | mov eax,esi |
||
1924 | stos dword [edi] |
||
1925 | mov eax,[esi+12] |
||
1926 | stos dword [edi] |
||
1927 | xor eax,eax |
||
1928 | stos dword [edi] |
||
1929 | stos dword [edi] |
||
1930 | pop ecx |
||
1931 | add ebx,8 |
||
1932 | loop make_data_records |
||
1933 | cmp ebx,edx |
||
1934 | jb update_language_directories |
||
1935 | pop ebx ; file handle |
||
1936 | mov esi,ebp |
||
1937 | mov ebp,edi |
||
1938 | update_data_records: |
||
1939 | push ebp |
||
1940 | mov ecx,edi |
||
1941 | mov eax,[current_section] |
||
1942 | sub ecx,[eax+14h] |
||
1943 | add ecx,[eax+0Ch] |
||
1944 | xchg ecx,[esi] |
||
1945 | mov edx,[ecx] |
||
1946 | xor al,al |
||
1947 | call lseek |
||
1948 | mov edx,edi |
||
1949 | mov ecx,[esi+4] |
||
1950 | add edi,ecx |
||
1951 | cmp edi,[display_buffer] |
||
1952 | ja out_of_memory |
||
1953 | call read |
||
1954 | mov eax,edi |
||
1955 | sub eax,[resource_data] |
||
1956 | and eax,11b |
||
1957 | jz resource_data_alignment_ok |
||
1958 | mov ecx,4 |
||
1959 | sub ecx,eax |
||
1960 | xor al,al |
||
1961 | rep stos byte [edi] |
||
1962 | resource_data_alignment_ok: |
||
1963 | pop ebp |
||
1964 | add esi,16 |
||
1965 | cmp esi,ebp |
||
1966 | jb update_data_records |
||
1967 | pop esi |
||
1968 | call close |
||
1969 | mov eax,edi |
||
1970 | sub eax,[resource_data] |
||
1971 | mov [resource_size],eax |
||
1972 | resource_done: |
||
1973 | ret |
||
1974 | make_pe_fixups: |
||
1975 | push esi |
||
1976 | mov ecx,[number_of_relocations] |
||
1977 | jecxz fixups_done |
||
1978 | mov esi,[free_additional_memory] |
||
1979 | mov eax,ecx |
||
1980 | shl eax,2 |
||
1981 | sub esi,eax |
||
1982 | mov [free_additional_memory],esi |
||
1983 | or [number_of_relocations],-1 |
||
1984 | xor edx,edx |
||
1985 | mov ebp,edi |
||
1986 | make_fixups: |
||
1987 | cmp [esi],edx |
||
1988 | jb store_fixup |
||
1989 | mov eax,edi |
||
1990 | sub eax,ebp |
||
1991 | test eax,11b |
||
1992 | jz fixups_block |
||
1993 | xor ax,ax |
||
1994 | stos word [edi] |
||
1995 | add dword [ebx],2 |
||
1996 | fixups_block: |
||
1997 | mov eax,edx |
||
1998 | add edx,1000h |
||
1999 | cmp [esi],edx |
||
2000 | jae fixups_block |
||
2001 | stos dword [edi] |
||
2002 | mov ebx,edi |
||
2003 | mov eax,8 |
||
2004 | stos dword [edi] |
||
2005 | store_fixup: |
||
2006 | add dword [ebx],2 |
||
2007 | mov eax,[esi] |
||
2008 | and ax,0FFFh |
||
2009 | test [format_flags],8 |
||
2010 | jnz fixup_64bit |
||
2011 | or ax,3000h |
||
2012 | jmp fixup_ok |
||
2013 | fixup_64bit: |
||
2014 | or ax,0A000h |
||
2015 | fixup_ok: |
||
2016 | stos word [edi] |
||
2017 | add esi,4 |
||
2018 | loop make_fixups |
||
2019 | fixups_done: |
||
2020 | pop esi |
||
2021 | ret |
||
2022 | close_pe: |
||
2023 | call close_pe_section |
||
2024 | mov edx,[code_start] |
||
2025 | mov [edx+50h],eax |
||
2026 | call make_timestamp |
||
2027 | mov edx,[code_start] |
||
2028 | mov [edx+8],eax |
||
2029 | mov eax,[number_of_relocations] |
||
2030 | cmp eax,0 |
||
2031 | jle pe_flags_ok |
||
2032 | or word [edx+16h],1 |
||
2033 | shl eax,2 |
||
2034 | sub [free_additional_memory],eax |
||
2035 | pe_flags_ok: |
||
2036 | mov eax,[number_of_sections] |
||
2037 | mov [edx+6],ax |
||
2038 | imul eax,28h |
||
2039 | movzx ecx,word [edx+14h] |
||
2040 | lea eax,[eax+18h+ecx] |
||
2041 | add eax,[stub_size] |
||
2042 | mov ecx,[edx+3Ch] |
||
2043 | dec ecx |
||
2044 | add eax,ecx |
||
2045 | not ecx |
||
2046 | and eax,ecx |
||
2047 | cmp eax,[edx+54h] |
||
2048 | je pe_sections_ok |
||
2049 | or [next_pass_needed],-1 |
||
2050 | pe_sections_ok: |
||
2051 | xor ecx,ecx |
||
2052 | add edx,78h |
||
2053 | test [format_flags],8 |
||
2054 | jz process_directories |
||
2055 | add edx,10h |
||
2056 | process_directories: |
||
2057 | mov eax,[edx+ecx*8] |
||
2058 | or eax,eax |
||
2059 | jz directory_ok |
||
2060 | cmp dword [edx+ecx*8+4],-1 |
||
2061 | jne directory_ok |
||
2062 | section_data: |
||
2063 | mov ebx,[edx+ecx*8] |
||
2064 | mov eax,[ebx+0Ch] |
||
2065 | mov [edx+ecx*8],eax ; directory rva |
||
2066 | mov eax,[ebx+8] |
||
2067 | mov [edx+ecx*8+4],eax ; directory size |
||
2068 | directory_ok: |
||
2069 | inc cl |
||
2070 | cmp cl,10h |
||
2071 | jb process_directories |
||
2072 | mov ebx,[code_start] |
||
2073 | sub ebx,[stub_size] |
||
2074 | mov ecx,edi |
||
2075 | sub ecx,ebx |
||
2076 | mov ebp,ecx |
||
2077 | shr ecx,1 |
||
2078 | xor eax,eax |
||
2079 | cdq |
||
2080 | calculate_checksum: |
||
2081 | mov dx,[ebx] |
||
2082 | add eax,edx |
||
2083 | mov dx,ax |
||
2084 | shr eax,16 |
||
2085 | add eax,edx |
||
2086 | add ebx,2 |
||
2087 | loop calculate_checksum |
||
2088 | add eax,ebp |
||
2089 | mov ebx,[code_start] |
||
2090 | mov [ebx+58h],eax |
||
2091 | ret |
||
2092 | |||
2093 | |||
2094 | mov eax,[additional_memory] |
||
2095 | mov [symbols_stream],eax |
||
2096 | mov ebx,eax |
||
2097 | add eax,18h |
||
2098 | cmp eax,[structures_buffer] |
||
2099 | jae out_of_memory |
||
2100 | mov [free_additional_memory],eax |
||
2101 | xor eax,eax |
||
2102 | mov [ebx],al |
||
2103 | mov [ebx+4],eax |
||
2104 | mov [ebx+8],edi |
||
2105 | mov al,4 |
||
2106 | mov [ebx+10h],eax |
||
2107 | mov al,60h |
||
2108 | bt [format_flags],0 |
||
2109 | jnc flat_section_flags_ok |
||
2110 | or eax,0E0000000h |
||
2111 | flat_section_flags_ok: |
||
2112 | mov dword [ebx+14h],eax |
||
2113 | mov [current_section],ebx |
||
2114 | mov [number_of_sections],0 |
||
2115 | mov dword [org_origin],edi |
||
2116 | mov dword [org_origin+4],0 |
||
2117 | mov [org_registers],0 |
||
2118 | mov [org_start],edi |
||
2119 | mov [org_symbol],ebx |
||
2120 | mov [labels_type],2 |
||
2121 | mov [code_type],32 |
||
2122 | test [format_flags],8 |
||
2123 | jz instruction_assembled |
||
2124 | mov [labels_type],4 |
||
2125 | mov [code_type],64 |
||
2126 | jmp instruction_assembled |
||
2127 | coff_section: |
||
2128 | call close_coff_section |
||
2129 | mov ebx,[free_additional_memory] |
||
2130 | lea eax,[ebx+18h] |
||
2131 | cmp eax,[structures_buffer] |
||
2132 | jae out_of_memory |
||
2133 | mov [free_additional_memory],eax |
||
2134 | mov [current_section],ebx |
||
2135 | inc [number_of_sections] |
||
2136 | xor eax,eax |
||
2137 | mov [ebx],al |
||
2138 | mov [ebx+8],edi |
||
2139 | mov dword [org_origin],edi |
||
2140 | mov dword [org_origin+4],0 |
||
2141 | mov [org_registers],0 |
||
2142 | mov [org_start],edi |
||
2143 | mov [org_symbol],ebx |
||
2144 | mov [labels_type],2 |
||
2145 | test [format_flags],8 |
||
2146 | jz coff_labels_type_ok |
||
2147 | mov [labels_type],4 |
||
2148 | coff_labels_type_ok: |
||
2149 | mov [ebx+10h],eax |
||
2150 | mov [ebx+14h],eax |
||
2151 | lods word [esi] |
||
2152 | cmp ax,'(' |
||
2153 | jne invalid_argument |
||
2154 | mov [ebx+4],esi |
||
2155 | mov ecx,[esi] |
||
2156 | lea esi,[esi+4+ecx+1] |
||
2157 | cmp ecx,8 |
||
2158 | ja name_too_long |
||
2159 | coff_section_flags: |
||
2160 | cmp byte [esi],1Ch |
||
2161 | je coff_section_alignment |
||
2162 | cmp byte [esi],19h |
||
2163 | jne coff_section_settings_ok |
