dlls/wineoss.drv/mmdevdrv.c

   1 /*
   2  * Copyright 2011 Andrew Eikum for CodeWeavers
   3  *           2022 Huw Davies
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #define COBJMACROS
  21 #include <stdarg.h>
  22 #include <wchar.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winternl.h"
  27 #include "winnls.h"
  28 #include "winreg.h"
  29
  30 #include "ole2.h"
  31 #include "mmdeviceapi.h"
  32 #include "devpkey.h"
  33 #include "dshow.h"
  34 #include "dsound.h"
  35
  36 #include "initguid.h"
  37 #include "endpointvolume.h"
  38 #include "audiopolicy.h"
  39 #include "audioclient.h"
  40
  41 #include "wine/debug.h"
  42 #include "wine/list.h"
  43 #include "wine/unixlib.h"
  44
  45 #include "unixlib.h"
  46
  47 #include "../mmdevapi/mmdevdrv.h"
  48
  49 WINE_DEFAULT_DEBUG_CHANNEL(oss);
  50
  51 #define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER)
  52
  53 static const REFERENCE_TIME DefaultPeriod = 100000;
  54 static const REFERENCE_TIME MinimumPeriod = 50000;
  55
  56 typedef struct _OSSDevice {
  57     struct list entry;
  58     EDataFlow flow;
  59     GUID guid;
  60     char devnode[0];
  61 } OSSDevice;
  62
  63 static struct list g_devices = LIST_INIT(g_devices);
  64
  65 static WCHAR drv_key_devicesW[256];
  66 static const WCHAR guidW[] = {'g','u','i','d',0};
  67
  68 static CRITICAL_SECTION g_sessions_lock;
  69 static CRITICAL_SECTION_DEBUG g_sessions_lock_debug =
  70 {
  71     0, 0, &g_sessions_lock,
  72     { &g_sessions_lock_debug.ProcessLocksList, &g_sessions_lock_debug.ProcessLocksList },
  73       0, 0, { (DWORD_PTR)(__FILE__ ": g_sessions_lock") }
  74 };
  75 static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0, 0 };
  76 static struct list g_sessions = LIST_INIT(g_sessions);
  77
  78 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
  79
  80 static const IAudioClient3Vtbl AudioClient3_Vtbl;
  81 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
  82 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
  83 extern const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
  84 extern const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl;
  85 static const IAudioClockVtbl AudioClock_Vtbl;
  86 static const IAudioClock2Vtbl AudioClock2_Vtbl;
  87 extern const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
  88 extern const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
  89
  90 void DECLSPEC_HIDDEN sessions_lock(void)
  91 {
  92     EnterCriticalSection(&g_sessions_lock);
  93 }
  94
  95 void DECLSPEC_HIDDEN sessions_unlock(void)
  96 {
  97     LeaveCriticalSection(&g_sessions_lock);
  98 }
  99
 100 static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 101 {
 102     return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 103 }
 104
 105 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
 106 {
 107     return CONTAINING_RECORD(iface, ACImpl, IAudioRenderClient_iface);
 108 }
 109
 110 static inline ACImpl *impl_from_IAudioCaptureClient(IAudioCaptureClient *iface)
 111 {
 112     return CONTAINING_RECORD(iface, ACImpl, IAudioCaptureClient_iface);
 113 }
 114
 115 static inline ACImpl *impl_from_IAudioClock(IAudioClock *iface)
 116 {
 117     return CONTAINING_RECORD(iface, ACImpl, IAudioClock_iface);
 118 }
 119
 120 static inline ACImpl *impl_from_IAudioClock2(IAudioClock2 *iface)
 121 {
 122     return CONTAINING_RECORD(iface, ACImpl, IAudioClock2_iface);
 123 }
 124
 125 static inline ACImpl *impl_from_IAudioStreamVolume(IAudioStreamVolume *iface)
 126 {
 127     return CONTAINING_RECORD(iface, ACImpl, IAudioStreamVolume_iface);
 128 }
 129
 130 BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved)
 131 {
 132     switch (reason)
 133     {
 134     case DLL_PROCESS_ATTACH:
 135     {
 136         WCHAR buf[MAX_PATH];
 137         WCHAR *filename;
 138
 139         if(__wine_init_unix_call()) return FALSE;
 140
 141         GetModuleFileNameW(dll, buf, ARRAY_SIZE(buf));
 142
 143         filename = wcsrchr(buf, '\\');
 144         filename = filename ? filename + 1 : buf;
 145
 146         swprintf(drv_key_devicesW, ARRAY_SIZE(drv_key_devicesW),
 147                  L"Software\\Wine\\Drivers\\%s\\devices", filename);
 148
 149         break;
 150     }
 151     case DLL_PROCESS_DETACH:
 152         if (!reserved)
 153         {
 154             OSSDevice *iter, *iter2;
 155
 156             DeleteCriticalSection(&g_sessions_lock);
 157
 158             LIST_FOR_EACH_ENTRY_SAFE(iter, iter2, &g_devices, OSSDevice, entry){
 159                 HeapFree(GetProcessHeap(), 0, iter);
 160             }
 161         }
 162         break;
 163     }
 164     return TRUE;
 165 }
 166
 167 static HRESULT stream_release(stream_handle stream, HANDLE timer_thread)
 168 {
 169     struct release_stream_params params;
 170
 171     params.stream = stream;
 172     params.timer_thread = timer_thread;
 173     OSS_CALL(release_stream, &params);
 174
 175     return params.result;
 176 }
 177
 178 static DWORD WINAPI timer_thread(void *user)
 179 {
 180     struct timer_loop_params params;
 181     ACImpl *This = user;
 182
 183     params.stream = This->stream;
 184     OSS_CALL(timer_loop, &params);
 185
 186     return 0;
 187 }
 188
 189 static void set_device_guid(EDataFlow flow, HKEY drv_key, const WCHAR *key_name,
 190         GUID *guid)
 191 {
 192     HKEY key;
 193     BOOL opened = FALSE;
 194     LONG lr;
 195
 196     if(!drv_key){
 197         lr = RegCreateKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, NULL, 0, KEY_WRITE,
 198                     NULL, &drv_key, NULL);
 199         if(lr != ERROR_SUCCESS){
 200             ERR("RegCreateKeyEx(drv_key) failed: %lu\n", lr);
 201             return;
 202         }
 203         opened = TRUE;
 204     }
 205
 206     lr = RegCreateKeyExW(drv_key, key_name, 0, NULL, 0, KEY_WRITE,
