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Rev | Author | Line No. | Line |
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318 | heavyiron | 1 | use32 |
2 | db 'MENUET01' |
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3 | dd 1 |
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4 | dd start |
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5 | dd i_end |
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6 | dd mem, mem |
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7 | dd 0, 0 |
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8 | |||
9 | start: |
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10 | push 70 |
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11 | pop eax |
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12 | mov ebx, fileinfo |
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13 | int 0x40 |
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14 | cmp ebx, max_file_size |
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15 | jz exit |
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16 | cmp ebx, -1 |
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17 | jnz @f |
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18 | exit: |
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19 | or eax, -1 |
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20 | int 0x40 |
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21 | @@: |
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22 | mov esi, filebuf |
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23 | xor ecx, ecx |
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24 | scan1l1: |
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25 | or edi, -1 |
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26 | scan1: |
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27 | inc edi |
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28 | lodsb |
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29 | test al, al |
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30 | jz scan1done |
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31 | cmp al, 13 |
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32 | jz newline |
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33 | cmp al, 10 |
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34 | jnz scan1 |
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35 | newline: |
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36 | test edi, edi |
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37 | jz scan1l1 |
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38 | inc ecx |
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39 | jmp scan1l1 |
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40 | scan1done: |
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41 | test edi, edi |
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42 | jz @f |
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43 | inc ecx |
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44 | @@: |
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45 | jecxz exit |
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46 | push 3 |
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47 | pop eax |
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48 | int 0x40 |
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49 | ror eax, 16 |
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50 | mov edx, 1024 |
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51 | @@: |
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52 | sub eax, 0x43ab45b5 |
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53 | ror eax, 1 |
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54 | xor eax, 0x32c4324f |
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55 | ror eax, 1 |
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56 | dec edx |
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57 | jnz @b |
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58 | div ecx |
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59 | ; use edx as random index |
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60 | mov esi, filebuf |
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61 | scan2l1: |
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62 | push esi |
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63 | or edi, -1 |
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64 | scan2: |
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65 | inc edi |
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66 | lodsb |
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67 | test al, al |
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68 | jz newline2 |
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69 | cmp al, 13 |
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70 | jz newline2 |
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71 | cmp al, 10 |
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72 | jnz scan2 |
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73 | newline2: |
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74 | pop eax |
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75 | test edi, edi |
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76 | jz scan2l1 |
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77 | dec edx |
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78 | jns scan2l1 |
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79 | mov byte [esi-1], 0 |
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80 | ; set eax (-> ASCIIZ string) as skin |
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81 | mov [eax-4], esi |
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82 | lea ecx, [eax-20] |
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83 | push 48 |
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84 | pop eax |
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85 | mov bl, 8 |
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86 | int 0x40 |
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87 | jmp exit |
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88 | |||
89 | fileinfo: |
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90 | dd 0 |
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91 | dq 0 |
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92 | dd max_file_size |
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93 | dd filebuf |
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94 | db '/rd/1/skinsel.dat',0 |
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95 | i_end: |
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96 | max_file_size = 0x1000 - 0x40 - $ |
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97 | filebuf: |
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98 | rb max_file_size |
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99 | ; stack |
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100 | rb 0x40 |
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101 | mem: |