||
2164 | inc esi |
||
2165 | lods byte [esi] |
||
2166 | bt [format_flags],0 |
||
2167 | jc coff_section_flag_ok |
||
2168 | cmp al,7 |
||
2169 | ja invalid_argument |
||
2170 | coff_section_flag_ok: |
||
2171 | mov cl,al |
||
2172 | mov eax,1 |
||
2173 | shl eax,cl |
||
2174 | test dword [ebx+14h],eax |
||
2175 | jnz setting_already_specified |
||
2176 | or dword [ebx+14h],eax |
||
2177 | jmp coff_section_flags |
||
2178 | coff_section_alignment: |
||
2179 | bt [format_flags],0 |
||
2180 | jnc invalid_argument |
||
2181 | inc esi |
||
2182 | lods byte [esi] |
||
2183 | or al,al |
||
2184 | jnz invalid_argument |
||
2185 | lods byte [esi] |
||
2186 | cmp al,'(' |
||
2187 | jne invalid_argument |
||
2188 | cmp byte [esi],'.' |
||
2189 | je invalid_value |
||
2190 | push ebx |
||
2191 | call get_dword_value |
||
2192 | pop ebx |
||
2193 | cmp [value_type],0 |
||
2194 | jne invalid_use_of_symbol |
||
2195 | mov edx,eax |
||
2196 | dec edx |
||
2197 | test eax,edx |
||
2198 | jnz invalid_value |
||
2199 | or eax,eax |
||
2200 | jz invalid_value |
||
2201 | cmp eax,2000h |
||
2202 | ja invalid_value |
||
2203 | bsf edx,eax |
||
2204 | inc edx |
||
2205 | shl edx,20 |
||
2206 | or [ebx+14h],edx |
||
2207 | xchg [ebx+10h],eax |
||
2208 | or eax,eax |
||
2209 | jnz setting_already_specified |
||
2210 | jmp coff_section_flags |
||
2211 | coff_section_settings_ok: |
||
2212 | cmp dword [ebx+10h],0 |
||
2213 | jne instruction_assembled |
||
2214 | mov dword [ebx+10h],4 |
||
2215 | bt [format_flags],0 |
||
2216 | jnc instruction_assembled |
||
2217 | or dword [ebx+14h],300000h |
||
2218 | jmp instruction_assembled |
||
2219 | close_coff_section: |
||
2220 | mov ebx,[current_section] |
||
2221 | mov eax,edi |
||
2222 | mov edx,[ebx+8] |
||
2223 | sub eax,edx |
||
2224 | mov [ebx+0Ch],eax |
||
2225 | xor eax,eax |
||
2226 | xchg [undefined_data_end],eax |
||
2227 | cmp eax,edi |
||
2228 | jne coff_section_ok |
||
2229 | cmp edx,[undefined_data_start] |
||
2230 | jne coff_section_ok |
||
2231 | mov edi,edx |
||
2232 | or byte [ebx+14h],80h |
||
2233 | coff_section_ok: |
||
2234 | ret |
||
2235 | mark_coff_relocation: |
||
2236 | cmp [value_type],3 |
||
2237 | je coff_relocation_relative |
||
2238 | push ebx eax |
||
2239 | test [format_flags],8 |
||
2240 | jnz coff_64bit_relocation |
||
2241 | mov al,6 |
||
2242 | jmp coff_relocation |
||
2243 | coff_64bit_relocation: |
||
2244 | mov al,1 |
||
2245 | jmp coff_relocation |
||
2246 | coff_relocation_relative: |
||
2247 | push ebx |
||
2248 | bt [format_flags],0 |
||
2249 | jnc relative_ok |
||
2250 | mov ebx,[current_section] |
||
2251 | mov ebx,[ebx+8] |
||
2252 | sub ebx,edi |
||
2253 | sub eax,ebx |
||
2254 | add eax,4 |
||
2255 | relative_ok: |
||
2256 | push eax |
||
2257 | mov al,20 |
||
2258 | test [format_flags],8 |
||
2259 | jnz relative_coff_64bit_relocation |
||
2260 | cmp [labels_type],2 |
||
2261 | jne invalid_use_of_symbol |
||
2262 | jmp coff_relocation |
||
2263 | relative_coff_64bit_relocation: |
||
2264 | mov al,4 |
||
2265 | cmp [labels_type],4 |
||
2266 | jne invalid_use_of_symbol |
||
2267 | coff_relocation: |
||
2268 | mov ebx,[free_additional_memory] |
||
2269 | add ebx,0Ch |
||
2270 | cmp ebx,[structures_buffer] |
||
2271 | jae out_of_memory |
||
2272 | mov [free_additional_memory],ebx |
||
2273 | mov byte [ebx-0Ch],al |
||
2274 | mov eax,[current_section] |
||
2275 | mov eax,[eax+8] |
||
2276 | neg eax |
||
2277 | add eax,edi |
||
2278 | mov [ebx-0Ch+4],eax |
||
2279 | mov eax,[symbol_identifier] |
||
2280 | mov [ebx-0Ch+8],eax |
||
2281 | pop eax ebx |
||
2282 | ret |
||
2283 | close_coff: |
||
2284 | call close_coff_section |
||
2285 | cmp [next_pass_needed],0 |
||
2286 | je coff_closed |
||
2287 | mov eax,[symbols_stream] |
||
2288 | mov [free_additional_memory],eax |
||
2289 | coff_closed: |
||
2290 | ret |
||
2291 | coff_formatter: |
||
2292 | sub edi,[code_start] |
||
2293 | mov [code_size],edi |
||
2294 | call prepare_default_section |
||
2295 | mov edi,[free_additional_memory] |
||
2296 | mov ebx,edi |
||
2297 | mov ecx,28h shr 2 |
||
2298 | imul ecx,[number_of_sections] |
||
2299 | add ecx,14h shr 2 |
||
2300 | lea eax,[edi+ecx*4] |
||
2301 | cmp eax,[structures_buffer] |
||
2302 | jae out_of_memory |
||
2303 | xor eax,eax |
||
2304 | rep stos dword [edi] |
||
2305 | mov word [ebx],14Ch |
||
2306 | test [format_flags],8 |
||
2307 | jz coff_magic_ok |
||
2308 | mov word [ebx],8664h |
||
2309 | coff_magic_ok: |
||
2310 | mov word [ebx+12h],104h |
||
2311 | bt [format_flags],0 |
||
2312 | jnc coff_flags_ok |
||
2313 | or byte [ebx+12h],80h |
||
2314 | coff_flags_ok: |
||
2315 | push ebx |
||
2316 | call make_timestamp |
||
2317 | pop ebx |
||
2318 | mov [ebx+4],eax |
||
2319 | mov eax,[number_of_sections] |
||
2320 | mov [ebx+2],ax |
||
2321 | mov esi,[symbols_stream] |
||
2322 | xor ecx,ecx |
||
2323 | enumerate_symbols: |
||
2324 | cmp esi,[free_additional_memory] |
||
2325 | je symbols_enumerated |
||
2326 | mov dl,[esi] |
||
2327 | or dl,dl |
||
2328 | jz enumerate_section |
||
2329 | cmp dl,80h |
||
2330 | je enumerate_public |
||
2331 | ja enumerate_extrn |
||
2332 | add esi,0Ch |
||
2333 | jmp enumerate_symbols |
||
2334 | enumerate_section: |
||
2335 | mov edx,ecx |
||
2336 | shl edx,8 |
||
2337 | mov [esi],edx |
||
2338 | inc ecx |
||
2339 | add esi,18h |
||
2340 | jmp enumerate_symbols |
||
2341 | enumerate_public: |
||
2342 | mov edx,eax |
||
2343 | shl edx,8 |
||
2344 | mov dl,80h |
||
2345 | mov [esi],edx |
||
2346 | mov edx,[esi+8] |
||
2347 | add esi,10h |
||
2348 | inc eax |
||
2349 | cmp byte [edx+11],2 |
||
2350 | jne enumerate_symbols |
||
2351 | mov edx,[edx+20] |
||
2352 | cmp byte [edx],81h |
||
2353 | jne enumerate_symbols |
||
2354 | inc eax |
||
2355 | jmp enumerate_symbols |
||
2356 | enumerate_extrn: |
||
2357 | mov edx,eax |
||
2358 | shl edx,8 |
||
2359 | mov dl,81h |
||
2360 | mov [esi],edx |
||
2361 | add esi,0Ch |
||
2362 | inc eax |
||
2363 | jmp enumerate_symbols |
||
2364 | prepare_default_section: |
||
2365 | mov ebx,[symbols_stream] |
||
2366 | cmp dword [ebx+0Ch],0 |
||
2367 | jne default_section_ok |
||
2368 | cmp [number_of_sections],0 |
||
2369 | je default_section_ok |
||
2370 | mov edx,ebx |
||
2371 | find_references_to_default_section: |
||
2372 | cmp ebx,[free_additional_memory] |
||
2373 | jne check_reference |
||
2374 | add [symbols_stream],18h |
||
2375 | ret |
||
2376 | check_reference: |
||
2377 | mov al,[ebx] |
||
2378 | or al,al |
||
2379 | jz skip_other_section |
||
2380 | cmp al,80h |
||
2381 | je check_public_reference |
||
2382 | ja next_reference |
||
2383 | cmp edx,[ebx+8] |
||
2384 | je default_section_ok |
||
2385 | next_reference: |
||
2386 | add ebx,0Ch |
||
2387 | jmp find_references_to_default_section |
||
2388 | check_public_reference: |
||
2389 | mov eax,[ebx+8] |
||
2390 | add ebx,10h |
||
2391 | test byte [eax+8],1 |
||
2392 | jz find_references_to_default_section |
||
2393 | mov cx,[current_pass] |
||
2394 | cmp cx,[eax+16] |
||
