/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



/* Local file head offsets.  The header is followed by the filename and
   possibly the extra field. */
#define zf_lfhSig		0
#define zf_lfhExVers		4
#define zf_lfhFlags		6
#define zf_lfhComp		8
#define zf_lfhModTime		10
#define zf_lfhModDate		12
#define zf_lfhCRC		14
#define zf_lfhCompSize		18
#define zf_lfhUncompSize	22
#define zf_lfhNameLen		26
#define zf_lfhExtraLen		28
#define zf_lfhSIZE		30 /* total size of header */

/* We don't write data descriptors. */

/* Central dir file header offsets.  Each entry is followed by the filename,
   optional extra field, and file comment. */
#define zf_cdhSig		0
#define zf_cdhVers		4
#define zf_cdhExVers		6
#define zf_cdhFlags		8
#define zf_cdhComp		10
#define zf_cdhTime		12
#define zf_cdhDate		14
#define zf_cdhCRC		16
#define zf_cdhCompSize		20
#define zf_cdhUncompSize	24
#define zf_cdhNameLen		28
#define zf_cdhExtraLen		30
#define zf_cdhCommentLen	32
#define zf_cdhDiskNum		34
#define zf_cdhIFAttrs		36
#define zf_cdhEFAttrs		38
#define zf_cdhLHOffset		42
#define zf_cdhSIZE		46 /* total size of header */

/* End of central dir record offsets.  It is followed by the zipfile
   comment. */
#define zf_ecdSig		0
#define zf_ecdDiskNum		4
#define zf_ecdDirDiskNum	6
#define zf_ecdNumEntries	8
#define zf_ecdTotalEntries	10
#define zf_ecdDirSize		12
#define zf_ecdDirOffset		16
#define zf_ecdCommentLen	20
#define zf_ecdSIZE		22 /* total size */

/* Magic constants to put in these structures. */
#define zf_LFHSIGValue		0x04034b50
#define zf_CDHSIGValue		0x02014b50
#define zf_ECDSIGValue		0x06054b50

/* OS values for upper byte of version field. */
#define zf_osUnix		3

/* Encode a major,minor version in a byte. */
#define zf_Vers(major,minor)	((major) * 10 + (minor))

/* Compression values. */
#define zf_compNone		0