Files
easy7zip/CPP/7zip/Crypto/Rar20/Rar20Cipher.cpp
Igor Pavlov c574fc0f4b 4.46 beta
2016-05-28 00:15:51 +01:00

36 lines
602 B
C++
Executable File

// Crypto/Rar20Cipher.cpp
#include "StdAfx.h"
#include "Rar20Cipher.h"
#include "Windows/Defs.h"
namespace NCrypto {
namespace NRar20 {
STDMETHODIMP CDecoder::CryptoSetPassword(const Byte *data, UInt32 size)
{
_coder.SetPassword(data, size);
return S_OK;
}
STDMETHODIMP CDecoder::Init()
{
return S_OK;
}
STDMETHODIMP_(UInt32) CDecoder::Filter(Byte *data, UInt32 size)
{
const UInt16 kBlockSize = 16;
if (size > 0 && size < kBlockSize)
return kBlockSize;
UInt32 i;
for (i = 0; i + kBlockSize <= size; i += kBlockSize)
{
_coder.DecryptBlock(data + i);
}
return i;
}
}}