2395 | jne find_references_to_default_section |
||
2396 | cmp edx,[eax+20] |
||
2397 | je default_section_ok |
||
2398 | jmp find_references_to_default_section |
||
2399 | skip_other_section: |
||
2400 | add ebx,18h |
||
2401 | jmp find_references_to_default_section |
||
2402 | default_section_ok: |
||
2403 | inc [number_of_sections] |
||
2404 | ret |
||
2405 | symbols_enumerated: |
||
2406 | mov [ebx+0Ch],eax |
||
2407 | mov ebp,edi |
||
2408 | sub ebp,ebx |
||
2409 | push ebp |
||
2410 | lea edi,[ebx+14h] |
||
2411 | mov esi,[symbols_stream] |
||
2412 | find_section: |
||
2413 | cmp esi,[free_additional_memory] |
||
2414 | je sections_finished |
||
2415 | mov al,[esi] |
||
2416 | or al,al |
||
2417 | jz section_found |
||
2418 | add esi,0Ch |
||
2419 | cmp al,80h |
||
2420 | jne find_section |
||
2421 | add esi,4 |
||
2422 | jmp find_section |
||
2423 | section_found: |
||
2424 | push esi edi |
||
2425 | mov esi,[esi+4] |
||
2426 | or esi,esi |
||
2427 | jz default_section |
||
2428 | mov ecx,[esi] |
||
2429 | add esi,4 |
||
2430 | rep movs byte [edi],[esi] |
||
2431 | jmp section_name_ok |
||
2432 | default_section: |
||
2433 | mov al,'.' |
||
2434 | stos byte [edi] |
||
2435 | mov eax,'flat' |
||
2436 | stos dword [edi] |
||
2437 | section_name_ok: |
||
2438 | pop edi esi |
||
2439 | mov eax,[esi+0Ch] |
||
2440 | mov [edi+10h],eax |
||
2441 | mov eax,[esi+14h] |
||
2442 | mov [edi+24h],eax |
||
2443 | test al,80h |
||
2444 | jnz section_ptr_ok |
||
2445 | mov eax,[esi+8] |
||
2446 | sub eax,[code_start] |
||
2447 | add eax,ebp |
||
2448 | mov [edi+14h],eax |
||
2449 | section_ptr_ok: |
||
2450 | mov ebx,[code_start] |
||
2451 | mov edx,[code_size] |
||
2452 | add ebx,edx |
||
2453 | add edx,ebp |
||
2454 | xor ecx,ecx |
||
2455 | add esi,18h |
||
2456 | find_relocations: |
||
2457 | cmp esi,[free_additional_memory] |
||
2458 | je section_relocations_done |
||
2459 | mov al,[esi] |
||
2460 | or al,al |
||
2461 | jz section_relocations_done |
||
2462 | cmp al,80h |
||
2463 | jb add_relocation |
||
2464 | ja next_relocation |
||
2465 | add esi,10h |
||
2466 | jmp find_relocations |
||
2467 | add_relocation: |
||
2468 | lea eax,[ebx+0Ah] |
||
2469 | cmp eax,[display_buffer] |
||
2470 | ja out_of_memory |
||
2471 | mov eax,[esi+4] |
||
2472 | mov [ebx],eax |
||
2473 | mov eax,[esi+8] |
||
2474 | mov eax,[eax] |
||
2475 | shr eax,8 |
||
2476 | mov [ebx+4],eax |
||
2477 | movzx ax,byte [esi] |
||
2478 | mov [ebx+8],ax |
||
2479 | add ebx,0Ah |
||
2480 | inc ecx |
||
2481 | next_relocation: |
||
2482 | add esi,0Ch |
||
2483 | jmp find_relocations |
||
2484 | section_relocations_done: |
||
2485 | cmp ecx,10000h |
||
2486 | jb section_relocations_count_16bit |
||
2487 | bt [format_flags],0 |
||
2488 | jnc format_limitations_exceeded |
||
2489 | mov word [edi+20h],0FFFFh |
||
2490 | or dword [edi+24h],1000000h |
||
2491 | mov [edi+18h],edx |
||
2492 | push esi edi |
||
2493 | push ecx |
||
2494 | lea esi,[ebx-1] |
||
2495 | add ebx,0Ah |
||
2496 | lea edi,[ebx-1] |
||
2497 | imul ecx,0Ah |
||
2498 | std |
||
2499 | rep movs byte [edi],[esi] |
||
2500 | cld |
||
2501 | pop ecx |
||
2502 | inc esi |
||
2503 | inc ecx |
||
2504 | mov [esi],ecx |
||
2505 | xor eax,eax |
||
2506 | mov [esi+4],eax |
||
2507 | mov [esi+8],ax |
||
2508 | pop edi esi |
||
2509 | jmp section_relocations_ok |
||
2510 | section_relocations_count_16bit: |
||
2511 | mov [edi+20h],cx |
||
2512 | jcxz section_relocations_ok |
||
2513 | mov [edi+18h],edx |
||
2514 | section_relocations_ok: |
||
2515 | sub ebx,[code_start] |
||
2516 | mov [code_size],ebx |
||
2517 | add edi,28h |
||
2518 | jmp find_section |
||
2519 | sections_finished: |
||
2520 | mov edx,[free_additional_memory] |
||
2521 | mov ebx,[code_size] |
||
2522 | add ebp,ebx |
||
2523 | mov [edx+8],ebp |
||
2524 | add ebx,[code_start] |
||
2525 | mov edi,ebx |
||
2526 | mov ecx,[edx+0Ch] |
||
2527 | imul ecx,12h shr 1 |
||
2528 | xor eax,eax |
||
2529 | shr ecx,1 |
||
2530 | jnc zero_symbols_table |
||
2531 | stos word [edi] |
||
2532 | zero_symbols_table: |
||
2533 | rep stos dword [edi] |
||
2534 | mov edx,edi |
||
2535 | stos dword [edi] |
||
2536 | mov esi,[symbols_stream] |
||
2537 | make_section_symbols: |
||
2538 | cmp esi,[free_additional_memory] |
||
2539 | je section_symbols_ok |
||
2540 | mov al,[esi] |
||
2541 | or al,al |
||
2542 | jz add_section_symbol |
||
2543 | add esi,0Ch |
||
2544 | cmp al,80h |
||
2545 | jne make_section_symbols |
||
2546 | add esi,4 |
||
2547 | jmp make_section_symbols |
||
2548 | add_section_symbol: |
||
2549 | call store_symbol_name |
||
2550 | mov eax,[esi] |
||
2551 | shr eax,8 |
||
2552 | inc eax |
||
2553 | mov [ebx+0Ch],ax |
||
2554 | mov byte [ebx+10h],3 |
||
2555 | add esi,18h |
||
2556 | add ebx,12h |
||
2557 | jmp make_section_symbols |
||
2558 | section_symbols_ok: |
||
2559 | mov esi,[symbols_stream] |
||
2560 | make_symbols_table: |
||
2561 | cmp esi,[free_additional_memory] |
||
2562 | je symbols_table_ok |
||
2563 | mov al,[esi] |
||
2564 | cmp al,80h |
||
2565 | je add_public_symbol |
||
2566 | ja add_extrn_symbol |
||
2567 | add esi,0Ch |
||
2568 | or al,al |
||
2569 | jnz make_symbols_table |
||
2570 | add esi,0Ch |
||
2571 | jmp make_symbols_table |
||
2572 | add_extrn_symbol: |
||
2573 | call store_symbol_name |
||
2574 | mov byte [ebx+10h],2 |
||
2575 | add esi,0Ch |
||
2576 | add ebx,12h |
||
2577 | jmp make_symbols_table |
||
2578 | add_public_symbol: |
||
2579 | call store_symbol_name |
||
2580 | mov eax,[esi+0Ch] |
||
2581 | mov [current_line],eax |
||
2582 | mov eax,[esi+8] |
||
2583 | test byte [eax+8],1 |
||
2584 | jz undefined_symbol |
||
2585 | mov cx,[current_pass] |
||
2586 | cmp cx,[eax+16] |
||
2587 | jne undefined_symbol |
||
2588 | mov cl,[eax+11] |
||
2589 | or cl,cl |
||
2590 | jz public_constant |
||
2591 | test [format_flags],8 |
||
2592 | jnz check_64bit_public_symbol |
||
2593 | cmp cl,2 |
||
2594 | je public_symbol_type_ok |
||
2595 | jmp invalid_use_of_symbol |
||
2596 | check_64bit_public_symbol: |
||
2597 | cmp cl,4 |
||
2598 | jne invalid_use_of_symbol |
||
2599 | public_symbol_type_ok: |
||
2600 | mov ecx,[eax+20] |
||
2601 | mov ecx,[ecx] |
||
2602 | cmp cl,81h |
||
2603 | je alias_symbol |
||
2604 | or cl,cl |
||
2605 | jnz invalid_use_of_symbol |
||
2606 | shr ecx,8 |
||
2607 | inc cx |
||
2608 | mov [ebx+0Ch],cx |
||
2609 | public_symbol_section_ok: |
||
2610 | cmp dword [eax+4],0 |
||
2611 | je store_public_symbol |
||
2612 | cmp dword [eax+4],-1 |
||
2613 | jne value_out_of_range |
||
2614 | bt dword [eax],31 |
||
2615 | jnc value_out_of_range |
||
2616 | store_public_symbol: |
||
2617 | mov eax,[eax] |
||
2618 | mov [ebx+8],eax |
||
2619 | mov byte [ebx+10h],2 |
||
2620 | add esi,10h |
||
2621 | add ebx,12h |
||
2622 | jmp make_symbols_table |
||
2623 | alias_symbol: |
||
2624 | bt [format_flags],0 |
||
2625 | jnc invalid_use_of_symbol |
||
2626 | mov ecx,[eax] |
||
2627 | or ecx,[eax+4] |
||
2628 | jnz invalid_use_of_symbol |
||
2629 | mov byte [ebx+10h],69h |
||
