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author | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
commit | 28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch) | |
tree | 15f07c4c43d635959c6afee96bde71fb1b3614ee /sysdeps/mach/hurd/accept.c | |
download | glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.tar.gz glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.tar.xz glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.zip |
initial import
Diffstat (limited to 'sysdeps/mach/hurd/accept.c')
-rw-r--r-- | sysdeps/mach/hurd/accept.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/accept.c b/sysdeps/mach/hurd/accept.c new file mode 100644 index 0000000000..48402b1227 --- /dev/null +++ b/sysdeps/mach/hurd/accept.c @@ -0,0 +1,71 @@ +/* Copyright (C) 1992, 1993, 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 <fcntl.h> +#include <string.h> + +/* Await a connection on socket FD. + When a connection arrives, open a new socket to communicate with it, + set *ADDR (which is *ADDR_LEN bytes long) to the address of the connecting + peer and *ADDR_LEN to the address's actual length, and return the + new socket's descriptor, or -1 for errors. */ +int +DEFUN(accept, (fd, addr, addr_len), + int fd AND struct sockaddr *addr AND size_t *addr_len) +{ + error_t err; + socket_t new; + addr_port_t aport; + char *buf = (char *) addr; + mach_msg_type_number_t buflen = *addr_len; + int type; + + if (err = HURD_DPORT_USE (fd, __socket_accept (port, &new, &aport))) + return __hurd_dfail (fd, err); + + if (addr != NULL) + err = __socket_whatis_address (aport, &type, &buf, &buflen); + __mach_port_deallocate (__mach_task_self (), aport); + + if (err) + { + __mach_port_deallocate (__mach_task_self (), new); + return __hurd_dfail (fd, err); + } + + if (addr != NULL) + { + if (buf != (char *) addr) + { + if (*addr_len < buflen) + *addr_len = buflen; + memcpy (addr, buf, *addr_len); + __vm_deallocate (__mach_task_self (), (vm_address_t) buf, buflen); + } + + addr->sa_family = type; + } + + return _hurd_intern_fd (new, O_IGNORE_CTTY, 1); +} |