libmsx/mem__rw_8h_source.html

// -*- coding: utf-8-unix -*-

/*

 * Copyright (c) 2021-2024 Daishi Mori (mori0091)

 *

 * This software is released under the MIT License.\n

 * See https://github.com/mori0091/libmsx/blob/main/LICENSE

 *

 * GitHub libmsx project\n

 * https://github.com/mori0091/libmsx

 */

#ifndef MEM_RW_H_

#define MEM_RW_H_


#include <stdbool.h>

#include <stddef.h>

#include <stdint.h>


bool mem_is_opened(void);


void mem_open(uint8_t * loc);


void mem_close(void);


void mem_dup(uint16_t offset, size_t len);


uint8_t * mem_ptr(void);


bool mem_is_in_free_area(uint8_t * p, size_t len);


void mem_write_chunk(const uint8_t * src, size_t len);


void mem_read_chunk(uint8_t * dst, size_t len);


void mem_write_byte(uint8_t x);


uint8_t mem_read_byte(void);


#endif // MEM_RW_H_

mem_is_opened
bool mem_is_opened(void)
Tests whether ROM/RAM accessor is opened or not.

mem_ptr
uint8_t * mem_ptr(void)
Get current position of ROM/RAM accessor.

mem_close
void mem_close(void)
Close ROM/RAM accessor.

mem_read_chunk
void mem_read_chunk(uint8_t *dst, size_t len)
Read a chunk from ROM/RAM.

mem_dup
void mem_dup(uint16_t offset, size_t len)
Duplicate a sequence of bytes beginning at the specified offset in the output stream at the current p...

mem_read_byte
uint8_t mem_read_byte(void)
Read an octet from ROM/RAM.

mem_is_in_free_area
bool mem_is_in_free_area(uint8_t *p, size_t len)
Tests whether the specified range is in free area.

mem_open
void mem_open(uint8_t *loc)
Open ROM/RAM accessor.

mem_write_byte
void mem_write_byte(uint8_t x)
Write an octet to RAM.

mem_write_chunk
void mem_write_chunk(const uint8_t *src, size_t len)
Write a chunk to RAM.