 207                 NULL, &key, NULL);
 208     if(lr != ERROR_SUCCESS){
 209         ERR("RegCreateKeyEx(%s) failed: %lu\n", wine_dbgstr_w(key_name), lr);
 210         goto exit;
 211     }
 212
 213     lr = RegSetValueExW(key, guidW, 0, REG_BINARY, (BYTE*)guid,
 214                 sizeof(GUID));
 215     if(lr != ERROR_SUCCESS)
 216         ERR("RegSetValueEx(%s\\guid) failed: %lu\n", wine_dbgstr_w(key_name), lr);
 217
 218     RegCloseKey(key);
 219 exit:
 220     if(opened)
 221         RegCloseKey(drv_key);
 222 }
 223
 224 static void get_device_guid(EDataFlow flow, const char *device, GUID *guid)
 225 {
 226     HKEY key = NULL, dev_key;
 227     DWORD type, size = sizeof(*guid);
 228     WCHAR key_name[256];
 229
 230     if(flow == eCapture)
 231         key_name[0] = '1';
 232     else
 233         key_name[0] = '0';
 234     key_name[1] = ',';
 235     MultiByteToWideChar(CP_UNIXCP, 0, device, -1, key_name + 2, ARRAY_SIZE(key_name) - 2);
 236
 237     if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_WRITE|KEY_READ, &key) == ERROR_SUCCESS){
 238         if(RegOpenKeyExW(key, key_name, 0, KEY_READ, &dev_key) == ERROR_SUCCESS){
 239             if(RegQueryValueExW(dev_key, guidW, 0, &type,
 240                         (BYTE*)guid, &size) == ERROR_SUCCESS){
 241                 if(type == REG_BINARY){
 242                     RegCloseKey(dev_key);
 243                     RegCloseKey(key);
 244                     return;
 245                 }
 246                 ERR("Invalid type for device %s GUID: %lu; ignoring and overwriting\n",
 247                         wine_dbgstr_w(key_name), type);
 248             }
 249             RegCloseKey(dev_key);
 250         }
 251     }
 252
 253     CoCreateGuid(guid);
 254
 255     set_device_guid(flow, key, key_name, guid);
 256
 257     if(key)
 258         RegCloseKey(key);
 259 }
 260
 261 static void set_stream_volumes(ACImpl *This)
 262 {
 263     struct set_volumes_params params;
 264
 265     params.stream = This->stream;
 266     params.master_volume = (This->session->mute ? 0.0f : This->session->master_vol);
 267     params.volumes = This->vols;
 268     params.session_volumes = This->session->channel_vols;
 269     OSS_CALL(set_volumes, &params);
 270 }
 271
 272 static const OSSDevice *get_ossdevice_from_guid(const GUID *guid)
 273 {
 274     OSSDevice *dev_item;
 275     LIST_FOR_EACH_ENTRY(dev_item, &g_devices, OSSDevice, entry)
 276         if(IsEqualGUID(guid, &dev_item->guid))
 277             return dev_item;
 278     return NULL;
 279 }
 280
 281 static void device_add(OSSDevice *oss_dev)
 282 {
 283     if(get_ossdevice_from_guid(&oss_dev->guid)) /* already in list */
 284         HeapFree(GetProcessHeap(), 0, oss_dev);
 285     else
 286         list_add_tail(&g_devices, &oss_dev->entry);
 287 }
 288
 289 HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids_out, GUID **guids_out,
 290         UINT *num, UINT *def_index)
 291 {
 292     struct get_endpoint_ids_params params;
 293     GUID *guids = NULL;
 294     WCHAR **ids = NULL;
 295     unsigned int i;
 296
 297     TRACE("%d %p %p %p %p\n", flow, ids, guids, num, def_index);
 298
 299     params.flow = flow;
 300     params.size = 1000;
 301     params.endpoints = NULL;
 302     do{
 303         HeapFree(GetProcessHeap(), 0, params.endpoints);
 304         params.endpoints = HeapAlloc(GetProcessHeap(), 0, params.size);
 305         OSS_CALL(get_endpoint_ids, &params);
 306     }while(params.result == HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER));
 307
 308     if(FAILED(params.result)) goto end;
 309
 310     ids = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, params.num * sizeof(*ids));
 311     guids = HeapAlloc(GetProcessHeap(), 0, params.num * sizeof(*guids));
 312     if(!ids || !guids){
 313         params.result = E_OUTOFMEMORY;
 314         goto end;
 315     }
 316
 317     for(i = 0; i < params.num; i++){
 318         WCHAR *name = (WCHAR *)((char *)params.endpoints + params.endpoints[i].name);
 319         char *device = (char *)params.endpoints + params.endpoints[i].device;
 320         unsigned int name_size = (wcslen(name) + 1) * sizeof(WCHAR);
 321         unsigned int dev_size = strlen(device) + 1;
 322         OSSDevice *oss_dev;
 323
 324         ids[i] = HeapAlloc(GetProcessHeap(), 0, name_size);
 325         oss_dev = HeapAlloc(GetProcessHeap(), 0, offsetof(OSSDevice, devnode[dev_size]));
 326         if(!ids[i] || !oss_dev){
 327             HeapFree(GetProcessHeap(), 0, oss_dev);
 328             params.result = E_OUTOFMEMORY;
 329             goto end;
 330         }
 331         memcpy(ids[i], name, name_size);
 332         get_device_guid(flow, device, guids + i);
 333
 334         oss_dev->flow = flow;
 335         oss_dev->guid = guids[i];
 336         memcpy(oss_dev->devnode, device, dev_size);
 337         device_add(oss_dev);
 338     }
 339     *def_index = params.default_idx;
 340
 341 end:
 342     HeapFree(GetProcessHeap(), 0, params.endpoints);
 343     if(FAILED(params.result)){
 344         HeapFree(GetProcessHeap(), 0, guids);
 345         if(ids){
 346             for(i = 0; i < params.num; i++)
 347                 HeapFree(GetProcessHeap(), 0, ids[i]);
 348             HeapFree(GetProcessHeap(), 0, ids);
 349         }
 350     }else{
 351         *ids_out = ids;
 352         *guids_out = guids;
 353         *num = params.num;
 354     }
 355
 356     return params.result;
 357 }
 358
 359 HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
 360         IAudioClient **out)
 361 {
 362     ACImpl *This;
 363     const OSSDevice *oss_dev;
 364     HRESULT hr;
 365     int len;
 366
 367     TRACE("%s %p %p\n", debugstr_guid(guid), dev, out);
 368
 369     oss_dev = get_ossdevice_from_guid(guid);
 370     if(!oss_dev){
 371         WARN("Unknown GUID: %s\n", debugstr_guid(guid));
