| /* Description of GNU message catalog format: general file layout. |
| Copyright (C) 1995-2018 Free Software Foundation, Inc. |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU Lesser General Public License as published by |
| the Free Software Foundation; either version 2.1 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _GETTEXT_H |
| #define _GETTEXT_H 1 |
| |
| #include <limits.h> |
| |
| /* @@ end of prolog @@ */ |
| |
| /* The magic number of the GNU message catalog format. */ |
| #define _MAGIC 0x950412de |
| #define _MAGIC_SWAPPED 0xde120495 |
| |
| /* Revision number of the currently used .mo (binary) file format. */ |
| #define MO_REVISION_NUMBER 0 |
| #define MO_REVISION_NUMBER_WITH_SYSDEP_I 1 |
| |
| /* The following contortions are an attempt to use the C preprocessor |
| to determine an unsigned integral type that is 32 bits wide. An |
| alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but |
| as of version autoconf-2.13, the AC_CHECK_SIZEOF macro doesn't work |
| when cross-compiling. */ |
| |
| #if __STDC__ |
| # define UINT_MAX_32_BITS 4294967295U |
| #else |
| # define UINT_MAX_32_BITS 0xFFFFFFFF |
| #endif |
| |
| /* If UINT_MAX isn't defined, assume it's a 32-bit type. |
| This should be valid for all systems GNU cares about because |
| that doesn't include 16-bit systems, and only modern systems |
| (that certainly have <limits.h>) have 64+-bit integral types. */ |
| |
| #ifndef UINT_MAX |
| # define UINT_MAX UINT_MAX_32_BITS |
| #endif |
| |
| #if UINT_MAX == UINT_MAX_32_BITS |
| typedef unsigned nls_uint32; |
| #else |
| # if USHRT_MAX == UINT_MAX_32_BITS |
| typedef unsigned short nls_uint32; |
| # else |
| # if ULONG_MAX == UINT_MAX_32_BITS |
| typedef unsigned long nls_uint32; |
| # else |
| /* The following line is intended to throw an error. Using #error is |
| not portable enough. */ |
| "Cannot determine unsigned 32-bit data type." |
| # endif |
| # endif |
| #endif |
| |
| |
| /* Header for binary .mo file format. */ |
| struct mo_file_header |
| { |
| /* The magic number. */ |
| nls_uint32 magic; |
| /* The revision number of the file format. */ |
| nls_uint32 revision; |
| |
| /* The following are only used in .mo files with major revision 0 or 1. */ |
| |
| /* The number of strings pairs. */ |
| nls_uint32 nstrings; |
| /* Offset of table with start offsets of original strings. */ |
| nls_uint32 orig_tab_offset; |
| /* Offset of table with start offsets of translated strings. */ |
| nls_uint32 trans_tab_offset; |
| /* Size of hash table. */ |
| nls_uint32 hash_tab_size; |
| /* Offset of first hash table entry. */ |
| nls_uint32 hash_tab_offset; |
| |
| /* The following are only used in .mo files with minor revision >= 1. */ |
| |
| /* The number of system dependent segments. */ |
| nls_uint32 n_sysdep_segments; |
| /* Offset of table describing system dependent segments. */ |
| nls_uint32 sysdep_segments_offset; |
| /* The number of system dependent strings pairs. */ |
| nls_uint32 n_sysdep_strings; |
| /* Offset of table with start offsets of original sysdep strings. */ |
| nls_uint32 orig_sysdep_tab_offset; |
| /* Offset of table with start offsets of translated sysdep strings. */ |
| nls_uint32 trans_sysdep_tab_offset; |
| }; |
| |
| /* Descriptor for static string contained in the binary .mo file. */ |
| struct string_desc |
| { |
| /* Length of addressed string, not including the trailing NUL. */ |
| nls_uint32 length; |
| /* Offset of string in file. */ |
| nls_uint32 offset; |
| }; |
| |
| /* The following are only used in .mo files with minor revision >= 1. */ |
| |
| /* Descriptor for system dependent string segment. */ |
| struct sysdep_segment |
| { |
| /* Length of addressed string, including the trailing NUL. */ |
| nls_uint32 length; |
| /* Offset of string in file. */ |
| nls_uint32 offset; |
| }; |
| |
| /* Pair of a static and a system dependent segment, in struct sysdep_string. */ |
| struct segment_pair |
| { |
| /* Size of static segment. */ |
| nls_uint32 segsize; |
| /* Reference to system dependent string segment, or ~0 at the end. */ |
| nls_uint32 sysdepref; |
| }; |
| |
| /* Descriptor for system dependent string. */ |
| struct sysdep_string |
| { |
| /* Offset of static string segments in file. */ |
| nls_uint32 offset; |
| /* Alternating sequence of static and system dependent segments. |
| The last segment is a static segment, including the trailing NUL. */ |
| struct segment_pair segments[1]; |
| }; |
| |
| /* Marker for the end of the segments[] array. This has the value 0xFFFFFFFF, |
| regardless whether 'int' is 16 bit, 32 bit, or 64 bit. */ |
| #define SEGMENTS_END ((nls_uint32) ~0) |
| |
| /* @@ begin of epilog @@ */ |
| |
| #endif /* gettext.h */ |