HMISong::HMISong (FILE *file, const uint8_t *musiccache, int len)
: MIDIStreamer(), MusHeader(0), Tracks(0)
{
if (len < 0x100)
{ // Way too small to be HMI.
return;
}
MusHeader = new uint8_t[len];
SongLen = len;
NumTracks = 0;
if (file != NULL)
{
if (fread(MusHeader, 1, len, file) != (size_t)len)
return;
}
else
{
memcpy(MusHeader, musiccache, len);
}
// Do some validation of the MIDI file
if (memcmp(MusHeader, HMI_SONG_MAGIC, sizeof(HMI_SONG_MAGIC)) == 0)
{
SetupForHMI(len);
}
else if (memcmp(MusHeader, HMP_SONG_MAGIC, sizeof(HMP_SONG_MAGIC)) == 0)
{
SetupForHMP(len);
}
}
HMISong::HMISong (FileReader &reader, EMidiDevice type)
: MIDIStreamer(type), MusHeader(0), Tracks(0)
{
#ifdef _WIN32
if (ExitEvent == NULL)
{
return;
}
#endif
int len = reader.GetLength();
if (len < 0x100)
{ // Way too small to be HMI.
return;
}
MusHeader = new BYTE[len];
SongLen = len;
NumTracks = 0;
if (reader.Read(MusHeader, len) != len)
return;
// Do some validation of the MIDI file
if (memcmp(MusHeader, HMI_SONG_MAGIC, sizeof(HMI_SONG_MAGIC)) == 0)
{
SetupForHMI(len);
}
else if (((DWORD *)MusHeader)[0] == MAKE_ID('H','M','I','M') &&
((DWORD *)MusHeader)[1] == MAKE_ID('I','D','I','P'))
{
SetupForHMP(len);
}
}
HMISong::HMISong (FILE *file, BYTE *musiccache, int len, EMidiDevice type)
: MIDIStreamer(type), MusHeader(0), Tracks(0)
{
#ifdef _WIN32
if (ExitEvent == NULL)
{
return;
}
#endif
if (len < 0x100)
{ // Way too small to be HMI.
return;
}
MusHeader = new BYTE[len];
SongLen = len;
NumTracks = 0;
if (file != NULL)
{
if (fread(MusHeader, 1, len, file) != (size_t)len)
return;
}
else
{
memcpy(MusHeader, musiccache, len);
}
// Do some validation of the MIDI file
if (memcmp(MusHeader, HMI_SONG_MAGIC, sizeof(HMI_SONG_MAGIC)) == 0)
{
SetupForHMI(len);
}
else if (((DWORD *)MusHeader)[0] == MAKE_ID('H','M','I','M') &&
((DWORD *)MusHeader)[1] == MAKE_ID('I','D','I','P'))
{
SetupForHMP(len);
}
}
HMISong::HMISong (FileReader &reader)
{
int len = (int)reader.GetLength();
if (len < 0x100)
{ // Way too small to be HMI.
return;
}
MusHeader = new uint8_t[len];
SongLen = len;
NumTracks = 0;
if (reader.Read(MusHeader, len) != len)
return;
// Do some validation of the MIDI file
if (memcmp(MusHeader, HMI_SONG_MAGIC, sizeof(HMI_SONG_MAGIC)) == 0)
{
SetupForHMI(len);
}
else if (((uint32_t *)MusHeader)[0] == MAKE_ID('H','M','I','M') &&
((uint32_t *)MusHeader)[1] == MAKE_ID('I','D','I','P'))
{
SetupForHMP(len);
}
}
