57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* ???????
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* \todo Explain this file!
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*/
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#ifndef _ASTERISK_EXPR_H
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#define _ASTERISK_EXPR_H
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#ifndef STANDALONE
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#endif
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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/*!\brief Evaluate the given expression
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* \param expr An expression
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* \param buf Result buffer
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* \param length Size of the result buffer, in bytes
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* \param chan Channel to use for evaluating included dialplan functions, if any
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* \return Length of the result string, in bytes
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*/
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int ast_expr(char *expr, char *buf, int length, struct ast_channel *chan);
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/*!\brief Evaluate the given expression
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* \param str Dynamic result buffer
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* \param maxlen <0 if the size of the buffer should remain constant, >0 if the size of the buffer should expand to that many bytes, maximum, or 0 for unlimited expansion of the result buffer
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* \param chan Channel to use for evaluating included dialplan functions, if any
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* \param expr An expression
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* \return Length of the result string, in bytes
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*/
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int ast_str_expr(struct ast_str **str, ssize_t maxlen, struct ast_channel *chan, char *expr);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif /* _ASTERISK_EXPR_H */
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