[Dotgnu-pnet-commits] CVS: pnetlib/System/Net DnsPermissionAttribute.cs,NONE,1.1 DnsPermission.cs,NONE,1.1 GlobalProxySelection.cs,NONE,1.1 WebResponse.cs,1.2,1.3

[Gopal.V <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetlib/System/Net
In directory subversions:/tmp/cvs-serv14807/System/Net

Modified Files:
        WebResponse.cs 
Added Files:
        DnsPermissionAttribute.cs DnsPermission.cs 
        GlobalProxySelection.cs 
Log Message:
Patch #913 for ECMA compatibility


--- NEW FILE ---
/*
 * DnsPermissionAttribute.cs - Implementation of the 
"System.Net.DnsPermissionAttribute" class.
 *
 * Copyright (C) 2002  Free Software Foundation, Inc.
 *
 * Contributed by Jason Lee <address@hidden>
 * 
 * This program is free software, you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program, if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

namespace System.Net
{

using System;
using System.Security;
using System.Security.Permissions;

[AttributeUsage(AttributeTargets.Assembly |
                                AttributeTargets.Class |
                                AttributeTargets.Struct |
                                AttributeTargets.Constructor |
                                AttributeTargets.Method,
                                AllowMultiple=true, Inherited=false)]
        
public sealed class DnsPermissionAttribute : CodeAccessSecurityAttribute
{

        // Constructor

        public DnsPermissionAttribute(SecurityAction action) : base (action)
        {
        }
        
        // Methods

        public override IPermission CreatePermission()
        {

                if(this.Unrestricted)
                {
                        return new DnsPermission(PermissionState.Unrestricted);
                }
                
                return new DnsPermission(PermissionState.None);
                        
        }
        
} // class DnsPermissionAttribute

} //namespace System.Net

--- NEW FILE ---
/*
 * DnsPermission.cs - Implementation of the "System.Net.DnsPermission" class.
 *
 * Copyright (C) 2002  Free Software Foundation, Inc.
 *
 * Contributed by Jason Lee <address@hidden>
 * 
 * This program is free software, you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program, if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

namespace System.Net
{

using System;
using System.Security;
using System.Security.Permissions;

public class DnsPermission : CodeAccessPermission
{

        bool restrictedState = true;

        // Default constructor with option of setting the restricted state
        // to either unrestricted (1) or fully restricted (0)
        public DnsPermission (PermissionState state)
        {
                if(state == PermissionState.Unrestricted)
                {
                        restrictedState = false;
                }
                else
                {
                        if(state != PermissionState.None)
                        {
                                throw new ArgumentException("Not a valid state 
value");
                        }
                }
                
        }

        // Methods

        public override IPermission Copy()
        {
                return this;
        }

        [TODO]
        //Once System XML is fully implemented
        public override void FromXml(SecurityElement securityElement)
        {
        }


        public override IPermission Intersect(IPermission target)
        {
                if(target == null)
                {
                        throw new ArgumentNullException("IPermission");
                }

                DnsPermission newTarget = target as DnsPermission;
                
                if(newTarget == null)
                {
                        throw new ArgumentException();
                }

                if(!restrictedState)
                {
                        return newTarget;
                }

                if(!newTarget.restrictedState)
                {
                        return this;
                }

                return null;
                
        }

        public override bool IsSubsetOf(IPermission target)
        {
                if(target == null)
                {
                        return false;
                }

                DnsPermission newTarget = target as DnsPermission;
                
                if(newTarget == null)
                {
                        throw new ArgumentException();
                }
        
                if(!restrictedState)
                {
                        if(!newTarget.restrictedState)
                        {
                                return true;
                        }
                        else
                        {
                                return false;
                        }
                }
                
                return true;
                
        }

        [TODO]
        // Once System XML is fully implemented
        public override SecurityElement ToXml()
        {
                return null;
        }

        public override IPermission Union(IPermission target)
        {
                if(target == null)
                {
                        throw new ArgumentNullException("IPermission");
                }

