4.59 beta

CPP/7zip/Archive/Hfs/HfsIn.h

@@ -0,0 +1,154 @@
+// HfsIn.h
+
+#ifndef __ARCHIVE_HFS_IN_H
+#define __ARCHIVE_HFS_IN_H
+
+#include "Common/MyString.h"
+#include "Common/Buffer.h"
+
+namespace NArchive {
+namespace NHfs {
+
+struct CExtent
+{
+  UInt32 Pos;
+  UInt32 NumBlocks;
+};
+
+struct CFork
+{
+  UInt64 Size;
+  // UInt32 ClumpSize;
+  UInt32 NumBlocks;
+  CExtent Extents[8];
+  void Parse(const Byte *p);
+};
+
+struct CVolHeader
+{
+  Byte Header[2];
+  UInt16 Version;
+  // UInt32 Attr;
+  // UInt32 LastMountedVersion;
+  // UInt32 JournalInfoBlock;
+
+  UInt32 CTime;
+  UInt32 MTime;
+  // UInt32 BackupTime;
+  // UInt32 CheckedTime;
+  
+  // UInt32 NumFiles;
+  // UInt32 NumFolders;
+  int BlockSizeLog;
+  UInt32 NumBlocks;
+  UInt32 NumFreeBlocks;
+
+  // UInt32 WriteCount;
+  // UInt32 FinderInfo[8];
+  // UInt64 VolID;
+
+  // CFork AllocationFile;
+  CFork ExtentsFile;
+  CFork CatalogFile;
+  // CFork AttributesFile;
+  // CFork StartupFile;
+
+  bool IsHfsX() const { return Version > 4; }
+};
+
+inline void HfsTimeToFileTime(UInt32 hfsTime, FILETIME &ft)
+{
+  UInt64 v = ((UInt64)3600 * 24 * (365 * 303 + 24 * 3) + hfsTime) * 10000000;
+  ft.dwLowDateTime = (DWORD)v;
+  ft.dwHighDateTime = (DWORD)(v >> 32);
+}
+
+enum ERecordType
+{
+  RECORD_TYPE_FOLDER = 1,
+  RECORD_TYPE_FILE = 2,
+  RECORD_TYPE_FOLDER_THREAD = 3,
+  RECORD_TYPE_FILE_THREAD = 4
+};
+
+struct CItem
+{
+  UString Name;
+  
+  UInt32 ParentID;
+
+  UInt16 Type;
+  // UInt16 Flags;
+  // UInt32 Valence;
+  UInt32 ID;
+  UInt32 CTime;
+  UInt32 MTime;
+  // UInt32 AttrMTime;
+  UInt32 ATime;
+  // UInt32 BackupDate;
+
+  /*
+  UInt32 OwnerID;
+  UInt32 GroupID;
+  Byte AdminFlags;
+  Byte OwnerFlags;
+  UInt16 FileMode;
+  union
+  {
+    UInt32  iNodeNum;
+    UInt32  LinkCount;
+    UInt32  RawDevice;
+  } special;
+  */
+
+  UInt64 Size;
+  UInt32 NumBlocks;
+  CRecordVector<CExtent> Extents;
+
+  bool IsDir() const { return Type == RECORD_TYPE_FOLDER; }
+  CItem(): Size(0), NumBlocks(0) {}
+};
+
+struct CIdIndexPair
+{
+  UInt32 ID;
+  int Index;
+};
+
+struct CProgressVirt
+{
+  virtual HRESULT SetTotal(UInt64 numFiles) PURE;
+  virtual HRESULT SetCompleted(UInt64 numFiles) PURE;
+};
+
+class CDatabase
+{
+  // CObjectVector<CIdExtents> FileExtents;
+  // CObjectVector<CIdExtents> ResExtents;
+  CRecordVector<CIdIndexPair> IdToIndexMap;
+
+  HRESULT LoadExtentFile(IInStream *inStream);
+  HRESULT LoadCatalog(IInStream *inStream, CProgressVirt *progress);
+
+  HRESULT ReadFile(const CFork &fork, CByteBuffer &buf, IInStream *inStream);
+public:
+  CVolHeader Header;
+  CObjectVector<CItem> Items;
+  // bool CaseSensetive;
+
+  void Clear()
+  {
+    // CaseSensetive = false;
+    Items.Clear();
+    // FileExtents.Clear();
+    // ResExtents.Clear();
+    IdToIndexMap.Clear();
+  }
+
+  UString GetItemPath(int index) const;
+  HRESULT Open(IInStream *inStream, CProgressVirt *progress);
+};
+
+}}
+  
+#endif