winealsa: Implement main_loop in unixlib.

dlls/winealsa.drv/alsa.c

@@ -476,6 +476,13 @@ static WCHAR *alsa_get_card_name(int card)
     return ret;
 }
 
+static NTSTATUS alsa_main_loop(void *args)
+{
+    struct main_loop_params *params = args;
+    NtSetEvent(params->event, NULL);
+    return STATUS_SUCCESS;
+}
+
 static NTSTATUS alsa_get_endpoint_ids(void *args)
 {
     static const WCHAR defaultW[] = {'d','e','f','a','u','l','t',0};
@@ -2493,7 +2500,7 @@ unixlib_entry_t __wine_unix_call_funcs[] =
 {
     alsa_not_implemented,
     alsa_not_implemented,
-    alsa_not_implemented,
+    alsa_main_loop,
     alsa_get_endpoint_ids,
     alsa_create_stream,
     alsa_release_stream,
@@ -2531,6 +2538,19 @@ unixlib_entry_t __wine_unix_call_funcs[] =
 
 typedef UINT PTR32;
 
+static NTSTATUS alsa_wow64_main_loop(void *args)
+{
+    struct
+    {
+        PTR32 event;
+    } *params32 = args;
+    struct main_loop_params params =
+    {
+        .event = ULongToHandle(params32->event)
+    };
+    return alsa_main_loop(&params);
+}
+
 static NTSTATUS alsa_wow64_get_endpoint_ids(void *args)
 {
     struct
@@ -2934,7 +2954,7 @@ unixlib_entry_t __wine_unix_call_wow64_funcs[] =
 {
     alsa_not_implemented,
     alsa_not_implemented,
-    alsa_not_implemented,
+    alsa_wow64_main_loop,
     alsa_wow64_get_endpoint_ids,
     alsa_wow64_create_stream,
     alsa_wow64_release_stream,

dlls/winealsa.drv/mmdevdrv.c

@@ -76,6 +76,8 @@ extern const IAudioClock2Vtbl AudioClock2_Vtbl;
 extern const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
 extern const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
 
+extern HRESULT main_loop_start(void) DECLSPEC_HIDDEN;
+
 extern struct audio_session_wrapper *session_wrapper_create(
     struct audio_client *client) DECLSPEC_HIDDEN;
 
@@ -598,6 +600,11 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         return AUDCLNT_E_ALREADY_INITIALIZED;
     }
 
+    if(FAILED(params.result = main_loop_start())){
+        sessions_unlock();
+        return params.result;
+    }
+
     dump_fmt(fmt);
 
     params.name = NULL;