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#ifndef _PORT_SOCKET_H
#define _PORT_SOCKET_H
#if defined(_WIN32)
#include <winsock2.h>
#include <ws2tcpip.h>
/* Some of our own infrastructure where the WinSock stuff was too hairy
to dump into a clean Unix program... */
typedef WSABUF sg_buf;
#define SG_ADVANCE(SG, N) \
((SG)->len < (N) \
? (abort(), 0) \
: ((SG)->buf += (N), (SG)->len -= (N), 0))
#define SG_LEN(SG) ((SG)->len + 0)
#define SG_BUF(SG) ((SG)->buf + 0)
#define SG_SET(SG, B, N) ((SG)->buf = (char *)(B),(SG)->len = (N))
#define SOCKET_INITIALIZE() 0
#define SOCKET_CLEANUP()
#define SOCKET_ERRNO (WSAGetLastError())
#define SOCKET_SET_ERRNO(x) (WSASetLastError (x))
#define SOCKET_NFDS(f) (0) /* select()'s first arg is ignored */
#define SOCKET_READ(fd, b, l) (recv(fd, b, l, 0))
#define SOCKET_WRITE(fd, b, l) (send(fd, b, l, 0))
#define SOCKET_CONNECT connect /* XXX */
#define SOCKET_GETSOCKNAME getsockname /* XXX */
#define SOCKET_CLOSE close /* XXX */
#define SOCKET_EINTR WSAEINTR
/* Return -1 for error or number of bytes written.
TMP is a temporary variable; must be declared by the caller, and
must be used by this macro (to avoid compiler warnings). */
/* WSASend returns 0 or SOCKET_ERROR. */
#define SOCKET_WRITEV_TEMP DWORD
#define SOCKET_WRITEV(FD, SG, LEN, TMP) \
(WSASend((FD), (SG), (LEN), &(TMP), 0, 0, 0) ? -1 : (TMP))
#define SHUTDOWN_READ SD_RECEIVE
#define SHUTDOWN_WRITE SD_SEND
#define SHUTDOWN_BOTH SD_BOTH
#ifndef EINPROGRESS
#define EINPROGRESS WSAEINPROGRESS
#endif
#ifndef EWOULDBLOCK
#define EWOULDBLOCK WSAEWOULDBLOCK
#endif
#ifndef ECONNRESET
#define ECONNRESET WSAECONNRESET
#endif
#ifndef ECONNABORTED
#define ECONNABORTED WSAECONNABORTED
#endif
#ifndef ECONNREFUSED
#define ECONNREFUSED WSAECONNREFUSED
#endif
#ifndef EHOSTUNREACH
#define EHOSTUNREACH WSAEHOSTUNREACH
#endif
#ifndef ETIMEDOUT
#define ETIMEDOUT WSAETIMEDOUT
#endif
#elif defined(__palmos__)
/* If this source file requires it, define struct sockaddr_in
(and possibly other things related to network I/O). */
#include "autoconf.h"
#include <netdb.h>
typedef int socklen_t;
#else /* UNIX variants */
#include "autoconf.h"
#include <sys/types.h>
#include <netinet/in.h> /* For struct sockaddr_in and in_addr */
#include <arpa/inet.h> /* For inet_ntoa */
#include <netdb.h>
#ifndef HAVE_NETDB_H_H_ERRNO
extern int h_errno; /* In case it's missing, e.g., HP-UX 10.20. */
#endif
#include <sys/param.h> /* For MAXHOSTNAMELEN */
#include <sys/socket.h> /* For SOCK_*, AF_*, etc */
#include <sys/time.h> /* For struct timeval */
#include <net/if.h> /* For struct ifconf, for localaddr.c */
#ifdef HAVE_SYS_UIO_H
#include <sys/uio.h> /* For struct iovec, for sg_buf */
#endif
#ifdef HAVE_SYS_FILIO_H
#include <sys/filio.h> /* For FIONBIO on Solaris. */
#endif
/* Either size_t or int or unsigned int is probably right. Under
SunOS 4, it looks like int is desired, according to the accept man
page. */
#ifndef HAVE_SOCKLEN_T
typedef int socklen_t;
#endif
/* XXX should only be done if sockaddr_storage not found */
#ifndef HAVE_STRUCT_SOCKADDR_STORAGE
struct krb5int_sockaddr_storage {
struct sockaddr_in s;
/* Plenty of slop just in case we get an ipv6 address anyways. */
long extra[16];
};
#define sockaddr_storage krb5int_sockaddr_storage
#endif
/*
* Compatability with WinSock calls on MS-Windows...
*/
#define SOCKET int
#define INVALID_SOCKET ((SOCKET)~0)
#define closesocket close
#define ioctlsocket ioctl
#define SOCKET_ERROR (-1)
typedef struct iovec sg_buf;
#define SG_ADVANCE(SG, N) \
((SG)->iov_len < (N) \
? (abort(), 0) \
: ((SG)->iov_base = (char *) (SG)->iov_base + (N), \
(SG)->iov_len -= (N), 0))
#define SG_LEN(SG) ((SG)->iov_len + 0)
#define SG_BUF(SG) ((char*)(SG)->iov_base + 0)
#define SG_SET(SG, B, L) ((SG)->iov_base = (char*)(B), (SG)->iov_len = (L))
/* Some of our own infrastructure where the WinSock stuff was too hairy
to dump into a clean Unix program... */
#define SOCKET_INITIALIZE() (0) /* No error (or anything else) */
#define SOCKET_CLEANUP() /* nothing */
#define SOCKET_ERRNO errno
#define SOCKET_SET_ERRNO(x) (errno = (x))
#define SOCKET_NFDS(f) ((f)+1) /* select() arg for a single fd */
#define SOCKET_READ read
#define SOCKET_WRITE write
#define SOCKET_CONNECT connect
#define SOCKET_GETSOCKNAME getsockname
#define SOCKET_CLOSE close
#define SOCKET_EINTR EINTR
#define SOCKET_WRITEV_TEMP int
/* Use TMP to avoid compiler warnings and keep things consistent with
Windoze version. */
#define SOCKET_WRITEV(FD, SG, LEN, TMP) \
((TMP) = writev((FD), (SG), (LEN)), (TMP))
#define SHUTDOWN_READ 0
#define SHUTDOWN_WRITE 1
#define SHUTDOWN_BOTH 2
#ifndef HAVE_INET_NTOP
#define inet_ntop(AF,SRC,DST,CNT) \
((AF) == AF_INET \
? ((CNT) < 16 \
? (SOCKET_SET_ERRNO(ENOSPC), (const char *)NULL) \
: (sprintf((DST), "%d.%d.%d.%d", \
((const unsigned char *)(const void *)(SRC))[0] & 0xff, \
((const unsigned char *)(const void *)(SRC))[1] & 0xff, \
((const unsigned char *)(const void *)(SRC))[2] & 0xff, \
((const unsigned char *)(const void *)(SRC))[3] & 0xff), \
(DST))) \
: (SOCKET_SET_ERRNO(EAFNOSUPPORT), (const char *)NULL))
#define HAVE_INET_NTOP
#endif
#endif /* _WIN32 */
#if !defined(_WIN32)
/* UNIX or ...? */
# ifdef S_SPLINT_S
extern int socket (int, int, int) /*@*/;
# endif
#endif
#endif /*_PORT_SOCKET_H*/
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