Jacek Caban : rpcrt4: Get rid of manual_listen_count and use binary state instead.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d0ed6d10358683e76f4fc059572fcd60813e8dc0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d0ed6d10358683e76f4fc05957...

Author: Jacek Caban <jacek(a)codeweavers.com>
Date:   Thu Mar 16 14:00:17 2017 +0100

rpcrt4: Get rid of manual_listen_count and use binary state instead.

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/rpcrt4/rpc_server.c   | 75 +++++++++++++++++++++++-----------------------
 dlls/rpcrt4/tests/rpc.c    |  4 ---
 dlls/rpcrt4/tests/server.c |  4 +--
 3 files changed, 38 insertions(+), 45 deletions(-)

diff --git a/dlls/rpcrt4/rpc_server.c b/dlls/rpcrt4/rpc_server.c
index 9e0426a..bca22eb 100644
--- a/dlls/rpcrt4/rpc_server.c
+++ b/dlls/rpcrt4/rpc_server.c
@@ -101,11 +101,9 @@ static CRITICAL_SECTION server_auth_info_cs = { &server_auth_info_cs_debug, -1,
 
 /* whether the server is currently listening */
 static BOOL std_listen;
-/* number of manual listeners (calls to RpcServerListen) */
-static LONG manual_listen_count;
 /* total listeners including auto listeners */
 static LONG listen_count;
-/* event set once all listening is finished */
+/* event set once all manual listening is finished */
 static HANDLE listen_done_event;
 
 static UUID uuid_nil;
@@ -735,13 +733,16 @@ static RPC_STATUS RPCRT4_start_listen(BOOL auto_listen)
   TRACE("\n");
 
   EnterCriticalSection(&listen_cs);
-  if (auto_listen || (manual_listen_count++ == 0))
+  if (auto_listen || !listen_done_event)
   {
     status = RPC_S_OK;
+    if(!auto_listen)
+      listen_done_event = CreateEventW(NULL, TRUE, FALSE, NULL);
     if (++listen_count == 1)
       std_listen = TRUE;
   }
   LeaveCriticalSection(&listen_cs);
+  if (status) return status;
 
   if (std_listen)
   {
@@ -764,38 +765,38 @@ static RPC_STATUS RPCRT4_start_listen(BOOL auto_listen)
 
 static RPC_STATUS RPCRT4_stop_listen(BOOL auto_listen)
 {
+  BOOL stop_listen = FALSE;
   RPC_STATUS status = RPC_S_OK;
 
   EnterCriticalSection(&listen_cs);
-
-  if (!std_listen)
+  if (!std_listen && (auto_listen || !listen_done_event))
   {
     status = RPC_S_NOT_LISTENING;
-    goto done;
   }
-
-  if (auto_listen || (--manual_listen_count == 0))
+  else
   {
-    if (listen_count != 0 && --listen_count == 0) {
-      RpcServerProtseq *cps;
-
+    stop_listen = listen_count != 0 && --listen_count == 0;
+    assert(listen_count >= 0);
+    if (stop_listen)
       std_listen = FALSE;
-      LeaveCriticalSection(&listen_cs);
+  }
+  LeaveCriticalSection(&listen_cs);
 
-      LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
-        RPCRT4_sync_with_server_thread(cps);
+  if (status) return status;
 
-      EnterCriticalSection(&listen_cs);
-      if (listen_done_event) SetEvent( listen_done_event );
-      listen_done_event = 0;
-      goto done;
-    }
-    assert(listen_count >= 0);
+  if (stop_listen) {
+    RpcServerProtseq *cps;
+    LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
+      RPCRT4_sync_with_server_thread(cps);
   }
 
