1/*
2 * Copyright (C) 2016 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 RAW_OS_H_
18#define RAW_OS_H_
19
20#include <sys/socket.h>
21#include <sys/types.h>
22#include <time.h>
23
24#include "android-base/macros.h"
25
26#include "wifilogd/local_utils.h"
27
28namespace android {
29namespace wifilogd {
30
31// Enables interposing on operating system calls.
32class RawOs {
33 public:
34  RawOs();
35  virtual ~RawOs();
36
37  // See clock_gettime().
38  virtual int ClockGettime(clockid_t clock_id,
39                           NONNULL struct timespec* tspec) const;
40
41  // See android_get_control_socket().
42  virtual int GetControlSocket(const char* socket_name);
43
44  // See nanosleep().
45  virtual int Nanosleep(NONNULL const struct timespec* req,
46                        struct timespec* rem);
47
48  // See recv().
49  virtual ssize_t Recv(int sockfd, void* buf, size_t buflen, int flags);
50
51  // See write().
52  virtual ssize_t Write(int fd, const void* buf, size_t buflen);
53
54 private:
55  DISALLOW_COPY_AND_ASSIGN(RawOs);
56};
57
58}  // namespace wifilogd
59}  // namespace android
60
61#endif  // RAW_OS_H_
62