/* -*- tab-width: 8; c-basic-offset: 4 -*- */ /* * Sample MIXER Wine Driver for Linux * * Copyright 1997 Marcus Meissner * 1999 Eric Pouech */ #include #include #include #include #include #include "windef.h" #include "user.h" #include "driver.h" #include "mmddk.h" #include "oss.h" #include "debugtools.h" DEFAULT_DEBUG_CHANNEL(mmaux) #ifdef HAVE_OSS #define MIXER_DEV "/dev/mixer" #define WINE_MIXER_MANUF_ID 0xAA #define WINE_MIXER_PRODUCT_ID 0x55 #define WINE_MIXER_VERSION 0x0100 #define WINE_MIXER_NAME "WINE OSS Mixer" #define WINE_CHN_MASK(_x) (1L << (_x)) #define WINE_CHN_SUPPORTS(_c, _x) ((_c) & WINE_CHN_MASK(_x)) #define WINE_MIXER_MASK (WINE_CHN_MASK(SOUND_MIXER_VOLUME) | \ WINE_CHN_MASK(SOUND_MIXER_BASS) | \ WINE_CHN_MASK(SOUND_MIXER_TREBLE) | \ WINE_CHN_MASK(SOUND_MIXER_SYNTH) | \ WINE_CHN_MASK(SOUND_MIXER_PCM) | \ WINE_CHN_MASK(SOUND_MIXER_LINE) | \ WINE_CHN_MASK(SOUND_MIXER_MIC) | \ WINE_CHN_MASK(SOUND_MIXER_CD)) /************************************************************************** * MIX_GetVal [internal] */ static BOOL MIX_GetVal(int chn, int* val) { int mixer; BOOL ret = FALSE; if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) { /* FIXME: ENXIO => no mixer installed */ WARN("mixer device not available !\n"); } else { if (ioctl(mixer, MIXER_READ(chn), val) >= 0) { TRACE("Reading %x on %d\n", *val, chn); ret = TRUE; } close(mixer); } return ret; } /************************************************************************** * MIX_SetVal [internal] */ static BOOL MIX_SetVal(int chn, int* val) { int mixer; BOOL ret = FALSE; TRACE("Writing %x on %d\n", *val, chn); if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) { /* FIXME: ENXIO => no mixer installed */ WARN("mixer device not available !\n"); } else { if (ioctl(mixer, MIXER_WRITE(chn), val) >= 0) { ret = TRUE; } close(mixer); } return ret; } /************************************************************************** * MIX_GetDevCaps [internal] */ static DWORD MIX_GetDevCaps(WORD wDevID, LPMIXERCAPSA lpCaps, DWORD dwSize) { int mixer, mask; TRACE("(%04X, %p, %lu);\n", wDevID, lpCaps, dwSize); if (wDevID != 0) return MMSYSERR_BADDEVICEID; if (lpCaps == NULL) return MMSYSERR_INVALPARAM; if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) { /* FIXME: ENXIO => no mixer installed */ WARN("mixer device not available !\n"); return MMSYSERR_NOTENABLED; } lpCaps->wMid = WINE_MIXER_MANUF_ID; lpCaps->wPid = WINE_MIXER_PRODUCT_ID; lpCaps->vDriverVersion = WINE_MIXER_VERSION; strcpy(lpCaps->szPname, WINE_MIXER_NAME); if (ioctl(mixer, SOUND_MIXER_READ_DEVMASK, &mask) == -1) { close(mixer); perror("ioctl mixer SOUND_MIXER_DEVMASK"); return MMSYSERR_NOTENABLED; } /* FIXME: can the Linux Mixer differ between multiple mixer targets ? */ lpCaps->cDestinations = 1; lpCaps->fdwSupport = 0; /* No bits defined yet */ close(mixer); return MMSYSERR_NOERROR; } static char *sdlabels[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_LABELS; static char *sdnames[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_NAMES; /************************************************************************** * MIX_GetLineInfoFromIndex [internal] */ static void