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reactos/dll/win32/mmdevapi/devenum.c

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/*
* Copyright 2009 Maarten Lankhorst
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#define NONAMELESSUNION
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winreg.h"
#include "wine/debug.h"
#include "wine/list.h"
#include "initguid.h"
#include "ole2.h"
#include "mmdeviceapi.h"
#include "dshow.h"
#include "dsound.h"
#include "audioclient.h"
#include "endpointvolume.h"
#include "audiopolicy.h"
#include "mmdevapi.h"
#include "devpkey.h"
WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
static const WCHAR software_mmdevapi[] =
{ 'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'M','M','D','e','v','i','c','e','s','\\',
'A','u','d','i','o',0};
static const WCHAR reg_render[] =
{ 'R','e','n','d','e','r',0 };
static const WCHAR reg_capture[] =
{ 'C','a','p','t','u','r','e',0 };
static const WCHAR reg_devicestate[] =
{ 'D','e','v','i','c','e','S','t','a','t','e',0 };
static const WCHAR reg_properties[] =
{ 'P','r','o','p','e','r','t','i','e','s',0 };
static const WCHAR slashW[] = {'\\',0};
static const WCHAR reg_out_nameW[] = {'D','e','f','a','u','l','t','O','u','t','p','u','t',0};
static const WCHAR reg_vout_nameW[] = {'D','e','f','a','u','l','t','V','o','i','c','e','O','u','t','p','u','t',0};
static const WCHAR reg_in_nameW[] = {'D','e','f','a','u','l','t','I','n','p','u','t',0};
static const WCHAR reg_vin_nameW[] = {'D','e','f','a','u','l','t','V','o','i','c','e','I','n','p','u','t',0};
static HKEY key_render;
static HKEY key_capture;
typedef struct MMDevPropStoreImpl
{
IPropertyStore IPropertyStore_iface;
LONG ref;
MMDevice *parent;
DWORD access;
} MMDevPropStore;
typedef struct MMDevEnumImpl
{
IMMDeviceEnumerator IMMDeviceEnumerator_iface;
LONG ref;
} MMDevEnumImpl;
static MMDevEnumImpl *MMDevEnumerator;
static MMDevice **MMDevice_head;
static MMDevice *MMDevice_def_rec, *MMDevice_def_play;
static DWORD MMDevice_count;
static const IMMDeviceEnumeratorVtbl MMDevEnumVtbl;
static const IMMDeviceCollectionVtbl MMDevColVtbl;
static const IMMDeviceVtbl MMDeviceVtbl;
static const IPropertyStoreVtbl MMDevPropVtbl;
static const IMMEndpointVtbl MMEndpointVtbl;
static IMMDevice info_device;
typedef struct MMDevColImpl
{
IMMDeviceCollection IMMDeviceCollection_iface;
LONG ref;
EDataFlow flow;
DWORD state;
} MMDevColImpl;
typedef struct IPropertyBagImpl {
IPropertyBag IPropertyBag_iface;
GUID devguid;
} IPropertyBagImpl;
static const IPropertyBagVtbl PB_Vtbl;
static HRESULT MMDevPropStore_Create(MMDevice *This, DWORD access, IPropertyStore **ppv);
static inline MMDevPropStore *impl_from_IPropertyStore(IPropertyStore *iface)
{
return CONTAINING_RECORD(iface, MMDevPropStore, IPropertyStore_iface);
}
static inline MMDevEnumImpl *impl_from_IMMDeviceEnumerator(IMMDeviceEnumerator *iface)
{
return CONTAINING_RECORD(iface, MMDevEnumImpl, IMMDeviceEnumerator_iface);
}
static inline MMDevColImpl *impl_from_IMMDeviceCollection(IMMDeviceCollection *iface)
{
return CONTAINING_RECORD(iface, MMDevColImpl, IMMDeviceCollection_iface);
}
static inline IPropertyBagImpl *impl_from_IPropertyBag(IPropertyBag *iface)
{
return CONTAINING_RECORD(iface, IPropertyBagImpl, IPropertyBag_iface);
}
static const WCHAR propkey_formatW[] = {
'{','%','0','8','X','-','%','0','4','X','-',
'%','0','4','X','-','%','0','2','X','%','0','2','X','-',
'%','0','2','X','%','0','2','X','%','0','2','X','%','0','2','X',
'%','0','2','X','%','0','2','X','}',',','%','d',0 };
static HRESULT MMDevPropStore_OpenPropKey(const GUID *guid, DWORD flow, HKEY *propkey)
{
WCHAR buffer[39];
LONG ret;
HKEY key;
StringFromGUID2(guid, buffer, 39);
if ((ret = RegOpenKeyExW(flow == eRender ? key_render : key_capture, buffer, 0, KEY_READ|KEY_WRITE|KEY_WOW64_64KEY, &key)) != ERROR_SUCCESS)
{
WARN("Opening key %s failed with %u\n", debugstr_w(buffer), ret);
return E_FAIL;
}
ret = RegOpenKeyExW(key, reg_properties, 0, KEY_READ|KEY_WRITE|KEY_WOW64_64KEY, propkey);
RegCloseKey(key);
if (ret != ERROR_SUCCESS)
{
WARN("Opening key %s failed with %u\n", debugstr_w(reg_properties), ret);
return E_FAIL;
}
return S_OK;
}
static HRESULT MMDevice_GetPropValue(const GUID *devguid, DWORD flow, REFPROPERTYKEY key, PROPVARIANT *pv)
{
WCHAR buffer[80];
const GUID *id = &key->fmtid;
DWORD type, size;
HRESULT hr = S_OK;
HKEY regkey;
LONG ret;
hr = MMDevPropStore_OpenPropKey(devguid, flow, &regkey);
if (FAILED(hr))
return hr;
wsprintfW( buffer, propkey_formatW, id->Data1, id->Data2, id->Data3,
id->Data4[0], id->Data4[1], id->Data4[2], id->Data4[3],
id->Data4[4], id->Data4[5], id->Data4[6], id->Data4[7], key->pid );
ret = RegGetValueW(regkey, NULL, buffer, RRF_RT_ANY, &type, NULL, &size);
if (ret != ERROR_SUCCESS)
{
WARN("Reading %s returned %d\n", debugstr_w(buffer), ret);
RegCloseKey(regkey);
PropVariantClear(pv);
return S_OK;
}
switch (type)
{
case REG_SZ:
{
pv->vt = VT_LPWSTR;
pv->u.pwszVal = CoTaskMemAlloc(size);
if (!pv->u.pwszVal)
hr = E_OUTOFMEMORY;
else
RegGetValueW(regkey, NULL, buffer, RRF_RT_REG_SZ, NULL, (BYTE*)pv->u.pwszVal, &size);
break;
}
case REG_DWORD:
{
pv->vt = VT_UI4;
RegGetValueW(regkey, NULL, buffer, RRF_RT_REG_DWORD, NULL, (BYTE*)&pv->u.ulVal, &size);
break;
}
case REG_BINARY:
{
pv->vt = VT_BLOB;
pv->u.blob.cbSize = size;
pv->u.blob.pBlobData = CoTaskMemAlloc(size);
if (!pv->u.blob.pBlobData)
hr = E_OUTOFMEMORY;
else
RegGetValueW(regkey, NULL, buffer, RRF_RT_REG_BINARY, NULL, (BYTE*)pv->u.blob.pBlobData, &size);
break;
}
default:
ERR("Unknown/unhandled type: %u\n", type);
PropVariantClear(pv);
break;
}
RegCloseKey(regkey);
return hr;
}
static HRESULT MMDevice_SetPropValue(const GUID *devguid, DWORD flow, REFPROPERTYKEY key, REFPROPVARIANT pv)
{
WCHAR buffer[80];
const GUID *id = &key->fmtid;
HRESULT hr;
HKEY regkey;
LONG ret;
hr = MMDevPropStore_OpenPropKey(devguid, flow, &regkey);
if (FAILED(hr))
return hr;
wsprintfW( buffer, propkey_formatW, id->Data1, id->Data2, id->Data3,
id->Data4[0], id->Data4[1], id->Data4[2], id->Data4[3],
id->Data4[4], id->Data4[5], id->Data4[6], id->Data4[7], key->pid );
switch (pv->vt)
{
case VT_UI4:
{
ret = RegSetValueExW(regkey, buffer, 0, REG_DWORD, (const BYTE*)&pv->u.ulVal, sizeof(DWORD));
break;
}
case VT_BLOB:
{
ret = RegSetValueExW(regkey, buffer, 0, REG_BINARY, pv->u.blob.pBlobData, pv->u.blob.cbSize);
TRACE("Blob %p %u\n", pv->u.blob.pBlobData, pv->u.blob.cbSize);
break;
}
case VT_LPWSTR:
{
ret = RegSetValueExW(regkey, buffer, 0, REG_SZ, (const BYTE*)pv->u.pwszVal, sizeof(WCHAR)*(1+lstrlenW(pv->u.pwszVal)));
break;
}
default:
ret = 0;
FIXME("Unhandled type %u\n", pv->vt);
hr = E_INVALIDARG;
break;
}
RegCloseKey(regkey);
TRACE("Writing %s returned %u\n", debugstr_w(buffer), ret);
return hr;
}
static HRESULT set_driver_prop_value(GUID *id, const EDataFlow flow, const PROPERTYKEY *prop)
{
HRESULT hr;
PROPVARIANT pv;
if (!drvs.pGetPropValue)
return E_NOTIMPL;
hr = drvs.pGetPropValue(id, prop, &pv);
if (SUCCEEDED(hr))
{
MMDevice_SetPropValue(id, flow, prop, &pv);
PropVariantClear(&pv);
}
return hr;
}
/* Creates or updates the state of a device
* If GUID is null, a random guid will be assigned
* and the device will be created
*/
static MMDevice *MMDevice_Create(WCHAR *name, GUID *id, EDataFlow flow, DWORD state, BOOL setdefault)
{
HKEY key, root;
MMDevice *cur = NULL;
WCHAR guidstr[39];
DWORD i;
static const PROPERTYKEY deviceinterface_key = {
{0x233164c8, 0x1b2c, 0x4c7d, {0xbc, 0x68, 0xb6, 0x71, 0x68, 0x7a, 0x25, 0x67}}, 1
};
static const PROPERTYKEY devicepath_key = {
{0xb3f8fa53, 0x0004, 0x438e, {0x90, 0x03, 0x51, 0xa4, 0x6e, 0x13, 0x9b, 0xfc}}, 2
};
for (i = 0; i < MMDevice_count; ++i)
{
MMDevice *device = MMDevice_head[i];
if (device->flow == flow && IsEqualGUID(&device->devguid, id)){
cur = device;
break;
}
}
if(!cur){
/* No device found, allocate new one */
cur = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*cur));
if (!cur)
return NULL;
cur->IMMDevice_iface.lpVtbl = &MMDeviceVtbl;
cur->IMMEndpoint_iface.lpVtbl = &MMEndpointVtbl;
InitializeCriticalSection(&cur->crst);
cur->crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": MMDevice.crst");
if (!MMDevice_head)
MMDevice_head = HeapAlloc(GetProcessHeap(), 0, sizeof(*MMDevice_head));
else
MMDevice_head = HeapReAlloc(GetProcessHeap(), 0, MMDevice_head, sizeof(*MMDevice_head)*(1+MMDevice_count));
MMDevice_head[MMDevice_count++] = cur;
}else if(cur->ref > 0)
WARN("Modifying an MMDevice with postitive reference count!\n");
HeapFree(GetProcessHeap(), 0, cur->drv_id);
cur->drv_id = name;
cur->flow = flow;
cur->state = state;
cur->devguid = *id;
StringFromGUID2(&cur->devguid, guidstr, ARRAY_SIZE(guidstr));
if (flow == eRender)
root = key_render;
else
root = key_capture;
if (RegCreateKeyExW(root, guidstr, 0, NULL, 0, KEY_WRITE|KEY_READ|KEY_WOW64_64KEY, NULL, &key, NULL) == ERROR_SUCCESS)
{
HKEY keyprop;
RegSetValueExW(key, reg_devicestate, 0, REG_DWORD, (const BYTE*)&state, sizeof(DWORD));
if (!RegCreateKeyExW(key, reg_properties, 0, NULL, 0, KEY_WRITE|KEY_READ|KEY_WOW64_64KEY, NULL, &keyprop, NULL))
{
PROPVARIANT pv;
pv.vt = VT_LPWSTR;
pv.u.pwszVal = name;
MMDevice_SetPropValue(id, flow, (const PROPERTYKEY*)&DEVPKEY_Device_FriendlyName, &pv);
MMDevice_SetPropValue(id, flow, (const PROPERTYKEY*)&DEVPKEY_DeviceInterface_FriendlyName, &pv);
MMDevice_SetPropValue(id, flow, (const PROPERTYKEY*)&DEVPKEY_Device_DeviceDesc, &pv);
pv.u.pwszVal = guidstr;
MMDevice_SetPropValue(id, flow, &deviceinterface_key, &pv);
set_driver_prop_value(id, flow, &devicepath_key);
if (FAILED(set_driver_prop_value(id, flow, &PKEY_AudioEndpoint_FormFactor)))
{
pv.vt = VT_UI4;
pv.u.ulVal = (flow == eCapture) ? Microphone : Speakers;
MMDevice_SetPropValue(id, flow, &PKEY_AudioEndpoint_FormFactor, &pv);
