lib/libc/citrus/citrus_stdenc.h

   1 /*      $NetBSD: citrus_stdenc.h,v 1.4 2005/10/29 18:02:04 tshiozak Exp $       */
   2
   3 /*-
   4  * Copyright (c)2003 Citrus Project,
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  */
  29
  30 #ifndef _CITRUS_STDENC_H_
  31 #define _CITRUS_STDENC_H_
  32
  33 struct _citrus_stdenc;
  34 struct _citrus_stdenc_ops;
  35 struct _citrus_stdenc_traits;
  36
  37 #define _CITRUS_STDENC_SDID_GENERIC             0
  38 struct _citrus_stdenc_state_desc
  39 {
  40         union {
  41                 struct {
  42                         int     state;
  43 #define _CITRUS_STDENC_SDGEN_UNKNOWN            0
  44 #define _CITRUS_STDENC_SDGEN_INITIAL            1
  45 #define _CITRUS_STDENC_SDGEN_STABLE             2
  46 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_CHAR    3
  47 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_SHIFT   4
  48                 } generic;
  49         } u;
  50 };
  51
  52 #include "citrus_stdenc_local.h"
  53
  54 __BEGIN_DECLS
  55 int _citrus_stdenc_open(struct _citrus_stdenc * __restrict * __restrict,
  56                         char const * __restrict,
  57                         const void * __restrict, size_t);
  58 void _citrus_stdenc_close(struct _citrus_stdenc *);
  59 __END_DECLS
  60
  61 static __inline int
  62 _citrus_stdenc_init_state(struct _citrus_stdenc * __restrict ce,
  63                           void * __restrict ps)
  64 {
  65         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_init_state);
  66         return (*ce->ce_ops->eo_init_state)(ce, ps);
  67 }
  68
  69 static __inline int
  70 _citrus_stdenc_mbtocs(struct _citrus_stdenc * __restrict ce,
  71                       _citrus_csid_t * __restrict csid,
  72                       _citrus_index_t * __restrict idx,
  73                       const char ** __restrict s, size_t n,
  74                       void * __restrict ps, size_t * __restrict nresult)
  75 {
  76         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
  77         return (*ce->ce_ops->eo_mbtocs)(ce, csid, idx, s, n, ps, nresult);
  78 }
  79
  80 static __inline int
  81 _citrus_stdenc_cstomb(struct _citrus_stdenc * __restrict ce,
  82                       char * __restrict s, size_t n,
  83                       _citrus_csid_t csid, _citrus_index_t idx,
  84                       void * __restrict ps, size_t * __restrict nresult)
  85 {
  86         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
  87         return (*ce->ce_ops->eo_cstomb)(ce, s, n, csid, idx, ps, nresult);
  88 }
  89
  90 static __inline int
  91 _citrus_stdenc_mbtowc(struct _citrus_stdenc * __restrict ce,
  92                       _citrus_wc_t * __restrict wc,
  93                       const char ** __restrict s, size_t n,
  94                       void * __restrict ps, size_t * __restrict nresult)
  95 {
  96         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
  97         return (*ce->ce_ops->eo_mbtowc)(ce, wc, s, n, ps, nresult);
  98 }
  99
 100 static __inline int
 101 _citrus_stdenc_wctomb(struct _citrus_stdenc * __restrict ce,
 102                       char * __restrict s, size_t n, _citrus_wc_t wc,
 103                       void * __restrict ps, size_t * __restrict nresult)
 104 {
 105         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
 106         return (*ce->ce_ops->eo_wctomb)(ce, s, n, wc, ps, nresult);
 107 }
 108
 109 static __inline int
 110 _citrus_stdenc_put_state_reset(struct _citrus_stdenc * __restrict ce,
 111                                char * __restrict s, size_t n,
 112                                void * __restrict ps,
 113                                size_t * __restrict nresult)
 114 {
 115         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_put_state_reset);
 116         return (*ce->ce_ops->eo_put_state_reset)(ce, s, n, ps, nresult);
 117 }
 118
 119 static __inline size_t
 120 _citrus_stdenc_get_state_size(struct _citrus_stdenc *ce)
 121 {
 122         _DIAGASSERT(ce && ce->ce_traits);
 123         return ce->ce_traits->et_state_size;
 124 }
 125
 126 static __inline size_t
 127 _citrus_stdenc_get_mb_cur_max(struct _citrus_stdenc *ce)
 128 {
 129         _DIAGASSERT(ce && ce->ce_traits);
 130         return ce->ce_traits->et_mb_cur_max;
 131 }
 132
 133 static __inline int
 134 _citrus_stdenc_get_state_desc(struct _citrus_stdenc * __restrict ce,
 135                               void * __restrict ps,
 136                               int id,
 137                               struct _citrus_stdenc_state_desc * __restrict d)
 138 {
 139
 140         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_get_state_desc);
 141
 142         return (*ce->ce_ops->eo_get_state_desc)(ce, ps, id, d);
 143 }
 144
 145 #endif