view simtool/writecmd.c @ 1:2071b28cd0c7

simtool: first refactored version
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 11 Feb 2021 23:04:28 +0000
parents
children 702c2c40e51a
line wrap: on
line source

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include "curfile.h"

cmd_update_bin(argc, argv)
	char **argv;
{
	unsigned offset, len;
	u_char data[255];
	int rc;

	offset = strtoul(argv[1], 0, 0);
	if (offset > 0xFFFF) {
		fprintf(stderr, "error: offset argument is out of range\n");
		return(-1);
	}
	rc = read_hex_data_file(argv[2], data);
	if (rc < 0)
		return(rc);
	len = rc;
	return update_bin_op(offset, data, len);
}

cmd_update_bin_imm(argc, argv)
	char **argv;
{
	unsigned offset, len;
	u_char data[255];
	int rc;

	offset = strtoul(argv[1], 0, 0);
	if (offset > 0xFFFF) {
		fprintf(stderr, "error: offset argument is out of range\n");
		return(-1);
	}
	rc = decode_hex_data_from_string(argv[2], data, 1, 255);
	if (rc < 0)
		return(rc);
	len = rc;
	return update_bin_op(offset, data, len);
}

cmd_update_rec(argc, argv)
	char **argv;
{
	unsigned recno;
	u_char data[255];
	int rc;

	recno = strtoul(argv[1], 0, 0);
	if (recno < 1 || recno > 255) {
		fprintf(stderr,
			"error: record number argument is out of range\n");
		return(-1);
	}
	rc = read_hex_data_file(argv[2], data);
	if (rc < 0)
		return(rc);
	if (rc != curfile_record_len) {
		fprintf(stderr, "error: hex data length != EF record length\n");
		return(-1);
	}
	return update_rec_op(recno, 0x04, data, curfile_record_len);
}