include/sys/utsname.h

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @brief Interface to the POSIX utsname() Service
0007  *
0008  * This include file defines the interface to the POSIX utsname() service.
0009  */
0010
0011 /*
0012  *  COPYRIGHT (c) 1989-2011.
0013  *  On-Line Applications Research Corporation (OAR).
0014  *
0015  * Redistribution and use in source and binary forms, with or without
0016  * modification, are permitted provided that the following conditions
0017  * are met:
0018  * 1. Redistributions of source code must retain the above copyright
0019  *    notice, this list of conditions and the following disclaimer.
0020  * 2. Redistributions in binary form must reproduce the above copyright
0021  *    notice, this list of conditions and the following disclaimer in the
0022  *    documentation and/or other materials provided with the distribution.
0023  *
0024  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0025  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0026  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0027  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0028  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0029  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0030  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0031  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0032  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0033  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0034  * POSSIBILITY OF SUCH DAMAGE.
0035  */
0036
0037 #ifndef __POSIX_SYS_UTSNAME_h
0038 #define __POSIX_SYS_UTSNAME_h
0039
0040 /**
0041  * @defgroup UTSNAME utsname Service
0042  *
0043  * @ingroup POSIXAPI
0044  */
0045 /**@{*/
0046
0047 #ifdef __cplusplus
0048 extern "C" {
0049 #endif
0050
0051 /*
0052  *  4.4.1 Get System Name (Table 4-1), P1003.1b-1993, p. 90
0053  *
0054  *  NOTE:  The lengths of the strings in this structure are
0055  *         just long enough to reliably contain the RTEMS information.
0056  *         For example, the fields are not long enough to support
0057  *         Internet hostnames.
0058  */
0059
0060 #ifdef _KERNEL
0061 #define SYS_NMLN        48              /* uname(2) for the FreeBSD 1.1 ABI. */
0062 #endif
0063
0064 #ifndef SYS_NMLN
0065 #define SYS_NMLN        48      /* User can override. */
0066 #endif
0067
0068 struct utsname {
0069   char sysname[SYS_NMLN];  /* Name of this implementation of the */
0070                            /*   operating system */
0071   char nodename[SYS_NMLN]; /* Name of this node within an implementation */
0072                            /*   specified communication network */
0073   char release[SYS_NMLN];  /* Current release level of this implementation */
0074   char version[SYS_NMLN];  /* Current version level of this release */
0075   char machine[SYS_NMLN];  /* Name of the hardware type on which the system */
0076                            /*   is running */
0077 };
0078
0079 /**
0080  * @brief Get system name.
0081  *
0082  * 4.4.1 Get System Name, P1003.1b-1993, p. 90
0083  */
0084 int uname(
0085   struct utsname *name
0086 );
0087
0088 /** @} */
0089
0090 #ifdef __cplusplus
0091 }
0092 #endif
0093
0094 #endif
0095 /* end of include file */