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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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9
CPP/7zip/Crypto/ZipStrong.cpp
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@@ -85,13 +85,14 @@ HRESULT CDecoder::ReadHeader(ISequentialInStream *inStream, UInt32 crc, UInt64 u
return E_NOTIMPL;
RINOK(ReadStream_FALSE(inStream, temp, 4));
_remSize = GetUi32(temp);
const UInt32 kAlign = 16;
// const UInt32 kAlign = 16;
if (_remSize < 16 || _remSize > (1 << 18))
return E_NOTIMPL;
if (_remSize + kAlign > _buf.Size())
if (_remSize > _bufAligned.Size())
{
_buf.Alloc(_remSize + kAlign);
_bufAligned = (Byte *)((ptrdiff_t)((Byte *)_buf + kAlign - 1) & ~(ptrdiff_t)(kAlign - 1));
_bufAligned.AllocAtLeast(_remSize);
if (!(Byte *)_bufAligned)
return E_OUTOFMEMORY;
}
return ReadStream_FALSE(inStream, _bufAligned, _remSize);
}