115 lines
3.0 KiB
C
115 lines
3.0 KiB
C
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/*
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* Copyright (c) 2004-2006, 2008, 2009, 2011 Apple Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*/
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#ifndef __DNSINFO_H__
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#define __DNSINFO_H__
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/*
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* These routines provide access to the systems DNS configuration
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*/
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#include <sys/cdefs.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#define DNSINFO_VERSION 20111104
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#define DEFAULT_SEARCH_ORDER 200000 /* search order for the "default" resolver domain name */
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#define DNS_PTR(type, name) \
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union { \
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type name; \
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uint64_t _ ## name ## _p; \
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}
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#define DNS_VAR(type, name) \
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type name
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#pragma pack(4)
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typedef struct {
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struct in_addr address;
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struct in_addr mask;
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} dns_sortaddr_t;
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#pragma pack()
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#pragma pack(4)
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typedef struct {
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DNS_PTR(char *, domain); /* domain */
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DNS_VAR(int32_t, n_nameserver); /* # nameserver */
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DNS_PTR(struct sockaddr **, nameserver);
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DNS_VAR(uint16_t, port); /* port (in host byte order) */
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DNS_VAR(int32_t, n_search); /* # search */
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DNS_PTR(char **, search);
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DNS_VAR(int32_t, n_sortaddr); /* # sortaddr */
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DNS_PTR(dns_sortaddr_t **, sortaddr);
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DNS_PTR(char *, options); /* options */
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DNS_VAR(uint32_t, timeout); /* timeout */
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DNS_VAR(uint32_t, search_order); /* search_order */
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DNS_VAR(uint32_t, if_index);
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DNS_VAR(uint32_t, flags);
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DNS_VAR(uint32_t, reach_flags); /* SCNetworkReachabilityFlags */
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DNS_VAR(uint32_t, reserved[5]);
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} dns_resolver_t;
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#pragma pack()
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#define DNS_RESOLVER_FLAGS_SCOPED 1 /* configuration is for scoped questions */
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#pragma pack(4)
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typedef struct {
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DNS_VAR(int32_t, n_resolver); /* resolver configurations */
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DNS_PTR(dns_resolver_t **, resolver);
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DNS_VAR(int32_t, n_scoped_resolver); /* "scoped" resolver configurations */
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DNS_PTR(dns_resolver_t **, scoped_resolver);
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DNS_VAR(uint32_t, reserved[5]);
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} dns_config_t;
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#pragma pack()
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__BEGIN_DECLS
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/*
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* DNS configuration access APIs
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*/
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const char *
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dns_configuration_notify_key ();
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dns_config_t *
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dns_configuration_copy ();
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void
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dns_configuration_free (dns_config_t *config);
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void
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_dns_configuration_ack (dns_config_t *config,
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const char *bundle_id);
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__END_DECLS
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#endif /* __DNSINFO_H__ */
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