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122 lines
5.4 KiB
C
122 lines
5.4 KiB
C
/*-
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* Copyright (c) 2000, 2001 Citrus Project,
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#pragma once
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#include <inttypes.h>
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#include <unistd.h>
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#include "util/attributes.h"
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/* ==============
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* MO File Format *
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* ==============
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*
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byte
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+------------------------------------------+
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0 | magic number = 0x950412de |
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4 | file format revision = 0 |
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8 | number of strings | == N
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12 | offset of table with original strings | == O
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16 | offset of table with translation strings | == T
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20 | size of hashing table | == S
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24 | offset of hashing table | == H
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. .
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. (possibly more entries later) .
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. .
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O | length & offset 0th string ----------------.
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O + 8 | length & offset 1st string ------------------.
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... ... | |
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O + ((N-1)*8)| length & offset (N-1)th string | | |
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| | | |
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T | length & offset 0th translation ---------------.
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T + 8 | length & offset 1st translation -----------------.
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... ... | | | |
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T + ((N-1)*8)| length & offset (N-1)th translation | | | | |
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| | | | | |
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H | start hash table | | | | |
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... ... | | | |
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H + S * 4 | end hash table | | | | |
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| | | | | |
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| NUL terminated 0th string <----------------' | | |
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| NUL terminated 1st string <------------------' | |
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| | | |
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... ... | |
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| NUL terminated 0th translation <---------------' |
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| | |
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| NUL terminated 1st translation <-----------------'
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... ...
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+------------------------------------------+
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*
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*/
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#define MO_MAGIC 0x950412de
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#define MO_GET_REV_MAJOR(r) (((r) >> 16) & 0xFFFF)
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#define MO_GET_REV_MINOR(r) ((r) & 0xFFFF)
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#define MO_MAKE_REV(maj, min) (((maj) << 16) | (min))
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#define LANG_PROP_NAME "Language: "
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/* *.mo file format */
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typedef struct PACKED {
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uint32_t mo_magic; /* determines endian */
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uint32_t mo_revision; /* file format revision: 0 */
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uint32_t mo_nstring; /* N: number of strings */
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uint32_t mo_otable; /* O: original text table offset */
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uint32_t mo_ttable; /* T: translated text table offset */
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uint32_t mo_hsize; /* S: size of hashing table */
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uint32_t mo_hoffset; /* H: offset of hashing table */
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} MoHeader;
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typedef struct PACKED {
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uint32_t len; /* strlen(str), so region will be len + 1 */
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uint32_t off; /* offset of \0-terminated string */
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} MoEntry;
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typedef struct {
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MoHeader hdr;
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char *mo_lang;
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uint32_t *mo_htable; /* H: hash table */
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} Mo;
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typedef struct {
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size_t len;
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Mo mo; /* endian-flipped mo file header */
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} MoHandle;
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