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Sweden-Number/dlls/winealsa.drv/midi.c

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* Sample MIDI Wine Driver for ALSA (basically Linux)
*
* Copyright 1994 Martin Ayotte
* Copyright 1998 Luiz Otavio L. Zorzella (init procedures)
* Copyright 1998/1999 Eric POUECH :
* 98/7 changes for making this MIDI driver work on OSS
* current support is limited to MIDI ports of OSS systems
* 98/9 rewriting MCI code for MIDI
* 98/11 split in midi.c and mcimidi.c
* Copyright 2003 Christian Costa :
* ALSA port
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* TODO: Finish midi record
*
*/
#include "config.h"
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <fcntl.h>
#include <errno.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "mmddk.h"
#include "mmreg.h"
#include "dsound.h"
#include "wine/debug.h"
#include <alsa/asoundlib.h>
WINE_DEFAULT_DEBUG_CHANNEL(midi);
#ifndef SND_SEQ_PORT_TYPE_PORT
#define SND_SEQ_PORT_TYPE_PORT (1<<19) /* Appears in version 1.0.12rc1 */
#endif
typedef struct {
int state; /* -1 disabled, 0 is no recording started, 1 in recording, bit 2 set if in sys exclusive recording */
DWORD bufsize;
MIDIOPENDESC midiDesc;
WORD wFlags;
LPMIDIHDR lpQueueHdr;
DWORD dwTotalPlayed;
unsigned char incoming[3];
unsigned char incPrev;
char incLen;
DWORD startTime;
MIDIINCAPSW caps;
snd_seq_addr_t addr;
} WINE_MIDIIN;
typedef struct {
BOOL bEnabled;
DWORD bufsize;
MIDIOPENDESC midiDesc;
WORD wFlags;
LPMIDIHDR lpQueueHdr;
DWORD dwTotalPlayed;
void* lpExtra; /* according to port type (MIDI, FM...), extra data when needed */
MIDIOUTCAPSW caps;
snd_seq_addr_t addr;
} WINE_MIDIOUT;
static WINE_MIDIIN MidiInDev [MAX_MIDIINDRV ];
static WINE_MIDIOUT MidiOutDev[MAX_MIDIOUTDRV];
/* this is the total number of MIDI out devices found (synth and port) */
static int MODM_NumDevs = 0;
/* this is the total number of MIDI out devices found */
static int MIDM_NumDevs = 0;
static snd_seq_t* midiSeq = NULL;
static int numOpenMidiSeq = 0;
static int numStartedMidiIn = 0;
static int port_in;
static int port_out;
static CRITICAL_SECTION crit_sect; /* protects all MidiIn buffer queues */
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &crit_sect,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": crit_sect") }
};
static CRITICAL_SECTION crit_sect = { &critsect_debug, -1, 0, 0, 0, 0 };
static int end_thread;
static HANDLE hThread;
/*======================================================================*
* Low level MIDI implementation *
*======================================================================*/
#if 0 /* Debug Purpose */
static void error_handler(const char* file, int line, const char* function, int err, const char* fmt, ...)
{
va_list arg;
if (err == ENOENT)
return;
va_start(arg, fmt);
fprintf(stderr, "ALSA lib %s:%i:(%s) ", file, line, function);
vfprintf(stderr, fmt, arg);
if (err)
fprintf(stderr, ": %s", snd_strerror(err));
putc('\n', stderr);
va_end(arg);
}
#endif
/**************************************************************************
* MIDI_unixToWindowsDeviceType [internal]
*
* return the Windows equivalent to a Unix Device Type
*
*/
static int MIDI_AlsaToWindowsDeviceType(unsigned int type)
{
/* MOD_MIDIPORT output port
* MOD_SYNTH generic internal synth
* MOD_SQSYNTH square wave internal synth
* MOD_FMSYNTH FM internal synth
* MOD_MAPPER MIDI mapper
* MOD_WAVETABLE hardware wavetable internal synth
* MOD_SWSYNTH software internal synth
*/
/* FIXME Is this really the correct equivalence from ALSA to
Windows Sound type? */
if (type & SND_SEQ_PORT_TYPE_SYNTH)
return MOD_FMSYNTH;
if (type & (SND_SEQ_PORT_TYPE_DIRECT_SAMPLE|SND_SEQ_PORT_TYPE_SAMPLE))
return MOD_SYNTH;