}
if (flow != eCapture)
{
PROPVARIANT pv2;
PropVariantInit(&pv2);
/* make read-write by not overwriting if already set */
if (FAILED(MMDevice_GetPropValue(id, flow, &PKEY_AudioEndpoint_PhysicalSpeakers, &pv2)) || pv2.vt != VT_UI4)
set_driver_prop_value(id, flow, &PKEY_AudioEndpoint_PhysicalSpeakers);
PropVariantClear(&pv2);
}
RegCloseKey(keyprop);
}
RegCloseKey(key);
}
if (setdefault)
{
if (flow == eRender)
MMDevice_def_play = cur;
else
MMDevice_def_rec = cur;
}
return cur;
}
static HRESULT load_devices_from_reg(void)
{
DWORD i = 0;
HKEY root, cur;
LONG ret;
DWORD curflow;
ret = RegCreateKeyExW(HKEY_LOCAL_MACHINE, software_mmdevapi, 0, NULL, 0, KEY_WRITE|KEY_READ|KEY_WOW64_64KEY, NULL, &root, NULL);
if (ret == ERROR_SUCCESS)
ret = RegCreateKeyExW(root, reg_capture, 0, NULL, 0, KEY_READ|KEY_WRITE|KEY_WOW64_64KEY, NULL, &key_capture, NULL);
if (ret == ERROR_SUCCESS)
ret = RegCreateKeyExW(root, reg_render, 0, NULL, 0, KEY_READ|KEY_WRITE|KEY_WOW64_64KEY, NULL, &key_render, NULL);
RegCloseKey(root);
cur = key_capture;
curflow = eCapture;
if (ret != ERROR_SUCCESS)
{
RegCloseKey(key_capture);
key_render = key_capture = NULL;
WARN("Couldn't create key: %u\n", ret);
return E_FAIL;
}
do {
WCHAR guidvalue[39];
GUID guid;
DWORD len;
PROPVARIANT pv = { VT_EMPTY };
len = ARRAY_SIZE(guidvalue);
ret = RegEnumKeyExW(cur, i++, guidvalue, &len, NULL, NULL, NULL, NULL);
if (ret == ERROR_NO_MORE_ITEMS)
{
if (cur == key_capture)
{
cur = key_render;
curflow = eRender;
i = 0;
continue;
}
break;
}
if (ret != ERROR_SUCCESS)
continue;
if (SUCCEEDED(CLSIDFromString(guidvalue, &guid))
&& SUCCEEDED(MMDevice_GetPropValue(&guid, curflow, (const PROPERTYKEY*)&DEVPKEY_Device_FriendlyName, &pv))
&& pv.vt == VT_LPWSTR)
{
DWORD size_bytes = (lstrlenW(pv.u.pwszVal) + 1) * sizeof(WCHAR);
WCHAR *name = HeapAlloc(GetProcessHeap(), 0, size_bytes);
memcpy(name, pv.u.pwszVal, size_bytes);
MMDevice_Create(name, &guid, curflow,
DEVICE_STATE_NOTPRESENT, FALSE);
CoTaskMemFree(pv.u.pwszVal);
}
} while (1);
return S_OK;
}
static HRESULT set_format(MMDevice *dev)
{
HRESULT hr;
IAudioClient *client;
WAVEFORMATEX *fmt;
PROPVARIANT pv = { VT_EMPTY };
hr = drvs.pGetAudioEndpoint(&dev->devguid, &dev->IMMDevice_iface, &client);
if(FAILED(hr))
return hr;
hr = IAudioClient_GetMixFormat(client, &fmt);
if(FAILED(hr)){
IAudioClient_Release(client);
return hr;
}
IAudioClient_Release(client);
pv.vt = VT_BLOB;
pv.u.blob.cbSize = sizeof(WAVEFORMATEX) + fmt->cbSize;
pv.u.blob.pBlobData = (BYTE*)fmt;
MMDevice_SetPropValue(&dev->devguid, dev->flow,
&PKEY_AudioEngine_DeviceFormat, &pv);
MMDevice_SetPropValue(&dev->devguid, dev->flow,
&PKEY_AudioEngine_OEMFormat, &pv);
CoTaskMemFree(fmt);
return S_OK;
}
static HRESULT load_driver_devices(EDataFlow flow)
{
WCHAR **ids;
GUID *guids;
UINT num, def, i;
HRESULT hr;
if(!drvs.pGetEndpointIDs)
return S_OK;
hr = drvs.pGetEndpointIDs(flow, &ids, &guids, &num, &def);
if(FAILED(hr))
return hr;
for(i = 0; i < num; ++i){
MMDevice *dev;
dev = MMDevice_Create(ids[i], &guids[i], flow, DEVICE_STATE_ACTIVE,
def == i);
set_format(dev);
}
HeapFree(GetProcessHeap(), 0, guids);
HeapFree(GetProcessHeap(), 0, ids);
return S_OK;
}
static void MMDevice_Destroy(MMDevice *This)
{
DWORD i;
TRACE("Freeing %s\n", debugstr_w(This->drv_id));
/* Since this function is called at destruction time, reordering of the list is unimportant */
for (i = 0; i < MMDevice_count; ++i)
{
if (MMDevice_head[i] == This)
{
MMDevice_head[i] = MMDevice_head[--MMDevice_count];
break;
}
}
This->crst.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->crst);
HeapFree(GetProcessHeap(), 0, This->drv_id);
HeapFree(GetProcessHeap(), 0, This);
}
static inline MMDevice *impl_from_IMMDevice(IMMDevice *iface)
{
return CONTAINING_RECORD(iface, MMDevice, IMMDevice_iface);
}
static HRESULT WINAPI MMDevice_QueryInterface(IMMDevice *iface, REFIID riid, void **ppv)
{
MMDevice *This = impl_from_IMMDevice(iface);
TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown)
|| IsEqualIID(riid, &IID_IMMDevice))
*ppv = &This->IMMDevice_iface;
else if (IsEqualIID(riid, &IID_IMMEndpoint))
*ppv = &This->IMMEndpoint_iface;
if (*ppv)
{
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI MMDevice_AddRef(IMMDevice *iface)
{
MMDevice *This = impl_from_IMMDevice(iface);
LONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI MMDevice_Release(IMMDevice *iface)
{
MMDevice *This = impl_from_IMMDevice(iface);
LONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static HRESULT WINAPI MMDevice_Activate(IMMDevice *iface, REFIID riid, DWORD clsctx, PROPVARIANT *params, void **ppv)
{
HRESULT hr = E_NOINTERFACE;
MMDevice *This = impl_from_IMMDevice(iface);
TRACE("(%p)->(%s, %x, %p, %p)\n", iface, debugstr_guid(riid), clsctx, params, ppv);
if (!ppv)
return E_POINTER;
if (IsEqualIID(riid, &IID_IAudioClient)){
hr = drvs.pGetAudioEndpoint(&This->devguid, iface, (IAudioClient**)ppv);