2630 | mov byte [ebx+11h],1 |
||
2631 | add ebx,12h |
||
2632 | mov ecx,[eax+20] |
||
2633 | mov ecx,[ecx] |
||
2634 | shr ecx,8 |
||
2635 | mov [ebx],ecx |
||
2636 | mov byte [ebx+4],3 |
||
2637 | add esi,10h |
||
2638 | add ebx,12h |
||
2639 | jmp make_symbols_table |
||
2640 | public_constant: |
||
2641 | mov word [ebx+0Ch],0FFFFh |
||
2642 | jmp public_symbol_section_ok |
||
2643 | symbols_table_ok: |
||
2644 | mov eax,edi |
||
2645 | sub eax,edx |
||
2646 | mov [edx],eax |
||
2647 | sub edi,[code_start] |
||
2648 | mov [code_size],edi |
||
2649 | mov [written_size],0 |
||
2650 | mov edx,[output_file] |
||
2651 | call create |
||
2652 | jc write_failed |
||
2653 | mov edx,[free_additional_memory] |
||
2654 | pop ecx |
||
2655 | add [written_size],ecx |
||
2656 | call write |
||
2657 | jc write_failed |
||
2658 | jmp write_output |
||
2659 | store_symbol_name: |
||
2660 | push esi |
||
2661 | mov esi,[esi+4] |
||
2662 | or esi,esi |
||
2663 | jz default_name |
||
2664 | lods dword [esi] |
||
2665 | mov ecx,eax |
||
2666 | cmp ecx,8 |
||
2667 | ja add_string |
||
2668 | push edi |
||
2669 | mov edi,ebx |
||
2670 | rep movs byte [edi],[esi] |
||
2671 | pop edi esi |
||
2672 | ret |
||
2673 | default_name: |
||
2674 | mov dword [ebx],'.fla' |
||
2675 | mov dword [ebx+4],'t' |
||
2676 | pop esi |
||
2677 | ret |
||
2678 | add_string: |
||
2679 | mov eax,edi |
||
2680 | sub eax,edx |
||
2681 | mov [ebx+4],eax |
||
2682 | inc ecx |
||
2683 | rep movs byte [edi],[esi] |
||
2684 | pop esi |
||
2685 | ret |
||
2686 | |||
2687 | |||
2688 | test [format_flags],8 |
||
2689 | jnz format_elf64 |
||
2690 | mov edx,edi |
||
2691 | mov ecx,34h shr 2 |
||
2692 | lea eax,[edi+ecx*4] |
||
2693 | cmp eax,[display_buffer] |
||
2694 | jae out_of_memory |
||
2695 | xor eax,eax |
||
2696 | rep stos dword [edi] |
||
2697 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2698 | mov al,1 |
||
2699 | mov [edx+4],al |
||
2700 | mov [edx+5],al |
||
2701 | mov [edx+6],al |
||
2702 | mov [edx+14h],al |
||
2703 | mov byte [edx+12h],3 |
||
2704 | mov byte [edx+28h],34h |
||
2705 | mov byte [edx+2Eh],28h |
||
2706 | mov [code_type],32 |
||
2707 | cmp word [esi],1D19h |
||
2708 | je format_elf_exe |
||
2709 | mov [labels_type],2 |
||
2710 | elf_header_ok: |
||
2711 | mov byte [edx+10h],1 |
||
2712 | mov eax,[additional_memory] |
||
2713 | mov [symbols_stream],eax |
||
2714 | mov ebx,eax |
||
2715 | add eax,18h |
||
2716 | cmp eax,[structures_buffer] |
||
2717 | jae out_of_memory |
||
2718 | mov [free_additional_memory],eax |
||
2719 | xor eax,eax |
||
2720 | mov [current_section],ebx |
||
2721 | mov [number_of_sections],eax |
||
2722 | mov dword [org_origin],edi |
||
2723 | mov dword [org_origin+4],eax |
||
2724 | mov [org_registers],eax |
||
2725 | mov [org_start],edi |
||
2726 | mov [org_symbol],ebx |
||
2727 | mov [ebx],al |
||
2728 | mov [ebx+4],eax |
||
2729 | mov [ebx+8],edi |
||
2730 | mov al,111b |
||
2731 | mov [ebx+14h],eax |
||
2732 | mov al,4 |
||
2733 | mov [ebx+10h],eax |
||
2734 | test [format_flags],8 |
||
2735 | jz instruction_assembled |
||
2736 | mov byte [ebx+10h],8 |
||
2737 | jmp instruction_assembled |
||
2738 | format_elf64: |
||
2739 | mov edx,edi |
||
2740 | mov ecx,40h shr 2 |
||
2741 | lea eax,[edi+ecx*4] |
||
2742 | cmp eax,[display_buffer] |
||
2743 | jae out_of_memory |
||
2744 | xor eax,eax |
||
2745 | rep stos dword [edi] |
||
2746 | mov dword [edx],7Fh + 'ELF' shl 8 |
||
2747 | mov al,1 |
||
2748 | mov [edx+5],al |
||
2749 | mov [edx+6],al |
||
2750 | mov [edx+14h],al |
||
2751 | mov byte [edx+4],2 |
||
2752 | mov byte [edx+12h],62 |
||
2753 | mov byte [edx+34h],40h |
||
2754 | mov byte [edx+3Ah],40h |
||
2755 | mov [code_type],64 |
||
2756 | cmp word [esi],1D19h |
||
2757 | je format_elf64_exe |
||
2758 | mov [labels_type],4 |
||
2759 | jmp elf_header_ok |
||
2760 | elf_section: |
||
2761 | bt [format_flags],0 |
||
2762 | jc elf_exe_section |
||
2763 | call close_coff_section |
||
2764 | mov ebx,[free_additional_memory] |
||
2765 | lea eax,[ebx+18h] |
||
2766 | cmp eax,[structures_buffer] |
||
2767 | jae out_of_memory |
||
2768 | mov [free_additional_memory],eax |
||
2769 | mov [current_section],ebx |
||
2770 | inc word [number_of_sections] |
||
2771 | jz format_limitations_exceeded |
||
2772 | xor eax,eax |
||
2773 | mov [ebx],al |
||
2774 | mov [ebx+8],edi |
||
2775 | mov dword [org_origin],edi |
||
2776 | mov dword [org_origin+4],0 |
||
2777 | mov [org_registers],0 |
||
2778 | mov [org_start],edi |
||
2779 | mov [org_symbol],ebx |
||
2780 | test [format_flags],8 |
||
2781 | jnz elf64_labels_type |
||
2782 | mov [labels_type],2 |
||
2783 | jmp elf_labels_type_ok |
||
2784 | elf64_labels_type: |
||
2785 | mov [labels_type],4 |
||
2786 | elf_labels_type_ok: |
||
2787 | mov [ebx+10h],eax |
||
2788 | mov al,10b |
||
2789 | mov [ebx+14h],eax |
||
2790 | lods word [esi] |
||
2791 | cmp ax,'(' |
||
2792 | jne invalid_argument |
||
2793 | mov [ebx+4],esi |
||
2794 | mov ecx,[esi] |
||
2795 | lea esi,[esi+4+ecx+1] |
||
2796 | elf_section_flags: |
||
2797 | cmp byte [esi],1Ch |
||
2798 | je elf_section_alignment |
||
2799 | cmp byte [esi],19h |
||
2800 | jne elf_section_settings_ok |
||
2801 | inc esi |
||
2802 | lods byte [esi] |
||
2803 | sub al,28 |
||
2804 | xor al,11b |
||
2805 | test al,not 10b |
||
2806 | jnz invalid_argument |
||
2807 | mov cl,al |
||
2808 | mov al,1 |
||
2809 | shl al,cl |
||
2810 | test byte [ebx+14h],al |
||
2811 | jnz setting_already_specified |
||
2812 | or byte [ebx+14h],al |
||
2813 | jmp elf_section_flags |
||
2814 | elf_section_alignment: |
||
2815 | inc esi |
||
2816 | lods byte [esi] |
||
2817 | or al,al |
||
2818 | jnz invalid_argument |
||
2819 | lods byte [esi] |
||
2820 | cmp al,'(' |
||
2821 | jne invalid_argument |
||
2822 | cmp byte [esi],'.' |
||
2823 | je invalid_value |
||
2824 | push ebx |
||
2825 | call get_dword_value |
||
2826 | pop ebx |
||
2827 | cmp [value_type],0 |
||
2828 | jne invalid_use_of_symbol |
||
2829 | mov edx,eax |
||
2830 | dec edx |
||
2831 | test eax,edx |
||
2832 | jnz invalid_value |
||
2833 | or eax,eax |
||
2834 | jz invalid_value |
||
2835 | xchg [ebx+10h],eax |
||
2836 | or eax,eax |
||
2837 | jnz setting_already_specified |
||
2838 | jmp elf_section_flags |
||
2839 | elf_section_settings_ok: |
||
2840 | cmp dword [ebx+10h],0 |
||
2841 | jne instruction_assembled |
||
2842 | mov dword [ebx+10h],4 |
||
2843 | test [format_flags],8 |
||
2844 | jz instruction_assembled |
||
2845 | mov byte [ebx+10h],8 |
||
2846 | jmp instruction_assembled |
||
2847 | mark_elf_relocation: |
||
2848 | cmp [value_type],3 |
||
2849 | je elf_relocation_relative |
||
2850 | push ebx eax |
||
2851 | mov al,1 |
||
2852 | jmp coff_relocation |
||
2853 | elf_relocation_relative: |
||
2854 | cmp [labels_type],0 |
||
2855 | je invalid_use_of_symbol |
||
2856 | push ebx |
||
2857 | mov ebx,[current_section] |
||
2858 | mov ebx,[ebx+8] |
||
2859 | sub ebx,edi |
||
2860 | sub eax,ebx |
||
2861 | push eax |
||
2862 | mov al,2 |
||
2863 | jmp coff_relocation |
