/* -*- tab-width: 8; c-basic-offset: 4 -*- */ /* * Sample MIDI Wine Driver for Linux * * Copyright 1994 Martin Ayotte */ /* * 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 splitted in midi.c and mcimidi.c */ #include #include #include #include #include #include #include #include "wine/winuser16.h" #include "ldt.h" #include "multimedia.h" #include "user.h" #include "driver.h" #include "xmalloc.h" #include "debug.h" #include "callback.h" #include "options.h" #include "heap.h" typedef struct { #ifndef HAVE_OSS int unixdev; #endif int state; DWORD bufsize; LPMIDIOPENDESC midiDesc; WORD wFlags; LPMIDIHDR lpQueueHdr; DWORD dwTotalPlayed; #ifdef HAVE_OSS unsigned char incoming[3]; unsigned char incPrev; char incLen; DWORD startTime; #endif } WINE_MIDIIN; typedef struct { #ifndef HAVE_OSS int unixdev; #endif int state; DWORD bufsize; LPMIDIOPENDESC midiDesc; WORD wFlags; LPMIDIHDR lpQueueHdr; DWORD dwTotalPlayed; #ifdef HAVE_OSS void* lpExtra; /* according to port type (MIDI, FM...), extra data when needed */ #endif } WINE_MIDIOUT; static WINE_MIDIIN MidiInDev [MAX_MIDIINDRV ]; static WINE_MIDIOUT MidiOutDev[MAX_MIDIOUTDRV]; /* this is the total number of MIDI out devices found */ int MODM_NUMDEVS = 0; /* this is the number of FM synthetizers (index from 0 to NUMFMSYNTHDEVS - 1) */ int MODM_NUMFMSYNTHDEVS = 0; /* this is the number of Midi ports (index from NUMFMSYNTHDEVS to NUMFMSYNTHDEVS + NUMMIDIDEVS - 1) */ int MODM_NUMMIDIDEVS = 0; /* this is the total number of MIDI out devices found */ int MIDM_NUMDEVS = 0; #ifdef HAVE_OSS static int midiSeqFD = -1; static int numOpenMidiSeq = 0; static UINT32 midiInTimerID = 0; static int numStartedMidiIn = 0; #endif /* HAVE_OSS */ /* this structure holds pointers with information for each MIDI * out device found. */ LPMIDIOUTCAPS16 midiOutDevices[MAX_MIDIOUTDRV]; /* this structure holds pointers with information for each MIDI * in device found. */ LPMIDIINCAPS16 midiInDevices [MAX_MIDIINDRV]; /* * FIXME : all tests on device ID for midXXX and modYYY are made against * MAX_MIDIxxDRV (when they are made) but should be done against the actual * number of midi devices found... * check also when HAVE_OSS is defined that midiDesc is not NULL */ /*======================================================================* * Low level MIDI implemantation * *======================================================================*/ #ifdef SNDCTL_MIDI_INFO /************************************************************************** * MIDI_NotifyClient [internal] */ static DWORD MIDI_NotifyClient(UINT16 wDevID, WORD wMsg, DWORD dwParam1, DWORD dwParam2) { DWORD dwCallBack; UINT16 uFlags; HANDLE16 hDev; DWORD dwInstance; TRACE(midi,"wDevID = %04X wMsg = %d dwParm1 = %04lX dwParam2 = %04lX\n", wDevID, wMsg, dwParam1, dwParam2); switch (wMsg) { case MOM_OPEN: case MOM_CLOSE: case MOM_DONE: if (wDevID > MAX_MIDIOUTDRV) return MCIERR_INTERNAL; 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_ERROR: if (wDevID > MAX_MIDIINDRV) return MCIERR_INTERNAL; dwCallBack = MidiInDev[wDevID].midiDesc->dwCallback; uFlags = MidiInDev[wDevID].wFlags; hDev = MidiInDev[wDevID].midiDesc->hMidi; dwInstance = MidiInDev[wDevID].midiDesc->dwInstance; break; default: WARN(midi, "Unsupported MSW-MIDI message %u\n", wMsg); return MCIERR_INTERNAL; } return DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2) ? 0 : MCIERR_INTERNAL; } #ifdef HAVE_OSS /************************************************************************** * midiOpenSeq [internal] */ static int midiOpenSeq(void) { if (numOpenMidiSeq == 0) { midiSeqFD = open(MIDI_SEQ, O_RDWR, 0); if (midiSeqFD == -1) { ERR(midi, "can't open '%s' ! (%d)\n", MIDI_SEQ, errno); return -1; } if (fcntl(midiSeqFD, F_SETFL, O_NONBLOCK) < 0) { WARN(midi, "can't set sequencer fd to non blocking (%d)\n", errno); close(midiSeqFD); midiSeqFD = -1; return -1; } ioctl(midiSeqFD, SNDCTL_SEQ_RESET); } numOpenMidiSeq++; return 0; } /************************************************************************** * midiCloseSeq [internal] */ static int midiCloseSeq(void) { if (--numOpenMidiSeq == 0) { close(midiSeqFD); midiSeqFD = -1; } return 0; } /* FIXME: this is a bad idea, it's even not static... */ SEQ_DEFINEBUF(1024); /* FIXME: this is not reentrant, not static - because of global variable * _seqbuf and al. */ /************************************************************************** * seqbuf_dump [internal] */ void seqbuf_dump(void) { if (_seqbufptr) { if (write(midiSeqFD, _seqbuf, _seqbufptr) == -1) { WARN(midi, "Can't write data to sequencer (%d/%d)!