-done:
-  LeaveCriticalSection(&listen_cs);
-  return status;
+  if (!auto_listen)
+  {
+      EnterCriticalSection(&listen_cs);
+      SetEvent( listen_done_event );
+      LeaveCriticalSection(&listen_cs);
+  }
+  return RPC_S_OK;
 }
 
 static BOOL RPCRT4_protseq_is_endpoint_registered(RpcServerProtseq *protseq, const char *endpoint)
@@ -1527,25 +1528,23 @@ RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
   TRACE("()\n");
 
   EnterCriticalSection(&listen_cs);
-
-  if (!std_listen) {
-    LeaveCriticalSection(&listen_cs);
-    return RPC_S_NOT_LISTENING;
-  }
-  if (listen_done_event) {
-    LeaveCriticalSection(&listen_cs);
-    return RPC_S_ALREADY_LISTENING;
-  }
-  event = CreateEventW( NULL, TRUE, FALSE, NULL );
-  listen_done_event = event;
-
+  event = listen_done_event;
   LeaveCriticalSection(&listen_cs);
 
+  if (!event)
+      return RPC_S_NOT_LISTENING;
+
   TRACE( "waiting for server calls to finish\n" );
   WaitForSingleObject( event, INFINITE );
   TRACE( "done waiting\n" );
 
-  CloseHandle( event );
+  EnterCriticalSection(&listen_cs);
+  if (listen_done_event == event)
+  {
+      listen_done_event = NULL;
+      CloseHandle( event );
+  }
+  LeaveCriticalSection(&listen_cs);
   return RPC_S_OK;
 }
 
@@ -1671,7 +1670,7 @@ RPC_STATUS WINAPI RpcMgmtIsServerListening(RPC_BINDING_HANDLE Binding)
     status = RPCRT4_IsServerListening(rpc_binding->Protseq, rpc_binding->Endpoint);
   }else {
     EnterCriticalSection(&listen_cs);
-    if (manual_listen_count > 0) status = RPC_S_OK;
+    if (listen_done_event && std_listen) status = RPC_S_OK;
     LeaveCriticalSection(&listen_cs);
   }
 
diff --git a/dlls/rpcrt4/tests/rpc.c b/dlls/rpcrt4/tests/rpc.c
index 36b3de9..7fdaf88 100644
--- a/dlls/rpcrt4/tests/rpc.c
+++ b/dlls/rpcrt4/tests/rpc.c
@@ -250,10 +250,8 @@ static void test_rpc_ncacn_ip_tcp(void)
     ok(status == RPC_S_OK, "RpcServerListen failed (%u)\n", status);
 
     status = RpcServerListen(1, 20, TRUE);
-todo_wine {
     ok(status == RPC_S_ALREADY_LISTENING,
        "wrong RpcServerListen error (%u)\n", status);
-}
 
     status = RpcStringBindingComposeA(NULL, ncacn_ip_tcp, address,
                                      endpoint, NULL, &binding);
@@ -301,9 +299,7 @@ todo_wine {
     ok(status == RPC_S_OK, "RpcServerUnregisterIf failed (%u)\n", status);
 
     status = RpcMgmtWaitServerListen();
-todo_wine {
     ok(status == RPC_S_OK, "RpcMgmtWaitServerListen failed (%u)\n", status);
-}
 
     status = RpcStringFreeA(&binding);
     ok(status == RPC_S_OK, "RpcStringFree failed (%u)\n", status);
diff --git a/dlls/rpcrt4/tests/server.c b/dlls/rpcrt4/tests/server.c
index 290e7de..9dca3c8 100644
--- a/dlls/rpcrt4/tests/server.c
+++ b/dlls/rpcrt4/tests/server.c
@@ -1752,9 +1752,7 @@ server(void)
   if (ret == WAIT_OBJECT_0)
   {
     status = RpcMgmtWaitServerListen();
-    todo_wine {
-      ok(status == RPC_S_OK, "RpcMgmtWaitServerListening failed with status %d\n", status);
-    }
+    ok(status == RPC_S_OK, "RpcMgmtWaitServerListening failed with status %d\n", status);
   }
 }