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/* vim:ts=8:sts=4:sw=4:noai:noexpandtab
*
* struct sockaddr functions independent of in or in6.
*
* Copyright (c) 2006-2009 Miru Limited.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#if !defined (__PGM_IMPL_FRAMEWORK_H_INSIDE__) && !defined (PGM_COMPILATION)
# error "Only <framework.h> can be included directly."
#endif
#ifndef __PGM_IMPL_SOCKADDR_H__
#define __PGM_IMPL_SOCKADDR_H__
#ifndef _WIN32
# include <sys/socket.h>
#endif
#include <pgm/types.h>
PGM_BEGIN_DECLS
/* fallback values where not directly supported */
#ifndef MSG_DONTWAIT
# define MSG_DONTWAIT 0
#endif
#ifndef MSG_ERRQUEUE
# define MSG_ERRQUEUE 0x2000
#endif
#if !defined(EAFNOSUPPORT) && defined(WSAEAFNOSUPPORT)
# define EAFNOSUPPORT WSAEAFNOSUPPORT
#endif
#ifndef _WIN32
# define PGM_INVALID_SOCKET -1
# define PGM_SOCKET_ERROR -1
# define pgm_closesocket close
# define pgm_sock_errno() (errno)
# define pgm_sock_strerror(e) strerror(e)
# define pgm_error_from_sock_errno pgm_error_from_errno
#else
# define PGM_INVALID_SOCKET (int)INVALID_SOCKET
# define PGM_SOCKET_ERROR (int)SOCKET_ERROR
# define pgm_closesocket closesocket
# define pgm_sock_errno() WSAGetLastError()
# define pgm_sock_strerror(e) pgm_wsastrerror(e)
# define pgm_error_from_sock_errno pgm_error_from_wsa_errno
#endif
PGM_GNUC_INTERNAL sa_family_t pgm_sockaddr_family (const struct sockaddr* sa);
PGM_GNUC_INTERNAL uint16_t pgm_sockaddr_port (const struct sockaddr* sa);
PGM_GNUC_INTERNAL socklen_t pgm_sockaddr_len (const struct sockaddr* sa);
PGM_GNUC_INTERNAL socklen_t pgm_sockaddr_storage_len (const struct sockaddr_storage* ss);
PGM_GNUC_INTERNAL uint32_t pgm_sockaddr_scope_id (const struct sockaddr* sa);
PGM_GNUC_INTERNAL int pgm_sockaddr_ntop (const struct sockaddr*restrict sa, char*restrict dst, size_t ulen);
PGM_GNUC_INTERNAL int pgm_sockaddr_pton (const char*restrict src, struct sockaddr*restrict dst);
PGM_GNUC_INTERNAL int pgm_sockaddr_is_addr_multicast (const struct sockaddr* sa);
PGM_GNUC_INTERNAL int pgm_sockaddr_is_addr_unspecified (const struct sockaddr* sa);
PGM_GNUC_INTERNAL int pgm_sockaddr_cmp (const struct sockaddr*restrict sa1, const struct sockaddr*restrict sa2);
PGM_GNUC_INTERNAL int pgm_sockaddr_hdrincl (const int s, const sa_family_t sa_family, const bool v);
PGM_GNUC_INTERNAL int pgm_sockaddr_pktinfo (const int s, const sa_family_t sa_family, const bool v);
PGM_GNUC_INTERNAL int pgm_sockaddr_router_alert (const int s, const sa_family_t sa_family, const bool v);
PGM_GNUC_INTERNAL int pgm_sockaddr_tos (const int s, const sa_family_t sa_family, const int tos);
PGM_GNUC_INTERNAL int pgm_sockaddr_join_group (const int s, const sa_family_t sa_family, const struct group_req* gr);
PGM_GNUC_INTERNAL int pgm_sockaddr_leave_group (const int s, const sa_family_t sa_family, const struct group_req* gr);
PGM_GNUC_INTERNAL int pgm_sockaddr_block_source (const int s, const sa_family_t sa_family, const struct group_source_req* gsr);
PGM_GNUC_INTERNAL int pgm_sockaddr_unblock_source (const int s, const sa_family_t sa_family, const struct group_source_req* gsr);
PGM_GNUC_INTERNAL int pgm_sockaddr_join_source_group (const int s, const sa_family_t sa_family, const struct group_source_req* gsr);
PGM_GNUC_INTERNAL int pgm_sockaddr_leave_source_group (const int s, const sa_family_t sa_family, const struct group_source_req* gsr);
#if defined(MCAST_MSFILTER) || defined(SIOCSMSFILTER)
# ifndef GROUP_FILTER_SIZE
# define GROUP_FILTER_SIZE(numsrc) (sizeof (struct group_filter) \
- sizeof (struct sockaddr_storage) \
+ ((numsrc) \
* sizeof (struct sockaddr_storage)))
# endif
PGM_GNUC_INTERNAL int pgm_sockaddr_msfilter (const int s, const sa_family_t sa_family, const struct group_filter* gf_list);
#endif
PGM_GNUC_INTERNAL int pgm_sockaddr_multicast_if (int s, const struct sockaddr* address, unsigned ifindex);
PGM_GNUC_INTERNAL int pgm_sockaddr_multicast_loop (const int s, const sa_family_t sa_family, const bool v);
PGM_GNUC_INTERNAL int pgm_sockaddr_multicast_hops (const int s, const sa_family_t sa_family, const unsigned hops);
PGM_GNUC_INTERNAL void pgm_sockaddr_nonblocking (const int s, const bool v);
PGM_GNUC_INTERNAL const char* pgm_inet_ntop (int af, const void*restrict src, char*restrict dst, socklen_t size);
PGM_GNUC_INTERNAL int pgm_inet_pton (int af, const char*restrict src, void*restrict dst);
PGM_GNUC_INTERNAL int pgm_nla_to_sockaddr (const void*restrict nla, struct sockaddr*restrict sa);
PGM_GNUC_INTERNAL int pgm_sockaddr_to_nla (const struct sockaddr*restrict sa, void*restrict nla);
PGM_END_DECLS
#endif /* __PGM_IMPL_SOCKADDR_H__ */
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