1 /*
2 * This file is part of libsidplayfp, a SID player engine.
3 *
4 * Copyright 2011-2015 Leandro Nini <drfiemost@users.sourceforge.net>
5 * Copyright 2007-2010 Antti Lankila
6 * Copyright 2000-2001 Simon White
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 */
22
23 #include "prg.h"
24
25 #include <memory>
26
27 #include "sidplayfp/SidTuneInfo.h"
28
29 #include "SidTuneTools.h"
30 #include "stringutils.h"
31
32 namespace libsidplayfp
33 {
34
35 // Format strings
36 const char TXT_FORMAT_PRG[] = "Tape image file (PRG)";
37
load(const char * fileName,buffer_t & dataBuf)38 SidTuneBase* prg::load(const char *fileName, buffer_t& dataBuf)
39 {
40 const char *ext = SidTuneTools::fileExtOfPath(fileName);
41 if ((!stringutils::equal(ext, ".prg"))
42 && (!stringutils::equal(ext, ".c64")))
43 {
44 return nullptr;
45 }
46
47 if (dataBuf.size() < 2)
48 {
49 throw loadError(ERR_TRUNCATED);
50 }
51
52 std::unique_ptr<prg> tune(new prg());
53 tune->load();
54
55 return tune.release();
56 }
57
load()58 void prg::load()
59 {
60 info->m_formatString = TXT_FORMAT_PRG;
61
62 // Automatic settings
63 info->m_songs = 1;
64 info->m_startSong = 1;
65 info->m_compatibility = SidTuneInfo::COMPATIBILITY_BASIC;
66
67 // Create the speed/clock setting table.
68 convertOldStyleSpeedToTables(~0, info->m_clockSpeed);
69 }
70
71 }
72