 372         return AUDCLNT_E_DEVICE_INVALIDATED;
 373     }
 374     len = strlen(oss_dev->devnode);
 375     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, offsetof(ACImpl, device_name[len + 1]));
 376     if(!This)
 377         return E_OUTOFMEMORY;
 378
 379     hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->marshal);
 380     if (FAILED(hr)) {
 381          HeapFree(GetProcessHeap(), 0, This);
 382          return hr;
 383     }
 384
 385     This->dataflow = oss_dev->flow;
 386     strcpy(This->device_name, oss_dev->devnode);
 387
 388     This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
 389     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
 390     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
 391     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
 392     This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
 393     This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
 394
 395     This->parent = dev;
 396     IMMDevice_AddRef(This->parent);
 397
 398     *out = (IAudioClient *)&This->IAudioClient3_iface;
 399     IAudioClient3_AddRef(&This->IAudioClient3_iface);
 400
 401     return S_OK;
 402 }
 403
 404 static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
 405         REFIID riid, void **ppv)
 406 {
 407     ACImpl *This = impl_from_IAudioClient3(iface);
 408     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 409
 410     if(!ppv)
 411         return E_POINTER;
 412     *ppv = NULL;
 413     if(IsEqualIID(riid, &IID_IUnknown) ||
 414             IsEqualIID(riid, &IID_IAudioClient) ||
 415             IsEqualIID(riid, &IID_IAudioClient2) ||
 416             IsEqualIID(riid, &IID_IAudioClient3))
 417         *ppv = iface;
 418     else if(IsEqualIID(riid, &IID_IMarshal))
 419         return IUnknown_QueryInterface(This->marshal, riid, ppv);
 420     if(*ppv){
 421         IUnknown_AddRef((IUnknown*)*ppv);
 422         return S_OK;
 423     }
 424     WARN("Unknown interface %s\n", debugstr_guid(riid));
 425     return E_NOINTERFACE;
 426 }
 427
 428 static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 429 {
 430     ACImpl *This = impl_from_IAudioClient3(iface);
 431     ULONG ref;
 432     ref = InterlockedIncrement(&This->ref);
 433     TRACE("(%p) Refcount now %lu\n", This, ref);
 434     return ref;
 435 }
 436
 437 static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 438 {
 439     ACImpl *This = impl_from_IAudioClient3(iface);
 440     ULONG ref;
 441
 442     ref = InterlockedDecrement(&This->ref);
 443     TRACE("(%p) Refcount now %lu\n", This, ref);
 444     if(!ref){
 445         IAudioClient3_Stop(iface);
 446         IMMDevice_Release(This->parent);
 447         IUnknown_Release(This->marshal);
 448         if(This->session){
 449             sessions_lock();
 450             list_remove(&This->entry);
 451             sessions_unlock();
 452         }
 453         HeapFree(GetProcessHeap(), 0, This->vols);
 454         if(This->stream)
 455             stream_release(This->stream, This->timer_thread);
 456         HeapFree(GetProcessHeap(), 0, This);
 457     }
 458     return ref;
 459 }
 460
 461 static void dump_fmt(const WAVEFORMATEX *fmt)
 462 {
 463     TRACE("wFormatTag: 0x%x (", fmt->wFormatTag);
 464     switch(fmt->wFormatTag){
 465     case WAVE_FORMAT_PCM:
 466         TRACE("WAVE_FORMAT_PCM");
 467         break;
 468     case WAVE_FORMAT_IEEE_FLOAT:
 469         TRACE("WAVE_FORMAT_IEEE_FLOAT");
 470         break;
 471     case WAVE_FORMAT_EXTENSIBLE:
 472         TRACE("WAVE_FORMAT_EXTENSIBLE");
 473         break;
 474     default:
 475         TRACE("Unknown");
 476         break;
 477     }
 478     TRACE(")\n");
 479
 480     TRACE("nChannels: %u\n", fmt->nChannels);
 481     TRACE("nSamplesPerSec: %lu\n", fmt->nSamplesPerSec);
 482     TRACE("nAvgBytesPerSec: %lu\n", fmt->nAvgBytesPerSec);
 483     TRACE("nBlockAlign: %u\n", fmt->nBlockAlign);
 484     TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample);
 485     TRACE("cbSize: %u\n", fmt->cbSize);
 486
 487     if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
 488         WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
 489         TRACE("dwChannelMask: %08lx\n", fmtex->dwChannelMask);
 490         TRACE("Samples: %04x\n", fmtex->Samples.wReserved);
 491         TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat));
 492     }
 493 }
 494
 495 static void session_init_vols(AudioSession *session, UINT channels)
 496 {
 497     if(session->channel_count < channels){
 498         UINT i;
 499
 500         if(session->channel_vols)
 501             session->channel_vols = HeapReAlloc(GetProcessHeap(), 0,
 502                     session->channel_vols, sizeof(float) * channels);
 503         else
 504             session->channel_vols = HeapAlloc(GetProcessHeap(), 0,
 505                     sizeof(float) * channels);
 506         if(!session->channel_vols)
 507             return;
 508
 509         for(i = session->channel_count; i < channels; ++i)
 510             session->channel_vols[i] = 1.f;
 511
 512         session->channel_count = channels;
 513     }
 514 }
 515
 516 static AudioSession *create_session(const GUID *guid, IMMDevice *device,
 517         UINT num_channels)
 518 {
 519     AudioSession *ret;
 520
 521     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession));
 522     if(!ret)
 523         return NULL;
 524
 525     memcpy(&ret->guid, guid, sizeof(GUID));
 526
 527     ret->device = device;
 528
 529     list_init(&ret->clients);
 530
 531     list_add_head(&g_sessions, &ret->entry);
 532
 533     session_init_vols(ret, num_channels);
 534
 535     ret->master_vol = 1.f;
 536
 537     return ret;
 538 }
 539
 540 /* if channels == 0, then this will return or create a session with
 541  * matching dataflow and GUID. otherwise, channels must also match */
