Adding upstream version 8.4.4.upstream/8.4.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 78 insertions, 0 deletions

diff --git a/zebra/zebra_mlag.h b/zebra/zebra_mlag.h
new file mode 100644
index 0000000..eb96a57
--- /dev/null
+++ b/zebra/zebra_mlag.h
@@ -0,0 +1,78 @@
+/* Zebra mlag header.
+ * Copyright (C) 2018 Cumulus Networks, Inc.
+ *                    Donald Sharp
+ *
+ * This file is part of FRR.
+ *
+ * FRR 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.
+ *
+ * FRR 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 FRR; see the file COPYING.  If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+#ifndef __ZEBRA_MLAG_H__
+#define __ZEBRA_MLAG_H__
+
+#include "mlag.h"
+#include "zclient.h"
+#include "zebra/zserv.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ZEBRA_MLAG_BUF_LIMIT 32768
+#define ZEBRA_MLAG_LEN_SIZE 4
+
+DECLARE_HOOK(zebra_mlag_private_write_data,
+	     (uint8_t *data, uint32_t len), (data, len));
+DECLARE_HOOK(zebra_mlag_private_monitor_state, (), ());
+DECLARE_HOOK(zebra_mlag_private_open_channel, (), ());
+DECLARE_HOOK(zebra_mlag_private_close_channel, (), ());
+DECLARE_HOOK(zebra_mlag_private_cleanup_data, (), ());
+
+extern uint8_t mlag_wr_buffer[ZEBRA_MLAG_BUF_LIMIT];
+extern uint8_t mlag_rd_buffer[ZEBRA_MLAG_BUF_LIMIT];
+
+static inline void zebra_mlag_reset_read_buffer(void)
+{
+	memset(mlag_wr_buffer, 0, ZEBRA_MLAG_BUF_LIMIT);
+}
+
+enum zebra_mlag_state {
+	MLAG_UP = 1,
+	MLAG_DOWN = 2,
+};
+
+void zebra_mlag_init(void);
+void zebra_mlag_terminate(void);
+enum mlag_role zebra_mlag_get_role(void);
+void zebra_mlag_client_register(ZAPI_HANDLER_ARGS);
+void zebra_mlag_client_unregister(ZAPI_HANDLER_ARGS);
+void zebra_mlag_forward_client_msg(ZAPI_HANDLER_ARGS);
+void zebra_mlag_send_register(void);
+void zebra_mlag_send_deregister(void);
+void zebra_mlag_handle_process_state(enum zebra_mlag_state state);
+void zebra_mlag_process_mlag_data(uint8_t *data, uint32_t len);
+
+/*
+ * ProtoBuffer Api's
+ */
+int zebra_mlag_protobuf_encode_client_data(struct stream *s,
+					   uint32_t *msg_type);
+int zebra_mlag_protobuf_decode_message(struct stream *s, uint8_t *data,
+				       uint32_t len);
+#ifdef __cplusplus
+}
+#endif
+
+#endif