diff options
Diffstat (limited to 'sysdeps/mach/hurd/connect.c')
-rw-r--r-- | sysdeps/mach/hurd/connect.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/connect.c b/sysdeps/mach/hurd/connect.c new file mode 100644 index 0000000..e015a14 --- /dev/null +++ b/sysdeps/mach/hurd/connect.c @@ -0,0 +1,75 @@ +/* Copyright (C) 1992, 1994 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <errno.h> +#include <hurd.h> +#include <hurd/fd.h> +#include <sys/socket.h> +#include <hurd/socket.h> +#include <sys/un.h> +#include <hurd/ifsock.h> + +/* Open a connection on socket FD to peer at ADDR (which LEN bytes long). + For connectionless socket types, just set the default address to send to + and the only address from which to accept transmissions. + Return 0 on success, -1 for errors. */ +int +DEFUN(connect, (fd, addr, len), + int fd AND struct sockaddr *addr AND size_t len) +{ + error_t err; + addr_port_t aport; + + if (addr->sa_family == AF_LOCAL) + { + /* For the local domain, we must look up the name as a file and talk + to it with the ifsock protocol. */ + struct sockaddr_un *unaddr = (struct sockaddr_un *) addr; + file_t file = __file_name_lookup (unaddr->sun_path, 0, 0); + if (file == MACH_PORT_NULL) + return -1; + err = __ifsock_getsockaddr (file, &aport); + __mach_port_deallocate (__mach_task_self (), file); + if (err == MIG_BAD_ID || err == EOPNOTSUPP) + /* The file did not grok the ifsock protocol. */ + err = ENOTSOCK; + if (err) + return __hurd_fail (err); + } + else + err = EIEIO; + + err = HURD_DPORT_USE (fd, + ({ + if (err) + err = __socket_create_address (port, + addr->sa_family, + (char *) addr, len, + &aport, 0); + if (! err) + { + err = __socket_connect (port, aport); + __mach_port_deallocate (__mach_task_self (), + aport); + } + err; + })); + + return err ? __hurd_dfail (fd, err) : 0; +} |