40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/* Copyright 2013-2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __RTC_H
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#define __RTC_H
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#include <time-utils.h>
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/*
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* Update the cache to the current time as specified by tm.
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*/
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void rtc_cache_update(struct tm *tm);
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/*
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* Get the current time based on the cache. If the cache is valid the result
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* is returned in tm and the function returns 0. Otherwise returns -1.
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*/
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int rtc_cache_get(struct tm *tm);
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/*
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* Same as the previous function except the result is returned as an OPAL
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* datetime.
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*/
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int rtc_cache_get_datetime(uint32_t *year_month_day,
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uint64_t *hour_minute_second_millisecond);
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#endif
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