riscv-openocd/src/flash/common.c

// SPDX-License-Identifier: GPL-2.0-or-later

/***************************************************************************
 *   Copyright (C) 2009 by Zachary T Welch <zw@superlucidity.net>          *
 ***************************************************************************/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "common.h"
#include <helper/log.h>

unsigned get_flash_name_index(const char *name)
{
	const char *name_index = strrchr(name, '.');
	if (!name_index)
		return 0;
	if (name_index[1] < '0' || name_index[1] > '9')
		return ~0U;
	unsigned requested;
	int retval = parse_uint(name_index + 1, &requested);
	/* detect parsing error by forcing past end of bank list */
	return (retval == ERROR_OK) ? requested : ~0U;
}

bool flash_driver_name_matches(const char *name, const char *expected)
{
	unsigned blen = strlen(name);
	/* only match up to the length of the driver name... */
	if (strncmp(name, expected, blen) != 0)
		return false;

	/* ...then check that name terminates at this spot. */
	return expected[blen] == '.' || expected[blen] == '\0';
}