||
2864 | close_elf: |
||
2865 | bt [format_flags],0 |
||
2866 | jc close_elf_exe |
||
2867 | call close_coff_section |
||
2868 | cmp [next_pass_needed],0 |
||
2869 | je elf_closed |
||
2870 | mov eax,[symbols_stream] |
||
2871 | mov [free_additional_memory],eax |
||
2872 | elf_closed: |
||
2873 | ret |
||
2874 | elf_formatter: |
||
2875 | push edi |
||
2876 | call prepare_default_section |
||
2877 | mov esi,[symbols_stream] |
||
2878 | mov edi,[free_additional_memory] |
||
2879 | xor eax,eax |
||
2880 | mov ecx,4 |
||
2881 | rep stos dword [edi] |
||
2882 | test [format_flags],8 |
||
2883 | jz find_first_section |
||
2884 | mov ecx,2 |
||
2885 | rep stos dword [edi] |
||
2886 | find_first_section: |
||
2887 | mov al,[esi] |
||
2888 | or al,al |
||
2889 | jz first_section_found |
||
2890 | cmp al,80h |
||
2891 | jne skip_other_symbol |
||
2892 | add esi,4 |
||
2893 | skip_other_symbol: |
||
2894 | add esi,0Ch |
||
2895 | jmp find_first_section |
||
2896 | first_section_found: |
||
2897 | mov ebx,esi |
||
2898 | mov ebp,esi |
||
2899 | add esi,18h |
||
2900 | xor ecx,ecx |
||
2901 | xor edx,edx |
||
2902 | find_next_section: |
||
2903 | cmp esi,[free_additional_memory] |
||
2904 | je make_section_symbol |
||
2905 | mov al,[esi] |
||
2906 | or al,al |
||
2907 | jz make_section_symbol |
||
2908 | cmp al,80h |
||
2909 | je skip_public |
||
2910 | ja skip_extrn |
||
2911 | or byte [ebx+14h],40h |
||
2912 | skip_extrn: |
||
2913 | add esi,0Ch |
||
2914 | jmp find_next_section |
||
2915 | skip_public: |
||
2916 | add esi,10h |
||
2917 | jmp find_next_section |
||
2918 | make_section_symbol: |
||
2919 | mov eax,edi |
||
2920 | xchg eax,[ebx+4] |
||
2921 | stos dword [edi] |
||
2922 | test [format_flags],8 |
||
2923 | jnz elf64_section_symbol |
||
2924 | xor eax,eax |
||
2925 | stos dword [edi] |
||
2926 | stos dword [edi] |
||
2927 | call store_section_index |
||
2928 | jmp section_symbol_ok |
||
2929 | store_section_index: |
||
2930 | inc ecx |
||
2931 | mov eax,ecx |
||
2932 | shl eax,8 |
||
2933 | mov [ebx],eax |
||
2934 | inc dx |
||
2935 | jz format_limitations_exceeded |
||
2936 | mov eax,edx |
||
2937 | shl eax,16 |
||
2938 | mov al,3 |
||
2939 | test byte [ebx+14h],40h |
||
2940 | jz section_index_ok |
||
2941 | or ah,-1 |
||
2942 | inc dx |
||
2943 | jz format_limitations_exceeded |
||
2944 | section_index_ok: |
||
2945 | stos dword [edi] |
||
2946 | ret |
||
2947 | elf64_section_symbol: |
||
2948 | call store_section_index |
||
2949 | xor eax,eax |
||
2950 | stos dword [edi] |
||
2951 | stos dword [edi] |
||
2952 | stos dword [edi] |
||
2953 | stos dword [edi] |
||
2954 | section_symbol_ok: |
||
2955 | mov ebx,esi |
||
2956 | add esi,18h |
||
2957 | cmp ebx,[free_additional_memory] |
||
2958 | jne find_next_section |
||
2959 | inc dx |
||
2960 | jz format_limitations_exceeded |
||
2961 | mov [current_section],edx |
||
2962 | mov esi,[symbols_stream] |
||
2963 | find_other_symbols: |
||
2964 | cmp esi,[free_additional_memory] |
||
2965 | je elf_symbol_table_ok |
||
2966 | mov al,[esi] |
||
2967 | or al,al |
||
2968 | jz skip_section |
||
2969 | cmp al,80h |
||
2970 | je make_public_symbol |
||
2971 | ja make_extrn_symbol |
||
2972 | add esi,0Ch |
||
2973 | jmp find_other_symbols |
||
2974 | skip_section: |
||
2975 | add esi,18h |
||
2976 | jmp find_other_symbols |
||
2977 | make_public_symbol: |
||
2978 | mov eax,[esi+0Ch] |
||
2979 | mov [current_line],eax |
||
2980 | mov ebx,[esi+8] |
||
2981 | test byte [ebx+8],1 |
||
2982 | jz undefined_symbol |
||
2983 | mov ax,[current_pass] |
||
2984 | cmp ax,[ebx+16] |
||
2985 | jne undefined_symbol |
||
2986 | mov dl,[ebx+11] |
||
2987 | or dl,dl |
||
2988 | jz public_absolute |
||
2989 | mov eax,[ebx+20] |
||
2990 | cmp byte [eax],0 |
||
2991 | jne invalid_use_of_symbol |
||
2992 | mov eax,[eax+4] |
||
2993 | test [format_flags],8 |
||
2994 | jnz elf64_public |
||
2995 | cmp dl,2 |
||
2996 | jne invalid_use_of_symbol |
||
2997 | mov dx,[eax+0Eh] |
||
2998 | jmp section_for_public_ok |
||
2999 | elf64_public: |
||
3000 | cmp dl,4 |
||
3001 | jne invalid_use_of_symbol |
||
3002 | mov dx,[eax+6] |
||
3003 | jmp section_for_public_ok |
||
3004 | public_absolute: |
||
3005 | mov dx,0FFF1h |
||
3006 | section_for_public_ok: |
||
3007 | mov eax,[esi+4] |
||
3008 | stos dword [edi] |
||
3009 | test [format_flags],8 |
||
3010 | jnz elf64_public_symbol |
||
3011 | call get_public_value |
||
3012 | stos dword [edi] |
||
3013 | xor eax,eax |
||
3014 | mov al,[ebx+10] |
||
3015 | stos dword [edi] |
||
3016 | mov eax,edx |
||
3017 | shl eax,16 |
||
3018 | mov al,10h |
||
3019 | stos dword [edi] |
||
3020 | jmp public_symbol_ok |
||
3021 | elf64_public_symbol: |
||
3022 | mov eax,edx |
||
3023 | shl eax,16 |
||
3024 | mov al,10h |
||
3025 | stos dword [edi] |
||
3026 | call get_public_value |
||
3027 | stos dword [edi] |
||
3028 | xor eax,eax |
||
3029 | stos dword [edi] |
||
3030 | mov al,[ebx+10] |
||
3031 | stos dword [edi] |
||
3032 | xor al,al |
||
3033 | stos dword [edi] |
||
3034 | public_symbol_ok: |
||
3035 | inc ecx |
||
3036 | mov eax,ecx |
||
3037 | shl eax,8 |
||
3038 | mov al,80h |
||
3039 | mov [esi],eax |
||
3040 | add esi,10h |
||
3041 | jmp find_other_symbols |
||
3042 | get_public_value: |
||
3043 | mov eax,[ebx] |
||
3044 | cmp dword [ebx+4],0 |
||
3045 | je public_value_ok |
||
3046 | cmp dword [ebx+4],-1 |
||
3047 | jne value_out_of_range |
||
3048 | bt eax,31 |
||
3049 | jnc value_out_of_range |
||
3050 | public_value_ok: |
||
3051 | ret |
||
3052 | make_extrn_symbol: |
||
3053 | mov eax,[esi+4] |
||
3054 | stos dword [edi] |
||
3055 | test [format_flags],8 |
||
3056 | jnz elf64_extrn_symbol |
||
3057 | xor eax,eax |
||
3058 | stos dword [edi] |
||
3059 | mov eax,[esi+8] |
||
3060 | stos dword [edi] |
||
3061 | mov eax,10h |
||
3062 | stos dword [edi] |
||
3063 | jmp extrn_symbol_ok |
||
3064 | elf64_extrn_symbol: |
||
3065 | mov eax,10h |
||
3066 | stos dword [edi] |
||
3067 | xor al,al |
||
3068 | stos dword [edi] |
||
3069 | stos dword [edi] |
||
3070 | mov eax,[esi+8] |
||
3071 | stos dword [edi] |
||
3072 | xor eax,eax |
||
3073 | stos dword [edi] |
||
3074 | extrn_symbol_ok: |
||
3075 | inc ecx |
||
3076 | mov eax,ecx |
||
3077 | shl eax,8 |
||
3078 | mov al,81h |
||
3079 | mov [esi],eax |
||
3080 | add esi,0Ch |
||
3081 | jmp find_other_symbols |
||
3082 | elf_symbol_table_ok: |
||
3083 | mov edx,edi |
||
3084 | mov ebx,[free_additional_memory] |
||
3085 | xor al,al |
||
3086 | stos byte [edi] |
||
3087 | add edi,16 |
||
3088 | mov [edx+1],edx |
||
3089 | add ebx,10h |
||
3090 | test [format_flags],8 |
||
3091 | jz make_string_table |
||
3092 | add ebx,8 |
||
3093 | make_string_table: |
||
3094 | cmp ebx,edx |
||
3095 | je elf_string_table_ok |
||
3096 | test [format_flags],8 |
||
3097 | jnz make_elf64_string |
||
3098 | cmp byte [ebx+0Dh],0 |
||
3099 | je rel_prefix_ok |
||
3100 | mov byte [ebx+0Dh],0 |
||
3101 | mov eax,'.rel' |
||
3102 | stos dword [edi] |
||
3103 | rel_prefix_ok: |
||
3104 | mov esi,edi |