if (type & (SND_SEQ_PORT_TYPE_MIDI_GENERIC|SND_SEQ_PORT_TYPE_APPLICATION))
return MOD_MIDIPORT;
ERR("Cannot determine the type (alsa type is %x) of this midi device. Assuming FM Synth\n", type);
return MOD_FMSYNTH;
}
/**************************************************************************
* MIDI_NotifyClient [internal]
*/
static void MIDI_NotifyClient(UINT wDevID, WORD wMsg,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
DWORD_PTR dwCallBack;
UINT uFlags;
HANDLE hDev;
DWORD_PTR dwInstance;
TRACE("wDevID = %04X wMsg = %d dwParm1 = %04lX dwParam2 = %04lX\n",
wDevID, wMsg, dwParam1, dwParam2);
switch (wMsg) {
case MOM_OPEN:
case MOM_CLOSE:
case MOM_DONE:
case MOM_POSITIONCB:
if (wDevID > MODM_NumDevs) return;
dwCallBack = MidiOutDev[wDevID].midiDesc.dwCallback;
uFlags = MidiOutDev[wDevID].wFlags;
hDev = MidiOutDev[wDevID].midiDesc.hMidi;
dwInstance = MidiOutDev[wDevID].midiDesc.dwInstance;
break;
case MIM_OPEN:
case MIM_CLOSE:
case MIM_DATA:
case MIM_LONGDATA:
case MIM_ERROR:
case MIM_LONGERROR:
case MIM_MOREDATA:
if (wDevID > MIDM_NumDevs) return;
dwCallBack = MidiInDev[wDevID].midiDesc.dwCallback;
uFlags = MidiInDev[wDevID].wFlags;
hDev = MidiInDev[wDevID].midiDesc.hMidi;
dwInstance = MidiInDev[wDevID].midiDesc.dwInstance;
break;
default:
ERR("Unsupported MSW-MIDI message %u\n", wMsg);
return;
}
DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2);
}
static BOOL midi_warn = TRUE;
/**************************************************************************
* midiOpenSeq [internal]
*/
static int midiOpenSeq(BOOL create_client)
{
if (numOpenMidiSeq == 0) {
if (snd_seq_open(&midiSeq, "default", SND_SEQ_OPEN_DUPLEX, 0) < 0)
{
if (midi_warn)
{
WARN("Error opening ALSA sequencer.\n");
}
midi_warn = FALSE;
return -1;
}
if (create_client) {
/* Setting the client name is the only init to do */
snd_seq_set_client_name(midiSeq, "WINE midi driver");
#if 0 /* FIXME: Is it possible to use a port for READ & WRITE ops */
port_in = port_out = snd_seq_create_simple_port(midiSeq, "WINE ALSA Input/Output", SND_SEQ_PORT_CAP_READ|SND_SEQ_PORT_CAP_WRITE,
SND_SEQ_PORT_TYPE_APPLICATION);
if (port_out < 0)
TRACE("Unable to create output port\n");
else
TRACE("Outport port %d created successfully\n", port_out);
#else
port_out = snd_seq_create_simple_port(midiSeq, "WINE ALSA Output", SND_SEQ_PORT_CAP_READ,
SND_SEQ_PORT_TYPE_APPLICATION);
if (port_out < 0)
TRACE("Unable to create output port\n");
else
TRACE("Outport port %d created successfully\n", port_out);
port_in = snd_seq_create_simple_port(midiSeq, "WINE ALSA Input", SND_SEQ_PORT_CAP_WRITE,
SND_SEQ_PORT_TYPE_APPLICATION);
if (port_in < 0)
TRACE("Unable to create input port\n");
else
TRACE("Input port %d created successfully\n", port_in);
#endif
}
}
numOpenMidiSeq++;
return 0;
}
/**************************************************************************
* midiCloseSeq [internal]
*/
static int midiCloseSeq(void)
{
if (--numOpenMidiSeq == 0) {
snd_seq_delete_simple_port(midiSeq, port_out);
snd_seq_delete_simple_port(midiSeq, port_in);
snd_seq_close(midiSeq);
midiSeq = NULL;
}
return 0;
}
static DWORD WINAPI midRecThread(LPVOID arg)
{
int npfd;
struct pollfd *pfd;
TRACE("Thread startup\n");
while(!end_thread) {
TRACE("Thread loop\n");
npfd = snd_seq_poll_descriptors_count(midiSeq, POLLIN);
pfd = HeapAlloc(GetProcessHeap(), 0, npfd * sizeof(struct pollfd));
snd_seq_poll_descriptors(midiSeq, pfd, npfd, POLLIN);
/* Check if an event is present */
if (poll(pfd, npfd, 250) <= 0) {
HeapFree(GetProcessHeap(), 0, pfd);
continue;
}
/* Note: This definitely does not work.
* while(snd_seq_event_input_pending(midiSeq, 0) > 0) {
snd_seq_event_t* ev;
snd_seq_event_input(midiSeq, &ev);
....................
