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winecoreaudio: Implement MIDIIn_AddBuffer.

This commit is contained in:
Emmanuel Maillard 2007-04-26 23:02:05 +02:00 committed by Alexandre Julliard
parent e8c083f9d5
commit 8ca565b192
1 changed files with 45 additions and 0 deletions
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45
dlls/winecoreaudio.drv/midi.c
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@ -652,6 +652,50 @@ static DWORD MIDIIn_Close(WORD wDevID)
return ret;
}
static DWORD MIDIIn_AddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (lpMidiHdr == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (sizeof(MIDIHDR) > dwSize) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (lpMidiHdr->dwBufferLength == 0) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
WARN("Still playing\n");
return MIDIERR_STILLPLAYING;
}
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) {
WARN("Unprepared\n");
return MIDIERR_UNPREPARED;
}
EnterCriticalSection(&midiInLock);
if (sources[wDevID].lpQueueHdr == 0) {
sources[wDevID].lpQueueHdr = lpMidiHdr;
} else {
LPMIDIHDR ptr;
for (ptr = sources[wDevID].lpQueueHdr;
ptr->lpNext != 0;
ptr = (LPMIDIHDR)ptr->lpNext);
ptr->lpNext = (struct midihdr_tag*)lpMidiHdr;
}
LeaveCriticalSection(&midiInLock);
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
{
TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
@ -851,6 +895,7 @@ DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dw
case MIDM_CLOSE:
return MIDIIn_Close(wDevID);
case MIDM_ADDBUFFER:
return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_PREPARE:
case MIDM_UNPREPARE:
TRACE("Unsupported message\n");