1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
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
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
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.
15 */
16
17#ifndef _INTERFACE_CONFIG_H
18#define _INTERFACE_CONFIG_H
19
20#include <unistd.h>
21#include <sys/types.h>
22#include <netinet/in.h>
23#include <arpa/inet.h>
24
25#include "Property.h"
26class PropertyManager;
27
28class InterfaceConfig {
29    class InterfaceDnsProperty;
30    friend class InterfaceConfig::InterfaceDnsProperty;
31
32    struct {
33        IPV4AddressPropertyHelper *propIp;
34        IPV4AddressPropertyHelper *propNetmask;
35        IPV4AddressPropertyHelper *propGateway;
36        IPV4AddressPropertyHelper *propBroadcast;
37        InterfaceDnsProperty      *propDns;
38    } mStaticProperties;
39
40    struct in_addr mIp;
41    struct in_addr mNetmask;
42    struct in_addr mGateway;
43    struct in_addr mBroadcast;
44    struct in_addr mDns[2];
45
46public:
47    InterfaceConfig(bool propertiesReadOnly);
48    virtual ~InterfaceConfig();
49
50    int set(const char *name, const char *value);
51    const char *get(const char *name, char *buffer, size_t maxsize);
52
53    const struct in_addr &getIp() const { return mIp; }
54    const struct in_addr &getNetmask() const { return mNetmask; }
55    const struct in_addr &getGateway() const { return mGateway; }
56    const struct in_addr &getBroadcast() const { return mBroadcast; }
57    const struct in_addr &getDns(int idx) const { return mDns[idx]; }
58
59    void setIp(struct in_addr *addr);
60    void setNetmask(struct in_addr *addr);
61    void setGateway(struct in_addr *addr);
62    void setBroadcast(struct in_addr *addr);
63    void setDns(int idx, struct in_addr *addr);
64
65    int attachProperties(PropertyManager *pm, const char *nsName);
66    int detachProperties(PropertyManager *pm, const char *nsName);
67
68private:
69
70    class InterfaceDnsProperty : public IPV4AddressProperty {
71        InterfaceConfig *mCfg;
72    public:
73        InterfaceDnsProperty(InterfaceConfig *cfg, bool ro);
74        int set(int idx, struct in_addr *value);
75        int get(int idx, struct in_addr *buffer);
76    };
77};
78
79
80#endif
81