/* * Sample Wine Driver for Advanced Linux Sound System (ALSA) * Based on version of the ALSA API * * Copyright 2002 Eric Pouech * 2002 Marco Pietrobono * 2003 Christian Costa : WaveIn support * 2006-2007 Maarten Lankhorst * * 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 */ /*======================================================================* * Low level WAVE IN implementation * *======================================================================*/ #include "config.h" #include "wine/port.h" #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include #include #include #ifdef HAVE_SYS_IOCTL_H # include #endif #ifdef HAVE_SYS_MMAN_H # include #endif #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "winnls.h" #include "mmddk.h" #include "alsa.h" #include "wine/library.h" #include "wine/unicode.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(wave); #ifdef HAVE_ALSA WINE_WAVEDEV *WInDev; DWORD ALSA_WidNumMallocedDevs; DWORD ALSA_WidNumDevs; /************************************************************************** * widNotifyClient [internal] */ static DWORD widNotifyClient(WINE_WAVEDEV* wwi, WORD wMsg, DWORD dwParam1, DWORD dwParam2) { TRACE("wMsg = 0x%04x dwParm1 = %04X dwParam2 = %04X\n", wMsg, dwParam1, dwParam2); switch (wMsg) { case WIM_OPEN: case WIM_CLOSE: case WIM_DATA: if (wwi->wFlags != DCB_NULL && !DriverCallback(wwi->waveDesc.dwCallback, wwi->wFlags, (HDRVR)wwi->waveDesc.hWave, wMsg, wwi->waveDesc.dwInstance, dwParam1, dwParam2)) { WARN("can't notify client !\n"); return MMSYSERR_ERROR; } break; default: FIXME("Unknown callback message %u\n", wMsg); return MMSYSERR_INVALPARAM; } return MMSYSERR_NOERROR; } /************************************************************************** * widGetDevCaps [internal] */ static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPSW lpCaps, DWORD dwSize) { TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize); if (lpCaps == NULL) return MMSYSERR_NOTENABLED; if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } memcpy(lpCaps, &WInDev[wDevID].incaps, min(dwSize, sizeof(*lpCaps))); return MMSYSERR_NOERROR; } /************************************************************************** * widRecorder_ReadHeaders [internal] */ static void widRecorder_ReadHeaders(WINE_WAVEDEV * wwi) { enum win_wm_message tmp_msg; DWORD tmp_param; HANDLE tmp_ev; WAVEHDR* lpWaveHdr; while (ALSA_RetrieveRingMessage(&wwi->msgRing, &tmp_msg, &tmp_param, &tmp_ev)) { if (tmp_msg == WINE_WM_HEADER) { LPWAVEHDR* wh; lpWaveHdr = (LPWAVEHDR)tmp_param; lpWaveHdr->lpNext = 0; if (wwi->lpQueuePtr == 0) wwi->lpQueuePtr = lpWaveHdr; else { for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext)); *wh = lpWaveHdr; } } else { ERR("should only have headers left\n"); } } } /************************************************************************** * widRecorder [internal] */ static DWORD CALLBACK widRecorder(LPVOID pmt) { WORD uDevID = (DWORD)pmt; WINE_WAVEDEV* wwi = (WINE_WAVEDEV*)&WInDev[uDevID]; WAVEHDR* lpWaveHdr; DWORD dwSleepTime; DWORD bytesRead; enum win_wm_message msg; DWORD param; HANDLE ev; DWORD frames_per_period; wwi->state = WINE_WS_STOPPED; InterlockedExchange((LONG*)&wwi->dwTotalRecorded, 0); wwi->lpQueuePtr = NULL; SetEvent(wwi->hStartUpEvent); /* make sleep time to be # of ms to output a period */ dwSleepTime = (wwi->dwPeriodSize * 1000) / wwi->format.Format.nAvgBytesPerSec; frames_per_period = snd_pcm_bytes_to_frames(wwi->pcm, wwi->dwPeriodSize); TRACE("sleeptime=%d ms, total buffer length=%d ms (%d bytes)\n", dwSleepTime, wwi->dwBufferSize * 1000 / wwi->format.Format.nAvgBytesPerSec, wwi->dwBufferSize); for (;;) { /* wait for dwSleepTime or an event in thread's queue */ if (wwi->lpQueuePtr != NULL && wwi->state == WINE_WS_PLAYING) { DWORD frames; DWORD bytes; DWORD read; lpWaveHdr = wwi->lpQueuePtr; /* read all the fragments accumulated so far */ frames = snd_pcm_avail_update(wwi->pcm); bytes = snd_pcm_frames_to_bytes(wwi->pcm, frames); TRACE("frames = %d bytes = %d state=%d\n", frames, bytes, snd_pcm_state(wwi->pcm)); if (snd_pcm_state(wwi->pcm) == SND_PCM_STATE_XRUN) { FIXME("Recovering from XRUN!