/usr/include/quagga/sockunion.h is in quagga 0.99.22.4-1+wheezy2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | /*
* Socket union header.
* Copyright (c) 1997 Kunihiro Ishiguro
*
* This file is part of GNU Zebra.
*
* GNU Zebra 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.
*
* GNU Zebra 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 GNU Zebra; 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_SOCKUNION_H
#define _ZEBRA_SOCKUNION_H
#if 0
union sockunion {
struct sockinet {
u_char si_len;
u_char si_family;
u_short si_port;
} su_si;
struct sockaddr_in su_sin;
struct sockaddr_in6 su_sin6;
};
#define su_len su_si.si_len
#define su_family su_si.si_family
#define su_port su_si.si_port
#endif /* 0 */
union sockunion
{
struct sockaddr sa;
struct sockaddr_in sin;
#ifdef HAVE_IPV6
struct sockaddr_in6 sin6;
#endif /* HAVE_IPV6 */
};
enum connect_result
{
connect_error,
connect_success,
connect_in_progress
};
/* Default address family. */
#ifdef HAVE_IPV6
#define AF_INET_UNION AF_INET6
#else
#define AF_INET_UNION AF_INET
#endif
/* Sockunion address string length. Same as INET6_ADDRSTRLEN. */
#define SU_ADDRSTRLEN 46
/* Macro to set link local index to the IPv6 address. For KAME IPv6
stack. */
#ifdef KAME
#define IN6_LINKLOCAL_IFINDEX(a) ((a).s6_addr[2] << 8 | (a).s6_addr[3])
#define SET_IN6_LINKLOCAL_IFINDEX(a, i) \
do { \
(a).s6_addr[2] = ((i) >> 8) & 0xff; \
(a).s6_addr[3] = (i) & 0xff; \
} while (0)
#else
#define IN6_LINKLOCAL_IFINDEX(a)
#define SET_IN6_LINKLOCAL_IFINDEX(a, i)
#endif /* KAME */
#define sockunion_family(X) (X)->sa.sa_family
#define sockunion2ip(X) (X)->sin.sin_addr.s_addr
/* Prototypes. */
extern int str2sockunion (const char *, union sockunion *);
extern const char *sockunion2str (union sockunion *, char *, size_t);
extern int sockunion_cmp (union sockunion *, union sockunion *);
extern int sockunion_same (union sockunion *, union sockunion *);
extern union sockunion *sockunion_str2su (const char *str);
extern int sockunion_accept (int sock, union sockunion *);
extern int sockunion_stream_socket (union sockunion *);
extern int sockopt_reuseaddr (int);
extern int sockopt_reuseport (int);
extern int sockopt_v6only (int family, int sock);
extern int sockunion_bind (int sock, union sockunion *,
unsigned short, union sockunion *);
extern int sockopt_ttl (int family, int sock, int ttl);
extern int sockopt_minttl (int family, int sock, int minttl);
extern int sockopt_cork (int sock, int onoff);
extern int sockunion_socket (union sockunion *su);
extern const char *inet_sutop (union sockunion *su, char *str);
extern enum connect_result sockunion_connect (int fd, union sockunion *su,
unsigned short port,
unsigned int);
extern union sockunion *sockunion_getsockname (int);
extern union sockunion *sockunion_getpeername (int);
extern union sockunion *sockunion_dup (union sockunion *);
extern void sockunion_free (union sockunion *);
#ifndef HAVE_INET_NTOP
extern const char * inet_ntop (int family, const void *addrptr,
char *strptr, size_t len);
#endif /* HAVE_INET_NTOP */
#ifndef HAVE_INET_PTON
extern int inet_pton (int family, const char *strptr, void *addrptr);
#endif /* HAVE_INET_PTON */
#ifndef HAVE_INET_ATON
extern int inet_aton (const char *cp, struct in_addr *inaddr);
#endif
#endif /* _ZEBRA_SOCKUNION_H */
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