Initial MIDI support on Mac OS X (4/8)
Emmanuel Maillard
mahanuu at free.fr
Tue Apr 24 18:28:06 CDT 2007
Changelog :
- implement MIDIOut_Prepare and MIDIOut_Unprepare
-------------- next part --------------
From 7dca0911ba800151f0be6fbcca5bfad90dd64465 Mon Sep 17 00:00:00 2001
From: Emmanuel Maillard <mahanuu at free.fr>
Date: Wed, 25 Apr 2007 00:59:38 +0200
Subject: [PATCH] - implement MIDIOut_Prepare and MIDIOut_Unprepare
---
dlls/winecoreaudio.drv/midi.c | 59 ++++++++++++++++++++++++++++++++++++++--
1 files changed, 56 insertions(+), 3 deletions(-)
diff --git a/dlls/winecoreaudio.drv/midi.c b/dlls/winecoreaudio.drv/midi.c
index a929e1a..4bc6107 100644
--- a/dlls/winecoreaudio.drv/midi.c
+++ b/dlls/winecoreaudio.drv/midi.c
@@ -266,6 +266,58 @@ static DWORD MIDIOut_Close(WORD wDevID)
return ret;
}
+
+/**************************************************************************
+ * MIDIOut_Prepare [internal]
+ */
+static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
+{
+ TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
+
+ if (wDevID >= MIDIOut_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("%p %p %08x %lu/%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;
+}
+
+/**************************************************************************
+ * MIDIOut_Unprepare [internal]
+ */
+static DWORD MIDIOut_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
+{
+ TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
+
+ if (wDevID >= MIDIOut_NumDevs) {
+ WARN("bad device ID : %d\n", wDevID);
+ return MMSYSERR_BADDEVICEID;
+ }
+ if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0)
+ return MMSYSERR_INVALPARAM;
+ if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
+ return MIDIERR_STILLPLAYING;
+
+ lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
+
+ return MMSYSERR_NOERROR;
+}
+
static DWORD MIDIOut_GetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
{
TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
@@ -308,15 +360,16 @@ DWORD WINAPI CoreAudio_modMessage(UINT w
return MIDIOut_Close(wDevID);
case MODM_DATA:
case MODM_LONGDATA:
+ TRACE("Unsupported message (08%x)\n", wMsg);
+ return MMSYSERR_NOTSUPPORTED;
case MODM_PREPARE:
+ return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_UNPREPARE:
- TRACE("Unsupported message (08%x)\n", wMsg);
- return MMSYSERR_NOTSUPPORTED;
+ return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_GETDEVCAPS:
return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
case MODM_GETNUMDEVS:
return MIDIOut_GetNumDevs();
-
case MODM_GETVOLUME:
case MODM_SETVOLUME:
case MODM_RESET:
--
1.4.4
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