 542 static HRESULT get_audio_session(const GUID *sessionguid,
 543         IMMDevice *device, UINT channels, AudioSession **out)
 544 {
 545     AudioSession *session;
 546
 547     if(!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)){
 548         *out = create_session(&GUID_NULL, device, channels);
 549         if(!*out)
 550             return E_OUTOFMEMORY;
 551
 552         return S_OK;
 553     }
 554
 555     *out = NULL;
 556     LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry){
 557         if(session->device == device &&
 558                 IsEqualGUID(sessionguid, &session->guid)){
 559             session_init_vols(session, channels);
 560             *out = session;
 561             break;
 562         }
 563     }
 564
 565     if(!*out){
 566         *out = create_session(sessionguid, device, channels);
 567         if(!*out)
 568             return E_OUTOFMEMORY;
 569     }
 570
 571     return S_OK;
 572 }
 573
 574 static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
 575         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
 576         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
 577         const GUID *sessionguid)
 578 {
 579     ACImpl *This = impl_from_IAudioClient3(iface);
 580     struct create_stream_params params;
 581     stream_handle stream;
 582     unsigned int i;
 583
 584     TRACE("(%p)->(%x, %lx, %s, %s, %p, %s)\n", This, mode, flags,
 585           wine_dbgstr_longlong(duration), wine_dbgstr_longlong(period), fmt, debugstr_guid(sessionguid));
 586
 587     if(!fmt)
 588         return E_POINTER;
 589
 590     dump_fmt(fmt);
 591
 592     if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
 593         return E_INVALIDARG;
 594
 595     if(flags & ~(AUDCLNT_STREAMFLAGS_CROSSPROCESS |
 596                 AUDCLNT_STREAMFLAGS_LOOPBACK |
 597                 AUDCLNT_STREAMFLAGS_EVENTCALLBACK |
 598                 AUDCLNT_STREAMFLAGS_NOPERSIST |
 599                 AUDCLNT_STREAMFLAGS_RATEADJUST |
 600                 AUDCLNT_SESSIONFLAGS_EXPIREWHENUNOWNED |
 601                 AUDCLNT_SESSIONFLAGS_DISPLAY_HIDE |
 602                 AUDCLNT_SESSIONFLAGS_DISPLAY_HIDEWHENEXPIRED |
 603                 AUDCLNT_STREAMFLAGS_SRC_DEFAULT_QUALITY |
 604                 AUDCLNT_STREAMFLAGS_AUTOCONVERTPCM)){
 605         FIXME("Unknown flags: %08lx\n", flags);
 606         return E_INVALIDARG;
 607     }
 608
 609     if(mode == AUDCLNT_SHAREMODE_SHARED){
 610         period = DefaultPeriod;
 611         if( duration < 3 * period)
 612             duration = 3 * period;
 613     }else{
 614         if(!period)
 615             period = DefaultPeriod; /* not minimum */
 616         if(period < MinimumPeriod || period > 5000000)
 617             return AUDCLNT_E_INVALID_DEVICE_PERIOD;
 618         if(duration > 20000000) /* the smaller the period, the lower this limit */
 619             return AUDCLNT_E_BUFFER_SIZE_ERROR;
 620         if(flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK){
 621             if(duration != period)
 622                 return AUDCLNT_E_BUFDURATION_PERIOD_NOT_EQUAL;
 623             FIXME("EXCLUSIVE mode with EVENTCALLBACK\n");
 624             return AUDCLNT_E_DEVICE_IN_USE;
 625         }else{
 626             if( duration < 8 * period)
 627                 duration = 8 * period; /* may grow above 2s */
 628         }
 629     }
 630
 631     sessions_lock();
 632
 633     if(This->stream){
 634         sessions_unlock();
 635         return AUDCLNT_E_ALREADY_INITIALIZED;
 636     }
 637
 638     params.name = NULL;
 639     params.device = This->device_name;
 640     params.flow = This->dataflow;
 641     params.share = mode;
 642     params.flags = flags;
 643     params.duration = duration;
 644     params.period = period;
 645     params.fmt = fmt;
 646     params.channel_count = NULL;
 647     params.stream = &stream;
 648
 649     OSS_CALL(create_stream, &params);
 650     if(FAILED(params.result)){
 651         sessions_unlock();
 652         return params.result;
 653     }
 654
 655     This->channel_count = fmt->nChannels;
 656     This->vols = HeapAlloc(GetProcessHeap(), 0, This->channel_count * sizeof(float));
 657     if(!This->vols){
 658         params.result = E_OUTOFMEMORY;
 659         goto exit;
 660     }
 661     for(i = 0; i < This->channel_count; ++i)
 662         This->vols[i] = 1.f;
 663
 664     params.result = get_audio_session(sessionguid, This->parent, This->channel_count,
 665             &This->session);
 666
 667 exit:
 668     if(FAILED(params.result)){
 669         stream_release(stream, NULL);
 670         HeapFree(GetProcessHeap(), 0, This->vols);
 671         This->vols = NULL;
 672     } else {
 673         list_add_tail(&This->session->clients, &This->entry);
 674         This->stream = stream;
 675         set_stream_volumes(This);
 676     }
 677
 678     sessions_unlock();
 679
 680     return params.result;
 681 }
 682
 683 static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
 684         UINT32 *frames)
 685 {
 686     ACImpl *This = impl_from_IAudioClient3(iface);
 687     struct get_buffer_size_params params;
 688
 689     TRACE("(%p)->(%p)\n", This, frames);
 690
 691     if(!frames)
 692         return E_POINTER;
 693
 694     if(!This->stream)
 695         return AUDCLNT_E_NOT_INITIALIZED;
 696
 697     params.stream = This->stream;
 698     params.frames = frames;
 699
 700     OSS_CALL(get_buffer_size, &params);
 701     TRACE("buffer size: %u\n", *frames);
 702
 703     return params.result;
 704 }
 705
 706 static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
 707         REFERENCE_TIME *latency)
 708 {
 709     ACImpl *This = impl_from_IAudioClient3(iface);
 710     struct get_latency_params params;
 711
 712     TRACE("(%p)->(%p)\n", This, latency);
 713
 714     if(!latency)
 715         return E_POINTER;
