mirror of
https://github.com/Xevion/easy7zip.git
synced 2025-12-08 06:06:59 -06:00
4.58 beta
This commit is contained in:
committed by
Kornel Lesiński
parent
bd1fa36322
commit
3901bf0ab8
@@ -7,9 +7,13 @@
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#include "../../Common/StreamObjects.h"
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#include "../../Common/StreamUtils.h"
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#include "../AES/MyAES.h"
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#include "../Hash/Sha256.h"
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#include "7zAES.h"
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extern "C"
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{
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#include "../../../../C/Sha256.h"
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}
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#ifndef EXTRACT_ONLY
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#include "../Hash/RandGen.h"
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#endif
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@@ -43,19 +47,20 @@ void CKeyInfo::CalculateDigest()
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}
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else
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{
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NCrypto::NSha256::CContext sha;
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CSha256 sha;
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Sha256_Init(&sha);
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const UInt64 numRounds = UInt64(1) << (NumCyclesPower);
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Byte temp[8] = { 0,0,0,0,0,0,0,0 };
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for (UInt64 round = 0; round < numRounds; round++)
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{
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sha.Update(Salt, SaltSize);
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sha.Update(Password, Password.GetCapacity());
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sha.Update(temp, 8);
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Sha256_Update(&sha, Salt, (size_t)SaltSize);
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Sha256_Update(&sha, Password, Password.GetCapacity());
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Sha256_Update(&sha, temp, 8);
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for (int i = 0; i < 8; i++)
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if (++(temp[i]) != 0)
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break;
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}
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sha.Final(Key);
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Sha256_Final(&sha, Key);
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}
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}
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@@ -129,7 +134,7 @@ STDMETHODIMP CEncoder::ResetSalt()
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STDMETHODIMP CEncoder::ResetInitVector()
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{
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_ivSize = 8;
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g_RandomGenerator.Generate(_iv, _ivSize);
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g_RandomGenerator.Generate(_iv, (unsigned)_ivSize);
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return S_OK;
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}
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@@ -142,7 +147,7 @@ STDMETHODIMP CEncoder::WriteCoderProperties(ISequentialOutStream *outStream)
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UInt32 ivSize = _ivSize;
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// _key.NumCyclesPower = 0x3F;
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_key.NumCyclesPower = 18;
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_key.NumCyclesPower = 19;
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Byte firstByte = (Byte)(_key.NumCyclesPower |
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(((_key.SaltSize == 0) ? 0 : 1) << 7) |
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@@ -156,11 +161,11 @@ STDMETHODIMP CEncoder::WriteCoderProperties(ISequentialOutStream *outStream)
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RINOK(outStream->Write(&secondByte, 1, NULL));
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if (_key.SaltSize > 0)
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{
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RINOK(WriteStream(outStream, _key.Salt, _key.SaltSize, NULL));
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RINOK(WriteStream(outStream, _key.Salt, _key.SaltSize));
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}
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if (ivSize > 0)
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{
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RINOK(WriteStream(outStream, _iv, ivSize, NULL));
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RINOK(WriteStream(outStream, _iv, ivSize));
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}
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return S_OK;
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}
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@@ -208,8 +213,8 @@ STDMETHODIMP CDecoder::SetDecoderProperties2(const Byte *data, UInt32 size)
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STDMETHODIMP CBaseCoder::CryptoSetPassword(const Byte *data, UInt32 size)
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{
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_key.Password.SetCapacity(size);
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memcpy(_key.Password, data, size);
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_key.Password.SetCapacity((size_t)size);
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memcpy(_key.Password, data, (size_t)size);
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return S_OK;
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}
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@@ -12,14 +12,14 @@ STDMETHODIMP CAesCbcEncoder::Init() { return S_OK; }
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STDMETHODIMP_(UInt32) CAesCbcEncoder::Filter(Byte *data, UInt32 size)
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{
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return AesCbcEncode(&Aes, data, size);
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return (UInt32)AesCbc_Encode(&Aes, data, size);
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}
