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/*
* Copyright (c) 2022 Yubico AB. All rights reserved.
* Use of this source code is governed by a BSD-style
* license that can be found in the LICENSE file.
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <errno.h>
#include <stdint.h>
#include <stdlib.h>
#include "fido.h"
int
fido_to_uint64(const char *str, int base, uint64_t *out)
{
char *ep;
unsigned long long ull;
errno = 0;
ull = strtoull(str, &ep, base);
if (str == ep || *ep != '\0')
return -1;
else if (ull == ULLONG_MAX && errno == ERANGE)
return -1;
else if (ull > UINT64_MAX)
return -1;
*out = (uint64_t)ull;
return 0;
}
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