                DnsPermission newTarget = target as DnsPermission;
                if(newTarget == null)
                {
                        throw new ArgumentException();
                }
        
                if(IsSubsetOf(newTarget))
                {
                        if((!newTarget.restrictedState) || !restrictedState)
                        {
                                return newTarget;
                        }               
                }
                
                return null;
        }

} // class DnsPermission

} // namespace System.Net

--- NEW FILE ---
/*
 * GlobalProxySelection.cs - Implementation of the 
"System.Net.GlobalProxySelection" class.
 *
 * Copyright (C) 2002  Free Software Foundation, Inc.
 *
 * Contributed by Jason Lee <address@hidden>
 * 
 * This program is free software, you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program, if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

namespace System.Net
{

using System;
using System.Net;

public class GlobalProxySelection 
{

        private static IWebProxy globalProxy = new EmptyProxy();

        // Constructors

        protected GlobalProxySelection()
        {

        }

        // Methods

        public static IWebProxy GetEmptyWebProxy()
        {
                return new EmptyProxy();
        }

        // Properties

        // TODO: Figure out security permissions (see spec)
        public static IWebProxy Select
        {
                get
                {
                        return globalProxy;
                }
                
                set
                {
                        if(value == null)
                        {
                                globalProxy = GetEmptyWebProxy();
                        }
                        else
                        {
                                globalProxy= value;
                        }
                }
        }

        // Internal Classes

        // See IWebProxy.cs
        internal class EmptyProxy : IWebProxy
        {

                ICredentials credentials = null;

                internal EmptyProxy()   {}

                public Uri GetProxy(Uri destination)
                {
                        return destination;
                }

                public bool IsBypassed(Uri host)
                {
                        return true;
                }
                
                public ICredentials Credentials
                {
                        get
                        {
                                return credentials;
                        }
                        set
                        {
                                credentials = value;
                        }
                }
        }
        
} // class GlobalProxySelection

} // namespace System.net

Index: WebResponse.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/System/Net/WebResponse.cs,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -r1.2 -r1.3
*** WebResponse.cs      21 Apr 2002 03:24:53 -0000      1.2
--- WebResponse.cs      3 Jan 2003 13:52:40 -0000       1.3
***************
*** 4,7 ****
--- 4,9 ----
   * Copyright (C) 2002  Southern Storm Software, Pty Ltd.
   *
+  * With contributions from Jason Lee <address@hidden>
+  * 
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
***************
*** 27,53 ****
  public abstract class WebResponse : MarshalByRefObject, IDisposable
  {
!       [TODO]
!       protected WebResponse() {}
!       
!       [TODO]
!       public virtual void Close() {}
!       
!       [TODO]
!       public virtual Stream GetResponseStream() { return null; }
!       
!       [TODO]
!       void IDisposable.Dispose() {}
!       
!       [TODO]
!       public virtual long ContentLength { get{ return 0; }  set{} }
!       
!       [TODO]
!       public virtual String ContentType { get{ return null; } set{} }
!       
!       [TODO]
!       public virtual WebHeaderCollection Headers { get{ return null; } }
!       
!       [TODO]
!       public virtual Uri ResponseUri { get{ return null; } }
        
  }; //class WebResponse
--- 29,94 ----
  public abstract class WebResponse : MarshalByRefObject, IDisposable
  {
!       // Not used for anything. To create a new instance use Create method.
!       protected WebResponse() {
!     }
!       
!       public virtual void Close() {
!               throw new NotSupportedException("Close");
!     }
!       
!       public virtual Stream GetResponseStream() {
!               throw new NotSupportedException("GetResponseStream");
!     }
!       
!       void IDisposable.Dispose() {
!         Close();
!     }
!       
!       public virtual long ContentLength {
!         get
!         {
!             throw new NotSupportedException("ContentLength");
!         }
!         set
!         {
!             throw new NotSupportedException("ContentLength");
!         }
!       }
! 
!       public virtual String ContentType {
!         get
!         {
!             throw new NotSupportedException("ContentType");
!         }
!         set
!         {
!             throw new NotSupportedException("ContentType");
!         }
!         
!     }
!         
!       public virtual WebHeaderCollection Headers {
!         get
!         {
!             throw new NotSupportedException("Headers");
!         }
!         set
!         {
!             throw new NotSupportedException("Headers");
!         }
!         
!     }
!       
!       public virtual Uri ResponseUri {
!         get
!         {
!             throw new NotSupportedException("ResponseUri");
!         }
!         set
!         {
!             throw new NotSupportedException("ResponseUri");
!         }
!         
!     }
        
  }; //class WebResponse