snd_seq_free_event(ev);
}*/
do {
WORD wDevID;
snd_seq_event_t* ev;
snd_seq_event_input(midiSeq, &ev);
/* Find the target device */
for (wDevID = 0; wDevID < MIDM_NumDevs; wDevID++)
if ( (ev->source.client == MidiInDev[wDevID].addr.client) && (ev->source.port == MidiInDev[wDevID].addr.port) )
break;
if ((wDevID == MIDM_NumDevs) || (MidiInDev[wDevID].state != 1))
FIXME("Unexpected event received, type = %x from %d:%d\n", ev->type, ev->source.client, ev->source.port);
else {
DWORD dwTime, toSend = 0;
int value = 0;
/* FIXME: Should use ev->time instead for better accuracy */
dwTime = GetTickCount() - MidiInDev[wDevID].startTime;
TRACE("Event received, type = %x, device = %d\n", ev->type, wDevID);
switch(ev->type)
{
case SND_SEQ_EVENT_NOTEOFF:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_OFF | ev->data.control.channel;
break;
case SND_SEQ_EVENT_NOTEON:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_ON | ev->data.control.channel;
break;
case SND_SEQ_EVENT_KEYPRESS:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_PRESSURE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_CONTROLLER:
toSend = (ev->data.control.value << 16) | (ev->data.control.param << 8) | MIDI_CMD_CONTROL | ev->data.control.channel;
break;
case SND_SEQ_EVENT_PITCHBEND:
value = ev->data.control.value + 0x2000;
toSend = (((value >> 7) & 0x7f) << 16) | ((value & 0x7f) << 8) | MIDI_CMD_BENDER | ev->data.control.channel;
break;
case SND_SEQ_EVENT_PGMCHANGE:
toSend = ((ev->data.control.value & 0x7f) << 8) | MIDI_CMD_PGM_CHANGE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_CHANPRESS:
toSend = ((ev->data.control.value & 0x7f) << 8) | MIDI_CMD_CHANNEL_PRESSURE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_CLOCK:
toSend = 0xF8;
break;
case SND_SEQ_EVENT_START:
toSend = 0xFA;
break;
case SND_SEQ_EVENT_CONTINUE:
toSend = 0xFB;
break;
case SND_SEQ_EVENT_STOP:
toSend = 0xFC;
break;
case SND_SEQ_EVENT_SONGPOS:
toSend = (((ev->data.control.value >> 7) & 0x7f) << 16) | ((ev->data.control.value & 0x7f) << 8) | MIDI_CMD_COMMON_SONG_POS;
break;
case SND_SEQ_EVENT_SONGSEL:
toSend = ((ev->data.control.value & 0x7f) << 8) | MIDI_CMD_COMMON_SONG_SELECT;
break;
case SND_SEQ_EVENT_RESET:
toSend = 0xFF;
break;
case SND_SEQ_EVENT_QFRAME:
toSend = ((ev->data.control.value & 0x7f) << 8) | MIDI_CMD_COMMON_MTC_QUARTER;
break;
case SND_SEQ_EVENT_SYSEX:
{
int pos = 0;
int len = ev->data.ext.len;
LPBYTE ptr = ev->data.ext.ptr;
LPMIDIHDR lpMidiHdr;
EnterCriticalSection(&crit_sect);
while (len) {
if ((lpMidiHdr = MidiInDev[wDevID].lpQueueHdr) != NULL) {
int copylen = min(len, lpMidiHdr->dwBufferLength - lpMidiHdr->dwBytesRecorded);
memcpy(lpMidiHdr->lpData + lpMidiHdr->dwBytesRecorded, ptr + pos, copylen);
lpMidiHdr->dwBytesRecorded += copylen;
len -= copylen;
pos += copylen;
/* We check if we reach the end of buffer or the end of sysex before notifying
* to handle the case where ALSA split the sysex into several events */
if ((lpMidiHdr->dwBytesRecorded == lpMidiHdr->dwBufferLength) ||
(*(BYTE*)(lpMidiHdr->lpData + lpMidiHdr->dwBytesRecorded - 1) == 0xF7)) {
MidiInDev[wDevID].lpQueueHdr = lpMidiHdr->lpNext;
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD_PTR)lpMidiHdr, dwTime);
}
} else {
FIXME("Sysex data received but no buffer to store it!\n");
break;
}
}
LeaveCriticalSection(&crit_sect);
}
break;
case SND_SEQ_EVENT_SENSING:
/* Noting to do */
break;
default:
FIXME("Unhandled event received, type = %x\n", ev->type);
break;
}
if (toSend != 0) {
TRACE("Received event %08x from %d:%d\n", toSend, ev->source.client, ev->source.port);
MIDI_NotifyClient(wDevID, MIM_DATA, toSend, dwTime);
}
}
snd_seq_free_event(ev);
} while(snd_seq_event_input_pending(midiSeq, 0) > 0);
HeapFree(GetProcessHeap(), 0, pfd);
}
return 0;
}
/**************************************************************************
* midGetDevCaps [internal]
*/
static DWORD midGetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
{
TRACE("(%04X, %p, %08X);\n", wDevID, lpCaps, dwSize);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
memcpy(lpCaps, &MidiInDev[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midOpen [internal]
*/
static DWORD midOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
TRACE("(%04X, %p, %08X);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
/* FIXME :
* how to check that content of lpDesc is correct ?
