51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
#ifndef FRAMEWORK_CONTAINER_SIMPLERINGBUFFER_H_
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#define FRAMEWORK_CONTAINER_SIMPLERINGBUFFER_H_
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#include <framework/container/RingBufferBase.h>
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#include <stddef.h>
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/**
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* @brief Circular buffer implementation, useful for buffering into data streams.
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* @details Note that the deleteData() has to be called to increment the read pointer
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* @ingroup containers
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*/
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class SimpleRingBuffer: public RingBufferBase<> {
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public:
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SimpleRingBuffer(uint32_t size, bool overwriteOld);
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virtual ~SimpleRingBuffer();
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/**
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* Write to circular buffer and increment write pointer by amount
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* @param data
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* @param amount
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* @return
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*/
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ReturnValue_t writeData(const uint8_t* data, uint32_t amount);
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/**
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* Read from circular buffer at read pointer
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* @param data
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* @param amount
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* @param readRemaining
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* @param trueAmount
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* @return
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*/
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ReturnValue_t readData(uint8_t* data, uint32_t amount, bool readRemaining = false, uint32_t* trueAmount = NULL);
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/**
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* Delete data starting by incrementing read pointer
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* @param amount
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* @param deleteRemaining
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* @param trueAmount
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* @return
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*/
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ReturnValue_t deleteData(uint32_t amount, bool deleteRemaining = false, uint32_t* trueAmount = NULL);
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private:
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// static const uint8_t TEMP_READ_PTR = 1;
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static const uint8_t READ_PTR = 0;
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uint8_t* buffer;
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};
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#endif /* FRAMEWORK_CONTAINER_SIMPLERINGBUFFER_H_ */
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