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winecoreaudio: Implement MIDIIn_Prepare and MIDIIn_Unprepare.

This commit is contained in:
Emmanuel Maillard 2007-04-26 23:04:23 +02:00 committed by Alexandre Julliard
parent 8ca565b192
commit 6ef7b129a9
1 changed files with 48 additions and 3 deletions
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51
dlls/winecoreaudio.drv/midi.c
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@ -696,6 +696,52 @@ static DWORD MIDIIn_AddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Prepare(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;
}
/* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
* asks to prepare MIDIHDR which dwFlags != 0.
* So at least check for the inqueue flag
*/
if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0 ||
lpMidiHdr->dwBufferLength >= 0x10000ul) {
WARN("Invalid parameter %p %p %08x %d/%d\n", lpMidiHdr, lpMidiHdr->lpData,
lpMidiHdr->dwFlags, sizeof(MIDIHDR), dwSize);
return MMSYSERR_INVALPARAM;
}
lpMidiHdr->lpNext = 0;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~MHDR_DONE;
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Unprepare(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 (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
WARN("Still playing\n");
return MIDIERR_STILLPLAYING;
}
lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
{
TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
@ -897,10 +943,9 @@ DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dw
case MIDM_ADDBUFFER:
return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_PREPARE:
return MIDIIn_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_UNPREPARE:
TRACE("Unsupported message\n");
return MMSYSERR_NOTSUPPORTED;
return MIDIIn_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_GETDEVCAPS:
return MIDIIn_GetDevCaps(wDevID, (LPMIDIINCAPSW) dwParam1, dwParam2);
case MIDM_GETNUMDEVS: