зеркало из https://github.com/mozilla/gecko-dev.git
119 строки
2.5 KiB
C++
119 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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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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int32_t magic;
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int32_t version;
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int32_t fill[4];
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int16_t entriesCount;
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} ap_header;
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typedef struct ap_entry
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{
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int32_t id;
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int32_t offset;
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int32_t length;
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} ap_entry;
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typedef struct ap_dates
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{
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int32_t 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_THREADSAFE_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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int32_t 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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int32_t m_offset;
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int32_t m_dataForkOffset;
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int32_t m_totalDataForkWritten;
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int32_t m_totalResourceForkWritten;
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bool m_headerOk;
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int32_t m_currentPartID;
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int32_t m_currentPartLength;
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int32_t 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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