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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2017, Digium, Inc.
*
* Kevin Harwell <kharwell@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
* \brief Conversion utility functions
*/
#ifndef _ASTERISK_CONVERSIONS_H
#define _ASTERISK_CONVERSIONS_H
/*!
* \brief Convert the given string to an unsigned integer
*
* This function will return failure for the following reasons:
*
* The given string to convert is NULL
* The given string to convert is empty.
* The given string to convert is negative (starts with a '-')
* The given string to convert contains non numeric values
* Once converted the number is out of range (greater than UINT_MAX)
*
* \param str The string to convert
* \param res [out] The converted value
*
* \returns -1 if it fails to convert, 0 on success
*/
int ast_str_to_uint(const char *str, unsigned int *res);
/*!
* \brief Convert the given string to an unsigned long
*
* This function will return failure for the following reasons:
*
* The given string to convert is NULL
* The given string to convert is empty.
* The given string to convert is negative (starts with a '-')
* The given string to convert contains non numeric values
* Once converted the number is out of range (greater than ULONG_MAX)
*
* \param str The string to convert
* \param res [out] The converted value
*
* \returns -1 if it fails to convert, 0 on success
*/
int ast_str_to_ulong(const char *str, unsigned long *res);
#endif /* _ASTERISK_CONVERSIONS_H */
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