 716
 717     if(!This->stream)
 718         return AUDCLNT_E_NOT_INITIALIZED;
 719
 720     params.stream = This->stream;
 721     params.latency = latency;
 722     OSS_CALL(get_latency, &params);
 723
 724     return params.result;
 725 }
 726
 727 static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
 728         UINT32 *numpad)
 729 {
 730     ACImpl *This = impl_from_IAudioClient3(iface);
 731     struct get_current_padding_params params;
 732
 733     TRACE("(%p)->(%p)\n", This, numpad);
 734
 735     if(!numpad)
 736         return E_POINTER;
 737
 738     if(!This->stream)
 739         return AUDCLNT_E_NOT_INITIALIZED;
 740
 741     params.stream = This->stream;
 742     params.padding = numpad;
 743     OSS_CALL(get_current_padding, &params);
 744     TRACE("padding: %u\n", *numpad);
 745
 746     return params.result;
 747 }
 748
 749 static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
 750         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
 751         WAVEFORMATEX **out)
 752 {
 753     ACImpl *This = impl_from_IAudioClient3(iface);
 754     struct is_format_supported_params params;
 755
 756     TRACE("(%p)->(%x, %p, %p)\n", This, mode, fmt, out);
 757     if(fmt) dump_fmt(fmt);
 758
 759     params.device = This->device_name;
 760     params.flow = This->dataflow;
 761     params.share = mode;
 762     params.fmt_in = fmt;
 763     params.fmt_out = NULL;
 764
 765     if(out){
 766         *out = NULL;
 767         if(mode == AUDCLNT_SHAREMODE_SHARED)
 768             params.fmt_out = CoTaskMemAlloc(sizeof(*params.fmt_out));
 769     }
 770     OSS_CALL(is_format_supported, &params);
 771
 772     if(params.result == S_FALSE)
 773         *out = &params.fmt_out->Format;
 774     else
 775         CoTaskMemFree(params.fmt_out);
 776
 777     return params.result;
 778 }
 779
 780 static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
 781         WAVEFORMATEX **pwfx)
 782 {
 783     ACImpl *This = impl_from_IAudioClient3(iface);
 784     struct get_mix_format_params params;
 785
 786     TRACE("(%p)->(%p)\n", This, pwfx);
 787
 788     if(!pwfx)
 789         return E_POINTER;
 790     *pwfx = NULL;
 791
 792     params.device = This->device_name;
 793     params.flow = This->dataflow;
 794     params.fmt = CoTaskMemAlloc(sizeof(WAVEFORMATEXTENSIBLE));
 795     if(!params.fmt)
 796         return E_OUTOFMEMORY;
 797
 798     OSS_CALL(get_mix_format, &params);
 799
 800     if(SUCCEEDED(params.result)){
 801         *pwfx = &params.fmt->Format;
 802         dump_fmt(*pwfx);
 803     } else
 804         CoTaskMemFree(params.fmt);
 805
 806     return params.result;
 807 }
 808
 809 static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
 810         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 811 {
 812     ACImpl *This = impl_from_IAudioClient3(iface);
 813
 814     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 815
 816     if(!defperiod && !minperiod)
 817         return E_POINTER;
 818
 819     if(defperiod)
 820         *defperiod = DefaultPeriod;
 821     if(minperiod)
 822         *minperiod = MinimumPeriod;
 823
 824     return S_OK;
 825 }
 826
 827 static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 828 {
 829     ACImpl *This = impl_from_IAudioClient3(iface);
 830     struct start_params params;
 831
 832     TRACE("(%p)\n", This);
 833
 834     sessions_lock();
 835
 836     if(!This->stream){
 837         sessions_unlock();
 838         return AUDCLNT_E_NOT_INITIALIZED;
 839     }
 840
 841     params.stream = This->stream;
 842     OSS_CALL(start, &params);
 843
 844     if(SUCCEEDED(params.result) && !This->timer_thread){
 845         This->timer_thread = CreateThread(NULL, 0, timer_thread, This, 0, NULL);
 846         SetThreadPriority(This->timer_thread, THREAD_PRIORITY_TIME_CRITICAL);
 847     }
 848
 849     sessions_unlock();
 850
 851     return params.result;
 852 }
 853
 854 static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 855 {
 856     ACImpl *This = impl_from_IAudioClient3(iface);
 857     struct stop_params params;
 858
 859     TRACE("(%p)\n", This);
 860
 861     if(!This->stream)
 862         return AUDCLNT_E_NOT_INITIALIZED;
 863
 864     params.stream = This->stream;
 865     OSS_CALL(stop, &params);
 866
 867     return params.result;
 868 }
 869
 870 static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 871 {
 872     ACImpl *This = impl_from_IAudioClient3(iface);
 873     struct reset_params params;
 874
 875     TRACE("(%p)\n", This);
 876
 877     if(!This->stream)
 878         return AUDCLNT_E_NOT_INITIALIZED;
 879
 880     params.stream = This->stream;
 881     OSS_CALL(reset, &params);
 882
 883     return params.result;
 884 }
 885
 886 static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
 887         HANDLE event)
 888 {
 889     ACImpl *This = impl_from_IAudioClient3(iface);
 890     struct set_event_handle_params params;
 891
 892     TRACE("(%p)->(%p)\n", This, event);
 893
 894     if(!event)
 895         return E_INVALIDARG;
 896
 897     if(!This->stream)
 898         return AUDCLNT_E_NOT_INITIALIZED;
 899
 900     params.stream = This->stream;
 901     params.event = event;
 902     OSS_CALL(set_event_handle, &params);
 903
 904     return params.result;
 905 }
 906
 907 static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
 908         void **ppv)
 909 {
 910     ACImpl *This = impl_from_IAudioClient3(iface);
 911
 912     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
 913
 914     if(!ppv)
 915         return E_POINTER;
 916     *ppv = NULL;
 917
 918     sessions_lock();
 919
 920     if(!This->stream){
 921         sessions_unlock();
 922         return AUDCLNT_E_NOT_INITIALIZED;
 923     }
 924
 925     if(IsEqualIID(riid, &IID_IAudioRenderClient)){
 926         if(This->dataflow != eRender){
 927             sessions_unlock();
