зеркало из https://github.com/mozilla/pjs.git
151 строка
4.0 KiB
C++
151 строка
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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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#ifndef nsDecodeAppleFile_h__
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#define nsDecodeAppleFile_h__
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#include "nscore.h"
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#include "nsCOMPtr.h"
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#include "nsIFile.h"
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#include "nsILocalFileMac.h"
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#include "nsIOutputStream.h"
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/*
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** applefile definitions used
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*/
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#if PRAGMA_STRUCT_ALIGN
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#pragma options align=mac68k
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#endif
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#define APPLESINGLE_MAGIC 0x00051600L
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#define APPLEDOUBLE_MAGIC 0x00051607L
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#define VERSION 0x00020000
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#define NUM_ENTRIES 6
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#define ENT_DFORK 1L
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#define ENT_RFORK 2L
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#define ENT_NAME 3L
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#define ENT_COMMENT 4L
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#define ENT_DATES 8L
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#define ENT_FINFO 9L
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#define CONVERT_TIME 1265437696L
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/*
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** data type used in the header decoder.
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*/
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typedef struct ap_header
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{
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PRInt32 magic;
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PRInt32 version;
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PRInt32 fill[4];
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PRInt16 entriesCount;
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} ap_header;
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typedef struct ap_entry
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{
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PRInt32 id;
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PRInt32 offset;
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PRInt32 length;
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} ap_entry;
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typedef struct ap_dates
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{
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PRInt32 create, modify, backup, access;
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} ap_dates;
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#if PRAGMA_STRUCT_ALIGN
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#pragma options align=reset
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#endif
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/*
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**Error codes
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*/
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enum {
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errADNotEnoughData = -12099,
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errADNotSupported,
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errADBadVersion
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};
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class nsDecodeAppleFile : public nsIOutputStream
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOUTPUTSTREAM
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nsDecodeAppleFile();
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virtual ~nsDecodeAppleFile();
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nsresult Initialize(nsIOutputStream *output, nsIFile *file);
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private:
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#define MAX_BUFFERSIZE 1024
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enum ParserState {parseHeaders, parseEntries, parseLookupPart, parsePart, parseSkipPart,
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parseDataFork, parseResourceFork, parseWriteThrough};
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nsCOMPtr<nsIOutputStream> m_output;
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FSSpec m_fsFileSpec;
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SInt16 m_rfRefNum;
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unsigned char * m_dataBuffer;
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PRInt32 m_dataBufferLength;
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ParserState m_state;
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ap_header m_headers;
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ap_entry * m_entries;
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PRInt32 m_offset;
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PRInt32 m_dataForkOffset;
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PRInt32 m_totalDataForkWritten;
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PRInt32 m_totalResourceForkWritten;
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PRBool m_headerOk;
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PRInt32 m_currentPartID;
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PRInt32 m_currentPartLength;
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PRInt32 m_currentPartCount;
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Str255 m_comment;
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ap_dates m_dates;
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FInfo m_finderInfo;
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FXInfo m_finderExtraInfo;
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};
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#endif
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