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Merge pull request #12798 from donaldsharp/rib_match_multicast
[mirror_frr.git] / eigrpd / eigrp_packet.h
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acddc0ed 1// SPDX-License-Identifier: GPL-2.0-or-later
7f57883e
DS		 2/*
3 * EIGRP General Sending and Receiving of EIGRP Packets.
4 * Copyright (C) 2013-2016
5 * Authors:
6 * Donnie Savage
7 * Jan Janovic
8 * Matej Perina
9 * Peter Orsag
10 * Peter Paluch
11 * Frantisek Gazo
12 * Tomas Hvorkovy
13 * Martin Kontsek
14 * Lukas Koribsky
7f57883e
DS		 15 */
16
17#ifndef _ZEBRA_EIGRP_PACKET_H
18#define _ZEBRA_EIGRP_PACKET_H
19
20/*Prototypes*/
cc9f21da
DS		 21extern void eigrp_read(struct thread *thread);
22extern void eigrp_write(struct thread *thread);
d62a17ae 23
8e699447
DS		 24extern struct eigrp_packet *eigrp_packet_new(size_t size,
25 struct eigrp_neighbor *nbr);
26extern struct eigrp_packet *eigrp_packet_duplicate(struct eigrp_packet *old,
27 struct eigrp_neighbor *nbr);
28extern void eigrp_packet_free(struct eigrp_packet *ep);
29extern void eigrp_packet_delete(struct eigrp_interface *ei);
30extern void eigrp_packet_header_init(int type, struct eigrp *eigrp,
31 struct stream *s, uint32_t flags,
32 uint32_t sequence, uint32_t ack);
33extern void eigrp_packet_checksum(struct eigrp_interface *ei, struct stream *s,
34 uint16_t length);
d62a17ae 35
36extern struct eigrp_fifo *eigrp_fifo_new(void);
8e699447
DS		 37extern struct eigrp_packet *eigrp_fifo_next(struct eigrp_fifo *fifo);
38extern struct eigrp_packet *eigrp_fifo_pop(struct eigrp_fifo *fifo);
39extern void eigrp_fifo_push(struct eigrp_fifo *fifo, struct eigrp_packet *ep);
40extern void eigrp_fifo_free(struct eigrp_fifo *fifo);
41extern void eigrp_fifo_reset(struct eigrp_fifo *fifo);
d62a17ae 42
8e699447 43extern void eigrp_send_packet_reliably(struct eigrp_neighbor *nbr);
d62a17ae 44
8e699447 45extern struct TLV_IPv4_Internal_type *eigrp_read_ipv4_tlv(struct stream *s);
dc4accdd
DS		 46extern uint16_t
47eigrp_add_internalTLV_to_stream(struct stream *s,
48 struct eigrp_prefix_descriptor *pe);
8e699447
DS		 49extern uint16_t eigrp_add_authTLV_MD5_to_stream(struct stream *s,
50 struct eigrp_interface *ei);
51extern uint16_t eigrp_add_authTLV_SHA256_to_stream(struct stream *s,
52 struct eigrp_interface *ei);
d62a17ae 53
cc9f21da
DS		 54extern void eigrp_unack_packet_retrans(struct thread *thread);
55extern void eigrp_unack_multicast_packet_retrans(struct thread *thread);
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DS		 56
57/*
58 * untill there is reason to have their own header, these externs are found in
59 * eigrp_hello.c
60 */
01cbe587 61extern void eigrp_sw_version_initialize(void);
8e699447
DS		 62extern void eigrp_hello_send(struct eigrp_interface *ei, uint8_t flags,
63 struct in_addr *nbr_addr);
64extern void eigrp_hello_send_ack(struct eigrp_neighbor *nbr);
65extern void eigrp_hello_receive(struct eigrp *eigrp, struct ip *iph,
66 struct eigrp_header *eigrph, struct stream *s,
67 struct eigrp_interface *ei, int size);
cc9f21da 68extern void eigrp_hello_timer(struct thread *thread);
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DS		 69
70/*
71 * These externs are found in eigrp_update.c
72 */
71b52ef2 73extern bool eigrp_update_prefix_apply(struct eigrp *eigrp,
996c9314 74 struct eigrp_interface *ei, int in,
71b52ef2 75 struct prefix *prefix);
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DS		 76extern void eigrp_update_send(struct eigrp_interface *ei);
77extern void eigrp_update_receive(struct eigrp *eigrp, struct ip *iph,
78 struct eigrp_header *eigrph, struct stream *s,
79 struct eigrp_interface *ei, int size);
80extern void eigrp_update_send_all(struct eigrp *eigrp,
