1/*
2 * Copyright (C) 2011 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 _RESOLVER_CONTROLLER_H_
18#define _RESOLVER_CONTROLLER_H_
19
20#include <vector>
21#include <netinet/in.h>
22#include <linux/in.h>
23
24struct __res_params;
25class DumpWriter;
26
27namespace android {
28namespace net {
29struct ResolverStats;
30}  // namespace net
31}  // namespace android
32
33class ResolverController {
34public:
35    ResolverController() {};
36
37    virtual ~ResolverController() {};
38
39    // TODO: delete this function
40    int setDnsServers(unsigned netId, const char* searchDomains, const char** servers,
41            int numservers, const __res_params* params);
42
43    int clearDnsServers(unsigned netid);
44
45    int flushDnsCache(unsigned netid);
46
47    int getDnsInfo(unsigned netId, std::vector<std::string>* servers,
48            std::vector<std::string>* domains, __res_params* params,
49            std::vector<android::net::ResolverStats>* stats);
50
51    // Binder specific functions, which convert between the binder int/string arrays and the
52    // actual data structures, and call setDnsServer() / getDnsInfo() for the actual processing.
53    int setResolverConfiguration(int32_t netId, const std::vector<std::string>& servers,
54            const std::vector<std::string>& domains, const std::vector<int32_t>& params);
55
56    int getResolverInfo(int32_t netId, std::vector<std::string>* servers,
57            std::vector<std::string>* domains, std::vector<int32_t>* params,
58            std::vector<int32_t>* stats);
59    void dump(DumpWriter& dw, unsigned netId);
60};
61
62#endif /* _RESOLVER_CONTROLLER_H_ */
63