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alfresco-community-repo/source/java/org/alfresco/filesys/smb/Dialect.java
Derek Hulley e1e6508fec Moving to root below branch label 
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2005-12-08 07:13:07 +00:00

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/*
* Copyright (C) 2005 Alfresco, Inc.
*
* Licensed under the Mozilla Public License version 1.1
* with a permitted attribution clause. You may obtain a
* copy of the License at
*
* http://www.alfresco.org/legal/license.txt
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific
* language governing permissions and limitations under the
* License.
*/
package org.alfresco.filesys.smb;
/**
* SMB dialect class.
* <p>
* This class contains the available SMB protocol dialects that may be negotiated when an SMB
* session is setup.
*/
public final class Dialect
{
// SMB dialect strings, encoded into the SMB session setup packet.
private static final String[] protList = {
"PC NETWORK PROGRAM 1.0",
"MICROSOFT NETWORKS 1.03",
"MICROSOFT NETWORKS 3.0",
"DOS LANMAN1.0",
"LANMAN1.0",
"DOS LM1.2X002",
"LM1.2X002",
"DOS LANMAN2.1",
"LANMAN2.1",
"Samba",
"NT LM 0.12",
"NT LANMAN 1.0" };
// SMB dialect type strings
private static final String[] protType = {
"Core",
"CorePlus",
"DOS LANMAN 1.0",
"LANMAN1.0",
"DOS LANMAN 2.1",
"LM1.2X002",
"LANMAN2.1",
"NT LM 0.12" };
// Dialect constants
public static final int Core = 0;
public static final int CorePlus = 1;
public static final int DOSLanMan1 = 2;
public static final int LanMan1 = 3;
public static final int DOSLanMan2 = 4;
public static final int LanMan2 = 5;
public static final int LanMan2_1 = 6;
public static final int NT = 7;
public static final int Max = 8;
public static final int Unknown = -1;
// SMB dialect type to string conversion array
private static final int[] protIdx = {
Core,
CorePlus,
DOSLanMan1,
DOSLanMan1,
LanMan1,
DOSLanMan2,
LanMan2,
LanMan2_1,
LanMan2_1,
NT,
NT,
NT };
// SMB dialect type to string conversion array length
public static final int SMB_PROT_MAXSTRING = protIdx.length;
// Table that maps SMB commands to the minimum required SMB dialect
private static final int[] cmdtable = {
Core, // CreateDirectory
Core, // DeleteDirectory
Core, // OpenFile
Core, // CreateFile
Core, // CloseFile
Core, // FlushFile
Core, // DeleteFile
Core, // RenameFile
Core, // QueryFileInfo
Core, // SetFileInfo
Core, // Read
Core, // Write
Core, // LockFile
Core, // UnlockFile
Core, // CreateTemporary
Core, // CreateNew
Core, // CheckDirectory
Core, // ProcessExit
Core, // SeekFile
LanMan1, // LockAndRead
LanMan1, // WriteAndUnlock
0, // Unused
0, // ..
0, // ..
0, // ..
0, // ..
LanMan1, // ReadRaw
LanMan1, // WriteMpxSecondary
LanMan1, // WriteRaw
LanMan1, // WriteMpx
0, // Unused
LanMan1, // WriteComplete
0, // Unused
LanMan1, // SetInformation2
LanMan1, // QueryInformation2
LanMan1, // LockingAndX
LanMan1, // Transaction
LanMan1, // TransactionSecondary
LanMan1, // Ioctl
LanMan1, // Ioctl2
LanMan1, // Copy
LanMan1, // Move
LanMan1, // Echo
LanMan1, // WriteAndClose
LanMan1, // OpenAndX
LanMan1, // ReadAndX
LanMan1, // WriteAndX
0, // Unused
LanMan1, // CloseAndTreeDisconnect
LanMan2, // Transaction2
LanMan2, // Transaction2Secondary
LanMan2, // FindClose2
LanMan1, // FindNotifyClose
0, // Unused
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
Core, // TreeConnect
Core, // TreeDisconnect
Core, // Negotiate
Core, // SessionSetupAndX
LanMan1, // LogoffAndX
LanMan1, // TreeConnectAndX
0, // Unused
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
Core, // DiskInformation
Core, // Search
LanMan1, // Find
LanMan1, // FindUnique
0, // Unused
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
NT, // NTTransact
NT, // NTTransactSecondary
NT, // NTCreateAndX
NT, // NTCancel
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
Core, // OpenPrintFile
Core, // WritePrintFile
Core, // ClosePrintFile
Core, // GetPrintQueue
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
0, // ..
-1, // SendMessage
-1, // SendBroadcast
-1, // SendForward
-1, // CancelForward
-1, // GetMachineName
-1, // SendMultiStart
-1, // SendMultiEnd
-1 // SendMultiText
};
/**
* Return the required SMB dialect string.
*
* @param i SMB dialect string index.
* @return SMB dialect string.
*/
public static String DialectString(int i)
{
// Validate the dialect index
if (i >= protList.length)
return null;
return protList[i];
}
/**
* Determine if the SMB dialect supports the SMB command
*
* @return boolean
* @param dialect int SMB dialect type.
* @param cmd int SMB command code.
*/
public final static boolean DialectSupportsCommand(int dialect, int cmd)
{
// Range check the command
if (cmd > cmdtable.length)
return false;
// Check if the SMB dialect supports the SMB command.
if (cmdtable[cmd] <= dialect)
return true;
return false;
}
/**
* Return the SMB dialect type for the specified SMB dialect string index.
*
* @param i SMB dialect type.
* @return SMB dialect string index.
*/
public static int DialectType(int i)
{
return protIdx[i];
}
/**
* Return the SMB dialect type for the specified string.
*
* @return int
* @param diastr java.lang.String
*/
public static int DialectType(String diastr)
{
// Search the protocol string list
int i = 0;
while (i < protList.length && protList[i].compareTo(diastr) != 0)
i++;
// Return the protocol id
if (i < protList.length)
return DialectType(i);
else
return Unknown;
}
/**
* Return the dialect type as a string.
*
* @param dia SMB dialect type.
* @return SMB dialect type string.
*/
public static String DialectTypeString(int dia)
{
return protType[dia];
}
/**
* Return the number of available SMB dialect strings.
*
* @return Number of available SMB dialect strings.
*/
public static int NumberOfDialects()
{
return protList.length;
}
}
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