}else if (IsEqualIID(riid, &IID_IAudioEndpointVolume) ||
IsEqualIID(riid, &IID_IAudioEndpointVolumeEx))
hr = AudioEndpointVolume_Create(This, (IAudioEndpointVolumeEx**)ppv);
else if (IsEqualIID(riid, &IID_IAudioSessionManager)
|| IsEqualIID(riid, &IID_IAudioSessionManager2))
{
hr = drvs.pGetAudioSessionManager(iface, (IAudioSessionManager2**)ppv);
}
else if (IsEqualIID(riid, &IID_IBaseFilter))
{
if (This->flow == eRender)
hr = CoCreateInstance(&CLSID_DSoundRender, NULL, clsctx, riid, ppv);
else
ERR("Not supported for recording?\n");
if (SUCCEEDED(hr))
{
IPersistPropertyBag *ppb;
hr = IUnknown_QueryInterface((IUnknown*)*ppv, &IID_IPersistPropertyBag, (void **)&ppb);
if (SUCCEEDED(hr))
{
/* ::Load cannot assume the interface stays alive after the function returns,
* so just create the interface on the stack, saves a lot of complicated code */
IPropertyBagImpl bag = { { &PB_Vtbl } };
bag.devguid = This->devguid;
hr = IPersistPropertyBag_Load(ppb, &bag.IPropertyBag_iface, NULL);
IPersistPropertyBag_Release(ppb);
if (FAILED(hr))
IBaseFilter_Release((IBaseFilter*)*ppv);
}
else
{
FIXME("Wine doesn't support IPersistPropertyBag on DSoundRender yet, ignoring..\n");
hr = S_OK;
}
}
}
else if (IsEqualIID(riid, &IID_IDeviceTopology))
{
FIXME("IID_IDeviceTopology unsupported\n");
}
else if (IsEqualIID(riid, &IID_IDirectSound)
|| IsEqualIID(riid, &IID_IDirectSound8))
{
if (This->flow == eRender)
hr = CoCreateInstance(&CLSID_DirectSound8, NULL, clsctx, riid, ppv);
if (SUCCEEDED(hr))
{
hr = IDirectSound_Initialize((IDirectSound*)*ppv, &This->devguid);
if (FAILED(hr))
IDirectSound_Release((IDirectSound*)*ppv);
}
}
else if (IsEqualIID(riid, &IID_IDirectSoundCapture))
{
if (This->flow == eCapture)
hr = CoCreateInstance(&CLSID_DirectSoundCapture8, NULL, clsctx, riid, ppv);
if (SUCCEEDED(hr))
{
hr = IDirectSoundCapture_Initialize((IDirectSoundCapture*)*ppv, &This->devguid);
if (FAILED(hr))
IDirectSoundCapture_Release((IDirectSoundCapture*)*ppv);
}
}
else
ERR("Invalid/unknown iid %s\n", debugstr_guid(riid));
if (FAILED(hr))
*ppv = NULL;
TRACE("Returning %08x\n", hr);
return hr;
}
static HRESULT WINAPI MMDevice_OpenPropertyStore(IMMDevice *iface, DWORD access, IPropertyStore **ppv)
{
MMDevice *This = impl_from_IMMDevice(iface);
TRACE("(%p)->(%x,%p)\n", This, access, ppv);
if (!ppv)
return E_POINTER;
return MMDevPropStore_Create(This, access, ppv);
}
static HRESULT WINAPI MMDevice_GetId(IMMDevice *iface, WCHAR **itemid)
{
MMDevice *This = impl_from_IMMDevice(iface);
WCHAR *str;
GUID *id = &This->devguid;
static const WCHAR formatW[] = { '{','0','.','0','.','%','u','.','0','0','0','0','0','0','0','0','}','.',
'{','%','0','8','X','-','%','0','4','X','-',
'%','0','4','X','-','%','0','2','X','%','0','2','X','-',
'%','0','2','X','%','0','2','X','%','0','2','X','%','0','2','X',
'%','0','2','X','%','0','2','X','}',0 };
TRACE("(%p)->(%p)\n", This, itemid);
if (!itemid)
return E_POINTER;
*itemid = str = CoTaskMemAlloc(56 * sizeof(WCHAR));
if (!str)
return E_OUTOFMEMORY;
wsprintfW( str, formatW, This->flow, id->Data1, id->Data2, id->Data3,
id->Data4[0], id->Data4[1], id->Data4[2], id->Data4[3],
id->Data4[4], id->Data4[5], id->Data4[6], id->Data4[7] );
TRACE("returning %s\n", wine_dbgstr_w(str));
return S_OK;
}
static HRESULT WINAPI MMDevice_GetState(IMMDevice *iface, DWORD *state)
{
MMDevice *This = impl_from_IMMDevice(iface);
TRACE("(%p)->(%p)\n", iface, state);
if (!state)
return E_POINTER;
*state = This->state;
return S_OK;
}
static const IMMDeviceVtbl MMDeviceVtbl =
{
MMDevice_QueryInterface,
MMDevice_AddRef,
MMDevice_Release,
MMDevice_Activate,
MMDevice_OpenPropertyStore,
MMDevice_GetId,
MMDevice_GetState
};
static inline MMDevice *impl_from_IMMEndpoint(IMMEndpoint *iface)
{
return CONTAINING_RECORD(iface, MMDevice, IMMEndpoint_iface);
}
static HRESULT WINAPI MMEndpoint_QueryInterface(IMMEndpoint *iface, REFIID riid, void **ppv)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
return IMMDevice_QueryInterface(&This->IMMDevice_iface, riid, ppv);
}
static ULONG WINAPI MMEndpoint_AddRef(IMMEndpoint *iface)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)\n", This);
return IMMDevice_AddRef(&This->IMMDevice_iface);
}
static ULONG WINAPI MMEndpoint_Release(IMMEndpoint *iface)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)\n", This);
return IMMDevice_Release(&This->IMMDevice_iface);
}
static HRESULT WINAPI MMEndpoint_GetDataFlow(IMMEndpoint *iface, EDataFlow *flow)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)->(%p)\n", This, flow);
if (!flow)
return E_POINTER;
*flow = This->flow;
return S_OK;
}
static const IMMEndpointVtbl MMEndpointVtbl =
{
MMEndpoint_QueryInterface,
MMEndpoint_AddRef,
MMEndpoint_Release,
MMEndpoint_GetDataFlow
};
static HRESULT MMDevCol_Create(IMMDeviceCollection **ppv, EDataFlow flow, DWORD state)
{
