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71 lines
1.6 KiB
C++
71 lines
1.6 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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#ifndef SRSLTE_PDU_QUEUE_H
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#define SRSLTE_PDU_QUEUE_H
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#include "srslte/common/block_queue.h"
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#include "srslte/common/buffer_pool.h"
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#include "srslte/common/log.h"
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#include "srslte/common/timers.h"
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#include "srslte/mac/pdu.h"
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/* Logical Channel Demultiplexing and MAC CE dissassemble */
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namespace srslte {
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class pdu_queue
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{
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public:
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typedef enum { DCH, BCH, MCH } channel_t;
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class process_callback
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{
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public:
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virtual void process_pdu(uint8_t* buff, uint32_t len, channel_t channel) = 0;
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};
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pdu_queue(uint32_t pool_size = DEFAULT_POOL_SIZE) : pool(pool_size), callback(NULL) {}
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void init(process_callback* callback, log_ref log_h_);
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uint8_t* request(uint32_t len);
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void deallocate(const uint8_t* pdu);
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void push(const uint8_t* ptr, uint32_t len, channel_t channel = DCH);
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bool process_pdus();
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void reset();
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private:
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const static int DEFAULT_POOL_SIZE = 64; // Number of PDU buffers in total
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const static int MAX_PDU_LEN = 150 * 1024 / 8; // ~ 150 Mbps
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typedef struct {
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uint8_t ptr[MAX_PDU_LEN];
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uint32_t len;
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channel_t channel;
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#ifdef SRSLTE_BUFFER_POOL_LOG_ENABLED
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char debug_name[128];
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#endif
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} pdu_t;
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block_queue<pdu_t*> pdu_q;
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buffer_pool<pdu_t> pool;
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process_callback* callback;
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log_ref log_h;
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};
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} // namespace srslte
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#endif // SRSLTE_PDU_QUEUE_H
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