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STDMETHODIMP CAesCbcEncoder::SetKey(const Byte *data, UInt32 size)
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{
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if ((size & 0x7) != 0 || size < 16 || size > 32)
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return E_INVALIDARG;
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AesSetKeyEncode(&Aes.aes, data, size);
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Aes_SetKeyEncode(&Aes.aes, data, size);
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return S_OK;
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}
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@@ -27,7 +27,7 @@ STDMETHODIMP CAesCbcEncoder::SetInitVector(const Byte *data, UInt32 size)
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{
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if (size != AES_BLOCK_SIZE)
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return E_INVALIDARG;
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AesCbcInit(&Aes, data);
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AesCbc_Init(&Aes, data);
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return S_OK;
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}
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@@ -35,14 +35,14 @@ STDMETHODIMP CAesCbcDecoder::Init() { return S_OK; }
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STDMETHODIMP_(UInt32) CAesCbcDecoder::Filter(Byte *data, UInt32 size)
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{
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return AesCbcDecode(&Aes, data, size);
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return (UInt32)AesCbc_Decode(&Aes, data, size);
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}
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STDMETHODIMP CAesCbcDecoder::SetKey(const Byte *data, UInt32 size)
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{
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if ((size & 0x7) != 0 || size < 16 || size > 32)
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return E_INVALIDARG;
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AesSetKeyDecode(&Aes.aes, data, size);
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Aes_SetKeyDecode(&Aes.aes, data, size);
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return S_OK;
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}
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@@ -50,7 +50,7 @@ STDMETHODIMP CAesCbcDecoder::SetInitVector(const Byte *data, UInt32 size)
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{
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if (size != AES_BLOCK_SIZE)
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return E_INVALIDARG;
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AesCbcInit(&Aes, data);
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AesCbc_Init(&Aes, data);
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return S_OK;
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}
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@@ -10,7 +10,7 @@
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extern "C"
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{
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#include "../../../../C/Crypto/Aes.h"
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#include "../../../../C/Aes.h"
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}
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namespace NCrypto {
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@@ -1,19 +0,0 @@
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// RotateDefs.h
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#ifndef __ROTATEDEFS_H
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#define __ROTATEDEFS_H
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#ifdef _MSC_VER
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#include <stddef.h>
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#define rotlFixed(x, n) _rotl((x), (n))
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#define rotrFixed(x, n) _rotr((x), (n))
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#else
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#define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
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#define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n))))
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#endif
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#endif
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@@ -5,7 +5,10 @@
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#include "StdAfx.h"
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#include "Sha1.h"
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#include "RotateDefs.h"
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extern "C"
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{
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#include "../../../../C/RotateDefs.h"
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}
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namespace NCrypto {
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namespace NSha1 {
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@@ -1,210 +0,0 @@
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// Crypto/Sha256.cpp
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// This code is based on code from Wei Dai's Crypto++ library.
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#include "StdAfx.h"
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#include "Sha256.h"
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#include "RotateDefs.h"
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namespace NCrypto {
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namespace NSha256 {
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// define it for speed optimization
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// #define _SHA256_UNROLL
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// #define _SHA256_UNROLL2
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void CContext::Init()
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{
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_state[0] = 0x6a09e667;
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_state[1] = 0xbb67ae85;
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_state[2] = 0x3c6ef372;
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_state[3] = 0xa54ff53a;
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_state[4] = 0x510e527f;
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_state[5] = 0x9b05688c;
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_state[6] = 0x1f83d9ab;
