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  * SPDX-License-Identifier: BSD-2-Clause
   6  *
   7  * Copyright (c)2003 Citrus Project,
   8  * All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #ifndef _CITRUS_MAPPER_LOCAL_H_
  33 #define _CITRUS_MAPPER_LOCAL_H_
  34
  35 #define _CITRUS_MAPPER_GETOPS_FUNC_BASE(_n_)                            \
  36 int _n_(struct _citrus_mapper_ops *)
  37 #define _CITRUS_MAPPER_GETOPS_FUNC(_n_)                                 \
  38 _CITRUS_MAPPER_GETOPS_FUNC_BASE(_citrus_##_n_##_mapper_getops)
  39
  40 #define _CITRUS_MAPPER_DECLS(_m_)                                       \
  41 static int       _citrus_##_m_##_mapper_init                            \
  42                     (struct _citrus_mapper_area *__restrict,            \
  43                     struct _citrus_mapper * __restrict,                 \
  44                     const char * __restrict, const void * __restrict,   \
  45                     size_t, struct _citrus_mapper_traits * __restrict,  \
  46                     size_t);                                            \
  47 static void      _citrus_##_m_##_mapper_uninit(                         \
  48                     struct _citrus_mapper *);                           \
  49 static int       _citrus_##_m_##_mapper_convert                         \
  50                     (struct _citrus_mapper * __restrict,                \
  51                     _citrus_index_t * __restrict, _citrus_index_t,      \
  52                     void * __restrict);                                 \
  53 static void      _citrus_##_m_##_mapper_init_state                      \
  54                     (void);
  55
  56 #define _CITRUS_MAPPER_DEF_OPS(_m_)                                     \
  57 extern struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops;            \
  58 struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {                \
  59         /* mo_init */           &_citrus_##_m_##_mapper_init,           \
  60         /* mo_uninit */         &_citrus_##_m_##_mapper_uninit,         \
  61         /* mo_convert */        &_citrus_##_m_##_mapper_convert,        \
  62         /* mo_init_state */     &_citrus_##_m_##_mapper_init_state      \
  63 }
  64
  65 typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
  66 typedef int (*_citrus_mapper_init_t)(
  67     struct _citrus_mapper_area *__restrict,
  68     struct _citrus_mapper *__restrict, const char *__restrict,
  69     const void *__restrict, size_t,
  70     struct _citrus_mapper_traits * __restrict, size_t);
  71 typedef void (*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
  72 typedef int (*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
  73     _citrus_index_t * __restrict, _citrus_index_t, void * __restrict);
  74 typedef void (*_citrus_mapper_init_state_t)(void);
  75
  76 struct _citrus_mapper_ops {
  77         _citrus_mapper_init_t                    mo_init;
  78         _citrus_mapper_uninit_t                  mo_uninit;
  79         _citrus_mapper_convert_t                 mo_convert;
  80         _citrus_mapper_init_state_t              mo_init_state;
  81 };
  82
  83 struct _citrus_mapper_traits {
  84         /* version 0x00000001 */
  85         size_t                                   mt_state_size;
  86         size_t                                   mt_src_max;
  87         size_t                                   mt_dst_max;
  88 };
  89
  90 struct _citrus_mapper {
  91         struct _citrus_mapper_ops               *cm_ops;
  92         void                                    *cm_closure;
  93         _citrus_module_t                         cm_module;
  94         struct _citrus_mapper_traits            *cm_traits;
  95         _CITRUS_HASH_ENTRY(_citrus_mapper)       cm_entry;
  96         int                                      cm_refcount;
  97         char                                    *cm_key;
  98 };
  99 #endif