387 lines
14 KiB
C
387 lines
14 KiB
C
// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
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// SPDX-License-Identifier: BSD-3-Clause
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#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_H_
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#define SHADOW_INCLUDE_LIB_ATOI_A2I_H_
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#include <config.h>
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#include <errno.h>
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#include "atoi/strtoi.h"
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#include "atoi/strtou_noneg.h"
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#include "attr.h"
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/*
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* See the manual of these macros in liba2i's documentation:
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* <http://www.alejandro-colomar.es/share/dist/liba2i/git/HEAD/liba2i-HEAD.pdf>
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*/
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#define a2i(TYPE, n, s, ...) \
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( \
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_Generic((void (*)(TYPE, typeof(s))) 0, \
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void (*)(short, const char *): a2sh_c, \
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void (*)(short, const void *): a2sh_c, \
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void (*)(short, char *): a2sh_nc, \
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void (*)(short, void *): a2sh_nc, \
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void (*)(int, const char *): a2si_c, \
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void (*)(int, const void *): a2si_c, \
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void (*)(int, char *): a2si_nc, \
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void (*)(int, void *): a2si_nc, \
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void (*)(long, const char *): a2sl_c, \
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void (*)(long, const void *): a2sl_c, \
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void (*)(long, char *): a2sl_nc, \
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void (*)(long, void *): a2sl_nc, \
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void (*)(long long, const char *): a2sll_c, \
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void (*)(long long, const void *): a2sll_c, \
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void (*)(long long, char *): a2sll_nc, \
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void (*)(long long, void *): a2sll_nc, \
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void (*)(unsigned short, const char *): a2uh_c, \
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void (*)(unsigned short, const void *): a2uh_c, \
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void (*)(unsigned short, char *): a2uh_nc, \
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void (*)(unsigned short, void *): a2uh_nc, \
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void (*)(unsigned int, const char *): a2ui_c, \
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void (*)(unsigned int, const void *): a2ui_c, \
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void (*)(unsigned int, char *): a2ui_nc, \
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void (*)(unsigned int, void *): a2ui_nc, \
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void (*)(unsigned long, const char *): a2ul_c, \
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void (*)(unsigned long, const void *): a2ul_c, \
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void (*)(unsigned long, char *): a2ul_nc, \
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void (*)(unsigned long, void *): a2ul_nc, \
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void (*)(unsigned long long, const char *): a2ull_c, \
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void (*)(unsigned long long, const void *): a2ull_c, \
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void (*)(unsigned long long, char *): a2ull_nc, \
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void (*)(unsigned long long, void *): a2ull_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2sh(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2sh_c, \
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const void *: a2sh_c, \
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char *: a2sh_nc, \
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void *: a2sh_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2si(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2si_c, \
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const void *: a2si_c, \
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char *: a2si_nc, \
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void *: a2si_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2sl(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2sl_c, \
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const void *: a2sl_c, \
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char *: a2sl_nc, \
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void *: a2sl_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2sll(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2sll_c, \
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const void *: a2sll_c, \
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char *: a2sll_nc, \
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void *: a2sll_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2uh(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2uh_c, \
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const void *: a2uh_c, \
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char *: a2uh_nc, \
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void *: a2uh_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2ui(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2ui_c, \
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const void *: a2ui_c, \
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char *: a2ui_nc, \
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void *: a2ui_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2ul(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2ul_c, \
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const void *: a2ul_c, \
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char *: a2ul_nc, \
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void *: a2ul_nc \
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)(n, s, __VA_ARGS__) \
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)
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#define a2ull(n, s, ...) \
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( \
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_Generic(s, \
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const char *: a2ull_c, \
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const void *: a2ull_c, \
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char *: a2ull_nc, \
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void *: a2ull_nc \
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)(n, s, __VA_ARGS__) \
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)
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sh_c(short *restrict n, const char *s,
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const char **restrict endp, int base, short min, short max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2si_c(int *restrict n, const char *s,
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const char **restrict endp, int base, int min, int max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sl_c(long *restrict n, const char *s,
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const char **restrict endp, int base, long min, long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sll_c(long long *restrict n, const char *s,
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const char **restrict endp, int base, long long min, long long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2uh_c(unsigned short *restrict n, const char *s,
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const char **restrict endp, int base, unsigned short min,
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unsigned short max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ui_c(unsigned int *restrict n, const char *s,
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const char **restrict endp, int base, unsigned int min, unsigned int max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ul_c(unsigned long *restrict n, const char *s,
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const char **restrict endp, int base, unsigned long min, unsigned long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ull_c(unsigned long long *restrict n, const char *s,
