aosp12/external/strace/string_to_uint.h

70 lines
2.3 KiB
C

/*
* Copyright (c) 2001-2018 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef STRACE_STRING_TO_UINT_H
#define STRACE_STRING_TO_UINT_H
#include <limits.h>
#include "kernel_types.h"
extern long long
string_to_uint_ex(const char *str, char **endptr,
unsigned long long max_val, const char *accepted_ending);
static inline long long
string_to_uint_upto(const char *const str, const unsigned long long max_val)
{
return string_to_uint_ex(str, NULL, max_val, NULL);
}
static inline int
string_to_uint(const char *str)
{
return string_to_uint_upto(str, INT_MAX);
}
static inline long
string_to_ulong(const char *str)
{
return string_to_uint_upto(str, LONG_MAX);
}
static inline kernel_long_t
string_to_kulong(const char *str)
{
return string_to_uint_upto(str, ((kernel_ulong_t) -1ULL) >> 1);
}
static inline long long
string_to_ulonglong(const char *str)
{
return string_to_uint_upto(str, LLONG_MAX);
}
#endif /* !STRACE_STRING_TO_UINT_H */