mirror of
https://github.com/sheumann/hush.git
synced 2024-08-16 09:29:16 +00:00
158 lines
5.8 KiB
C
158 lines
5.8 KiB
C
/* 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.
|
|
*/
|
|
|
|
/* Provides extern declarations of functions */
|
|
#define DECLARE_STR_CONV(type, T, UT) \
|
|
\
|
|
unsigned type xstrto##UT##_range_sfx(const char *str, int b, unsigned type l, unsigned type u, const struct suffix_mult *sfx); \
|
|
unsigned type xstrto##UT##_range(const char *str, int b, unsigned type l, unsigned type u); \
|
|
unsigned type xstrto##UT##_sfx(const char *str, int b, const struct suffix_mult *sfx); \
|
|
unsigned type xstrto##UT(const char *str, int b); \
|
|
unsigned type xato##UT##_range_sfx(const char *str, unsigned type l, unsigned type u, const struct suffix_mult *sfx); \
|
|
unsigned type xato##UT##_range(const char *str, unsigned type l, unsigned type u); \
|
|
unsigned type xato##UT##_sfx(const char *str, const struct suffix_mult *sfx); \
|
|
unsigned type xato##UT(const char *str); \
|
|
type xstrto##T##_range_sfx(const char *str, int b, type l, type u, const struct suffix_mult *sfx) ;\
|
|
type xstrto##T##_range(const char *str, int b, type l, type u); \
|
|
type xato##T##_range_sfx(const char *str, type l, type u, const struct suffix_mult *sfx); \
|
|
type xato##T##_range(const char *str, type l, type u); \
|
|
type xato##T##_sfx(const char *str, const struct suffix_mult *sfx); \
|
|
type xato##T(const char *str); \
|
|
|
|
/* Unsigned long long functions always exist */
|
|
DECLARE_STR_CONV(long long, ll, ull)
|
|
|
|
|
|
/* Provides extern inline definitions of functions */
|
|
/* (useful for mapping them to the type of the same width) */
|
|
#define DEFINE_EQUIV_STR_CONV(narrow, N, W, UN, UW) \
|
|
\
|
|
extern inline \
|
|
unsigned narrow xstrto##UN##_range_sfx(const char *str, int b, unsigned narrow l, unsigned narrow u, const struct suffix_mult *sfx) \
|
|
{ return xstrto##UW##_range_sfx(str, b, l, u, sfx); } \
|
|
extern inline \
|
|
unsigned narrow xstrto##UN##_range(const char *str, int b, unsigned narrow l, unsigned narrow u) \
|
|
{ return xstrto##UW##_range(str, b, l, u); } \
|
|
extern inline \
|
|
unsigned narrow xstrto##UN##_sfx(const char *str, int b, const struct suffix_mult *sfx) \
|
|
{ return xstrto##UW##_sfx(str, b, sfx); } \
|
|
extern inline \
|
|
unsigned narrow xstrto##UN(const char *str, int b) \
|
|
{ return xstrto##UW(str, b); } \
|
|
extern inline \
|
|
unsigned narrow xato##UN##_range_sfx(const char *str, unsigned narrow l, unsigned narrow u, const struct suffix_mult *sfx) \
|
|
{ return xato##UW##_range_sfx(str, l, u, sfx); } \
|
|
extern inline \
|
|
unsigned narrow xato##UN##_range(const char *str, unsigned narrow l, unsigned narrow u) \
|
|
{ return xato##UW##_range(str, l, u); } \
|
|
extern inline \
|
|
unsigned narrow xato##UN##_sfx(const char *str, const struct suffix_mult *sfx) \
|
|
{ return xato##UW##_sfx(str, sfx); } \
|
|
extern inline \
|
|
unsigned narrow xato##UN(const char *str) \
|
|
{ return xato##UW(str); } \
|
|
extern inline \
|
|
narrow xstrto##N##_range_sfx(const char *str, int b, narrow l, narrow u, const struct suffix_mult *sfx) \
|
|
{ return xstrto##W##_range_sfx(str, b, l, u, sfx); } \
|
|
extern inline \
|
|
