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这段文件加密的汇编代码是什么意思?
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发表于:
2005-4-9 21:16
4459
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* Reference to: system.@LStrSetLength;
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004091A8 E867B3FFFF call 00404514
004091AD 8BD6 mov edx, esi
004091AF 8B37 mov esi, [edi]
004091B1 85DB test ebx, ebx
004091B3 7415 jz 004091CA
004091B5 8A02 mov al, byte ptr [edx]
004091B7 3C41 cmp al, $41
004091B9 7206 jb 004091C1
004091BB 3C5A cmp al, $5A
004091BD 7702 jnbe 004091C1
004091BF 0420 add al, +$20
004091C1 8806 mov [esi], al
004091C3 42 inc edx
004091C4 46 inc esi
004091C5 4B dec ebx
004091C6 85DB test ebx, ebx
004091C8 75EB jnz 004091B5
004091CA 5F pop edi
004091CB 5E pop esi
004091CC 5B pop ebx
004091CD C3 ret
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