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_state[7] = 0x5be0cd19;
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_count = 0;
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}
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#define S0(x) (rotrFixed(x, 2) ^ rotrFixed(x,13) ^ rotrFixed(x, 22))
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#define S1(x) (rotrFixed(x, 6) ^ rotrFixed(x,11) ^ rotrFixed(x, 25))
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#define s0(x) (rotrFixed(x, 7) ^ rotrFixed(x,18) ^ (x >> 3))
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#define s1(x) (rotrFixed(x,17) ^ rotrFixed(x,19) ^ (x >> 10))
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#define blk0(i) (W[i] = data[i])
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#define blk2(i) (W[i&15] += s1(W[(i-2)&15]) + W[(i-7)&15] + s0(W[(i-15)&15]))
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#define Ch(x,y,z) (z^(x&(y^z)))
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#define Maj(x,y,z) ((x&y)|(z&(x|y)))
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#define a(i) T[(0-(i))&7]
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#define b(i) T[(1-(i))&7]
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#define c(i) T[(2-(i))&7]
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#define d(i) T[(3-(i))&7]
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#define e(i) T[(4-(i))&7]
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#define f(i) T[(5-(i))&7]
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#define g(i) T[(6-(i))&7]
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#define h(i) T[(7-(i))&7]
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#ifdef _SHA256_UNROLL2
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#define R(a,b,c,d,e,f,g,h, i) h += S1(e) + Ch(e,f,g) + K[i+j] + (j?blk2(i):blk0(i));\
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d += h; h += S0(a) + Maj(a, b, c)
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#define RX_8(i) \
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R(a,b,c,d,e,f,g,h, i); \
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R(h,a,b,c,d,e,f,g, i+1); \
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R(g,h,a,b,c,d,e,f, i+2); \
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R(f,g,h,a,b,c,d,e, i+3); \
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R(e,f,g,h,a,b,c,d, i+4); \
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R(d,e,f,g,h,a,b,c, i+5); \
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R(c,d,e,f,g,h,a,b, i+6); \
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R(b,c,d,e,f,g,h,a, i+7)
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#else
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#define R(i) h(i) += S1(e(i)) + Ch(e(i),f(i),g(i)) + K[i+j] + (j?blk2(i):blk0(i));\
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d(i) += h(i); h(i) += S0(a(i)) + Maj(a(i), b(i), c(i))
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#ifdef _SHA256_UNROLL
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#define RX_8(i) R(i+0); R(i+1); R(i+2); R(i+3); R(i+4); R(i+5); R(i+6); R(i+7);
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#endif
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#endif
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void CContext::Transform(UInt32 *state, const UInt32 *data)
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{
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UInt32 W[16];
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#ifdef _SHA256_UNROLL2
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UInt32 a,b,c,d,e,f,g,h;
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a = state[0];
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b = state[1];
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c = state[2];
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d = state[3];
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e = state[4];
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f = state[5];
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g = state[6];
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h = state[7];
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#else
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UInt32 T[8];
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for (int s = 0; s < 8; s++)
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T[s] = state[s];
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#endif
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for (unsigned int j = 0; j < 64; j += 16)
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{
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#if defined(_SHA256_UNROLL) || defined(_SHA256_UNROLL2)
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RX_8(0); RX_8(8);
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#else
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for (unsigned int i = 0; i < 16; i++) { R(i); }
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#endif
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}
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#ifdef _SHA256_UNROLL2
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state[0] += a;
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state[1] += b;
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state[2] += c;
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state[3] += d;
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state[4] += e;
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state[5] += f;
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state[6] += g;
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state[7] += h;
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#else
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for (int i = 0; i < 8; i++)
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state[i] += T[i];
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#endif
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// Wipe variables
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// memset(W, 0, sizeof(W));
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// memset(T, 0, sizeof(T));
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}
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const UInt32 CContext::K[64] = {
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0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
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0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
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0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
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0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
