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/* Definitions for network-related stuff.
*
* Copyright 2007 Rainer Gerhards and Adiscon GmbH.
*
* This program 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
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
*/
#ifndef INCLUDED_NET_H
#define INCLUDED_NET_H
#ifdef SYSLOG_INET
#include <netinet/in.h>
#define F_SET(where, flag) (where)|=(flag)
#define F_ISSET(where, flag) ((where)&(flag))==(flag)
#define F_UNSET(where, flag) (where)&=~(flag)
#define ADDR_NAME 0x01 /* address is hostname wildcard) */
#define ADDR_PRI6 0x02 /* use IPv6 address prior to IPv4 when resolving */
#ifdef BSD
#ifndef _KERNEL
#define s6_addr32 __u6_addr.__u6_addr32
#endif
#endif
struct NetAddr {
uint8_t flags;
union {
struct sockaddr *NetAddr;
char *HostWildcard;
} addr;
};
#ifndef BSD
int should_use_so_bsdcompat(void);
#else
# define should_use_so_bsdcompat() 1
#endif /* #ifndef BSD */
#ifndef SO_BSDCOMPAT
/* this shall prevent compiler errors due to undfined name */
# define SO_BSDCOMPAT 0
#endif
#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN
#define SALEN(sa) ((sa)->sa_len)
#else
static inline size_t SALEN(struct sockaddr *sa) {
switch (sa->sa_family) {
case AF_INET: return (sizeof (struct sockaddr_in));
case AF_INET6: return (sizeof (struct sockaddr_in6));
default: return 0;
}
}
#endif
rsRetVal cvthname(struct sockaddr_storage *f, uchar *pszHost, uchar *pszHostFQDN);
/* IPv6 compatibility layer for older platforms
* We need to handle a few things different if we are running
* on an older platform which does not support all the glory
* of IPv6. We try to limit toll on features and reliability,
* but obviously it is better to run rsyslog on a platform that
* supports everything...
* rgerhards, 2007-06-22
*/
#ifndef AI_NUMERICSERV
# define AI_NUMERICSERV 0
#endif
#endif /* #ifdef SYSLOG_INET */
#endif /* #ifndef INCLUDED_NET_H */
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