\n", midiSeqFD, errno); } /* FIXME: * in any case buffer is lost so that if many errors occur the buffer * will not overrun */ _seqbufptr = 0; } } #endif /* HAVE_OSS */ #ifdef HAVE_OSS static void midReceiveChar(WORD wDevID, unsigned char value, DWORD dwTime) { DWORD toSend = 0; TRACE(midi, "Adding %02xh to %d[%d]\n", value, wDevID, MidiInDev[wDevID].incLen); if (wDevID >= MAX_MIDIINDRV) { WARN(midi, "bad devID\n"); return; } if (MidiInDev[wDevID].state == 0) { TRACE(midi, "input not started, thrown away\n"); return; } if (MidiInDev[wDevID].state & 2) { /* system exclusive */ LPMIDIHDR ptr = MidiInDev[wDevID].lpQueueHdr; WORD sbfb = FALSE; if (ptr) { ((LPSTR)(ptr->reserved))[ptr->dwBytesRecorded++] = value; if (ptr->dwBytesRecorded == ptr->dwBufferLength) { sbfb = TRUE; } } if (value == 0xF7) { /* then end */ MidiInDev[wDevID].state &= ~2; sbfb = TRUE; } if (sbfb && ptr != NULL) { ptr = MidiInDev[wDevID].lpQueueHdr; ptr->dwFlags &= ~MHDR_INQUEUE; ptr->dwFlags |= MHDR_DONE; MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)ptr->lpNext; if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)ptr, dwTime) != MMSYSERR_NOERROR) { WARN(midi, "Couldn't notify client\n"); } } return; } #define IS_CMD(_x) (((_x) & 0x80) == 0x80) #define IS_SYS_CMD(_x) (((_x) & 0xF0) == 0xF0) if (!IS_CMD(value) && MidiInDev[wDevID].incLen == 0) { /* try to reuse old cmd */ if (IS_CMD(MidiInDev[wDevID].incPrev) && !IS_SYS_CMD(MidiInDev[wDevID].incPrev)) { MidiInDev[wDevID].incoming[0] = MidiInDev[wDevID].incPrev; MidiInDev[wDevID].incLen = 1; TRACE(midi, "Reusing old command %02xh\n", MidiInDev[wDevID].incPrev); } else { FIXME(midi, "error for midi-in, should generate MIM_ERROR notification:" " prev=%02Xh, incLen=%02Xh\n", MidiInDev[wDevID].incPrev, MidiInDev[wDevID].incLen); return; } } MidiInDev[wDevID].incoming[(int)(MidiInDev[wDevID].incLen++)] = value; if (MidiInDev[wDevID].incLen == 1 && !IS_SYS_CMD(MidiInDev[wDevID].incoming[0])) { /* store new cmd, just in case */ MidiInDev[wDevID].incPrev = MidiInDev[wDevID].incoming[0]; } #undef IS_CMD(_x) #undef IS_SYS_CMD(_x) switch (MidiInDev[wDevID].incoming[0] & 0xF0) { case MIDI_NOTEOFF: case MIDI_NOTEON: case MIDI_KEY_PRESSURE: case MIDI_CTL_CHANGE: case MIDI_PITCH_BEND: if (MidiInDev[wDevID].incLen == 3) { toSend = (MidiInDev[wDevID].incoming[2] << 16) | (MidiInDev[wDevID].incoming[1] << 8) | (MidiInDev[wDevID].incoming[0] << 0); } break; case MIDI_PGM_CHANGE: case MIDI_CHN_PRESSURE: if (MidiInDev[wDevID].incLen == 2) { toSend = (MidiInDev[wDevID].incoming[1] << 8) | (MidiInDev[wDevID].incoming[0] << 0); } break; case MIDI_SYSTEM_PREFIX: if (MidiInDev[wDevID].incoming[0] == 0xF0) { MidiInDev[wDevID].state |= 2; MidiInDev[wDevID].incLen = 0; } else { if (MidiInDev[wDevID].incLen == 1) { toSend = (MidiInDev[wDevID].incoming[0] << 0); } } break; default: WARN(midi, "This shouldn't happen (%02X)\n", MidiInDev[wDevID].incoming[0]); } if (toSend != 0) { TRACE(midi, "Sending event %08lx\n", toSend); MidiInDev[wDevID].incLen = 0; dwTime -= MidiInDev[wDevID].startTime; if (MIDI_NotifyClient(wDevID, MIM_DATA, toSend, dwTime) != MMSYSERR_NOERROR) { WARN(midi, "Couldn't notify client\n"); } } } static VOID WINAPI midTimeCallback(HWND32 hwnd, UINT32 msg, UINT32 id, DWORD dwTime) { unsigned char buffer[256]; int len, idx; TRACE(midi, "(%04X, %d, %d, %lu)\n", hwnd, msg, id, dwTime); len = read(midiSeqFD, buffer, sizeof(buffer)); if ((len % 4) != 0) { WARN(midi, "bad length %d (%d)\n", len, errno); return; } for (idx = 0; idx < len; ) { if (buffer[idx] & 0x80) { TRACE(midi, "reading<8> %02x %02x %02x %02x %02x %02x %02x %02x\n", buffer[idx + 0], buffer[idx + 1], buffer[idx + 2], buffer[idx + 3], buffer[idx + 4], buffer[idx + 5], buffer[idx + 6], buffer[idx + 7]); idx += 8; } else { switch (buffer[idx + 0]) { case SEQ_WAIT: case SEQ_ECHO: break; case SEQ_MIDIPUTC: midReceiveChar(buffer[idx + 2], buffer[idx + 1], dwTime); break; default: TRACE(midi, "Unsupported event %d\n", buffer[idx + 0]); break; } idx += 4; } } } #endif /* HAVE_OSS */ /************************************************************************** * midGetDevCaps [internal] */ static DWORD midGetDevCaps(WORD wDevID, LPMIDIINCAPS16 lpCaps, DWORD dwSize) { LPMIDIINCAPS16 tmplpCaps; TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize); if (wDevID >= MIDM_NUMDEVS) { return MMSYSERR_BADDEVICEID; } if (lpCaps == NULL) { return MMSYSERR_INVALPARAM; } tmplpCaps = midiInDevices[wDevID]; lpCaps->wMid = tmplpCaps->wMid; lpCaps->wPid = tmplpCaps->wPid; lpCaps->vDriverVersion = tmplpCaps->vDriverVersion; strcpy(lpCaps->szPname, tmplpCaps->szPname); if (dwSize == sizeof(MIDIINCAPS16)) { /* we should run win 95, so make use of dwSupport */ lpCaps->dwSupport = tmplpCaps->dwSupport; } else if (dwSize != sizeof(MIDIINCAPS16) - sizeof(DWORD)) { TRACE(midi, "bad size for lpCaps\n"); return MMSYSERR_INVALPARAM; } return MMSYSERR_NOERROR; } /************************************************************************** * midOpen [internal] */ static DWORD midOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags); if (lpDesc == NULL) { WARN(midi, "Invalid Parameter !