MIX_GetLineInfoFromIndex(LPMIXERLINEA lpMl, int devmask, DWORD idx) { strcpy(lpMl->szShortName, sdlabels[idx]); strcpy(lpMl->szName, sdnames[idx]); lpMl->dwLineID = idx; lpMl->dwDestination = 0; /* index for speakers */ lpMl->cConnections = 1; lpMl->cControls = 1; switch (idx) { case SOUND_MIXER_SYNTH: lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case SOUND_MIXER_CD: lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case SOUND_MIXER_LINE: lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_LINE; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case SOUND_MIXER_MIC: lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case SOUND_MIXER_PCM: lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; default: ERR("Index %ld not handled.\n", idx); break; } } /************************************************************************** * MIX_GetLineInfo [internal] */ static DWORD MIX_GetLineInfo(WORD wDevID, LPMIXERLINEA lpMl, DWORD fdwInfo) { int mixer, i, j; int devmask, stereomask; BOOL isDst = FALSE; DWORD ret = MMSYSERR_NOERROR; TRACE("(%04X, %p, %lu);\n", wDevID, lpMl, fdwInfo); if (lpMl == NULL || lpMl->cbStruct != sizeof(*lpMl)) return MMSYSERR_INVALPARAM; if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) return MMSYSERR_NOTENABLED; if (ioctl(mixer, SOUND_MIXER_READ_DEVMASK, &devmask) == -1) { close(mixer); perror("ioctl mixer SOUND_MIXER_DEVMASK"); return MMSYSERR_NOTENABLED; } devmask &= WINE_MIXER_MASK; if (ioctl(mixer, SOUND_MIXER_READ_STEREODEVS, &stereomask) == -1) { close(mixer); perror("ioctl mixer SOUND_MIXER_STEREODEVS"); return MMSYSERR_NOTENABLED; } stereomask &= WINE_MIXER_MASK; #if 0 int recsrc, recmask; if (ioctl(mixer, SOUND_MIXER_READ_RECSRC, &recsrc) == -1) { close(mixer); perror("ioctl mixer SOUND_MIXER_RECSRC"); return MMSYSERR_NOTENABLED; } if (ioctl(mixer, SOUND_MIXER_READ_RECMASK, &recmask) == -1) { close(mixer); perror("ioctl mixer SOUND_MIXER_RECMASK"); return MMSYSERR_NOTENABLED; } #endif /* FIXME: set all the variables correctly... the lines below * are very wrong... */ lpMl->fdwLine = MIXERLINE_LINEF_ACTIVE; lpMl->cChannels = 1; lpMl->dwUser = 0; lpMl->cControls = 1; switch (fdwInfo & MIXER_GETLINEINFOF_QUERYMASK) { case MIXER_GETLINEINFOF_DESTINATION: TRACE("DESTINATION (%08lx)\n", lpMl->dwDestination); /* FIXME: Linux doesn't seem to support multiple outputs? * So we have only one output type: Speaker. */ lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS; lpMl->dwSource = 0xFFFFFFFF; lpMl->dwLineID = SOUND_MIXER_VOLUME; strncpy(lpMl->szShortName, sdlabels[SOUND_MIXER_VOLUME], MIXER_SHORT_NAME_CHARS); strncpy(lpMl->szName, sdnames[SOUND_MIXER_VOLUME], MIXER_LONG_NAME_CHARS); /* we have all connections found in the devmask */ lpMl->cConnections = 0; for (j = 1; j < SOUND_MIXER_NRDEVICES; j++) if (WINE_CHN_SUPPORTS(devmask, j)) lpMl->cConnections++; if (stereomask & WINE_CHN_MASK(SOUND_MIXER_VOLUME)) lpMl->cChannels++; break; case MIXER_GETLINEINFOF_SOURCE: TRACE("SOURCE (%08lx)\n", lpMl->dwSource); i = lpMl->dwSource; for (j = 1; j < SOUND_MIXER_NRDEVICES; j++) { if (WINE_CHN_SUPPORTS(devmask, j) && (i-- == 0)) break; } if (j >= SOUND_MIXER_NRDEVICES) return