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Rev | Author | Line No. | Line |
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3122 | leency | 1 | ; Kolibri kernel packer |
2 | ; (C) copyright diamond 2006, 2007 |
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3 | ; |
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4 | ; Disassemled and corrected in 2010 specially for FASM |
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5 | ; by Marat Zakiyanov aka Mario79, aka Mario |
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6 | ; |
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7 | ; This program is free software; you can redistribute it and/or modify |
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8 | ; it under the terms of the GNU General Public License as published by |
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9 | ; the Free Software Foundation; either version 2 of the License, or |
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10 | ; (at your option) any later version. |
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11 | ; |
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12 | ; This program is distributed in the hope that it will be useful, |
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13 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | ; GNU General Public License for more details. |
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16 | |||
17 | ; Uses LZMA compression library by Igor Pavlov |
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18 | ; (for more information on LZMA and 7-Zip visit http://www.7-zip.org) |
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19 | ; (plain-C packer is ported by diamond) |
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20 | |||
21 | ;--------------------------------------------------------------------- |
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22 | use32 |
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23 | org 0 |
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24 | |||
25 | db 'MENUET01' |
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26 | dd 1 |
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27 | dd START |
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28 | dd IM_END |
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29 | dd I_END |
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30 | dd stacktop |
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31 | dd 0 ;params |
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32 | dd 0 ;cur_dir_path |
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33 | ;--------------------------------------------------------------------- |
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7118 | dunkaist | 34 | include '../../../../macros.inc' |
3122 | leency | 35 | ; do not touch "purge mov"!!! |
36 | purge mov ; for the correct patch of loader |
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37 | ; do not touch "purge mov"!!! |
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38 | ;********************************************************************* |
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39 | die_with_err: |
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40 | pop esi |
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41 | @@: |
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42 | lodsb |
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43 | test al,al |
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44 | jz @f |
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45 | |||
46 | mov cl,al |
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47 | mcall 63,1 |
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48 | jmp @b |
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49 | ;********************************************************************* |
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50 | @@: |
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51 | mcall 63,,13 |
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52 | mcall ,,10 |
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53 | mcall -1 |
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54 | ;********************************************************************* |
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55 | START: |
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56 | mcall 70,fn70_read |
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57 | cmp eax,6 |
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58 | jz read_ok |
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59 | ;-------------------------------------- |
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60 | read_err: |
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61 | call die_with_err |
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62 | db 'KerPack: cannot load kernel.mnt',0 |
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63 | ;********************************************************************* |
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64 | read_ok: |
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65 | push 18 |
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66 | call lzma_set_dict_size |
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67 | ; find jump to 32-bit code |
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68 | mov edi,infile - 1 |
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69 | ;-------------------------------------- |
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70 | @@: |
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71 | inc edi |
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72 | cmp dword [edi],0xE88EE08E ; mov fs,ax/mov gs,ax |
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73 | jnz @b |
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74 | |||
75 | cmp dword [edi+4],0x00BCD08E ; mov ss,ax/mov esp,00xxxxxx |
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76 | jnz @b |
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77 | |||
78 | add edi,11 |
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79 | mov [inptr],edi |
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80 | sub edi, infile |
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81 | mov [indelta],edi |
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82 | lea eax,[ebx+0x10000] |
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83 | mov dword [loader_patch3+2],eax |
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84 | sub ebx,edi |
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85 | mov [insize],ebx |
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86 | call preprocess_calltrick2 |
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87 | |||
88 | mov al,[cti] |
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89 | mov [loader_patch5-1],al |
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90 | mov eax,[ctn] |
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91 | mov [loader_patch4+1],eax |
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92 | mov eax,[inptr] |
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93 | add eax, outfile - infile + loader_size - 5 |
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94 | push workmem |
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95 | push [insize] |
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96 | push eax |
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97 | push [inptr] |
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98 | call lzma_compress |
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99 | |||
100 | add eax, loader_size-5 |
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101 | mov [loader_patch1+6],eax |
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102 | add eax,[indelta] |
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103 | mov [outsize],eax |
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104 | mov eax,[indelta] |
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105 | mov ecx,dword [eax + outfile + loader_size - 4] |
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106 | bswap ecx |
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107 | mov [loader_patch2+4],ecx |
