1 ///////////////////////////////////////////////////////////////////////////////
2 // Simple x264 Launcher
3 // Copyright (C) 2004-2015 LoRd_MuldeR <MuldeR2@GMX.de>
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; either version 2 of the License, or
8 // (at your option) any later version.
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License along
16 // with this program; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 // http://www.gnu.org/licenses/gpl-2.0.txt
20 ///////////////////////////////////////////////////////////////////////////////
23 BLAKE2 reference source code package - reference C implementations
25 Written in 2012 by Samuel Neves <sneves@dei.uc.pt>
27 To the extent possible under law, the author(s) have dedicated all copyright
28 and related and neighboring rights to this software to the public domain
29 worldwide. This software is distributed without any warranty.
31 You should have received a copy of the CC0 Public Domain Dedication along with
32 this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
36 #include <MUtils/Hash_Blake2.h>
37 #include <MUtils/Exception.h>
40 #include "3rd_party/blake2/include/blake2.h"
46 static const size_t HASH_SIZE
= 64;
48 class MUtils::Hash::Blake2_Context
54 if(!(state
= (MUtils::Hash::Internal::Blake2Impl::blake2b_state
*) _aligned_malloc(sizeof(MUtils::Hash::Internal::Blake2Impl::blake2b_state
), 64)))
56 MUTILS_THROW("Aligend malloc has failed!");
58 memset(state
, 0, sizeof(MUtils::Hash::Internal::Blake2Impl::blake2b_state
));
63 memset(state
, 0, sizeof(MUtils::Hash::Internal::Blake2Impl::blake2b_state
));
68 MUtils::Hash::Internal::Blake2Impl::blake2b_state
*state
;
71 MUtils::Hash::Blake2::Blake2(const char* key
)
73 m_hash(HASH_SIZE
, '\0'),
74 m_context(new Blake2_Context()),
79 blake2b_init_key(m_context
->state
, HASH_SIZE
, key
, (uint8_t)strlen(key
));
83 blake2b_init(m_context
->state
, HASH_SIZE
);
87 MUtils::Hash::Blake2::~Blake2(void)
92 void MUtils::Hash::Blake2::update(const QByteArray
&data
)
96 MUTILS_THROW("BLAKE2 was already finalized!");
101 if(blake2b_update(m_context
->state
, (const uint8_t*) data
.constData(), data
.size()) != 0)
103 MUTILS_THROW("BLAKE2 internal error!");
108 void MUtils::Hash::Blake2::update(QFile
&file
)
114 QByteArray data
= file
.read(16384);
126 qWarning("[QBlake2Checksum] Could not ready any data from file!");
130 QByteArray
MUtils::Hash::Blake2::finalize(const bool bAsHex
)
134 if(blake2b_final(m_context
->state
, (uint8_t*) m_hash
.data(), m_hash
.size()) != 0)
136 MUTILS_THROW("BLAKE2 internal error!");
142 return bAsHex
? m_hash
.toHex() : m_hash
;