Emmanuel Maillard : winecoreaudio:
Implement MIDIIn_Prepare and MIDIIn_Unprepare.
Alexandre Julliard
julliard at wine.codeweavers.com
Fri Apr 27 06:43:47 CDT 2007
Module: wine
Branch: master
Commit: 6ef7b129a90041837a5745fa2103b1fbc8553177
URL: http://source.winehq.org/git/wine.git/?a=commit;h=6ef7b129a90041837a5745fa2103b1fbc8553177
Author: Emmanuel Maillard <mahanuu at free.fr>
Date: Thu Apr 26 23:04:23 2007 +0200
winecoreaudio: Implement MIDIIn_Prepare and MIDIIn_Unprepare.
---
dlls/winecoreaudio.drv/midi.c | 51 ++++++++++++++++++++++++++++++++++++++--
1 files changed, 48 insertions(+), 3 deletions(-)
diff --git a/dlls/winecoreaudio.drv/midi.c b/dlls/winecoreaudio.drv/midi.c
index e9dd93e..98d7d8f 100644
--- a/dlls/winecoreaudio.drv/midi.c
+++ b/dlls/winecoreaudio.drv/midi.c
@@ -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:
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