*/
if (wDevID >= MIDM_NumDevs) {
WARN("wDevID too large (%u) !\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (MidiInDev[wDevID].state == -1) {
WARN("device disabled\n");
return MIDIERR_NODEVICE;
}
if (MidiInDev[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if ((dwFlags & MIDI_IO_STATUS) != 0) {
WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
dwFlags &= ~MIDI_IO_STATUS;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
FIXME("Bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
if (midiOpenSeq(TRUE) < 0) {
return MMSYSERR_ERROR;
}
MidiInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
MidiInDev[wDevID].lpQueueHdr = NULL;
MidiInDev[wDevID].dwTotalPlayed = 0;
MidiInDev[wDevID].bufsize = 0x3FFF;
MidiInDev[wDevID].midiDesc = *lpDesc;
MidiInDev[wDevID].state = 0;
MidiInDev[wDevID].incLen = 0;
MidiInDev[wDevID].startTime = 0;
/* Connect our app port to the device port */
if (snd_seq_connect_from(midiSeq, port_in, MidiInDev[wDevID].addr.client, MidiInDev[wDevID].addr.port) < 0)
return MMSYSERR_NOTENABLED;
TRACE("Input port :%d connected %d:%d\n",port_in,MidiInDev[wDevID].addr.client,MidiInDev[wDevID].addr.port);
if (numStartedMidiIn++ == 0) {
end_thread = 0;
hThread = CreateThread(NULL, 0, midRecThread, NULL, 0, NULL);
if (!hThread) {
numStartedMidiIn = 0;
WARN("Couldn't create thread for midi-in\n");
midiCloseSeq();
return MMSYSERR_ERROR;
}
SetThreadPriority(hThread, THREAD_PRIORITY_TIME_CRITICAL);
TRACE("Created thread for midi-in\n");
}
MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midClose [internal]
*/
static DWORD midClose(WORD wDevID)
{
int ret = MMSYSERR_NOERROR;
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) {
WARN("wDevID too big (%u) !\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (MidiInDev[wDevID].midiDesc.hMidi == 0) {
WARN("device not opened !\n");
return MMSYSERR_ERROR;
}
if (MidiInDev[wDevID].lpQueueHdr != 0) {
return MIDIERR_STILLPLAYING;
}
if (midiSeq == NULL) {
WARN("ooops !\n");
return MMSYSERR_ERROR;
}
if (--numStartedMidiIn == 0) {
TRACE("Stopping thread for midi-in\n");
end_thread = 1;
if (WaitForSingleObject(hThread, 5000) != WAIT_OBJECT_0) {
WARN("Thread end not signaled, force termination\n");
TerminateThread(hThread, 0);
}
TRACE("Stopped thread for midi-in\n");
}
snd_seq_disconnect_from(midiSeq, port_in, MidiInDev[wDevID].addr.client, MidiInDev[wDevID].addr.port);
midiCloseSeq();
MidiInDev[wDevID].bufsize = 0;
MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L);
MidiInDev[wDevID].midiDesc.hMidi = 0;
return ret;
}
/**************************************************************************
* midAddBuffer [internal]
*/
static DWORD midAddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("(%04X, %p, %d);\n", wDevID, lpMidiHdr, dwSize);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (MidiInDev[wDevID].state == -1) return MIDIERR_NODEVICE;
if (lpMidiHdr == NULL) return MMSYSERR_INVALPARAM;
if (dwSize < offsetof(MIDIHDR,dwOffset)) return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwBufferLength == 0) return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) return MIDIERR_UNPREPARED;
EnterCriticalSection(&crit_sect);
lpMidiHdr->dwFlags &= ~WHDR_DONE;
lpMidiHdr->dwFlags |= MHDR_INQUEUE;
lpMidiHdr->dwBytesRecorded = 0;
lpMidiHdr->lpNext = 0;
if (MidiInDev[wDevID].lpQueueHdr == 0) {
MidiInDev[wDevID].lpQueueHdr = lpMidiHdr;
} else {
LPMIDIHDR ptr;
for (ptr = MidiInDev[wDevID].lpQueueHdr; ptr->lpNext != 0;
ptr = ptr->lpNext);
ptr->lpNext = lpMidiHdr;
}
LeaveCriticalSection(&crit_sect);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midPrepare [internal]
*/
static DWORD midPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("(%04X, %p, %d);\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwFlags & MHDR_PREPARED)
return MMSYSERR_NOERROR;
lpMidiHdr->lpNext = 0;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~(MHDR_DONE|MHDR_INQUEUE); /* flags cleared since w2k */
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midUnprepare [internal]
*/
static DWORD midUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("(%04X, %p, %d);\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
return MMSYSERR_NOERROR;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midReset [internal]
*/
static DWORD midReset(WORD wDevID)
{
DWORD dwTime = GetTickCount();
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (MidiInDev[wDevID].state == -1) return MIDIERR_NODEVICE;
EnterCriticalSection(&crit_sect);
while (MidiInDev[wDevID].lpQueueHdr) {
LPMIDIHDR 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);
}
LeaveCriticalSection(&crit_sect);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midStart [internal]
*/
static DWORD midStart(WORD wDevID)
{
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (MidiInDev[wDevID].state == -1) return MIDIERR_NODEVICE;
MidiInDev[wDevID].state = 1;
MidiInDev[wDevID].startTime = GetTickCount();
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midStop [internal]
*/
static DWORD midStop(WORD wDevID)
{
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (MidiInDev[wDevID].state == -1) return MIDIERR_NODEVICE;
MidiInDev[wDevID].state = 0;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modGetDevCaps [internal]
*/
static DWORD modGetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
{
TRACE("(%04X, %p, %08X);\n", wDevID, lpCaps, dwSize);
