diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/lib/time_utils.c | 144 |
2 files changed, 0 insertions, 145 deletions
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt index 973c2458..e7e07802 100644 --- a/src/lib/CMakeLists.txt +++ b/src/lib/CMakeLists.txt @@ -206,7 +206,6 @@ set(SOURCE_FILES_COMMON shm_rbuff.c shm_rdrbuff.c sockets.c - time_utils.c tpm.c utils.c ) diff --git a/src/lib/time_utils.c b/src/lib/time_utils.c deleted file mode 100644 index 0701e2d3..00000000 --- a/src/lib/time_utils.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Ouroboros - Copyright (C) 2016 - 2018 - * - * Time utilities - * - * Dimitri Staessens <dimitri.staessens@ugent.be> - * Sander Vrijders <sander.vrijders@ugent.be> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * version 2.1 as published by the Free Software Foundation. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., http://www.fsf.org/about/contact/. - */ - -#define _POSIX_C_SOURCE 199309L - -#include <ouroboros/time_utils.h> -#include <stddef.h> - -/* functions for timespecs */ - -/* add intv to t and store it in res*/ -int ts_add(const struct timespec * t, - const struct timespec * intv, - struct timespec * res) -{ - time_t nanos = 0; - - if (t == NULL || intv == NULL || res == NULL) - return -1; - - nanos = t->tv_nsec + intv->tv_nsec; - - res->tv_sec = t->tv_sec + intv->tv_sec; - while (nanos >= BILLION) { - nanos -= BILLION; - ++(res->tv_sec); - } - - res->tv_nsec = nanos; - - return 0; -} - -/* subtract intv from t and stores it in res */ -int ts_diff(const struct timespec * t, - const struct timespec * intv, - struct timespec * res) -{ - time_t nanos = 0; - - if (t == NULL || intv == NULL || res == NULL) - return -1; - - nanos = t->tv_nsec - intv->tv_nsec; - - res->tv_sec = t->tv_sec - intv->tv_sec; - while (nanos < 0) { - nanos += BILLION; - --(res->tv_sec); - } - res->tv_nsec = nanos; - - return 0; -} - -/* functions for timevals */ - -/* add intv to t and store it in res*/ -int tv_add(const struct timeval * t, - const struct timeval * intv, - struct timeval * res) -{ - time_t micros = 0; - - if (t == NULL || intv == NULL || res == NULL) - return -1; - - micros = t->tv_usec + intv->tv_usec; - - res->tv_sec = t->tv_sec + intv->tv_sec; - while (micros >= MILLION) { - micros -= MILLION; - ++(res->tv_sec); - } - res->tv_usec = micros; - - return 0; -} - -/* subtract intv from t and stores it in res */ -int tv_diff(const struct timeval * t, - const struct timeval * intv, - struct timeval * res) -{ - time_t micros = 0; - - if (t == NULL || intv == NULL || res == NULL) - return -1; - - micros = t->tv_usec - intv->tv_usec; - - res->tv_sec = t->tv_sec - intv->tv_sec; - while (micros < 0) { - micros += MILLION; - --(res->tv_sec); - } - res->tv_usec = micros; - - return 0; -} - -int tv_to_ts(const struct timeval * src, - struct timespec * dst) -{ - if (src == NULL || dst == NULL) - return -1; - - dst->tv_sec = src->tv_sec; - dst->tv_nsec = src->tv_usec * 1000L; - - return 0; -} - -/* copying a timespec into a timeval (loss of resolution) */ -int ts_to_tv(const struct timespec * src, - struct timeval * dst) -{ - if (src == NULL || dst == NULL) - return -1; - - dst->tv_sec = src->tv_sec; - dst->tv_usec = src->tv_nsec / 1000L; - - return 0; -} |