||
3105 | sub esi,edx |
||
3106 | xchg esi,[ebx] |
||
3107 | add ebx,10h |
||
3108 | make_elf_string: |
||
3109 | or esi,esi |
||
3110 | jz default_string |
||
3111 | lods dword [esi] |
||
3112 | mov ecx,eax |
||
3113 | rep movs byte [edi],[esi] |
||
3114 | xor al,al |
||
3115 | stos byte [edi] |
||
3116 | jmp make_string_table |
||
3117 | make_elf64_string: |
||
3118 | cmp byte [ebx+5],0 |
||
3119 | je elf64_rel_prefix_ok |
||
3120 | mov byte [ebx+5],0 |
||
3121 | mov eax,'.rel' |
||
3122 | stos dword [edi] |
||
3123 | mov al,'a' |
||
3124 | stos byte [edi] |
||
3125 | elf64_rel_prefix_ok: |
||
3126 | mov esi,edi |
||
3127 | sub esi,edx |
||
3128 | xchg esi,[ebx] |
||
3129 | add ebx,18h |
||
3130 | jmp make_elf_string |
||
3131 | default_string: |
||
3132 | mov eax,'.fla' |
||
3133 | stos dword [edi] |
||
3134 | mov ax,'t' |
||
3135 | stos word [edi] |
||
3136 | jmp make_string_table |
||
3137 | elf_string_table_ok: |
||
3138 | mov [edx+1+8],edi |
||
3139 | mov ebx,[code_start] |
||
3140 | mov eax,edi |
||
3141 | sub eax,[free_additional_memory] |
||
3142 | test [format_flags],8 |
||
3143 | jnz finish_elf64_header |
||
3144 | mov [ebx+20h],eax |
||
3145 | mov eax,[current_section] |
||
3146 | inc ax |
||
3147 | jz format_limitations_exceeded |
||
3148 | mov [ebx+32h],ax |
||
3149 | inc ax |
||
3150 | jz format_limitations_exceeded |
||
3151 | mov [ebx+30h],ax |
||
3152 | jmp elf_header_finished |
||
3153 | finish_elf64_header: |
||
3154 | mov [ebx+28h],eax |
||
3155 | mov eax,[current_section] |
||
3156 | inc ax |
||
3157 | jz format_limitations_exceeded |
||
3158 | mov [ebx+3Eh],ax |
||
3159 | inc ax |
||
3160 | jz format_limitations_exceeded |
||
3161 | mov [ebx+3Ch],ax |
||
3162 | elf_header_finished: |
||
3163 | xor eax,eax |
||
3164 | mov ecx,10 |
||
3165 | rep stos dword [edi] |
||
3166 | test [format_flags],8 |
||
3167 | jz elf_null_section_ok |
||
3168 | mov ecx,6 |
||
3169 | rep stos dword [edi] |
||
3170 | elf_null_section_ok: |
||
3171 | mov esi,ebp |
||
3172 | xor ecx,ecx |
||
3173 | make_section_entry: |
||
3174 | mov ebx,edi |
||
3175 | mov eax,[esi+4] |
||
3176 | mov eax,[eax] |
||
3177 | stos dword [edi] |
||
3178 | mov eax,1 |
||
3179 | cmp dword [esi+0Ch],0 |
||
3180 | je bss_section |
||
3181 | test byte [esi+14h],80h |
||
3182 | jz section_type_ok |
||
3183 | bss_section: |
||
3184 | mov al,8 |
||
3185 | section_type_ok: |
||
3186 | stos dword [edi] |
||
3187 | mov eax,[esi+14h] |
||
3188 | and al,3Fh |
||
3189 | call store_elf_machine_word |
||
3190 | xor eax,eax |
||
3191 | call store_elf_machine_word |
||
3192 | mov eax,[esi+8] |
||
3193 | mov [image_base],eax |
||
3194 | sub eax,[code_start] |
||
3195 | call store_elf_machine_word |
||
3196 | mov eax,[esi+0Ch] |
||
3197 | call store_elf_machine_word |
||
3198 | xor eax,eax |
||
3199 | stos dword [edi] |
||
3200 | stos dword [edi] |
||
3201 | mov eax,[esi+10h] |
||
3202 | call store_elf_machine_word |
||
3203 | xor eax,eax |
||
3204 | call store_elf_machine_word |
||
3205 | inc ecx |
||
3206 | add esi,18h |
||
3207 | xchg edi,[esp] |
||
3208 | mov ebp,edi |
||
3209 | convert_relocations: |
||
3210 | cmp esi,[free_additional_memory] |
||
3211 | je relocations_converted |
||
3212 | mov al,[esi] |
||
3213 | or al,al |
||
3214 | jz relocations_converted |
||
3215 | cmp al,80h |
||
3216 | jb make_relocation_entry |
||
3217 | ja relocation_entry_ok |
||
3218 | add esi,10h |
||
3219 | jmp convert_relocations |
||
3220 | make_relocation_entry: |
||
3221 | test [format_flags],8 |
||
3222 | jnz make_elf64_relocation_entry |
||
3223 | mov eax,[esi+4] |
||
3224 | stos dword [edi] |
||
3225 | mov eax,[esi+8] |
||
3226 | mov eax,[eax] |
||
3227 | mov al,[esi] |
||
3228 | stos dword [edi] |
||
3229 | jmp relocation_entry_ok |
||
3230 | make_elf64_relocation_entry: |
||
3231 | mov eax,[esi+4] |
||
3232 | stos dword [edi] |
||
3233 | xor eax,eax |
||
3234 | stos dword [edi] |
||
3235 | movzx eax,byte [esi] |
||
3236 | stos dword [edi] |
||
3237 | mov eax,[esi+8] |
||
3238 | mov eax,[eax] |
||
3239 | shr eax,8 |
||
3240 | stos dword [edi] |
||
3241 | xor eax,eax |
||
3242 | stos dword [edi] |
||
3243 | stos dword [edi] |
||
3244 | relocation_entry_ok: |
||
3245 | add esi,0Ch |
||
3246 | jmp convert_relocations |
||
3247 | store_elf_machine_word: |
||
3248 | stos dword [edi] |
||
3249 | test [format_flags],8 |
||
3250 | jz elf_machine_word_ok |
||
3251 | mov dword [edi],0 |
||
3252 | add edi,4 |
||
3253 | elf_machine_word_ok: |
||
3254 | ret |
||
3255 | relocations_converted: |
||
3256 | cmp edi,ebp |
||
3257 | xchg edi,[esp] |
||
3258 | je rel_section_ok |
||
3259 | mov eax,[ebx] |
||
3260 | sub eax,4 |
||
3261 | test [format_flags],8 |
||
3262 | jz store_relocations_name_offset |
||
3263 | dec eax |
||
3264 | store_relocations_name_offset: |
||
3265 | stos dword [edi] |
||
3266 | test [format_flags],8 |
||
3267 | jnz rela_section |
||
3268 | mov eax,9 |
||
3269 | jmp store_relocations_type |
||
3270 | rela_section: |
||
3271 | mov eax,4 |
||
3272 | store_relocations_type: |
||
3273 | stos dword [edi] |
||
3274 | xor al,al |
||
3275 | call store_elf_machine_word |
||
3276 | call store_elf_machine_word |
||
3277 | mov eax,ebp |
||
3278 | sub eax,[code_start] |
||
3279 | call store_elf_machine_word |
||
3280 | mov eax,[esp] |
||
3281 | sub eax,ebp |
||
3282 | call store_elf_machine_word |
||
3283 | mov eax,[current_section] |
||
3284 | stos dword [edi] |
||
3285 | mov eax,ecx |
||
3286 | stos dword [edi] |
||
3287 | inc ecx |
||
3288 | test [format_flags],8 |
||
3289 | jnz finish_elf64_rela_section |
||
3290 | mov eax,4 |
||
3291 | stos dword [edi] |
||
3292 | mov al,8 |
||
3293 | stos dword [edi] |
||
3294 | jmp rel_section_ok |
||
3295 | finish_elf64_rela_section: |
||
3296 | mov eax,8 |
||
3297 | stos dword [edi] |
||
3298 | xor al,al |
||
3299 | stos dword [edi] |
||
3300 | mov al,24 |
||
3301 | stos dword [edi] |
||
3302 | xor al,al |
||
3303 | stos dword [edi] |
||
3304 | rel_section_ok: |
||
3305 | cmp esi,[free_additional_memory] |
||
3306 | jne make_section_entry |
||
3307 | pop eax |
||
3308 | mov ebx,[code_start] |
||
3309 | sub eax,ebx |
||
3310 | mov [code_size],eax |
||
3311 | mov ecx,20h |
||
3312 | test [format_flags],8 |
||
3313 | jz adjust_elf_section_headers_offset |
||
3314 | mov ecx,28h |
||
3315 | adjust_elf_section_headers_offset: |
||
3316 | add [ebx+ecx],eax |
||
3317 | mov eax,1 |
||
3318 | stos dword [edi] |
||
3319 | mov al,2 |
||
3320 | stos dword [edi] |
||
3321 | xor al,al |
||
3322 | call store_elf_machine_word |
||
3323 | call store_elf_machine_word |
||
3324 | mov eax,[code_size] |
||
3325 | call store_elf_machine_word |
||
3326 | mov eax,[edx+1] |
||
3327 | sub eax,[free_additional_memory] |
||
3328 | call store_elf_machine_word |
||
3329 | mov eax,[current_section] |
||
3330 | inc eax |
||
3331 | stos dword [edi] |
||
3332 | mov eax,[number_of_sections] |
||
3333 | inc eax |
||
3334 | stos dword [edi] |
||
3335 | test [format_flags],8 |
||
3336 | jnz finish_elf64_sym_section |
||
