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1 /* | 1 /* |
2 * Copyright 2005 The WebRTC Project Authors. All rights reserved. | 2 * Copyright 2005 The WebRTC Project Authors. All rights reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_BASE_TIMEUTILS_H_ | 11 #ifndef WEBRTC_BASE_TIMEUTILS_H_ |
12 #define WEBRTC_BASE_TIMEUTILS_H_ | 12 #define WEBRTC_BASE_TIMEUTILS_H_ |
13 | 13 |
14 #include <ctime> | 14 #include <stdint.h> |
15 #include <time.h> | 15 #include <time.h> |
16 | 16 |
17 #include "webrtc/base/basictypes.h" | 17 #include <ctime> |
18 | 18 |
19 namespace rtc { | 19 namespace rtc { |
20 | 20 |
21 static const int64_t kNumMillisecsPerSec = INT64_C(1000); | 21 static const int64_t kNumMillisecsPerSec = INT64_C(1000); |
22 static const int64_t kNumMicrosecsPerSec = INT64_C(1000000); | 22 static const int64_t kNumMicrosecsPerSec = INT64_C(1000000); |
23 static const int64_t kNumNanosecsPerSec = INT64_C(1000000000); | 23 static const int64_t kNumNanosecsPerSec = INT64_C(1000000000); |
24 | 24 |
25 static const int64_t kNumMicrosecsPerMillisec = | 25 static const int64_t kNumMicrosecsPerMillisec = |
26 kNumMicrosecsPerSec / kNumMillisecsPerSec; | 26 kNumMicrosecsPerSec / kNumMillisecsPerSec; |
27 static const int64_t kNumNanosecsPerMillisec = | 27 static const int64_t kNumNanosecsPerMillisec = |
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117 // Note that this function obeys the system's idea about what the time | 117 // Note that this function obeys the system's idea about what the time |
118 // is. It is not guaranteed to be monotonic; it will jump in case the | 118 // is. It is not guaranteed to be monotonic; it will jump in case the |
119 // system time is changed, e.g., by some other process calling | 119 // system time is changed, e.g., by some other process calling |
120 // settimeofday. Always use rtc::TimeMicros(), not this function, for | 120 // settimeofday. Always use rtc::TimeMicros(), not this function, for |
121 // measuring time intervals and timeouts. | 121 // measuring time intervals and timeouts. |
122 int64_t TimeUTCMicros(); | 122 int64_t TimeUTCMicros(); |
123 | 123 |
124 } // namespace rtc | 124 } // namespace rtc |
125 | 125 |
126 #endif // WEBRTC_BASE_TIMEUTILS_H_ | 126 #endif // WEBRTC_BASE_TIMEUTILS_H_ |
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