librpc/ndr: add ndr_table_by_syntax()

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Guenther Deschner <gd@samba.org>

2 files changed, 15 insertions, 0 deletions

diff --git a/librpc/ndr/ndr_table.c b/librpc/ndr/ndr_table.c
index f73b9fcaf54..3dc158fa7ea 100644
--- a/librpc/ndr/ndr_table.c
+++ b/librpc/ndr/ndr_table.c
@@ -98,6 +98,20 @@ const struct ndr_interface_table *ndr_table_by_name(const char *name)
 }
 
 /*
+  find a dcerpc interface by syntax
+*/
+const struct ndr_interface_table *ndr_table_by_syntax(const struct ndr_syntax_id *syntax)
+{
+	const struct ndr_interface_list *l;
+	for (l=ndr_table_list();l;l=l->next) {
+		if (ndr_syntax_id_equal(&l->table->syntax_id, syntax)) {
+			return l->table;
+		}
+	}
+	return NULL;
+}
+
+/*
   find a dcerpc interface by uuid
 */
 const struct ndr_interface_table *ndr_table_by_uuid(const struct GUID *uuid)
diff --git a/librpc/ndr/ndr_table.h b/librpc/ndr/ndr_table.h
index 207618f644e..1f6858a5f04 100644
--- a/librpc/ndr/ndr_table.h
+++ b/librpc/ndr/ndr_table.h
@@ -27,6 +27,7 @@ NTSTATUS ndr_table_register(const struct ndr_interface_table *table);
 const char *ndr_interface_name(const struct GUID *uuid, uint32_t if_version);
 int ndr_interface_num_calls(const struct GUID *uuid, uint32_t if_version);
 const struct ndr_interface_table *ndr_table_by_name(const char *name);
+const struct ndr_interface_table *ndr_table_by_syntax(const struct ndr_syntax_id *syntax);
 const struct ndr_interface_table *ndr_table_by_uuid(const struct GUID *uuid);
 const struct ndr_interface_list *ndr_table_list(void);
 NTSTATUS ndr_table_init(void);