/* Copyright (C) 1994,1997,2001,2005 Free Software Foundation, Inc.   This file is part of the GNU C Library.   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public   License as published by the Free Software Foundation; either   version 2.1 of the License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; if not, write to the Free   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#include <errno.h>#include <sys/socket.h>#include <hurd.h>#include <hurd/fd.h>#include <hurd/socket.h>#include <string.h>/* Read N bytes into BUF from socket FD.   Returns the number read or -1 for errors.  */ssize_t__recv (fd, buf, n, flags)     int fd;     void *buf;     size_t n;     int flags;{  error_t err;  mach_port_t addrport;  char *bufp = buf;  mach_msg_type_number_t nread = n;  mach_port_t *ports;  mach_msg_type_number_t nports;  char *cdata = NULL;  mach_msg_type_number_t clen = 0;  if (err = HURD_DPORT_USE (fd, __socket_recv (port, &addrport,					       flags, &bufp, &nread,					       &ports, &nports,					       &cdata, &clen,					       &flags,					       n)))    return __hurd_dfail (fd, err);  __mach_port_deallocate (__mach_task_self (), addrport);  __vm_deallocate (__mach_task_self (), (vm_address_t) cdata, clen);  if (bufp != buf)    {      memcpy (buf, bufp, nread);      __vm_deallocate (__mach_task_self (), (vm_address_t) bufp, nread);    }  return nread;}weak_alias (__recv, recv)