/* Generic socket.h */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 1998-2024 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 * . */ #ifndef _AC_SOCKET_H_ #define _AC_SOCKET_H_ #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_POLL_H #include #elif defined(HAVE_SYS_POLL_H) #include #endif #ifdef HAVE_SYS_SOCKET_H #include #ifdef HAVE_SYS_UN_H #include #endif #ifdef HAVE_SYS_SELECT_H #include #endif #include #ifdef HAVE_NETINET_TCP_H #include #endif #ifdef HAVE_ARPA_INET_H #include #endif #ifdef HAVE_ARPA_NAMESER_H #include #endif #include #ifdef HAVE_RESOLV_H #include #endif #endif /* HAVE_SYS_SOCKET_H */ #ifdef HAVE_WINSOCK2 #include #include #elif defined(HAVE_WINSOCK) #include #endif #ifdef HAVE_PCNFS #error #include #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, b, l) AC_STRERROR_R(e, b, l) #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, b, l) ber_pvt_wsa_err2string(e) #define sock_errset(e) WSASetLastError(e) LBER_F( char * ) ber_pvt_wsa_err2string LDAP_P((int)); #elif defined(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 defined(HAVE_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 ) #elif defined(HAVE_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 ) #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 interchangeable */ # 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 typedef union Sockaddr { struct sockaddr sa_addr; struct sockaddr_in sa_in_addr; #ifdef LDAP_PF_INET6 struct sockaddr_storage sa_storage; struct sockaddr_in6 sa_in6_addr; #endif #ifdef LDAP_PF_LOCAL struct sockaddr_un sa_un_addr; #endif } Sockaddr; /* 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_ */