openldap/include/ac/socket.h
Quanah Gibson-Mount f6ad222e41 Happy New Year!
2020-01-09 16:50:21 +00:00

255 lines
6.0 KiB
C

/* Generic socket.h */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2020 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
#ifndef _AC_SOCKET_H_
#define _AC_SOCKET_H_
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_POLL_H
#include <poll.h>
#elif defined(HAVE_SYS_POLL_H)
#include <sys/poll.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <netinet/in.h>
#ifdef HAVE_NETINET_TCP_H
#include <netinet/tcp.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_ARPA_NAMESER_H
#include <arpa/nameser.h>
#endif
#include <netdb.h>
#ifdef HAVE_RESOLV_H
#include <resolv.h>
#endif
#endif /* HAVE_SYS_SOCKET_H */
#ifdef HAVE_WINSOCK2
#include <winsock2.h>
#include <ws2tcpip.h>
#elif HAVE_WINSOCK
#include <winsock.h>
#endif
#ifdef HAVE_PCNFS
#include <tklib.h>
#endif /* HAVE_PCNFS */
#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK (0x7f000001UL)
#endif
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 64
#endif
#undef sock_errno
#undef sock_errstr
#define sock_errno() errno
#define sock_errstr(e) STRERROR(e)
#define sock_errset(e) ((void) (errno = (e)))
#ifdef HAVE_WINSOCK
# define tcp_read( s, buf, len ) recv( s, buf, len, 0 )
# define tcp_write( s, buf, len ) send( s, buf, len, 0 )
# define ioctl( s, c, a ) ioctlsocket( (s), (c), (a) )
# define ioctl_t u_long
# define AC_SOCKET_INVALID ((unsigned int) -1)
# ifdef SD_BOTH
# define tcp_close( s ) (shutdown( s, SD_BOTH ), closesocket( s ))
# else
# define tcp_close( s ) closesocket( s )
# endif
#define EWOULDBLOCK WSAEWOULDBLOCK
#define EINPROGRESS WSAEINPROGRESS
#define ETIMEDOUT WSAETIMEDOUT
#undef sock_errno
#undef sock_errstr
#undef sock_errset
#define sock_errno() WSAGetLastError()
#define sock_errstr(e) ber_pvt_wsa_err2string(e)
#define sock_errset(e) WSASetLastError(e)
LBER_F( char * ) ber_pvt_wsa_err2string LDAP_P((int));
#elif MACOS
# define tcp_close( s ) tcpclose( s )
# define tcp_read( s, buf, len ) tcpread( s, buf, len )
# define tcp_write( s, buf, len ) tcpwrite( s, buf, len )
#elif DOS
# ifdef PCNFS
# define tcp_close( s ) close( s )
# define tcp_read( s, buf, len ) recv( s, buf, len, 0 )
# define tcp_write( s, buf, len ) send( s, buf, len, 0 )
# endif /* PCNFS */
# ifdef NCSA
# define tcp_close( s ) do { netclose( s ); netshut() } while(0)
# define tcp_read( s, buf, len ) nread( s, buf, len )
# define tcp_write( s, buf, len ) netwrite( s, buf, len )
# endif /* NCSA */
#elif defined(HAVE_CLOSESOCKET)
# define tcp_close( s ) closesocket( s )
# ifdef __BEOS__
# define tcp_read( s, buf, len ) recv( s, buf, len, 0 )
# define tcp_write( s, buf, len ) send( s, buf, len, 0 )
# endif
#else