3337 | mov eax,4 |
||
3338 | stos dword [edi] |
||
3339 | mov al,10h |
||
3340 | stos dword [edi] |
||
3341 | jmp sym_section_ok |
||
3342 | finish_elf64_sym_section: |
||
3343 | mov eax,8 |
||
3344 | stos dword [edi] |
||
3345 | xor al,al |
||
3346 | stos dword [edi] |
||
3347 | mov al,18h |
||
3348 | stos dword [edi] |
||
3349 | xor al,al |
||
3350 | stos dword [edi] |
||
3351 | sym_section_ok: |
||
3352 | mov al,1+8 |
||
3353 | stos dword [edi] |
||
3354 | mov al,3 |
||
3355 | stos dword [edi] |
||
3356 | xor al,al |
||
3357 | call store_elf_machine_word |
||
3358 | call store_elf_machine_word |
||
3359 | mov eax,[edx+1] |
||
3360 | sub eax,[free_additional_memory] |
||
3361 | add eax,[code_size] |
||
3362 | call store_elf_machine_word |
||
3363 | mov eax,[edx+1+8] |
||
3364 | sub eax,[edx+1] |
||
3365 | call store_elf_machine_word |
||
3366 | xor eax,eax |
||
3367 | stos dword [edi] |
||
3368 | stos dword [edi] |
||
3369 | mov al,1 |
||
3370 | call store_elf_machine_word |
||
3371 | xor eax,eax |
||
3372 | call store_elf_machine_word |
||
3373 | mov eax,'tab' |
||
3374 | mov dword [edx+1],'.sym' |
||
3375 | mov [edx+1+4],eax |
||
3376 | mov dword [edx+1+8],'.str' |
||
3377 | mov [edx+1+8+4],eax |
||
3378 | mov [written_size],0 |
||
3379 | mov edx,[output_file] |
||
3380 | call create |
||
3381 | jc write_failed |
||
3382 | call write_code |
||
3383 | mov ecx,edi |
||
3384 | mov edx,[free_additional_memory] |
||
3385 | sub ecx,edx |
||
3386 | add [written_size],ecx |
||
3387 | call write |
||
3388 | jc write_failed |
||
3389 | jmp output_written |
||
3390 | |||
3391 | |||
3392 | add esi,2 |
||
3393 | or [format_flags],1 |
||
3394 | mov [image_base],8048000h |
||
3395 | cmp byte [esi],80h |
||
3396 | jne elf_exe_base_ok |
||
3397 | lods word [esi] |
||
3398 | cmp ah,'(' |
||
3399 | jne invalid_argument |
||
3400 | cmp byte [esi],'.' |
||
3401 | je invalid_value |
||
3402 | push edx |
||
3403 | call get_dword_value |
||
3404 | cmp [value_type],0 |
||
3405 | jne invalid_use_of_symbol |
||
3406 | mov [image_base],eax |
||
3407 | pop edx |
||
3408 | elf_exe_base_ok: |
||
3409 | mov byte [edx+10h],2 |
||
3410 | mov byte [edx+2Ah],20h |
||
3411 | mov ebx,edi |
||
3412 | mov ecx,20h shr 2 |
||
3413 | cmp [current_pass],0 |
||
3414 | je init_elf_exe_sections |
||
3415 | imul ecx,[number_of_sections] |
||
3416 | init_elf_exe_sections: |
||
3417 | xor eax,eax |
||
3418 | rep stos dword [edi] |
||
3419 | mov [number_of_sections],0 |
||
3420 | mov byte [ebx],1 |
||
3421 | mov word [ebx+1Ch],1000h |
||
3422 | mov byte [ebx+18h],111b |
||
3423 | mov eax,edi |
||
3424 | sub eax,[code_start] |
||
3425 | mov [ebx+4],eax |
||
3426 | add eax,[image_base] |
||
3427 | mov [ebx+8],eax |
||
3428 | mov [ebx+0Ch],eax |
||
3429 | mov [edx+18h],eax |
||
3430 | xor edx,edx |
||
3431 | not eax |
||
3432 | not edx |
||
3433 | add eax,1 |
||
3434 | adc edx,0 |
||
3435 | add eax,edi |
||
3436 | adc edx,0 |
||
3437 | mov dword [org_origin],eax |
||
3438 | mov dword [org_origin+4],edx |
||
3439 | mov [org_registers],0 |
||
3440 | mov [org_start],edi |
||
3441 | mov [symbols_stream],edi |
||
3442 | jmp instruction_assembled |
||
3443 | format_elf64_exe: |
||
3444 | add esi,2 |
||
3445 | or [format_flags],1 |
||
3446 | mov [image_base],400000h |
||
3447 | mov [image_base_high],0 |
||
3448 | cmp byte [esi],80h |
||
3449 | jne elf64_exe_base_ok |
||
3450 | lods word [esi] |
||
3451 | cmp ah,'(' |
||
3452 | jne invalid_argument |
||
3453 | cmp byte [esi],'.' |
||
3454 | je invalid_value |
||
3455 | push edx |
||
3456 | call get_qword_value |
||
3457 | cmp [value_type],0 |
||
3458 | jne invalid_use_of_symbol |
||
3459 | mov [image_base],eax |
||
3460 | mov [image_base_high],edx |
||
3461 | pop edx |
||
3462 | elf64_exe_base_ok: |
||
3463 | mov byte [edx+10h],2 |
||
3464 | mov byte [edx+36h],38h |
||
3465 | mov ebx,edi |
||
3466 | mov ecx,38h shr 2 |
||
3467 | cmp [current_pass],0 |
||
3468 | je init_elf64_exe_sections |
||
3469 | imul ecx,[number_of_sections] |
||
3470 | init_elf64_exe_sections: |
||
3471 | xor eax,eax |
||
3472 | rep stos dword [edi] |
||
3473 | mov [number_of_sections],0 |
||
3474 | mov byte [ebx],1 |
||
3475 | mov word [ebx+30h],1000h |
||
3476 | mov byte [ebx+4],111b |
||
3477 | push edx |
||
3478 | mov eax,edi |
||
3479 | sub eax,[code_start] |
||
3480 | mov [ebx+8],eax |
||
3481 | xor edx,edx |
||
3482 | add eax,[image_base] |
||
3483 | adc edx,[image_base_high] |
||
3484 | mov [ebx+10h],eax |
||
3485 | mov [ebx+10h+4],edx |
||
3486 | mov [ebx+18h],eax |
||
3487 | mov [ebx+18h+4],edx |
||
3488 | pop ebx |
||
3489 | mov [ebx+18h],eax |
||
3490 | mov [ebx+18h+4],edx |
||
3491 | not eax |
||
3492 | not edx |
||
3493 | add eax,1 |
||
3494 | adc edx,0 |
||
3495 | add eax,edi |
||
3496 | adc edx,0 |
||
3497 | mov dword [org_origin],eax |
||
3498 | mov dword [org_origin+4],edx |
||
3499 | mov [org_registers],0 |
||
3500 | mov [org_start],edi |
||
3501 | mov [symbols_stream],edi |
||
3502 | jmp instruction_assembled |
||
3503 | elf_entry: |
||
3504 | lods byte [esi] |
||
3505 | cmp al,'(' |
||
3506 | jne invalid_argument |
||
3507 | cmp byte [esi],'.' |
||
3508 | je invalid_value |
||
3509 | test [format_flags],8 |
||
3510 | jnz elf64_entry |
||
3511 | call get_dword_value |
||
3512 | cmp [value_type],0 |
||
3513 | jne invalid_use_of_symbol |
||
3514 | mov edx,[code_start] |
||
3515 | mov [edx+18h],eax |
||
3516 | jmp instruction_assembled |
||
3517 | elf64_entry: |
||
3518 | call get_qword_value |
||
3519 | cmp [value_type],0 |
||
3520 | jne invalid_use_of_symbol |
||
3521 | mov ebx,[code_start] |
||
3522 | mov [ebx+18h],eax |
||
3523 | mov [ebx+1Ch],edx |
||
3524 | jmp instruction_assembled |
||
3525 | elf_exe_section: |
||
3526 | test [format_flags],8 |
||
3527 | jnz elf64_exe_section |
||
3528 | call close_elf_exe_section |
||
3529 | push eax |
||
3530 | mov ebx,[number_of_sections] |
||
3531 | shl ebx,5 |
||
3532 | add ebx,[code_start] |
||
3533 | add ebx,34h |
||
3534 | cmp ebx,[symbols_stream] |
||
3535 | jb new_elf_exe_section |
||
3536 | mov ebx,[symbols_stream] |
||
3537 | sub ebx,20h |
||
3538 | push edi |
||
3539 | mov edi,ebx |
||
3540 | mov ecx,20h shr 2 |
||
3541 | xor eax,eax |
||
3542 | rep stos dword [edi] |
||
3543 | pop edi |
||
3544 | or [next_pass_needed],-1 |
||
3545 | new_elf_exe_section: |
||
3546 | mov byte [ebx],1 |
||
3547 | mov word [ebx+1Ch],1000h |
||
3548 | elf_exe_section_flags: |
||
3549 | cmp byte [esi],19h |
||
3550 | jne elf_exe_section_flags_ok |
||
3551 | lods word [esi] |
||
3552 | sub ah,28 |
||
3553 | jbe invalid_argument |
||
3554 | cmp ah,1 |
||
3555 | je mark_elf_exe_section_flag |
||
3556 | cmp ah,3 |
||
3557 | ja invalid_argument |
||
3558 | xor ah,1 |
||
3559 | cmp ah,2 |
||
3560 | je mark_elf_exe_section_flag |
||
3561 | inc ah |
||
3562 | mark_elf_exe_section_flag: |
||
3563 | test [ebx+18h],ah |
||
3564 | jnz setting_already_specified |
||
3565 | or [ebx+18h],ah |
||
3566 | jmp elf_exe_section_flags |
||
3567 | elf_exe_section_flags_ok: |
||
3568 | mov eax,edi |
