+ * __audit_mq_open - record audit data for a POSIX MQ open
+ * @oflag: open flag
+ * @mode: mode bits
+ * @u_attr: queue attributes
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+int __audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr)
+{
+ struct audit_aux_data_mq_open *ax;
+ struct audit_context *context = current->audit_context;
+
+ if (!audit_enabled)
+ return 0;
+
+ if (likely(!context))
+ return 0;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ if (u_attr != NULL) {
+ if (copy_from_user(&ax->attr, u_attr, sizeof(ax->attr))) {
+ kfree(ax);
+ return -EFAULT;
+ }
+ } else
+ memset(&ax->attr, 0, sizeof(ax->attr));
+
+ ax->oflag = oflag;
+ ax->mode = mode;
+
+ ax->d.type = AUDIT_MQ_OPEN;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * __audit_mq_timedsend - record audit data for a POSIX MQ timed send
+ * @mqdes: MQ descriptor
+ * @msg_len: Message length
+ * @msg_prio: Message priority
+ * @abs_timeout: Message timeout in absolute time
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+int __audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio,
+ const struct timespec __user *u_abs_timeout)
+{
+ struct audit_aux_data_mq_sendrecv *ax;
+ struct audit_context *context = current->audit_context;
+
+ if (!audit_enabled)
+ return 0;
+
+ if (likely(!context))
+ return 0;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ if (u_abs_timeout != NULL) {
+ if (copy_from_user(&ax->abs_timeout, u_abs_timeout, sizeof(ax->abs_timeout))) {
+ kfree(ax);
+ return -EFAULT;
+ }
+ } else
+ memset(&ax->abs_timeout, 0, sizeof(ax->abs_timeout));
+
+ ax->mqdes = mqdes;
+ ax->msg_len = msg_len;
+ ax->msg_prio = msg_prio;
+
+ ax->d.type = AUDIT_MQ_SENDRECV;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * __audit_mq_timedreceive - record audit data for a POSIX MQ timed receive
+ * @mqdes: MQ descriptor
+ * @msg_len: Message length
+ * @msg_prio: Message priority
+ * @abs_timeout: Message timeout in absolute time
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+int __audit_mq_timedreceive(mqd_t mqdes, size_t msg_len,
+ unsigned int __user *u_msg_prio,
+ const struct timespec __user *u_abs_timeout)
+{
+ struct audit_aux_data_mq_sendrecv *ax;
+ struct audit_context *context = current->audit_context;
+
+ if (!audit_enabled)
+ return 0;
+
+ if (likely(!context))
+ return 0;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ if (u_msg_prio != NULL) {
+ if (get_user(ax->msg_prio, u_msg_prio)) {
+ kfree(ax);
+ return -EFAULT;
+ }
+ } else
+ ax->msg_prio = 0;
+
+ if (u_abs_timeout != NULL) {
+ if (copy_from_user(&ax->abs_timeout, u_abs_timeout, sizeof(ax->abs_timeout))) {
+ kfree(ax);
+ return -EFAULT;
+ }
+ } else
+ memset(&ax->abs_timeout, 0, sizeof(ax->abs_timeout));
+
+ ax->mqdes = mqdes;
+ ax->msg_len = msg_len;
+
+ ax->d.type = AUDIT_MQ_SENDRECV;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * __audit_mq_notify - record audit data for a POSIX MQ notify
+ * @mqdes: MQ descriptor
+ * @u_notification: Notification event
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+
+int __audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
+{
+ struct audit_aux_data_mq_notify *ax;
+ struct audit_context *context = current->audit_context;
+
+ if (!audit_enabled)
+ return 0;
+
+ if (likely(!context))
+ return 0;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ if (u_notification != NULL) {
+ if (copy_from_user(&ax->notification, u_notification, sizeof(ax->notification))) {
+ kfree(ax);
+ return -EFAULT;
+ }
+ } else
+ memset(&ax->notification, 0, sizeof(ax->notification));
+
+ ax->mqdes = mqdes;
+
+ ax->d.type = AUDIT_MQ_NOTIFY;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * __audit_mq_getsetattr - record audit data for a POSIX MQ get/set attribute
+ * @mqdes: MQ descriptor
+ * @mqstat: MQ flags
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+int __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
+{
+ struct audit_aux_data_mq_getsetattr *ax;
+ struct audit_context *context = current->audit_context;
+
+ if (!audit_enabled)
+ return 0;
+
+ if (likely(!context))
+ return 0;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ ax->mqdes = mqdes;
+ ax->mqstat = *mqstat;
+
+ ax->d.type = AUDIT_MQ_GETSETATTR;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * audit_ipc_obj - record audit data for ipc object
+ * @ipcp: ipc permissions
+ *
+ * Returns 0 for success or NULL context or < 0 on error.
+ */
+int __audit_ipc_obj(struct kern_ipc_perm *ipcp)
+{
+ struct audit_aux_data_ipcctl *ax;
+ struct audit_context *context = current->audit_context;
+
+ ax = kmalloc(sizeof(*ax), GFP_ATOMIC);
+ if (!ax)
+ return -ENOMEM;
+
+ ax->uid = ipcp->uid;
+ ax->gid = ipcp->gid;
+ ax->mode = ipcp->mode;
+ selinux_get_ipc_sid(ipcp, &ax->osid);
+
+ ax->d.type = AUDIT_IPC;
+ ax->d.next = context->aux;
+ context->aux = (void *)ax;
+ return 0;
+}
+
+/**
+ * audit_ipc_set_perm - record audit data for new ipc permissions