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
memcpy(lpCaps, &MidiOutDev[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modOpen [internal]
*/
static DWORD modOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
TRACE("(%04X, %p, %08X);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MODM_NumDevs) {
TRACE("MAX_MIDIOUTDRV reached !\n");
return MMSYSERR_BADDEVICEID;
}
if (MidiOutDev[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if (!MidiOutDev[wDevID].bEnabled) {
WARN("device disabled !\n");
return MIDIERR_NODEVICE;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
WARN("bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
MidiOutDev[wDevID].lpExtra = 0;
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
case MOD_MIDIPORT:
case MOD_SYNTH:
if (midiOpenSeq(TRUE) < 0) {
return MMSYSERR_ALLOCATED;
}
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
MidiOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
MidiOutDev[wDevID].lpQueueHdr = NULL;
MidiOutDev[wDevID].dwTotalPlayed = 0;
MidiOutDev[wDevID].bufsize = 0x3FFF;
MidiOutDev[wDevID].midiDesc = *lpDesc;
/* Connect our app port to the device port */
if (snd_seq_connect_to(midiSeq, port_out, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port) < 0)
return MMSYSERR_NOTENABLED;
TRACE("Output port :%d connected %d:%d\n",port_out,MidiOutDev[wDevID].addr.client,MidiOutDev[wDevID].addr.port);
MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modClose [internal]
*/
static DWORD modClose(WORD wDevID)
{
int ret = MMSYSERR_NOERROR;
TRACE("(%04X);\n", wDevID);
if (MidiOutDev[wDevID].midiDesc.hMidi == 0) {
WARN("device not opened !\n");
return MMSYSERR_ERROR;
}
/* FIXME: should test that no pending buffer is still in the queue for
* playing */
if (midiSeq == NULL) {
WARN("can't close !\n");
return MMSYSERR_ERROR;
}
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
case MOD_MIDIPORT:
case MOD_SYNTH:
snd_seq_disconnect_to(midiSeq, port_out, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
midiCloseSeq();
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
HeapFree(GetProcessHeap(), 0, MidiOutDev[wDevID].lpExtra);
MidiOutDev[wDevID].lpExtra = 0;
MidiOutDev[wDevID].bufsize = 0;
MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L);
MidiOutDev[wDevID].midiDesc.hMidi = 0;
return ret;
}
/**************************************************************************
* modData [internal]
*/
static DWORD modData(WORD wDevID, DWORD dwParam)
{
BYTE evt = LOBYTE(LOWORD(dwParam));
BYTE d1 = HIBYTE(LOWORD(dwParam));
BYTE d2 = LOBYTE(HIWORD(dwParam));
TRACE("(%04X, %08X);\n", wDevID, dwParam);
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
if (!MidiOutDev[wDevID].bEnabled) return MIDIERR_NODEVICE;
if (midiSeq == NULL) {
WARN("can't play !\n");
return MIDIERR_NODEVICE;
}
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_SYNTH:
case MOD_MIDIPORT:
{
int handled = 1; /* Assume event is handled */
snd_seq_event_t event;
snd_seq_ev_clear(&event);
snd_seq_ev_set_direct(&event);
snd_seq_ev_set_source(&event, port_out);
snd_seq_ev_set_dest(&event, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
switch (evt & 0xF0) {
case MIDI_CMD_NOTE_OFF:
snd_seq_ev_set_noteoff(&event, evt&0x0F, d1, d2);
break;
case MIDI_CMD_NOTE_ON:
snd_seq_ev_set_noteon(&event, evt&0x0F, d1, d2);
break;
case MIDI_CMD_NOTE_PRESSURE:
snd_seq_ev_set_keypress(&event, evt&0x0F, d1, d2);
break;
case MIDI_CMD_CONTROL:
snd_seq_ev_set_controller(&event, evt&0x0F, d1, d2);
break;
case MIDI_CMD_BENDER:
snd_seq_ev_set_pitchbend(&event, evt&0x0F, ((WORD)d2 << 7 | (WORD)d1) - 0x2000);
break;
case MIDI_CMD_PGM_CHANGE:
snd_seq_ev_set_pgmchange(&event, evt&0x0F, d1);
break;
case MIDI_CMD_CHANNEL_PRESSURE:
snd_seq_ev_set_chanpress(&event, evt&0x0F, d1);
break;
case MIDI_CMD_COMMON_SYSEX:
switch (evt & 0x0F) {
case 0x00: /* System Exclusive, don't do it on modData,
* should require modLongData*/
case 0x04: /* Undefined. */
case 0x05: /* Undefined. */
case 0x07: /* End of Exclusive. */
case 0x09: /* Undefined. */
case 0x0D: /* Undefined. */
handled = 0;
break;
case 0x06: /* Tune Request */
case 0x08: /* Timing Clock. */
case 0x0A: /* Start. */
case 0x0B: /* Continue */
case 0x0C: /* Stop */
case 0x0E: /* Active Sensing. */
/* FIXME: Is this function suitable for these purposes
(and also Song Select and Song Position Pointer) */
snd_seq_ev_set_sysex(&event, 1, &evt);
break;
case 0x0F: /* Reset */
/* snd_seq_ev_set_sysex(&event, 1, &evt);
this other way may be better */
{
BYTE reset_sysex_seq[] = {MIDI_CMD_COMMON_SYSEX, 0x7e, 0x7f, 0x09, 0x01, 0xf7};
snd_seq_ev_set_sysex(&event, sizeof(reset_sysex_seq), reset_sysex_seq);
}
break;
case 0x01: /* MTC Quarter frame */
case 0x03: /* Song Select. */
{
BYTE buf[2];
buf[0] = evt;
buf[1] = d1;
snd_seq_ev_set_sysex(&event, sizeof(buf), buf);
}
break;
case 0x02: /* Song Position Pointer. */
{
BYTE buf[3];
buf[0] = evt;
buf[1] = d1;
buf[2] = d2;
snd_seq_ev_set_sysex(&event, sizeof(buf), buf);
}
break;
}
break;
}
if (handled)
snd_seq_event_output_direct(midiSeq, &event);
}
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modLongData [internal]
*/
static DWORD modLongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
int len_add = 0;
BYTE *lpData, *lpNewData = NULL;
snd_seq_event_t event;
TRACE("(%04X, %p, %08X);\n", wDevID, lpMidiHdr, dwSize);
/* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
* but it seems to be used only for midi input.
* Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
*/
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
if (!MidiOutDev[wDevID].bEnabled) return MIDIERR_NODEVICE;
if (midiSeq == NULL) {
WARN("can't play !\n");
return MIDIERR_NODEVICE;
}
lpData = (BYTE*)lpMidiHdr->lpData;
if (lpData == NULL)
return MIDIERR_UNPREPARED;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
return MIDIERR_UNPREPARED;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_DONE;
lpMidiHdr->dwFlags |= MHDR_INQUEUE;
/* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
* data, or can it also contain raw MIDI data, to be split up and sent to
* modShortData() ?
* If the latest is true, then the following WARNing will fire up
*/
if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
WARN("Alleged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
lpNewData = HeapAlloc(GetProcessHeap(), 0, lpMidiHdr->dwBufferLength + 2);
}
TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
TRACE(" %02X %02X %02X ... %02X %02X %02X\n",
lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
/* FIXME: I don't think there is much to do here */
HeapFree(GetProcessHeap(), 0, lpNewData);
break;
case MOD_MIDIPORT:
if (lpData[0] != 0xF0) {
/* Send start of System Exclusive */
len_add = 1;
lpNewData[0] = 0xF0;
memcpy(lpNewData + 1, lpData, lpMidiHdr->dwBufferLength);
WARN("Adding missing 0xF0 marker at the beginning of system exclusive byte stream\n");
}
if (lpData[lpMidiHdr->dwBufferLength-1] != 0xF7) {
/* Send end of System Exclusive */
if (!len_add)
memcpy(lpNewData, lpData, lpMidiHdr->dwBufferLength);
lpNewData[lpMidiHdr->dwBufferLength + len_add] = 0xF7;
len_add++;
WARN("Adding missing 0xF7 marker at the end of system exclusive byte stream\n");
}
snd_seq_ev_clear(&event);
snd_seq_ev_set_direct(&event);
snd_seq_ev_set_source(&event, port_out);
snd_seq_ev_set_dest(&event, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
TRACE("destination %d:%d\n", MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
snd_seq_ev_set_sysex(&event, lpMidiHdr->dwBufferLength + len_add, lpNewData ? lpNewData : lpData);
snd_seq_event_output_direct(midiSeq, &event);
HeapFree(GetProcessHeap(), 0, lpNewData);
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
HeapFree(GetProcessHeap(), 0, lpNewData);
return MMSYSERR_NOTENABLED;
}
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD_PTR)lpMidiHdr, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modPrepare [internal]
*/
static DWORD modPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("(%04X, %p, %d);\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwFlags & MHDR_PREPARED)
return MMSYSERR_NOERROR;
lpMidiHdr->lpNext = 0;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~(MHDR_DONE|MHDR_INQUEUE); /* flags cleared since w2k */
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modUnprepare [internal]
*/
static DWORD modUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("(%04X, %p, %d);\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
return MMSYSERR_NOERROR;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modGetVolume [internal]
*/
static DWORD modGetVolume(WORD wDevID, DWORD* lpdwVolume)
{
if (!lpdwVolume) return MMSYSERR_INVALPARAM;
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
*lpdwVolume = 0xFFFFFFFF;
return (MidiOutDev[wDevID].caps.dwSupport & MIDICAPS_VOLUME) ? 0 : MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* modReset [internal]
*/
static DWORD modReset(WORD wDevID)
{
unsigned chn;
TRACE("(%04X);\n", wDevID);
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
if (!MidiOutDev[wDevID].bEnabled) return MIDIERR_NODEVICE;
/* stop all notes */
/* FIXME: check if 0x78B0 is channel dependent or not. I coded it so that
* it's channel dependent...
*/
for (chn = 0; chn < 16; chn++) {
/* turn off every note */
modData(wDevID, 0x7800 | MIDI_CMD_CONTROL | chn);
/* remove sustain on all channels */
modData(wDevID, (MIDI_CTL_SUSTAIN << 8) | MIDI_CMD_CONTROL | chn);
}
/* FIXME: the LongData buffers must also be returned to the app */
return MMSYSERR_NOERROR;
}
/**************************************************************************
* ALSA_AddMidiPort [internal]
*
* Helper for ALSA_MidiInit
*/
static void ALSA_AddMidiPort(snd_seq_client_info_t* cinfo, snd_seq_port_info_t* pinfo, unsigned int cap, unsigned int type)
{
char midiPortName[MAXPNAMELEN];
if (cap & SND_SEQ_PORT_CAP_WRITE) {
TRACE("OUT (%d:%s:%s:%d:%s:%x)\n",snd_seq_client_info_get_client(cinfo),
snd_seq_client_info_get_name(cinfo),
snd_seq_client_info_get_type(cinfo) == SND_SEQ_USER_CLIENT ? "user" : "kernel",
snd_seq_port_info_get_port(pinfo),
snd_seq_port_info_get_name(pinfo),
type);
if (MODM_NumDevs >= MAX_MIDIOUTDRV)
return;
if (!type)
return;
MidiOutDev[MODM_NumDevs].addr = *snd_seq_port_info_get_addr(pinfo);
/* Manufac ID. We do not have access to this with soundcard.h
* Does not seem to be a problem, because in mmsystem.h only
* Microsoft's ID is listed.
