diff options
Diffstat (limited to 'Emby.Server.Implementations/IO/SharpCifs/Smb/SmbComNegotiateResponse.cs')
| -rw-r--r-- | Emby.Server.Implementations/IO/SharpCifs/Smb/SmbComNegotiateResponse.cs | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/Emby.Server.Implementations/IO/SharpCifs/Smb/SmbComNegotiateResponse.cs b/Emby.Server.Implementations/IO/SharpCifs/Smb/SmbComNegotiateResponse.cs new file mode 100644 index 000000000..c4cd1c129 --- /dev/null +++ b/Emby.Server.Implementations/IO/SharpCifs/Smb/SmbComNegotiateResponse.cs @@ -0,0 +1,164 @@ +// This code is derived from jcifs smb client library <jcifs at samba dot org> +// Ported by J. Arturo <webmaster at komodosoft dot net> +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +using System; +using SharpCifs.Util; +using SharpCifs.Util.Sharpen; + +namespace SharpCifs.Smb +{ + internal class SmbComNegotiateResponse : ServerMessageBlock + { + internal int DialectIndex; + + internal SmbTransport.ServerData Server; + + internal SmbComNegotiateResponse(SmbTransport.ServerData server) + { + this.Server = server; + } + + internal override int WriteParameterWordsWireFormat(byte[] dst, int dstIndex) + { + return 0; + } + + internal override int WriteBytesWireFormat(byte[] dst, int dstIndex) + { + return 0; + } + + internal override int ReadParameterWordsWireFormat(byte[] buffer, int bufferIndex + ) + { + int start = bufferIndex; + DialectIndex = ReadInt2(buffer, bufferIndex); + bufferIndex += 2; + if (DialectIndex > 10) + { + return bufferIndex - start; + } + Server.SecurityMode = buffer[bufferIndex++] & unchecked(0xFF); + Server.Security = Server.SecurityMode & unchecked(0x01); + Server.EncryptedPasswords = (Server.SecurityMode & unchecked(0x02)) == unchecked( + 0x02); + Server.SignaturesEnabled = (Server.SecurityMode & unchecked(0x04)) == unchecked( + 0x04); + Server.SignaturesRequired = (Server.SecurityMode & unchecked(0x08)) == unchecked( + 0x08); + Server.MaxMpxCount = ReadInt2(buffer, bufferIndex); + bufferIndex += 2; + Server.MaxNumberVcs = ReadInt2(buffer, bufferIndex); + bufferIndex += 2; + Server.MaxBufferSize = ReadInt4(buffer, bufferIndex); + bufferIndex += 4; + Server.MaxRawSize = ReadInt4(buffer, bufferIndex); + bufferIndex += 4; + Server.SessionKey = ReadInt4(buffer, bufferIndex); + bufferIndex += 4; + Server.Capabilities = ReadInt4(buffer, bufferIndex); + bufferIndex += 4; + Server.ServerTime = ReadTime(buffer, bufferIndex); + bufferIndex += 8; + Server.ServerTimeZone = ReadInt2(buffer, bufferIndex); + bufferIndex += 2; + Server.EncryptionKeyLength = buffer[bufferIndex++] & unchecked(0xFF); + return bufferIndex - start; + } + + internal override int ReadBytesWireFormat(byte[] buffer, int bufferIndex) + { + int start = bufferIndex; + if ((Server.Capabilities & SmbConstants.CapExtendedSecurity) == 0) + { + Server.EncryptionKey = new byte[Server.EncryptionKeyLength]; + Array.Copy(buffer, bufferIndex, Server.EncryptionKey, 0, Server.EncryptionKeyLength + ); + bufferIndex += Server.EncryptionKeyLength; + if (ByteCount > Server.EncryptionKeyLength) + { + int len = 0; + // TODO: we can use new string routine here + try + { + if ((Flags2 & SmbConstants.Flags2Unicode) == SmbConstants.Flags2Unicode) + { + while (buffer[bufferIndex + len] != unchecked(unchecked(0x00)) || buffer + [bufferIndex + len + 1] != unchecked(unchecked(0x00))) + { + len += 2; + if (len > 256) + { + throw new RuntimeException("zero termination not found"); + } + } + Server.OemDomainName = Runtime.GetStringForBytes(buffer, bufferIndex, len + , SmbConstants.UniEncoding); + } + else + { + while (buffer[bufferIndex + len] != unchecked(unchecked(0x00))) + { + len++; + if (len > 256) + { + throw new RuntimeException("zero termination not found"); + } + } + Server.OemDomainName = Runtime.GetStringForBytes(buffer, bufferIndex, len + , SmbConstants.OemEncoding); + } + } + catch (UnsupportedEncodingException uee) + { + if (Log.Level > 1) + { + Runtime.PrintStackTrace(uee, Log); + } + } + bufferIndex += len; + } + else + { + Server.OemDomainName = ""; + } + } + else + { + Server.Guid = new byte[16]; + Array.Copy(buffer, bufferIndex, Server.Guid, 0, 16); + Server.OemDomainName = ""; + } + // ignore SPNEGO token for now ... + return bufferIndex - start; + } + + public override string ToString() + { + return "SmbComNegotiateResponse[" + base.ToString() + ",wordCount=" + + WordCount + ",dialectIndex=" + DialectIndex + ",securityMode=0x" + Hexdump.ToHexString + (Server.SecurityMode, 1) + ",security=" + (Server.Security == SmbConstants.SecurityShare ? "share" + : "user") + ",encryptedPasswords=" + Server.EncryptedPasswords + ",maxMpxCount=" + + Server.MaxMpxCount + ",maxNumberVcs=" + Server.MaxNumberVcs + ",maxBufferSize=" + + Server.MaxBufferSize + ",maxRawSize=" + Server.MaxRawSize + ",sessionKey=0x" + + Hexdump.ToHexString(Server.SessionKey, 8) + ",capabilities=0x" + Hexdump.ToHexString + (Server.Capabilities, 8) + ",serverTime=" + Extensions.CreateDate(Server + .ServerTime) + ",serverTimeZone=" + Server.ServerTimeZone + ",encryptionKeyLength=" + + Server.EncryptionKeyLength + ",byteCount=" + ByteCount + ",oemDomainName=" + + Server.OemDomainName + "]"; + } + } +} |