mirror of
git://source.winehq.org/git/wine.git
synced 2024-10-14 17:27:18 +00:00
591 lines
17 KiB
C
591 lines
17 KiB
C
/*
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* Copyright 2010 Maarten Lankhorst for CodeWeavers
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* Copyright 2011 Andrew Eikum for CodeWeavers
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* Copyright 2022 Huw Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include <stdarg.h>
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#include <wchar.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "propsys.h"
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#include "propkey.h"
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#include "initguid.h"
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#include "ole2.h"
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#include "mmdeviceapi.h"
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#include "devpkey.h"
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#include "mmsystem.h"
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#include "dsound.h"
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#include "endpointvolume.h"
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#include "audioclient.h"
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#include "audiopolicy.h"
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#include "wine/debug.h"
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#include "wine/list.h"
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#include "wine/unixlib.h"
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#include "unixlib.h"
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#include "../mmdevapi/mmdevdrv.h"
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WINE_DEFAULT_DEBUG_CHANNEL(alsa);
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#define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER)
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static CRITICAL_SECTION g_sessions_lock;
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static CRITICAL_SECTION_DEBUG g_sessions_lock_debug =
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{
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0, 0, &g_sessions_lock,
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{ &g_sessions_lock_debug.ProcessLocksList, &g_sessions_lock_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": g_sessions_lock") }
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};
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static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0, 0 };
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static struct list g_sessions = LIST_INIT(g_sessions);
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static WCHAR drv_key_devicesW[256];
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static const WCHAR guidW[] = {'g','u','i','d',0};
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static const IAudioClient3Vtbl AudioClient3_Vtbl;
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extern const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
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extern const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
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extern const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
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extern const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl;
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extern const IAudioClockVtbl AudioClock_Vtbl;
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extern const IAudioClock2Vtbl AudioClock2_Vtbl;
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extern const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
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extern const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
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extern struct audio_session_wrapper *session_wrapper_create(
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struct audio_client *client) DECLSPEC_HIDDEN;
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void DECLSPEC_HIDDEN sessions_lock(void)
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{
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EnterCriticalSection(&g_sessions_lock);
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}
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void DECLSPEC_HIDDEN sessions_unlock(void)
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{
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LeaveCriticalSection(&g_sessions_lock);
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}
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static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
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}
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BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved)
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{
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switch (reason)
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{
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case DLL_PROCESS_ATTACH:
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{
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WCHAR buf[MAX_PATH];
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WCHAR *filename;
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if(__wine_init_unix_call()) return FALSE;
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GetModuleFileNameW(dll, buf, ARRAY_SIZE(buf));
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filename = wcsrchr(buf, '\\');
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filename = filename ? filename + 1 : buf;
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swprintf(drv_key_devicesW, ARRAY_SIZE(drv_key_devicesW),
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L"Software\\Wine\\Drivers\\%s\\devices", filename);
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break;
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}
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case DLL_PROCESS_DETACH:
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if (reserved) break;
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DeleteCriticalSection(&g_sessions_lock);
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break;
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}
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return TRUE;
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}
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static void set_device_guid(EDataFlow flow, HKEY drv_key, const WCHAR *key_name,
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GUID *guid)
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{
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HKEY key;
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BOOL opened = FALSE;
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LONG lr;
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if(!drv_key){
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lr = RegCreateKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, NULL, 0, KEY_WRITE,
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NULL, &drv_key, NULL);
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if(lr != ERROR_SUCCESS){
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ERR("RegCreateKeyEx(drv_key) failed: %lu\n", lr);
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return;
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}
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opened = TRUE;
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}
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lr = RegCreateKeyExW(drv_key, key_name, 0, NULL, 0, KEY_WRITE,
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NULL, &key, NULL);
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if(lr != ERROR_SUCCESS){
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ERR("RegCreateKeyEx(%s) failed: %lu\n", wine_dbgstr_w(key_name), lr);
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goto exit;
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}
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lr = RegSetValueExW(key, guidW, 0, REG_BINARY, (BYTE*)guid,
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sizeof(GUID));