MIXERR_INVALLINE; if (WINE_CHN_SUPPORTS(stereomask, j)) lpMl->cChannels++; MIX_GetLineInfoFromIndex(lpMl, devmask, j); break; case MIXER_GETLINEINFOF_LINEID: TRACE("LINEID (%08lx)\n", lpMl->dwLineID); if (lpMl->dwLineID >= SOUND_MIXER_NRDEVICES) return MIXERR_INVALLINE; if (WINE_CHN_SUPPORTS(stereomask, lpMl->dwLineID)) lpMl->cChannels++; MIX_GetLineInfoFromIndex(lpMl, devmask, lpMl->dwLineID); break; case MIXER_GETLINEINFOF_COMPONENTTYPE: TRACE("COMPONENT TYPE (%08lx)\n", lpMl->dwComponentType); switch (lpMl->dwComponentType) { case MIXERLINE_COMPONENTTYPE_DST_SPEAKERS: i = SOUND_MIXER_VOLUME; lpMl->dwDestination = 0; lpMl->dwSource = 0xFFFFFFFF; isDst = TRUE; break; case MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER: i = SOUND_MIXER_SYNTH; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC: i = SOUND_MIXER_CD; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case MIXERLINE_COMPONENTTYPE_SRC_LINE: i = SOUND_MIXER_LINE; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE: i = SOUND_MIXER_MIC; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; case MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT: i = SOUND_MIXER_PCM; lpMl->fdwLine |= MIXERLINE_LINEF_SOURCE; break; default: FIXME("Unhandled component type (%08lx)\n", lpMl->dwComponentType); return MMSYSERR_INVALPARAM; } if (WINE_CHN_SUPPORTS(devmask, i)) { strcpy(lpMl->szShortName, sdlabels[i]); strcpy(lpMl->szName, sdnames[i]); lpMl->dwLineID = i; } if (WINE_CHN_SUPPORTS(stereomask, i)) lpMl->cChannels++; lpMl->cConnections = 0; if (isDst) { for (j = 1; j < SOUND_MIXER_NRDEVICES; j++) { if (WINE_CHN_SUPPORTS(devmask, j)) { lpMl->cConnections++; } } } break; case MIXER_GETLINEINFOF_TARGETTYPE: FIXME("_TARGETTYPE not implemented yet.\n"); break; default: WARN("Unknown flag (%08lx)\n", fdwInfo & MIXER_GETLINEINFOF_QUERYMASK); break; } lpMl->Target.dwType = MIXERLINE_TARGETTYPE_AUX; lpMl->Target.dwDeviceID = 0xFFFFFFFF; lpMl->Target.wMid = WINE_MIXER_MANUF_ID; lpMl->Target.wPid = WINE_MIXER_PRODUCT_ID; lpMl->Target.vDriverVersion = WINE_MIXER_VERSION; strcpy(lpMl->Target.szPname, WINE_MIXER_NAME); close(mixer); return ret; } /************************************************************************** * MIX_GetLineInfo [internal] */ static DWORD MIX_Open(WORD wDevID, LPMIXEROPENDESC lpMod, DWORD flags) { int mixer; TRACE("(%04X, %p, %lu);\n", wDevID, lpMod, flags); if (lpMod == NULL) return MMSYSERR_INVALPARAM; /* hmm. We don't keep the mixer device open. only check if it's present */ if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) { if (errno == ENODEV || errno == ENXIO) { /* no driver present */ return MMSYSERR_NODRIVER; } } else { close(mixer); } return MMSYSERR_NOERROR; } /************************************************************************** * MIX_GetLineControls [internal] */ static DWORD MIX_GetLineControls(WORD wDevID, LPMIXERLINECONTROLSA lpMlc, DWORD flags) { LPMIXERCONTROLA mc; TRACE("(%04X, %p, %lu): stub!