memory.c

/**
 * @file 	:	memory.c
 * @author 	:	Srinidhi G
 * @brief 	:	This file implements all the functions in memory.h
 * @version	:	1.0
 * @date 	:	2023-01-24
 * 
 * @copyright Copyright (c) 2023
 * 
 */

#include "memory.h"

void initialise_partition(partition_t *partition, uint32_t start_b,uint32_t end_b) {
	partition->start_block = start_b;
	partition->end_block = end_b;
	partition->read_pointer = start_b;
	partition->write_pointer = start_b;
}

uint8_t store_data(partition_t *partition,uint8_t *data) {
	if((partition->write_pointer >= partition->end_block) || (partition->write_pointer < partition->start_block)) {
		return 1;
	}

	if(SD_Write(partition->write_pointer * 512,data) == 0) {
		partition->write_pointer++;
		return 0;
	}

	return 1;
}

uint8_t read_data(partition_t *partition,uint8_t *data) {
	if((partition->read_pointer >= partition->write_pointer) || (partition->read_pointer < partition->start_block)) {
		return 1;
	}

	if(SD_Read(partition->read_pointer * 512,data) == 0) {
		partition->read_pointer++;
		return 0;
	}

	return 1;
}