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Rev | Author | Line No. | Line |
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2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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10051 | ace_dent | 3 | ;; Copyright (C) KolibriOS team 2004-2024. All rights reserved. ;; |
2288 | clevermous | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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7 | |||
6502 | pathoswith | 8 | ; External kernel dependencies (libraries) loading. |
9 | ; The code currently does not work, requires correcting dll.inc. |
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2288 | clevermous | 10 | |
11 | |||
12 | if 0 |
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6502 | pathoswith | 13 | iglobal |
14 | tmp_file_name_size dd 1 |
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15 | endg |
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16 | |||
17 | uglobal |
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18 | tmp_file_name_table dd ? |
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19 | s_libname rb 64 |
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20 | def_val_1 db ? |
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21 | endg |
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22 | |||
2288 | clevermous | 23 | macro library [name,fname] |
24 | { |
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25 | forward |
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26 | dd __#name#_library_table__,__#name#_library_name__ |
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27 | common |
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28 | dd 0 |
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29 | forward |
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30 | __#name#_library_name__ db fname,0 |
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31 | } |
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32 | |||
33 | macro import lname,[name,sname] |
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34 | { |
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35 | common |
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36 | align 4 |
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37 | __#lname#_library_table__: |
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38 | forward |
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39 | name dd __#name#_import_name__ |
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40 | common |
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41 | dd 0 |
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42 | forward |
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43 | __#name#_import_name__ db sname,0 |
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44 | } |
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45 | |||
46 | macro export [name,sname] |
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47 | { |
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48 | align 4 |
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49 | forward |
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50 | dd __#name#_export_name__,name |
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51 | common |
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52 | dd 0 |
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53 | forward |
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54 | __#name#_export_name__ db sname,0 |
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55 | } |
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56 | |||
57 | |||
58 | |||
59 | align 4 ; loading library (use kernel functions) |
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60 | proc load_k_library stdcall, file_name:dword |
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61 | locals |
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62 | coff dd ? |
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63 | sym dd ? |
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64 | strings dd ? |
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65 | img_size dd ? |
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66 | img_base dd ? |
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67 | exports dd ? |
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68 | endl |
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69 | |||
70 | cli |
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71 | |||
72 | stdcall load_file, [file_name] |
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73 | test eax, eax |
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74 | jz .fail |
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75 | |||
76 | mov [coff], eax |
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9715 | Doczom | 77 | movzx ecx, [eax + CFH.nSections] |
2288 | clevermous | 78 | xor ebx, ebx |
79 | |||
80 | lea edx, [eax+20] |
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81 | @@: |
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9715 | Doczom | 82 | add ebx, [edx + CFS.SizeOfRawData] |
2288 | clevermous | 83 | add ebx, 15 |
84 | and ebx, not 15 |
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85 | add edx, COFF_SECTION_SIZE |
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86 | dec ecx |
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87 | jnz @B |
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88 | mov [img_size], ebx |
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89 | |||
90 | stdcall kernel_alloc, [img_size] |
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91 | |||
92 | test eax, eax |
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93 | jz .fail |
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94 | mov [img_base], eax |
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95 | |||
96 | mov edx, [coff] |
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9715 | Doczom | 97 | movzx ebx, [edx + CFH.nSections] |
2288 | clevermous | 98 | mov edi, [img_base] |
99 | lea eax, [edx+20] |
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100 | @@: |
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9715 | Doczom | 101 | mov [eax + CFS.VirtualAddress], edi |
102 | mov esi, [eax + CFS.PtrRawData] |
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2288 | clevermous | 103 | test esi, esi |
104 | jnz .copy |
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9715 | Doczom | 105 | add edi, [eax + CFS.SizeOfRawData] |
2288 | clevermous | 106 | jmp .next |
107 | .copy: |
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108 | add esi, edx |
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9715 | Doczom | 109 | mov ecx, [eax + CFS.SizeOfRawData] |
2288 | clevermous | 110 | cld |
111 | rep movsb |
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112 | .next: |
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113 | add edi, 15 |
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114 | and edi, not 15 |
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115 | add eax, COFF_SECTION_SIZE |
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116 | dec ebx |
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117 | jnz @B |
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118 | |||
9715 | Doczom | 119 | mov ebx, [edx + CFH.pSymTable] |
2288 | clevermous | 120 | add ebx, edx |
121 | mov [sym], ebx |
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9715 | Doczom | 122 | mov ecx, [edx + CFH.nSymbols] |
2288 | clevermous | 123 | add ecx, ecx |
9715 | Doczom | 124 | lea ecx, [ecx + ecx*8];ecx*=18 = nSymbols*CSYM_SIZE |
2288 | clevermous | 125 | add ecx, [sym] |
126 | mov [strings], ecx |
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127 | |||
128 | lea eax, [edx+20] |
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129 | |||
9715 | Doczom | 130 | stdcall fix_coff_symbols, eax, [sym], [edx + CFH.nSymbols], \ |
2288 | clevermous | 131 | [strings], dword 0 |
132 | test eax, eax |
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133 | jnz @F |
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134 | |||
