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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
*/
#include <config.h>
#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <LongBow/runtime.h>
#include <parc/algol/parc_Object.h>
#include <ccnx/common/ccnx_TimeStamp.h>
#include <parc/algol/parc_Memory.h>
struct ccnx_timestamp {
struct timespec timespec;
};
static void
_Destroy(CCNxTimeStamp **timeStampPtr)
{
}
parcObject_ExtendPARCObject(CCNxTimeStamp, _Destroy, ccnxTimeStamp_Copy,
ccnxTimeStamp_ToString, ccnxTimeStamp_Equals, NULL, NULL, NULL);
parcObject_ImplementAcquire(ccnxTimeStamp, CCNxTimeStamp);
parcObject_ImplementRelease(ccnxTimeStamp, CCNxTimeStamp);
void
ccnxTimeStamp_AssertValid(const CCNxTimeStamp *timeStamp)
{
assertNotNull(timeStamp, "Parameter must be a pointer to a CCNxTimeStamp structure.");
}
CCNxTimeStamp *
ccnxTimeStamp_CreateFromCurrentUTCTime(void)
{
struct timeval timeval;
gettimeofday(&timeval, NULL);
struct timespec timespec;
timespec.tv_sec = timeval.tv_sec;
timespec.tv_nsec = timeval.tv_usec * 1000;
return ccnxTimeStamp_CreateFromTimespec(×pec);
}
CCNxTimeStamp *
ccnxTimeStamp_CreateFromTimespec(const struct timespec *timespec)
{
CCNxTimeStamp *result = parcObject_CreateInstance(CCNxTimeStamp);
result->timespec.tv_sec = timespec->tv_sec;
result->timespec.tv_nsec = timespec->tv_nsec;
return result;
}
struct timespec
ccnxTimeStamp_AsTimespec(const CCNxTimeStamp *timeStamp)
{
ccnxTimeStamp_AssertValid(timeStamp);
return timeStamp->timespec;
}
CCNxTimeStamp *
ccnxTimeStamp_CreateFromNanosecondsSinceEpoch(uint64_t nanos)
{
struct timespec timespec = { .tv_sec = nanos / 1000000000, .tv_nsec = (nanos % 1000000000) };
return ccnxTimeStamp_CreateFromTimespec(×pec);
}
CCNxTimeStamp *
ccnxTimeStamp_CreateFromMillisecondsSinceEpoch(uint64_t millis)
{
struct timespec timespec = { .tv_sec = millis / 1000, .tv_nsec = (millis % 1000) * 1000000 };
return ccnxTimeStamp_CreateFromTimespec(×pec);
}
bool
ccnxTimeStamp_Equals(const CCNxTimeStamp *timeStampA, const CCNxTimeStamp *timeStampB)
{
if (timeStampA == timeStampB) {
return true;
}
if (timeStampA == NULL || timeStampB == NULL) {
return false;
}
if (timeStampA->timespec.tv_sec == timeStampB->timespec.tv_sec) {
if (timeStampA->timespec.tv_nsec == timeStampB->timespec.tv_nsec) {
return true;
}
}
return false;
}
uint64_t
ccnxTimeStamp_AsNanoSeconds(const CCNxTimeStamp *timeStamp)
{
ccnxTimeStamp_AssertValid(timeStamp);
uint64_t result = timeStamp->timespec.tv_sec * 1000000000ULL + timeStamp->timespec.tv_nsec;
return result;
}
char *
ccnxTimeStamp_ToString(const CCNxTimeStamp *timeStamp)
{
if (timeStamp == NULL) {
return parcMemory_StringDuplicate("NULL", 4);
}
char *string;
int failure = asprintf(&string, "%ld.%ld", timeStamp->timespec.tv_sec, timeStamp->timespec.tv_nsec);
assertTrue(failure > -1, "Error asprintf");
char *result = parcMemory_StringDuplicate(string, strlen(string));
free(string);
return result;
}
CCNxTimeStamp *
ccnxTimeStamp_Copy(const CCNxTimeStamp *timeStamp)
{
ccnxTimeStamp_AssertValid(timeStamp);
return ccnxTimeStamp_CreateFromTimespec(&timeStamp->timespec);
}
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