lib/libc/citrus/citrus_mapper_local.h

   1 /*      $NetBSD: src/lib/libc/citrus/citrus_mapper_local.h,v 1.1 2003/06/25 09:51:36 tshiozak Exp $     */
   2 /*      $DragonFly: src/lib/libc/citrus/citrus_mapper_local.h,v 1.1 2005/03/11 23:33:53 joerg 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 *, size_t, u_int32_t)
  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, const char * __restrict,   \
  42          const void * __restrict, size_t,                               \
  43          struct _citrus_mapper_traits * __restrict, size_t);            \
  44 static void     _citrus_##_m_##_mapper_uninit(struct _citrus_mapper *); \
  45 static int      _citrus_##_m_##_mapper_convert                          \
  46         (struct _citrus_mapper * __restrict,                            \
  47          _citrus_index_t * __restrict, _citrus_index_t,                 \
  48          void * __restrict);                                            \
  49 static void     _citrus_##_m_##_mapper_init_state                       \
  50         (struct _citrus_mapper * __restrict, void * __restrict);
  51
  52 #define _CITRUS_MAPPER_DEF_OPS(_m_)                                     \
  53 struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {                \
  54         /* mo_abi_version */    _CITRUS_MAPPER_ABI_VERSION,             \
  55         /* mo_init */           &_citrus_##_m_##_mapper_init,           \
  56         /* mo_uninit */         &_citrus_##_m_##_mapper_uninit,         \
  57         /* mo_convert */        &_citrus_##_m_##_mapper_convert,        \
  58         /* mo_init_state */     &_citrus_##_m_##_mapper_init_state      \
  59 }
  60
  61 typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
  62 typedef int     (*_citrus_mapper_init_t)(
  63         struct _citrus_mapper_area *__restrict,
  64         struct _citrus_mapper *__restrict, const char *__restrict,
  65         const void *__restrict, size_t,
  66         struct _citrus_mapper_traits * __restrict, size_t);
  67 typedef void    (*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
  68 typedef int     (*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
  69                                             _citrus_index_t * __restrict,
  70                                             _citrus_index_t,
  71                                             void * __restrict);
  72 typedef void    (*_citrus_mapper_init_state_t)(
  73         struct _citrus_mapper * __restrict, void * __restrict);
  74
  75 /*
  76  * ABI version change log
  77  *   0x00000001
  78  *     initial version
  79  */
  80 #define _CITRUS_MAPPER_ABI_VERSION      0x00000001
  81 struct _citrus_mapper_ops {
  82         uint32_t                        mo_abi_version;
  83         /* version 0x00000001 */
  84         _citrus_mapper_init_t           mo_init;
  85         _citrus_mapper_uninit_t         mo_uninit;
  86         _citrus_mapper_convert_t        mo_convert;
  87         _citrus_mapper_init_state_t     mo_init_state;
  88 };
  89
  90 struct _citrus_mapper_traits {
  91         /* version 0x00000001 */
  92         size_t                          mt_state_size;
  93         size_t                          mt_src_max;
  94         size_t                          mt_dst_max;
  95 };
  96
  97 struct _citrus_mapper {
  98         struct _citrus_mapper_ops               *cm_ops;
  99         void                                    *cm_closure;
 100         _citrus_module_t                        cm_module;
 101         struct _citrus_mapper_traits            *cm_traits;
 102         _CITRUS_HASH_ENTRY(_citrus_mapper)      cm_entry;
 103         int                                     cm_refcount;
 104         char                                    *cm_key;
 105 };
 106 #endif