[apple/configd.git] / dnsinfo / dnsinfo_private.c

/*
 * Copyright (c) 2004, 2005, 2007, 2009 Apple Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

/*
 * Modification History
 *
 * March 9, 2004		Allan Nathanson <ajn@apple.com>
 * - initial revision
 */

#include <stdio.h>
#include <stdlib.h>
#include <mach/mach.h>
#include <mach/mach_error.h>
#include <servers/bootstrap.h>
#include <bootstrap_priv.h>

#include "dnsinfo_private.h"
#include "shared_dns_info_types.h"


__private_extern__
const char *
_dns_configuration_notify_key()
{
	return "com.apple.system.SystemConfiguration.dns_configuration";
}


__private_extern__
mach_port_t
_dns_configuration_server_port()
{
	mach_port_t	server		= MACH_PORT_NULL;
	char		*server_name;
	kern_return_t	status;

	server_name = getenv("DNS_SERVER");
	if (!server_name) {
		server_name = DNS_SERVER;
	}

#ifdef	BOOTSTRAP_PRIVILEGED_SERVER
	status = bootstrap_look_up2(bootstrap_port,
				    server_name,
				    &server,
				    0,
				    BOOTSTRAP_PRIVILEGED_SERVER);
#else	// BOOTSTRAP_PRIVILEGED_SERVER
	status = bootstrap_look_up(bootstrap_port, server_name, &server);
#endif	// BOOTSTRAP_PRIVILEGED_SERVER

	switch (status) {
		case BOOTSTRAP_SUCCESS :
			/* service currently registered, "a good thing" (tm) */
			break;
		case BOOTSTRAP_NOT_PRIVILEGED :
			/* the service is not privileged */
			return MACH_PORT_NULL;
		case BOOTSTRAP_UNKNOWN_SERVICE :
			/* service not currently registered, try again later */
			return MACH_PORT_NULL;
		default :
			fprintf(stderr,
				"could not lookup DNS configuration info service: %s\n",
				bootstrap_strerror(status));
			return MACH_PORT_NULL;
	}

	return server;
}
Commit	Line	Data
dbf6a266	1	/*
a40a14f8	2	* Copyright (c) 2004, 2005, 2007, 2009 Apple Inc. All rights reserved.
dbf6a266 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23
	24	/*
	25	* Modification History
	26	*
	27	* March 9, 2004 Allan Nathanson <ajn@apple.com>
	28	* - initial revision
	29	*/
	30
edebe297	31	#include <stdio.h>
dbf6a266 A	32	#include <stdlib.h>
	33	#include <mach/mach.h>
	34	#include <mach/mach_error.h>
	35	#include <servers/bootstrap.h>
6bb65964	36	#include <bootstrap_priv.h>
dbf6a266 A	37
	38	#include "dnsinfo_private.h"
	39	#include "shared_dns_info_types.h"
	40
	41
	42	__private_extern__
	43	const char *
	44	_dns_configuration_notify_key()
	45	{
851a47a8	46	return "com.apple.system.SystemConfiguration.dns_configuration";
dbf6a266 A	47	}
	48
	49
	50	__private_extern__
	51	mach_port_t
	52	_dns_configuration_server_port()
	53	{
	54	mach_port_t server = MACH_PORT_NULL;
	55	char *server_name;
	56	kern_return_t status;
	57
	58	server_name = getenv("DNS_SERVER");
	59	if (!server_name) {
	60	server_name = DNS_SERVER;
	61	}
	62
6bb65964 A	63	#ifdef BOOTSTRAP_PRIVILEGED_SERVER
	64	status = bootstrap_look_up2(bootstrap_port,
	65	server_name,
	66	&server,
	67	0,
	68	BOOTSTRAP_PRIVILEGED_SERVER);
	69	#else // BOOTSTRAP_PRIVILEGED_SERVER
dbf6a266	70	status = bootstrap_look_up(bootstrap_port, server_name, &server);
6bb65964 A	71	#endif // BOOTSTRAP_PRIVILEGED_SERVER
6bb65964 A	72
dbf6a266 A	73	switch (status) {
	74	case BOOTSTRAP_SUCCESS :
	75	/* service currently registered, "a good thing" (tm) */
	76	break;
6bb65964 A	77	case BOOTSTRAP_NOT_PRIVILEGED :
	78	/* the service is not privileged */
	79	return MACH_PORT_NULL;
dbf6a266 A	80	case BOOTSTRAP_UNKNOWN_SERVICE :
	81	/* service not currently registered, try again later */
	82	return MACH_PORT_NULL;
	83	default :
edebe297 A	84	fprintf(stderr,
	85	"could not lookup DNS configuration info service: %s\n",
	86	bootstrap_strerror(status));
dbf6a266 A	87	return MACH_PORT_NULL;
	88	}
	89
	90	return server;
	91	}
	92