*/
MidiOutDev[MODM_NumDevs].caps.wMid = 0x00FF;
MidiOutDev[MODM_NumDevs].caps.wPid = 0x0001; /* FIXME Product ID */
/* Product Version. We simply say "1" */
MidiOutDev[MODM_NumDevs].caps.vDriverVersion = 0x001;
/* The following are mandatory for MOD_MIDIPORT */
MidiOutDev[MODM_NumDevs].caps.wChannelMask = 0xFFFF;
MidiOutDev[MODM_NumDevs].caps.wVoices = 0;
MidiOutDev[MODM_NumDevs].caps.wNotes = 0;
MidiOutDev[MODM_NumDevs].caps.dwSupport = 0;
/* Try to use both client and port names, if this is too long take the port name only.
In the second case the port name should be explicit enough due to its big size.
*/
if ( (strlen(snd_seq_client_info_get_name(cinfo)) + strlen(snd_seq_port_info_get_name(pinfo)) + 3) < MAXPNAMELEN ) {
sprintf(midiPortName, "%s - %s", snd_seq_client_info_get_name(cinfo), snd_seq_port_info_get_name(pinfo));
} else {
lstrcpynA(midiPortName, snd_seq_port_info_get_name(pinfo), MAXPNAMELEN);
}
MultiByteToWideChar(CP_UNIXCP, 0, midiPortName, -1,
MidiOutDev[MODM_NumDevs].caps.szPname,
sizeof(MidiOutDev[MODM_NumDevs].caps.szPname) / sizeof(WCHAR));
MidiOutDev[MODM_NumDevs].caps.wTechnology = MIDI_AlsaToWindowsDeviceType(type);
if (MOD_MIDIPORT != MidiOutDev[MODM_NumDevs].caps.wTechnology) {
/* FIXME Do we have this information?
* Assuming the soundcards can handle
* MIDICAPS_VOLUME and MIDICAPS_LRVOLUME but
* not MIDICAPS_CACHE.
*/
MidiOutDev[MODM_NumDevs].caps.dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME;
MidiOutDev[MODM_NumDevs].caps.wVoices = 16;
/* FIXME Is it possible to know the maximum
* number of simultaneous notes of a soundcard ?
* I believe we don't have this information, but
* it's probably equal or more than wVoices
*/
MidiOutDev[MODM_NumDevs].caps.wNotes = 16;
}
MidiOutDev[MODM_NumDevs].bEnabled = TRUE;
TRACE("MidiOut[%d]\tname='%s' techn=%d voices=%d notes=%d chnMsk=%04x support=%d\n"
"\tALSA info: midi dev-type=%x, capa=0\n",
MODM_NumDevs, wine_dbgstr_w(MidiOutDev[MODM_NumDevs].caps.szPname),
MidiOutDev[MODM_NumDevs].caps.wTechnology,
MidiOutDev[MODM_NumDevs].caps.wVoices, MidiOutDev[MODM_NumDevs].caps.wNotes,
MidiOutDev[MODM_NumDevs].caps.wChannelMask, MidiOutDev[MODM_NumDevs].caps.dwSupport,
type);
MODM_NumDevs++;
}
if (cap & SND_SEQ_PORT_CAP_READ) {
TRACE("IN (%d:%s:%s:%d:%s:%x)\n",snd_seq_client_info_get_client(cinfo),
snd_seq_client_info_get_name(cinfo),
snd_seq_client_info_get_type(cinfo) == SND_SEQ_USER_CLIENT ? "user" : "kernel",
snd_seq_port_info_get_port(pinfo),
snd_seq_port_info_get_name(pinfo),
type);
if (MIDM_NumDevs >= MAX_MIDIINDRV)
return;
if (!type)
return;
MidiInDev[MIDM_NumDevs].addr = *snd_seq_port_info_get_addr(pinfo);
/* Manufac ID. We do not have access to this with soundcard.h
* Does not seem to be a problem, because in mmsystem.h only
* Microsoft's ID is listed.
*/
MidiInDev[MIDM_NumDevs].caps.wMid = 0x00FF;
MidiInDev[MIDM_NumDevs].caps.wPid = 0x0001; /* FIXME Product ID */
/* Product Version. We simply say "1" */
MidiInDev[MIDM_NumDevs].caps.vDriverVersion = 0x001;
MidiInDev[MIDM_NumDevs].caps.dwSupport = 0; /* mandatory with MIDIINCAPS */
/* Try to use both client and port names, if this is too long take the port name only.
In the second case the port name should be explicit enough due to its big size.
