lib/libc/iconv/citrus_mapper_local.h

   1 /* $FreeBSD$ */
   2 /* $NetBSD: citrus_mapper_local.h,v 1.2 2008/02/09 14:56:20 junyoung 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_MAPPER_LOCAL_H_
  31 #define _CITRUS_MAPPER_LOCAL_H_
  32
  33 #define _CITRUS_MAPPER_GETOPS_FUNC_BASE(_n_)                            \
  34 int _n_(struct _citrus_mapper_ops *)
  35 #define _CITRUS_MAPPER_GETOPS_FUNC(_n_)                                 \
  36 _CITRUS_MAPPER_GETOPS_FUNC_BASE(_citrus_##_n_##_mapper_getops)
  37
  38 #define _CITRUS_MAPPER_DECLS(_m_)                                       \
  39 static int       _citrus_##_m_##_mapper_init                            \
  40                     (struct _citrus_mapper_area *__restrict,            \
  41                     struct _citrus_mapper * __restrict,                 \
  42                     const char * __restrict, const void * __restrict,   \
  43                     size_t, struct _citrus_mapper_traits * __restrict,  \
  44                     size_t);                                            \
  45 static void      _citrus_##_m_##_mapper_uninit(                         \
  46                     struct _citrus_mapper *);                           \
  47 static int       _citrus_##_m_##_mapper_convert                         \
  48                     (struct _citrus_mapper * __restrict,                \
  49                     _citrus_index_t * __restrict, _citrus_index_t,      \
  50                     void * __restrict);                                 \
  51 static void      _citrus_##_m_##_mapper_init_state                      \
  52                     (void);
  53
  54 #define _CITRUS_MAPPER_DEF_OPS(_m_)                                     \
  55 struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {                \
  56         /* mo_init */           &_citrus_##_m_##_mapper_init,           \
  57         /* mo_uninit */         &_citrus_##_m_##_mapper_uninit,         \
  58         /* mo_convert */        &_citrus_##_m_##_mapper_convert,        \
  59         /* mo_init_state */     &_citrus_##_m_##_mapper_init_state      \
  60 }
  61
  62 typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
  63 typedef int (*_citrus_mapper_init_t)(
  64     struct _citrus_mapper_area *__restrict,
  65     struct _citrus_mapper *__restrict, const char *__restrict,
  66     const void *__restrict, size_t,
  67     struct _citrus_mapper_traits * __restrict, size_t);
  68 typedef void (*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
  69 typedef int (*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
  70     _citrus_index_t * __restrict, _citrus_index_t, void * __restrict);
  71 typedef void (*_citrus_mapper_init_state_t)(void);
  72
  73 struct _citrus_mapper_ops {
  74         _citrus_mapper_init_t                    mo_init;
  75         _citrus_mapper_uninit_t                  mo_uninit;
  76         _citrus_mapper_convert_t                 mo_convert;
  77         _citrus_mapper_init_state_t              mo_init_state;
  78 };
  79
  80 struct _citrus_mapper_traits {
  81         /* version 0x00000001 */
  82         size_t                                   mt_state_size;
  83         size_t                                   mt_src_max;
  84         size_t                                   mt_dst_max;
  85 };
  86
  87 struct _citrus_mapper {
  88         struct _citrus_mapper_ops               *cm_ops;
  89         void                                    *cm_closure;
  90         _citrus_module_t                         cm_module;
  91         struct _citrus_mapper_traits            *cm_traits;
  92         _CITRUS_HASH_ENTRY(_citrus_mapper)       cm_entry;
  93         int                                      cm_refcount;
  94         char                                    *cm_key;
  95 };
  96 #endif