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-rw-r--r--zebra/rule_netlink.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/zebra/rule_netlink.h b/zebra/rule_netlink.h
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+++ b/zebra/rule_netlink.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Zebra Policy Based Routing (PBR) interaction with the kernel using
+ * netlink - public definitions and function declarations.
+ * Copyright (C) 2018 Cumulus Networks, Inc.
+ */
+
+#ifndef _ZEBRA_RULE_NETLINK_H
+#define _ZEBRA_RULE_NETLINK_H
+
+#ifdef HAVE_NETLINK
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Handle netlink notification informing a rule add or delete.
+ */
+extern int netlink_rule_change(struct nlmsghdr *h, ns_id_t ns_id, int startup);
+
+/*
+ * Get to know existing PBR rules in the kernel - typically called at startup.
+ */
+extern int netlink_rules_read(struct zebra_ns *zns);
+
+extern enum netlink_msg_status
+netlink_put_rule_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAVE_NETLINK */
+
+#endif /* _ZEBRA_RULE_NETLINK_H */