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0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
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0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
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0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
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0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
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0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
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0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
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0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
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0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
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0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
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0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
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0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
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0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
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};
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#undef S0
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#undef S1
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#undef s0
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#undef s1
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void CContext::WriteByteBlock()
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{
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UInt32 data32[16];
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for (int i = 0; i < 16; i++)
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{
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data32[i] = (UInt32(_buffer[i * 4]) << 24) +
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(UInt32(_buffer[i * 4 + 1]) << 16) +
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(UInt32(_buffer[i * 4 + 2]) << 8) +
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UInt32(_buffer[i * 4 + 3]);
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}
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Transform(_state, data32);
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}
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void CContext::Update(const Byte *data, size_t size)
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{
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UInt32 curBufferPos = (UInt32)_count & 0x3F;
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while (size > 0)
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{
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_buffer[curBufferPos++] = *data++;
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_count++;
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size--;
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if (curBufferPos == 64)
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{
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curBufferPos = 0;
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WriteByteBlock();
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}
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}
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}
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void CContext::Final(Byte *digest)
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{
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UInt64 lenInBits = (_count << 3);
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UInt32 curBufferPos = (UInt32)_count & 0x3F;
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_buffer[curBufferPos++] = 0x80;
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while (curBufferPos != (64 - 8))
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{
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curBufferPos &= 0x3F;
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if (curBufferPos == 0)
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WriteByteBlock();
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_buffer[curBufferPos++] = 0;
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}
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for (int i = 0; i < 8; i++)
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{
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_buffer[curBufferPos++] = (Byte)(lenInBits >> 56);
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lenInBits <<= 8;
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}
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WriteByteBlock();
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for (int j = 0; j < 8; j++)
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{
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*digest++ = (Byte)(_state[j] >> 24);
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*digest++ = (Byte)(_state[j] >> 16);
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*digest++ = (Byte)(_state[j] >> 8);
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*digest++ = (Byte)(_state[j]);
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}
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Init();
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}
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}}
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@@ -1,30 +0,0 @@
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// Crypto/Sha256.h
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#ifndef __CRYPTO_SHA256_H
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#define __CRYPTO_SHA256_H
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#include "Common/Types.h"
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namespace NCrypto {
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namespace NSha256 {
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class CContext
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{
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static const UInt32 K[64];
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UInt32 _state[8];
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UInt64 _count;
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Byte _buffer[64];
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static void Transform(UInt32 *digest, const UInt32 *data);
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void WriteByteBlock();
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public:
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enum {DIGESTSIZE = 32};
