netwerk/streamconv/src/nsAppleFileDecoder.h
author Ehsan Akhgari <ehsan@mozilla.com>
Wed, 22 Aug 2012 11:56:38 -0400
changeset 102997 a16372ce30b5f6b747246b01fcd215a4bf3b6342
parent 94475 f4157e8c410708d76703f19e4dfb61859bfe32d8
child 106706 c4f83d9d8243f3f853a5356188164a5fddee2b5a
permissions -rw-r--r--
Bug 579517 - Part 1: Automated conversion of NSPR numeric types to stdint types in Gecko; r=bsmedberg This patch was generated by a script. Here's the source of the script for future reference: function convert() { echo "Converting $1 to $2..." find . ! -wholename "*nsprpub*" \ ! -wholename "*security/nss*" \ ! -wholename "*/.hg*" \ ! -wholename "obj-ff-dbg*" \ ! -name nsXPCOMCID.h \ ! -name prtypes.h \ -type f \ \( -iname "*.cpp" \ -o -iname "*.h" \ -o -iname "*.c" \ -o -iname "*.cc" \ -o -iname "*.idl" \ -o -iname "*.ipdl" \ -o -iname "*.ipdlh" \ -o -iname "*.mm" \) | \ xargs -n 1 sed -i -e "s/\b$1\b/$2/g" } convert PRInt8 int8_t convert PRUint8 uint8_t convert PRInt16 int16_t convert PRUint16 uint16_t convert PRInt32 int32_t convert PRUint32 uint32_t convert PRInt64 int64_t convert PRUint64 uint64_t convert PRIntn int convert PRUintn unsigned convert PRSize size_t convert PROffset32 int32_t convert PROffset64 int64_t convert PRPtrdiff ptrdiff_t convert PRFloat64 double

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef nsAppleFileDecoder_h__
#define nsAppleFileDecoder_h__

#include "nsIAppleFileDecoder.h"
#include "nsILocalFileMac.h"

/*
** applefile definitions used 
*/
#if PRAGMA_STRUCT_ALIGN
  #pragma options align=mac68k
#endif

#define APPLESINGLE_MAGIC   0x00051600L
#define APPLEDOUBLE_MAGIC 	0x00051607L
#define VERSION             0x00020000

#define NUM_ENTRIES 		6

#define ENT_DFORK   		1L
#define ENT_RFORK   		2L
#define ENT_NAME    		3L
#define ENT_COMMENT 		4L
#define ENT_DATES   		8L
#define ENT_FINFO   		9L

#define CONVERT_TIME 		1265437696L

/*
** data type used in the header decoder.
*/
typedef struct ap_header 
{
	int32_t 	magic;
	int32_t   version;
	int32_t 	fill[4];
	int16_t 	entriesCount;

} ap_header;

typedef struct ap_entry 
{
	int32_t   id;
	int32_t	  offset;
	int32_t	  length;
	
} ap_entry;

typedef struct ap_dates 
{
	int32_t create, modify, backup, access;

} ap_dates;

#if PRAGMA_STRUCT_ALIGN
  #pragma options align=reset
#endif

/*
**Error codes
*/
enum {
  errADNotEnoughData = -12099,
  errADNotSupported,
  errADBadVersion
};


class nsAppleFileDecoder : public nsIAppleFileDecoder
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIOUTPUTSTREAM
  NS_DECL_NSIAPPLEFILEDECODER 
   
  nsAppleFileDecoder();
  virtual ~nsAppleFileDecoder();
  
private:
  #define MAX_BUFFERSIZE    1024
  enum ParserState {parseHeaders, parseEntries, parseLookupPart, parsePart, parseSkipPart,
                    parseDataFork, parseResourceFork, parseWriteThrough};
  
  nsCOMPtr<nsIOutputStream> m_output;
  FSSpec            m_fsFileSpec;
  SInt16            m_rfRefNum;
  
  unsigned char *   m_dataBuffer;
  int32_t           m_dataBufferLength;
  ParserState       m_state;
  ap_header         m_headers;
  ap_entry *        m_entries;
  int32_t           m_offset;
  int32_t           m_dataForkOffset;
  int32_t           m_totalDataForkWritten;
  int32_t           m_totalResourceForkWritten;
  bool              m_headerOk;
  
  int32_t           m_currentPartID;
  int32_t           m_currentPartLength;
  int32_t           m_currentPartCount;
  
  Str255            m_comment;
  ap_dates          m_dates;
  FInfo             m_finderInfo;
  FXInfo            m_finderExtraInfo;
};

#endif