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SMB1Client: Added ServerMaxBufferSize and MaxMpxCount properties

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This commit is contained in:
Tal Aloni 2017-10-01 23:38:26 +03:00
parent 0f754ee55c
commit 73b5557987
1 changed files with 30 additions and 8 deletions
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38
SMBLibrary/Client/SMB1Client.cs
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@ -24,8 +24,8 @@ namespace SMBLibrary.Client
public const int DirectTCPPort = 445;
public const string NTLanManagerDialect = "NT LM 0.12";
public const int MaxBufferSize = 65535; // Valid range: 512 - 65535
public const int MaxMpxCount = 1;
public const ushort ClientMaxBufferSize = 65535; // Valid range: 512 - 65535
public const ushort ClientMaxMpxCount = 1;
private SMBTransportType m_transport;
private bool m_isConnected;
@ -38,6 +38,8 @@ namespace SMBLibrary.Client
private bool m_infoLevelPassthrough;
private bool m_largeRead;
private bool m_largeWrite;
private uint m_serverMaxBufferSize;
private ushort m_maxMpxCount;
private object m_incomingQueueLock = new object();
private List<SMB1Message> m_incomingQueue = new List<SMB1Message>();
@ -138,6 +140,8 @@ namespace SMBLibrary.Client
m_infoLevelPassthrough = ((response.Capabilities & Capabilities.InfoLevelPassthrough) > 0);
m_largeRead = ((response.Capabilities & Capabilities.LargeRead) > 0);
m_largeWrite = ((response.Capabilities & Capabilities.LargeWrite) > 0);
m_serverMaxBufferSize = response.MaxBufferSize;
m_maxMpxCount = Math.Min(response.MaxMpxCount, ClientMaxMpxCount);
m_serverChallenge = response.Challenge;
return ntSMB && rpc && ntStatusCode;
}
@ -152,6 +156,8 @@ namespace SMBLibrary.Client
m_infoLevelPassthrough = ((response.Capabilities & Capabilities.InfoLevelPassthrough) > 0);
m_largeRead = ((response.Capabilities & Capabilities.LargeRead) > 0);
m_largeWrite = ((response.Capabilities & Capabilities.LargeWrite) > 0);
m_serverMaxBufferSize = response.MaxBufferSize;
m_maxMpxCount = Math.Min(response.MaxMpxCount, ClientMaxMpxCount);
m_securityBlob = response.SecurityBlob;
return ntSMB && rpc && ntStatusCode;
}
@ -190,8 +196,8 @@ namespace SMBLibrary.Client
if (m_serverChallenge != null)
{
SessionSetupAndXRequest request = new SessionSetupAndXRequest();
request.MaxBufferSize = MaxBufferSize;
request.MaxMpxCount = MaxMpxCount;
request.MaxBufferSize = ClientMaxBufferSize;
request.MaxMpxCount = m_maxMpxCount;
request.Capabilities = clientCapabilities;
request.AccountName = userName;
request.PrimaryDomain = domainName;
@ -232,8 +238,8 @@ namespace SMBLibrary.Client
else // m_securityBlob != null
{
SessionSetupAndXRequestExtended request = new SessionSetupAndXRequestExtended();
request.MaxBufferSize = MaxBufferSize;
request.MaxMpxCount = MaxMpxCount;
request.MaxBufferSize = ClientMaxBufferSize;
request.MaxMpxCount = m_maxMpxCount;
request.Capabilities = clientCapabilities;
request.SecurityBlob = NTLMAuthenticationHelper.GetNegotiateMessage(m_securityBlob, domainName, authenticationMethod);
TrySendMessage(request);
@ -246,8 +252,8 @@ namespace SMBLibrary.Client
SessionSetupAndXResponseExtended response = (SessionSetupAndXResponseExtended)reply.Commands[0];
m_userID = reply.Header.UID;
request = new SessionSetupAndXRequestExtended();
request.MaxBufferSize = MaxBufferSize;
request.MaxMpxCount = MaxMpxCount;
request.MaxBufferSize = ClientMaxBufferSize;
request.MaxMpxCount = m_maxMpxCount;
request.Capabilities = clientCapabilities;
request.SecurityBlob = NTLMAuthenticationHelper.GetAuthenticateMessage(response.SecurityBlob, domainName, userName, password, authenticationMethod, out m_sessionKey);
@ -545,6 +551,22 @@ namespace SMBLibrary.Client
}
}
public uint ServerMaxBufferSize
{
get
{
return m_serverMaxBufferSize;
}
}
public int MaxMpxCount
{
get
{
return m_maxMpxCount;
}
}
public static void TrySendMessage(Socket socket, SMB1Message message)
{
SessionMessagePacket packet = new SessionMessagePacket();