2 * Copyright (C) 2008 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef _SECONDARY_TABLE_CONTROLLER_H
18 #define _SECONDARY_TABLE_CONTROLLER_H
20 #include <sysutils/FrameworkListener.h>
23 #include "UidMarkMap.h"
24 #include "NetdConstants.h"
30 static const int INTERFACES_TRACKED = 10;
31 static const int BASE_TABLE_NUMBER = 60;
32 static int MAX_TABLE_NUMBER = BASE_TABLE_NUMBER + INTERFACES_TRACKED;
33 static const int PROTECT_MARK = 0x1;
34 static const char *EXEMPT_PRIO = "99";
35 static const char *RULE_PRIO = "100";
37 class SecondaryTableController {
40 SecondaryTableController(UidMarkMap *map);
41 virtual ~SecondaryTableController();
43 int addRoute(SocketClient *cli, char *iface, char *dest, int prefixLen, char *gateway);
44 int removeRoute(SocketClient *cli, char *iface, char *dest, int prefixLen, char *gateway);
45 int findTableNumber(const char *iface);
46 int modifyFromRule(int tableIndex, const char *action, const char *addr);
47 int modifyLocalRoute(int tableIndex, const char *action, const char *iface, const char *addr);
48 int addUidRule(const char *iface, int uid_start, int uid_end);
49 int removeUidRule(const char *iface, int uid_start, int uid_end);
50 int addFwmarkRule(const char *iface);
51 int removeFwmarkRule(const char *iface);
52 int addFwmarkRoute(const char* iface, const char *dest, int prefix);
53 int removeFwmarkRoute(const char* iface, const char *dest, int prefix);
54 int addHostExemption(const char *host);
55 int removeHostExemption(const char *host);
56 void getUidMark(SocketClient *cli, int uid);
57 void getProtectMark(SocketClient *cli);
59 int setupIptablesHooks();
61 static const char* LOCAL_MANGLE_OUTPUT;
62 static const char* LOCAL_MANGLE_EXEMPT;
63 static const char* LOCAL_MANGLE_IFACE_FORMAT;
64 static const char* LOCAL_NAT_POSTROUTING;
65 static const char* LOCAL_FILTER_OUTPUT;
69 UidMarkMap *mUidMarkMap;
71 int setUidRule(const char* iface, int uid_start, int uid_end, bool add);
72 int setFwmarkRule(const char *iface, bool add);
73 int setFwmarkRoute(const char* iface, const char *dest, int prefix, bool add);
74 int setHostExemption(const char *host, bool add);
75 int modifyRoute(SocketClient *cli, const char *action, char *iface, char *dest, int prefix,
76 char *gateway, int tableIndex);
78 char mInterfaceTable[INTERFACES_TRACKED][IFNAMSIZ + 1];
79 int mInterfaceRuleCount[INTERFACES_TRACKED];
80 void modifyRuleCount(int tableIndex, const char *action);
81 int verifyTableIndex(int tableIndex);
82 const char *getVersion(const char *addr);
83 IptablesTarget getIptablesTarget(const char *addr);
85 int runCmd(int argc, const char **argv);