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shadow/lib/atoi/a2i.h
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2024-03-29 14:29:13 -05:00

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1.2 KiB
C

// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
// SPDX-License-Identifier: BSD-3-Clause
#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_H_
#define SHADOW_INCLUDE_LIB_ATOI_A2I_H_
#include <config.h>
#include <errno.h>
#include "atoi/strtoi.h"
#include "atoi/strtou_noneg.h"
#include "attr.h"
ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
inline int a2sl(long *restrict n, const char *s,
char **restrict endp, int base, long min, long max);
ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
inline int a2ul(unsigned long *restrict n, const char *s,
char **restrict endp, int base, unsigned long min, unsigned long max);
inline int
a2sl(long *restrict n, const char *s, char **restrict endp,
int base, long min, long max)
{
int status;
*n = strtoi_(s, endp, base, min, max, &status);
if (status != 0) {
errno = status;
return -1;
}
return 0;
}
inline int
a2ul(unsigned long *restrict n, const char *s, char **restrict endp,
int base, unsigned long min, unsigned long max)
{
int status;
*n = strtou_noneg(s, endp, base, min, max, &status);
if (status != 0) {
errno = status;
return -1;
}
return 0;
}
#endif // include guard