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wineoss: Move the sysex handling to a separate helper. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2022-04-28 08:50:36 -05:00 committed by Alexandre Julliard
parent aa99a9f175
commit 96fe738087
1 changed files with 40 additions and 27 deletions
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67
dlls/wineoss.drv/midi.c
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@ -210,6 +210,43 @@ static int midiCloseSeq(int fd)
return 0;
}
static void handle_sysex_data(struct midi_src *src, unsigned char value, UINT time)
{
MIDIHDR *hdr;
BOOL done = FALSE;
src->state |= 2;
src->incLen = 0;
in_buffer_lock();
hdr = src->lpQueueHdr;
if (hdr)
{
BYTE *data = (BYTE *)hdr->lpData;
data[hdr->dwBytesRecorded++] = value;
if (hdr->dwBytesRecorded == hdr->dwBufferLength)
done = TRUE;
}
if (value == 0xf7) /* end */
{
src->state &= ~2;
done = TRUE;
}
if (done && hdr)
{
src->lpQueueHdr = hdr->lpNext;
hdr->dwFlags &= ~MHDR_INQUEUE;
hdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(src - MidiInDev, MIM_LONGDATA, (UINT_PTR)hdr, time);
}
in_buffer_unlock();
}
/**************************************************************************
* midReceiveChar [internal]
*/
@ -228,33 +265,9 @@ static void midReceiveChar(WORD wDevID, unsigned char value, DWORD dwTime)
return;
}
if (value == 0xf0 || MidiInDev[wDevID].state & 2) { /* system exclusive */
LPMIDIHDR lpMidiHdr;
BOOL sbfb = FALSE;
MidiInDev[wDevID].state |= 2;
MidiInDev[wDevID].incLen = 0;
in_buffer_lock();
if ((lpMidiHdr = MidiInDev[wDevID].lpQueueHdr) != NULL) {
LPBYTE lpData = (LPBYTE) lpMidiHdr->lpData;
lpData[lpMidiHdr->dwBytesRecorded++] = value;
if (lpMidiHdr->dwBytesRecorded == lpMidiHdr->dwBufferLength) {
sbfb = TRUE;
}
}
if (value == 0xF7) { /* then end */
MidiInDev[wDevID].state &= ~2;
sbfb = TRUE;
}
if (sbfb && lpMidiHdr != NULL) {
lpMidiHdr = MidiInDev[wDevID].lpQueueHdr;
MidiInDev[wDevID].lpQueueHdr = lpMidiHdr->lpNext;
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD_PTR)lpMidiHdr, dwTime);
}
in_buffer_unlock();
if (value == 0xf0 || MidiInDev[wDevID].state & 2) /* system exclusive */
{
handle_sysex_data(MidiInDev + wDevID, value, dwTime);
return;
}