lib/libintl/libintl_local.h

   1 /*      $NetBSD: libintl_local.h,v 1.11 2007/09/25 08:19:09 junyoung Exp $      */
   2
   3 /*-
   4  * Copyright (c) 2000, 2001 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  * $Citrus: xpg4dl/FreeBSD/lib/libintl/libintl_local.h,v 1.13 2001/09/27 15:18:45 yamt Exp $
  29  */
  30
  31 #define MO_MAGIC                0x950412de
  32 #define MO_MAGIC_SWAPPED        0xde120495
  33 #define MO_GET_REV_MAJOR(r)     (((r) >> 16) & 0xFFFF)
  34 #define MO_GET_REV_MINOR(r)     ((r) & 0xFFFF)
  35 #define MO_MAKE_REV(maj, min)   (((maj) << 16) | (min))
  36
  37 #define GETTEXT_MMAP_MAX        (1024 * 1024)   /*XXX*/
  38
  39 #define DEFAULT_DOMAINNAME      "messages"
  40
  41 /* *.mo file format */
  42 struct mo {
  43         uint32_t mo_magic;      /* determines endian */
  44         uint32_t mo_revision;   /* file format revision: 0 */
  45         uint32_t mo_nstring;    /* N: number of strings */
  46         uint32_t mo_otable;     /* O: original text table offset */
  47         uint32_t mo_ttable;     /* T: translated text table offset */
  48         uint32_t mo_hsize;      /* S: size of hashing table */
  49         uint32_t mo_hoffset;    /* H: offset of hashing table */
  50         /* rev 0.1 / 1.1 */
  51         /* system dependent string support */
  52         uint32_t mo_sysdep_nsegs;       /* number of sysdep segments */
  53         uint32_t mo_sysdep_segoff;      /* offset of sysdep segment table */
  54         uint32_t mo_sysdep_nstring;     /* number of strings */
  55         uint32_t mo_sysdep_otable;      /* offset of original text table */
  56         uint32_t mo_sysdep_ttable;      /* offset of translated text table */
  57 } __packed;
  58
  59 struct moentry {
  60         uint32_t len;           /* strlen(str), so region will be len + 1 */
  61         uint32_t off;           /* offset of \0-terminated string */
  62 } __packed;
  63
  64 struct mosysdepsegentry {
  65         uint32_t len;           /* length of this part */
  66         uint32_t ref;           /* reference number of the sysdep string,
  67                                  * concatenated just after this segment.
  68                                  */
  69 } __packed;
  70 #define MO_LASTSEG              (0xFFFFFFFF)
  71
  72 struct mosysdepstr {
  73         uint32_t off;                           /* offset of seed text */
  74         struct mosysdepsegentry segs[1];        /* text segments */
  75 } __packed;
  76
  77 /* libintl internal data format */
  78 struct moentry_h {
  79         size_t len;             /* strlen(str), so region will be len + 1 */
  80         char *off;              /* offset of \0-terminated string */
  81 };
  82
  83 struct mosysdepsegs_h {
  84         const char *str;
  85         size_t len;
  86 };
  87
  88 struct mosysdepsegentry_h {
  89         uint32_t len;
  90         uint32_t ref;
  91 };
  92
  93 struct mosysdepstr_h {
  94         const char *off;                        /* offset of the base string */
  95         char *expanded;                         /* expanded string */
  96         size_t expanded_len;                    /* length of expanded string */
  97         struct mosysdepsegentry_h segs[1];      /* text segments */
  98 };
  99
 100 struct gettext_plural;
 101 struct mo_h {
 102         uint32_t mo_magic;      /* determines endian */
 103         uint32_t mo_revision;   /* file format revision: 0 */
 104         uint32_t mo_nstring;    /* N: number of strings */
 105         struct moentry_h *mo_otable;    /* O: original text table offset */
 106         struct moentry_h *mo_ttable;    /* T: translated text table offset */
 107         const char *mo_header;
 108         struct gettext_plural *mo_plural;
 109         unsigned long mo_nplurals;
 110         char *mo_charset;
 111         uint32_t mo_hsize;      /* S: size of hashing table */
 112         uint32_t *mo_htable;    /* H: hashing table */
 113 #define MO_HASH_SYSDEP_MASK     0x80000000      /* means sysdep entry */
 114
 115         uint32_t mo_flags;
 116 #define MO_F_SYSDEP     0x00000001      /* enable sysdep string support */
 117
 118         /* system dependent string support */
 119         uint32_t mo_sysdep_nsegs;       /* number of sysdep segments */
 120         uint32_t mo_sysdep_nstring;     /* number of sysdep strings */
 121         struct mosysdepsegs_h *mo_sysdep_segs;  /* sysdep segment table */
 122         struct mosysdepstr_h **mo_sysdep_otable;        /* original text */
 123         struct mosysdepstr_h **mo_sysdep_ttable;        /* translated text */
 124 };
 125
 126
 127 struct mohandle {
 128         void *addr;             /* mmap'ed region */
 129         size_t len;
 130         struct mo_h mo;         /* endian-flipped mo file header */
 131 };
 132
 133 struct domainbinding {
 134         struct domainbinding *next;
 135         char domainname[PATH_MAX];
 136         char path[PATH_MAX];
 137         char *codeset;
 138         struct mohandle mohandle;
 139 };
 140
 141 extern struct domainbinding *__bindings;
 142 extern char __current_domainname[PATH_MAX];
 143
 144 __BEGIN_DECLS
 145 const char *__gettext_iconv(const char *, struct domainbinding *);
 146 uint32_t __intl_string_hash(const char *);
 147 const char *__intl_sysdep_get_string_by_tag(const char *, size_t *);
 148 __END_DECLS