52 lines
2.1 KiB
C
52 lines
2.1 KiB
C
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/*! \page License
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* Copyright (C) 2009, H&D Wireless AB All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The name of H&D Wireless AB may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY H&D WIRELESS AB ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
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* SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TIMER_H
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#define TIMER_H
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#include <stdint.h>
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enum {
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TIMEOUT_ONESHOT,
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TIMEOUT_PERIODIC
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};
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#define INVALID_TIMER_ID 0xFFFFFFFF
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/* Handle timer overflows. Return 1 if the interval has passed. */
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int timer_interval_passed(uint32_t old, uint32_t new, uint32_t diff);
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void timer_tick();
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void timer_init(void (*tick_isr) (void* ctx), void* ctx);
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void timer_poll(void);
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void timer_delay(uint32_t ms);
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uint32_t timer_sched_timeout_cb(uint32_t ms, uint8_t type, void (*cb)(void *ctx), void* ctx);
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uint32_t timer_mod(uint32_t id, uint32_t ms, uint8_t type, void (*cb)(void *ctx), void* ctx);
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void timer_cancel_timeout(uint32_t id);
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uint32_t timer_get_ms(void);
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#endif
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