diff options
author | Romain Forlot <romain.forlot@iot.bzh> | 2017-03-06 22:28:50 +0100 |
---|---|---|
committer | Romain Forlot <romain.forlot@iot.bzh> | 2017-03-16 17:05:17 +0100 |
commit | de8fb10e1d8e98a85dfba6fc8966266dbf5e42c6 (patch) | |
tree | 0eab1a766f80b7498d63fb8ecd36486c13b633a2 /src/utils/timer.hpp | |
parent | 4fd376fac5b1d47eed3f22467ae5b5e35f1ec610 (diff) |
Beginning of work on obd2 object and
files reorganization.
Change-Id: Idaa7ad05c45d734ce771506fd6e41f1a09a6ac66
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src/utils/timer.hpp')
-rw-r--r-- | src/utils/timer.hpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/utils/timer.hpp b/src/utils/timer.hpp new file mode 100644 index 00000000..7d0e4669 --- /dev/null +++ b/src/utils/timer.hpp @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2015, 2016 "IoT.bzh" + * Author "Romain Forlot" <romain.forlot@iot.bzh> + * + * 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. + */ + +#pragma once + +#include <sys/timeb.h> + +/* + * @brief return epoch in milliseconds + * + * @return long long int epoch in milliseconds + */ +typedef long long int (*TimeFunction)(); + +/** + * @struct FrequencyClock + * @brief A frequency counting clock. + * + * @var FrequencyClock::frequency + * the clock frequency in Hz. + * @var FrequencyClock::last_time + * the last time (in milliseconds since startup) that the clock + * ticked. + * @var FrequencyClock::time_function + * a function returning current time + */ +typedef struct { + float frequency; + unsigned long lastTick; + TimeFunction timeFunction; +} FrequencyClock;
\ No newline at end of file |