 928             return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
 929         }
 930         IAudioRenderClient_AddRef(&This->IAudioRenderClient_iface);
 931         *ppv = &This->IAudioRenderClient_iface;
 932     }else if(IsEqualIID(riid, &IID_IAudioCaptureClient)){
 933         if(This->dataflow != eCapture){
 934             sessions_unlock();
 935             return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
 936         }
 937         IAudioCaptureClient_AddRef(&This->IAudioCaptureClient_iface);
 938         *ppv = &This->IAudioCaptureClient_iface;
 939     }else if(IsEqualIID(riid, &IID_IAudioClock)){
 940         IAudioClock_AddRef(&This->IAudioClock_iface);
 941         *ppv = &This->IAudioClock_iface;
 942     }else if(IsEqualIID(riid, &IID_IAudioStreamVolume)){
 943         IAudioStreamVolume_AddRef(&This->IAudioStreamVolume_iface);
 944         *ppv = &This->IAudioStreamVolume_iface;
 945     }else if(IsEqualIID(riid, &IID_IAudioSessionControl)){
 946         if(!This->session_wrapper){
 947             This->session_wrapper = AudioSessionWrapper_Create(This);
 948             if(!This->session_wrapper){
 949                 sessions_unlock();
 950                 return E_OUTOFMEMORY;
 951             }
 952         }else
 953             IAudioSessionControl2_AddRef(&This->session_wrapper->IAudioSessionControl2_iface);
 954
 955         *ppv = &This->session_wrapper->IAudioSessionControl2_iface;
 956     }else if(IsEqualIID(riid, &IID_IChannelAudioVolume)){
 957         if(!This->session_wrapper){
 958             This->session_wrapper = AudioSessionWrapper_Create(This);
 959             if(!This->session_wrapper){
 960                 sessions_unlock();
 961                 return E_OUTOFMEMORY;
 962             }
 963         }else
 964             IChannelAudioVolume_AddRef(&This->session_wrapper->IChannelAudioVolume_iface);
 965
 966         *ppv = &This->session_wrapper->IChannelAudioVolume_iface;
 967     }else if(IsEqualIID(riid, &IID_ISimpleAudioVolume)){
 968         if(!This->session_wrapper){
 969             This->session_wrapper = AudioSessionWrapper_Create(This);
 970             if(!This->session_wrapper){
 971                 sessions_unlock();
 972                 return E_OUTOFMEMORY;
 973             }
 974         }else
 975             ISimpleAudioVolume_AddRef(&This->session_wrapper->ISimpleAudioVolume_iface);
 976
 977         *ppv = &This->session_wrapper->ISimpleAudioVolume_iface;
 978     }
 979
 980     if(*ppv){
 981         sessions_unlock();
 982         return S_OK;
 983     }
 984
 985     sessions_unlock();
 986
 987     FIXME("stub %s\n", debugstr_guid(riid));
 988     return E_NOINTERFACE;
 989 }
 990
 991 static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
 992         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 993 {
 994     ACImpl *This = impl_from_IAudioClient3(iface);
 995
 996     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 997
 998     if(!offload_capable)
 999         return E_INVALIDARG;
1000
1001     *offload_capable = FALSE;
1002
1003     return S_OK;
1004 }
1005
1006 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
1007         const AudioClientProperties *prop)
1008 {
1009     ACImpl *This = impl_from_IAudioClient3(iface);
1010     const Win8AudioClientProperties *legacy_prop = (const Win8AudioClientProperties *)prop;
1011
1012     TRACE("(%p)->(%p)\n", This, prop);
1013
1014     if(!legacy_prop)
1015         return E_POINTER;
1016
1017     if(legacy_prop->cbSize == sizeof(AudioClientProperties)){
1018         TRACE("{ bIsOffload: %u, eCategory: 0x%x, Options: 0x%x }\n",
1019                 legacy_prop->bIsOffload,
1020                 legacy_prop->eCategory,
1021                 prop->Options);
1022     }else if(legacy_prop->cbSize == sizeof(Win8AudioClientProperties)){
1023         TRACE("{ bIsOffload: %u, eCategory: 0x%x }\n",
1024                 legacy_prop->bIsOffload,
1025                 legacy_prop->eCategory);
1026     }else{
1027         WARN("Unsupported Size = %d\n", legacy_prop->cbSize);
1028         return E_INVALIDARG;
1029     }
1030
1031
1032     if(legacy_prop->bIsOffload)
1033         return AUDCLNT_E_ENDPOINT_OFFLOAD_NOT_CAPABLE;
1034
1035     return S_OK;
1036 }
1037
1038 static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
1039         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
1040         REFERENCE_TIME *max_duration)
1041 {
1042     ACImpl *This = impl_from_IAudioClient3(iface);
1043
1044     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
1045
1046     return E_NOTIMPL;
1047 }
1048
1049 static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
1050         const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
1051         UINT32 *min_period_frames, UINT32 *max_period_frames)
1052 {
1053     ACImpl *This = impl_from_IAudioClient3(iface);
1054
1055     FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
1056             min_period_frames, max_period_frames);
1057
1058     return E_NOTIMPL;
1059 }
1060
1061 static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
1062         WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
1063 {
1064     ACImpl *This = impl_from_IAudioClient3(iface);
1065
1066     FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
1067
1068     return E_NOTIMPL;
1069 }
1070
1071 static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
1072         DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
1073         const GUID *session_guid)
1074 {
1075     ACImpl *This = impl_from_IAudioClient3(iface);
1076
1077     FIXME("(%p)->(0x%lx, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
1078
1079     return E_NOTIMPL;
1080 }
1081
1082 static const IAudioClient3Vtbl AudioClient3_Vtbl =
1083 {
1084     AudioClient_QueryInterface,
1085     AudioClient_AddRef,
