openldap/include/ac/socket.h
1998-11-17 01:25:45 +00:00

103 lines
2.2 KiB
C

/*
* Generic socket.h
*/
#ifndef _AC_SOCKET_H_
#define _AC_SOCKET_H_
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <netinet/in.h>
#include <arpa/inet.h>
#include <arpa/nameser.h>
#include <netdb.h>
#include <resolv.h>
#endif
#ifdef HAVE_WINSOCK2
# include <winsock2.h>
#else
# if HAVE_WINSOCK
# include <winsock.h>
# else
# define WSACleanup()
# endif
#endif
#ifdef HAVE_PCNFS
#include <tklib.h>
#endif /* HAVE_PCNFS */
#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK ((unsigned long) 0x7f000001)
#endif
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 64
#endif
#ifdef MACOS
#define tcp_close( s ) tcpclose( s )
#else /* MACOS */
#ifdef DOS
#ifdef PCNFS
#define tcp_close( s ) close( s )
#endif /* PCNFS */
#ifdef NCSA
#define tcp_close( s ) netclose( s ); netshut()
#endif /* NCSA */
#ifdef WINSOCK
#define tcp_close( s ) closesocket( s );
#endif /* WINSOCK */
#else /* DOS */
#define tcp_close( s ) close( s )
#endif /* DOS */
#endif /* MACOS */
#if !defined(__alpha) || defined(VMS)
#define AC_HTONL( l ) htonl( l )
#define AC_NTOHL( l ) ntohl( l )
#else /* __alpha && !VMS */
/*
* htonl and ntohl on the DEC Alpha under OSF 1 seem to only swap the
* lower-order 32-bits of a (64-bit) long, so we define correct versions
* here.
*/
#define AC_HTONL( l ) (((long)htonl( (l) & 0x00000000FFFFFFFF )) << 32 \
| htonl( ( (l) & 0xFFFFFFFF00000000 ) >> 32 ))
#define AC_NTOHL( l ) (((long)ntohl( (l) & 0x00000000FFFFFFFF )) << 32 \
| ntohl( ( (l) & 0xFFFFFFFF00000000 ) >> 32 ))
#endif /* __alpha && !VMS */
#ifndef BYTE_ORDER
/*
* Definitions for byte order, according to byte significance from low
* address to high.
*/
#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
#define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
/* assume autoconf's AC_C_BIGENDIAN has been run */
/* if it hasn't, we assume (maybe falsely) the order is LITTLE ENDIAN */
#ifdef WORDS_BIGENDIAN
#define BYTE_ORDER BIG_ENDIAN
#else
#define BYTE_ORDER LITTLE_ENDIAN
#endif
#endif /* BYTE_ORDER */
#endif /* _AC_SOCKET_H_ */