src/iconv-p.h

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2008 Index Data.
   3  * All rights reserved.
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are met:
   6  *
   7  *     * Redistributions of source code must retain the above copyright
   8  *       notice, this list of conditions and the following disclaimer.
   9  *     * Redistributions in binary form must reproduce the above copyright
  10  *       notice, this list of conditions and the following disclaimer in the
  11  *       documentation and/or other materials provided with the distribution.
  12  *     * Neither the name of Index Data nor the names of its contributors
  13  *       may be used to endorse or promote products derived from this
  14  *       software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
  17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
  20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27 /**
  28  * \file
  29  * \brief Internal header for iconv
  30  */
  31
  32 #ifndef ICONV_P_H
  33 #define ICONV_P_H
  34
  35 #include <yaz/yconfig.h>
  36
  37 #include <yaz/yaz-iconv.h>
  38
  39 void yaz_iconv_set_errno(yaz_iconv_t cd, int no);
  40
  41 typedef struct yaz_iconv_encoder_s *yaz_iconv_encoder_t;
  42 struct yaz_iconv_encoder_s {
  43     void *data;
  44     size_t (*write_handle)(yaz_iconv_t cd, yaz_iconv_encoder_t e,
  45                            unsigned long x,
  46                            char **outbuf, size_t *outbytesleft);
  47     size_t (*flush_handle)(yaz_iconv_t cd, yaz_iconv_encoder_t e,
  48                            char **outbuf, size_t *outbytesleft);
  49     void (*init_handle)(yaz_iconv_encoder_t e);
  50     void (*destroy_handle)(yaz_iconv_encoder_t e);
  51 };
  52
  53 yaz_iconv_encoder_t yaz_marc8_encoder(const char *name,
  54                                       yaz_iconv_encoder_t e);
  55 yaz_iconv_encoder_t yaz_utf8_encoder(const char *name,
  56                                      yaz_iconv_encoder_t e);
  57 yaz_iconv_encoder_t yaz_ucs4_encoder(const char *name,
  58                                      yaz_iconv_encoder_t e);
  59 yaz_iconv_encoder_t yaz_iso_8859_1_encoder(const char *name,
  60                                            yaz_iconv_encoder_t e);
  61 yaz_iconv_encoder_t yaz_iso_5428_encoder(const char *name,
  62                                          yaz_iconv_encoder_t e);
  63 yaz_iconv_encoder_t yaz_advancegreek_encoder(const char *name,
  64                                              yaz_iconv_encoder_t e);
  65 yaz_iconv_encoder_t yaz_wchar_encoder(const char *name,
  66                                       yaz_iconv_encoder_t e);
  67 typedef unsigned long yaz_conv_func_t(unsigned char *inp, size_t inbytesleft,
  68                                       size_t *no_read, int *combining,
  69                                       unsigned mask, int boffset);
  70
  71 int yaz_iso_8859_1_lookup_y(unsigned long v,
  72                             unsigned long *x1, unsigned long *x2);
  73
  74 int yaz_iso_8859_1_lookup_x12(unsigned long x1, unsigned long x2,
  75                               unsigned long *y);
  76
  77 typedef struct yaz_iconv_decoder_s *yaz_iconv_decoder_t;
  78 struct yaz_iconv_decoder_s {
  79     void *data;
  80     size_t (*init_handle)(yaz_iconv_t cd, yaz_iconv_decoder_t d,
  81                           unsigned char *inbuf,
  82                           size_t inbytesleft, size_t *no_read);
  83     unsigned long (*read_handle)(yaz_iconv_t cd, yaz_iconv_decoder_t d,
  84                                  unsigned char *inbuf,
  85                                  size_t inbytesleft, size_t *no_read);
  86     void (*destroy_handle)(yaz_iconv_decoder_t d);
  87 };
  88
  89 yaz_iconv_decoder_t yaz_marc8_decoder(const char *fromcode,
  90                                       yaz_iconv_decoder_t d);
  91 yaz_iconv_decoder_t yaz_utf8_decoder(const char *fromcode,
  92                                      yaz_iconv_decoder_t d);
  93 yaz_iconv_decoder_t yaz_ucs4_decoder(const char *tocode,
  94                                      yaz_iconv_decoder_t d);
  95 yaz_iconv_decoder_t yaz_iso_8859_1_decoder(const char *fromcode,
  96                                            yaz_iconv_decoder_t d);
  97 yaz_iconv_decoder_t yaz_iso_5428_decoder(const char *name,
  98                                          yaz_iconv_decoder_t d);
  99 yaz_iconv_decoder_t yaz_advancegreek_decoder(const char *name,
 100                                              yaz_iconv_decoder_t d);
 101 yaz_iconv_decoder_t yaz_wchar_decoder(const char *fromcode,
 102                                       yaz_iconv_decoder_t d);
 103
 104 #endif
 105 /*
 106  * Local variables:
 107  * c-basic-offset: 4
 108  * indent-tabs-mode: nil
 109  * End:
 110  * vim: shiftwidth=4 tabstop=8 expandtab
 111  */
 112