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CContext() { Init(); } ;
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void Init();
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void Update(const Byte *data, size_t size);
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void Final(Byte *digest);
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};
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}}
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#endif
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@@ -76,14 +76,14 @@ STDMETHODIMP CDecoder::CryptoSetPassword(const Byte *data, UInt32 size)
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STDMETHODIMP CDecoder::Init()
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{
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Calculate();
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AesSetKeyDecode(&Aes.aes, aesKey, kRarAesKeySize);
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AesCbcInit(&Aes, aesInit);
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Aes_SetKeyDecode(&Aes.aes, aesKey, kRarAesKeySize);
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AesCbc_Init(&Aes, aesInit);
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return S_OK;
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}
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STDMETHODIMP_(UInt32) CDecoder::Filter(Byte *data, UInt32 size)
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{
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return AesCbcDecode(&Aes, data, size);
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return (UInt32)AesCbc_Decode(&Aes, data, size);
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}
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void CDecoder::Calculate()
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@@ -12,7 +12,7 @@
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extern "C"
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{
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#include "../../../../C/Crypto/Aes.h"
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#include "../../../../C/Aes.h"
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||||
}
|
||||
|
||||
namespace NCrypto {
|
||||
|
||||
@@ -47,12 +47,12 @@ void CBaseCoder::EncryptData(Byte *data, UInt32 size)
|
||||
{
|
||||
if (++_counter[0] == 0)
|
||||
_counter[1]++;
|
||||
UInt32 outBuf[4];
|
||||
AesEncode32(_counter, outBuf, Aes.rkey, Aes.numRounds2);
|
||||
SetUi32(_buffer, outBuf[0]);
|
||||
SetUi32(_buffer + 4, outBuf[1]);
|
||||
SetUi32(_buffer + 8, outBuf[2]);
|
||||
SetUi32(_buffer + 12, outBuf[3]);
|
||||
UInt32 temp[4];
|
||||
Aes_Encode32(&Aes, temp, _counter);
|
||||
SetUi32(_buffer, temp[0]);
|
||||
SetUi32(_buffer + 4, temp[1]);
|
||||
SetUi32(_buffer + 8, temp[2]);
|
||||
SetUi32(_buffer + 12, temp[3]);
|
||||
pos = 0;
|
||||
}
|
||||
*data++ ^= _buffer[pos++];
|
||||
@@ -115,17 +115,10 @@ STDMETHODIMP CBaseCoder::Init()
|
||||
for (int i = 0; i < 4; i++)
|
||||
_counter[i] = 0;
|
||||
|
||||
AesSetKeyEncode(&Aes, buf, keySize);
|
||||
Aes_SetKeyEncode(&Aes, buf, keySize);
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
static HRESULT SafeWrite(ISequentialOutStream *outStream, const Byte *data, UInt32 size)
|
||||
{
|
||||
UInt32 processedSize;
|
||||
RINOK(WriteStream(outStream, data, size, &processedSize));
|
||||
return ((processedSize == size) ? S_OK : E_FAIL);
|
||||
}
|
||||
|
||||
/*
|
||||
STDMETHODIMP CEncoder::WriteCoderProperties(ISequentialOutStream *outStream)
|
||||
{
|
||||
@@ -139,15 +132,15 @@ HRESULT CEncoder::WriteHeader(ISequentialOutStream *outStream)
|
||||
UInt32 saltSize = _key.GetSaltSize();
|
||||
g_RandomGenerator.Generate(_key.Salt, saltSize);
|
||||
Init();
|
||||
RINOK(SafeWrite(outStream, _key.Salt, saltSize));
|
||||
return SafeWrite(outStream, _key.PwdVerifComputed, kPwdVerifCodeSize);
|
||||
RINOK(WriteStream(outStream, _key.Salt, saltSize));
|
||||
return WriteStream(outStream, _key.PwdVerifComputed, kPwdVerifCodeSize);
|
||||
}
|
||||
|
||||
HRESULT CEncoder::WriteFooter(ISequentialOutStream *outStream)
|
||||
{
|
||||
Byte mac[kMacSize];
|
||||
_hmac.Final(mac, kMacSize);
|
||||
return SafeWrite(outStream, mac, kMacSize);
|
||||
return WriteStream(outStream, mac, kMacSize);
|
||||
}
|
||||
|
||||
STDMETHODIMP CDecoder::SetDecoderProperties2(const Byte *data, UInt32 size)
|
||||
@@ -167,10 +160,7 @@ HRESULT CDecoder::ReadHeader(ISequentialInStream *inStream)
|
||||
UInt32 saltSize = _key.GetSaltSize();
|
||||
UInt32 extraSize = saltSize + kPwdVerifCodeSize;
|
||||
Byte temp[kSaltSizeMax + kPwdVerifCodeSize];
|
||||
UInt32 processedSize;
|
||||
RINOK(ReadStream(inStream, temp, extraSize, &processedSize));
|
||||
if (processedSize != extraSize)
|
||||
return E_FAIL;
|
||||
RINOK(ReadStream_FAIL(inStream, temp, extraSize));
|
||||
UInt32 i;
|
||||
for (i = 0; i < saltSize; i++)
|
||||
_key.Salt[i] = temp[i];
|
||||
@@ -195,11 +185,8 @@ bool CDecoder::CheckPasswordVerifyCode()
|
||||
HRESULT CDecoder::CheckMac(ISequentialInStream *inStream, bool &isOK)
|
||||
{
|
||||
isOK = false;
|
||||
UInt32 processedSize;
|
||||
Byte mac1[kMacSize];
|
||||
RINOK(ReadStream(inStream, mac1, kMacSize, &processedSize));
|
||||
if (processedSize != kMacSize)
|
||||
return E_FAIL;
|
||||
RINOK(ReadStream_FAIL(inStream, mac1, kMacSize));
|
||||
Byte mac2[kMacSize];
|
||||
_hmac.Final(mac2, kMacSize);
|
||||
isOK = CompareArrays(mac1, mac2, kMacSize);
|
||||
|
||||
@@ -23,7 +23,7 @@ specified in password Based File Encryption Utility:
|
||||
|
||||
extern "C"
|
||||
{
|
||||
#include "../../../../C/Crypto/Aes.h"
|
||||
#include "../../../../C/Aes.h"
|
||||
}
|
||||
|
||||
namespace NCrypto {
|
||||
|
||||
@@ -36,12 +36,8 @@ HRESULT CEncoder::WriteHeader(ISequentialOutStream *outStream)
|
||||
header[kHeaderSize - 1] = Byte(_crc >> 24);
|
||||
header[kHeaderSize - 2] = Byte(_crc >> 16);
|
||||
|
||||
UInt32 processedSize;
|
||||
_cipher.EncryptHeader(header);
|
||||
RINOK(WriteStream(outStream, header, kHeaderSize, &processedSize));
|
||||
if (processedSize != kHeaderSize)
|
||||
return E_FAIL;
|
||||
return S_OK;
|
||||
return WriteStream(outStream, header, kHeaderSize);
|
||||
}
|
||||
|
||||
STDMETHODIMP_(UInt32) CEncoder::Filter(Byte *data, UInt32 size)
|
||||
@@ -61,10 +57,7 @@ STDMETHODIMP CDecoder::CryptoSetPassword(const Byte *data, UInt32 size)
|
||||
HRESULT CDecoder::ReadHeader(ISequentialInStream *inStream)
|
||||
{
|
||||
Byte header[kHeaderSize];
|
||||
UInt32 processedSize;
|
||||
RINOK(ReadStream(inStream, header, kHeaderSize, &processedSize));
|
||||
if (processedSize != kHeaderSize)
|
||||
return E_FAIL;
|
||||
RINOK(ReadStream_FAIL(inStream, header, kHeaderSize));
|
||||
_cipher.DecryptHeader(header);
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user