From: Davide Beatrici git@davidebeatrici.dev
--- dlls/mmdevapi/Makefile.in | 1 + dlls/mmdevapi/audiosession.c | 246 ++++++++++++++++++++++++++++ dlls/mmdevapi/audiosessionmanager.c | 14 ++ dlls/mmdevapi/mmdevdrv.h | 2 + 4 files changed, 263 insertions(+) create mode 100644 dlls/mmdevapi/audiosession.c
diff --git a/dlls/mmdevapi/Makefile.in b/dlls/mmdevapi/Makefile.in index 30e9079b442..8f992f516fa 100644 --- a/dlls/mmdevapi/Makefile.in +++ b/dlls/mmdevapi/Makefile.in @@ -3,6 +3,7 @@ IMPORTS = uuid ole32 oleaut32 user32 advapi32
C_SRCS = \ audioclient.c \ + audiosession.c \ audiosessionmanager.c \ audiovolume.c \ devenum.c \ diff --git a/dlls/mmdevapi/audiosession.c b/dlls/mmdevapi/audiosession.c new file mode 100644 index 00000000000..feb3f957690 --- /dev/null +++ b/dlls/mmdevapi/audiosession.c @@ -0,0 +1,246 @@ +/* + * 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 + */ +#define COBJMACROS + +#include <audiopolicy.h> +#include <mmdeviceapi.h> +#include <winternl.h> + +#include <wine/debug.h> +#include <wine/unixlib.h> + +#include "mmdevdrv.h" +#include "unixlib.h" + +#define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER) + +WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi); + +extern const IAudioClient3Vtbl AudioClient3_Vtbl; + +static inline struct audio_session_wrapper *impl_from_IAudioSessionControl2(IAudioSessionControl2 *iface) +{ + return CONTAINING_RECORD(iface, struct audio_session_wrapper, IAudioSessionControl2_iface); +} + +static HRESULT WINAPI ASC_QueryInterface(IAudioSessionControl2 *iface, REFIID riid, void **ppv) +{ + TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); + + if (!ppv) + return E_POINTER; + + if (IsEqualIID(riid, &IID_IUnknown) || + IsEqualIID(riid, &IID_IAudioSessionControl) || + IsEqualIID(riid, &IID_IAudioSessionControl2)) + *ppv = iface; + else { + *ppv = NULL; + return E_NOINTERFACE; + } + + IUnknown_AddRef((IUnknown *)*ppv); + + return S_OK; +} + +static ULONG WINAPI ASC_AddRef(IAudioSessionControl2 *iface) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + ULONG ref = InterlockedIncrement(&This->ref); + TRACE("(%p) Refcount now %lu\n", This, ref); + return ref; +} + +static ULONG WINAPI ASC_Release(IAudioSessionControl2 *iface) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + ULONG ref = InterlockedDecrement(&This->ref); + TRACE("(%p) Refcount now %lu\n", This, ref); + + if (!ref){ + if (This->client) { + lock_sessions(TRUE); + This->client->session_wrapper = NULL; + lock_sessions(FALSE); + AudioClient3_Vtbl.Release(&This->client->IAudioClient3_iface); + } + + HeapFree(GetProcessHeap(), 0, This); + } + + return ref; +} + +static HRESULT WINAPI ASC_GetState(IAudioSessionControl2 *iface, AudioSessionState *state) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + struct is_started_params params; + struct audio_client *client; + + TRACE("(%p)->(%p)\n", This, state); + + if (!state) + return NULL_PTR_ERR; + + lock_sessions(TRUE); + + if (list_empty(&This->session->clients)) { + *state = AudioSessionStateExpired; + lock_sessions(FALSE); + return S_OK; + } + + LIST_FOR_EACH_ENTRY(client, &This->session->clients, struct audio_client, entry) { + params.stream = client->stream; + WINE_UNIX_CALL(is_started, ¶ms); + if (params.result == S_OK) { + *state = AudioSessionStateActive; + lock_sessions(FALSE); + return S_OK; + } + } + + lock_sessions(FALSE); + + *state = AudioSessionStateInactive; + + return S_OK; +} + +static HRESULT WINAPI ASC_GetDisplayName(IAudioSessionControl2 *iface, WCHAR **name) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, name); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_SetDisplayName(IAudioSessionControl2 *iface, const WCHAR *name, + const GUID *session) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p, %s) - stub\n", This, name, debugstr_guid(session)); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_GetIconPath(IAudioSessionControl2 *iface, WCHAR **path) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, path); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_SetIconPath(IAudioSessionControl2 *iface, const WCHAR *path, + const GUID *session) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_w(path), debugstr_guid(session)); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_GetGroupingParam(IAudioSessionControl2 *iface, GUID *group) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, group); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_SetGroupingParam(IAudioSessionControl2 *iface, const GUID *group, + const GUID *session) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_guid(group), debugstr_guid(session)); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_RegisterAudioSessionNotification(IAudioSessionControl2 *iface, + IAudioSessionEvents *events) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, events); + return S_OK; +} + +static HRESULT WINAPI ASC_UnregisterAudioSessionNotification(IAudioSessionControl2 *iface, + IAudioSessionEvents *events) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, events); + return S_OK; +} + +static HRESULT WINAPI ASC_GetSessionIdentifier(IAudioSessionControl2 *iface, WCHAR **id) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, id); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_GetSessionInstanceIdentifier(IAudioSessionControl2 *iface, WCHAR **id) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + FIXME("(%p)->(%p) - stub\n", This, id); + return E_NOTIMPL; +} + +static HRESULT WINAPI ASC_GetProcessId(IAudioSessionControl2 *iface, DWORD *pid) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + + TRACE("(%p)->(%p)\n", This, pid); + + if (!pid) + return E_POINTER; + + *pid = GetCurrentProcessId(); + + return S_OK; +} + +static HRESULT WINAPI ASC_IsSystemSoundsSession(IAudioSessionControl2 *iface) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + TRACE("(%p)\n", This); + return S_FALSE; +} + +static HRESULT WINAPI ASC_SetDuckingPreference(IAudioSessionControl2 *iface, BOOL optout) +{ + struct audio_session_wrapper *This = impl_from_IAudioSessionControl2(iface); + TRACE("(%p)->(%d)\n", This, optout); + return S_OK; +} + +const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl = +{ + ASC_QueryInterface, + ASC_AddRef, + ASC_Release, + ASC_GetState, + ASC_GetDisplayName, + ASC_SetDisplayName, + ASC_GetIconPath, + ASC_SetIconPath, + ASC_GetGroupingParam, + ASC_SetGroupingParam, + ASC_RegisterAudioSessionNotification, + ASC_UnregisterAudioSessionNotification, + ASC_GetSessionIdentifier, + ASC_GetSessionInstanceIdentifier, + ASC_GetProcessId, + ASC_IsSystemSoundsSession, + ASC_SetDuckingPreference +}; diff --git a/dlls/mmdevapi/audiosessionmanager.c b/dlls/mmdevapi/audiosessionmanager.c index 039b1c264df..36134c8bc77 100644 --- a/dlls/mmdevapi/audiosessionmanager.c +++ b/dlls/mmdevapi/audiosessionmanager.c @@ -28,6 +28,20 @@ WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
static struct list g_sessions = LIST_INIT(g_sessions);
+static CRITICAL_SECTION g_sessions_lock; +static CRITICAL_SECTION_DEBUG g_sessions_lock_debug = +{ + 0, 0, &g_sessions_lock, + { &g_sessions_lock_debug.ProcessLocksList, &g_sessions_lock_debug.ProcessLocksList }, + 0, 0, { (DWORD_PTR)(__FILE__ ": g_sessions_lock") } +}; +static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0, 0 }; + +void lock_sessions(const BOOLEAN lock) +{ + lock ? EnterCriticalSection(&g_sessions_lock) : LeaveCriticalSection(&g_sessions_lock); +} + static inline struct session_mgr *impl_from_IAudioSessionManager2(IAudioSessionManager2 *iface) { return CONTAINING_RECORD(iface, struct session_mgr, IAudioSessionManager2_iface); diff --git a/dlls/mmdevapi/mmdevdrv.h b/dlls/mmdevapi/mmdevdrv.h index 5c26b1b34d8..7c02fd073da 100644 --- a/dlls/mmdevapi/mmdevdrv.h +++ b/dlls/mmdevapi/mmdevdrv.h @@ -84,3 +84,5 @@ struct audio_client { /* Keep at end */ char device_name[0]; }; + +extern void lock_sessions(const BOOLEAN lock) DECLSPEC_HIDDEN;