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if(lr != ERROR_SUCCESS)
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ERR("RegSetValueEx(%s\\guid) failed: %lu\n", wine_dbgstr_w(key_name), lr);
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RegCloseKey(key);
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exit:
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if(opened)
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RegCloseKey(drv_key);
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}
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static void get_device_guid(EDataFlow flow, const char *device, GUID *guid)
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{
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HKEY key = NULL, dev_key;
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DWORD type, size = sizeof(*guid);
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WCHAR key_name[256];
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if(flow == eCapture)
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key_name[0] = '1';
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else
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key_name[0] = '0';
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key_name[1] = ',';
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MultiByteToWideChar(CP_UNIXCP, 0, device, -1, key_name + 2, ARRAY_SIZE(key_name) - 2);
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if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_WRITE|KEY_READ, &key) == ERROR_SUCCESS){
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if(RegOpenKeyExW(key, key_name, 0, KEY_READ, &dev_key) == ERROR_SUCCESS){
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if(RegQueryValueExW(dev_key, guidW, 0, &type,
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(BYTE*)guid, &size) == ERROR_SUCCESS){
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if(type == REG_BINARY){
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RegCloseKey(dev_key);
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RegCloseKey(key);
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return;
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}
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ERR("Invalid type for device %s GUID: %lu; ignoring and overwriting\n",
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wine_dbgstr_w(key_name), type);
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}
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RegCloseKey(dev_key);
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}
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}
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CoCreateGuid(guid);
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set_device_guid(flow, key, key_name, guid);
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if(key)
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RegCloseKey(key);
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}
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HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids_out, GUID **guids_out,
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UINT *num, UINT *def_index)
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{
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struct get_endpoint_ids_params params;
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unsigned int i;
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GUID *guids = NULL;
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WCHAR **ids = NULL;
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TRACE("%d %p %p %p %p\n", flow, ids, guids, num, def_index);
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params.flow = flow;
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params.size = 1000;
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params.endpoints = NULL;
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do{
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HeapFree(GetProcessHeap(), 0, params.endpoints);
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params.endpoints = HeapAlloc(GetProcessHeap(), 0, params.size);
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ALSA_CALL(get_endpoint_ids, ¶ms);
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}while(params.result == HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER));
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if(FAILED(params.result)) goto end;
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ids = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, params.num * sizeof(*ids));
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guids = HeapAlloc(GetProcessHeap(), 0, params.num * sizeof(*guids));
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if(!ids || !guids){
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params.result = E_OUTOFMEMORY;
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goto end;
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}
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for(i = 0; i < params.num; i++){
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WCHAR *name = (WCHAR *)((char *)params.endpoints + params.endpoints[i].name);
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char *device = (char *)params.endpoints + params.endpoints[i].device;
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unsigned int size = (wcslen(name) + 1) * sizeof(WCHAR);
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ids[i] = HeapAlloc(GetProcessHeap(), 0, size);
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if(!ids[i]){
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params.result = E_OUTOFMEMORY;
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goto end;
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}
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memcpy(ids[i], name, size);
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get_device_guid(flow, device, guids + i);
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}
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*def_index = params.default_idx;
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end:
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HeapFree(GetProcessHeap(), 0, params.endpoints);
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if(FAILED(params.result)){
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HeapFree(GetProcessHeap(), 0, guids);
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if(ids){
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for(i = 0; i < params.num; i++)
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HeapFree(GetProcessHeap(), 0, ids[i]);
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HeapFree(GetProcessHeap(), 0, ids);
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}
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}else{
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*ids_out = ids;
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*guids_out = guids;
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*num = params.num;
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}
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return params.result;
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}
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static BOOL get_alsa_name_by_guid(GUID *guid, char *name, DWORD name_size, EDataFlow *flow)
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{
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HKEY devices_key;
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UINT i = 0;
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WCHAR key_name[256];
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DWORD key_name_size;
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if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_READ, &devices_key) != ERROR_SUCCESS){
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ERR("No devices found in registry?\n");
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return FALSE;
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}
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while(1){
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HKEY key;
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DWORD size, type;
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GUID reg_guid;
