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-rw-r--r--security/selinux/exports.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index ae4c73eb308..9d7737db5e5 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -72,3 +72,25 @@ void selinux_get_task_sid(struct task_struct *tsk, u32 *sid)
*sid = 0;
}
+int selinux_string_to_sid(char *str, u32 *sid)
+{
+ if (selinux_enabled)
+ return security_context_to_sid(str, strlen(str), sid);
+ else {
+ *sid = 0;
+ return 0;
+ }
+}
+EXPORT_SYMBOL_GPL(selinux_string_to_sid);
+
+int selinux_relabel_packet_permission(u32 sid)
+{
+ if (selinux_enabled) {
+ struct task_security_struct *tsec = current->security;
+
+ return avc_has_perm(tsec->sid, sid, SECCLASS_PACKET,
+ PACKET__RELABELTO, NULL);
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(selinux_relabel_packet_permission);