1086     AudioClient_Release,
1087     AudioClient_Initialize,
1088     AudioClient_GetBufferSize,
1089     AudioClient_GetStreamLatency,
1090     AudioClient_GetCurrentPadding,
1091     AudioClient_IsFormatSupported,
1092     AudioClient_GetMixFormat,
1093     AudioClient_GetDevicePeriod,
1094     AudioClient_Start,
1095     AudioClient_Stop,
1096     AudioClient_Reset,
1097     AudioClient_SetEventHandle,
1098     AudioClient_GetService,
1099     AudioClient_IsOffloadCapable,
1100     AudioClient_SetClientProperties,
1101     AudioClient_GetBufferSizeLimits,
1102     AudioClient_GetSharedModeEnginePeriod,
1103     AudioClient_GetCurrentSharedModeEnginePeriod,
1104     AudioClient_InitializeSharedAudioStream,
1105 };
1106
1107 static HRESULT WINAPI AudioRenderClient_QueryInterface(
1108         IAudioRenderClient *iface, REFIID riid, void **ppv)
1109 {
1110     ACImpl *This = impl_from_IAudioRenderClient(iface);
1111     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
1112
1113     if(!ppv)
1114         return E_POINTER;
1115     *ppv = NULL;
1116
1117     if(IsEqualIID(riid, &IID_IUnknown) ||
1118             IsEqualIID(riid, &IID_IAudioRenderClient))
1119         *ppv = iface;
1120     else if(IsEqualIID(riid, &IID_IMarshal))
1121         return IUnknown_QueryInterface(This->marshal, riid, ppv);
1122     if(*ppv){
1123         IUnknown_AddRef((IUnknown*)*ppv);
1124         return S_OK;
1125     }
1126
1127     WARN("Unknown interface %s\n", debugstr_guid(riid));
1128     return E_NOINTERFACE;
1129 }
1130
1131 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
1132 {
1133     ACImpl *This = impl_from_IAudioRenderClient(iface);
1134     return IAudioClient3_AddRef(&This->IAudioClient3_iface);
1135 }
1136
1137 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
1138 {
1139     ACImpl *This = impl_from_IAudioRenderClient(iface);
1140     return IAudioClient3_Release(&This->IAudioClient3_iface);
1141 }
1142
1143 static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
1144         UINT32 frames, BYTE **data)
1145 {
1146     ACImpl *This = impl_from_IAudioRenderClient(iface);
1147     struct get_render_buffer_params params;
1148
1149     TRACE("(%p)->(%u, %p)\n", This, frames, data);
1150
1151     if(!data)
1152         return E_POINTER;
1153
1154     *data = NULL;
1155
1156     params.stream = This->stream;
1157     params.frames = frames;
1158     params.data = data;
1159     OSS_CALL(get_render_buffer, &params);
1160
1161     return params.result;
1162 }
1163
1164 static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
1165         IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
1166 {
1167     ACImpl *This = impl_from_IAudioRenderClient(iface);
1168     struct release_render_buffer_params params;
1169
1170     TRACE("(%p)->(%u, %lx)\n", This, written_frames, flags);
1171
1172     params.stream = This->stream;
1173     params.written_frames = written_frames;
1174     params.flags = flags;
1175     OSS_CALL(release_render_buffer, &params);
1176
1177     return params.result;
1178 }
1179
1180 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
1181     AudioRenderClient_QueryInterface,
1182     AudioRenderClient_AddRef,
1183     AudioRenderClient_Release,
1184     AudioRenderClient_GetBuffer,
1185     AudioRenderClient_ReleaseBuffer
1186 };
1187
1188 static HRESULT WINAPI AudioCaptureClient_QueryInterface(
1189         IAudioCaptureClient *iface, REFIID riid, void **ppv)
1190 {
1191     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1192     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
1193
1194     if(!ppv)
1195         return E_POINTER;
1196     *ppv = NULL;
1197
1198     if(IsEqualIID(riid, &IID_IUnknown) ||
1199             IsEqualIID(riid, &IID_IAudioCaptureClient))
1200         *ppv = iface;
1201     else if(IsEqualIID(riid, &IID_IMarshal))
1202         return IUnknown_QueryInterface(This->marshal, riid, ppv);
1203     if(*ppv){
1204         IUnknown_AddRef((IUnknown*)*ppv);
1205         return S_OK;
1206     }
1207
1208     WARN("Unknown interface %s\n", debugstr_guid(riid));
1209     return E_NOINTERFACE;
1210 }
1211
1212 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
1213 {
1214     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1215     return IAudioClient3_AddRef(&This->IAudioClient3_iface);
1216 }
1217
1218 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
1219 {
1220     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1221     return IAudioClient3_Release(&This->IAudioClient3_iface);
1222 }
1223
1224 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
1225         BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos,
1226         UINT64 *qpcpos)
1227 {
1228     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1229     struct get_capture_buffer_params params;
1230
1231     TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
1232             devpos, qpcpos);
1233
1234     if(!data)
1235         return E_POINTER;
1236
1237     *data = NULL;
1238
1239     if(!frames || !flags)
1240         return E_POINTER;
1241
1242     params.stream = This->stream;
1243     params.data = data;
1244     params.frames = frames;
1245     params.flags = (UINT*)flags;
1246     params.devpos = devpos;
1247     params.qpcpos = qpcpos;
1248     OSS_CALL(get_capture_buffer, &params);
1249
1250     return params.result;
1251 }
1252
1253 static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
1254         IAudioCaptureClient *iface, UINT32 done)
1255 {
1256     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1257     struct release_capture_buffer_params params;
1258
1259     TRACE("(%p)->(%u)\n", This, done);
1260
1261     params.stream = This->stream;
1262     params.done = done;
1263     OSS_CALL(release_capture_buffer, &params);
1264
1265     return params.result;
1266 }
1267
