lib/libc/citrus/citrus_iconv_local.h

   1 /* $NetBSD: citrus_iconv_local.h,v 1.3 2008/02/09 14:56:20 junyoung Exp $ */
   2 /* $DragonFly: src/lib/libc/citrus/citrus_iconv_local.h,v 1.3 2008/04/10 10:21:01 hasso Exp $ */
   3
   4 /*-
   5  * Copyright (c)2003 Citrus Project,
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 #ifndef _CITRUS_ICONV_LOCAL_H_
  31 #define _CITRUS_ICONV_LOCAL_H_
  32
  33 #include "citrus_module.h"
  34
  35 struct _citrus_iconv;
  36 struct _citrus_iconv_ops;
  37 struct _citrus_iconv_shared;
  38
  39 #define _CITRUS_ICONV_GETOPS_FUNC_BASE(_n_)                             \
  40 int _n_(struct _citrus_iconv_ops *, size_t, uint32_t)
  41 #define _CITRUS_ICONV_GETOPS_FUNC(_n_)                                  \
  42 _CITRUS_ICONV_GETOPS_FUNC_BASE(_citrus_##_n_##_iconv_getops)
  43
  44 #define _CITRUS_ICONV_DECLS(_m_)                                        \
  45 static int      _citrus_##_m_##_iconv_init_shared                       \
  46         (struct _citrus_iconv_shared * __restrict,                      \
  47          const char * __restrict,                                       \
  48          const char * __restrict, const char * __restrict,              \
  49          const void * __restrict, size_t);                              \
  50 static void     _citrus_##_m_##_iconv_uninit_shared                     \
  51         (struct _citrus_iconv_shared *);                                \
  52 static int      _citrus_##_m_##_iconv_convert                           \
  53         (struct _citrus_iconv * __restrict,                             \
  54          const char * __restrict * __restrict, size_t * __restrict,     \
  55          char * __restrict * __restrict, size_t * __restrict outbytes,  \
  56          uint32_t, size_t * __restrict);                                \
  57 static int      _citrus_##_m_##_iconv_init_context                      \
  58         (struct _citrus_iconv *);                                       \
  59 static void     _citrus_##_m_##_iconv_uninit_context                    \
  60         (struct _citrus_iconv *);                                       \
  61 CITRUS_MODULE(_m_, iconv, _citrus_##_m_##_iconv_getops)
  62
  63
  64 #define _CITRUS_ICONV_DEF_OPS(_m_)                                      \
  65 struct _citrus_iconv_ops _citrus_##_m_##_iconv_ops = {                  \
  66         /* io_abi_version */    _CITRUS_ICONV_ABI_VERSION,              \
  67         /* io_init_shared */    &_citrus_##_m_##_iconv_init_shared,     \
  68         /* io_uninit_shared */  &_citrus_##_m_##_iconv_uninit_shared,   \
  69         /* io_init_context */   &_citrus_##_m_##_iconv_init_context,    \
  70         /* io_uninit_context */ &_citrus_##_m_##_iconv_uninit_context,  \
  71         /* io_convert */        &_citrus_##_m_##_iconv_convert          \
  72 }
  73
  74 typedef _CITRUS_ICONV_GETOPS_FUNC_BASE((*_citrus_iconv_getops_t));
  75 typedef int     (*_citrus_iconv_init_shared_t)
  76         (struct _citrus_iconv_shared * __restrict,
  77          const char * __restrict, const char * __restrict,
  78          const char * __restrict, const void * __restrict, size_t);
  79 typedef void    (*_citrus_iconv_uninit_shared_t)
  80         (struct _citrus_iconv_shared *);
  81 typedef int     (*_citrus_iconv_convert_t)
  82         (struct _citrus_iconv * __restrict,
  83          const char *__restrict* __restrict, size_t * __restrict,
  84          char * __restrict * __restrict, size_t * __restrict, uint32_t,
  85          size_t * __restrict);
  86 typedef int     (*_citrus_iconv_init_context_t)(struct _citrus_iconv *);
  87 typedef void    (*_citrus_iconv_uninit_context_t)(struct _citrus_iconv *);
  88
  89 struct _citrus_iconv_ops {
  90         uint32_t                        io_abi_version;
  91         _citrus_iconv_init_shared_t     io_init_shared;
  92         _citrus_iconv_uninit_shared_t   io_uninit_shared;
  93         _citrus_iconv_init_context_t    io_init_context;
  94         _citrus_iconv_uninit_context_t  io_uninit_context;
  95         _citrus_iconv_convert_t         io_convert;
  96 };
  97 #define _CITRUS_ICONV_ABI_VERSION       2
  98
  99 struct _citrus_iconv_shared {
 100         struct _citrus_iconv_ops                        *ci_ops;
 101         void                                            *ci_closure;
 102         /* private */
 103         _CITRUS_HASH_ENTRY(_citrus_iconv_shared)        ci_hash_entry;
 104         TAILQ_ENTRY(_citrus_iconv_shared)               ci_tailq_entry;
 105         _citrus_module_t                                ci_module;
 106         unsigned int                                    ci_used_count;
 107         char                                            *ci_convname;
 108 };
 109
 110 struct _citrus_iconv {
 111         struct _citrus_iconv_shared     *cv_shared;
 112         void                            *cv_closure;
 113 };
 114
 115 #endif