135 | @@: |
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136 | mov edx, [coff] |
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9715 | Doczom | 137 | movzx ebx, [edx + CFH.nSections] |
9977 | rgimad | 138 | xor edi, edi |
2288 | clevermous | 139 | lea eax, [edx+20] |
140 | @@: |
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9715 | Doczom | 141 | add [eax + CFS.VirtualAddress], edi ;patch user space offset |
2288 | clevermous | 142 | add eax, COFF_SECTION_SIZE |
143 | dec ebx |
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144 | jnz @B |
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145 | |||
146 | add edx, 20 |
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147 | stdcall fix_coff_relocs, [coff], edx, [sym] |
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148 | |||
149 | mov ebx, [coff] |
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150 | stdcall get_coff_sym, [sym], [ebx+CFH.nSymbols], szEXPORTS |
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151 | mov [exports], eax |
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152 | |||
153 | stdcall kernel_free, [coff] |
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154 | |||
155 | mov eax, [exports] |
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156 | ret |
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157 | .fail: |
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158 | xor eax, eax |
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159 | ret |
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160 | endp |
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161 | |||
162 | |||
163 | proc dll.Load, import_table:dword |
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164 | mov esi, [import_table] |
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165 | .next_lib: |
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166 | mov edx, [esi] |
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167 | or edx, edx |
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168 | jz .exit |
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169 | push esi |
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170 | |||
171 | mov edi, s_libname |
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172 | |||
173 | mov al, '/' |
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174 | stosb |
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175 | mov esi, sysdir_path |
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176 | @@: |
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177 | lodsb |
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178 | stosb |
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179 | or al, al |
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180 | jnz @b |
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181 | dec edi |
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182 | mov [edi], dword '/lib' |
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183 | mov [edi+4], byte '/' |
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184 | add edi, 5 |
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185 | pop esi |
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186 | push esi |
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187 | mov esi, [esi+4] |
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188 | @@: |
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189 | lodsb |
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190 | stosb |
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191 | or al, al |
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192 | jnz @b |
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193 | |||
194 | pushad |
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195 | stdcall load_k_library, s_libname |
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196 | mov [esp+28], eax |
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197 | popad |
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198 | or eax, eax |
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199 | jz .fail |
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200 | stdcall dll.Link, eax, edx |
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201 | stdcall dll.Init, [eax+4] |
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202 | pop esi |
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203 | add esi, 8 |
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204 | jmp .next_lib |
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205 | .exit: |
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206 | xor eax, eax |
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207 | ret |
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208 | .fail: |
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209 | add esp, 4 |
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210 | xor eax, eax |
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211 | inc eax |
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212 | ret |
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213 | endp |
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214 | |||
215 | proc dll.Link, exp:dword,imp:dword |
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216 | push eax |
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217 | mov esi, [imp] |
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218 | test esi, esi |
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219 | jz .done |
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220 | .next: |
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221 | lodsd |
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222 | test eax, eax |
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223 | jz .done |
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224 | stdcall dll.GetProcAddress, [exp], eax |
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225 | or eax, eax |
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226 | jz @f |
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227 | mov [esi-4], eax |
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228 | jmp .next |
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229 | @@: |
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230 | mov dword[esp], 0 |
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231 | .done: |
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232 | pop eax |
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233 | ret |
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234 | endp |
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235 | |||
236 | proc dll.Init, dllentry:dword |
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237 | pushad |
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238 | mov eax, mem.Alloc |
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239 | mov ebx, mem.Free |
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240 | mov ecx, mem.ReAlloc |
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241 | mov edx, dll.Load |
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242 | stdcall [dllentry] |
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243 | popad |
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244 | ret |
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245 | endp |
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246 | |||
247 | proc dll.GetProcAddress, exp:dword,sz_name:dword |
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248 | mov edx, [exp] |
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249 | .next: |
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250 | test edx, edx |
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251 | jz .end |
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252 | stdcall strncmp, [edx], [sz_name], dword -1 |
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253 | test eax, eax |
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254 | jz .ok |
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255 | add edx, 8 |
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256 | jmp .next |