||
3569 | sub eax,[code_start] |
||
3570 | mov [ebx+4],eax |
||
3571 | pop edx |
||
3572 | and eax,0FFFh |
||
3573 | add edx,eax |
||
3574 | mov [ebx+8],edx |
||
3575 | mov [ebx+0Ch],edx |
||
3576 | mov eax,edx |
||
3577 | xor edx,edx |
||
3578 | not eax |
||
3579 | not edx |
||
3580 | add eax,1 |
||
3581 | adc edx,0 |
||
3582 | add eax,edi |
||
3583 | adc edx,0 |
||
3584 | mov dword [org_origin],eax |
||
3585 | mov dword [org_origin+4],edx |
||
3586 | mov [org_registers],0 |
||
3587 | mov [org_start],edi |
||
3588 | inc [number_of_sections] |
||
3589 | jmp instruction_assembled |
||
3590 | close_elf_exe_section: |
||
3591 | cmp [number_of_sections],0 |
||
3592 | jne finish_elf_exe_section |
||
3593 | cmp edi,[symbols_stream] |
||
3594 | jne first_elf_exe_section_ok |
||
3595 | push edi |
||
3596 | mov edi,[code_start] |
||
3597 | add edi,34h |
||
3598 | mov ecx,20h shr 2 |
||
3599 | xor eax,eax |
||
3600 | rep stos dword [edi] |
||
3601 | pop edi |
||
3602 | mov eax,[image_base] |
||
3603 | ret |
||
3604 | first_elf_exe_section_ok: |
||
3605 | inc [number_of_sections] |
||
3606 | finish_elf_exe_section: |
||
3607 | mov ebx,[number_of_sections] |
||
3608 | dec ebx |
||
3609 | shl ebx,5 |
||
3610 | add ebx,[code_start] |
||
3611 | add ebx,34h |
||
3612 | mov eax,edi |
||
3613 | sub eax,[code_start] |
||
3614 | sub eax,[ebx+4] |
||
3615 | mov edx,edi |
||
3616 | cmp edi,[undefined_data_end] |
||
3617 | jne elf_exe_section_size_ok |
||
3618 | mov edi,[undefined_data_start] |
||
3619 | elf_exe_section_size_ok: |
||
3620 | mov [ebx+14h],eax |
||
3621 | add eax,edi |
||
3622 | sub eax,edx |
||
3623 | mov [ebx+10h],eax |
||
3624 | mov eax,[ebx+8] |
||
3625 | add eax,[ebx+14h] |
||
3626 | add eax,0FFFh |
||
3627 | and eax,not 0FFFh |
||
3628 | ret |
||
3629 | elf64_exe_section: |
||
3630 | call close_elf64_exe_section |
||
3631 | push eax edx |
||
3632 | mov ebx,[number_of_sections] |
||
3633 | imul ebx,38h |
||
3634 | add ebx,[code_start] |
||
3635 | add ebx,40h |
||
3636 | cmp ebx,[symbols_stream] |
||
3637 | jb new_elf64_exe_section |
||
3638 | mov ebx,[symbols_stream] |
||
3639 | sub ebx,38h |
||
3640 | push edi |
||
3641 | mov edi,ebx |
||
3642 | mov ecx,38h shr 2 |
||
3643 | xor eax,eax |
||
3644 | rep stos dword [edi] |
||
3645 | pop edi |
||
3646 | or [next_pass_needed],-1 |
||
3647 | new_elf64_exe_section: |
||
3648 | mov byte [ebx],1 |
||
3649 | mov word [ebx+30h],1000h |
||
3650 | elf64_exe_section_flags: |
||
3651 | cmp byte [esi],19h |
||
3652 | jne elf64_exe_section_flags_ok |
||
3653 | lods word [esi] |
||
3654 | sub ah,28 |
||
3655 | jbe invalid_argument |
||
3656 | cmp ah,1 |
||
3657 | je mark_elf64_exe_section_flag |
||
3658 | cmp ah,3 |
||
3659 | ja invalid_argument |
||
3660 | xor ah,1 |
||
3661 | cmp ah,2 |
||
3662 | je mark_elf64_exe_section_flag |
||
3663 | inc ah |
||
3664 | mark_elf64_exe_section_flag: |
||
3665 | test [ebx+4],ah |
||
3666 | jnz setting_already_specified |
||
3667 | or [ebx+4],ah |
||
3668 | jmp elf64_exe_section_flags |
||
3669 | elf64_exe_section_flags_ok: |
||
3670 | mov ecx,edi |
||
3671 | sub ecx,[code_start] |
||
3672 | mov [ebx+8],ecx |
||
3673 | pop edx eax |
||
3674 | and ecx,0FFFh |
||
3675 | add eax,ecx |
||
3676 | adc edx,0 |
||
3677 | mov [ebx+10h],eax |
||
3678 | mov [ebx+10h+4],edx |
||
3679 | mov [ebx+18h],eax |
||
3680 | mov [ebx+18h+4],edx |
||
3681 | not eax |
||
3682 | not edx |
||
3683 | add eax,1 |
||
3684 | adc edx,0 |
||
3685 | add eax,edi |
||
3686 | adc edx,0 |
||
3687 | mov dword [org_origin],eax |
||
3688 | mov dword [org_origin+4],edx |
||
3689 | mov [org_registers],0 |
||
3690 | mov [org_start],edi |
||
3691 | inc [number_of_sections] |
||
3692 | jmp instruction_assembled |
||
3693 | close_elf64_exe_section: |
||
3694 | cmp [number_of_sections],0 |
||
3695 | jne finish_elf64_exe_section |
||
3696 | cmp edi,[symbols_stream] |
||
3697 | jne first_elf64_exe_section_ok |
||
3698 | push edi |
||
3699 | mov edi,[code_start] |
||
3700 | add edi,40h |
||
3701 | mov ecx,38h shr 2 |
||
3702 | xor eax,eax |
||
3703 | rep stos dword [edi] |
||
3704 | pop edi |
||
3705 | mov eax,[image_base] |
||
3706 | mov edx,[image_base_high] |
||
3707 | ret |
||
3708 | first_elf64_exe_section_ok: |
||
3709 | inc [number_of_sections] |
||
3710 | finish_elf64_exe_section: |
||
3711 | mov ebx,[number_of_sections] |
||
3712 | dec ebx |
||
3713 | imul ebx,38h |
||
3714 | add ebx,[code_start] |
||
3715 | add ebx,40h |
||
3716 | mov eax,edi |
||
3717 | sub eax,[code_start] |
||
3718 | sub eax,[ebx+8] |
||
3719 | mov edx,edi |
||
3720 | cmp edi,[undefined_data_end] |
||
3721 | jne elf64_exe_section_size_ok |
||
3722 | mov edi,[undefined_data_start] |
||
3723 | elf64_exe_section_size_ok: |
||
3724 | mov [ebx+28h],eax |
||
3725 | add eax,edi |
||
3726 | sub eax,edx |
||
3727 | mov [ebx+20h],eax |
||
3728 | mov eax,[ebx+10h] |
||
3729 | mov edx,[ebx+10h+4] |
||
3730 | add eax,[ebx+28h] |
||
3731 | adc edx,0 |
||
3732 | sub eax,1 |
||
3733 | sbb edx,0 |
||
3734 | shrd eax,edx,12 |
||
3735 | shr edx,12 |
||
3736 | add eax,1 |
||
3737 | adc edx,0 |
||
3738 | shld edx,eax,12 |
||
3739 | shl eax,12 |
||
3740 | ret |
||
3741 | close_elf_exe: |
||
3742 | test [format_flags],8 |
||
3743 | jnz close_elf64_exe |
||
3744 | call close_elf_exe_section |
||
3745 | mov edx,[code_start] |
||
3746 | mov eax,[number_of_sections] |
||
3747 | mov byte [edx+1Ch],34h |
||
3748 | mov [edx+2Ch],ax |
||
3749 | shl eax,5 |
||
3750 | add eax,edx |
||
3751 | add eax,34h |
||
3752 | cmp eax,[symbols_stream] |
||
3753 | je elf_exe_ok |
||
3754 | or [next_pass_needed],-1 |
||
3755 | elf_exe_ok: |
||
3756 | ret |
||
3757 | close_elf64_exe: |
||
3758 | call close_elf64_exe_section |
||
3759 | mov edx,[code_start] |
||
3760 | mov eax,[number_of_sections] |
||
3761 | mov byte [edx+20h],40h |
||
3762 | mov [edx+38h],ax |
||
3763 | imul eax,38h |
||
3764 | add eax,edx |
||
3765 | add eax,40h |
||
3766 | cmp eax,[symbols_stream] |
||
3767 | je elf64_exe_ok |
||
3768 | or [next_pass_needed],-1 |
||
3769 | elf64_exe_ok: |
||
3770 | ret |
||
3771 | |||
3772 | |||
3773 | db 5,'align',1Ch,0 |
||
3774 | db 6,'binary',18h,10h |
||
3775 | db 4,'code',19h,5 |
||
3776 | db 4,'coff',18h,40h |
||
3777 | db 7,'console',1Bh,3 |
||
3778 | db 4,'data',19h,6 |
||
3779 | db 11,'discardable',19h,25 |
||
3780 | db 3,'dll',1Bh,80h |
||
3781 | db 3,'elf',18h,50h |
||
3782 | db 5,'elf64',18h,58h |
||
3783 | db 10,'executable',19h,29 |
||
3784 | db 6,'export',1Ah,0 |
||
3785 | db 6,'fixups',1Ah,5 |
||
3786 | db 3,'gui',1Bh,2 |
||
3787 | db 6,'import',1Ah,1 |
||
3788 | db 2,'ms',17h,41h |
||
3789 | db 4,'ms64',17h,49h |
||
3790 | db 2,'mz',18h,20h |
||
3791 | db 6,'native',1Bh,1 |
||
3792 | db 11,'notpageable',19h,27 |
||
3793 | db 2,'pe',18h,30h |
||
3794 | db 4,'pe64',18h,38h |
||
3795 | db 8,'readable',19h,30 |
||
3796 | db 8,'resource',1Ah,2 |
||
3797 | db 9,'shareable',19h,28 |
||
3798 | db 3,'wdm',1Bh,81h |
||
3799 | db 8,'writable',19h,31 |
||
3800 | db 9,'writeable',19h,31 |
||
3801 | db 0 |
||
3802 |