\n"); return MMSYSERR_INVALPARAM; } /* FIXME : * how to check that content of lpDesc is correct ? */ if (wDevID >= MAX_MIDIINDRV) { WARN(midi,"wDevID too large (%u) !\n", wDevID); return MMSYSERR_BADDEVICEID; } if (MidiInDev[wDevID].midiDesc != 0) { WARN(midi, "device already open !\n"); return MMSYSERR_ALLOCATED; } if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) { FIXME(midi, "No support for MIDI_IO_STATUS in dwFlags\n"); return MMSYSERR_INVALFLAG; } #ifdef HAVE_OSS if (midiOpenSeq() < 0) { return MMSYSERR_ERROR; } if (numStartedMidiIn++ == 0) { midiInTimerID = SetTimer32(0, 0, 250, midTimeCallback); if (!midiInTimerID) { numStartedMidiIn = 0; WARN(midi, "Couldn't start timer for midi-in\n"); midiCloseSeq(); return MMSYSERR_ERROR; } TRACE(midi, "Starting timer (%u) for midi-in\n", midiInTimerID); } #else /* HAVE_OSS */ { int midi = open(MIDI_DEV, O_WRONLY, 0); MidiInDev[wDevID].unixdev = 0; if (midi == -1) { WARN(midi,"can't open '%s' (%d)!\n", MIDI_DEV, errno); return MMSYSERR_ALLOCATED; } MidiInDev[wDevID].unixdev = midi; } #endif /* HAVE_OSS */ MidiInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK); switch (MidiInDev[wDevID].wFlags) { case DCB_NULL: TRACE(midi,"CALLBACK_NULL !\n"); break; case DCB_WINDOW: TRACE(midi, "CALLBACK_WINDOW !\n"); break; case DCB_TASK: TRACE(midi, "CALLBACK_TASK !\n"); break; case DCB_FUNCTION: TRACE(midi, "CALLBACK_FUNCTION (%08lX)!\n", lpDesc->dwCallback); break; } MidiInDev[wDevID].lpQueueHdr = NULL; MidiInDev[wDevID].dwTotalPlayed = 0; MidiInDev[wDevID].bufsize = 0x3FFF; MidiInDev[wDevID].midiDesc = lpDesc; MidiInDev[wDevID].state = 0; #ifdef HAVE_OSS MidiInDev[wDevID].incLen = 0; MidiInDev[wDevID].startTime = 0; #endif /* HAVE_OSS */ if (MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) { WARN(midi,"can't notify client !\n"); return MMSYSERR_INVALPARAM; } return MMSYSERR_NOERROR; } /************************************************************************** * midClose [internal] */ static DWORD midClose(WORD wDevID) { int ret = MMSYSERR_NOERROR; TRACE(midi, "(%04X);\n", wDevID); if (wDevID >= MAX_MIDIINDRV) { WARN(midi,"wDevID too bif (%u) !\n", wDevID); return MMSYSERR_BADDEVICEID; } if (MidiInDev[wDevID].midiDesc == 0) { WARN(midi, "device not opened !\n"); return MMSYSERR_ERROR; } if (MidiInDev[wDevID].lpQueueHdr != 0) { return MIDIERR_STILLPLAYING; } #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"ooops !\n"); return MMSYSERR_ERROR; } if (--numStartedMidiIn == 0) { TRACE(midi, "Stopping timer for midi-in\n"); if (!KillTimer32(0, midiInTimerID)) { WARN(midi, "Couldn't stop timer for midi-in\n"); } midiInTimerID = 0; } midiCloseSeq(); #else /* HAVE_OSS */ if (MidiInDev[wDevID].unixdev == 0) { WARN(midi,"ooops !\n"); return MMSYSERR_ERROR; } close(MidiInDev[wDevID].unixdev); MidiInDev[wDevID].unixdev = 0; #endif /* HAVE_OSS */ MidiInDev[wDevID].bufsize = 0; if (MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) { WARN(midi,"can't notify client !\n"); ret = MMSYSERR_INVALPARAM; } MidiInDev[wDevID].midiDesc = 0; return ret; } /************************************************************************** * midAddBuffer [internal] */ static DWORD midAddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); if (lpMidiHdr == NULL) return MMSYSERR_INVALPARAM; if (sizeof(MIDIHDR) != dwSize) 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; if (MidiInDev[wDevID].lpQueueHdr == 0) { MidiInDev[wDevID].lpQueueHdr = lpMidiHdr; } else { LPMIDIHDR ptr; for (ptr = MidiInDev[wDevID].lpQueueHdr; ptr->lpNext != 0; ptr = (LPMIDIHDR)ptr->lpNext); ptr->lpNext = (struct midihdr_tag*)lpMidiHdr; } return MMSYSERR_NOERROR; } /************************************************************************** * midPrepare [internal] */ static DWORD midPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); if (dwSize != sizeof(MIDIHDR) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0 || lpMidiHdr->dwFlags != 0 || lpMidiHdr->dwBufferLength >= 0x10000ul) return MMSYSERR_INVALPARAM; lpMidiHdr->lpNext = 0; lpMidiHdr->dwFlags |= MHDR_PREPARED; lpMidiHdr->dwBytesRecorded = 0; return MMSYSERR_NOERROR; } /************************************************************************** * midUnprepare [internal] */ static DWORD midUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); if (dwSize != sizeof(MIDIHDR) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0 || lpMidiHdr->dwBufferLength >= 0x10000ul) return MMSYSERR_INVALPARAM; if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) return MIDIERR_UNPREPARED; 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(midi, "(%04X);\n", wDevID); while (MidiInDev[wDevID].lpQueueHdr) { MidiInDev[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE; MidiInDev[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE; if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)MidiInDev[wDevID].lpQueueHdr, dwTime) != MMSYSERR_NOERROR) { WARN(midi, "Couldn't notify client\n"); } MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)MidiInDev[wDevID].lpQueueHdr->lpNext; } return MMSYSERR_NOERROR; } /************************************************************************** * midStart [internal] */ static DWORD midStart(WORD wDevID) { TRACE(midi, "(%04X);\n", wDevID); /* FIXME : should test value of wDevID */ #ifdef HAVE_OSS MidiInDev[wDevID].state = 1; MidiInDev[wDevID].startTime = GetTickCount(); return MMSYSERR_NOERROR; #else return MMSYSERR_NOTENABLED; #endif /* HAVE_OSS */ } /************************************************************************** * midStop [internal] */ static DWORD midStop(WORD wDevID) { TRACE(midi, "(%04X);\n", wDevID); /* FIXME : should test value of wDevID */ #ifdef HAVE_OSS MidiInDev[wDevID].state = 0; return MMSYSERR_NOERROR; #else /* HAVE_OSS */ return MMSYSERR_NOTENABLED; #endif /* HAVE_OSS */ } /************************************************************************** * midMessage [sample driver] */ DWORD WINAPI midMessage(WORD wDevID, WORD wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2) { TRACE(midi, "(%04X, %04X, %08lX, %08lX, %08lX);\n", wDevID, wMsg, dwUser, dwParam1, dwParam2); switch (wMsg) { 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,(LPMIDIINCAPS16)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(midi, "Unsupported message\n"); } return MMSYSERR_NOTSUPPORTED; } /*-----------------------------------------------------------------------*/ #ifdef HAVE_OSS typedef struct sVoice { int note; /* 0 means not used */ int channel; unsigned cntMark : 30, status : 2; #define sVS_UNUSED 0 #define sVS_PLAYING 1 #define sVS_SUSTAINED 2 } sVoice; typedef struct sChannel { int program; int bender; int benderRange; /* controlers */ int bank; /* CTL_BANK_SELECT */ int volume; /* CTL_MAIN_VOLUME */ int balance; /* CTL_BALANCE */ int expression; /* CTL_EXPRESSION */ int sustain; /* CTL_SUSTAIN */ unsigned char nrgPmtMSB; /* Non register Parameters */ unsigned char nrgPmtLSB; unsigned char regPmtMSB; /* Non register Parameters */ unsigned char regPmtLSB; } sChannel; typedef struct sFMextra { unsigned counter; int drumSetMask; sChannel channel[16]; /* MIDI has only 16 channels */ sVoice voice[1]; /* dyn allocated according to sound card */ /* do not append fields below voice[1] since the size of this structure * depends on the number of available voices on the FM synth... */ } sFMextra; extern unsigned char midiFMInstrumentPatches[16 * 128]; extern unsigned char midiFMDrumsPatches [16 * 128]; /************************************************************************** * modFMLoad [internal] */ static int modFMLoad(int dev) { int i; struct sbi_instrument sbi; sbi.device = dev; sbi.key = FM_PATCH; memset(sbi.operators + 16, 0, 16); for (i = 0; i < 128; i++) { sbi.channel = i; memcpy(sbi.operators, midiFMInstrumentPatches + i * 16, 16); if (write(midiSeqFD, (char*)&sbi, sizeof(sbi)) == -1) { WARN(midi, "Couldn't write patch for instrument %d (%d)!\n", sbi.channel, errno); return -1; } } for (i = 0; i < 128; i++) { sbi.channel = 128 + i; memcpy(sbi.operators, midiFMDrumsPatches + i * 16, 16); if (write(midiSeqFD, (char*)&sbi, sizeof(sbi)) == -1) { WARN(midi, "Couldn't write patch for drum %d (%d)!\n", sbi.channel, errno); return -1; } } return 0; } /************************************************************************** * modFMReset [internal] */ static void modFMReset(WORD wDevID) { sFMextra* extra = (sFMextra*)MidiOutDev[wDevID].lpExtra; sVoice* voice = extra->voice; sChannel* channel = extra->channel; int i; for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status != sVS_UNUSED) { SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64); } SEQ_KEY_PRESSURE(wDevID, i, 127, 0); SEQ_CONTROL(wDevID, i, SEQ_VOLMODE, VOL_METHOD_LINEAR); voice[i].note = 0; voice[i].channel = -1; voice[i].cntMark = 0; voice[i].status = sVS_UNUSED; } for (i = 0; i < 16; i++) { channel[i].program = 0; channel[i].bender = 8192; channel[i].benderRange = 2; channel[i].bank = 0; channel[i].volume = 127; channel[i].balance = 64; channel[i].expression = 0; channel[i].sustain = 0; } extra->counter = 0; extra->drumSetMask = 1 << 9; /* channel 10 is normally drums, sometimes 16 also */ SEQ_DUMPBUF(); } #define IS_DRUM_CHANNEL(_xtra, _chn) ((_xtra)->drumSetMask & (1 << (_chn))) #endif /* HAVE_OSS */ /************************************************************************** * modGetDevCaps [internal] */ static DWORD modGetDevCaps(WORD wDevID, LPMIDIOUTCAPS16 lpCaps, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize); if (wDevID == (WORD) MIDI_MAPPER) { lpCaps->wMid = 0x00FF; /* Manufac ID */ lpCaps->wPid = 0x0001; /* Product ID */ lpCaps->vDriverVersion = 0x001; /* Product Version */ strcpy(lpCaps->szPname, "MIDI Mapper (not functional yet)"); /* FIXME Does it make any difference ? */ lpCaps->wTechnology = MOD_FMSYNTH; lpCaps->wVoices = 14; /* FIXME */ lpCaps->wNotes = 14; /* FIXME */ /* FIXME Does it make any difference ? */ lpCaps->dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME; } else { LPMIDIOUTCAPS16 tmplpCaps; if (wDevID >= MODM_NUMDEVS) { TRACE(midi, "MAX_MIDIOUTDRV reached !