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| author | Walter van Niftrik | 2010-01-29 01:09:41 +0000 |
|---|---|---|
| committer | Walter van Niftrik | 2010-01-29 01:09:41 +0000 |
| commit | 5ffba8631dfba4bfb35b39a476911701b7d1034d (patch) | |
| tree | c12b906655c0d7c3e0b7d478eb2c3fa7b9339546 /engines/sci/sound | |
| parent | 981252b1fefacd9837001748e6701f4ccce109ec (diff) | |
| download | scummvm-rg350-5ffba8631dfba4bfb35b39a476911701b7d1034d.tar.gz scummvm-rg350-5ffba8631dfba4bfb35b39a476911701b7d1034d.tar.bz2 scummvm-rg350-5ffba8631dfba4bfb35b39a476911701b7d1034d.zip | |
SCI: Fix out-of-bounds error in MT-32 patch reading in GM mode.
svn-id: r47662
Diffstat (limited to 'engines/sci/sound')
| -rw-r--r-- | engines/sci/sound/drivers/midi.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/engines/sci/sound/drivers/midi.cpp b/engines/sci/sound/drivers/midi.cpp index 9ce34aa9eb..8e65cb96d5 100644 --- a/engines/sci/sound/drivers/midi.cpp +++ b/engines/sci/sound/drivers/midi.cpp @@ -659,10 +659,15 @@ void MidiPlayer_Midi::mapMt32ToGm(byte *data, size_t size) { debugCN(kDebugLevelSound, "%s -> ", Mt32PresetTimbreMaps[number].name); break; case 2: - strncpy(name, (const char *)data + 0x1ec + number * 0xf6, 10); - name[10] = 0; - _patchMap[i] = lookupGmInstrument(name); - debugCN(kDebugLevelSound, "%s -> ", name); + if (number < memtimbres) { + strncpy(name, (const char *)data + 0x1ec + number * 0xf6, 10); + name[10] = 0; + _patchMap[i] = lookupGmInstrument(name); + debugCN(kDebugLevelSound, "%s -> ", name); + } else { + _patchMap[i] = 0xff; + debugCN(kDebugLevelSound, "[Invalid] -> "); + } break; case 3: _patchMap[i] = getGmInstrument(Mt32RhythmTimbreMaps[number]); |