SMB1: Marked ParametersLength as const in several Transaction2Subcommands

SMBLibrary/SMB1/Transaction2Subcommands/Transaction2Open2Response.cs

@@ -16,7 +16,7 @@ namespace SMBLibrary.SMB1
     /// </summary>
     public class Transaction2Open2Response : Transaction2Subcommand
     {
-        public int ParametersLength = 30;
+        public const int ParametersLength = 30;
         // Parameters
         public ushort FID;
         public SMBFileAttributes FileAttributes;

SMBLibrary/SMB1/Transaction2Subcommands/Transaction2QueryFSInformationRequest.cs

@@ -16,7 +16,7 @@ namespace SMBLibrary.SMB1
     /// </summary>
     public class Transaction2QueryFSInformationRequest : Transaction2Subcommand
     {
-        public int ParametersLength = 2;
+        public const int ParametersLength = 2;
 
         public QueryFSInformationLevel InformationLevel;
 

SMBLibrary/SMB1/Transaction2Subcommands/Transaction2QueryFileInformationRequest.cs

@@ -16,7 +16,7 @@ namespace SMBLibrary.SMB1
     /// </summary>
     public class Transaction2QueryFileInformationRequest : Transaction2Subcommand
     {
-        public int ParametersLength = 4;
+        public const int ParametersLength = 4;
         // Parameters:
         public ushort FID;
         public QueryInformationLevel InformationLevel;

SMBLibrary/SMB1/Transaction2Subcommands/Transaction2SetFileInformationRequest.cs

@@ -16,7 +16,7 @@ namespace SMBLibrary.SMB1
     /// </summary>
     public class Transaction2SetFileInformationRequest : Transaction2Subcommand
     {
-        public int ParametersLength = 6;
+        public const int ParametersLength = 6;
         // Parameters:
         public ushort FID;
         public SetInformationLevel InformationLevel;