62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/*
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* BIRD Internet Routing Daemon -- Network Interfaces
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*
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* (c) 1998 Martin Mares <mj@ucw.cz>
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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#ifndef _BIRD_IFACE_H_
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#define _BIRD_IFACE_H_
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#include "lib/lists.h"
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extern list iface_list;
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struct iface {
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node n;
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char name[16];
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unsigned flags;
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unsigned mtu;
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struct ifa *ifa; /* First address is primary */
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unsigned index; /* OS-dependent interface index */
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};
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#define IF_UP 1
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#define IF_MULTIACCESS 2
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#define IF_UNNUMBERED 4
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#define IF_BROADCAST 8
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#define IF_MULTICAST 16
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#define IF_TUNNEL 32
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#define IF_ADMIN_DOWN 64
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#define IF_LOOPBACK 128
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#define IF_IGNORE 256
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#define IF_UPDATED 0x1000 /* Touched in last scan */
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/* Interface address */
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struct ifa {
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struct ifa *next;
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ip_addr ip; /* IP address of this host */
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ip_addr prefix; /* Network prefix */
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unsigned pxlen; /* Prefix length */
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ip_addr brd; /* Broadcast address */
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ip_addr opposite; /* Opposite end of a point-to-point link */
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struct neighbor *neigh; /* List of neighbors on this interface */
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};
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/* Interface change events */
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#define IF_CHANGE_UP 1
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#define IF_CHANGE_DOWN 2
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#define IF_CHANGE_FLAGS 4
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#define IF_CHANGE_MTU 8
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#define IF_CHANGE_ADDR 16
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void if_init(void);
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void if_dump(struct iface *);
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void if_dump_all(void);
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void if_update(struct iface *);
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void if_end_update(void);
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#endif
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