glibc/hurd/hurdsocket.h

31 lines
1.2 KiB
C

/* Hurd-specific socket functions
Copyright (C) 2013-2020 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, see
<https://www.gnu.org/licenses/>. */
#ifndef _HURD_HURDSOCKET_H
#define _HURD_HURDSOCKET_H
#include <string.h>
/* Returns a duplicate of ADDR->sun_path with LEN limitation. This
should to be used whenever reading a unix socket address, to cope with
sun_path possibly not including a trailing \0. */
#define _hurd_sun_path_dupa(addr, len) \
strndupa ((addr)->sun_path, (len) - offsetof (struct sockaddr_un, sun_path))
#endif /* hurdsocket.h */