1 files changed, 48 insertions, 0 deletions
diff --git a/lib/asn.h b/lib/asn.h
new file mode 100644
index 0000000000..baaaf4d807
--- /dev/null
+++ b/lib/asn.h
@@ -0,0 +1,48 @@
+/*
+ * AS number structure
+ * Copyright 2022 6WIND
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; either version 2, or (at your
+ * option) any later version.
+ *
+ * GNU Zebra is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _FRR_ASN_H
+#define _FRR_ASN_H
+
+#include "zebra.h"
+#include "command_match.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ASN_STRING_MAX_SIZE	12
+
+typedef uint32_t as_t;
+
+extern bool asn_str2asn(const char *asstring, as_t *asn);
+extern const char *asn_asn2asplain(as_t asn);
+extern const char *asn_str2asn_parse(const char *asstring, as_t *asn,
+				     bool *found_ptr);
+extern enum match_type asn_str2asn_match(const char *str);
+/* for test */
+extern void asn_relax_as_zero(bool relax);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _FRR_ASN_H */