NAME
msgsid - find the sid associated with a message queue
SYNOPSIS
#include <linux/flask/flask_types.h>
int msgsid(const int id, security_id_t * sid);
DESCRIPTION
The SID of the message queue given by id is returned by the sid parameter.
RETURN VALUE
On success, zero is returned. On error, -1 is returned, with errno indicating the error.
ERRORS
For a failing return, errno will be set to one among the following values:
- EACCES
-
The caller lacks permission to read the attributes of the message queue.
- EIDRM
-
The message queue is marked as to be deleted.
- EINVAL
-
The id is not valid.
SEE ALSO
ipc(5), msgget(2), msgop(2), msgget_secure(2), msgctl(2), msgsnd(2), msgsnd_secure(2), msgrcv(2), msgrcv_secure(2).