1 files changed, 27 insertions, 0 deletions
diff --git a/include/sys/sid.h b/include/sys/sid.h
index 530c91a75..f798d24a8 100644
--- a/include/sys/sid.h
+++ b/include/sys/sid.h
@@ -1,4 +1,31 @@
 #ifndef _SPL_SID_H
 #define _SPL_SID_H
 
+typedef struct ksiddomain {
+	uint_t		kd_ref;
+	uint_t		kd_len;
+	char		*kd_name;
+	avl_node_t	kd_link;
+} ksiddomain_t;
+
+static inline ksiddomain_t *
+ksid_lookupdomain(const char *dom)
+{
+        ksiddomain_t *kd;
+	int len = strlen(dom);
+
+        kd = kmem_zalloc(sizeof(ksiddomain_t), KM_SLEEP);
+        kd->kd_name = kmem_zalloc(len + 1, KM_SLEEP);
+	memcpy(kd->kd_name, dom, len);
+
+        return (kd);
+}
+
+static inline void
+ksiddomain_rele(ksiddomain_t *ksid)
+{
+	kmem_free(ksid->kd_name, strlen(ksid->kd_name) + 1);
+        kmem_free(ksid, sizeof(ksiddomain_t));
+}
+
 #endif /* _SPL_SID_H */