\n"); return MMSYSERR_BADDEVICEID; } /* FIXME There is a way to do it so easily, but I'm too * sleepy to think and I want to test */ tmplpCaps = midiOutDevices[wDevID]; lpCaps->wMid = tmplpCaps->wMid; lpCaps->wPid = tmplpCaps->wPid; lpCaps->vDriverVersion = tmplpCaps->vDriverVersion; strcpy(lpCaps->szPname, tmplpCaps->szPname); lpCaps->wTechnology = tmplpCaps->wTechnology; lpCaps->wVoices = tmplpCaps->wVoices; lpCaps->wNotes = tmplpCaps->wNotes; lpCaps->dwSupport = tmplpCaps->dwSupport; } return MMSYSERR_NOERROR; } /************************************************************************** * modOpen [internal] */ static DWORD modOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags); if (lpDesc == NULL) { WARN(midi, "Invalid Parameter !\n"); return MMSYSERR_INVALPARAM; } if (wDevID >= MAX_MIDIOUTDRV) { TRACE(midi,"MAX_MIDIOUTDRV reached !\n"); return MMSYSERR_BADDEVICEID; } if (MidiOutDev[wDevID].midiDesc != 0) { WARN(midi, "device already open !\n"); return MMSYSERR_ALLOCATED; } if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) { WARN(midi, "bad dwFlags\n"); return MMSYSERR_INVALFLAG; } if (midiOutDevices[wDevID] == NULL) { TRACE(midi, "un-allocated wDevID\n"); return MMSYSERR_BADDEVICEID; } #ifdef HAVE_OSS MidiOutDev[wDevID].lpExtra = 0; switch (midiOutDevices[wDevID]->wTechnology) { case MOD_FMSYNTH: { void* extra = xmalloc(sizeof(struct sFMextra) + sizeof(struct sVoice) * (midiOutDevices[wDevID]->wVoices - 1)); if (extra == 0) { WARN(midi, "can't alloc extra data !\n"); return MMSYSERR_NOMEM; } MidiOutDev[wDevID].lpExtra = extra; if (midiOpenSeq() < 0) { MidiOutDev[wDevID].lpExtra = 0; free(extra); return MMSYSERR_ERROR; } if (modFMLoad(wDevID) < 0) { midiCloseSeq(); MidiOutDev[wDevID].lpExtra = 0; free(extra); return MMSYSERR_ERROR; } modFMReset(wDevID); } break; case MOD_MIDIPORT: if (midiOpenSeq() < 0) { return MMSYSERR_ALLOCATED; } break; default: WARN(midi,"Technology not supported (yet) %d !\n", midiOutDevices[wDevID]->wTechnology); return MMSYSERR_NOTENABLED; } #else /* HAVE_OSS */ { int midi = open (MIDI_DEV, O_WRONLY, 0); MidiOutDev[wDevID].unixdev = 0; if (midi == -1) { WARN(midi, "can't open !\n"); return MMSYSERR_ALLOCATED; } MidiOutDev[wDevID].unixdev = midi; } #endif /* HAVE_OSS */ MidiOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK); switch (MidiOutDev[wDevID].wFlags) { case DCB_NULL: TRACE(midi,"CALLBACK_NULL !\n"); break; case DCB_WINDOW: TRACE(midi, "CALLBACK_WINDOW !\n"); break; case DCB_TASK: TRACE(midi, "CALLBACK_TASK !\n"); break; case DCB_FUNCTION: TRACE(midi, "CALLBACK_FUNCTION !\n"); break; } MidiOutDev[wDevID].lpQueueHdr = NULL; MidiOutDev[wDevID].dwTotalPlayed = 0; MidiOutDev[wDevID].bufsize = 0x3FFF; MidiOutDev[wDevID].midiDesc = lpDesc; if (MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) { WARN(midi,"can't notify client !\n"); return MMSYSERR_INVALPARAM; } TRACE(midi, "Succesful !\n"); return MMSYSERR_NOERROR; } /************************************************************************** * modClose [internal] */ static DWORD modClose(WORD wDevID) { int ret = MMSYSERR_NOERROR; TRACE(midi, "(%04X);\n", wDevID); if (MidiOutDev[wDevID].midiDesc == 0) { WARN(midi, "device not opened !\n"); return MMSYSERR_ERROR; } /* FIXME: should test that no pending buffer is still in the queue for * playing */ #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"can't close !\n"); return MMSYSERR_ERROR; } switch (midiOutDevices[wDevID]->wTechnology) { case MOD_FMSYNTH: case MOD_MIDIPORT: midiCloseSeq(); break; default: WARN(midi,"Technology not supported (yet) %d !\n", midiOutDevices[wDevID]->wTechnology); return MMSYSERR_NOTENABLED; } if (MidiOutDev[wDevID].lpExtra != 0) { free(MidiOutDev[wDevID].lpExtra); MidiOutDev[wDevID].lpExtra = 0; } #else if (MidiOutDev[wDevID].unixdev == 0) { WARN(midi,"can't close !\n"); return MMSYSERR_NOTENABLED; } close(MidiOutDev[wDevID].unixdev); MidiOutDev[wDevID].unixdev = 0; #endif /* HAVE_OSS */ MidiOutDev[wDevID].bufsize = 0; if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) { WARN(midi,"can't notify client !