Exemple #1
0
 public DynamicHeader(long dataOffset, long tableOffset, uint blockSize, long diskSize)
 {
     Cookie            = HeaderCookie;
     DataOffset        = dataOffset;
     TableOffset       = tableOffset;
     HeaderVersion     = Version1;
     BlockSize         = blockSize;
     MaxTableEntries   = (int)((diskSize + blockSize - 1) / blockSize);
     ParentTimestamp   = Footer.EpochUtc;
     ParentUnicodeName = string.Empty;
     ParentLocators    = new ParentLocator[8];
     for (int i = 0; i < 8; ++i)
     {
         ParentLocators[i] = new ParentLocator();
     }
 }
Exemple #2
0
 public DynamicHeader(DynamicHeader toCopy)
 {
     Cookie            = toCopy.Cookie;
     DataOffset        = toCopy.DataOffset;
     TableOffset       = toCopy.TableOffset;
     HeaderVersion     = toCopy.HeaderVersion;
     MaxTableEntries   = toCopy.MaxTableEntries;
     BlockSize         = toCopy.BlockSize;
     Checksum          = toCopy.Checksum;
     ParentUniqueId    = toCopy.ParentUniqueId;
     ParentTimestamp   = toCopy.ParentTimestamp;
     ParentUnicodeName = toCopy.ParentUnicodeName;
     ParentLocators    = new ParentLocator[toCopy.ParentLocators.Length];
     for (int i = 0; i < ParentLocators.Length; ++i)
     {
         ParentLocators[i] = new ParentLocator(toCopy.ParentLocators[i]);
     }
 }
Exemple #3
0
        public static DynamicHeader FromBytes(byte[] data, int offset)
        {
            DynamicHeader result = new DynamicHeader();

            result.Cookie            = Utilities.BytesToString(data, offset, 8);
            result.DataOffset        = Utilities.ToInt64BigEndian(data, offset + 8);
            result.TableOffset       = Utilities.ToInt64BigEndian(data, offset + 16);
            result.HeaderVersion     = Utilities.ToUInt32BigEndian(data, offset + 24);
            result.MaxTableEntries   = Utilities.ToInt32BigEndian(data, offset + 28);
            result.BlockSize         = Utilities.ToUInt32BigEndian(data, offset + 32);
            result.Checksum          = Utilities.ToUInt32BigEndian(data, offset + 36);
            result.ParentUniqueId    = Utilities.ToGuidBigEndian(data, offset + 40);
            result.ParentTimestamp   = Footer.EpochUtc.AddSeconds(Utilities.ToUInt32BigEndian(data, offset + 56));
            result.ParentUnicodeName = Encoding.BigEndianUnicode.GetString(data, offset + 64, 512).TrimEnd('\0');

            result.ParentLocators = new ParentLocator[8];
            for (int i = 0; i < 8; ++i)
            {
                result.ParentLocators[i] = ParentLocator.FromBytes(data, offset + 576 + (i * 24));
            }

            return(result);
        }