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108 | add eax, 0x10000 |
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109 | mov [loader_patch1+1],eax |
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110 | mov esi,infile |
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111 | mov edi,outfile |
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112 | mov ecx,[indelta] |
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113 | rep movsb |
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114 | |||
115 | mov esi,loader_start |
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116 | mov ecx,loader_size |
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117 | rep movsb |
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118 | |||
119 | mcall 70,fn70_write |
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120 | test eax,eax |
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121 | jz @f |
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122 | |||
123 | call die_with_err |
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124 | db 'KerPack: cannot save kernel.mnt',0 |
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125 | ;********************************************************************* |
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126 | @@: |
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127 | call die_with_err |
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128 | db 'KerPack: all is OK',0 |
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129 | ;********************************************************************* |
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130 | preprocess_calltrick2: |
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131 | ; input preprocessing |
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132 | mov edi,ct1 |
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133 | xor eax,eax |
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134 | push edi |
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135 | mov ecx,256/4 |
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136 | rep stosd |
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137 | |||
138 | pop edi |
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139 | mov ecx,ebx |
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140 | mov esi,[inptr] |
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141 | mov ebx,inbuftmp |
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142 | xchg eax,edx |
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143 | ;-------------------------------------- |
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144 | input_pre2: |
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145 | lodsb |
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146 | ;-------------------------------------- |
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147 | @@: |
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148 | cmp al,0Fh |
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149 | jnz ip1 |
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150 | |||
151 | dec ecx |
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152 | jz input_pre_done2 |
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153 | |||
154 | lodsb |
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155 | cmp al,80h |
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156 | jb @b |
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157 | |||
158 | cmp al,90h |
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159 | jb @f |
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160 | ;-------------------------------------- |
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161 | ip1: |
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162 | sub al,0E8h |
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163 | cmp al,1 |
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164 | ja input_pre_cont2 |
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165 | ;-------------------------------------- |
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166 | @@: |
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167 | cmp ecx,5 |
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168 | jb input_pre_done2 |
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169 | |||
170 | lodsd |
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171 | add eax,esi |
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172 | sub eax,[inptr] |
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173 | cmp eax,[insize] |
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174 | jae xxx2 |
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175 | |||
176 | cmp eax,1000000h |
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177 | jae xxx2 |
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178 | |||
179 | sub ecx,4 |
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180 | xchg al,ah |
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181 | rol eax,16 |
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182 | xchg al,ah |
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183 | mov [esi-4],eax |
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184 | inc edx |
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185 | mov [ebx],esi |
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186 | add ebx,4 |
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187 | jmp input_pre_cont2 |
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188 | ;********************************************************************* |
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189 | xxx2: |
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190 | sub esi,4 |
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191 | movzx eax,byte [esi] |
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192 | mov byte [eax+edi],1 |
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193 | ;-------------------------------------- |
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194 | input_pre_cont2: |
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195 | loop input_pre2 |
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196 | ;-------------------------------------- |
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197 | input_pre_done2: |
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198 | mov [ctn],edx |
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199 | xor eax,eax |
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200 | mov ecx,256 |
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201 | repnz scasb |
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202 | jnz pack_calltrick_done |
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203 | |||
204 | not cl |
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205 | mov [cti],cl |
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206 | ;-------------------------------------- |
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207 | @@: |
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208 | cmp ebx,inbuftmp |
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209 | jz pack_calltrick_done |
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210 | |||
211 | sub ebx,4 |
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212 | mov eax,[ebx] |
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213 | mov [eax-4],cl |
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214 | jmp @b |
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215 | ;********************************************************************* |
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216 | pack_calltrick_done: |
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217 | ret |
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218 | ;********************************************************************* |
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219 | ;lzma_compress: |
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220 | include 'lzma_compress.inc' |
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221 | ;--------------------------------------------------------------------- |
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222 | ;lzma_set_dict_size: |
