1 /* $Id: charset-converter.cpp,v 1.1 2005-05-04 08:35:03 adam Exp $
2 Copyright (c) 1998-2005, Index Data.
4 This file is part of the yaz-proxy.
6 YAZ proxy is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2, or (at your option) any later
11 YAZ proxy is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with YAZ proxy; see the file LICENSE. If not, write to the
18 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
22 #include <yaz/proto.h>
25 Yaz_CharsetConverter::Yaz_CharsetConverter()
27 m_wrbuf = wrbuf_alloc();
28 m_target_query_charset = 0;
29 m_client_query_charset = 0;
32 Yaz_CharsetConverter::~Yaz_CharsetConverter()
34 wrbuf_free(m_wrbuf, 1);
35 xfree(m_target_query_charset);
36 xfree(m_client_query_charset);
39 void Yaz_CharsetConverter::set_target_query_charset(const char *s)
41 xfree(m_target_query_charset);
42 m_target_query_charset = 0;
44 m_target_query_charset = xstrdup(s);
47 void Yaz_CharsetConverter::set_client_query_charset(const char *s)
49 xfree(m_client_query_charset);
50 m_client_query_charset = 0;
52 m_client_query_charset = xstrdup(s);
55 void Yaz_CharsetConverter::convert_type_1(char *buf_in, int len_in,
56 char **buf_out, int *len_out,
59 wrbuf_rewind(m_wrbuf);
60 wrbuf_iconv_write(m_wrbuf, m_ct, buf_in, len_in);
62 *len_out = wrbuf_len(m_wrbuf);
63 *buf_out = (char*) odr_malloc(o, *len_out);
64 memcpy(*buf_out, wrbuf_buf(m_wrbuf), *len_out);
67 void Yaz_CharsetConverter::convert_type_1(Z_Term *q, ODR o)
72 convert_type_1((char *) q->u.general->buf, q->u.general->len,
73 (char **) &q->u.general->buf, &q->u.general->len, o);
78 void Yaz_CharsetConverter::convert_type_1(Z_Operand *q, ODR o)
83 convert_type_1(q->u.attributesPlusTerm->term, o);
85 case Z_Operand_resultSetId:
87 case Z_Operand_resultAttr:
92 void Yaz_CharsetConverter::convert_type_1(Z_RPNStructure *q, ODR o)
96 case Z_RPNStructure_simple:
97 convert_type_1(q->u.simple, o);
99 case Z_RPNStructure_complex:
100 convert_type_1(q->u.complex->s1, o);
101 convert_type_1(q->u.complex->s2, o);
105 void Yaz_CharsetConverter::convert_type_1(Z_RPNQuery *q, ODR o)
107 if (m_target_query_charset && m_client_query_charset)
109 m_ct = yaz_iconv_open(m_target_query_charset,
110 m_client_query_charset);
113 convert_type_1(q->RPNStructure, o);
114 yaz_iconv_close(m_ct);