/usr/include/adplug/msc.h is in libadplug-dev 2.2.1+dfsg3-0.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | /*
* Adplug - Replayer for many OPL2/OPL3 audio file formats.
* Copyright (C) 1999 - 2006 Simon Peter, <dn.tlp@gmx.net>, et al.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* msc.h - MSC Player by Lubomir Bulej (pallas@kadan.cz)
*/
#include "player.h"
#define MSC_SIGN_LEN 16
#define MSC_DESC_LEN 64
class CmscPlayer: public CPlayer
{
public:
static CPlayer * factory(Copl * newopl);
CmscPlayer(Copl * newopl);
~CmscPlayer();
bool load(const std::string &filename, const CFileProvider &fp);
bool update();
void rewind(int subsong);
float getrefresh();
std::string gettype ();
protected:
typedef unsigned char u8;
typedef unsigned short u16;
struct msc_header {
u8 mh_sign [MSC_SIGN_LEN];
u16 mh_ver;
u8 mh_desc [MSC_DESC_LEN];
u16 mh_timer;
u16 mh_nr_blocks;
u16 mh_block_len;
};
struct msc_block {
u16 mb_length;
u8 * mb_data;
};
// file data
char * desc; // song desctiption
unsigned short version; // file version
unsigned short nr_blocks; // number of music blocks
unsigned short block_len; // maximal block length
unsigned short timer_div; // timer divisor
msc_block * msc_data; // compressed music data
// decoder state
unsigned long block_num; // active block
unsigned long block_pos; // position in block
unsigned long raw_pos; // position in data buffer
u8 * raw_data; // decompression buffer
u8 dec_prefix; // prefix / state
int dec_dist; // prefix distance
unsigned int dec_len; // prefix length
// player state
unsigned char delay; // active delay
unsigned long play_pos; // player position
private:
static const u8 msc_signature [MSC_SIGN_LEN];
bool load_header (binistream * bf, msc_header * hdr);
bool decode_octet (u8 * output);
};
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