1 ///////////////////////////////////////////////////////////////////////////////
2 // Simple x264 Launcher
3 // Copyright (C) 2004-2014 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 "3rd_party/blake2.h"
42 static const size_t HASH_SIZE = 64;
44 class QBlake2ChecksumContext
46 friend QBlake2Checksum;
48 QBlake2ChecksumContext(void)
50 if(!(state = (blake2b_state*) _aligned_malloc(sizeof(blake2b_state), 64)))
52 throw std::runtime_error("Aligend malloc has failed!");
54 memset(state, 0, sizeof(blake2b_state));
57 ~QBlake2ChecksumContext(void)
59 memset(state, 0, sizeof(blake2b_state));
67 QBlake2Checksum::QBlake2Checksum(const char* key)
69 m_hash(HASH_SIZE, '\0'),
70 m_context(new QBlake2ChecksumContext()),
75 blake2b_init_key(m_context->state, HASH_SIZE, key, strlen(key));
79 blake2b_init(m_context->state, HASH_SIZE);
83 QBlake2Checksum::~QBlake2Checksum(void)
88 void QBlake2Checksum::update(const QByteArray &data)
92 throw std::runtime_error("BLAKE2 was already finalized!");
97 if(blake2b_update(m_context->state, (const uint8_t*) data.constData(), data.size()) != 0)
99 throw std::runtime_error("BLAKE2 internal error!");
104 void QBlake2Checksum::update(QFile &file)
110 QByteArray data = file.read(16384);
122 qWarning("[QBlake2Checksum] Could not ready any data from file!");
126 QByteArray QBlake2Checksum::finalize(const bool bAsHex)
130 if(blake2b_final(m_context->state, (uint8_t*) m_hash.data(), m_hash.size()) != 0)
132 throw std::runtime_error("BLAKE2 internal error!");
138 return bAsHex ? m_hash.toHex() : m_hash;