lib/libc/citrus/citrus_stdenc.h

   1 /* $NetBSD: citrus_stdenc.h,v 1.4 2005/10/29 18:02:04 tshiozak Exp $ */
   2 /* $DragonFly: src/lib/libc/citrus/citrus_stdenc.h,v 1.2 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
  31 #ifndef _CITRUS_STDENC_H_
  32 #define _CITRUS_STDENC_H_
  33
  34 struct _citrus_stdenc;
  35 struct _citrus_stdenc_ops;
  36 struct _citrus_stdenc_traits;
  37
  38 #define _CITRUS_STDENC_SDID_GENERIC             0
  39 struct _citrus_stdenc_state_desc
  40 {
  41         union {
  42                 struct {
  43                         int     state;
  44 #define _CITRUS_STDENC_SDGEN_UNKNOWN            0
  45 #define _CITRUS_STDENC_SDGEN_INITIAL            1
  46 #define _CITRUS_STDENC_SDGEN_STABLE             2
  47 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_CHAR    3
  48 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_SHIFT   4
  49                 } generic;
  50         } u;
  51 };
  52
  53 #include "citrus_stdenc_local.h"
  54
  55 __BEGIN_DECLS
  56 int _citrus_stdenc_open(struct _citrus_stdenc * __restrict * __restrict,
  57                         char const * __restrict,
  58                         const void * __restrict, size_t);
  59 void _citrus_stdenc_close(struct _citrus_stdenc *);
  60 __END_DECLS
  61
  62 static __inline int
  63 _citrus_stdenc_init_state(struct _citrus_stdenc * __restrict ce,
  64                           void * __restrict ps)
  65 {
  66         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_init_state);
  67         return (*ce->ce_ops->eo_init_state)(ce, ps);
  68 }
  69
  70 static __inline int
  71 _citrus_stdenc_mbtocs(struct _citrus_stdenc * __restrict ce,
  72                       _citrus_csid_t * __restrict csid,
  73                       _citrus_index_t * __restrict idx,
  74                       const char ** __restrict s, size_t n,
  75                       void * __restrict ps, size_t * __restrict nresult)
  76 {
  77         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
  78         return (*ce->ce_ops->eo_mbtocs)(ce, csid, idx, s, n, ps, nresult);
  79 }
  80
  81 static __inline int
  82 _citrus_stdenc_cstomb(struct _citrus_stdenc * __restrict ce,
  83                       char * __restrict s, size_t n,
  84                       _citrus_csid_t csid, _citrus_index_t idx,
  85                       void * __restrict ps, size_t * __restrict nresult)
  86 {
  87         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
  88         return (*ce->ce_ops->eo_cstomb)(ce, s, n, csid, idx, ps, nresult);
  89 }
  90
  91 static __inline int
  92 _citrus_stdenc_mbtowc(struct _citrus_stdenc * __restrict ce,
  93                       _citrus_wc_t * __restrict wc,
  94                       const char ** __restrict s, size_t n,
  95                       void * __restrict ps, size_t * __restrict nresult)
  96 {
  97         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
  98         return (*ce->ce_ops->eo_mbtowc)(ce, wc, s, n, ps, nresult);
  99 }
 100
 101 static __inline int
 102 _citrus_stdenc_wctomb(struct _citrus_stdenc * __restrict ce,
 103                       char * __restrict s, size_t n, _citrus_wc_t wc,
 104                       void * __restrict ps, size_t * __restrict nresult)
 105 {
 106         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
 107         return (*ce->ce_ops->eo_wctomb)(ce, s, n, wc, ps, nresult);
 108 }
 109
 110 static __inline int
 111 _citrus_stdenc_put_state_reset(struct _citrus_stdenc * __restrict ce,
 112                                char * __restrict s, size_t n,
 113                                void * __restrict ps,
 114                                size_t * __restrict nresult)
 115 {
 116         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_put_state_reset);
 117         return (*ce->ce_ops->eo_put_state_reset)(ce, s, n, ps, nresult);
 118 }
 119
 120 static __inline size_t
 121 _citrus_stdenc_get_state_size(struct _citrus_stdenc *ce)
 122 {
 123         _DIAGASSERT(ce && ce->ce_traits);
 124         return ce->ce_traits->et_state_size;
 125 }
 126
 127 static __inline size_t
 128 _citrus_stdenc_get_mb_cur_max(struct _citrus_stdenc *ce)
 129 {
 130         _DIAGASSERT(ce && ce->ce_traits);
 131         return ce->ce_traits->et_mb_cur_max;
 132 }
 133
 134 static __inline int
 135 _citrus_stdenc_get_state_desc(struct _citrus_stdenc * __restrict ce,
 136                               void * __restrict ps,
 137                               int id,
 138                               struct _citrus_stdenc_state_desc * __restrict d)
 139 {
 140
 141         _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_get_state_desc);
 142
 143         return (*ce->ce_ops->eo_get_state_desc)(ce, ps, id, d);
 144 }
 145
 146 #endif