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/* vi: set sw=4 ts=4: */
/*
* ascii-to-numbers implementations for busybox
*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
#define type long long
#define xstrtou(rest) xstrtoull##rest
#define xstrto(rest) xstrtoll##rest
#define xatou(rest) xatoull##rest
#define xato(rest) xatoll##rest
#define XSTR_UTYPE_MAX ULLONG_MAX
#define XSTR_TYPE_MAX LLONG_MAX
#define XSTR_TYPE_MIN LLONG_MIN
#define XSTR_STRTOU strtoull
#include "xatonum_template.c"
#undef type
#undef xstrtou
#undef xstrto
#undef xatou
#undef xato
#undef XSTR_UTYPE_MAX
#undef XSTR_TYPE_MAX
#undef XSTR_TYPE_MIN
#undef XSTR_STRTOU
#if ULONG_MAX != ULLONG_MAX
#define type long
#define xstrtou(rest) xstrtoul##rest
#define xstrto(rest) xstrtol##rest
#define xatou(rest) xatoul##rest
#define xato(rest) xatol##rest
#define XSTR_UTYPE_MAX ULONG_MAX
#define XSTR_TYPE_MAX LONG_MAX
#define XSTR_TYPE_MIN LONG_MIN
#define XSTR_STRTOU strtoul
#include "xatonum_template.c"
#undef type
#undef xstrtou
#undef xstrto
#undef xatou
#undef xato
#undef XSTR_UTYPE_MAX
#undef XSTR_TYPE_MAX
#undef XSTR_TYPE_MIN
#undef XSTR_STRTOU
#endif
#if UINT_MAX != ULONG_MAX
extern inline unsigned bb_strtoui(const char *str, char **end, int b)
{
unsigned long v = strtoul(str, end, b);
if (v > UINT_MAX) {
errno = ERANGE;
return UINT_MAX;
}
return v;
}
#define type int
#define xstrtou(rest) xstrtou##rest
#define xstrto(rest) xstrtoi##rest
#define xatou(rest) xatou##rest
#define xato(rest) xatoi##rest
#define XSTR_UTYPE_MAX UINT_MAX
#define XSTR_TYPE_MAX INT_MAX
#define XSTR_TYPE_MIN INT_MIN
/* libc has no strtoui, so we need to create/use our own */
#define XSTR_STRTOU bb_strtoui
#include "xatonum_template.c"
#undef type
#undef xstrtou
#undef xstrto
#undef xatou
#undef xato
#undef XSTR_UTYPE_MAX
#undef XSTR_TYPE_MAX
#undef XSTR_TYPE_MIN
#undef XSTR_STRTOU
#endif
/* A few special cases */
int xatoi_u(const char *numstr)
{
return xatou_range(numstr, 0, INT_MAX);
}
uint32_t xatou32(const char *numstr)
{
return xatoul_range(numstr, 0, 0xffffffff);
}
uint16_t xatou16(const char *numstr)
{
return xatou_range(numstr, 0, 0xffff);
}
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