1 files changed, 62 insertions, 0 deletions
diff --git a/bgpd/bgp_flowspec_util.h b/bgpd/bgp_flowspec_util.h
new file mode 100644
index 0000000..6cc4854
--- /dev/null
+++ b/bgpd/bgp_flowspec_util.h
@@ -0,0 +1,62 @@
+/* BGP Flowspec header for utilities
+ * Copyright (C) 2018 6WIND
+ *
+ * FRRouting 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.
+ *
+ * FRRouting 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_BGP_FLOWSPEC_UTIL_H
+#define _FRR_BGP_FLOWSPEC_UTIL_H
+
+#include "zclient.h"
+
+#define BGP_FLOWSPEC_STRING_DISPLAY_MAX 512
+
+enum bgp_flowspec_util_nlri_t {
+	BGP_FLOWSPEC_VALIDATE_ONLY = 0,
+	BGP_FLOWSPEC_RETURN_STRING = 1,
+	BGP_FLOWSPEC_CONVERT_TO_NON_OPAQUE = 2,
+	BGP_FLOWSPEC_RETURN_JSON = 3,
+};
+
+
+extern int bgp_flowspec_op_decode(enum bgp_flowspec_util_nlri_t type,
+				  uint8_t *nlri_ptr,
+				  uint32_t max_len,
+				  void *result, int *error);
+
+extern int bgp_flowspec_ip_address(enum bgp_flowspec_util_nlri_t type,
+				   uint8_t *nlri_ptr,
+				   uint32_t max_len,
+				   void *result, int *error,
+				   afi_t afi, uint8_t *ipv6_offset);
+
+extern int bgp_flowspec_bitmask_decode(enum bgp_flowspec_util_nlri_t type,
+					uint8_t *nlri_ptr,
+					uint32_t max_len,
+					void *result, int *error);
+
+struct bgp_pbr_entry_main;
+extern int bgp_flowspec_match_rules_fill(uint8_t *nlri_content, int len,
+					 struct bgp_pbr_entry_main *bpem,
+					 afi_t afi);
+
+extern bool bgp_flowspec_contains_prefix(const struct prefix *pfs,
+					 struct prefix *input,
+					 int prefix_check);
+
+extern bool bgp_flowspec_get_first_nh(struct bgp *bgp, struct bgp_path_info *pi,
+				      struct prefix *nh, afi_t afi);
+
+#endif /* _FRR_BGP_FLOWSPEC_UTIL_H */