[3/6] server: Add access mapping for IO completion objects.
Dmitry Timoshkov
dmitry at baikal.ru
Fri Mar 16 05:32:02 CDT 2012
---
server/completion.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/server/completion.c b/server/completion.c
index 2a8f9ac..a0a865e 100644
--- a/server/completion.c
+++ b/server/completion.c
@@ -55,6 +55,7 @@ static void completion_dump( struct object*, int );
static struct object_type *completion_get_type( struct object *obj );
static void completion_destroy( struct object * );
static int completion_signaled( struct object *obj, struct thread *thread );
+static unsigned int completion_map_access( struct object *obj, unsigned int access );
static const struct object_ops completion_ops =
{
@@ -67,7 +68,7 @@ static const struct object_ops completion_ops =
no_satisfied, /* satisfied */
no_signal, /* signal */
no_get_fd, /* get_fd */
- no_map_access, /* map_access */
+ completion_map_access, /* map_access */
default_get_sd, /* get_sd */
default_set_sd, /* set_sd */
no_lookup_name, /* lookup_name */
@@ -120,6 +121,15 @@ static int completion_signaled( struct object *obj, struct thread *thread )
return !list_empty( &completion->queue );
}
+static unsigned int completion_map_access( struct object *obj, unsigned int access )
+{
+ if (access & GENERIC_READ) access |= STANDARD_RIGHTS_READ | SYNCHRONIZE | IO_COMPLETION_QUERY_STATE;
+ if (access & GENERIC_WRITE) access |= STANDARD_RIGHTS_WRITE;
+ if (access & GENERIC_EXECUTE) access |= STANDARD_RIGHTS_EXECUTE;
+ if (access & GENERIC_ALL) access |= STANDARD_RIGHTS_ALL | IO_COMPLETION_ALL_ACCESS;
+ return access & ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
+}
+
static struct completion *create_completion( struct directory *root, const struct unicode_str *name, unsigned int attr, unsigned int concurrent )
{
struct completion *completion;
--
1.7.9.2
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