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74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup libmisc_conv_help Conversion Helpers
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*
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* @brief Convert String to Pointer (with validation)
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*/
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/*
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* Copyright (c) 2009 On-Line Applications Research Corporation (OAR).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <errno.h>
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#include <limits.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <rtems/stringto.h>
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/*
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* Instantiate an error checking wrapper for strtoul/strtoull (void *)
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*/
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#if ( UINTPTR_MAX == ULONG_MAX )
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#define STRTOFUNC( a, b, c ) \
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rtems_string_to_unsigned_long( a, (unsigned long *) b, c, 0 )
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#elif ( UINTPTR_MAX == ULONG_LONG_MAX )
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#define STRTOFUNC( a, b, c ) \
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rtems_string_to_unsigned_long_long( a, (unsigned long long *) b, c, 0 )
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#elif ( UINTPTR_MAX == UINT_MAX )
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#define STRTOFUNC( a, b, c ) \
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rtems_string_to_unsigned_int( a, (unsigned int *) b, c, 0 )
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#else
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/* Fallback to unsigned long */
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#define STRTOFUNC( a, b, c ) \
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rtems_string_to_unsigned_long( a, (unsigned long *) b, c, 0 )
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#endif
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rtems_status_code rtems_string_to_pointer(
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const char *s,
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void **n,
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char **endptr
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)
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{
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return STRTOFUNC( s, n, endptr );
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}
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