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Remove dependency on libavutil

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This commit is contained in:
Zhe Wang 2015-10-11 22:58:31 +08:00
parent 3fe3c0ea2b
commit a04917833c
5 changed files with 241 additions and 14 deletions
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10
goldendict.pro
View file

@ -106,7 +106,7 @@ unix:!mac {
CONFIG += link_pkgconfig
PKGCONFIG += vorbisfile \
vorbis \
vorbis \
ogg \
hunspell
isEmpty(DISABLE_INTERNAL_PLAYER) {
@ -294,7 +294,8 @@ HEADERS += folding.hh \
ftshelpers.hh \
dictserver.hh \
helpwindow.hh \
slob.hh
slob.hh \
ripemd.hh
FORMS += groups.ui \
dictgroupwidget.ui \
@ -417,10 +418,11 @@ SOURCES += folding.cc \
ftshelpers.cc \
dictserver.cc \
helpwindow.cc \
slob.cc
slob.cc \
ripemd.cc
win32 {
FORMS += texttospeechsource.ui
FORMS += texttospeechsource.ui
SOURCES += mouseover_win32/ThTypes.c \
wordbyauto.cc \
guids.c \

15
mdictparser.cc
View file

@ -25,10 +25,6 @@
#include <iconv.h>
#include <lzo/lzo1x.h>
extern "C" {
#include <libavutil/ripemd.h>
}
#include <QtEndian>
#include <QStringList>
#include <QByteArray>
@ -39,6 +35,7 @@ extern "C" {
#include "decompress.hh"
#include "gddebug.hh"
#include "ripemd.hh"
namespace Mdict
{
@ -218,14 +215,12 @@ QString MdictParser::toUtf16( const char * fromCode, const char * from, size_t f
bool MdictParser::decryptHeadWordIndex(char * buffer, qint64 len)
{
struct AVRIPEMD * ripemd = av_ripemd_alloc();
if ( av_ripemd_init( ripemd, 128 ) != 0 )
return false;
av_ripemd_update( ripemd, ( const uchar * ) buffer + 4, 4 );
av_ripemd_update( ripemd, ( const uchar * ) "\x95\x36\x00\x00", 4 );
RIPEMD128 ripemd;
ripemd.update( ( const uchar * ) buffer + 4, 4 );
ripemd.update( ( const uchar * ) "\x95\x36\x00\x00", 4 );
uint8_t key[16];
av_ripemd_final( ripemd, key );
ripemd.digest( key );
buffer += 8;
len -= 8;

2
mdictparser.hh
View file

@ -1,8 +1,10 @@
// https://bitbucket.org/xwang/mdict-analysis
// https://github.com/zhansliu/writemdict/blob/master/fileformat.md
// Octopus MDict Dictionary File (.mdx) and Resource File (.mdd) Analyser
//
// Copyright (C) 2012, 2013 Xiaoqiang Wang <xiaoqiangwang AT gmail DOT com>
// Copyright (C) 2013 Timon Wong <timon86.wang AT gmail DOT com>
// Copyright (C) 2015 Zhe Wang <0x1998 AT gmail DOT com>
//
// This program is a free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by