\n"); snd_pcm_prepare(wwi->pcm); frames = snd_pcm_avail_update(wwi->pcm); bytes = snd_pcm_frames_to_bytes(wwi->pcm, frames); snd_pcm_start(wwi->pcm); snd_pcm_forward(wwi->pcm, frames - snd_pcm_bytes_to_frames(wwi->pcm, wwi->dwPeriodSize)); continue; } while (frames > 0 && wwi->lpQueuePtr) { TRACE("bytes = %d\n", bytes); if (lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded < bytes) { bytes = lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded; frames = snd_pcm_bytes_to_frames(wwi->pcm, bytes); } /* directly read fragment in wavehdr */ read = wwi->read(wwi->pcm, lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded, frames); bytesRead = snd_pcm_frames_to_bytes(wwi->pcm, read); TRACE("bytesRead=(%d(%d)/(%d)) -> (%d/%d)\n", bytesRead, read, frames, lpWaveHdr->dwBufferLength, lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded); if (read != (DWORD) -1) { /* update number of bytes recorded in current buffer and by this device */ lpWaveHdr->dwBytesRecorded += bytesRead; InterlockedExchangeAdd((LONG*)&wwi->dwTotalRecorded, bytesRead); frames -= read; bytes -= bytesRead; /* buffer is full. notify client */ if (!snd_pcm_bytes_to_frames(wwi->pcm, lpWaveHdr->dwBytesRecorded - lpWaveHdr->dwBufferLength)) { /* must copy the value of next waveHdr, because we have no idea of what * will be done with the content of lpWaveHdr in callback */ LPWAVEHDR lpNext = lpWaveHdr->lpNext; lpWaveHdr->dwFlags &= ~WHDR_INQUEUE; lpWaveHdr->dwFlags |= WHDR_DONE; wwi->lpQueuePtr = lpNext; widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0); lpWaveHdr = lpNext; } } else { WARN("read(%s, %p, %d) failed (%d/%s)\n", wwi->pcmname, lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded, frames, frames, snd_strerror(read)); } } } ALSA_WaitRingMessage(&wwi->msgRing, dwSleepTime); while (ALSA_RetrieveRingMessage(&wwi->msgRing, &msg, ¶m, &ev)) { TRACE("msg=%s param=0x%x\n", ALSA_getCmdString(msg), param); switch (msg) { case WINE_WM_PAUSING: wwi->state = WINE_WS_PAUSED; /*FIXME("Device should stop recording\n");*/ SetEvent(ev); break; case WINE_WM_STARTING: wwi->state = WINE_WS_PLAYING; snd_pcm_start(wwi->pcm); SetEvent(ev); break; case WINE_WM_HEADER: lpWaveHdr = (LPWAVEHDR)param; lpWaveHdr->lpNext = 0; /* insert buffer at the end of queue */ { LPWAVEHDR* wh; for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext)); *wh = lpWaveHdr; } break; case WINE_WM_STOPPING: if (wwi->state != WINE_WS_STOPPED) { snd_pcm_drain(wwi->pcm); /* read any headers in queue */ widRecorder_ReadHeaders(wwi); /* return current buffer to app */ lpWaveHdr = wwi->lpQueuePtr; if (lpWaveHdr) { LPWAVEHDR lpNext = lpWaveHdr->lpNext; TRACE("stop %p %p\n", lpWaveHdr, lpWaveHdr->lpNext); lpWaveHdr->dwFlags &= ~WHDR_INQUEUE; lpWaveHdr->dwFlags |= WHDR_DONE; wwi->lpQueuePtr = lpNext; widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0); } } wwi->state = WINE_WS_STOPPED; SetEvent(ev); break; case WINE_WM_RESETTING: if (wwi->state != WINE_WS_STOPPED) { snd_pcm_drain(wwi->pcm); } wwi->state = WINE_WS_STOPPED; wwi->dwTotalRecorded = 0; /* read any headers in queue */ widRecorder_ReadHeaders(wwi); /* return all buffers to the app */ for (lpWaveHdr = wwi->lpQueuePtr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext) { TRACE("reset %p %p\n", lpWaveHdr, lpWaveHdr->lpNext); lpWaveHdr->dwFlags &= ~WHDR_INQUEUE; lpWaveHdr->dwFlags |= WHDR_DONE; wwi->lpQueuePtr = lpWaveHdr->lpNext; widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0); } wwi->lpQueuePtr = NULL; SetEvent(ev); break; case WINE_WM_CLOSING: wwi->hThread = 0; wwi->state = WINE_WS_CLOSED; SetEvent(ev); ExitThread(0); /* shouldn't go here */ default: FIXME("unknown message %d\n", msg); break; } } } ExitThread(0); /* just for not generating compilation warnings... should never be executed */ return 0; } /************************************************************************** * widOpen [internal] */ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags) { WINE_WAVEDEV* wwi; snd_pcm_hw_params_t * hw_params; snd_pcm_sw_params_t * sw_params; snd_pcm_access_t access; snd_pcm_format_t format; unsigned int rate; unsigned int buffer_time = 500000; unsigned int period_time = 10000; snd_pcm_uframes_t buffer_size; snd_pcm_uframes_t period_size; int flags; snd_pcm_t * pcm; int err; int dir; DWORD ret; /* JPW TODO - review this code */ TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags); if (lpDesc == NULL) { WARN("Invalid Parameter !\n"); return MMSYSERR_INVALPARAM; } if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } /* only PCM format is supported so far... */ if (!ALSA_supportedFormat(lpDesc->lpFormat)) { WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n", lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels, lpDesc->lpFormat->nSamplesPerSec); return WAVERR_BADFORMAT; } if (dwFlags & WAVE_FORMAT_QUERY) { TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n", lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels, lpDesc->lpFormat->nSamplesPerSec); return MMSYSERR_NOERROR; } wwi = &WInDev[wDevID]; if (wwi->pcm != NULL) { WARN("already allocated\n"); return MMSYSERR_ALLOCATED; } wwi->pcm = 0; flags = SND_PCM_NONBLOCK; if ( (err=snd_pcm_open(&pcm, wwi->pcmname, SND_PCM_STREAM_CAPTURE, flags)) < 0 ) { ERR("Error open: %s\n", snd_strerror(err)); return MMSYSERR_NOTENABLED; } wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK); wwi->waveDesc = *lpDesc; ALSA_copyFormat(lpDesc->lpFormat, &wwi->format); if (wwi->format.Format.wBitsPerSample == 0) { WARN("Resetting zeroed wBitsPerSample\n"); wwi->format.Format.wBitsPerSample = 8 * (wwi->format.Format.nAvgBytesPerSec / wwi->format.Format.nSamplesPerSec) / wwi->format.Format.nChannels; } hw_params = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_hw_params_sizeof() ); sw_params = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_sw_params_sizeof() ); snd_pcm_hw_params_any(pcm, hw_params); #define EXIT_ON_ERROR(f,e,txt) do \ { \ int err; \ if ( (err = (f) ) < 0) \ { \ WARN(txt ": %s\n", snd_strerror(err)); \ ret = (e); \ goto error; \ } \ } while(0) access = SND_PCM_ACCESS_MMAP_INTERLEAVED; if ( ( err = snd_pcm_hw_params_set_access(pcm, hw_params, access ) ) < 0) { WARN("mmap not available. switching to standard write.\n"); access = SND_PCM_ACCESS_RW_INTERLEAVED; EXIT_ON_ERROR( snd_pcm_hw_params_set_access(pcm, hw_params, access ), MMSYSERR_INVALPARAM, "unable to set access for playback"); wwi->read = snd_pcm_readi; } else wwi->read = snd_pcm_mmap_readi; EXIT_ON_ERROR( snd_pcm_hw_params_set_channels(pcm, hw_params, wwi->format.Format.nChannels), WAVERR_BADFORMAT, "unable to set required channels"); if ((wwi->format.Format.wFormatTag == WAVE_FORMAT_PCM) || ((wwi->format.Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE) && IsEqualGUID(&wwi->format.SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) { format = (wwi->format.Format.wBitsPerSample == 8) ? SND_PCM_FORMAT_U8 : (wwi->format.Format.wBitsPerSample == 16) ? SND_PCM_FORMAT_S16_LE : (wwi->format.Format.wBitsPerSample == 24) ? SND_PCM_FORMAT_S24_3LE : (wwi->format.Format.wBitsPerSample == 32) ? SND_PCM_FORMAT_S32_LE : -1; } else if ((wwi->format.Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE) && IsEqualGUID(&wwi->format.SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){ format = (wwi->format.Format.wBitsPerSample == 32) ? SND_PCM_FORMAT_FLOAT_LE : -1; } else if (wwi->format.Format.wFormatTag == WAVE_FORMAT_MULAW) { FIXME("unimplemented format: WAVE_FORMAT_MULAW\n"); ret = WAVERR_BADFORMAT; goto error; } else if (wwi->format.Format.wFormatTag == WAVE_FORMAT_ALAW) { FIXME("unimplemented format: WAVE_FORMAT_ALAW\n"); ret = WAVERR_BADFORMAT; goto error; } else if (wwi->format.Format.wFormatTag == WAVE_FORMAT_ADPCM) { FIXME("unimplemented format: WAVE_FORMAT_ADPCM\n"); ret = WAVERR_BADFORMAT; goto error; } else { ERR("invalid format: %0x04x\n", wwi->format.Format.wFormatTag); ret = WAVERR_BADFORMAT; goto error; } EXIT_ON_ERROR( snd_pcm_hw_params_set_format(pcm, hw_params, format), WAVERR_BADFORMAT, "unable to set required format"); rate = wwi->format.Format.nSamplesPerSec; dir = 0; err = snd_pcm_hw_params_set_rate_near(pcm, hw_params, &rate, &dir); if (err < 0) { WARN("Rate %d Hz not available for playback: %s\n", wwi->format.Format.nSamplesPerSec, snd_strerror(rate)); ret = WAVERR_BADFORMAT; goto error; } if (!ALSA_NearMatch(rate, wwi->format.Format.nSamplesPerSec)) { WARN("Rate doesn't match (requested %d Hz, got %d Hz)\n", wwi->format.Format.nSamplesPerSec, rate); ret = WAVERR_BADFORMAT; goto error; } dir=0; EXIT_ON_ERROR( snd_pcm_hw_params_set_buffer_time_near(pcm, hw_params, &buffer_time, &dir), MMSYSERR_INVALPARAM, "unable to set buffer time"); dir=0; EXIT_ON_ERROR( snd_pcm_hw_params_set_period_time_near(pcm, hw_params, &period_time, &dir), MMSYSERR_INVALPARAM, "unable to set period time"); EXIT_ON_ERROR( snd_pcm_hw_params(pcm, hw_params), MMSYSERR_INVALPARAM, "unable to set hw params for playback"); dir=0; err = snd_pcm_hw_params_get_period_size(hw_params, &period_size, &dir); err = snd_pcm_hw_params_get_buffer_size(hw_params, &buffer_size); snd_pcm_sw_params_current(pcm, sw_params); EXIT_ON_ERROR( snd_pcm_sw_params_set_start_threshold(pcm, sw_params, 1), MMSYSERR_ERROR, "unable to set start threshold"); EXIT_ON_ERROR( snd_pcm_sw_params_set_silence_size(pcm, sw_params, 0), MMSYSERR_ERROR, "unable to set silence size"); EXIT_ON_ERROR( snd_pcm_sw_params_set_avail_min(pcm, sw_params, period_size), MMSYSERR_ERROR, "unable to set avail min"); EXIT_ON_ERROR( snd_pcm_sw_params_set_silence_threshold(pcm, sw_params, 0), MMSYSERR_ERROR, "unable to set silence threshold"); EXIT_ON_ERROR( snd_pcm_sw_params(pcm, sw_params), MMSYSERR_ERROR, "unable to set sw params for playback"); #undef EXIT_ON_ERROR snd_pcm_prepare(pcm); if (TRACE_ON(wave)) ALSA_TraceParameters(hw_params, sw_params, FALSE); /* now, we can save all required data for later use... */ if ( wwi->hw_params ) snd_pcm_hw_params_free(wwi->hw_params); snd_pcm_hw_params_malloc(&(wwi->hw_params)); snd_pcm_hw_params_copy(wwi->hw_params, hw_params); wwi->dwBufferSize = snd_pcm_frames_to_bytes(pcm, buffer_size); wwi->lpQueuePtr = wwi->lpPlayPtr = wwi->lpLoopPtr = NULL; wwi->pcm = pcm; ALSA_InitRingMessage(&wwi->msgRing); wwi->dwPeriodSize = snd_pcm_frames_to_bytes(pcm, period_size); TRACE("dwPeriodSize=%u\n", wwi->dwPeriodSize); TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n", wwi->format.Format.wBitsPerSample, wwi->format.Format.nAvgBytesPerSec, wwi->format.Format.nSamplesPerSec, wwi->format.Format.nChannels, wwi->format.Format.nBlockAlign); wwi->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL); wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD)wDevID, 