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/********************************************************************************/
/* */
/* Time Utilities */
/* Written by Ken Goldman */
/* IBM Thomas J. Watson Research Center */
/* $Id: tpm_time.c 4648 2011-10-25 19:22:18Z kgoldman $ */
/* */
/* (c) Copyright IBM Corporation 2006, 2010. */
/* */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or without */
/* modification, are permitted provided that the following conditions are */
/* met: */
/* */
/* Redistributions of source code must retain the above copyright notice, */
/* this list of conditions and the following disclaimer. */
/* */
/* Redistributions in binary form must reproduce the above copyright */
/* notice, this list of conditions and the following disclaimer in the */
/* documentation and/or other materials provided with the distribution. */
/* */
/* Neither the names of the IBM Corporation nor the names of its */
/* contributors may be used to endorse or promote products derived from */
/* this software without specific prior written permission. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR */
/* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */
/* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */
/* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, */
/* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY */
/* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE */
/* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
/********************************************************************************/
/* TPM_GetTimeOfDay() calls platform specific code to get the time in seconds and microseconds
*/
#include <stdio.h>
#include "tpm_debug.h"
#include "tpm_error.h"
#include "tpm_time.h"
/* TPM_GetTimeOfDay() gets the current time of day.
Must return TPM_FAIL on error, so that the caller knows to shut down the TPM
*/
#ifdef TPM_POSIX
#include <sys/time.h>
TPM_RESULT TPM_GetTimeOfDay(uint32_t *tv_sec, uint32_t *tv_usec)
{
TPM_RESULT rc = 0;
struct timeval tval;
int irc;
irc = gettimeofday(&tval, NULL ); /* get the time */
if (irc == 0) {
*tv_sec = tval.tv_sec;
*tv_usec = tval.tv_usec;
printf(" TPM_GetTimeOfDay: %d sec %d usec\n",*tv_sec, *tv_usec);
}
else {
printf("TPM_GetTimeOfDay: Error (fatal) getting time of day\n");
rc = TPM_FAIL;
}
return rc;
}
#endif
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