14a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/*---------------------------------------------------------------------------* 24a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * ptimestamp.h * 34a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 44a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Copyright 2007, 2008 Nuance Communciations, Inc. * 54a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 64a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the 'License'); * 74a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * you may not use this file except in compliance with the License. * 84a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 94a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * You may obtain a copy of the License at * 104a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 * 114a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 124a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Unless required by applicable law or agreed to in writing, software * 134a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * distributed under the License is distributed on an 'AS IS' BASIS, * 144a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * 154a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * See the License for the specific language governing permissions and * 164a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * limitations under the License. * 174a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 184a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *---------------------------------------------------------------------------*/ 194a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 204a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifndef PTIMESTAMP_H 214a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define PTIMESTAMP_H 224a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 234a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 244a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 254a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include <time.h> 264a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "PortPrefix.h" 274a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "ptypes.h" 284a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 294a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 304a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @addtogroup PTimeStampModule PTimeStamp API functions 314a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * 324a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @{ 334a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 344a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 354a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 364a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Time stamp structure with two fields: seconds and milliseconds. The secs 374a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * field represent the number of seconds since January 1st 1970, 00:00:00 UTC. 384a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * msecs represent the number of milliseconds within that second. 394a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project **/ 404a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Projecttypedef struct PTimeStamp_t 414a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 424a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project /** 434a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Seconds component of timestamp. 444a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 454a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project time_t secs; 464a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 474a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project /** 484a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Milliseconds component of timestamp. 494a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 504a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project asr_uint16_t msecs; 514a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 524a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectPTimeStamp; 534a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 544a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 554a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Sets the time stamp to represent current time. Sets both secs field and 564a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * msecs field to 0 if platform does not support it. 574a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project **/ 584a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectPORTABLE_API void PTimeStampSet(PTimeStamp *timestamp); 594a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 604a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 614a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Returns the difference between two timestamps, in terms of milliseconds. 624a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * 634a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @param a First timestamp 644a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @param b Second timestamp 654a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @return a - b 664a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 674a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectPORTABLE_API int PTimeStampDiff(const PTimeStamp *a, const PTimeStamp *b); 684a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 694a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 704a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * @} 714a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 724a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 734a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 744a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 75