3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
5 * Copyright (c) 2007 Sun Microsystems, Inc. All Rights Reserved.
7 * The contents of this file are subject to the terms of either the GNU Lesser
8 * General Public License Version 2.1 only ("LGPL") or the Common Development and
9 * Distribution License ("CDDL")(collectively, the "License"). You may not use this
10 * file except in compliance with the License. You can obtain a copy of the CDDL at
11 * http://www.opensource.org/licenses/cddl1.php and a copy of the LGPLv2.1 at
12 * http://www.opensource.org/licenses/lgpl-license.php. See the License for the
13 * specific language governing permissions and limitations under the License. When
14 * distributing the software, include this License Header Notice in each file and
15 * include the full text of the License in the License file as well as the
18 * NOTICE PURSUANT TO SECTION 9 OF THE COMMON DEVELOPMENT AND DISTRIBUTION LICENSE
20 * For Covered Software in this distribution, this License shall be governed by the
21 * laws of the State of California (excluding conflict-of-law provisions).
22 * Any litigation relating to this License shall be subject to the jurisdiction of
23 * the Federal Courts of the Northern District of California and the state courts
24 * of the State of California, with venue lying in Santa Clara County, California.
28 * If you wish your version of this file to be governed by only the CDDL or only
29 * the LGPL Version 2.1, indicate your decision by adding "[Contributor]" elects to
30 * include this software in this distribution under the [CDDL or LGPL Version 2.1]
31 * license." If you don't indicate a single choice of license, a recipient has the
32 * option to distribute your version of this file under either the CDDL or the LGPL
33 * Version 2.1, or to extend the choice of license to its licensees as provided
34 * above. However, if you add LGPL Version 2.1 code and therefore, elected the LGPL
35 * Version 2 license, then the option applies only if the new code is made subject
36 * to such option by the copyright holder.
39 #ifndef SUNPY_DATRIE_H
40 #define SUNPY_DATRIE_H
42 #include "portability.h"
44 template <unsigned lower, unsigned upper>
45 unsigned character_based_encoder(unsigned ch){
46 int ret = ch - lower + 1;
47 if (ret <= 0) ret = upper + 1;
51 typedef unsigned (*encoder_func_ptr)(unsigned ch);
52 template <typename T, encoder_func_ptr encoder =
53 character_based_encoder<'a', 'z'> >
57 typedef CDATrie<T> this_type;
60 CDATrie () : m_mem(0), m_len(0), m_base(0), m_check(0), m_value(0) {};
61 CDATrie (T* base, T* check, int* value, unsigned len)
62 : m_mem(0), m_len(len), m_base(base), m_check(check), m_value(value) {};
64 ~CDATrie () { free(); }
66 bool load(const char* fname);
69 int match_longest(const char * str, unsigned &length);
70 int match_longest(wstring wstr, unsigned &length);
71 template <typename InputIterator>
72 int match_longest(InputIterator first, InputIterator last, unsigned &length);
75 unsigned walk(unsigned s, unsigned ch, int &v);
86 #include "datrie_impl.h"
88 #endif /* SUNPY_DATRIE_H */