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key_name_size = ARRAY_SIZE(key_name);
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if(RegEnumKeyExW(devices_key, i++, key_name, &key_name_size, NULL,
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NULL, NULL, NULL) != ERROR_SUCCESS)
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break;
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if(RegOpenKeyExW(devices_key, key_name, 0, KEY_READ, &key) != ERROR_SUCCESS){
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WARN("Couldn't open key: %s\n", wine_dbgstr_w(key_name));
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continue;
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}
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size = sizeof(reg_guid);
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if(RegQueryValueExW(key, guidW, 0, &type,
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(BYTE*)®_guid, &size) == ERROR_SUCCESS){
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if(IsEqualGUID(®_guid, guid)){
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RegCloseKey(key);
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RegCloseKey(devices_key);
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TRACE("Found matching device key: %s\n", wine_dbgstr_w(key_name));
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if(key_name[0] == '0')
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*flow = eRender;
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else if(key_name[0] == '1')
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*flow = eCapture;
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else{
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ERR("Unknown device type: %c\n", key_name[0]);
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return FALSE;
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}
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WideCharToMultiByte(CP_UNIXCP, 0, key_name + 2, -1, name, name_size, NULL, NULL);
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return TRUE;
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}
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}
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RegCloseKey(key);
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}
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RegCloseKey(devices_key);
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WARN("No matching device in registry for GUID %s\n", debugstr_guid(guid));
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return FALSE;
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}
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HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient **out)
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{
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ACImpl *This;
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char alsa_name[256];
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EDataFlow dataflow;
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HRESULT hr;
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int len;
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TRACE("%s %p %p\n", debugstr_guid(guid), dev, out);
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if(!get_alsa_name_by_guid(guid, alsa_name, sizeof(alsa_name), &dataflow))
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return AUDCLNT_E_DEVICE_INVALIDATED;
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if(dataflow != eRender && dataflow != eCapture)
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return E_UNEXPECTED;
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len = strlen(alsa_name);
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This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, offsetof(ACImpl, device_name[len + 1]));
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if(!This)
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return E_OUTOFMEMORY;
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This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
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This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
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This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
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This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
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This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
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This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
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hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->marshal);
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if (FAILED(hr)) {
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HeapFree(GetProcessHeap(), 0, This);
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return hr;
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}
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This->dataflow = dataflow;
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memcpy(This->device_name, alsa_name, len + 1);
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This->parent = dev;
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IMMDevice_AddRef(This->parent);
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*out = (IAudioClient *)&This->IAudioClient3_iface;
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IAudioClient3_AddRef(&This->IAudioClient3_iface);
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return S_OK;
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}
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extern HRESULT WINAPI client_QueryInterface(IAudioClient3 *iface,
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REFIID riid, void **ppv);
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extern ULONG WINAPI client_AddRef(IAudioClient3 *iface);
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extern ULONG WINAPI client_Release(IAudioClient3 *iface);
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static void session_init_vols(AudioSession *session, UINT channels)
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{
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if(session->channel_count < channels){
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UINT i;
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if(session->channel_vols)
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session->channel_vols = HeapReAlloc(GetProcessHeap(), 0,
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session->channel_vols, sizeof(float) * channels);
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else
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session->channel_vols = HeapAlloc(GetProcessHeap(), 0,
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sizeof(float) * channels);
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if(!session->channel_vols)
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return;
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for(i = session->channel_count; i < channels; ++i)
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session->channel_vols[i] = 1.f;
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session->channel_count = channels;
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}
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}
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static AudioSession *create_session(const GUID *guid, IMMDevice *device,
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UINT num_channels)
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{
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AudioSession *ret;
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ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession));
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if(!ret)
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return NULL;
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memcpy(&ret->guid, guid, sizeof(GUID));
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ret->device = device;
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list_init(&ret->clients);
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list_add_head(&g_sessions, &ret->entry);