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257 | .ok: |
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258 | mov eax, [edx+4] |
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259 | .end: |
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260 | ret |
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261 | endp |
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262 | |||
263 | ;----------------------------------------------------------------------------- |
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264 | proc mem.Alloc size ;///////////////////////////////////////////////////////// |
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265 | ;----------------------------------------------------------------------------- |
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266 | push ebx ecx |
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267 | ; mov eax,[size] |
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268 | ; lea ecx,[eax+4+4095] |
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269 | ; and ecx,not 4095 |
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270 | ; stdcall kernel_alloc, ecx |
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271 | ; add ecx,-4 |
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272 | ; mov [eax],ecx |
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273 | ; add eax,4 |
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274 | |||
275 | stdcall kernel_alloc, [size] |
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276 | |||
277 | pop ecx ebx |
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278 | ret |
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279 | endp |
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280 | |||
281 | ;----------------------------------------------------------------------------- |
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282 | proc mem.ReAlloc mptr,size;/////////////////////////////////////////////////// |
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283 | ;----------------------------------------------------------------------------- |
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284 | push ebx ecx esi edi eax |
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285 | mov eax, [mptr] |
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286 | mov ebx, [size] |
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287 | or eax, eax |
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288 | jz @f |
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289 | lea ecx, [ebx+4+4095] |
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290 | and ecx, not 4095 |
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291 | add ecx, -4 |
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292 | cmp ecx, [eax-4] |
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293 | je .exit |
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294 | @@: |
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295 | mov eax, ebx |
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296 | call mem.Alloc |
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297 | xchg eax, [esp] |
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298 | or eax, eax |
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299 | jz .exit |
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300 | mov esi, eax |
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301 | xchg eax, [esp] |
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302 | mov edi, eax |
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303 | mov ecx, [esi-4] |
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304 | cmp ecx, [edi-4] |
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305 | jbe @f |
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306 | mov ecx, [edi-4] |
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307 | @@: |
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308 | add ecx, 3 |
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309 | shr ecx, 2 |
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310 | cld |
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311 | rep movsd |
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312 | xchg eax, [esp] |
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313 | call mem.Free |
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314 | .exit: |
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315 | pop eax edi esi ecx ebx |
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316 | ret |
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317 | endp |
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318 | |||
319 | ;----------------------------------------------------------------------------- |
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320 | proc mem.Free mptr ;////////////////////////////////////////////////////////// |
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321 | ;----------------------------------------------------------------------------- |
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322 | ; mov eax,[mptr] |
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323 | ; or eax,eax |
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324 | ; jz @f |
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325 | ; push ebx ecx |
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326 | ; lea ecx,[eax-4] |
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327 | ; stdcall kernel_free, ecx |
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328 | ; pop ecx ebx |
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329 | ; @@: ret |
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330 | stdcall kernel_free, [mptr] |
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331 | ret |
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332 | endp |
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333 | |||
6502 | pathoswith | 334 | proc load_file_parse_table |
335 | stdcall kernel_alloc, 0x1000 |
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336 | mov [tmp_file_name_table], eax |
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337 | mov edi, eax |
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338 | mov esi, sysdir_name |
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339 | mov ecx, 128/4 |
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340 | rep movsd |
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341 | invoke ini.enum_keys, conf_fname, conf_path_sect, get_every_key |
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342 | mov eax, [tmp_file_name_table] |
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343 | mov [full_file_name_table], eax |
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344 | mov eax, [tmp_file_name_size] |
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345 | mov [full_file_name_table.size], eax |
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346 | ret |
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347 | endp |
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348 | |||
349 | proc get_every_key stdcall, f_name, sec_name, key_name |
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350 | mov esi, [key_name] |
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351 | mov ecx, esi |
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352 | cmp byte [esi], '/' |
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353 | jnz @f |
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354 | inc esi |
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355 | @@: |
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356 | mov edi, [tmp_file_name_size] |
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357 | shl edi, 7 |
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358 | cmp edi, 0x1000 |
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359 | jae .stop_parse |
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360 | add edi, [tmp_file_name_table] |
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361 | lea ebx, [edi+64] |
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362 | @@: |