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223 | include 'lzma_set_dict_size.inc' |
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224 | ;--------------------------------------------------------------------- |
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225 | ; |
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226 | include 'loader_lzma.inc' |
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227 | ;********************************************************************* |
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228 | fn70_read: |
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229 | dd 0 |
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230 | dd 0 |
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231 | dd 0 |
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232 | dd 200*1024 |
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233 | dd infile |
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9587 | vitalkrilo | 234 | filename db '/sys/kernel.mnt',0 |
3122 | leency | 235 | |
236 | fn70_write: |
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237 | dd 2 |
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238 | dd 0 |
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239 | dd 0 |
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240 | outsize dd ? |
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241 | dd outfile |
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242 | db 0 |
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243 | dd filename |
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244 | ;--------------------------------------------------------------------- |
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245 | align 4 |
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246 | LiteralNextStates: |
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247 | db 0,0,0,0,1,2,3,4,5,6,4,5 |
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248 | MatchNextStates: |
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249 | db 7,7,7,7,7,7,7,10,10,10,10,10 |
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250 | RepNextStates: |
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251 | db 8,8,8,8,8,8,8,11,11,11,11,11 |
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252 | ShortRepNextStates: |
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253 | db 9,9,9,9,9,9,9,11,11,11,11,11 |
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254 | ;--------------------------------------------------------------------- |
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255 | ;********************************************************************* |
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256 | IM_END: |
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257 | ;********************************************************************* |
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258 | ;params: |
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259 | ; rb 256 |
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260 | ;--------------------------------------------------------------------- |
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261 | ;cur_dir_path: |
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262 | ; rb 4096 |
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263 | ;--------------------------------------------------------------------- |
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264 | align 4 |
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265 | rb 4096 |
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266 | stacktop: |
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267 | ;--------------------------------------------------------------------- |
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268 | align 4 |
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269 | inptr dd ? |
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270 | indelta dd ? |
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271 | insize dd ? |
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272 | ct1 rb 256 |
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273 | ctn dd ? |
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274 | cti db ? |
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275 | |||
276 | infile rb 200*1024 |
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277 | inbuftmp rb 200*1024 |
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278 | outfile rb 200*1024 |
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279 | workmem rb 6A8000h |
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280 | ;--------------------------------------------------------------------- |
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281 | ; Compress data area start |
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282 | ;--------------------------------------------------------------------- |
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283 | align 4 |
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284 | _lenEncoder: |
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285 | rd 8451 |
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286 | ;----------------------------------------------------- |
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287 | _prices: |
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288 | rd 4384 |
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289 | rd 17 |
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290 | ;----------------------------------------------------- |
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291 | _finished: rb 1 |
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292 | _writeEndMark: rb 1 |
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293 | _longestMatchWasFound: rb 1 |
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294 | _previousByte: rb 1 |
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295 | _longestMatchLength: rd 1 |
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296 | ;----------------------------------------------------- |
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297 | g_FastPos: |
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298 | rb 1024 |
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299 | ;----------------------------------------------------- |
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300 | _posSlotPrices: |
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301 | rd 256 |
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302 | ;----------------------------------------------------- |
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303 | _isRep0Long: |
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304 | rd 192 |
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305 | ;----------------------------------------------------- |
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306 | distances: |
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307 | rd 274 |
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308 | ;----------------------------------------------------- |
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309 | _optimumCurrentIndex: rd 1 |
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310 | _additionalOffset: rd 1 |
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311 | ;----------------------------------------------------- |
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312 | _isRepG1: |
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313 | rd 12 |
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314 | ;----------------------------------------------------- |
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315 | _isMatch: |
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316 | rd 192 |
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317 | ;----------------------------------------------------- |
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318 | _alignPriceCount: rd 1 |
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319 | _numLiteralContextBits: rd 1 |
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320 | ;----------------------------------------------------- |
