/// <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 CommonNetworkRelativeLink from a given byte array /// </summary> /// <param name="ba">The byte array</param> /// <returns>A CommonNetworkRelativeLink object</returns> public static CommonNetworkRelativeLink FromByteArray(byte[] ba) { CommonNetworkRelativeLink CommonNetworkRelativeLink = new CommonNetworkRelativeLink(); if (ba.Length < 0x14) { throw new ArgumentException(String.Format("Size of the CommonNetworkRelativeLink Structure is less than 20 ({0})", ba.Length)); } UInt32 CommonNetworkRelativeLinkSize = BitConverter.ToUInt32(ba, 0); if (CommonNetworkRelativeLinkSize > ba.Length) { throw new ArgumentException(String.Format("The CommonNetworkRelativeLinkSize is {0} is incorrect (expected {1})", CommonNetworkRelativeLink, ba.Length)); } CommonNetworkRelativeLinkFlags CommonNetworkRelativeLinkFlags = (CommonNetworkRelativeLinkFlags)BitConverter.ToUInt32(ba, 4); UInt32 NetNameOffset = BitConverter.ToUInt32(ba, 8); UInt32 DeviceNameOffset = BitConverter.ToUInt32(ba, 12); UInt32 NetNameOffsetUnicode = 0; UInt32 DeviceNameOffsetUnicode = 0; CommonNetworkRelativeLink.NetworkProviderType = (NetworkProviderType)BitConverter.ToUInt32(ba, 16); if (NetNameOffset > 0x14) { NetNameOffsetUnicode = BitConverter.ToUInt32(ba, 20); DeviceNameOffsetUnicode = BitConverter.ToUInt32(ba, 24); } byte[] tmp = ba.Skip((int)NetNameOffset).ToArray(); CommonNetworkRelativeLink.NetName = Encoding.Default.GetString(tmp.Take(Array.IndexOf(tmp, (byte)0x00) + 1).ToArray()).TrimEnd(new char[] { (char)0 }); if ((CommonNetworkRelativeLinkFlags & CommonNetworkRelativeLinkFlags.ValidDevice) != 0) { tmp = ba.Skip((int)DeviceNameOffset).ToArray(); CommonNetworkRelativeLink.DeviceName = Encoding.Default.GetString(tmp.Take(Array.IndexOf(tmp, (byte)0x00) + 1).ToArray()).TrimEnd(new char[] { (char)0 }); } if (NetNameOffset > 0x14) { int Index = 0; tmp = ba.Skip((int)NetNameOffsetUnicode).ToArray(); for (int i = 0; i < tmp.Length - 1; i++) { if (tmp[i] == 0x00 && tmp[i + 1] == 0x00) { Index = i; break; } } CommonNetworkRelativeLink.NetNameUnicode = Encoding.Unicode.GetString(tmp.Take(Index + 1).ToArray()).TrimEnd(new char[] { (char)0 }); if ((CommonNetworkRelativeLinkFlags & CommonNetworkRelativeLinkFlags.ValidDevice) != 0) { tmp = ba.Skip((int)DeviceNameOffsetUnicode).ToArray(); for (int i = 0; i < tmp.Length - 1; i++) { if (tmp[i] == 0x00 && tmp[i + 1] == 0x00) { Index = i; break; } } CommonNetworkRelativeLink.DeviceNameUnicode = Encoding.Unicode.GetString(tmp.Take(Index + 1).ToArray()).TrimEnd(new char[] { (char)0 }); } } return(CommonNetworkRelativeLink); }
/// <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); }