/// <inheritdoc />
public override String ToString()
{
StringBuilder builder = new StringBuilder();
builder.Append(base.ToString());
builder.AppendFormat("LinkInfoSize: {0} (0x{0:X})", LinkInfoSize);
builder.AppendLine();
builder.AppendFormat("LinkInfoHeaderSize: {0} (0x{0:X})", LinkInfoHeaderSize);
builder.AppendLine();
builder.AppendFormat("LinkInfoFlags: {0}", LinkInfoFlags);
builder.AppendLine();
builder.AppendFormat("VolumeIDOffset: {0} (0x{0:X})", VolumeIDOffset);
builder.AppendLine();
builder.AppendFormat("LocalBasePathOffset: {0} (0x{0:X})", LocalBasePathOffset);
builder.AppendLine();
builder.AppendFormat("CommonNetworkRelativeLinkOffset: {0} (0x{0:X})", CommonNetworkRelativeLinkOffset);
builder.AppendLine();
builder.AppendFormat("CommonPathSuffixOffset: {0} (0x{0:X})", CommonPathSuffixOffset);
builder.AppendLine();
if (LinkInfoHeaderSize > 0x1C)
{
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
builder.AppendFormat("LocalBasePathOffsetUnicode: {0} (0x{0:X})", LocalBasePathOffsetUnicode);
builder.AppendLine();
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
builder.AppendFormat("CommonPathSuffixOffsetUnicode: {0} (0x{0:X})", CommonPathSuffixOffsetUnicode);
builder.AppendLine();
}
}
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
builder.Append(VolumeID.ToString());
builder.AppendFormat("LocalBasePath: {0}", LocalBasePath);
builder.AppendLine();
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
builder.Append(CommonNetworkRelativeLink.ToString());
}
builder.AppendFormat("CommonPathSuffix: {0}", CommonPathSuffix);
builder.AppendLine();
if (LinkInfoHeaderSize > 0x1C)
{
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
builder.AppendFormat("LocalBasePathUnicode: {0}", LocalBasePathUnicode);
builder.AppendLine();
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
builder.AppendFormat("CommonPathSuffixUnicode: {0}", CommonPathSuffixUnicode);
builder.AppendLine();
}
}
return(builder.ToString());
}
/// <inheritdoc />
public override byte[] GetBytes()
{
byte[] LinkInfo = new byte[LinkInfoSize];
Buffer.BlockCopy(BitConverter.GetBytes(LinkInfoSize), 0, LinkInfo, 0, 4);
Buffer.BlockCopy(BitConverter.GetBytes(LinkInfoHeaderSize), 0, LinkInfo, 4, 4);
Buffer.BlockCopy(BitConverter.GetBytes((UInt32)LinkInfoFlags), 0, LinkInfo, 8, 4);
Buffer.BlockCopy(BitConverter.GetBytes(VolumeIDOffset), 0, LinkInfo, 12, 4);
Buffer.BlockCopy(BitConverter.GetBytes(LocalBasePathOffset), 0, LinkInfo, 16, 4);
Buffer.BlockCopy(BitConverter.GetBytes(CommonNetworkRelativeLinkOffset), 0, LinkInfo, 20, 4);
Buffer.BlockCopy(BitConverter.GetBytes(CommonPathSuffixOffset), 0, LinkInfo, 24, 4);
if (LinkInfoHeaderSize > 0x1C)
{
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
Buffer.BlockCopy(BitConverter.GetBytes(LocalBasePathOffsetUnicode), 0, LinkInfo, 28, 4);
Buffer.BlockCopy(Encoding.Unicode.GetBytes(LocalBasePathUnicode), 0, LinkInfo, (int)LocalBasePathOffsetUnicode, LocalBasePathUnicode.Length * 2);
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
Buffer.BlockCopy(BitConverter.GetBytes(CommonPathSuffixOffsetUnicode), 0, LinkInfo, 32, 4);
Buffer.BlockCopy(Encoding.Unicode.GetBytes(CommonPathSuffixUnicode), 0, LinkInfo, (int)CommonPathSuffixOffsetUnicode, CommonPathSuffixUnicode.Length * 2);
}
}
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
Buffer.BlockCopy(VolumeID.GetBytes(), 0, LinkInfo, (int)VolumeIDOffset, (int)VolumeID.VolumeIDSize);
Buffer.BlockCopy(Encoding.Default.GetBytes(LocalBasePath), 0, LinkInfo, (int)LocalBasePathOffset, LocalBasePath.Length);
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
Buffer.BlockCopy(CommonNetworkRelativeLink.GetBytes(), 0, LinkInfo, (int)CommonNetworkRelativeLinkOffset, (int)CommonNetworkRelativeLink.CommonNetworkRelativeLinkSize);
Buffer.BlockCopy(Encoding.Default.GetBytes(CommonPathSuffix), 0, LinkInfo, (int)CommonPathSuffixOffset, CommonPathSuffix.Length);
}
return(LinkInfo);
}
/// <summary>
/// Create a VolumeID from a given byte array
/// </summary>
/// <param name="ba">The byte array</param>
/// <returns>A VolumeID object</returns>
public static VolumeID FromByteArray(byte[] ba)
{
VolumeID VolumeId = new VolumeID(false);
