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Rev | Author | Line No. | Line |
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529 | spraid | 1 | $Revision: 535 $ |
488 | spraid | 2 | ;------------------------------------------------------------------------- |
3 | ; |
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530 | mikedld | 4 | ; File path partial substitution (according to configuration) |
488 | spraid | 5 | ; |
6 | ; |
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7 | ; SPraid |
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8 | ; |
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9 | ;------------------------------------------------------------------------- |
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10 | |||
521 | diamond | 11 | iglobal |
12 | ; pointer to memory for path replace table, |
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13 | ; size of one record is 128 bytes: 64 bytes for search pattern + 64 bytes for replace string |
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512 | spraid | 14 | |
525 | diamond | 15 | ; start with one entry: sys -> |
521 | diamond | 16 | full_file_name_table dd sysdir_name |
17 | .size dd 1 |
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501 | serge | 18 | |
521 | diamond | 19 | tmp_file_name_size dd 1 |
20 | endg |
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488 | spraid | 21 | |
521 | diamond | 22 | uglobal |
525 | diamond | 23 | ; Parser_params will initialize: sysdir_name = "sys", sysdir_path = |
521 | diamond | 24 | sysdir_name rb 64 |
25 | sysdir_path rb 64 |
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26 | tmp_file_name_table dd ? |
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27 | endg |
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501 | serge | 28 | |
535 | spraid | 29 | ; use bx_from_load and init system directory /sys |
521 | diamond | 30 | Parser_params: |
31 | mov eax,[OS_BASE+0x10000+bx_from_load] |
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32 | mov ecx,sysdir_path |
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525 | diamond | 33 | mov [ecx-64],dword 'sys' |
535 | spraid | 34 | cmp al,'r' ; if ram disk |
521 | diamond | 35 | jnz @f |
36 | mov [ecx],dword 'RD/?' |
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37 | mov [ecx+3],byte ah |
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38 | mov [ecx+4],byte 0 |
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39 | ret |
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488 | spraid | 40 | @@: |
521 | diamond | 41 | sub al,49 |
535 | spraid | 42 | mov [ecx],dword 'HD?/' ; if hard disk |
521 | diamond | 43 | mov [ecx+2],byte al |
44 | mov [ecx+4],byte ah |
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45 | mov [ecx+5],dword '/KOL' |
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46 | mov [ecx+9],dword 'IBRI' |
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47 | mov [ecx+13],byte 0 |
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48 | ret |
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501 | serge | 49 | |
521 | diamond | 50 | proc load_file_parse_table |
51 | stdcall kernel_alloc,0x1000 |
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52 | mov [tmp_file_name_table],eax |
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53 | mov edi,eax |
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54 | mov esi,sysdir_name |
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55 | mov ecx,128/4 |
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56 | rep movsd |
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501 | serge | 57 | |
521 | diamond | 58 | invoke ini.enum_keys,conf_fname,conf_path_sect,get_every_key |
488 | spraid | 59 | |
521 | diamond | 60 | mov eax,[tmp_file_name_table] |
61 | mov [full_file_name_table],eax |
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62 | mov eax,[tmp_file_name_size] |
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63 | mov [full_file_name_table.size],eax |
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488 | spraid | 64 | ret |
65 | endp |
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66 | |||
521 | diamond | 67 | uglobal |
68 | def_val_1 db 0 |
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69 | endg |
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488 | spraid | 70 | |
521 | diamond | 71 | proc get_every_key stdcall, f_name, sec_name, key_name |
72 | mov esi, [key_name] |
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73 | mov ecx, esi |
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74 | cmp byte [esi], '/' |
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75 | jnz @f |
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76 | inc esi |
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488 | spraid | 77 | @@: |
521 | diamond | 78 | mov edi, [tmp_file_name_size] |
79 | shl edi, 7 |
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80 | cmp edi, 0x1000 |
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81 | jae .stop_parse |
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82 | add edi, [tmp_file_name_table] |
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83 | lea ebx, [edi+64] |
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84 | @@: |
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85 | cmp edi, ebx |
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86 | jae .skip_this_key |
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87 | lodsb |
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88 | test al, al |
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89 | jz @f |
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90 | or al, 20h |
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91 | stosb |
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92 | jmp @b |
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93 | @@: |
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94 | stosb |
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501 | serge | 95 | |
521 | diamond | 96 | invoke ini.get_str, [f_name],[sec_name],ecx,ebx,64,def_val_1 |
488 | spraid | 97 | |
521 | diamond | 98 | cmp byte [ebx], '/' |
99 | jnz @f |
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100 | lea esi, [ebx+1] |
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101 | mov edi, ebx |
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102 | mov ecx, 63 |
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103 | rep movsb |
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488 | spraid | 104 | @@: |
521 | diamond | 105 | push ebp |
106 | mov ebp, [tmp_file_name_table] |
