1 files changed, 0 insertions, 86 deletions
diff --git a/lib/cryptopp/hmac.cpp b/lib/cryptopp/hmac.cpp
deleted file mode 100644
index d4a649c08..000000000
--- a/lib/cryptopp/hmac.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// hmac.cpp - written and placed in the public domain by Wei Dai
-
-#include "pch.h"
-
-#ifndef CRYPTOPP_IMPORTS
-
-#include "hmac.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-void HMAC_Base::UncheckedSetKey(const byte *userKey, unsigned int keylength, const NameValuePairs &)
-{
-	AssertValidKeyLength(keylength);
-
-	Restart();
-
-	HashTransformation &hash = AccessHash();
-	unsigned int blockSize = hash.BlockSize();
-
-	if (!blockSize)
-		throw InvalidArgument("HMAC: can only be used with a block-based hash function");
-
-	m_buf.resize(2*AccessHash().BlockSize() + AccessHash().DigestSize());
-
-	if (keylength <= blockSize)
-		memcpy(AccessIpad(), userKey, keylength);
-	else
-	{
-		AccessHash().CalculateDigest(AccessIpad(), userKey, keylength);
-		keylength = hash.DigestSize();
-	}
-
-	assert(keylength <= blockSize);
-	memset(AccessIpad()+keylength, 0, blockSize-keylength);
-
-	for (unsigned int i=0; i<blockSize; i++)
-	{
-		AccessOpad()[i] = AccessIpad()[i] ^ 0x5c;
-		AccessIpad()[i] ^= 0x36;
-	}
-}
-
-void HMAC_Base::KeyInnerHash()
-{
-	assert(!m_innerHashKeyed);
-	HashTransformation &hash = AccessHash();
-	hash.Update(AccessIpad(), hash.BlockSize());
-	m_innerHashKeyed = true;
-}
-
-void HMAC_Base::Restart()
-{
-	if (m_innerHashKeyed)
-	{
-		AccessHash().Restart();
-		m_innerHashKeyed = false;
-	}
-}
-
-void HMAC_Base::Update(const byte *input, size_t length)
-{
-	if (!m_innerHashKeyed)
-		KeyInnerHash();
-	AccessHash().Update(input, length);
-}
-
-void HMAC_Base::TruncatedFinal(byte *mac, size_t size)
-{
-	ThrowIfInvalidTruncatedSize(size);
-
-	HashTransformation &hash = AccessHash();
-
-	if (!m_innerHashKeyed)
-		KeyInnerHash();
-	hash.Final(AccessInnerHash());
-
-	hash.Update(AccessOpad(), hash.BlockSize());
-	hash.Update(AccessInnerHash(), hash.DigestSize());
-	hash.TruncatedFinal(mac, size);
-
-	m_innerHashKeyed = false;
-}
-
-NAMESPACE_END
-
-#endif