0, &(wwi->dwThreadID)); if (wwi->hThread) SetThreadPriority(wwi->hThread, THREAD_PRIORITY_TIME_CRITICAL); WaitForSingleObject(wwi->hStartUpEvent, INFINITE); CloseHandle(wwi->hStartUpEvent); wwi->hStartUpEvent = INVALID_HANDLE_VALUE; HeapFree( GetProcessHeap(), 0, hw_params ); HeapFree( GetProcessHeap(), 0, sw_params ); return widNotifyClient(wwi, WIM_OPEN, 0L, 0L); error: snd_pcm_close(pcm); HeapFree( GetProcessHeap(), 0, hw_params ); HeapFree( GetProcessHeap(), 0, sw_params ); return ret; } /************************************************************************** * widClose [internal] */ static DWORD widClose(WORD wDevID) { DWORD ret = MMSYSERR_NOERROR; WINE_WAVEDEV* wwi; TRACE("(%u);\n", wDevID); if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].pcm == NULL) { WARN("Requested to close already closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } wwi = &WInDev[wDevID]; if (wwi->lpQueuePtr) { WARN("buffers still playing !\n"); ret = WAVERR_STILLPLAYING; } else { if (wwi->hThread != INVALID_HANDLE_VALUE) { ALSA_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE); } ALSA_DestroyRingMessage(&wwi->msgRing); snd_pcm_hw_params_free(wwi->hw_params); wwi->hw_params = NULL; snd_pcm_close(wwi->pcm); wwi->pcm = NULL; ret = widNotifyClient(wwi, WIM_CLOSE, 0L, 0L); } return ret; } /************************************************************************** * widAddBuffer [internal] * */ static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize) { TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize); /* first, do the sanity checks... */ if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].pcm == NULL) { WARN("Requested to add buffer to already closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED)) return WAVERR_UNPREPARED; if (lpWaveHdr->dwFlags & WHDR_INQUEUE) return WAVERR_STILLPLAYING; lpWaveHdr->dwFlags &= ~WHDR_DONE; lpWaveHdr->dwFlags |= WHDR_INQUEUE; lpWaveHdr->dwBytesRecorded = 0; lpWaveHdr->lpNext = 0; ALSA_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE); return MMSYSERR_NOERROR; } /************************************************************************** * widStart [internal] * */ static DWORD widStart(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize) { TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize); /* first, do the sanity checks... */ if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].pcm == NULL) { WARN("Requested to start closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } ALSA_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STARTING, 0, TRUE); return MMSYSERR_NOERROR; } /************************************************************************** * widStop [internal] * */ static DWORD widStop(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize) { TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize); /* first, do the sanity checks... */ if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].pcm == NULL) { WARN("Requested to stop closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } ALSA_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STOPPING, 0, TRUE); return MMSYSERR_NOERROR; } /************************************************************************** * widReset [internal] */ static DWORD widReset(WORD wDevID) { TRACE("(%u);\n", wDevID); if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].pcm == NULL) { WARN("Requested to reset closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } ALSA_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE); return MMSYSERR_NOERROR; } /************************************************************************** * widGetPosition [internal] */ static DWORD widGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize) { WINE_WAVEDEV* wwi; TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize); if (wDevID >= ALSA_WidNumDevs) { TRACE("Requested device %d, but only %d are known!