[PATCH 4/5] winealsa: Move is_started to the unixlib.

[Huw Davies]

Signed-off-by: Huw Davies 
---
 dlls/winealsa.drv/alsa.c     | 11 +++++++++++
 dlls/winealsa.drv/mmdevdrv.c | 19 ++++---------------
 dlls/winealsa.drv/unixlib.h  |  7 +++++++
 3 files changed, 22 insertions(+), 15 deletions(-)

diff --git a/dlls/winealsa.drv/alsa.c b/dlls/winealsa.drv/alsa.c
index 870ec4db151..365f5637b20 100644
--- a/dlls/winealsa.drv/alsa.c
+++ b/dlls/winealsa.drv/alsa.c
@@ -2182,6 +2182,16 @@ static NTSTATUS set_event_handle(void *args)
     return alsa_unlock_result(stream, &params->result, S_OK);
 }

+static NTSTATUS is_started(void *args)
+{
+    struct is_started_params *params = args;
+    struct alsa_stream *stream = params->stream;
+
+    alsa_lock(stream);
+
+    return alsa_unlock_result(stream, &params->result, stream->started ? S_OK : S_FALSE);
+}
+
 unixlib_entry_t __wine_unix_call_funcs[] =
 {
     get_endpoint_ids,
@@ -2204,4 +2214,5 @@ unixlib_entry_t __wine_unix_call_funcs[] =
     get_frequency,
     get_position,
     set_event_handle,
+    is_started,
 };
diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c
index 6dfa3ad013f..0f6a30e0f45 100644
--- a/dlls/winealsa.drv/mmdevdrv.c
+++ b/dlls/winealsa.drv/mmdevdrv.c
@@ -25,7 +25,6 @@
 #include <stdarg.h>
 #include <stdio.h>
 #include <math.h>
-#include <pthread.h>

#include "windef.h"
 #include "winbase.h"
@@ -237,16 +236,6 @@ int WINAPI AUDDRV_GetPriority(void)
     return Priority_Neutral;
 }

-static void alsa_lock(struct alsa_stream *stream)
-{
-    pthread_mutex_lock(&stream->lock);
-}
-
-static void alsa_unlock(struct alsa_stream *stream)
-{
-    pthread_mutex_unlock(&stream->lock);
-}
-
 static HRESULT alsa_stream_release(struct alsa_stream *stream, HANDLE timer_thread)
 {
     struct release_stream_params params;
@@ -1640,6 +1629,7 @@ static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
         AudioSessionState *state)
 {
     AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+    struct is_started_params params;
     ACImpl *client;

TRACE("(%p)->(%p)\n", This, state);
@@ -1656,14 +1646,13 @@ static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
     }

LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry){
-        alsa_lock(client->stream);
-        if(client->stream->started){
+        params.stream = client->stream;
+        ALSA_CALL(is_started, &params);
+        if(params.result == S_OK){
             *state = AudioSessionStateActive;
-            alsa_unlock(client->stream);
             LeaveCriticalSection(&g_sessions_lock);
             return S_OK;
         }
-        alsa_unlock(client->stream);
     }

LeaveCriticalSection(&g_sessions_lock);
diff --git a/dlls/winealsa.drv/unixlib.h b/dlls/winealsa.drv/unixlib.h
index 89b53fbcb9a..b73f40c8282 100644
--- a/dlls/winealsa.drv/unixlib.h
+++ b/dlls/winealsa.drv/unixlib.h
@@ -216,6 +216,12 @@ struct set_event_handle_params
     HRESULT result;
 };

+struct is_started_params
+{
+    struct alsa_stream *stream;
+    HRESULT result;
+};
+
 enum alsa_funcs
 {
     alsa_get_endpoint_ids,
@@ -238,6 +244,7 @@ enum alsa_funcs
     alsa_get_frequency,
     alsa_get_position,
     alsa_set_event_handle,
+    alsa_is_started,
 };

extern unixlib_handle_t alsa_handle;