1 /* vi: set sw=4 ts=4: */
3 * ascii-to-numbers implementations for busybox
5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
7 * Licensed under GPLv2, see file LICENSE in this tarball for details.
12 #define type long long
13 #define xstrtou(rest) xstrtoull##rest
14 #define xstrto(rest) xstrtoll##rest
15 #define xatou(rest) xatoull##rest
16 #define xato(rest) xatoll##rest
17 #define XSTR_UTYPE_MAX ULLONG_MAX
18 #define XSTR_TYPE_MAX LLONG_MAX
19 #define XSTR_TYPE_MIN LLONG_MIN
20 #define XSTR_STRTOU strtoull
21 #include "xatonum_template.c"
32 #if ULONG_MAX != ULLONG_MAX
34 #define xstrtou(rest) xstrtoul##rest
35 #define xstrto(rest) xstrtol##rest
36 #define xatou(rest) xatoul##rest
37 #define xato(rest) xatol##rest
38 #define XSTR_UTYPE_MAX ULONG_MAX
39 #define XSTR_TYPE_MAX LONG_MAX
40 #define XSTR_TYPE_MIN LONG_MIN
41 #define XSTR_STRTOU strtoul
42 #include "xatonum_template.c"
54 #if UINT_MAX != ULONG_MAX
55 extern inline unsigned bb_strtoui(const char *str, char **end, int b)
57 unsigned long v = strtoul(str, end, b);
65 #define xstrtou(rest) xstrtou##rest
66 #define xstrto(rest) xstrtoi##rest
67 #define xatou(rest) xatou##rest
68 #define xato(rest) xatoi##rest
69 #define XSTR_UTYPE_MAX UINT_MAX
70 #define XSTR_TYPE_MAX INT_MAX
71 #define XSTR_TYPE_MIN INT_MIN
72 /* libc has no strtoui, so we need to create/use our own */
73 #define XSTR_STRTOU bb_strtoui
74 #include "xatonum_template.c"
86 /* A few special cases */
88 int xatoi_u(const char *numstr)
90 return xatou_range(numstr, 0, INT_MAX);
93 uint32_t xatou32(const char *numstr)
95 return xatoul_range(numstr, 0, 0xffffffff);
98 uint16_t xatou16(const char *numstr)
100 return xatou_range(numstr, 0, 0xffff);