Sweden-Number/dlls/mmdevapi/main.c

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/*
* Copyright 2009 Maarten Lankhorst
* Copyright 2011 Andrew Eikum for CodeWeavers
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*
* 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
*/
#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
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#include "ole2.h"
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#include "olectl.h"
#include "rpcproxy.h"
#include "propsys.h"
#include "propkeydef.h"
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#include "mmdeviceapi.h"
#include "mmsystem.h"
#include "dsound.h"
#include "audioclient.h"
#include "endpointvolume.h"
#include "audiopolicy.h"
#include "devpkey.h"
#include "winreg.h"
#include "spatialaudioclient.h"
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#include "mmdevapi.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
DriverFuncs drvs;
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const WCHAR drv_keyW[] = L"Software\\Wine\\Drivers";
static const char *get_priority_string(int prio)
{
switch(prio){
case Priority_Unavailable:
return "Unavailable";
case Priority_Low:
return "Low";
case Priority_Neutral:
return "Neutral";
case Priority_Preferred:
return "Preferred";
}
return "Invalid";
}
static BOOL load_driver(const WCHAR *name, DriverFuncs *driver)
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{
WCHAR driver_module[264];
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lstrcpyW(driver_module, L"wine");
lstrcatW(driver_module, name);
lstrcatW(driver_module, L".drv");
TRACE("Attempting to load %s\n", wine_dbgstr_w(driver_module));
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driver->module = LoadLibraryW(driver_module);
if(!driver->module){
TRACE("Unable to load %s: %u\n", wine_dbgstr_w(driver_module),
GetLastError());
return FALSE;
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}
#define LDFC(n) do { driver->p##n = (void*)GetProcAddress(driver->module, #n);\
if(!driver->p##n) { FreeLibrary(driver->module); return FALSE; } } while(0)
LDFC(GetPriority);
LDFC(GetEndpointIDs);
LDFC(GetAudioEndpoint);
LDFC(GetAudioSessionManager);
#undef LDFC
/* optional - do not fail if not found */
driver->pGetPropValue = (void*)GetProcAddress(driver->module, "GetPropValue");
driver->priority = driver->pGetPriority();
lstrcpyW(driver->module_name, driver_module);
TRACE("Successfully loaded %s with priority %s\n",
wine_dbgstr_w(driver_module), get_priority_string(driver->priority));
return TRUE;
}
static BOOL WINAPI init_driver(INIT_ONCE *once, void *param, void **context)
{
static WCHAR default_list[] = L"pulse,alsa,oss,coreaudio,android";
DriverFuncs driver;
HKEY key;
WCHAR reg_list[256], *p, *next, *driver_list = default_list;
if(RegOpenKeyW(HKEY_CURRENT_USER, drv_keyW, &key) == ERROR_SUCCESS){
DWORD size = sizeof(reg_list);
if(RegQueryValueExW(key, L"Audio", 0, NULL, (BYTE*)reg_list, &size) == ERROR_SUCCESS){
if(reg_list[0] == '\0'){
TRACE("User explicitly chose no driver\n");
RegCloseKey(key);
return TRUE;
}
driver_list = reg_list;
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}
RegCloseKey(key);
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}
TRACE("Loading driver list %s\n", wine_dbgstr_w(driver_list));
for(next = p = driver_list; next; p = next + 1){
next = wcschr(p, ',');
if(next)
*next = '\0';
driver.priority = Priority_Unavailable;
if(load_driver(p, &driver)){
if(driver.priority == Priority_Unavailable)
FreeLibrary(driver.module);
else if(!drvs.module || driver.priority > drvs.priority){
TRACE("Selecting driver %s with priority %s\n",
wine_dbgstr_w(p), get_priority_string(driver.priority));
if(drvs.module)
FreeLibrary(drvs.module);
drvs = driver;
}else
FreeLibrary(driver.module);
}else
TRACE("Failed to load driver %s\n", wine_dbgstr_w(p));
if(next)
*next = ',';
}
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return drvs.module != 0;
}
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BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
switch (fdwReason)
{
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hinstDLL);
break;
case DLL_PROCESS_DETACH:
if(lpvReserved)
break;
MMDevEnum_Free();