\n", wDevID, ALSA_WidNumDevs); return MMSYSERR_BADDEVICEID; } if (WInDev[wDevID].state == WINE_WS_CLOSED) { WARN("Requested position of closed device %d!\n", wDevID); return MMSYSERR_BADDEVICEID; } if (lpTime == NULL) { WARN("invalid parameter: lpTime = NULL\n"); return MMSYSERR_INVALPARAM; } wwi = &WInDev[wDevID]; return ALSA_bytes_to_mmtime(lpTime, wwi->dwTotalRecorded, &wwi->format); } /************************************************************************** * widGetNumDevs [internal] */ static DWORD widGetNumDevs(void) { return ALSA_WidNumDevs; } /************************************************************************** * widDevInterfaceSize [internal] */ static DWORD widDevInterfaceSize(UINT wDevID, LPDWORD dwParam1) { TRACE("(%u, %p)\n", wDevID, dwParam1); *dwParam1 = MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1, NULL, 0 ) * sizeof(WCHAR); return MMSYSERR_NOERROR; } /************************************************************************** * widDevInterface [internal] */ static DWORD widDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2) { if (dwParam2 >= MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1, NULL, 0 ) * sizeof(WCHAR)) { MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1, dwParam1, dwParam2 / sizeof(WCHAR)); return MMSYSERR_NOERROR; } return MMSYSERR_INVALPARAM; } /************************************************************************** * widMessage (WINEALSA.@) */ DWORD WINAPI ALSA_widMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2) { TRACE("(%u, %s, %08X, %08X, %08X);\n", wDevID, ALSA_getMessage(wMsg), dwUser, dwParam1, dwParam2); switch (wMsg) { case DRVM_INIT: case DRVM_EXIT: case DRVM_ENABLE: case DRVM_DISABLE: /* FIXME: Pretend this is supported */ return 0; case WIDM_OPEN: return widOpen (wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2); case WIDM_CLOSE: return widClose (wDevID); case WIDM_ADDBUFFER: return widAddBuffer (wDevID, (LPWAVEHDR)dwParam1, dwParam2); case WIDM_PREPARE: return MMSYSERR_NOTSUPPORTED; case WIDM_UNPREPARE: return MMSYSERR_NOTSUPPORTED; case WIDM_GETDEVCAPS: return widGetDevCaps (wDevID, (LPWAVEINCAPSW)dwParam1, dwParam2); case WIDM_GETNUMDEVS: return widGetNumDevs (); case WIDM_GETPOS: return widGetPosition (wDevID, (LPMMTIME)dwParam1, dwParam2); case WIDM_RESET: return widReset (wDevID); case WIDM_START: return widStart (wDevID, (LPWAVEHDR)dwParam1, dwParam2); case WIDM_STOP: return widStop (wDevID, (LPWAVEHDR)dwParam1, dwParam2); case DRV_QUERYDEVICEINTERFACESIZE: return widDevInterfaceSize (wDevID, (LPDWORD)dwParam1); case DRV_QUERYDEVICEINTERFACE: return widDevInterface (wDevID, (PWCHAR)dwParam1, dwParam2); case DRV_QUERYDSOUNDIFACE: return widDsCreate (wDevID, (PIDSCDRIVER*)dwParam1); case DRV_QUERYDSOUNDDESC: return widDsDesc (wDevID, (PDSDRIVERDESC)dwParam1); default: FIXME("unknown message %d!\n", wMsg); } return MMSYSERR_NOTSUPPORTED; } #else /* HAVE_ALSA */ /************************************************************************** * widMessage (WINEALSA.@) */ DWORD WINAPI ALSA_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2) { FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2); return MMSYSERR_NOTENABLED; } #endif /* HAVE_ALSA */