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321 | _literalEncoder: |
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322 | rd 114 |
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323 | ;----------------------------------------------------- |
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324 | nowPos64: |
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325 | rd 2 |
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326 | ;----------------------------------------------------- |
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327 | _distancesPrices: |
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328 | rd 512 |
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329 | ;----------------------------------------------------- |
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330 | _repDistances: |
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331 | rd 4 |
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332 | ;----------------------------------------------------- |
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333 | _posSlotEncoder: |
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334 | rd 1028 |
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335 | ;----------------------------------------------------- |
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336 | lastPosSlotFillingPos: |
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337 | rd 2 |
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338 | ;----------------------------------------------------- |
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339 | _numFastBytes: rd 1 |
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340 | _posStateMask: rd 1 |
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341 | ;----------------------------------------------------- |
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342 | _isRepG0: |
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343 | rd 12 |
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344 | ;----------------------------------------------------- |
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345 | _repMatchLenEncoder: |
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346 | rd 8451 |
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347 | rd 4384 |
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348 | rd 17 |
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349 | ;----------------------------------------------------- |
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350 | _isRepG2: |
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351 | rd 12 |
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352 | ;----------------------------------------------------- |
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353 | _dictionarySize: rd 1 |
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354 | _numLiteralPosStateBits: rd 1 |
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355 | _distTableSize: rd 1 |
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356 | _optimumEndIndex: rd 1 |
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357 | ;----------------------------------------------------- |
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358 | ;static CState state |
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359 | state.State: rb 1 |
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360 | state.Prev1IsChar: rb 1 |
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361 | state.Prev2: rb 2 |
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362 | state.PosPrev2: rd 1 |
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363 | state.BackPrev2: rd 1 |
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364 | state.Price: rd 1 |
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365 | state.PosPrev: rd 1 |
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366 | state.BackPrev: rd 1 |
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367 | state.Backs: |
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368 | rd 4 |
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369 | ;---------------------------------------------------- |
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370 | rd 40950 |
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371 | ;----------------------------------------------------- |
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372 | _alignPrices: |
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373 | rd 16 |
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374 | ;----------------------------------------------------- |
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375 | _isRep: |
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376 | rd 12 |
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377 | ;----------------------------------------------------- |
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378 | _posAlignEncoder: |
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379 | rd 256 |
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380 | ;----------------------------------------------------- |
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381 | i_01: rd 1 |
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382 | ;----------------------------------------------------- |
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383 | _state: rb 1 |
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384 | _cache: rb 1 |
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385 | _state.Prev2: rb 2 |
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386 | _posEncoders: rd 1 |
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387 | _numPrevBits: rd 1 |
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388 | _numPosBits: rd 1 |
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389 | _posMask: rd 1 |
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390 | _posStateBits: rd 1 |
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391 | _range: rd 1 |
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392 | _cacheSize: rd 1 |
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393 | _cyclicBufferSize: rd 1 |
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394 | ;----------------------------------------------------- |
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395 | low: |
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396 | rd 2 |
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397 | ;----------------------------------------------------- |
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398 | Models: |
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399 | rd 512 |
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400 | ;----------------------------------------------------- |
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401 | _matchMaxLen: rd 1 |
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402 | pack_pos: rd 1 |
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403 | _cutValue: rd 1 |
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404 | _hash: rd 1 |
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405 | ;----------------------------------------------------- |
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406 | crc_table: |
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407 | rd 256 |
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408 | ;----------------------------------------------------- |
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409 | _buffer: rd 1 |
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410 | _pos: rd 1 |
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411 | _streamPos: rd 1 |
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412 | pack_length: rd 1 |
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413 | ;--------------------------------------------------------------------- |
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414 | ; Compress data area end |
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415 | ;--------------------------------------------------------------------- |
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416 | I_END: |
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7118 | dunkaist | 417 | ;--------------------------------------------------------------------- |