# define tcp_read( s, buf, len) read( s, buf, len )
# define tcp_write( s, buf, len) write( s, buf, len )
# ifdef SHUT_RDWR
# define tcp_close( s ) (shutdown( s, SHUT_RDWR ), close( s ))
# else
# define tcp_close( s ) close( s )
# endif
#ifdef HAVE_PIPE
/*
* Only use pipe() on systems where file and socket descriptors
* are interchangable
*/
# define USE_PIPE HAVE_PIPE
#endif
#endif /* MACOS */
#ifndef ioctl_t
# define ioctl_t int
#endif
#ifndef AC_SOCKET_INVALID
# define AC_SOCKET_INVALID (-1)
#endif
#ifndef AC_SOCKET_ERROR
# define AC_SOCKET_ERROR (-1)
#endif
#if !defined( HAVE_INET_ATON ) && !defined( inet_aton )
# define inet_aton ldap_pvt_inet_aton
struct in_addr;
LDAP_F (int) ldap_pvt_inet_aton LDAP_P(( const char *, struct in_addr * ));
#endif
#if defined(__WIN32) && defined(_ALPHA)
/* NT on Alpha is hosed. */
# define AC_HTONL( l ) \
((((l)&0xffU)<<24) + (((l)&0xff00U)<<8) + \
(((l)&0xff0000U)>>8) + (((l)&0xff000000U)>>24))
# define AC_NTOHL(l) AC_HTONL(l)
#else
# define AC_HTONL( l ) htonl( l )
# define AC_NTOHL( l ) ntohl( l )
#endif
/* htons()/ntohs() may be broken much like htonl()/ntohl() */
#define AC_HTONS( s ) htons( s )
#define AC_NTOHS( s ) ntohs( s )
#ifdef LDAP_PF_LOCAL
# if !defined( AF_LOCAL ) && defined( AF_UNIX )
# define AF_LOCAL AF_UNIX
# endif
# if !defined( PF_LOCAL ) && defined( PF_UNIX )
# define PF_LOCAL PF_UNIX
# endif
#endif
#ifndef INET_ADDRSTRLEN
# define INET_ADDRSTRLEN 16
#endif
#ifndef INET6_ADDRSTRLEN
# define INET6_ADDRSTRLEN 46
#endif
#if defined( HAVE_GETADDRINFO ) || defined( HAVE_GETNAMEINFO )
# ifdef HAVE_GAI_STRERROR
# define AC_GAI_STRERROR(x) (gai_strerror((x)))
# else
# define AC_GAI_STRERROR(x) (ldap_pvt_gai_strerror((x)))
LDAP_F (char *) ldap_pvt_gai_strerror( int );
# endif
#endif
#if defined(LDAP_PF_LOCAL) && \
!defined(HAVE_GETPEEREID) && \
!defined(HAVE_GETPEERUCRED) && \
!defined(SO_PEERCRED) && !defined(LOCAL_PEERCRED) && \
defined(HAVE_SENDMSG) && (defined(HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTSLEN) || \
defined(HAVE_STRUCT_MSGHDR_MSG_CONTROL))
# define LDAP_PF_LOCAL_SENDMSG 1
#endif
#ifdef HAVE_GETPEEREID
#define LUTIL_GETPEEREID( s, uid, gid, bv ) getpeereid( s, uid, gid )
#elif defined(LDAP_PF_LOCAL_SENDMSG)
struct berval;
LDAP_LUTIL_F( int ) lutil_getpeereid( int s, uid_t *, gid_t *, struct berval *bv );
#define LUTIL_GETPEEREID( s, uid, gid, bv ) lutil_getpeereid( s, uid, gid, bv )
#else
LDAP_LUTIL_F( int ) lutil_getpeereid( int s, uid_t *, gid_t * );
#define LUTIL_GETPEEREID( s, uid, gid, bv ) lutil_getpeereid( s, uid, gid )
#endif
/* DNS RFC defines max host name as 255. New systems seem to use 1024 */
#ifndef NI_MAXHOST
#define NI_MAXHOST 256
#endif
#ifdef HAVE_POLL
# ifndef INFTIM
# define INFTIM (-1)
# endif
#undef POLL_OTHER
#define POLL_OTHER (POLLERR|POLLHUP)
#undef POLL_READ
#define POLL_READ (POLLIN|POLLPRI|POLL_OTHER)
#undef POLL_WRITE
#define POLL_WRITE (POLLOUT|POLL_OTHER)
#endif
#endif /* _AC_SOCKET_H_ */