81 struct eigrp_interface *exception);
82extern void eigrp_update_send_init(struct eigrp_neighbor *nbr);
83extern void eigrp_update_send_EOT(struct eigrp_neighbor *nbr);
cc9f21da 84extern void eigrp_update_send_GR_thread(struct thread *thread);
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DS		 85extern void eigrp_update_send_GR(struct eigrp_neighbor *nbr,
86 enum GR_type gr_type, struct vty *vty);
87extern void eigrp_update_send_interface_GR(struct eigrp_interface *ei,
88 enum GR_type gr_type,
89 struct vty *vty);
90extern void eigrp_update_send_process_GR(struct eigrp *eigrp,
91 enum GR_type gr_type, struct vty *vty);
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DS		 92
93/*
94 * These externs are found in eigrp_query.c
95 */
96
8e699447
DS		 97extern void eigrp_send_query(struct eigrp_interface *ei);
98extern void eigrp_query_receive(struct eigrp *eigrp, struct ip *iph,
99 struct eigrp_header *eigrph, struct stream *s,
100 struct eigrp_interface *ei, int size);
101extern uint32_t eigrp_query_send_all(struct eigrp *eigrp);
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DS		 102
103/*
104 * These externs are found in eigrp_reply.c
105 */
8e699447 106extern void eigrp_send_reply(struct eigrp_neighbor *nbr,
dc4accdd 107 struct eigrp_prefix_descriptor *pe);
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DS		 108extern void eigrp_reply_receive(struct eigrp *eigrp, struct ip *iph,
109 struct eigrp_header *eigrph, struct stream *s,
110 struct eigrp_interface *ei, int size);
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DS		 111
112/*
113 * These externs are found in eigrp_siaquery.c
114 */
8e699447 115extern void eigrp_send_siaquery(struct eigrp_neighbor *nbr,
dc4accdd 116 struct eigrp_prefix_descriptor *pe);
8e699447
DS		 117extern void eigrp_siaquery_receive(struct eigrp *eigrp, struct ip *iph,
118 struct eigrp_header *eigrph,
119 struct stream *s, struct eigrp_interface *ei,
120 int size);
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DS		 121
122/*
123 * These externs are found in eigrp_siareply.c
124 */
8e699447 125extern void eigrp_send_siareply(struct eigrp_neighbor *nbr,
dc4accdd 126 struct eigrp_prefix_descriptor *pe);
8e699447
DS		 127extern void eigrp_siareply_receive(struct eigrp *eigrp, struct ip *iph,
128 struct eigrp_header *eigrph,
129 struct stream *s, struct eigrp_interface *ei,
130 int size);
d62a17ae 131
132extern struct TLV_MD5_Authentication_Type *eigrp_authTLV_MD5_new(void);
8e699447 133extern void eigrp_authTLV_MD5_free(struct TLV_MD5_Authentication_Type *authTLV);
d62a17ae 134extern struct TLV_SHA256_Authentication_Type *eigrp_authTLV_SHA256_new(void);
8e699447
DS		 135extern void
136eigrp_authTLV_SHA256_free(struct TLV_SHA256_Authentication_Type *authTLV);
137
138extern int eigrp_make_md5_digest(struct eigrp_interface *ei, struct stream *s,
139 uint8_t flags);
140extern int eigrp_check_md5_digest(struct stream *s,
141 struct TLV_MD5_Authentication_Type *authTLV,
142 struct eigrp_neighbor *nbr, uint8_t flags);
143extern int eigrp_make_sha256_digest(struct eigrp_interface *ei,
144 struct stream *s, uint8_t flags);
145extern int
146eigrp_check_sha256_digest(struct stream *s,
147 struct TLV_SHA256_Authentication_Type *authTLV,
148 struct eigrp_neighbor *nbr, uint8_t flags);
149
150
151extern void
152eigrp_IPv4_InternalTLV_free(struct TLV_IPv4_Internal_type *IPv4_InternalTLV);
d62a17ae 153
154extern struct TLV_Sequence_Type *eigrp_SequenceTLV_new(void);
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DS		 155
156extern const struct message eigrp_packet_type_str[];
157extern const size_t eigrp_packet_type_str_max;
158
159#endif /* _ZEBRA_EIGRP_PACKET_H */
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