diff options
Diffstat (limited to 'CryptoPP/cbcmac.cpp')
-rw-r--r-- | CryptoPP/cbcmac.cpp | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/CryptoPP/cbcmac.cpp b/CryptoPP/cbcmac.cpp deleted file mode 100644 index 6b0e8858e..000000000 --- a/CryptoPP/cbcmac.cpp +++ /dev/null @@ -1,62 +0,0 @@ -#include "pch.h" - -#ifndef CRYPTOPP_IMPORTS - -#include "cbcmac.h" - -NAMESPACE_BEGIN(CryptoPP) - -void CBC_MAC_Base::UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs ¶ms) -{ - AccessCipher().SetKey(key, length, params); - m_reg.CleanNew(AccessCipher().BlockSize()); - m_counter = 0; -} - -void CBC_MAC_Base::Update(const byte *input, size_t length) -{ - unsigned int blockSize = AccessCipher().BlockSize(); - - while (m_counter && length) - { - m_reg[m_counter++] ^= *input++; - if (m_counter == blockSize) - ProcessBuf(); - length--; - } - - if (length >= blockSize) - { - size_t leftOver = AccessCipher().AdvancedProcessBlocks(m_reg, input, m_reg, length, BlockTransformation::BT_DontIncrementInOutPointers|BlockTransformation::BT_XorInput); - input += (length - leftOver); - length = leftOver; - } - - while (length--) - { - m_reg[m_counter++] ^= *input++; - if (m_counter == blockSize) - ProcessBuf(); - } -} - -void CBC_MAC_Base::TruncatedFinal(byte *mac, size_t size) -{ - ThrowIfInvalidTruncatedSize(size); - - if (m_counter) - ProcessBuf(); - - memcpy(mac, m_reg, size); - memset(m_reg, 0, AccessCipher().BlockSize()); -} - -void CBC_MAC_Base::ProcessBuf() -{ - AccessCipher().ProcessBlock(m_reg); - m_counter = 0; -} - -NAMESPACE_END - -#endif |