commit 03f46e1321b4c4cbcef405f2cad2f37d5c4054a9
author Alexandre Julliard <julliard@winehq.org> Mon Dec 12 14:58:44 2005 +0100
committer Alexandre Julliard <julliard@winehq.org> Mon Dec 12 14:58:44 2005 +0100
tree 15876d5336e7707d26e9b2377b30ca65d7140867
parent 28beba31d68a433b01ffa785015b28e3d1f1f9bc

server: Added access rights mapping to synchronization objects.

server/mutex.c

diff --git a/server/mutex.c b/server/mutex.c
index 0f1e9f8..4104161 100644
--- a/server/mutex.c
+++ b/server/mutex.c
@@ -47,6 +47,7 @@
 static void mutex_dump( struct object *obj, int verbose );
 static int mutex_signaled( struct object *obj, struct thread *thread );
 static int mutex_satisfied( struct object *obj, struct thread *thread );
+static unsigned int mutex_map_access( struct object *obj, unsigned int access );
 static void mutex_destroy( struct object *obj );
 static int mutex_signal( struct object *obj, unsigned int access );
 
@@ -60,7 +61,7 @@
     mutex_satisfied,           /* satisfied */
     mutex_signal,              /* signal */
     no_get_fd,                 /* get_fd */
-    no_map_access,             /* map_access */
+    mutex_map_access,          /* map_access */
     no_lookup_name,            /* lookup_name */
     no_close_handle,           /* close_handle */
     mutex_destroy              /* destroy */
@@ -143,6 +144,15 @@
     return 1;
 }
 
+static unsigned int mutex_map_access( struct object *obj, unsigned int access )
+{
+    if (access & GENERIC_READ)    access |= STANDARD_RIGHTS_READ | SYNCHRONIZE;
+    if (access & GENERIC_WRITE)   access |= STANDARD_RIGHTS_WRITE | MUTEX_MODIFY_STATE;
+    if (access & GENERIC_EXECUTE) access |= STANDARD_RIGHTS_EXECUTE;
+    if (access & GENERIC_ALL)     access |= STANDARD_RIGHTS_ALL | MUTEX_ALL_ACCESS;
+    return access & ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
+}
+
 static int mutex_signal( struct object *obj, unsigned int access )
 {
     struct mutex *mutex = (struct mutex *)obj;