source: rtems-libbsd/rtemsbsd/src/rtems-bsd-sysctl.c @ 6ad03bf

/**
 * @file
 *
 * @ingroup rtems_bsd_rtems
 *
 * @brief TODO.
 */

/*
 * Copyright (c) 2010 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Obere Lagerstr. 30
 *  82178 Puchheim
 *  Germany
 *  <rtems@embedded-brains.de>
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rtems.com/license/LICENSE.
 */

#include <freebsd/machine/rtems-bsd-config.h>

#include <freebsd/sys/types.h>
#include <freebsd/sys/sysctl.h>

int sysctl(
  int *name,
        u_int namelen,
        void *oldp,
        size_t *oldlenp,
  void *newp,
        size_t newlen
)
{
        int eno = EINVAL;

        if (namelen <= CTL_MAXNAME) {
                int namedup [CTL_MAXNAME];

                memcpy(namedup, name, namelen * sizeof(*name));

                eno = kernel_sysctl(
                        NULL,
                        namedup,
                        namelen,
                        oldp,
                        oldlenp,
                        newp,
                        newlen,
                        oldlenp,
                        0
                );
        }

        if (eno == 0) {
                return 0;
        } else {
                errno = eno;

                return -1;
        }
}