/* -*- Mode: C; tab-width: 4 -*-
 *
 * Copyright (c) 2007 Apple Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef H_HELPER_H
#define H_HELPER_H

#define kmDNSHelperServiceName "com.apple.mDNSResponderHelper"

enum mDNSDynamicStoreSetConfigKey
	{
	kmDNSMulticastConfig = 1,
	kmDNSDynamicConfig,
	kmDNSPrivateConfig,
	kmDNSBackToMyMacConfig,
	kmDNSSleepProxyServersState
	};

enum mDNSPreferencesSetNameKey
	{
	kmDNSComputerName = 1,
	kmDNSLocalHostName
	};

enum mDNSUpDown
	{
	kmDNSUp = 1,
	kmDNSDown
	};

enum mDNSAutoTunnelSetKeysReplaceDelete
	{
	kmDNSAutoTunnelSetKeysReplace = 1,
	kmDNSAutoTunnelSetKeysDelete
	};

// helper parses the system keychain and returns the information to mDNSResponder.
// It returns four attributes. Attributes are defined after how they show up in
// keychain access utility (the actual attribute name to retrieve these are different).
enum mDNSKeyChainAttributes
	{
	kmDNSKcWhere, 	// Where
	kmDNSKcAccount,	// Account
	kmDNSKcKey,		// Key
	kmDNSKcName		// Name
	};

#define ERROR(x, y) x,
enum mDNSHelperErrors
	{
	mDNSHelperErrorBase = 2300,
	#include "helper-error.h"
	mDNSHelperErrorEnd
	};
#undef ERROR

#include "mDNSEmbeddedAPI.h"
#include "helpermsg-types.h"

extern const char *mDNSHelperError(int errornum);

extern void mDNSRequestBPF(void);
extern int  mDNSPowerRequest(int key, int interval);
extern int  mDNSSetLocalAddressCacheEntry(int ifindex, int family, const v6addr_t ip, const ethaddr_t eth);
extern void mDNSNotify(const char *title, const char *msg);		// Both strings are UTF-8 text
extern void mDNSDynamicStoreSetConfig(int key, const char *subkey, CFPropertyListRef value);
extern void mDNSPreferencesSetName(int key, domainlabel *old, domainlabel *new);
extern int  mDNSKeychainGetSecrets(CFArrayRef *secrets);
extern void mDNSAutoTunnelInterfaceUpDown(int updown, v6addr_t addr);
extern void mDNSConfigureServer(int updown, const char *const prefix, const domainname *const fqdn);
extern int  mDNSAutoTunnelSetKeys(int replacedelete, v6addr_t local_inner,
				v6addr_t local_outer, short local_port, v6addr_t remote_inner,
				v6addr_t remote_outer, short remote_port, const char *const prefix, const domainname *const fqdn);
extern void mDNSSendWakeupPacket(unsigned ifid, char *eth_addr, char *ip_addr, int iteration);
extern void mDNSPacketFilterControl(uint32_t command, char * ifname, uint16_t servicePort, uint16_t protocol);

#endif /* H_HELPER_H */