diff options
Diffstat (limited to 'lib/libc/iconv/citrus_db_file.h')
-rw-r--r-- | lib/libc/iconv/citrus_db_file.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/lib/libc/iconv/citrus_db_file.h b/lib/libc/iconv/citrus_db_file.h new file mode 100644 index 000000000000..aed07e8d1ea0 --- /dev/null +++ b/lib/libc/iconv/citrus_db_file.h @@ -0,0 +1,85 @@ +/* $FreeBSD$ */ +/* $NetBSD: citrus_db_file.h,v 1.4 2008/02/10 05:58:22 junyoung Exp $ */ + +/*- + * Copyright (c)2003 Citrus Project, + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _CITRUS_DB_FILE_H_ +#define _CITRUS_DB_FILE_H_ + +/* + * db format: + * +--- + * | header + * | - magic + * | - num entries + * +--- + * | entry directory + * | +------------ + * | | entry0 + * | | - hash value + * | | - next entry + * | | - key offset + * | | - key len + * | | - data offset + * | | - data size + * | |--- + * | | entry1 + * | | .. + * | | entryN + * | +--- + * +--- + * | key table + * | - key0 + * | ... + * | - keyN + * +--- + * | data table + * | - data0 + * | ... + * | - dataN + * +--- + */ + +#define _CITRUS_DB_MAGIC_SIZE 8 +#define _CITRUS_DB_HEADER_SIZE 16 +struct _citrus_db_header_x { + char dhx_magic[_CITRUS_DB_MAGIC_SIZE]; + uint32_t dhx_num_entries; + uint32_t dhx_entry_offset; +} __packed; + +struct _citrus_db_entry_x { + uint32_t dex_hash_value; + uint32_t dex_next_offset; + uint32_t dex_key_offset; + uint32_t dex_key_size; + uint32_t dex_data_offset; + uint32_t dex_data_size; +} __packed; +#define _CITRUS_DB_ENTRY_SIZE 24 + +#endif |