mirror of
https://github.com/mod-playerbots/azerothcore-wotlk.git
synced 2026-02-16 08:46:09 +00:00
46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
/*
|
|
* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: http://github.com/azerothcore/azerothcore-wotlk/LICENSE-GPL2
|
|
* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
|
|
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
|
|
*/
|
|
|
|
#include "HMACSHA1.h"
|
|
#include "BigNumber.h"
|
|
#include "Common.h"
|
|
|
|
HmacHash::HmacHash(uint32 len, uint8 *seed)
|
|
{
|
|
HMAC_CTX_init(&m_ctx);
|
|
HMAC_Init_ex(&m_ctx, seed, len, EVP_sha1(), NULL);
|
|
memset(m_digest, 0, sizeof(m_digest));
|
|
}
|
|
|
|
HmacHash::~HmacHash()
|
|
{
|
|
HMAC_CTX_cleanup(&m_ctx);
|
|
}
|
|
|
|
void HmacHash::UpdateData(const std::string &str)
|
|
{
|
|
HMAC_Update(&m_ctx, (uint8 const*)str.c_str(), str.length());
|
|
}
|
|
|
|
void HmacHash::UpdateData(const uint8* data, size_t len)
|
|
{
|
|
HMAC_Update(&m_ctx, data, len);
|
|
}
|
|
|
|
void HmacHash::Finalize()
|
|
{
|
|
uint32 length = 0;
|
|
HMAC_Final(&m_ctx, (uint8*)m_digest, &length);
|
|
ASSERT(length == SHA_DIGEST_LENGTH);
|
|
}
|
|
|
|
uint8 *HmacHash::ComputeHash(BigNumber* bn)
|
|
{
|
|
HMAC_Update(&m_ctx, bn->AsByteArray().get(), bn->GetNumBytes());
|
|
Finalize();
|
|
return (uint8*)m_digest;
|
|
}
|