MMDevColImpl *This;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
*ppv = NULL;
if (!This)
return E_OUTOFMEMORY;
This->IMMDeviceCollection_iface.lpVtbl = &MMDevColVtbl;
This->ref = 1;
This->flow = flow;
This->state = state;
*ppv = &This->IMMDeviceCollection_iface;
return S_OK;
}
static void MMDevCol_Destroy(MMDevColImpl *This)
{
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI MMDevCol_QueryInterface(IMMDeviceCollection *iface, REFIID riid, void **ppv)
{
MMDevColImpl *This = impl_from_IMMDeviceCollection(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
if (IsEqualIID(riid, &IID_IUnknown)
|| IsEqualIID(riid, &IID_IMMDeviceCollection))
*ppv = &This->IMMDeviceCollection_iface;
else
*ppv = NULL;
if (!*ppv)
return E_NOINTERFACE;
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI MMDevCol_AddRef(IMMDeviceCollection *iface)
{
MMDevColImpl *This = impl_from_IMMDeviceCollection(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI MMDevCol_Release(IMMDeviceCollection *iface)
{
MMDevColImpl *This = impl_from_IMMDeviceCollection(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
MMDevCol_Destroy(This);
return ref;
}
static HRESULT WINAPI MMDevCol_GetCount(IMMDeviceCollection *iface, UINT *numdevs)
{
MMDevColImpl *This = impl_from_IMMDeviceCollection(iface);
DWORD i;
TRACE("(%p)->(%p)\n", This, numdevs);
if (!numdevs)
return E_POINTER;
*numdevs = 0;
for (i = 0; i < MMDevice_count; ++i)
{
MMDevice *cur = MMDevice_head[i];
if ((cur->flow == This->flow || This->flow == eAll)
&& (cur->state & This->state))
++(*numdevs);
}
return S_OK;
}
static HRESULT WINAPI MMDevCol_Item(IMMDeviceCollection *iface, UINT n, IMMDevice **dev)
{
MMDevColImpl *This = impl_from_IMMDeviceCollection(iface);
DWORD i = 0, j = 0;
TRACE("(%p)->(%u, %p)\n", This, n, dev);
if (!dev)
return E_POINTER;
for (j = 0; j < MMDevice_count; ++j)
{
MMDevice *cur = MMDevice_head[j];
if ((cur->flow == This->flow || This->flow == eAll)
&& (cur->state & This->state)
&& i++ == n)
{
*dev = &cur->IMMDevice_iface;
IMMDevice_AddRef(*dev);
return S_OK;
}
}
WARN("Could not obtain item %u\n", n);
*dev = NULL;
return E_INVALIDARG;
}
static const IMMDeviceCollectionVtbl MMDevColVtbl =
{
MMDevCol_QueryInterface,
MMDevCol_AddRef,
MMDevCol_Release,
MMDevCol_GetCount,
MMDevCol_Item
};
HRESULT MMDevEnum_Create(REFIID riid, void **ppv)
{
MMDevEnumImpl *This = MMDevEnumerator;
if (!This)
{
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
*ppv = NULL;
if (!This)
return E_OUTOFMEMORY;
This->ref = 1;
This->IMMDeviceEnumerator_iface.lpVtbl = &MMDevEnumVtbl;
MMDevEnumerator = This;
load_devices_from_reg();
load_driver_devices(eRender);
load_driver_devices(eCapture);
}
return IMMDeviceEnumerator_QueryInterface(&This->IMMDeviceEnumerator_iface, riid, ppv);
}
void MMDevEnum_Free(void)
{
while (MMDevice_count)
MMDevice_Destroy(MMDevice_head[0]);
RegCloseKey(key_render);
RegCloseKey(key_capture);
key_render = key_capture = NULL;
HeapFree(GetProcessHeap(), 0, MMDevEnumerator);
MMDevEnumerator = NULL;
}
static HRESULT WINAPI MMDevEnum_QueryInterface(IMMDeviceEnumerator *iface, REFIID riid, void **ppv)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
if (IsEqualIID(riid, &IID_IUnknown)
|| IsEqualIID(riid, &IID_IMMDeviceEnumerator))
*ppv = &This->IMMDeviceEnumerator_iface;
else
*ppv = NULL;
if (!*ppv)
return E_NOINTERFACE;
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI MMDevEnum_AddRef(IMMDeviceEnumerator *iface)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI MMDevEnum_Release(IMMDeviceEnumerator *iface)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
LONG ref = InterlockedDecrement(&This->ref);
if (!ref)
MMDevEnum_Free();
TRACE("Refcount now %i\n", ref);
return ref;
}
static HRESULT WINAPI MMDevEnum_EnumAudioEndpoints(IMMDeviceEnumerator *iface, EDataFlow flow, DWORD mask, IMMDeviceCollection **devices)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
TRACE("(%p)->(%u,%u,%p)\n", This, flow, mask, devices);
if (!devices)
return E_POINTER;
*devices = NULL;
if (flow >= EDataFlow_enum_count)
return E_INVALIDARG;
if (mask & ~DEVICE_STATEMASK_ALL)
return E_INVALIDARG;
return MMDevCol_Create(devices, flow, mask);
}
static HRESULT WINAPI MMDevEnum_GetDefaultAudioEndpoint(IMMDeviceEnumerator *iface, EDataFlow flow, ERole role, IMMDevice **device)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
WCHAR reg_key[256];
HKEY key;
HRESULT hr;
TRACE("(%p)->(%u,%u,%p)\n", This, flow, role, device);
if (!device)
return E_POINTER;
if((flow != eRender && flow != eCapture) ||
(role != eConsole && role != eMultimedia && role != eCommunications)){
WARN("Unknown flow (%u) or role (%u)\n", flow, role);
return E_INVALIDARG;
}
*device = NULL;
if(!drvs.module_name[0])
return E_NOTFOUND;
lstrcpyW(reg_key, drv_keyW);
lstrcatW(reg_key, slashW);
lstrcatW(reg_key, drvs.module_name);
if(RegOpenKeyW(HKEY_CURRENT_USER, reg_key, &key) == ERROR_SUCCESS){
