From cc8e8bc6920aa8999c55ffe1a744ad9c3983e934 Mon Sep 17 00:00:00 2001
From: Huw Davies <huw@codeweavers.com>
Date: Wed, 13 Apr 2022 07:38:49 +0100
Subject: [PATCH] wineoss: Move start to the unixlib.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/wineoss.drv/mmdevdrv.c | 24 +++++-------------------
 dlls/wineoss.drv/oss.c      | 19 +++++++++++++++++++
 dlls/wineoss.drv/unixlib.h  |  7 +++++++
 3 files changed, 31 insertions(+), 19 deletions(-)

diff --git a/dlls/wineoss.drv/mmdevdrv.c b/dlls/wineoss.drv/mmdevdrv.c
index 8f2b19c8faa..e50a7b32338 100644
--- a/dlls/wineoss.drv/mmdevdrv.c
+++ b/dlls/wineoss.drv/mmdevdrv.c
@@ -934,7 +934,7 @@ static void silence_buffer(struct oss_stream *stream, BYTE *buffer, UINT32 frame
 static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
     ACImpl *This = impl_from_IAudioClient3(iface);
-    struct oss_stream *stream = This->stream;
+    struct start_params params;
 
     TRACE("(%p)\n", This);
 
@@ -945,31 +945,17 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
         return AUDCLNT_E_NOT_INITIALIZED;
     }
 
-    oss_lock(stream);
+    params.stream = This->stream;
+    OSS_CALL(start, &params);
 
-    if((stream->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !stream->event){
-        oss_unlock(stream);
-        LeaveCriticalSection(&g_sessions_lock);
-        return AUDCLNT_E_EVENTHANDLE_NOT_SET;
-    }
-
-    if(stream->playing){
-        oss_unlock(stream);
-        LeaveCriticalSection(&g_sessions_lock);
-        return AUDCLNT_E_NOT_STOPPED;
-    }
-
-    if(!This->timer_thread){
+    if(SUCCEEDED(params.result) && !This->timer_thread){
         This->timer_thread = CreateThread(NULL, 0, timer_thread, This->stream, 0, NULL);
         SetThreadPriority(This->timer_thread, THREAD_PRIORITY_TIME_CRITICAL);
     }
 
-    stream->playing = TRUE;
-
-    oss_unlock(stream);
     LeaveCriticalSection(&g_sessions_lock);
 
-    return S_OK;
+    return params.result;
 }
 
 static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
diff --git a/dlls/wineoss.drv/oss.c b/dlls/wineoss.drv/oss.c
index b0dc22a500f..241b6d014ec 100644
--- a/dlls/wineoss.drv/oss.c
+++ b/dlls/wineoss.drv/oss.c
@@ -627,6 +627,24 @@ static NTSTATUS release_stream(void *args)
     return STATUS_SUCCESS;
 }
 
+static NTSTATUS start(void *args)
+{
+    struct start_params *params = args;
+    struct oss_stream *stream = params->stream;
+
+    oss_lock(stream);
+
+    if((stream->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !stream->event)
+        return oss_unlock_result(stream, &params->result, AUDCLNT_E_EVENTHANDLE_NOT_SET);
+
+    if(stream->playing)
+        return oss_unlock_result(stream, &params->result, AUDCLNT_E_NOT_STOPPED);
+
+    stream->playing = TRUE;
+
+    return oss_unlock_result(stream, &params->result, S_OK);
+}
+
 static void silence_buffer(struct oss_stream *stream, BYTE *buffer, UINT32 frames)
 {
     WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)stream->fmt;
@@ -989,6 +1007,7 @@ unixlib_entry_t __wine_unix_call_funcs[] =
     get_endpoint_ids,
     create_stream,
     release_stream,
+    start,
     timer_loop,
     is_format_supported,
     get_mix_format,
diff --git a/dlls/wineoss.drv/unixlib.h b/dlls/wineoss.drv/unixlib.h
index 2902bceb949..7418261282d 100644
--- a/dlls/wineoss.drv/unixlib.h
+++ b/dlls/wineoss.drv/unixlib.h
@@ -90,6 +90,12 @@ struct release_stream_params
     HRESULT result;
 };
 
+struct start_params
+{
+    struct oss_stream *stream;
+    HRESULT result;
+};
+
 struct timer_loop_params
 {
     struct oss_stream *stream;
@@ -140,6 +146,7 @@ enum oss_funcs
     oss_get_endpoint_ids,
     oss_create_stream,
     oss_release_stream,
+    oss_start,
     oss_timer_loop,
     oss_is_format_supported,
     oss_get_mix_format,