1268 static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
1269         IAudioCaptureClient *iface, UINT32 *frames)
1270 {
1271     ACImpl *This = impl_from_IAudioCaptureClient(iface);
1272     struct get_next_packet_size_params params;
1273
1274     TRACE("(%p)->(%p)\n", This, frames);
1275
1276     if(!frames)
1277         return E_POINTER;
1278
1279     params.stream = This->stream;
1280     params.frames = frames;
1281     OSS_CALL(get_next_packet_size, &params);
1282
1283     return params.result;
1284 }
1285
1286 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl =
1287 {
1288     AudioCaptureClient_QueryInterface,
1289     AudioCaptureClient_AddRef,
1290     AudioCaptureClient_Release,
1291     AudioCaptureClient_GetBuffer,
1292     AudioCaptureClient_ReleaseBuffer,
1293     AudioCaptureClient_GetNextPacketSize
1294 };
1295
1296 static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
1297         REFIID riid, void **ppv)
1298 {
1299     ACImpl *This = impl_from_IAudioClock(iface);
1300
1301     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
1302
1303     if(!ppv)
1304         return E_POINTER;
1305     *ppv = NULL;
1306
1307     if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClock))
1308         *ppv = iface;
1309     else if(IsEqualIID(riid, &IID_IAudioClock2))
1310         *ppv = &This->IAudioClock2_iface;
1311     if(*ppv){
1312         IUnknown_AddRef((IUnknown*)*ppv);
1313         return S_OK;
1314     }
1315
1316     WARN("Unknown interface %s\n", debugstr_guid(riid));
1317     return E_NOINTERFACE;
1318 }
1319
1320 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
1321 {
1322     ACImpl *This = impl_from_IAudioClock(iface);
1323     return IAudioClient3_AddRef(&This->IAudioClient3_iface);
1324 }
1325
1326 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
1327 {
1328     ACImpl *This = impl_from_IAudioClock(iface);
1329     return IAudioClient3_Release(&This->IAudioClient3_iface);
1330 }
1331
1332 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
1333 {
1334     ACImpl *This = impl_from_IAudioClock(iface);
1335     struct get_frequency_params params;
1336
1337     TRACE("(%p)->(%p)\n", This, freq);
1338
1339     params.stream = This->stream;
1340     params.freq = freq;
1341     OSS_CALL(get_frequency, &params);
1342
1343     return params.result;
1344 }
1345
1346 static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
1347         UINT64 *qpctime)
1348 {
1349     ACImpl *This = impl_from_IAudioClock(iface);
1350     struct get_position_params params;
1351
1352     TRACE("(%p)->(%p, %p)\n", This, pos, qpctime);
1353
1354     if(!pos)
1355         return E_POINTER;
1356
1357     params.stream = This->stream;
1358     params.device = FALSE;
1359     params.pos = pos;
1360     params.qpctime = qpctime;
1361     OSS_CALL(get_position, &params);
1362
1363     return params.result;
1364 }
1365
1366 static HRESULT WINAPI AudioClock_GetCharacteristics(IAudioClock *iface,
1367         DWORD *chars)
1368 {
1369     ACImpl *This = impl_from_IAudioClock(iface);
1370
1371     TRACE("(%p)->(%p)\n", This, chars);
1372
1373     if(!chars)
1374         return E_POINTER;
1375
1376     *chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ;
1377
1378     return S_OK;
1379 }
1380
1381 static const IAudioClockVtbl AudioClock_Vtbl =
1382 {
1383     AudioClock_QueryInterface,
1384     AudioClock_AddRef,
1385     AudioClock_Release,
1386     AudioClock_GetFrequency,
1387     AudioClock_GetPosition,
1388     AudioClock_GetCharacteristics
1389 };
1390
1391 static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
1392         REFIID riid, void **ppv)
1393 {
1394     ACImpl *This = impl_from_IAudioClock2(iface);
1395     return IAudioClock_QueryInterface(&This->IAudioClock_iface, riid, ppv);
1396 }
1397
1398 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
1399 {
1400     ACImpl *This = impl_from_IAudioClock2(iface);
1401     return IAudioClient3_AddRef(&This->IAudioClient3_iface);
1402 }
1403
1404 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
1405 {
1406     ACImpl *This = impl_from_IAudioClock2(iface);
1407     return IAudioClient3_Release(&This->IAudioClient3_iface);
1408 }
1409
1410 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
1411         UINT64 *pos, UINT64 *qpctime)
1412 {
1413     ACImpl *This = impl_from_IAudioClock2(iface);
1414
1415     FIXME("(%p)->(%p, %p)\n", This, pos, qpctime);
1416
1417     return E_NOTIMPL;
1418 }
1419
1420 static const IAudioClock2Vtbl AudioClock2_Vtbl =
1421 {
1422     AudioClock2_QueryInterface,
1423     AudioClock2_AddRef,
1424     AudioClock2_Release,
1425     AudioClock2_GetDevicePosition
1426 };
1427
1428 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
1429 {
1430     AudioSessionWrapper *ret;
1431
1432     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
1433             sizeof(AudioSessionWrapper));
1434     if(!ret)
1435         return NULL;
1436
1437     ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl;
1438     ret->ISimpleAudioVolume_iface.lpVtbl = &SimpleAudioVolume_Vtbl;
1439     ret->IChannelAudioVolume_iface.lpVtbl = &ChannelAudioVolume_Vtbl;
1440
1441     ret->ref = 1;
1442
1443     ret->client = client;
1444     if(client){
1445         ret->session = client->session;
1446         IAudioClient3_AddRef(&client->IAudioClient3_iface);
1447     }
1448
1449     return ret;
1450 }
1451
1452 HRESULT WINAPI AUDDRV_GetAudioSessionWrapper(const GUID *guid, IMMDevice *device,
1453                                              AudioSessionWrapper **out)
1454 {
1455     AudioSession *session;
1456
1457     HRESULT hr = get_audio_session(guid, device, 0, &session);
1458     if(FAILED(hr))
1459         return hr;
1460
1461     *out = AudioSessionWrapper_Create(NULL);
1462     if(!*out)
1463         return E_OUTOFMEMORY;
1464
1465     (*out)->session = session;
1466
1467     return S_OK;
1468 }