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363 | cmp edi, ebx |
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364 | jae .skip_this_key |
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365 | lodsb |
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366 | test al, al |
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367 | jz @f |
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368 | or al, 20h |
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369 | stosb |
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370 | jmp @b |
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371 | |||
372 | .stop_parse: |
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373 | xor eax, eax |
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374 | ret |
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375 | |||
376 | @@: |
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377 | stosb |
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378 | invoke ini.get_str, [f_name], [sec_name], ecx, ebx, 64, def_val_1 |
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379 | cmp byte [ebx], '/' |
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380 | jnz @f |
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381 | lea esi, [ebx+1] |
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382 | mov edi, ebx |
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383 | mov ecx, 63 |
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384 | rep movsb |
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385 | @@: |
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386 | push ebp |
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387 | mov ebp, [tmp_file_name_table] |
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388 | mov ecx, [tmp_file_name_size] |
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389 | jecxz .noreplace |
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390 | mov eax, ecx |
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391 | dec eax |
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392 | shl eax, 7 |
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393 | add ebp, eax |
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394 | .replace_loop: |
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395 | mov edi, ebx |
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396 | mov esi, ebp |
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397 | @@: |
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398 | lodsb |
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399 | test al, al |
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400 | jz .doreplace |
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401 | mov dl, [edi] |
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402 | inc edi |
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403 | test dl, dl |
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404 | jz .replace_loop_cont |
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405 | or dl, 20h |
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406 | cmp al, dl |
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407 | jz @b |
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408 | jmp .replace_loop_cont |
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409 | |||
410 | .doreplace: |
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411 | cmp byte [edi], 0 |
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412 | jz @f |
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413 | cmp byte [edi], '/' |
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414 | jnz .replace_loop_cont |
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415 | @@: |
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416 | lea esi, [ebp+64] |
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417 | call .replace |
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418 | jc .skip_this_key2 |
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419 | .replace_loop_cont: |
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420 | sub ebp, 128 |
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421 | loop .replace_loop |
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422 | .noreplace: |
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423 | pop ebp |
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424 | inc [tmp_file_name_size] |
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425 | .skip_this_key: |
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426 | xor eax, eax |
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427 | inc eax |
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428 | ret |
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429 | |||
430 | .skip_this_key2: |
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431 | pop ebp |
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432 | jmp .skip_this_key |
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433 | endp |
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434 | |||
435 | proc get_every_key.replace |
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436 | ; in: ebx->destination, esi->first part of name, edi->second part of name |
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437 | ; maximum length is 64 bytes |
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438 | ; out: CF=1 <=> overflow |
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439 | sub esp, 64 ; allocate temporary buffer in stack |
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440 | push esi |
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441 | lea esi, [esp+4] ; esi->tmp buffer |
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442 | xchg esi, edi ; edi->tmp buffer, esi->source |
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443 | @@: ; save second part of name to temporary buffer |
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444 | lodsb |
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445 | stosb |
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446 | test al, al |
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447 | jnz @b |
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448 | pop esi |
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449 | mov edi, ebx |
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450 | @@: ; copy first part of name to destination |
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451 | lodsb |
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452 | test al, al |
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453 | jz @f |
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454 | stosb |
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455 | jmp @b |
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456 | |||
457 | @@: ; restore second part of name from temporary buffer to destination |
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458 | lea edx, [ebx+64] ; limit of destination |
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459 | mov esi, esp |
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460 | @@: |
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461 | cmp edi, edx |
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462 | jae .overflow |
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463 | lodsb |
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464 | stosb |
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465 | test al, al |
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466 | jnz @b |
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467 | add esp, 64 ; CF is cleared |
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468 | ret |
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469 | |||
470 | .overflow: ; name is too long |
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471 | add esp, 64 |
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472 | stc |
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473 | ret |
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474 | endp |
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2288 | clevermous | 475 | end if=> |