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Diffstat (limited to 'src/tpm12/tpm_time.c')
| -rw-r--r-- | src/tpm12/tpm_time.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/tpm12/tpm_time.c b/src/tpm12/tpm_time.c new file mode 100644 index 0000000..3e747f6 --- /dev/null +++ b/src/tpm12/tpm_time.c @@ -0,0 +1,80 @@ +/********************************************************************************/ +/* */ +/* 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 + + |