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Update to 7-Zip Version 19.00

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- Encryption strength for 7z archives was increased the size of random
  initialization vector was increased from 64-bit to 128-bit, and the
  pseudo-random number generator was improved.
- Some bugs were fixed.
This commit is contained in:
Tino Reichardt
2019-02-22 17:11:17 +01:00
parent 34323d51e9
commit ccca7cd09d
76 changed files with 924 additions and 420 deletions
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13
CPP/7zip/Archive/Rar/RarHandler.cpp
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@@ -6,6 +6,7 @@
#include "../../../Common/ComTry.h"
#include "../../../Common/IntToString.h"
#include "../../../Common/MyBuffer2.h"
#include "../../../Common/UTFConvert.h"
#include "../../../Windows/PropVariantUtils.h"
@@ -136,8 +137,7 @@ class CInArchive
NHeader::NBlock::CBlock m_BlockHeader;
NCrypto::NRar3::CDecoder *m_RarAESSpec;
CMyComPtr<ICompressFilter> m_RarAES;
CByteBuffer m_DecryptedData;
Byte *m_DecryptedDataAligned;
CAlignedBuffer m_DecryptedDataAligned;
UInt32 m_DecryptedDataSize;
bool m_CryptoMode;
UInt32 m_CryptoPos;
@@ -553,11 +553,12 @@ HRESULT CInArchive::GetNextItem(CItem &item, ICryptoGetTextPassword *getTextPass
m_RarAESSpec->SetPassword((const Byte *)buffer, len * 2);
const UInt32 kDecryptedBufferSize = (1 << 12);
if (m_DecryptedData.Size() == 0)
if (m_DecryptedDataAligned.Size() == 0)
{
const UInt32 kAlign = 16;
m_DecryptedData.Alloc(kDecryptedBufferSize + kAlign);
m_DecryptedDataAligned = (Byte *)((ptrdiff_t)((Byte *)m_DecryptedData + kAlign - 1) & ~(ptrdiff_t)(kAlign - 1));
// const UInt32 kAlign = 16;
m_DecryptedDataAligned.AllocAtLeast(kDecryptedBufferSize);
if (!m_DecryptedDataAligned.IsAllocated())
return E_OUTOFMEMORY;
}
RINOK(m_RarAES->Init());
size_t decryptedDataSizeT = kDecryptedBufferSize;