if (ba.Length <= 0x10)
{
throw new ArgumentException(String.Format("Size of the VolumeID Structure is less than 17 ({0})", ba.Length));
}
UInt32 VolumeIDSize = BitConverter.ToUInt32(ba, 0);
if (VolumeIDSize > ba.Length)
{
throw new ArgumentException(String.Format("The VolumeIDSize is {0} is incorrect (expected {1})", VolumeIDSize, ba.Length));
}
VolumeId.DriveType = (DriveType)BitConverter.ToUInt32(ba, 4);
VolumeId.DriveSerialNumber = BitConverter.ToUInt32(ba, 8);
UInt32 VolumeLabelOffset = BitConverter.ToUInt32(ba, 12);
if (VolumeLabelOffset == 0x14)
{
UInt32 VolumeLabelOffsetUnicode = BitConverter.ToUInt32(ba, 16);
byte[] Data = new byte[VolumeIDSize - 0x14];
Buffer.BlockCopy(ba, 0x14, Data, 0, Data.Length);
VolumeId.VolumeLabel = Encoding.Unicode.GetString(Data).TrimEnd(new char[] { (char)0 });
VolumeId.IsUnicode = true;
}
else
{
byte[] Data = new byte[VolumeIDSize - 0x10];
Buffer.BlockCopy(ba, 0x10, Data, 0, Data.Length);
VolumeId.VolumeLabel = Encoding.Default.GetString(Data).TrimEnd(new char[] { (char)0 });
}
return(VolumeId);
}
/// <summary>
/// Create a LinkInfo from a given byte array
/// </summary>
/// <param name="ba">The byte array</param>
/// <returns>A LinkInfo object</returns>
public static LinkInfo FromByteArray(byte[] ba)
{
LinkInfo LinkInfo = new LinkInfo();
if (ba.Length < 0x1C)
{
throw new ArgumentException(String.Format("Size of the LinkInfo Structure is less than 28 ({0})", ba.Length));
}
UInt32 LinkInfoSize = BitConverter.ToUInt32(ba, 0);
if (LinkInfoSize > ba.Length)
{
throw new ArgumentException(String.Format("The LinkInfoSize is {0} is incorrect (expected {1})", LinkInfoSize, ba.Length));
}
UInt32 LinkInfoHeaderSize = BitConverter.ToUInt32(ba, 4);
if (LinkInfoHeaderSize < 0x1C)
{
throw new ArgumentException(String.Format("The LinkInfoHeaderSize is {0} is incorrect)", LinkInfoHeaderSize));
}
LinkInfoFlags LinkInfoFlags = (LinkInfoFlags)BitConverter.ToUInt32(ba, 8);
// TODO: check offsets
UInt32 VolumeIDOffset = BitConverter.ToUInt32(ba, 12);
UInt32 LocalBasePathOffset = BitConverter.ToUInt32(ba, 16);
UInt32 CommonNetworkRelativeLinkOffset = BitConverter.ToUInt32(ba, 20);
UInt32 CommonPathSuffixOffset = BitConverter.ToUInt32(ba, 24);
UInt32 LocalBasePathOffsetUnicode = 0;
UInt32 CommonPathSuffixOffsetUnicode = 0;
if (LinkInfoHeaderSize > 0x1C)
{
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
LocalBasePathOffsetUnicode = BitConverter.ToUInt32(ba, 28);
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
CommonPathSuffixOffsetUnicode = BitConverter.ToUInt32(ba, 32);
}
}
byte[] tmp;
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
tmp = ba.Skip((int)VolumeIDOffset).ToArray();
LinkInfo.VolumeID = VolumeID.FromByteArray(tmp);
tmp = ba.Skip((int)LocalBasePathOffset).ToArray();
LinkInfo.LocalBasePath = Encoding.Default.GetString(tmp.Take(Array.IndexOf(tmp, (byte)0x00) + 1).ToArray()).TrimEnd(new char[] { (char)0 });
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
tmp = ba.Skip((int)CommonNetworkRelativeLinkOffset).ToArray();
LinkInfo.CommonNetworkRelativeLink = CommonNetworkRelativeLink.FromByteArray(tmp);
tmp = ba.Skip((int)CommonPathSuffixOffset).ToArray();
LinkInfo.CommonPathSuffix = Encoding.Default.GetString(tmp.Take(Array.IndexOf(tmp, (byte)0x00) + 1).ToArray()).TrimEnd(new char[] { (char)0 });
}
if (LinkInfoHeaderSize >= 0x24)
{
if ((LinkInfoFlags & LinkInfoFlags.VolumeIDAndLocalBasePath) != 0)
{
int Index = 0;
tmp = ba.Skip((int)LocalBasePathOffsetUnicode).ToArray();
for (int i = 0; i < tmp.Length - 1; i++)
{
if (tmp[i] == 0x00 && tmp[i + 1] == 0x00)
{
Index = i;
break;
}
}
LinkInfo.LocalBasePathUnicode = Encoding.Unicode.GetString(tmp.Take(Index + 1).ToArray()).TrimEnd(new char[] { (char)0 });
}
if ((LinkInfoFlags & LinkInfoFlags.CommonNetworkRelativeLinkAndPathSuffix) != 0)
{
int Index = 0;
tmp = ba.Skip((int)CommonPathSuffixOffsetUnicode).ToArray();
for (int i = 0; i < tmp.Length - 1; i++)
{
if (tmp[i] == 0x00 && tmp[i + 1] == 0x00)
{
Index = i;
break;
}
}
LinkInfo.CommonPathSuffixUnicode = Encoding.Unicode.GetString(tmp.Take(Index + 1).ToArray()).TrimEnd(new char[] { (char)0 });
}
}
return(LinkInfo);
}