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session_init_vols(ret, num_channels);
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ret->master_vol = 1.f;
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return ret;
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}
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/* if channels == 0, then this will return or create a session with
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* matching dataflow and GUID. otherwise, channels must also match */
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HRESULT get_audio_session(const GUID *sessionguid,
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IMMDevice *device, UINT channels, AudioSession **out)
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{
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AudioSession *session;
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if(!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)){
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*out = create_session(&GUID_NULL, device, channels);
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if(!*out)
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return E_OUTOFMEMORY;
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return S_OK;
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}
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*out = NULL;
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LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry){
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if(session->device == device &&
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IsEqualGUID(sessionguid, &session->guid)){
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session_init_vols(session, channels);
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*out = session;
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break;
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}
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}
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if(!*out){
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*out = create_session(sessionguid, device, channels);
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if(!*out)
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return E_OUTOFMEMORY;
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}
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return S_OK;
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}
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extern HRESULT WINAPI client_Initialize(IAudioClient3 *iface,
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AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
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REFERENCE_TIME period, const WAVEFORMATEX *fmt,
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const GUID *sessionguid);
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extern HRESULT WINAPI client_GetBufferSize(IAudioClient3 *iface,
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UINT32 *out);
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extern HRESULT WINAPI client_GetStreamLatency(IAudioClient3 *iface,
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REFERENCE_TIME *latency);
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extern HRESULT WINAPI client_GetCurrentPadding(IAudioClient3 *iface,
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UINT32 *out);
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extern HRESULT WINAPI client_IsFormatSupported(IAudioClient3 *iface,
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AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
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WAVEFORMATEX **out);
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extern HRESULT WINAPI client_GetMixFormat(IAudioClient3 *iface,
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WAVEFORMATEX **pwfx);
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extern HRESULT WINAPI client_GetDevicePeriod(IAudioClient3 *iface,
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REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod);
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extern HRESULT WINAPI client_Start(IAudioClient3 *iface);
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extern HRESULT WINAPI client_Stop(IAudioClient3 *iface);
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extern HRESULT WINAPI client_Reset(IAudioClient3 *iface);
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extern HRESULT WINAPI client_SetEventHandle(IAudioClient3 *iface,
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HANDLE event);
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extern HRESULT WINAPI client_GetService(IAudioClient3 *iface, REFIID riid,
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void **ppv);
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extern HRESULT WINAPI client_IsOffloadCapable(IAudioClient3 *iface,
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AUDIO_STREAM_CATEGORY category, BOOL *offload_capable);
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extern HRESULT WINAPI client_SetClientProperties(IAudioClient3 *iface,
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const AudioClientProperties *prop);
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extern HRESULT WINAPI client_GetBufferSizeLimits(IAudioClient3 *iface,
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const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
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REFERENCE_TIME *max_duration);
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extern HRESULT WINAPI client_GetSharedModeEnginePeriod(IAudioClient3 *iface,
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const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
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UINT32 *min_period_frames, UINT32 *max_period_frames);
|
|
|
|
extern HRESULT WINAPI client_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
|
|
WAVEFORMATEX **cur_format, UINT32 *cur_period_frames);
|
|
|
|
extern HRESULT WINAPI client_InitializeSharedAudioStream(IAudioClient3 *iface,
|
|
DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
|
|
const GUID *session_guid);
|
|
|
|
static const IAudioClient3Vtbl AudioClient3_Vtbl =
|
|
{
|
|
client_QueryInterface,
|
|
client_AddRef,
|
|
client_Release,
|
|
client_Initialize,
|
|
client_GetBufferSize,
|
|
client_GetStreamLatency,
|
|
client_GetCurrentPadding,
|
|
client_IsFormatSupported,
|
|
client_GetMixFormat,
|
|
client_GetDevicePeriod,
|
|
client_Start,
|
|
client_Stop,
|
|
client_Reset,
|
|
client_SetEventHandle,
|
|
client_GetService,
|
|
client_IsOffloadCapable,
|
|
client_SetClientProperties,
|
|
client_GetBufferSizeLimits,
|
|
client_GetSharedModeEnginePeriod,
|
|
client_GetCurrentSharedModeEnginePeriod,
|
|
client_InitializeSharedAudioStream,
|
|
};
|
|
|
|
HRESULT WINAPI AUDDRV_GetAudioSessionWrapper(const GUID *guid, IMMDevice *device,
|
|
AudioSessionWrapper **out)
|
|
{
|
|
AudioSession *session;
|
|
|
|
HRESULT hr = get_audio_session(guid, device, 0, &session);
|
|
if(FAILED(hr))
|
|
return hr;
|
|
|
|
*out = session_wrapper_create(NULL);
|
|
if(!*out)
|
|
return E_OUTOFMEMORY;
|
|
|
|
(*out)->session = session;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT WINAPI AUDDRV_GetPropValue(GUID *guid, const PROPERTYKEY *prop, PROPVARIANT *out)
|
|
{
|
|
struct get_prop_value_params params;
|
|
char name[256];
|
|
EDataFlow flow;
|
|
unsigned int size = 0;
|
|
|
|
TRACE("%s, (%s,%lu), %p\n", wine_dbgstr_guid(guid), wine_dbgstr_guid(&prop->fmtid), prop->pid, out);
|
|
|
|
if(!get_alsa_name_by_guid(guid, name, sizeof(name), &flow))
|
|
{
|
|
WARN("Unknown interface %s\n", debugstr_guid(guid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
params.device = name;
|
|
params.flow = flow;
|
|
params.guid = guid;
|
|
params.prop = prop;
|
|
params.value = out;
|
|
params.buffer = NULL;
|
|
params.buffer_size = &size;
|
|
|
|
while(1) {
|
|
ALSA_CALL(get_prop_value, ¶ms);
|
|
|
|
if(params.result != E_NOT_SUFFICIENT_BUFFER)
|
|
break;
|
|
|
|
CoTaskMemFree(params.buffer);
|
|
params.buffer = CoTaskMemAlloc(*params.buffer_size);
|
|
if(!params.buffer)
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
if(FAILED(params.result))
|
|
CoTaskMemFree(params.buffer);
|
|
|
|
return params.result;
|
|
}
|