/* -*- Mode: C; tab-width: 4 -*-
*
* Copyright (c) 2007-2013 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
#include <os/log.h>
#define kHelperService "com.apple.mDNSResponder_Helper"
#define kmDNSHelperProgramArgs CFSTR("com.apple.mDNSResponderHelper")
#define kPreferencesKey_mDNSHelperLog CFSTR("mDNSHelperDebugLogging")
#define kHelperMode "HelperMode"
#define kHelperReplyStatus "HelperReplyStatusToClient"
#define kHelperErrCode "HelperErrorCodefromCall"
#define kPrefsNameKey "PreferencesNameKey"
#define kPrefsOldName "PreferencesOldName"
#define kPrefsNewName "PreferencesNewName"
extern int mDNSHelperLogEnabled;
extern os_log_t log_handle;
typedef enum
{
bpf_request = 1,
set_name = 2,
p2p_packetfilter = 3,
user_notify = 4,
power_req = 5,
send_wakepkt = 6,
set_localaddr_cacheentry = 7,
send_keepalive = 8,
retreive_tcpinfo = 9,
keychain_getsecrets = 10,
autotunnel_setkeys = 11,
request_other,
} HelperModes;
typedef enum
{
kHelperReply_ACK = 0,
} HelperReplyStatusCodes;
typedef enum
{
kHelperErr_NoErr = 0,
kHelperErr_DefaultErr = -1,
kHelperErr_NotConnected = -2,
kHelperErr_NoResponse = -3,
kHelperErr_UndefinedMode = -4,
kHelperErr_ApiErr = -5,
kHelperErr_InvalidTunnelSetKeysOperation = -6,
kHelperErr_InvalidNetworkAddress = -7,
kHelperErr_ResultTooLarge = -8,
kHelperErr_RacoonConfigCreationFailed = -9,
kHelperErr_IPsecPolicySocketCreationFailed = -10,
kHelperErr_IPsecPolicyCreationFailed = -11,
kHelperErr_IPsecPolicySetFailed = -12,
kHelperErr_IPsecRemoveSAFailed = -13,
kHelperErr_IPsecDisabled = -14,
kHelperErr_RoutingSocketCreationFailed = -15,
kHelperErr_RouteDeletionFailed = -16,
kHelperErr_RouteAdditionFailed = -17,
kHelperErr_RacoonStartFailed = -18,
kHelperErr_RacoonNotificationFailed = -19,
} HelperErrorCodes;
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
};
#include "mDNSEmbeddedAPI.h"
#include "helpermsg-types.h"
extern const char *mDNSHelperError(int errornum);
extern mStatus mDNSHelperInit(void);
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 mDNSPreferencesSetName(int key, domainlabel *old, domainlabel *new);
extern int mDNSKeychainGetSecrets(CFArrayRef *secrets);
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, uint32_t count, pfArray_t portArray, pfArray_t protocolArray);
extern void mDNSSendKeepalive(const v6addr_t sadd, const v6addr_t dadd, uint16_t lport, uint16_t rport, unsigned seq, unsigned ack, uint16_t win);
extern int mDNSRetrieveTCPInfo(int family, v6addr_t laddr, uint16_t lport, v6addr_t raddr, uint16_t rport, uint32_t *seq, uint32_t *ack, uint16_t *win, int32_t *intfid);
extern void RequestBPF(void);
extern void PreferencesSetName(int key, const char* old, const char* new);
extern void PacketFilterControl(uint32_t command, const char * ifname, uint32_t count, pfArray_t portArray, pfArray_t protocolArray);
extern void UserNotify(const char *title, const char *msg); // Both strings are UTF-8 text
extern void PowerRequest(int key, int interval, int *error);
extern void SendWakeupPacket(unsigned int ifid, const char *eth_addr, const char *ip_addr, int iteration);
extern void SetLocalAddressCacheEntry(int ifindex, int family, const v6addr_t ip, const ethaddr_t eth, int *err);
extern void SendKeepalive(const v6addr_t sadd6, const v6addr_t dadd6, uint16_t lport, uint16_t rport, uint32_t seq, uint32_t ack, uint16_t win);
extern void RetrieveTCPInfo(int family, const v6addr_t laddr, uint16_t lport, const v6addr_t raddr, uint16_t rport, uint32_t *seq, uint32_t *ack, uint16_t *win, int32_t *intfid, int *err);
extern void KeychainGetSecrets(__unused unsigned int *numsecrets,__unused unsigned long *secrets, __unused unsigned int *secretsCnt, __unused int *err);
extern int HelperAutoTunnelSetKeys(int replacedelete, const v6addr_t loc_inner, const v6addr_t loc_outer6, uint16_t loc_port, const v6addr_t rmt_inner,
const v6addr_t rmt_outer6, uint16_t rmt_port, const char *id, int *err);
extern void helper_exit(void);
#endif /* H_HELPER_H */