]> git.ipfire.org Git - thirdparty/bird.git/blame - proto/ospf/packet.h
Real broadcast mode for OSPFv2.
[thirdparty/bird.git] / proto / ospf / packet.h
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1/*
2 * BIRD -- OSPF
3 *
3e2bd0f1 4 * (c) 1999--2004 Ondrej Filip <feela@network.cz>
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5 *
6 * Can be freely distributed and used under the terms of the GNU GPL.
7 *
8 */
9
10#ifndef _BIRD_OSPF_PACKET_H_
11#define _BIRD_OSPF_PACKET_H_
12
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13void ospf_pkt_fill_hdr(struct ospf_iface *ifa, void *buf, u8 h_type);
14unsigned ospf_pkt_maxsize(struct ospf_iface *ifa);
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15int ospf_rx_hook(sock * sk, int size);
16void ospf_tx_hook(sock * sk);
17void ospf_err_hook(sock * sk, int err);
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18void ospf_send_to_agt(struct ospf_iface *ifa, u8 state);
19void ospf_send_to_bdr(struct ospf_iface *ifa);
20void ospf_send_to(struct ospf_iface *ifa, ip_addr ip);
98ac6176 21
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22static inline void ospf_send_to_all(struct ospf_iface *ifa) { ospf_send_to(ifa, ifa->all_routers); }
23
e7b76b97 24static inline void * ospf_tx_buffer(struct ospf_iface *ifa) { return ifa->sk->tbuf; }
4364b47e 25
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26static inline unsigned
27ospf_pkt_bufsize(struct ospf_iface *ifa)
28{
29#ifdef OSPFv2
30 unsigned headers = (ifa->autype == OSPF_AUTH_CRYPT) ? OSPF_AUTH_CRYPT_SIZE : 0;
31#else
32 unsigned headers = 0;
33#endif
34
35 return ifa->sk->tbsize - headers;
36}
37
38
4364b47e 39#endif /* _BIRD_OSPF_PACKET_H_ */