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107 | mov ecx, [tmp_file_name_size] |
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108 | jecxz .noreplace |
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109 | mov eax, ecx |
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110 | dec eax |
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111 | shl eax, 7 |
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112 | add ebp, eax |
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113 | .replace_loop: |
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114 | mov edi, ebx |
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115 | mov esi, ebp |
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488 | spraid | 116 | @@: |
521 | diamond | 117 | lodsb |
118 | test al, al |
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119 | jz .doreplace |
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120 | mov dl, [edi] |
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121 | inc edi |
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122 | test dl, dl |
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123 | jz .replace_loop_cont |
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124 | or dl, 20h |
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125 | cmp al, dl |
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126 | jz @b |
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127 | jmp .replace_loop_cont |
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128 | .doreplace: |
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129 | cmp byte [edi], 0 |
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130 | jz @f |
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131 | cmp byte [edi], '/' |
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132 | jnz .replace_loop_cont |
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488 | spraid | 133 | @@: |
521 | diamond | 134 | lea esi, [ebp+64] |
135 | call .replace |
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136 | jc .skip_this_key2 |
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137 | .replace_loop_cont: |
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138 | sub ebp, 128 |
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139 | loop .replace_loop |
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140 | .noreplace: |
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141 | pop ebp |
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488 | spraid | 142 | |
521 | diamond | 143 | inc [tmp_file_name_size] |
144 | .skip_this_key: |
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145 | xor eax, eax |
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146 | inc eax |
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147 | ret |
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148 | .skip_this_key2: |
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149 | pop ebp |
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150 | jmp .skip_this_key |
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151 | .stop_parse: |
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152 | xor eax, eax |
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153 | ret |
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501 | serge | 154 | endp |
155 | |||
521 | diamond | 156 | proc get_every_key.replace |
157 | ; in: ebx->destination, esi->first part of name, edi->second part of name |
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158 | ; maximum length is 64 bytes |
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159 | ; out: CF=1 <=> overflow |
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160 | ; 1) allocate temporary buffer in stack |
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161 | sub esp, 64 |
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162 | ; 2) save second part of name to temporary buffer |
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163 | push esi |
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164 | lea esi, [esp+4] ; esi->tmp buffer |
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165 | xchg esi, edi ; edi->tmp buffer, esi->source |
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488 | spraid | 166 | @@: |
521 | diamond | 167 | lodsb |
168 | stosb |
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169 | test al, al |
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170 | jnz @b |
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171 | ; 3) copy first part of name to destination |
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172 | pop esi |
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173 | mov edi, ebx |
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512 | spraid | 174 | @@: |
521 | diamond | 175 | lodsb |
176 | test al, al |
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177 | jz @f |
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178 | stosb |
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179 | jmp @b |
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180 | @@: |
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181 | ; 4) restore second part of name from temporary buffer to destination |
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182 | ; (may cause overflow) |
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183 | lea edx, [ebx+64] ; limit of destination |
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184 | mov esi, esp |
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185 | @@: |
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186 | cmp edi, edx |
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187 | jae .overflow |
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188 | lodsb |
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189 | stosb |
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190 | test al, al |
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191 | jnz @b |
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192 | ; all is OK |
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193 | add esp, 64 ; CF is cleared |
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194 | ret |
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195 | .overflow: |
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196 | ; name is too long |
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197 | add esp, 64 |
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198 | stc |
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199 | ret |
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512 | spraid | 200 | endp=> |