const WCHAR *reg_x_name, *reg_vx_name;
WCHAR def_id[256];
DWORD size = sizeof(def_id), state;
if(flow == eRender){
reg_x_name = reg_out_nameW;
reg_vx_name = reg_vout_nameW;
}else{
reg_x_name = reg_in_nameW;
reg_vx_name = reg_vin_nameW;
}
if(role == eCommunications &&
RegQueryValueExW(key, reg_vx_name, 0, NULL,
(BYTE*)def_id, &size) == ERROR_SUCCESS){
hr = IMMDeviceEnumerator_GetDevice(iface, def_id, device);
if(SUCCEEDED(hr)){
if(SUCCEEDED(IMMDevice_GetState(*device, &state)) &&
state == DEVICE_STATE_ACTIVE){
RegCloseKey(key);
return S_OK;
}
}
TRACE("Unable to find voice device %s\n", wine_dbgstr_w(def_id));
}
if(RegQueryValueExW(key, reg_x_name, 0, NULL,
(BYTE*)def_id, &size) == ERROR_SUCCESS){
hr = IMMDeviceEnumerator_GetDevice(iface, def_id, device);
if(SUCCEEDED(hr)){
if(SUCCEEDED(IMMDevice_GetState(*device, &state)) &&
state == DEVICE_STATE_ACTIVE){
RegCloseKey(key);
return S_OK;
}
}
TRACE("Unable to find device %s\n", wine_dbgstr_w(def_id));
}
RegCloseKey(key);
}
if (flow == eRender)
*device = &MMDevice_def_play->IMMDevice_iface;
else
*device = &MMDevice_def_rec->IMMDevice_iface;
if (!*device)
return E_NOTFOUND;
IMMDevice_AddRef(*device);
return S_OK;
}
static HRESULT WINAPI MMDevEnum_GetDevice(IMMDeviceEnumerator *iface, const WCHAR *name, IMMDevice **device)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
DWORD i=0;
IMMDevice *dev = NULL;
static const WCHAR wine_info_deviceW[] = {'W','i','n','e',' ',
'i','n','f','o',' ','d','e','v','i','c','e',0};
TRACE("(%p)->(%s,%p)\n", This, debugstr_w(name), device);
if(!name || !device)
return E_POINTER;
if(!lstrcmpW(name, wine_info_deviceW)){
*device = &info_device;
return S_OK;
}
for (i = 0; i < MMDevice_count; ++i)
{
HRESULT hr;
WCHAR *str;
dev = &MMDevice_head[i]->IMMDevice_iface;
hr = IMMDevice_GetId(dev, &str);
if (FAILED(hr))
{
WARN("GetId failed: %08x\n", hr);
continue;
}
if (str && !lstrcmpW(str, name))
{
CoTaskMemFree(str);
IMMDevice_AddRef(dev);
*device = dev;
return S_OK;
}
CoTaskMemFree(str);
}
TRACE("Could not find device %s\n", debugstr_w(name));
return E_INVALIDARG;
}
struct NotificationClientWrapper {
IMMNotificationClient *client;
struct list entry;
};
static struct list g_notif_clients = LIST_INIT(g_notif_clients);
static HANDLE g_notif_thread;
static CRITICAL_SECTION g_notif_lock;
static CRITICAL_SECTION_DEBUG g_notif_lock_debug =
{
0, 0, &g_notif_lock,
{ &g_notif_lock_debug.ProcessLocksList, &g_notif_lock_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": g_notif_lock") }
};
static CRITICAL_SECTION g_notif_lock = { &g_notif_lock_debug, -1, 0, 0, 0, 0 };
static void notify_clients(EDataFlow flow, ERole role, const WCHAR *id)
{
struct NotificationClientWrapper *wrapper;
LIST_FOR_EACH_ENTRY(wrapper, &g_notif_clients,
struct NotificationClientWrapper, entry)
IMMNotificationClient_OnDefaultDeviceChanged(wrapper->client, flow,
role, id);
/* Windows 7 treats changes to eConsole as changes to eMultimedia */
if(role == eConsole)
notify_clients(flow, eMultimedia, id);
}
static BOOL notify_if_changed(EDataFlow flow, ERole role, HKEY key,
const WCHAR *val_name, WCHAR *old_val, IMMDevice *def_dev)
{
WCHAR new_val[64], *id;
DWORD size;
HRESULT hr;
size = sizeof(new_val);
if(RegQueryValueExW(key, val_name, 0, NULL,
(BYTE*)new_val, &size) != ERROR_SUCCESS){
if(old_val[0] != 0){
/* set by user -> system default */
if(def_dev){
hr = IMMDevice_GetId(def_dev, &id);
if(FAILED(hr)){
ERR("GetId failed: %08x\n", hr);
return FALSE;
}
}else
id = NULL;
notify_clients(flow, role, id);
old_val[0] = 0;
CoTaskMemFree(id);
return TRUE;
}
/* system default -> system default, noop */
return FALSE;
}
if(!lstrcmpW(old_val, new_val)){
/* set by user -> same value */
return FALSE;
}
if(new_val[0] != 0){
/* set by user -> different value */
notify_clients(flow, role, new_val);
memcpy(old_val, new_val, sizeof(new_val));
return TRUE;
}
/* set by user -> system default */
if(def_dev){
hr = IMMDevice_GetId(def_dev, &id);
if(FAILED(hr)){
ERR("GetId failed: %08x\n", hr);
return FALSE;
}
}else
id = NULL;
notify_clients(flow, role, id);
old_val[0] = 0;
CoTaskMemFree(id);
return TRUE;
}
static DWORD WINAPI notif_thread_proc(void *user)
{
HKEY key;
WCHAR reg_key[256];
WCHAR out_name[64], vout_name[64], in_name[64], vin_name[64];
DWORD size;
lstrcpyW(reg_key, drv_keyW);
lstrcatW(reg_key, slashW);
lstrcatW(reg_key, drvs.module_name);
if(RegCreateKeyExW(HKEY_CURRENT_USER, reg_key, 0, NULL, 0,
MAXIMUM_ALLOWED, NULL, &key, NULL) != ERROR_SUCCESS){
ERR("RegCreateKeyEx failed: %u\n", GetLastError());
return 1;
}
size = sizeof(out_name);
if(RegQueryValueExW(key, reg_out_nameW, 0, NULL,
(BYTE*)out_name, &size) != ERROR_SUCCESS)
out_name[0] = 0;
size = sizeof(vout_name);
if(RegQueryValueExW(key, reg_vout_nameW, 0, NULL,
(BYTE*)vout_name, &size) != ERROR_SUCCESS)
vout_name[0] = 0;
size = sizeof(in_name);
if(RegQueryValueExW(key, reg_in_nameW, 0, NULL,