\n"); ret = MMSYSERR_INVALPARAM; } MidiOutDev[wDevID].midiDesc = 0; return ret; } /************************************************************************** * modData [internal] */ static DWORD modData(WORD wDevID, DWORD dwParam) { WORD evt = LOBYTE(LOWORD(dwParam)); WORD d1 = HIBYTE(LOWORD(dwParam)); WORD d2 = LOBYTE(HIWORD(dwParam)); TRACE(midi, "(%04X, %08lX);\n", wDevID, dwParam); #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"can't play !\n"); return MIDIERR_NODEVICE; } switch (midiOutDevices[wDevID]->wTechnology) { case MOD_FMSYNTH: /* FIXME: * - chorus depth controller is not used */ { sFMextra* extra = (sFMextra*)MidiOutDev[wDevID].lpExtra; sVoice* voice = extra->voice; sChannel* channel = extra->channel; int chn = (evt & 0x0F); int i, nv; switch (evt & 0xF0) { case MIDI_NOTEOFF: for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { /* don't stop sustained notes */ if (voice[i].status == sVS_PLAYING && voice[i].channel == chn && voice[i].note == d1) { voice[i].status = sVS_UNUSED; SEQ_STOP_NOTE(wDevID, i, d1, d2); } } break; case MIDI_NOTEON: if (d2 == 0) { /* note off if velocity == 0 */ for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { /* don't stop sustained notes */ if (voice[i].status == sVS_PLAYING && voice[i].channel == chn && voice[i].note == d1) { voice[i].status = sVS_UNUSED; SEQ_STOP_NOTE(wDevID, i, d1, 64); } } break; } /* finding out in this order : * - an empty voice * - if replaying the same note on the same channel * - the older voice (LRU) */ for (i = nv = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status == sVS_UNUSED || (voice[i].note == d1 && voice[i].channel == chn)) { nv = i; break; } if (voice[i].cntMark < voice[0].cntMark) { nv = i; } } TRACE(midi, "playing on voice=%d, pgm=%d, pan=0x%02X, vol=0x%02X, " "bender=0x%02X, note=0x%02X, vel=0x%02X\n", nv, channel[chn].program, channel[chn].balance, channel[chn].volume, channel[chn].bender, d1, d2); SEQ_SET_PATCH(wDevID, nv, IS_DRUM_CHANNEL(extra, chn) ? (128 + d1) : channel[chn].program); SEQ_BENDER_RANGE(wDevID, nv, channel[chn].benderRange * 100); SEQ_BENDER(wDevID, nv, channel[chn].bender); SEQ_CONTROL(wDevID, nv, CTL_PAN, channel[chn].balance); SEQ_CONTROL(wDevID, nv, CTL_EXPRESSION, channel[chn].expression); #if 0 /* FIXME: does not really seem to work on my SB card and * screws everything up... so lay it down */ SEQ_CONTROL(wDevID, nv, CTL_MAIN_VOLUME, channel[chn].volume); #endif SEQ_START_NOTE(wDevID, nv, d1, d2); voice[nv].status = channel[chn].sustain ? sVS_SUSTAINED : sVS_PLAYING; voice[nv].note = d1; voice[nv].channel = chn; voice[nv].cntMark = extra->counter++; break; case MIDI_KEY_PRESSURE: for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status != sVS_UNUSED && voice[i].channel == chn && voice[i].note == d1) { SEQ_KEY_PRESSURE(wDevID, i, d1, d2); } } break; case MIDI_CTL_CHANGE: switch (d1) { case CTL_BANK_SELECT: channel[chn].bank = d2; break; case CTL_MAIN_VOLUME: channel[chn].volume = d2; break; case CTL_PAN: channel[chn].balance = d2; break; case CTL_EXPRESSION: channel[chn].expression = d2; break; case CTL_SUSTAIN: channel[chn].sustain = d2; if (d2) { for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status == sVS_PLAYING && voice[i].channel == chn) { voice[i].status = sVS_SUSTAINED; } } } else { for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status == sVS_SUSTAINED && voice[i].channel == chn) { voice[i].status = sVS_UNUSED; SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64); } } } break; case CTL_NONREG_PARM_NUM_LSB: channel[chn].nrgPmtLSB = d2; break; case CTL_NONREG_PARM_NUM_MSB: channel[chn].nrgPmtMSB = d2; break; case CTL_REGIST_PARM_NUM_LSB: channel[chn].regPmtLSB = d2; break; case CTL_REGIST_PARM_NUM_MSB: channel[chn].regPmtMSB = d2; break; case CTL_DATA_ENTRY: switch ((channel[chn].regPmtMSB << 8) | channel[chn].regPmtLSB) { case 0x0000: if (channel[chn].benderRange != d2) { channel[chn].benderRange = d2; for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].channel == chn) { SEQ_BENDER_RANGE(wDevID, i, channel[chn].benderRange); } } } break; case 0x7F7F: channel[chn].benderRange = 2; for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].channel == chn) { SEQ_BENDER_RANGE(wDevID, i, channel[chn].benderRange); } } break; default: TRACE(midi, "Data entry: regPmt=0x%02x%02x, nrgPmt=0x%02x%02x with %x\n", channel[chn].regPmtMSB, channel[chn].regPmtLSB, channel[chn].nrgPmtMSB, channel[chn].nrgPmtLSB, d2); break; } break; case 0x78: /* all sounds off */ /* FIXME: I don't know if I have to take care of the channel * for this control ? */ for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status != sVS_UNUSED && voice[i].channel == chn) { voice[i].status = sVS_UNUSED; SEQ_STOP_NOTE(wDevID, i, voice[i].note, 0); } } break; case 0x7B: /* all notes off */ /* FIXME: I don't know if I have to take care of the