50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/*******************************************************************************
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* Copyright (c) 2020 IBM Corp.
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*
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v2.0
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* and Eclipse Distribution License v1.0 which accompany this distribution.
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*
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* The Eclipse Public License is available at
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* https://www.eclipse.org/legal/epl-2.0/
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* and the Eclipse Distribution License is available at
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* http://www.eclipse.org/org/documents/edl-v10.php.
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*
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* Contributors:
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* Ian Craggs - initial implementation
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*******************************************************************************/
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#if !defined(MQTTTIME_H)
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#define MQTTTIME_H
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#include <stdint.h>
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#if defined(_WIN32) || defined(_WIN64)
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#include <windows.h>
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#if WINVER >= _WIN32_WINNT_VISTA
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#define START_TIME_TYPE ULONGLONG
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#define START_TIME_ZERO 0
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#else
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#define START_TIME_TYPE DWORD
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#define START_TIME_ZERO 0
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#endif
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#elif defined(AIX)
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#define START_TIME_TYPE struct timespec
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#define START_TIME_ZERO {0, 0}
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#else
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#include <sys/time.h>
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#define START_TIME_TYPE struct timeval
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#define START_TIME_ZERO {0, 0}
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#endif
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#define ELAPSED_TIME_TYPE uint64_t
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#define DIFF_TIME_TYPE int64_t
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void MQTTTime_sleep(ELAPSED_TIME_TYPE milliseconds);
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START_TIME_TYPE MQTTTime_start_clock(void);
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START_TIME_TYPE MQTTTime_now(void);
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ELAPSED_TIME_TYPE MQTTTime_elapsed(START_TIME_TYPE milliseconds);
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DIFF_TIME_TYPE MQTTTime_difftime(START_TIME_TYPE t_new, START_TIME_TYPE t_old);
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#endif
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