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const char **restrict endp, int base, unsigned long long min,
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unsigned long long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sh_nc(short *restrict n, char *s,
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char **restrict endp, int base, short min, short max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2si_nc(int *restrict n, char *s,
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char **restrict endp, int base, int min, int max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sl_nc(long *restrict n, char *s,
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char **restrict endp, int base, long min, long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2sll_nc(long long *restrict n, char *s,
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char **restrict endp, int base, long long min, long long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2uh_nc(unsigned short *restrict n, char *s,
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char **restrict endp, int base, unsigned short min, unsigned short max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ui_nc(unsigned int *restrict n, char *s,
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char **restrict endp, int base, unsigned int min, unsigned int max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ul_nc(unsigned long *restrict n, char *s,
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char **restrict endp, int base, unsigned long min, unsigned long max);
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ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
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inline int a2ull_nc(unsigned long long *restrict n, char *s,
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char **restrict endp, int base, unsigned long long min,
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unsigned long long max);
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inline int
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a2sh_c(short *restrict n, const char *s,
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const char **restrict endp, int base, short min, short max)
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{
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return a2sh(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2si_c(int *restrict n, const char *s,
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const char **restrict endp, int base, int min, int max)
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{
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return a2si(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2sl_c(long *restrict n, const char *s,
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const char **restrict endp, int base, long min, long max)
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{
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return a2sl(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2sll_c(long long *restrict n, const char *s,
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const char **restrict endp, int base, long long min, long long max)
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{
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return a2sll(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2uh_c(unsigned short *restrict n, const char *s,
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const char **restrict endp, int base, unsigned short min,
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unsigned short max)
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{
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return a2uh(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2ui_c(unsigned int *restrict n, const char *s,
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const char **restrict endp, int base, unsigned int min, unsigned int max)
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{
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return a2ui(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2ul_c(unsigned long *restrict n, const char *s,
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const char **restrict endp, int base, unsigned long min, unsigned long max)
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{
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return a2ul(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2ull_c(unsigned long long *restrict n, const char *s,
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const char **restrict endp, int base, unsigned long long min,
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unsigned long long max)
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{
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return a2ull(n, (char *) s, (char **) endp, base, min, max);
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}
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inline int
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a2sh_nc(short *restrict n, char *s,
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char **restrict endp, int base, short min, short max)
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{
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int status;
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*n = strtoi_(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2si_nc(int *restrict n, char *s,
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char **restrict endp, int base, int min, int max)
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{
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int status;
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*n = strtoi_(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2sl_nc(long *restrict n, char *s,
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char **restrict endp, int base, long min, long max)
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{
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int status;
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*n = strtoi_(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2sll_nc(long long *restrict n, char *s,
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char **restrict endp, int base, long long min, long long max)
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{
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int status;
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*n = strtoi_(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2uh_nc(unsigned short *restrict n, char *s,
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char **restrict endp, int base, unsigned short min,
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unsigned short max)
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{
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int status;
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*n = strtou_noneg(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2ui_nc(unsigned int *restrict n, char *s,
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char **restrict endp, int base, unsigned int min, unsigned int max)
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{
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int status;
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*n = strtou_noneg(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2ul_nc(unsigned long *restrict n, char *s,
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char **restrict endp, int base, unsigned long min, unsigned long max)
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{
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int status;
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*n = strtou_noneg(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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inline int
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a2ull_nc(unsigned long long *restrict n, char *s,
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char **restrict endp, int base, unsigned long long min,
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unsigned long long max)
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{
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int status;
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*n = strtou_noneg(s, endp, base, min, max, &status);
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if (status != 0) {
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errno = status;
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return -1;
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}
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return 0;
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}
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#endif // include guard
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