\n", wDevID, lpMlc, flags); if (lpMlc == NULL) return MMSYSERR_INVALPARAM; if (lpMlc->cbStruct < sizeof(*lpMlc) || lpMlc->cbmxctrl < sizeof(MIXERCONTROLA)) return MMSYSERR_INVALPARAM; switch (flags & MIXER_GETLINECONTROLSF_QUERYMASK) { case MIXER_GETLINECONTROLSF_ALL: TRACE("line=%08lx GLCF_ALL (%ld)\n", lpMlc->dwLineID, lpMlc->cControls); if (lpMlc->cControls != 1) return MMSYSERR_INVALPARAM; break; case MIXER_GETLINECONTROLSF_ONEBYID: TRACE("line=%08lx GLCF_ONEBYID (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlID); if (lpMlc->u.dwControlID != 0) return MMSYSERR_INVALPARAM; break; case MIXER_GETLINECONTROLSF_ONEBYTYPE: TRACE("line=%08lx GLCF_ONEBYTYPE (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlType); if ((lpMlc->u.dwControlType & MIXERCONTROL_CT_CLASS_MASK) != MIXERCONTROL_CT_CLASS_FADER) return MMSYSERR_INVALPARAM; break; default: ERR("Unknown flag %08lx\n", flags & MIXER_GETLINECONTROLSF_QUERYMASK); return MMSYSERR_INVALPARAM; } TRACE("Returning volume control\n"); /* currently, OSS only provides 1 control per line * so one by id == one by type == all */ mc = lpMlc->pamxctrl; mc->cbStruct = sizeof(MIXERCONTROLA); /* since we always have a single control per line, we'll use for controlID the lineID */ mc->dwControlID = lpMlc->dwLineID; mc->dwControlType = MIXERCONTROL_CONTROLTYPE_VOLUME; mc->fdwControl = 0; mc->cMultipleItems = 0; strncpy(mc->szShortName, "Vol", MIXER_SHORT_NAME_CHARS); strncpy(mc->szName, "Volume", MIXER_LONG_NAME_CHARS); memset(&mc->Bounds, 0, sizeof(mc->Bounds)); /* CONTROLTYPE_VOLUME uses the MIXER_CONTROLDETAILS_UNSIGNED struct, * [0, 100] is the range supported by OSS * FIXME: sounds like MIXERCONTROL_CONTROLTYPE_VOLUME is always between 0 and 65536... * look at conversions done in (Get|Set)ControlDetails to stay in [0, 100] range */ mc->Bounds.s1.dwMinimum = 0; mc->Bounds.s1.dwMaximum = 100; memset(&mc->Metrics, 0, sizeof(mc->Metrics)); mc->Metrics.cSteps = 0; return MMSYSERR_NOERROR; } /************************************************************************** * MIX_GetControlDetails [internal] */ static DWORD MIX_GetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails) { DWORD ret = MMSYSERR_NOTSUPPORTED; TRACE("(%04X, %p, %lu)\n", wDevID, lpmcd, fdwDetails); if (lpmcd == NULL) return MMSYSERR_INVALPARAM; switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK) { case MIXER_GETCONTROLDETAILSF_VALUE: TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID); { LPMIXERCONTROLDETAILS_UNSIGNED mcdu; int val; /* ControlID == LineID == OSS mixer channel */ /* return value is 00RL (4 bytes)... */ if (!MIX_GetVal(lpmcd->dwControlID, &val)) return MMSYSERR_INVALPARAM; switch (lpmcd->cChannels) { case 1: /* mono... so R = L */ mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails; mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100; break; case 2: /* stereo, left is paDetails[0] */ mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails); mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100; mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails); mcdu->dwValue = (HIBYTE(LOWORD(val)) * 65536L) / 100; break; default: WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels); return MMSYSERR_INVALPARAM; } TRACE("=> %08lx\n", mcdu->dwValue); } ret = MMSYSERR_NOERROR; break; case MIXER_GETCONTROLDETAILSF_LISTTEXT: FIXME("NIY\n"); break; default: WARN("Unknown flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK); } return ret; } /************************************************************************** * MIX_SetControlDetails [internal] */ static DWORD MIX_SetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails) { DWORD ret = MMSYSERR_NOTSUPPORTED; TRACE("(%04X, %p, %lu)\n", wDevID, lpmcd, fdwDetails); if (lpmcd == NULL) return MMSYSERR_INVALPARAM; switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK) { case MIXER_GETCONTROLDETAILSF_VALUE: TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID); { LPMIXERCONTROLDETAILS_UNSIGNED mcdu; int val; /* val should contain 00RL */ switch (lpmcd->cChannels) { case 1: /* mono... so R = L */ mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails; TRACE("Setting RL to %08ld\n", mcdu->dwValue); val = 0x101 * ((mcdu->dwValue * 100) >> 16); break; case 2: /* stereo, left is paDetails[0] */ mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails); TRACE("Setting L to %08ld\n", mcdu->dwValue); val = ((mcdu->dwValue * 100) >> 16); mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails); TRACE("Setting R to %08ld\n", mcdu->dwValue); val += ((mcdu->dwValue * 100) >> 16) << 8; break; default: WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels); return MMSYSERR_INVALPARAM; } /* ControlID == LineID == OSS mixer channel */ if (!MIX_SetVal(lpmcd->dwControlID, &val)) return MMSYSERR_INVALPARAM; } ret = MMSYSERR_NOERROR; break; case MIXER_GETCONTROLDETAILSF_LISTTEXT: FIXME("NIY\n"); break; default: WARN("Unknown GetControlDetails flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK); } return MMSYSERR_NOTSUPPORTED; } static DWORD MIX_GetNumDevs(UINT wDevID) { int mixer; int ret; if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) { /* FIXME: ENXIO => no mixer installed */ WARN("mixer device not available !\n"); ret = 0; } else { close(mixer); ret = 1; } TRACE("return %d;\n", ret); return ret; } #endif /* HAVE_OSS */ /************************************************************************** * OSS_mixMessage [sample driver] */ DWORD WINAPI OSS_mixMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2) { TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n", wDevID, wMsg, dwUser, dwParam1, dwParam2); #ifdef HAVE_OSS switch(wMsg) { case DRVM_INIT: case DRVM_EXIT: case DRVM_ENABLE: case DRVM_DISABLE: /* FIXME: Pretend this is supported */ return 0; case MXDM_GETDEVCAPS: return MIX_GetDevCaps(wDevID, (LPMIXERCAPSA)dwParam1, dwParam2); case MXDM_GETLINEINFO: return MIX_GetLineInfo(wDevID, (LPMIXERLINEA)dwParam1, dwParam2); case MXDM_GETNUMDEVS: return MIX_GetNumDevs(wDevID); case MXDM_OPEN: return MIX_Open(wDevID, (LPMIXEROPENDESC)dwParam1, dwParam2); case MXDM_CLOSE: return MMSYSERR_NOERROR; case MXDM_GETLINECONTROLS: return MIX_GetLineControls(wDevID, (LPMIXERLINECONTROLSA)dwParam1, dwParam2); case MXDM_GETCONTROLDETAILS: return MIX_GetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2); case MXDM_SETCONTROLDETAILS: return MIX_SetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2); default: WARN("unknown message %d!\n", wMsg); } return MMSYSERR_NOTSUPPORTED; #else return MMSYSERR_NOTENABLED; #endif }