channel * for this control ? */ for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status == sVS_PLAYING && voice[i].channel == chn) { voice[i].status = sVS_UNUSED; SEQ_STOP_NOTE(wDevID, i, voice[i].note, 0); } } break; default: TRACE(midi, "Dropping MIDI control event 0x%02x(%02x) on channel %d\n", d1, d2, chn); break; } break; case MIDI_PGM_CHANGE: channel[chn].program = d1; break; case MIDI_CHN_PRESSURE: for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].status != sVS_UNUSED && voice[i].channel == chn) { SEQ_KEY_PRESSURE(wDevID, i, voice[i].note, d1); } } break; case MIDI_PITCH_BEND: channel[chn].bender = (d2 << 7) + d1; for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) { if (voice[i].channel == chn) { SEQ_BENDER(wDevID, i, channel[chn].bender); } } break; case MIDI_SYSTEM_PREFIX: switch (evt & 0x0F) { case 0x0F: /* Reset */ modFMReset(wDevID); break; default: WARN(midi, "Unsupported (yet) system event %02x\n", evt & 0x0F); } break; default: WARN(midi, "Internal error, shouldn't happen (event=%08x)\n", evt & 0xF0); return MMSYSERR_NOTENABLED; } } break; case MOD_MIDIPORT: { int dev = wDevID - MODM_NUMFMSYNTHDEVS; if (dev < 0) { WARN(midi, "Internal error on devID (%u) !\n", wDevID); return MIDIERR_NODEVICE; } switch (evt & 0xF0) { case MIDI_NOTEOFF: case MIDI_NOTEON: case MIDI_KEY_PRESSURE: case MIDI_CTL_CHANGE: case MIDI_PITCH_BEND: SEQ_MIDIOUT(dev, evt); SEQ_MIDIOUT(dev, d1); SEQ_MIDIOUT(dev, d2); break; case MIDI_PGM_CHANGE: case MIDI_CHN_PRESSURE: SEQ_MIDIOUT(dev, evt); SEQ_MIDIOUT(dev, d1); break; case MIDI_SYSTEM_PREFIX: switch (evt & 0x0F) { case 0x00: /* System Exclusive, don't do it on modData, * should require modLongData*/ case 0x01: /* Undefined */ case 0x04: /* Undefined. */ case 0x05: /* Undefined. */ case 0x07: /* End of Exclusive. */ case 0x09: /* Undefined. */ case 0x0D: /* Undefined. */ break; case 0x06: /* Tune Request */ case 0x08: /* Timing Clock. */ case 0x0A: /* Start. */ case 0x0B: /* Continue */ case 0x0C: /* Stop */ case 0x0E: /* Active Sensing. */ SEQ_MIDIOUT(dev, evt); break; case 0x0F: /* Reset */ /* SEQ_MIDIOUT(dev, evt); this other way may be better */ SEQ_MIDIOUT(dev, MIDI_SYSTEM_PREFIX); SEQ_MIDIOUT(dev, 0x7e); SEQ_MIDIOUT(dev, 0x7f); SEQ_MIDIOUT(dev, 0x09); SEQ_MIDIOUT(dev, 0x01); SEQ_MIDIOUT(dev, 0xf7); break; case 0x03: /* Song Select. */ SEQ_MIDIOUT(dev, evt); SEQ_MIDIOUT(dev, d1); case 0x02: /* Song Position Pointer. */ SEQ_MIDIOUT(dev, evt); SEQ_MIDIOUT(dev, d1); SEQ_MIDIOUT(dev, d2); } break; } } break; default: WARN(midi, "Technology not supported (yet) %d !\n", midiOutDevices[wDevID]->wTechnology); return MMSYSERR_NOTENABLED; } SEQ_DUMPBUF(); #else if (MidiOutDev[wDevID].unixdev == 0) { WARN(midi,"can't play !\n"); return MIDIERR_NODEVICE; } { WORD event = LOWORD(dwParam); if (write (MidiOutDev[wDevID].unixdev, &event, sizeof(event)) != sizeof(WORD)) { WARN(midi, "error writting unixdev !\n"); } } #endif /* HAVE_OSS */ return MMSYSERR_NOERROR; } /************************************************************************** * modLongData [internal] */ static DWORD modLongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { int count; TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"can't play !\n"); return MIDIERR_NODEVICE; } #else /* HAVE_OSS */ if (MidiOutDev[wDevID].unixdev == 0) { WARN(midi,"can't play !\n"); return MIDIERR_NODEVICE; } #endif /* HAVE_OSS */ if (lpMidiHdr->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; TRACE(midi, "dwBytesRecorded %lu !\n", lpMidiHdr->dwBytesRecorded); TRACE(midi, " %02X %02X %02X %02X\n", ((LPBYTE)(lpMidiHdr->reserved))[0], ((LPBYTE)(lpMidiHdr->reserved))[1], ((LPBYTE)(lpMidiHdr->reserved))[2], ((LPBYTE)(lpMidiHdr->reserved))[3]); #ifdef HAVE_OSS switch (midiOutDevices[wDevID]->wTechnology) { case MOD_FMSYNTH: /* FIXME: I don't think there is much to do here */ break; case MOD_MIDIPORT: if (((LPBYTE)lpMidiHdr->reserved)[0] != 0xF0) { /* Send end of System Exclusive */ SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, 0xF0); TRACE(midi, "Adding missing 0xF0 marker at the begining of " "system exclusive byte stream\n"); } for (count = 0; count < lpMidiHdr->dwBytesRecorded; count++) { SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, ((LPBYTE)lpMidiHdr->reserved)[count]); } if (((LPBYTE)lpMidiHdr->reserved)[count - 1] != 0xF7) { /* Send end of System Exclusive */ SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, 0xF7); TRACE(midi, "Adding missing 0xF7 marker at the end of " "system exclusive byte stream\n"); } SEQ_DUMPBUF(); break; default: WARN(midi, "Technology not supported (yet) %d !