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 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;
}
static HRESULT WINAPI MMDevEnum_GetDefaultAudioEndpoint(IMMDeviceEnumerator *iface, EDataFlow flow, ERole role, IMMDevice **device)
{
MMDevEnumImpl *This = impl_from_IMMDeviceEnumerator(iface);
TRACE("(%p)->(%u,%u,%p)\n", This, flow, role, device);
if (!device)
return E_POINTER;
*device = NULL;
if (flow == eRender)
*device = &MMDevice_def_play->IMMDevice_iface;
else if (flow == eCapture)
*device = &MMDevice_def_rec->IMMDevice_iface;
else
{
WARN("Unknown flow %u\n", flow);
return E_INVALIDARG;
}
if (!*device)
return E_NOTFOUND;
IMMDevice_AddRef(*device);
return S_OK;
}
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 ULONG WINAPI MMEndpoint_AddRef(IMMEndpoint *iface)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)\n", This);
return IMMDevice_AddRef(&This->IMMDevice_iface);
}