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break;
}
return TRUE;
}
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typedef HRESULT (*FnCreateInstance)(REFIID riid, LPVOID *ppobj);
typedef struct {
IClassFactory IClassFactory_iface;
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REFCLSID rclsid;
FnCreateInstance pfnCreateInstance;
} IClassFactoryImpl;
static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
}
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static HRESULT WINAPI
MMCF_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
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{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj);
if (ppobj == NULL)
return E_POINTER;
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IClassFactory))
{
*ppobj = iface;
IClassFactory_AddRef(iface);
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return S_OK;
}
*ppobj = NULL;
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return E_NOINTERFACE;
}
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static ULONG WINAPI MMCF_AddRef(LPCLASSFACTORY iface)
{
return 2;
}
static ULONG WINAPI MMCF_Release(LPCLASSFACTORY iface)
{
/* static class, won't be freed */
return 1;
}
static HRESULT WINAPI MMCF_CreateInstance(
LPCLASSFACTORY iface,
LPUNKNOWN pOuter,
REFIID riid,
LPVOID *ppobj)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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TRACE("(%p, %p, %s, %p)\n", This, pOuter, debugstr_guid(riid), ppobj);
if (pOuter)
return CLASS_E_NOAGGREGATION;
if (ppobj == NULL) {
WARN("invalid parameter\n");
return E_POINTER;
}
*ppobj = NULL;
return This->pfnCreateInstance(riid, ppobj);
}
static HRESULT WINAPI MMCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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FIXME("(%p, %d) stub!\n", This, dolock);
return S_OK;
}
static const IClassFactoryVtbl MMCF_Vtbl = {
MMCF_QueryInterface,
MMCF_AddRef,
MMCF_Release,
MMCF_CreateInstance,
MMCF_LockServer
};
static IClassFactoryImpl MMDEVAPI_CF[] = {
{ { &MMCF_Vtbl }, &CLSID_MMDeviceEnumerator, (FnCreateInstance)MMDevEnum_Create }
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};
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
unsigned int i = 0;
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TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if(!InitOnceExecuteOnce(&init_once, init_driver, NULL, NULL)) {
ERR("Driver initialization failed\n");
return E_FAIL;
}
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if (ppv == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
*ppv = NULL;
if (!IsEqualIID(riid, &IID_IClassFactory) &&
!IsEqualIID(riid, &IID_IUnknown)) {
WARN("no interface for %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
for (i = 0; i < ARRAY_SIZE(MMDEVAPI_CF); ++i)
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{
if (IsEqualGUID(rclsid, MMDEVAPI_CF[i].rclsid)) {
IClassFactory_AddRef(&MMDEVAPI_CF[i].IClassFactory_iface);
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*ppv = &MMDEVAPI_CF[i];
return S_OK;
}
}
WARN("(%s, %s, %p): no class found.\n", debugstr_guid(rclsid),
debugstr_guid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}
struct activate_async_op {
IActivateAudioInterfaceAsyncOperation IActivateAudioInterfaceAsyncOperation_iface;
LONG ref;
IActivateAudioInterfaceCompletionHandler *callback;
HRESULT result_hr;
IUnknown *result_iface;
};
static struct activate_async_op *impl_from_IActivateAudioInterfaceAsyncOperation(IActivateAudioInterfaceAsyncOperation *iface)
{
return CONTAINING_RECORD(iface, struct activate_async_op, IActivateAudioInterfaceAsyncOperation_iface);
}
static HRESULT WINAPI activate_async_op_QueryInterface(IActivateAudioInterfaceAsyncOperation *iface,
REFIID riid, void **ppv)
{
struct activate_async_op *This = impl_from_IActivateAudioInterfaceAsyncOperation(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IActivateAudioInterfaceAsyncOperation)) {
*ppv = &This->IActivateAudioInterfaceAsyncOperation_iface;
} else {
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI activate_async_op_AddRef(IActivateAudioInterfaceAsyncOperation *iface)
{
struct activate_async_op *This = impl_from_IActivateAudioInterfaceAsyncOperation(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) refcount now %i\n", This, ref);
