/*      $NetBSD: properties.c,v 1.1 2015/05/13 07:07:36 pgoyette Exp $  */

/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: properties.c,v 1.1 2015/05/13 07:07:36 pgoyette Exp $");

#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/module.h>

MODULE(MODULE_CLASS_MISC, properties, NULL);

static void
handle_props(prop_dictionary_t props)
{
       const char *msg;
       prop_string_t str;

       if (props != NULL) {
               str = prop_dictionary_get(props, "msg");
       } else {
               printf("No property dictionary was provided.\n");
               str = NULL;
       }
       if (str == NULL)
               printf("The 'msg' property was not given.\n");
       else if (prop_object_type(str) != PROP_TYPE_STRING)
               printf("The 'msg' property is not a string.\n");
       else {
               msg = prop_string_cstring_nocopy(str);
               if (msg == NULL)
                       printf("Failed to process the 'msg' property.\n");
               else
                       printf("The 'msg' property is: %s\n", msg);
       }
}

static int
properties_modcmd(modcmd_t cmd, void *arg)
{
       switch (cmd) {
       case MODULE_CMD_INIT:
               handle_props(arg);
               return 0;
       case MODULE_CMD_FINI:
               return 0;
       default:
               return ENOTTY;
       }
}