183
ripemd.cc Normal file
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@ -0,0 +1,183 @@
// Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
// Copyright (C) 2013 James Almer <jamrial@gmail.com>
// Copyright (C) 2015 Zhe Wang <0x1998@gmail.com>
//
// Based on the RIPEMD-128 implementation from libavutil
//
// This program is a free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 3 of the License.
//
// You can get a copy of GNU General Public License along this program
// But you can always get it from http://www.gnu.org/licenses/gpl.txt
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
#include "ripemd.hh"
#include <string.h>
#include <QtEndian>
static const uint32_t KA[4] = {
0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xa953fd4e
};
static const uint32_t KB[4] = {
0x50a28be6, 0x5c4dd124, 0x6d703ef3, 0x7a6d76e9
};
static const int ROTA[80] = {
11, 14, 15, 12, 5, 8, 7 , 9, 11, 13, 14, 15, 6, 7, 9, 8,
7 , 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
};
static const int ROTB[80] = {
8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
};
static const int WA[80] = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
};
static const int WB[80] = {
5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
};
#define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
#define ROUND128_0_TO_15(a,b,c,d,e,f,g,h) \
a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]); \
e = rol(e + ((((f ^ g) & h) ^ g) + block[WB[n]] + KB[0]), ROTB[n]); \
n++
#define ROUND128_16_TO_31(a,b,c,d,e,f,g,h) \
a = rol(a + ((((c ^ d) & b) ^ d) + block[WA[n]] + KA[0]), ROTA[n]); \
e = rol(e + (((~g | f) ^ h) + block[WB[n]] + KB[1]), ROTB[n]); \
n++
#define ROUND128_32_TO_47(a,b,c,d,e,f,g,h) \
a = rol(a + (((~c | b) ^ d) + block[WA[n]] + KA[1]), ROTA[n]); \
e = rol(e + ((((g ^ h) & f) ^ h) + block[WB[n]] + KB[2]), ROTB[n]); \
n++
#define ROUND128_48_TO_63(a,b,c,d,e,f,g,h) \
a = rol(a + ((((b ^ c) & d) ^ c) + block[WA[n]] + KA[2]), ROTA[n]); \
e = rol(e + (( f ^ g ^ h) + block[WB[n]]), ROTB[n]); \
n++
#define R128_0 \
ROUND128_0_TO_15(a,b,c,d,e,f,g,h); \
ROUND128_0_TO_15(d,a,b,c,h,e,f,g); \
ROUND128_0_TO_15(c,d,a,b,g,h,e,f); \
ROUND128_0_TO_15(b,c,d,a,f,g,h,e)
#define R128_16 \
ROUND128_16_TO_31(a,b,c,d,e,f,g,h); \
ROUND128_16_TO_31(d,a,b,c,h,e,f,g); \
ROUND128_16_TO_31(c,d,a,b,g,h,e,f); \
ROUND128_16_TO_31(b,c,d,a,f,g,h,e)
#define R128_32 \
ROUND128_32_TO_47(a,b,c,d,e,f,g,h); \
ROUND128_32_TO_47(d,a,b,c,h,e,f,g); \
ROUND128_32_TO_47(c,d,a,b,g,h,e,f); \
ROUND128_32_TO_47(b,c,d,a,f,g,h,e)
#define R128_48 \
ROUND128_48_TO_63(a,b,c,d,e,f,g,h); \
ROUND128_48_TO_63(d,a,b,c,h,e,f,g); \
ROUND128_48_TO_63(c,d,a,b,g,h,e,f); \
ROUND128_48_TO_63(b,c,d,a,f,g,h,e)
RIPEMD128::RIPEMD128()
: count(0)
, buffer()
, state()
{
state[0] = 0x67452301;
state[1] = 0xEFCDAB89;
state[2] = 0x98BADCFE;
state[3] = 0x10325476;
}
void RIPEMD128::transform( const uint8_t buffer[64] )
{
uint32_t a, b, c, d, e, f, g, h;
uint32_t block[16];
int n;
a = e = state[0];
b = f = state[1];
c = g = state[2];
d = h = state[3];
for (n = 0; n < 16; n++)
block[n] = qFromLittleEndian<uint32_t>( buffer + 4 * n );
n = 0;
R128_0; R128_0; R128_0; R128_0;
R128_16; R128_16; R128_16; R128_16;
R128_32; R128_32; R128_32; R128_32;
R128_48; R128_48; R128_48; R128_48;
h += c + state[1];
state[1] = state[2] + d + e;
state[2] = state[3] + a + f;
state[3] = state[0] + b + g;
state[0] = h;
}
void RIPEMD128::update( const uint8_t * data, size_t len )
{
size_t i, j;
j = count & 63;
count += len;
if ( ( j + len ) > 63 )
{
memcpy( &buffer[j], data, ( i = 64 - j ) );
transform( buffer );
for ( ; i + 63 < len; i += 64 )
transform( &data[i] );
j = 0;
}
else
{
i = 0;
}
memcpy( &buffer[j], &data[i], len - i );
}
void RIPEMD128::digest( uint8_t * digest )
{
uint64_t finalcount = qFromLittleEndian( count << 3 );
update( (const uint8_t *) "\200", 1 );
while ( ( count & 63 ) != 56 )
update( ( const uint8_t * ) "", 1 );
update( ( uint8_t * ) &finalcount, 8 ); /* Should cause a transform() */
for ( int i = 0; i < 4; i++ )
qToLittleEndian( state[i], digest + i*4 );
}

45
ripemd.hh Normal file
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@ -0,0 +1,45 @@
// Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
// Copyright (C) 2013 James Almer <jamrial@gmail.com>
// Copyright (C) 2015 Zhe Wang <0x1998@gmail.com>
//
// Based on the RIPEMD-128 implementation from libavutil
//
// This program is a free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 3 of the License.
//
// You can get a copy of GNU General Public License along this program
// But you can always get it from http://www.gnu.org/licenses/gpl.txt
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
#ifndef __RIPEMD_HH_INCLUDED__
#define __RIPEMD_HH_INCLUDED__
#include <stdint.h>
#include <stddef.h>
class RIPEMD128
{
public:
RIPEMD128();
// Update hash value
void update( const uint8_t * data, size_t len );
// Finish hashing and output digest value.
void digest( uint8_t * digest );
private:
uint64_t count; // number of bytes in buffer
uint8_t buffer[64]; // 512-bit buffer of input values used in hash updating
uint32_t state[10]; // current hash value
void transform( const uint8_t buffer[64] );
};
#endif // __RIPEMD_HH_INCLUDED__