| private DosTimeToDateTime ( uint _dt ) : System.DateTime | ||
| _dt | uint | |
| return | System.DateTime | |
public List <ZipStorer.ZipFileEntry> ReadCentralDirectory()
{
if (this.centralDirectoryImage == null)
{
throw new InvalidOperationException("Central directory currently does not exist");
}
List <ZipStorer.ZipFileEntry> list = new List <ZipStorer.ZipFileEntry>();
ushort num2;
ushort num3;
ushort num4;
for (int i = 0; i < this.centralDirectoryImage.Length; i += (int)(46 + num2 + num3 + num4))
{
uint num = BitConverter.ToUInt32(this.centralDirectoryImage, i);
if (num != 33639248u)
{
break;
}
bool flag = (BitConverter.ToUInt16(this.centralDirectoryImage, i + 8) & 2048) != 0;
ushort method = BitConverter.ToUInt16(this.centralDirectoryImage, i + 10);
uint dosTime = BitConverter.ToUInt32(this.centralDirectoryImage, i + 12);
uint crc = BitConverter.ToUInt32(this.centralDirectoryImage, i + 16);
uint compressedSize = BitConverter.ToUInt32(this.centralDirectoryImage, i + 20);
uint fileSize = BitConverter.ToUInt32(this.centralDirectoryImage, i + 24);
num2 = BitConverter.ToUInt16(this.centralDirectoryImage, i + 28);
num3 = BitConverter.ToUInt16(this.centralDirectoryImage, i + 30);
num4 = BitConverter.ToUInt16(this.centralDirectoryImage, i + 32);
uint headerOffset = BitConverter.ToUInt32(this.centralDirectoryImage, i + 42);
uint headerSize = (uint)(46 + num2 + num3 + num4);
Encoding encoding = flag ? Encoding.UTF8 : ZipStorer.defaultEncoding;
ZipStorer.ZipFileEntry item = default(ZipStorer.ZipFileEntry);
item.Method = (ZipStorer.CompressionMethod)method;
item.FilenameInZip = encoding.GetString(this.centralDirectoryImage, i + 46, (int)num2);
item.FileOffset = this.GetFileOffset(headerOffset);
item.FileSize = fileSize;
item.CompressedSize = compressedSize;
item.HeaderOffset = headerOffset;
item.HeaderSize = headerSize;
item.Crc32 = crc;
item.ModifyTime = ZipStorer.DosTimeToDateTime(dosTime);
if (num4 > 0)
{
item.Comment = encoding.GetString(this.centralDirectoryImage, i + 46 + (int)num2 + (int)num3, (int)num4);
}
list.Add(item);
}
return(list);
}