(BYTE*)in_name, &size) != ERROR_SUCCESS)
in_name[0] = 0;
size = sizeof(vin_name);
if(RegQueryValueExW(key, reg_vin_nameW, 0, NULL,
(BYTE*)vin_name, &size) != ERROR_SUCCESS)
vin_name[0] = 0;
while(1){
if(RegNotifyChangeKeyValue(key, FALSE, REG_NOTIFY_CHANGE_LAST_SET,
NULL, FALSE) != ERROR_SUCCESS){
ERR("RegNotifyChangeKeyValue failed: %u\n", GetLastError());
RegCloseKey(key);
g_notif_thread = NULL;
return 1;
}
EnterCriticalSection(&g_notif_lock);
notify_if_changed(eRender, eConsole, key, reg_out_nameW,
out_name, &MMDevice_def_play->IMMDevice_iface);
notify_if_changed(eRender, eCommunications, key, reg_vout_nameW,
vout_name, &MMDevice_def_play->IMMDevice_iface);
notify_if_changed(eCapture, eConsole, key, reg_in_nameW,
in_name, &MMDevice_def_rec->IMMDevice_iface);
notify_if_changed(eCapture, eCommunications, key, reg_vin_nameW,
vin_name, &MMDevice_def_rec->IMMDevice_iface);
LeaveCriticalSection(&g_notif_lock);
}
RegCloseKey(key);
g_notif_thread = NULL;
return 0;
}
static HRESULT WINAPI MMDevEnum_RegisterEndpointNotificationCallback(IMMDeviceEnumerator *iface, IMMNotificationClient *client)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
struct NotificationClientWrapper *wrapper;
TRACE("(%p)->(%p)\n", This, client);
if(!client)
return E_POINTER;
wrapper = HeapAlloc(GetProcessHeap(), 0, sizeof(*wrapper));
if(!wrapper)
return E_OUTOFMEMORY;
wrapper->client = client;
EnterCriticalSection(&g_notif_lock);
list_add_tail(&g_notif_clients, &wrapper->entry);
if(!g_notif_thread){
g_notif_thread = CreateThread(NULL, 0, notif_thread_proc, NULL, 0, NULL);
if(!g_notif_thread)
ERR("CreateThread failed: %u\n", GetLastError());
}
LeaveCriticalSection(&g_notif_lock);
return S_OK;
}
static HRESULT WINAPI MMDevEnum_UnregisterEndpointNotificationCallback(IMMDeviceEnumerator *iface, IMMNotificationClient *client)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
struct NotificationClientWrapper *wrapper;
TRACE("(%p)->(%p)\n", This, client);
if(!client)
return E_POINTER;
EnterCriticalSection(&g_notif_lock);
LIST_FOR_EACH_ENTRY(wrapper, &g_notif_clients, struct NotificationClientWrapper, entry){
if(wrapper->client == client){
list_remove(&wrapper->entry);
HeapFree(GetProcessHeap(), 0, wrapper);
LeaveCriticalSection(&g_notif_lock);
return S_OK;
}
}
LeaveCriticalSection(&g_notif_lock);
return E_NOTFOUND;
}
static const IMMDeviceEnumeratorVtbl MMDevEnumVtbl =
{
MMDevEnum_QueryInterface,
MMDevEnum_AddRef,
MMDevEnum_Release,
MMDevEnum_EnumAudioEndpoints,
MMDevEnum_GetDefaultAudioEndpoint,
MMDevEnum_GetDevice,
MMDevEnum_RegisterEndpointNotificationCallback,
MMDevEnum_UnregisterEndpointNotificationCallback
};
static HRESULT MMDevPropStore_Create(MMDevice *parent, DWORD access, IPropertyStore **ppv)
{
MMDevPropStore *This;
if (access != STGM_READ
&& access != STGM_WRITE
&& access != STGM_READWRITE)
{
WARN("Invalid access %08x\n", access);
return E_INVALIDARG;
}
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
*ppv = &This->IPropertyStore_iface;
if (!This)
return E_OUTOFMEMORY;
This->IPropertyStore_iface.lpVtbl = &MMDevPropVtbl;
This->ref = 1;
This->parent = parent;
This->access = access;
return S_OK;
}
static void MMDevPropStore_Destroy(MMDevPropStore *This)
{
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI MMDevPropStore_QueryInterface(IPropertyStore *iface, REFIID riid, void **ppv)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if (!ppv)
return E_POINTER;
if (IsEqualIID(riid, &IID_IUnknown)
|| IsEqualIID(riid, &IID_IPropertyStore))
*ppv = &This->IPropertyStore_iface;
else
*ppv = NULL;
if (!*ppv)
return E_NOINTERFACE;
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI MMDevPropStore_AddRef(IPropertyStore *iface)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI MMDevPropStore_Release(IPropertyStore *iface)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
MMDevPropStore_Destroy(This);
return ref;
}
static HRESULT WINAPI MMDevPropStore_GetCount(IPropertyStore *iface, DWORD *nprops)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
WCHAR buffer[50];
DWORD i = 0;
HKEY propkey;
HRESULT hr;
TRACE("(%p)->(%p)\n", iface, nprops);
if (!nprops)
return E_POINTER;
hr = MMDevPropStore_OpenPropKey(&This->parent->devguid, This->parent->flow, &propkey);
if (FAILED(hr))
return hr;
*nprops = 0;
do {
DWORD len = ARRAY_SIZE(buffer);
if (RegEnumValueW(propkey, i, buffer, &len, NULL, NULL, NULL, NULL) != ERROR_SUCCESS)
break;
i++;
} while (1);
RegCloseKey(propkey);
TRACE("Returning %i\n", i);
*nprops = i;
return S_OK;
}
static HRESULT WINAPI MMDevPropStore_GetAt(IPropertyStore *iface, DWORD prop, PROPERTYKEY *key)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
WCHAR buffer[50];
DWORD len = ARRAY_SIZE(buffer);
HRESULT hr;
HKEY propkey;
TRACE("(%p)->(%u,%p)\n", iface, prop, key);
if (!key)
return E_POINTER;
hr = MMDevPropStore_OpenPropKey(&This->parent->devguid, This->parent->flow, &propkey);