narrow xstrto##N##_range(const char *str, int b, narrow l, narrow u) \
|
|
{ return xstrto##W##_range(str, b, l, u); } \
|
|
extern inline \
|
|
narrow xato##N##_range_sfx(const char *str, narrow l, narrow u, const struct suffix_mult *sfx) \
|
|
{ return xato##W##_range_sfx(str, l, u, sfx); } \
|
|
extern inline \
|
|
narrow xato##N##_range(const char *str, narrow l, narrow u) \
|
|
{ return xato##W##_range(str, l, u); } \
|
|
extern inline \
|
|
narrow xato##N##_sfx(const char *str, const struct suffix_mult *sfx) \
|
|
{ return xato##W##_sfx(str, sfx); } \
|
|
extern inline \
|
|
narrow xato##N(const char *str) \
|
|
{ return xato##W(str); } \
|
|
|
|
/* If long == long long, then just map them one-to-one */
|
|
#if ULONG_MAX == ULLONG_MAX
|
|
DEFINE_EQUIV_STR_CONV(long, l, ll, ul, ull)
|
|
#else
|
|
/* Else provide extern defs */
|
|
DECLARE_STR_CONV(long, l, ul)
|
|
#endif
|
|
|
|
/* Same for int -> [long] long */
|
|
#if UINT_MAX == ULLONG_MAX
|
|
DEFINE_EQUIV_STR_CONV(int, i, ll, u, ull)
|
|
#elif UINT_MAX == ULONG_MAX
|
|
DEFINE_EQUIV_STR_CONV(int, i, l, u, ul)
|
|
#else
|
|
DECLARE_STR_CONV(int, i, u)
|
|
#endif
|
|
|
|
/* Specialized */
|
|
|
|
int BUG_xatou32_unimplemented(void);
|
|
extern inline uint32_t xatou32(const char *numstr)
|
|
{
|
|
if (UINT_MAX == 0xffffffff)
|
|
return xatou(numstr);
|
|
if (ULONG_MAX == 0xffffffff)
|
|
return xatoul(numstr);
|
|
return BUG_xatou32_unimplemented();
|
|
}
|
|
|
|
/* Non-aborting kind of convertors */
|
|
|
|
unsigned long long bb_strtoull(const char *arg, char **endp, int base);
|
|
long long bb_strtoll(const char *arg, char **endp, int base);
|
|
|
|
#if ULONG_MAX == ULLONG_MAX
|
|
extern inline
|
|
unsigned long bb_strtoul(const char *arg, char **endp, int base)
|
|
{ return bb_strtoull(arg, endp, base); }
|
|
extern inline
|
|
unsigned long bb_strtol(const char *arg, char **endp, int base)
|
|
{ return bb_strtoll(arg, endp, base); }
|
|
#else
|
|
unsigned long bb_strtoul(const char *arg, char **endp, int base);
|
|
long bb_strtol(const char *arg, char **endp, int base);
|
|
#endif
|
|
|
|
#if UINT_MAX == ULLONG_MAX
|
|
extern inline
|
|
unsigned long bb_strtou(const char *arg, char **endp, int base)
|
|
{ return bb_strtoull(arg, endp, base); }
|
|
extern inline
|
|
unsigned long bb_strtoi(const char *arg, char **endp, int base)
|
|
{ return bb_strtoll(arg, endp, base); }
|
|
#elif UINT_MAX == ULONG_MAX
|
|
extern inline
|
|
unsigned long bb_strtou(const char *arg, char **endp, int base)
|
|
{ return bb_strtoul(arg, endp, base); }
|
|
extern inline
|
|
unsigned long bb_strtoi(const char *arg, char **endp, int base)
|
|
{ return bb_strtol(arg, endp, base); }
|
|
#else
|
|
unsigned long bb_strtou(const char *arg, char **endp, int base);
|
|
long bb_strtoi(const char *arg, char **endp, int base);
|
|
#endif
|
|
|
|
int BUG_bb_strtou32_unimplemented(void);
|
|
extern inline
|
|
uint32_t bb_strtou32(const char *arg, char **endp, int base)
|
|
{
|
|
if (sizeof(uint32_t) == sizeof(unsigned))
|
|
return bb_strtou(arg, endp, base);
|
|
if (sizeof(uint32_t) == sizeof(unsigned long))
|
|
return bb_strtoul(arg, endp, base);
|
|
return BUG_bb_strtou32_unimplemented();
|
|
}
|
|
|
|
/* Floating point */
|
|
|
|
/* double bb_strtod(const char *arg, char **endp); */
|