2007-09-16 16:48:03 -07:00
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Zip Writer Component.
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*
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* The Initial Developer of the Original Code is
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* Dave Townsend <dtownsend@oxymoronical.com>.
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*
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK *****
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*/
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#ifndef _nsZipHeader_h_
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#define _nsZipHeader_h_
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#include "nsString.h"
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#include "nsIOutputStream.h"
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#include "nsIInputStream.h"
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#include "nsIZipReader.h"
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#include "nsAutoPtr.h"
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2008-10-31 13:10:46 -07:00
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// High word is S_IFREG, low word is DOS file attribute
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#define ZIP_ATTRS_FILE 0x80000000
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// High word is S_IFDIR, low word is DOS dir attribute
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#define ZIP_ATTRS_DIRECTORY 0x40000010
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#define PERMISSIONS_FILE 0644
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#define PERMISSIONS_DIR 0755
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// Combine file type attributes with unix style permissions
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#define ZIP_ATTRS(p, a) ((p & 0xfff) << 16) | a
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class nsZipHeader : public nsIZipEntry
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIZIPENTRY
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nsZipHeader() :
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mCRC(0),
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mCSize(0),
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mUSize(0),
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mEAttr(0),
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mOffset(0),
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mFieldLength(0),
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2009-12-15 15:01:08 -08:00
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mLocalFieldLength(0),
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2008-10-31 13:10:46 -07:00
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mVersionMade(0x0300 + 23), // Generated on Unix by v2.3 (matches infozip)
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mVersionNeeded(20), // Requires v2.0 to extract
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2007-09-16 16:48:03 -07:00
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mFlags(0),
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mMethod(0),
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mTime(0),
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mDate(0),
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mDisk(0),
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mIAttr(0),
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mInited(PR_FALSE),
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mExtraField(NULL),
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mLocalExtraField(NULL)
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2007-09-16 16:48:03 -07:00
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{
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}
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~nsZipHeader()
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{
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mExtraField = NULL;
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mLocalExtraField = NULL;
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2007-09-16 16:48:03 -07:00
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}
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PRUint32 mCRC;
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PRUint32 mCSize;
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PRUint32 mUSize;
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PRUint32 mEAttr;
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PRUint32 mOffset;
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PRUint32 mFieldLength;
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PRUint32 mLocalFieldLength;
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PRUint16 mVersionMade;
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PRUint16 mVersionNeeded;
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PRUint16 mFlags;
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PRUint16 mMethod;
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PRUint16 mTime;
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PRUint16 mDate;
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PRUint16 mDisk;
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PRUint16 mIAttr;
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PRPackedBool mInited;
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nsCString mName;
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nsCString mComment;
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nsAutoArrayPtr<PRUint8> mExtraField;
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nsAutoArrayPtr<PRUint8> mLocalExtraField;
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2007-09-16 16:48:03 -07:00
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void Init(const nsACString & aPath, PRTime aDate, PRUint32 aAttr,
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PRUint32 aOffset);
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PRUint32 GetFileHeaderLength();
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nsresult WriteFileHeader(nsIOutputStream *aStream);
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PRUint32 GetCDSHeaderLength();
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nsresult WriteCDSHeader(nsIOutputStream *aStream);
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nsresult ReadCDSHeader(nsIInputStream *aStream);
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const PRUint8 * GetExtraField(PRUint16 aTag, PRBool aLocal, PRUint16 *aBlockSize);
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};
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#endif
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