/usr/include/strigi/kmpsearcher.h is in libstreams-dev 0.7.8-2.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | /* This file is part of Strigi Desktop Search
*
* Copyright (C) 2006 Jos van den Oever <jos@vandenoever.info>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef STRIGI_KMPSEARCHER_H
#define STRIGI_KMPSEARCHER_H
#include <string>
#include <stdlib.h>
#include <strigi/strigiconfig.h>
namespace Strigi {
/**
* Class for string search that uses the Knuth-Morris-Pratt algorithm.
* Code based on the example on
* http://en.wikipedia.org/wiki/Knuth-Morris-Pratt_algorithm
**/
class STREAMS_EXPORT KmpSearcher {
private:
std::string m_query;
int32_t* table;
int32_t len;
int32_t maxlen;
public:
KmpSearcher() :table(0) { }
KmpSearcher(const std::string& query);
~KmpSearcher() {
if (table) {
free(table);
}
}
void setQuery(const std::string& query);
int32_t queryLength() const { return len; }
std::string query() const { return m_query; }
/**
* @brief Find the needle in @p haystack.
* @param haystack the text to search in.
* @param haylen the length of the text to search in.
* @return a pointer to the start of the match if a match is found
* Otherwise @c 0.
**/
const char* search(const char* haystack, int32_t haylen) const;
};
} // end namespace Strigi
#endif
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