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56 lines
1.9 KiB
56 lines
1.9 KiB
/*
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* Copyright (c) 2004-2013 Sergey Lyubka <valenok@gmail.com>
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* Copyright (c) 2013 Cesanta Software Limited
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* All rights reserved
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*
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* This library is dual-licensed: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation. For the terms of this
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* license, see <http://www.gnu.org/licenses/>.
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*
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* You are free to use this library under the terms of the GNU General
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* Public License, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* Alternatively, you can license this library under a commercial
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* license, as set out in <http://cesanta.com/products.html>.
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*/
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#ifndef SLRE_HEADER_DEFINED
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#define SLRE_HEADER_DEFINED
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* This is a regular expression library that implements a subset of Perl RE.
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* Please refer to https://github.com/cesanta/slre for detailed reference.
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*/
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/* This structure describes a matched fragment, a "capture" */
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struct slre_cap {
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const char *ptr; /* Points to the matched fragment */
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int len; /* Length of the matched fragment */
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};
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/*
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* Match string buffer "buf" of length "buf_len" against "regexp", which should
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* conform the syntax outlined below. If regular expression
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* "regexp" contains brackets, slre_match() will capture the respective
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* substring. Array of captures, "caps", must have at least as many elements
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* as number of opening parenthesis in the regexp.
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*
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* Return:
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* 0, if there is no match. error_msg will contain the error message
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* >0, number of bytes matched in a buffer
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*/
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int slre_match(const char *regexp, const char *buf, int buf_len,
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struct slre_cap *caps, const char **error_msg);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SLRE_HEADER_DEFINED */
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