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df395600 | 1 | /* Zebra mlag header. |
6a597223 | 2 | * Copyright (C) 2018 Cumulus Networks, Inc. |
df395600 DS |
3 | * Donald Sharp |
4 | * | |
5 | * This file is part of FRR. | |
6 | * | |
7 | * FRR is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * FRR is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with FRR; see the file COPYING. If not, write to the Free | |
19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
20 | * 02111-1307, USA. | |
21 | */ | |
22 | #ifndef __ZEBRA_MLAG_H__ | |
23 | #define __ZEBRA_MLAG_H__ | |
24 | ||
25 | #include "mlag.h" | |
ee235396 SK |
26 | #include "zclient.h" |
27 | #include "zebra/zserv.h" | |
df395600 | 28 | |
fd193241 | 29 | #ifdef HAVE_PROTOBUF_VERSION_3 |
67fa73f2 SK |
30 | #include "mlag/mlag.pb-c.h" |
31 | #endif | |
32 | ||
ee235396 SK |
33 | #define ZEBRA_MLAG_BUF_LIMIT 2048 |
34 | #define ZEBRA_MLAG_LEN_SIZE 4 | |
d5167496 | 35 | |
d621815a DL |
36 | DECLARE_HOOK(zebra_mlag_private_write_data, |
37 | (uint8_t *data, uint32_t len), (data, len)) | |
38 | DECLARE_HOOK(zebra_mlag_private_monitor_state, (), ()) | |
39 | DECLARE_HOOK(zebra_mlag_private_open_channel, (), ()) | |
40 | DECLARE_HOOK(zebra_mlag_private_close_channel, (), ()) | |
41 | DECLARE_HOOK(zebra_mlag_private_cleanup_data, (), ()) | |
42 | ||
ee235396 SK |
43 | extern uint8_t mlag_wr_buffer[ZEBRA_MLAG_BUF_LIMIT]; |
44 | extern uint8_t mlag_rd_buffer[ZEBRA_MLAG_BUF_LIMIT]; | |
45 | extern uint32_t mlag_rd_buf_offset; | |
ff1fb8d5 | 46 | |
ee235396 SK |
47 | static inline void zebra_mlag_reset_read_buffer(void) |
48 | { | |
17823cdd | 49 | memset(mlag_wr_buffer, 0, ZEBRA_MLAG_BUF_LIMIT); |
ee235396 | 50 | mlag_rd_buf_offset = 0; |
6a597223 | 51 | } |
51e94aa7 | 52 | |
ee235396 SK |
53 | enum zebra_mlag_state { |
54 | MLAG_UP = 1, | |
55 | MLAG_DOWN = 2, | |
56 | }; | |
57 | ||
58 | void zebra_mlag_init(void); | |
59 | void zebra_mlag_terminate(void); | |
60 | enum mlag_role zebra_mlag_get_role(void); | |
61 | void zebra_mlag_client_register(ZAPI_HANDLER_ARGS); | |
62 | void zebra_mlag_client_unregister(ZAPI_HANDLER_ARGS); | |
63 | void zebra_mlag_forward_client_msg(ZAPI_HANDLER_ARGS); | |
64 | void zebra_mlag_send_register(void); | |
65 | void zebra_mlag_send_deregister(void); | |
66 | void zebra_mlag_handle_process_state(enum zebra_mlag_state state); | |
67 | void zebra_mlag_process_mlag_data(uint8_t *data, uint32_t len); | |
14d9bbbe | 68 | |
ee235396 SK |
69 | /* |
70 | * ProtoBuffer Api's | |
71 | */ | |
72 | int zebra_mlag_protobuf_encode_client_data(struct stream *s, | |
73 | uint32_t *msg_type); | |
67fa73f2 | 74 | int zebra_mlag_protobuf_decode_message(struct stream *s, uint8_t *data, |
ee235396 | 75 | uint32_t len); |
df395600 | 76 | #endif |