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author | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 13:58:15 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 13:58:15 +0100 |
commit | 4aca87515a5083ae0e31ce3177189fd43b6d05ac (patch) | |
tree | 7b1d9a31393ca090757dc6f0d3859b4fcd93f271 /release/src/router/busybox/libbb/xatonum.c | |
parent | 008d0be72b2f160382c6e880765e96b64a050c65 (diff) | |
download | tomato-4aca87515a5083ae0e31ce3177189fd43b6d05ac.tar.gz tomato-4aca87515a5083ae0e31ce3177189fd43b6d05ac.tar.bz2 |
patch to Vanilla Tomato 1.28
Diffstat (limited to 'release/src/router/busybox/libbb/xatonum.c')
-rw-r--r-- | release/src/router/busybox/libbb/xatonum.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/release/src/router/busybox/libbb/xatonum.c b/release/src/router/busybox/libbb/xatonum.c new file mode 100644 index 00000000..3cdf6342 --- /dev/null +++ b/release/src/router/busybox/libbb/xatonum.c @@ -0,0 +1,70 @@ +/* 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" + +#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" +#endif + +#if UINT_MAX != ULONG_MAX +static ALWAYS_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" +#endif + +/* A few special cases */ + +int FAST_FUNC xatoi_u(const char *numstr) +{ + return xatou_range(numstr, 0, INT_MAX); +} + +uint16_t FAST_FUNC xatou16(const char *numstr) +{ + return xatou_range(numstr, 0, 0xffff); +} |