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author | Gregory Nutt <gnutt@nuttx.org> | 2015-01-24 11:44:06 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2015-01-24 11:44:06 -0600 |
commit | 0a8a35f1f8b62940e5f6357943b8d373da353c90 (patch) | |
tree | 7f57dda6a4e2440ecc9e819784031d7708575be3 /nuttx/include/sys | |
parent | 90f4f1fe6a0f067b6fcd4f1b9c5adda8f3232981 (diff) | |
download | px4-nuttx-0a8a35f1f8b62940e5f6357943b8d373da353c90.tar.gz px4-nuttx-0a8a35f1f8b62940e5f6357943b8d373da353c90.tar.bz2 px4-nuttx-0a8a35f1f8b62940e5f6357943b8d373da353c90.zip |
Add sys/un.h header file
Diffstat (limited to 'nuttx/include/sys')
-rw-r--r-- | nuttx/include/sys/un.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/nuttx/include/sys/un.h b/nuttx/include/sys/un.h new file mode 100644 index 000000000..a9eb1cd30 --- /dev/null +++ b/nuttx/include/sys/un.h @@ -0,0 +1,81 @@ +/**************************************************************************** + * include/sys/un.h + * + * Copyright (C) 2015 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __INCLUDE_SYS_UN_H +#define __INCLUDE_SYS_UN_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/* The sys/un.> header defines the type sa_family_t as described in + * sys/socket.h. + */ + +#include <sys/socket.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* The size of sun_path is not specified. Different implementations us + * different sizes. BSD4.3 uses a size of 108; BSD4.4 uses a size of 104. + * Most implementation use a size that ranges from 92 to 108. Applications + * should not assume a particular length for sun_path. + * + * _POSIX_PATH_MAX would be a good choice too. + */ + +#define UNIX_PATH_MAX 108 + +/**************************************************************************** + * Public Type Definitions + ****************************************************************************/ + +/* A UNIX domain socket address is represented in the following structure. + * This structure must be cast compatible with struct sockaddr. + */ + +struct sockaddr_un +{ + sa_family_t sun_family; /* AF_UNIX */ + char sun_path[UNIX_PATH_MAX]; /* pathname */ +}; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#endif /* __INCLUDE_SYS_UN_H */ |