/usr/include/adplug/database.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 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | /*
* AdPlug - Replayer for many OPL2/OPL3 audio file formats.
* Copyright (c) 1999 - 2003 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
*
* database.h - AdPlug database class
* Copyright (c) 2002 Riven the Mage <riven@ok.ru>
* Copyright (c) 2002, 2003 Simon Peter <dn.tlp@gmx.net>
*/
#ifndef H_ADPLUG_DATABASE
#define H_ADPLUG_DATABASE
#include <iostream>
#include <string>
#include <binio.h>
class CAdPlugDatabase
{
public:
class CKey
{
public:
unsigned short crc16;
unsigned long crc32;
CKey() {};
CKey(binistream &in);
bool operator==(const CKey &key);
private:
void make(binistream &in);
};
class CRecord
{
public:
typedef enum { Plain, SongInfo, ClockSpeed } RecordType;
RecordType type;
CKey key;
std::string filetype, comment;
static CRecord *factory(RecordType type);
static CRecord *factory(binistream &in);
CRecord() {}
virtual ~CRecord() {}
void write(binostream &out);
bool user_read(std::istream &in, std::ostream &out);
bool user_write(std::ostream &out);
protected:
virtual void read_own(binistream &in) = 0;
virtual void write_own(binostream &out) = 0;
virtual unsigned long get_size() = 0;
virtual bool user_read_own(std::istream &in, std::ostream &out) = 0;
virtual bool user_write_own(std::ostream &out) = 0;
};
CAdPlugDatabase();
~CAdPlugDatabase();
bool load(std::string db_name);
bool load(binistream &f);
bool save(std::string db_name);
bool save(binostream &f);
bool insert(CRecord *record);
void wipe(CRecord *record);
void wipe();
CRecord *search(CKey const &key);
bool lookup(CKey const &key);
CRecord *get_record();
bool go_forward();
bool go_backward();
void goto_begin();
void goto_end();
private:
static const unsigned short hash_radix;
class DB_Bucket
{
public:
unsigned long index;
bool deleted;
DB_Bucket *chain;
CRecord *record;
DB_Bucket(unsigned long nindex, CRecord *newrecord, DB_Bucket *newchain = 0);
~DB_Bucket();
};
DB_Bucket **db_linear;
DB_Bucket **db_hashed;
unsigned long linear_index, linear_logic_length, linear_length;
unsigned long make_hash(CKey const &key);
};
class CPlainRecord: public CAdPlugDatabase::CRecord
{
public:
CPlainRecord() { type = Plain; }
protected:
virtual void read_own(binistream &in) {}
virtual void write_own(binostream &out) {}
virtual unsigned long get_size() { return 0; }
virtual bool user_read_own(std::istream &in, std::ostream &out) { return true; }
virtual bool user_write_own(std::ostream &out) { return true; }
};
class CInfoRecord: public CAdPlugDatabase::CRecord
{
public:
std::string title;
std::string author;
CInfoRecord();
protected:
virtual void read_own(binistream &in);
virtual void write_own(binostream &out);
virtual unsigned long get_size();
virtual bool user_read_own(std::istream &in, std::ostream &out);
virtual bool user_write_own(std::ostream &out);
};
class CClockRecord: public CAdPlugDatabase::CRecord
{
public:
float clock;
CClockRecord();
protected:
virtual void read_own(binistream &in);
virtual void write_own(binostream &out);
virtual unsigned long get_size();
virtual bool user_read_own(std::istream &in, std::ostream &out);
virtual bool user_write_own(std::ostream &out);
};
#endif
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