\n", midiOutDevices[wDevID]->wTechnology); return MMSYSERR_NOTENABLED; } #else /* HAVE_OSS */ { LPWORD ptr = (LPWORD)lpMidiHdr->reserved; int en; for (count = 0; count < lpMidiHdr->dwBytesRecorded; count++) { if (write(MidiOutDev[wDevID].unixdev, ptr, sizeof(WORD)) != sizeof(WORD)) break; ptr++; } en = errno; TRACE(midi, "after write count = %d\n",count); if (count != lpMidiHdr->dwBytesRecorded) { WARN(midi, "error writting unixdev #%d ! (%d != %ld)\n", MidiOutDev[wDevID].unixdev, count, lpMidiHdr->dwBytesRecorded); TRACE(midi, "\terrno = %d error = %s\n",en,strerror(en)); return MMSYSERR_NOTENABLED; } } #endif /* HAVE_OSS */ lpMidiHdr->dwFlags &= ~MHDR_INQUEUE; lpMidiHdr->dwFlags |= MHDR_DONE; if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) { WARN(midi,"can't notify client !\n"); return MMSYSERR_INVALPARAM; } return MMSYSERR_NOERROR; } /************************************************************************** * modPrepare [internal] */ static DWORD modPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"can't prepare !\n"); return MMSYSERR_NOTENABLED; } #else /* HAVE_OSS */ if (MidiOutDev[wDevID].unixdev == 0) { WARN(midi,"can't prepare !\n"); return MMSYSERR_NOTENABLED; } #endif /* HAVE_OSS */ if (dwSize != sizeof(MIDIHDR) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0 || lpMidiHdr->dwFlags != 0 || lpMidiHdr->dwBufferLength >= 0x10000ul) return MMSYSERR_INVALPARAM; lpMidiHdr->lpNext = 0; lpMidiHdr->dwFlags |= MHDR_PREPARED; lpMidiHdr->dwFlags &= ~MHDR_DONE; return MMSYSERR_NOERROR; } /************************************************************************** * modUnprepare [internal] */ static DWORD modUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize) { TRACE(midi, "(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize); #ifdef HAVE_OSS if (midiSeqFD == -1) { WARN(midi,"can't unprepare !\n"); return MMSYSERR_NOTENABLED; } #else /* HAVE_OSS */ if (MidiOutDev[wDevID].unixdev == 0) { WARN(midi,"can't unprepare !\n"); return MMSYSERR_NOTENABLED; } #endif /* HAVE_OSS */ if (dwSize != sizeof(MIDIHDR) || lpMidiHdr == 0) return MMSYSERR_INVALPARAM; if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING; lpMidiHdr->dwFlags &= ~MHDR_PREPARED; return MMSYSERR_NOERROR; } /************************************************************************** * modReset [internal] */ static DWORD modReset(WORD wDevID) { TRACE(midi, "(%04X);\n", wDevID); /* FIXME: this function should : * turn off every note, remove sustain on all channels * remove any pending buffers */ return MMSYSERR_NOTENABLED; } #endif /*======================================================================* * MIDI entry points * *======================================================================*/ /************************************************************************** * modMessage [sample driver] */ DWORD WINAPI modMessage(WORD wDevID, WORD wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2) { TRACE(midi, "(%04X, %04X, %08lX, %08lX, %08lX);\n", wDevID, wMsg, dwUser, dwParam1, dwParam2); switch (wMsg) { #ifdef SNDCTL_MIDI_INFO 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,(LPMIDIOUTCAPS16)dwParam1,dwParam2); case MODM_GETNUMDEVS: return MODM_NUMDEVS; case MODM_GETVOLUME: return 0; case MODM_SETVOLUME: return 0; case MODM_RESET: return modReset(wDevID); #endif default: TRACE(midi, "Unsupported message\n"); } return MMSYSERR_NOTSUPPORTED; } /************************************************************************** * MIDI_DriverProc32 [sample driver] */ LONG MIDI_DriverProc32(DWORD dwDevID, HDRVR16 hDriv, DWORD wMsg, DWORD dwParam1, DWORD dwParam2) { switch (wMsg) { case DRV_LOAD: return 1; case DRV_FREE: return 1; case DRV_OPEN: return 1; case DRV_CLOSE: return 1; case DRV_ENABLE: return 1; case DRV_DISABLE: return 1; case DRV_QUERYCONFIGURE: return 1; case DRV_CONFIGURE: MessageBox32A(0, "Sample Midi Linux Driver !", "MMLinux Driver", MB_OK); return 1; case DRV_INSTALL: return DRVCNF_RESTART; case DRV_REMOVE: return DRVCNF_RESTART; default: TRACE(midi, "Sending msg=%lu to default driver proc\n", wMsg); return DefDriverProc16(dwDevID, hDriv, wMsg, dwParam1, dwParam2); } } /************************************************************************** * MIDI_DriverProc16 [sample driver] */ LONG MIDI_DriverProc16(DWORD dwDevID, HDRVR16 hDriv, WORD wMsg, DWORD dwParam1, DWORD dwParam2) { switch (wMsg) { case DRV_LOAD: return 1; case DRV_FREE: return 1; case DRV_OPEN: return 1; case DRV_CLOSE: return 1; case DRV_ENABLE: return 1; case DRV_DISABLE: return 1; case DRV_QUERYCONFIGURE: return 1; case DRV_CONFIGURE: MessageBox32A(0, "Sample Midi Linux Driver !", "MMLinux Driver", MB_OK); return 1; case DRV_INSTALL: return DRVCNF_RESTART; case DRV_REMOVE: return DRVCNF_RESTART; default: TRACE(midi, "Sending msg=%u to default driver proc\n", wMsg); return DefDriverProc32(dwDevID, hDriv, wMsg, dwParam1, dwParam2); } } /*-----------------------------------------------------------------------*/