return ref;
}
static ULONG WINAPI activate_async_op_Release(IActivateAudioInterfaceAsyncOperation *iface)
{
struct activate_async_op *This = impl_from_IActivateAudioInterfaceAsyncOperation(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) refcount now %i\n", This, ref);
if (!ref) {
if(This->result_iface)
IUnknown_Release(This->result_iface);
IActivateAudioInterfaceCompletionHandler_Release(This->callback);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static HRESULT WINAPI activate_async_op_GetActivateResult(IActivateAudioInterfaceAsyncOperation *iface,
HRESULT *result_hr, IUnknown **result_iface)
{
struct activate_async_op *This = impl_from_IActivateAudioInterfaceAsyncOperation(iface);
TRACE("(%p)->(%p, %p)\n", This, result_hr, result_iface);
*result_hr = This->result_hr;
if(This->result_hr == S_OK){
*result_iface = This->result_iface;
IUnknown_AddRef(*result_iface);
}
return S_OK;
}
static IActivateAudioInterfaceAsyncOperationVtbl IActivateAudioInterfaceAsyncOperation_vtbl = {
activate_async_op_QueryInterface,
activate_async_op_AddRef,
activate_async_op_Release,
activate_async_op_GetActivateResult,
};
static DWORD WINAPI activate_async_threadproc(void *user)
{
struct activate_async_op *op = user;
IActivateAudioInterfaceCompletionHandler_ActivateCompleted(op->callback, &op->IActivateAudioInterfaceAsyncOperation_iface);
IActivateAudioInterfaceAsyncOperation_Release(&op->IActivateAudioInterfaceAsyncOperation_iface);
return 0;
}
static HRESULT get_mmdevice_by_activatepath(const WCHAR *path, IMMDevice **mmdev)
{
IMMDeviceEnumerator *devenum;
HRESULT hr;
static const WCHAR DEVINTERFACE_AUDIO_RENDER_WSTR[] = L"{E6327CAD-DCEC-4949-AE8A-991E976A79D2}";
static const WCHAR DEVINTERFACE_AUDIO_CAPTURE_WSTR[] = L"{2EEF81BE-33FA-4800-9670-1CD474972C3F}";
static const WCHAR MMDEV_PATH_PREFIX[] = L"\\\\?\\SWD#MMDEVAPI#";
hr = MMDevEnum_Create(&IID_IMMDeviceEnumerator, (void**)&devenum);
if (FAILED(hr)) {
WARN("Failed to create MMDeviceEnumerator: %08x\n", hr);
return hr;
}
if (!lstrcmpiW(path, DEVINTERFACE_AUDIO_RENDER_WSTR)){
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(devenum, eRender, eMultimedia, mmdev);
} else if (!lstrcmpiW(path, DEVINTERFACE_AUDIO_CAPTURE_WSTR)){
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(devenum, eCapture, eMultimedia, mmdev);
} else if (!memcmp(path, MMDEV_PATH_PREFIX, sizeof(MMDEV_PATH_PREFIX) - sizeof(WCHAR))) {
WCHAR device_id[56]; /* == strlen("{0.0.1.00000000}.{fd47d9cc-4218-4135-9ce2-0c195c87405b}") + 1 */
lstrcpynW(device_id, path + (ARRAY_SIZE(MMDEV_PATH_PREFIX) - 1), ARRAY_SIZE(device_id));
hr = IMMDeviceEnumerator_GetDevice(devenum, device_id, mmdev);
} else {
FIXME("Unrecognized device id format: %s\n", debugstr_w(path));
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
}
if (FAILED(hr)) {
WARN("Failed to get requested device (%s): %08x\n", debugstr_w(path), hr);
*mmdev = NULL;
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
}
IMMDeviceEnumerator_Release(devenum);
return hr;
}
/***********************************************************************
* ActivateAudioInterfaceAsync (MMDEVAPI.17)
*/
HRESULT WINAPI ActivateAudioInterfaceAsync(const WCHAR *path, REFIID riid,
PROPVARIANT *params, IActivateAudioInterfaceCompletionHandler *done_handler,
IActivateAudioInterfaceAsyncOperation **op_out)
{
struct activate_async_op *op;
HANDLE ht;
IMMDevice *mmdev;
TRACE("(%s, %s, %p, %p, %p)\n", debugstr_w(path), debugstr_guid(riid),
params, done_handler, op_out);
op = HeapAlloc(GetProcessHeap(), 0, sizeof(*op));
if (!op)
return E_OUTOFMEMORY;
op->ref = 2; /* returned ref and threadproc ref */
op->IActivateAudioInterfaceAsyncOperation_iface.lpVtbl = &IActivateAudioInterfaceAsyncOperation_vtbl;
op->callback = done_handler;
IActivateAudioInterfaceCompletionHandler_AddRef(done_handler);
op->result_hr = get_mmdevice_by_activatepath(path, &mmdev);
if (SUCCEEDED(op->result_hr)) {
op->result_hr = IMMDevice_Activate(mmdev, riid, CLSCTX_INPROC_SERVER, params, (void**)&op->result_iface);
IMMDevice_Release(mmdev);
}else
op->result_iface = NULL;
ht = CreateThread(NULL, 0, &activate_async_threadproc, op, 0, NULL);
CloseHandle(ht);
*op_out = &op->IActivateAudioInterfaceAsyncOperation_iface;
return S_OK;
}