ENTS-tock
Environmental NeTworked Sensor firmware on Tock OS
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fifo.c File Reference
#include "fifo.h"

Go to the source code of this file.

Functions

fram_status fifo_put (const uint8_t *data, const uint8_t num_bytes)
 Puts a measurement into the circular buffer.
 
fram_status fifo_get (uint8_t *data, uint8_t *len)
 Reads a measurement from the queue.
 
fram_status fifo_peek (size_t idx, uint8_t *data, uint8_t *len)
 Peeks at the next measurement in the buffer without removing it.
 
fram_status fifo_drop (void)
 Drops the next measurement in the buffer.
 
uint16_t fifo_buffer_len (void)
 Get the current number of measurements stored in the buffer.
 
fram_status fifo_buffer_clear (void)
 Clears the buffer.
 
fram_status fifo_save_buffer_state (void)
 Saves the buffer state (read address, write address, and buffer length) to FRAM.
 
fram_status fifo_load_buffer_state (void)
 Loads the buffer state (read address, write address, and buffer length) from FRAM.
 
fram_status fifo_init (void)
 Initializes the buffer.
 
int fifo_size (void)
 Gets the total number of bytes in the buffer.