*/
if ( (strlen(snd_seq_client_info_get_name(cinfo)) + strlen(snd_seq_port_info_get_name(pinfo)) + 3) < MAXPNAMELEN ) {
sprintf(midiPortName, "%s - %s", snd_seq_client_info_get_name(cinfo), snd_seq_port_info_get_name(pinfo));
} else {
lstrcpynA(midiPortName, snd_seq_port_info_get_name(pinfo), MAXPNAMELEN);
}
MultiByteToWideChar(CP_UNIXCP, 0, midiPortName, -1,
MidiInDev[MIDM_NumDevs].caps.szPname,
sizeof(MidiInDev[MIDM_NumDevs].caps.szPname) / sizeof(WCHAR));
MidiInDev[MIDM_NumDevs].state = 0;
TRACE("MidiIn [%d]\tname='%s' support=%d\n"
"\tALSA info: midi dev-type=%x, capa=0\n",
MIDM_NumDevs, wine_dbgstr_w(MidiInDev[MIDM_NumDevs].caps.szPname),
MidiInDev[MIDM_NumDevs].caps.dwSupport,
type);
MIDM_NumDevs++;
}
}
/*======================================================================*
* MIDI entry points *
*======================================================================*/
/**************************************************************************
* ALSA_MidiInit [internal]
*
* Initializes the MIDI devices information variables
*/
static BOOL ALSA_MidiInit(void)
{
static BOOL bInitDone = FALSE;
snd_seq_client_info_t *cinfo;
snd_seq_port_info_t *pinfo;
if (bInitDone)
return TRUE;
TRACE("Initializing the MIDI variables.\n");
bInitDone = TRUE;
/* try to open device */
if (midiOpenSeq(FALSE) == -1) {
return TRUE;
}
#if 0 /* Debug purpose */
snd_lib_error_set_handler(error_handler);
#endif
cinfo = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, snd_seq_client_info_sizeof() );
pinfo = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, snd_seq_port_info_sizeof() );
/* First, search for all internal midi devices */
snd_seq_client_info_set_client(cinfo, -1);
while(snd_seq_query_next_client(midiSeq, cinfo) >= 0) {
snd_seq_port_info_set_client(pinfo, snd_seq_client_info_get_client(cinfo));
snd_seq_port_info_set_port(pinfo, -1);
while (snd_seq_query_next_port(midiSeq, pinfo) >= 0) {
unsigned int cap = snd_seq_port_info_get_capability(pinfo);
unsigned int type = snd_seq_port_info_get_type(pinfo);
if (!(type & SND_SEQ_PORT_TYPE_PORT))
ALSA_AddMidiPort(cinfo, pinfo, cap, type);
}
}
/* Second, search for all external ports */
snd_seq_client_info_set_client(cinfo, -1);
while(snd_seq_query_next_client(midiSeq, cinfo) >= 0) {
snd_seq_port_info_set_client(pinfo, snd_seq_client_info_get_client(cinfo));
snd_seq_port_info_set_port(pinfo, -1);
while (snd_seq_query_next_port(midiSeq, pinfo) >= 0) {
unsigned int cap = snd_seq_port_info_get_capability(pinfo);
unsigned int type = snd_seq_port_info_get_type(pinfo);
if (type & SND_SEQ_PORT_TYPE_PORT)
ALSA_AddMidiPort(cinfo, pinfo, cap, type);
}
}
/* close file and exit */
midiCloseSeq();
HeapFree( GetProcessHeap(), 0, cinfo );
HeapFree( GetProcessHeap(), 0, pinfo );
TRACE("End\n");
return TRUE;
}
/**************************************************************************
* midMessage (WINEALSA.@)
*/
DWORD WINAPI ALSA_midMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
ALSA_MidiInit();
return 0;
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
case MIDM_OPEN:
return midOpen(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
case MIDM_CLOSE:
return midClose(wDevID);
case MIDM_ADDBUFFER:
return midAddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_PREPARE:
return midPrepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_UNPREPARE:
return midUnprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_GETDEVCAPS:
return midGetDevCaps(wDevID, (LPMIDIINCAPSW)dwParam1,dwParam2);
case MIDM_GETNUMDEVS:
return MIDM_NumDevs;
case MIDM_RESET:
return midReset(wDevID);
case MIDM_START:
return midStart(wDevID);
case MIDM_STOP:
return midStop(wDevID);
default:
TRACE("Unsupported message\n");
}
return MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* modMessage (WINEALSA.@)
*/
DWORD WINAPI ALSA_modMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
ALSA_MidiInit();
return 0;
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
case MODM_OPEN:
return modOpen(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
case MODM_CLOSE:
return modClose(wDevID);
case MODM_DATA:
return modData(wDevID, dwParam1);
case MODM_LONGDATA:
return modLongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_PREPARE:
return modPrepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_UNPREPARE:
return modUnprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_GETDEVCAPS:
return modGetDevCaps(wDevID, (LPMIDIOUTCAPSW)dwParam1, dwParam2);
case MODM_GETNUMDEVS:
return MODM_NumDevs;
case MODM_GETVOLUME:
return modGetVolume(wDevID, (DWORD*)dwParam1);
case MODM_SETVOLUME:
return 0;
case MODM_RESET:
return modReset(wDevID);
default:
TRACE("Unsupported message\n");
}
return MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* DriverProc (WINEALSA.@)
*/
LRESULT CALLBACK ALSA_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
LPARAM dwParam1, LPARAM dwParam2)
{
/* EPP TRACE("(%08lX, %04X, %08lX, %08lX, %08lX)\n", */
/* EPP dwDevID, hDriv, wMsg, dwParam1, dwParam2); */
switch(wMsg) {
case DRV_LOAD:
case DRV_FREE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_ENABLE:
case DRV_DISABLE:
case DRV_QUERYCONFIGURE:
case DRV_CONFIGURE:
return 1;
case DRV_INSTALL:
case DRV_REMOVE:
return DRV_SUCCESS;
default:
return 0;
}
}
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