if (FAILED(hr))
return hr;
if (RegEnumValueW(propkey, prop, buffer, &len, NULL, NULL, NULL, NULL) != ERROR_SUCCESS
|| len <= 39)
{
WARN("GetAt %u failed\n", prop);
return E_INVALIDARG;
}
RegCloseKey(propkey);
buffer[38] = 0;
CLSIDFromString(buffer, &key->fmtid);
key->pid = wcstol(&buffer[39], NULL, 10);
return S_OK;
}
static HRESULT WINAPI MMDevPropStore_GetValue(IPropertyStore *iface, REFPROPERTYKEY key, PROPVARIANT *pv)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
TRACE("(%p)->(\"%s,%u\", %p)\n", This, key ? debugstr_guid(&key->fmtid) : NULL, key ? key->pid : 0, pv);
if (!key || !pv)
return E_POINTER;
if (This->access != STGM_READ
&& This->access != STGM_READWRITE)
return STG_E_ACCESSDENIED;
/* Special case */
if (IsEqualPropertyKey(*key, PKEY_AudioEndpoint_GUID))
{
pv->vt = VT_LPWSTR;
pv->u.pwszVal = CoTaskMemAlloc(39 * sizeof(WCHAR));
if (!pv->u.pwszVal)
return E_OUTOFMEMORY;
StringFromGUID2(&This->parent->devguid, pv->u.pwszVal, 39);
return S_OK;
}
return MMDevice_GetPropValue(&This->parent->devguid, This->parent->flow, key, pv);
}
static HRESULT WINAPI MMDevPropStore_SetValue(IPropertyStore *iface, REFPROPERTYKEY key, REFPROPVARIANT pv)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
TRACE("(%p)->(\"%s,%u\", %p)\n", This, key ? debugstr_guid(&key->fmtid) : NULL, key ? key->pid : 0, pv);
if (!key || !pv)
return E_POINTER;
if (This->access != STGM_WRITE
&& This->access != STGM_READWRITE)
return STG_E_ACCESSDENIED;
return MMDevice_SetPropValue(&This->parent->devguid, This->parent->flow, key, pv);
}
static HRESULT WINAPI MMDevPropStore_Commit(IPropertyStore *iface)
{
MMDevPropStore *This = impl_from_IPropertyStore(iface);
TRACE("(%p)\n", iface);
if (This->access != STGM_WRITE
&& This->access != STGM_READWRITE)
return STG_E_ACCESSDENIED;
/* Does nothing - for mmdevapi, the propstore values are written on SetValue,
* not on Commit. */
return S_OK;
}
static const IPropertyStoreVtbl MMDevPropVtbl =
{
MMDevPropStore_QueryInterface,
MMDevPropStore_AddRef,
MMDevPropStore_Release,
MMDevPropStore_GetCount,
MMDevPropStore_GetAt,
MMDevPropStore_GetValue,
MMDevPropStore_SetValue,
MMDevPropStore_Commit
};
/* Property bag for IBaseFilter activation */
static HRESULT WINAPI PB_QueryInterface(IPropertyBag *iface, REFIID riid, void **ppv)
{
ERR("Should not be called\n");
*ppv = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI PB_AddRef(IPropertyBag *iface)
{
ERR("Should not be called\n");
return 2;
}
static ULONG WINAPI PB_Release(IPropertyBag *iface)
{
ERR("Should not be called\n");
return 1;
}
static HRESULT WINAPI PB_Read(IPropertyBag *iface, LPCOLESTR name, VARIANT *var, IErrorLog *log)
{
static const WCHAR dsguid[] = { 'D','S','G','u','i','d', 0 };
IPropertyBagImpl *This = impl_from_IPropertyBag(iface);
TRACE("Trying to read %s, type %u\n", debugstr_w(name), var->n1.n2.vt);
if (!lstrcmpW(name, dsguid))
{
WCHAR guidstr[39];
StringFromGUID2(&This->devguid, guidstr,ARRAY_SIZE(guidstr));
var->n1.n2.vt = VT_BSTR;
var->n1.n2.n3.bstrVal = SysAllocString(guidstr);
return S_OK;
}
ERR("Unknown property '%s' queried\n", debugstr_w(name));
return E_FAIL;
}
static HRESULT WINAPI PB_Write(IPropertyBag *iface, LPCOLESTR name, VARIANT *var)
{
ERR("Should not be called\n");
return E_FAIL;
}
static const IPropertyBagVtbl PB_Vtbl =
{
PB_QueryInterface,
PB_AddRef,
PB_Release,
PB_Read,
PB_Write
};
static ULONG WINAPI info_device_ps_AddRef(IPropertyStore *iface)
{
return 2;
}
static ULONG WINAPI info_device_ps_Release(IPropertyStore *iface)
{
return 1;
}
static HRESULT WINAPI info_device_ps_GetValue(IPropertyStore *iface,
REFPROPERTYKEY key, PROPVARIANT *pv)
{
TRACE("(static)->(\"%s,%u\", %p)\n", debugstr_guid(&key->fmtid), key ? key->pid : 0, pv);
if (!key || !pv)
return E_POINTER;
if (IsEqualPropertyKey(*key, DEVPKEY_Device_Driver))
{
INT size = (lstrlenW(drvs.module_name) + 1) * sizeof(WCHAR);
pv->vt = VT_LPWSTR;
pv->u.pwszVal = CoTaskMemAlloc(size);
if (!pv->u.pwszVal)
return E_OUTOFMEMORY;
memcpy(pv->u.pwszVal, drvs.module_name, size);
return S_OK;
}
return E_INVALIDARG;
}
static const IPropertyStoreVtbl info_device_ps_Vtbl =
{
NULL,
info_device_ps_AddRef,
info_device_ps_Release,
NULL,
NULL,
info_device_ps_GetValue,
NULL,
NULL
};
static IPropertyStore info_device_ps = {
&info_device_ps_Vtbl
};
static ULONG WINAPI info_device_AddRef(IMMDevice *iface)
{
return 2;
}
static ULONG WINAPI info_device_Release(IMMDevice *iface)
{
return 1;
}
static HRESULT WINAPI info_device_OpenPropertyStore(IMMDevice *iface,
DWORD access, IPropertyStore **ppv)
{
TRACE("(static)->(%x, %p)\n", access, ppv);
*ppv = &info_device_ps;
return S_OK;
}
static const IMMDeviceVtbl info_device_Vtbl =
{
NULL,
info_device_AddRef,
info_device_Release,
NULL,
info_device_OpenPropertyStore,
NULL,
NULL
};
static IMMDevice info_device = {
&info_device_Vtbl
};
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