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Diffstat (limited to 'include/ac/socket.h')
| -rw-r--r-- | include/ac/socket.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/include/ac/socket.h b/include/ac/socket.h new file mode 100644 index 0000000..3899013 --- /dev/null +++ b/include/ac/socket.h @@ -0,0 +1,266 @@ +/* Generic socket.h */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 1998-2022 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, 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 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 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_ */ |