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Diffstat (limited to 'src/mscorlib/src/System/Security/Permissions/EnvironmentPermission.cs')
-rw-r--r--src/mscorlib/src/System/Security/Permissions/EnvironmentPermission.cs347
1 files changed, 0 insertions, 347 deletions
diff --git a/src/mscorlib/src/System/Security/Permissions/EnvironmentPermission.cs b/src/mscorlib/src/System/Security/Permissions/EnvironmentPermission.cs
deleted file mode 100644
index 567fe513c0..0000000000
--- a/src/mscorlib/src/System/Security/Permissions/EnvironmentPermission.cs
+++ /dev/null
@@ -1,347 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-namespace System.Security.Permissions {
- using System.Security;
- using System;
- using SecurityElement = System.Security.SecurityElement;
- using System.Security.Util;
- using System.IO;
- using System.Globalization;
- using System.Diagnostics.Contracts;
-
- [Serializable]
- [Flags]
- [System.Runtime.InteropServices.ComVisible(true)]
- public enum EnvironmentPermissionAccess
- {
- NoAccess = 0x00,
- Read = 0x01,
- Write = 0x02,
- AllAccess = 0x03,
- }
-
- [Serializable]
- internal class EnvironmentStringExpressionSet : StringExpressionSet
- {
- public EnvironmentStringExpressionSet()
- : base( true, null, false )
- {
- }
-
- public EnvironmentStringExpressionSet( String str )
- : base( true, str, false )
- {
- }
-
- protected override StringExpressionSet CreateNewEmpty()
- {
- return new EnvironmentStringExpressionSet();
- }
-
- protected override bool StringSubsetString( String left, String right, bool ignoreCase )
- {
- return (ignoreCase?(String.Compare( left, right, StringComparison.OrdinalIgnoreCase) == 0):
- (String.Compare( left, right, StringComparison.Ordinal) == 0));
- }
-
- protected override String ProcessWholeString( String str )
- {
- return str;
- }
-
- protected override String ProcessSingleString( String str )
- {
- return str;
- }
-
- public override string ToString()
- {
- // SafeCritical: we're not storing path information in the strings, so exposing them out is fine ...
- // they're just the same strings that came in to the .ctor.
- return base.UnsafeToString();
- }
- }
-
-[System.Runtime.InteropServices.ComVisible(true)]
- [Serializable]
- sealed public class EnvironmentPermission : CodeAccessPermission, IUnrestrictedPermission, IBuiltInPermission
- {
- private StringExpressionSet m_read;
- private StringExpressionSet m_write;
- private bool m_unrestricted;
-
- public EnvironmentPermission(PermissionState state)
- {
- if (state == PermissionState.Unrestricted)
- m_unrestricted = true;
- else if (state == PermissionState.None)
- m_unrestricted = false;
- else
- throw new ArgumentException(Environment.GetResourceString("Argument_InvalidPermissionState"));
- }
-
- public EnvironmentPermission( EnvironmentPermissionAccess flag, String pathList )
- {
- SetPathList( flag, pathList );
- }
-
- public void SetPathList( EnvironmentPermissionAccess flag, String pathList )
- {
- VerifyFlag( flag );
-
- m_unrestricted = false;
-
- if ((flag & EnvironmentPermissionAccess.Read) != 0)
- m_read = null;
-
- if ((flag & EnvironmentPermissionAccess.Write) != 0)
- m_write = null;
-
- AddPathList( flag, pathList );
- }
-
- public void AddPathList( EnvironmentPermissionAccess flag, String pathList )
- {
- VerifyFlag( flag );
-
- if (FlagIsSet( flag, EnvironmentPermissionAccess.Read ))
- {
- if (m_read == null)
- m_read = new EnvironmentStringExpressionSet();
- m_read.AddExpressions( pathList );
- }
-
- if (FlagIsSet( flag, EnvironmentPermissionAccess.Write ))
- {
- if (m_write == null)
- m_write = new EnvironmentStringExpressionSet();
- m_write.AddExpressions( pathList );
- }
-
- }
-
- public String GetPathList( EnvironmentPermissionAccess flag )
- {
- VerifyFlag( flag );
- ExclusiveFlag( flag );
-
- if (FlagIsSet( flag, EnvironmentPermissionAccess.Read ))
- {
- if (m_read == null)
- {
- return "";
- }
- return m_read.ToString();
- }
-
- if (FlagIsSet( flag, EnvironmentPermissionAccess.Write ))
- {
- if (m_write == null)
- {
- return "";
- }
- return m_write.ToString();
- }
-
- /* not reached */
-
- return "";
- }
-
-
- private void VerifyFlag( EnvironmentPermissionAccess flag )
- {
- if ((flag & ~EnvironmentPermissionAccess.AllAccess) != 0)
- throw new ArgumentException(Environment.GetResourceString("Arg_EnumIllegalVal", (int)flag));
- Contract.EndContractBlock();
- }
-
- private void ExclusiveFlag( EnvironmentPermissionAccess flag )
- {
- if (flag == EnvironmentPermissionAccess.NoAccess)
- {
- throw new ArgumentException( Environment.GetResourceString("Arg_EnumNotSingleFlag") );
- }
-
- if (((int)flag & ((int)flag-1)) != 0)
- {
- throw new ArgumentException( Environment.GetResourceString("Arg_EnumNotSingleFlag") );
- }
- Contract.EndContractBlock();
- }
-
-
- private bool FlagIsSet( EnvironmentPermissionAccess flag, EnvironmentPermissionAccess question )
- {
- return (flag & question) != 0;
- }
-
- private bool IsEmpty()
- {
- return (!m_unrestricted &&
- (this.m_read == null || this.m_read.IsEmpty()) &&
- (this.m_write == null || this.m_write.IsEmpty()));
- }
-
- //------------------------------------------------------
- //
- // CODEACCESSPERMISSION IMPLEMENTATION
- //
- //------------------------------------------------------
-
- public bool IsUnrestricted()
- {
- return m_unrestricted;
- }
-
- //------------------------------------------------------
- //
- // IPERMISSION IMPLEMENTATION
- //
- //------------------------------------------------------
-
- public override bool IsSubsetOf(IPermission target)
- {
- if (target == null)
- {
- return this.IsEmpty();
- }
-
- try
- {
- EnvironmentPermission operand = (EnvironmentPermission)target;
- if (operand.IsUnrestricted())
- return true;
- else if (this.IsUnrestricted())
- return false;
- else
- return ((this.m_read == null || this.m_read.IsSubsetOf( operand.m_read )) &&
- (this.m_write == null || this.m_write.IsSubsetOf( operand.m_write )));
- }
- catch (InvalidCastException)
- {
- throw new
- ArgumentException(
- Environment.GetResourceString("Argument_WrongType", this.GetType().FullName)
- );
- }
- }
-
- public override IPermission Intersect(IPermission target)
- {
- if (target == null)
- {
- return null;
- }
- else if (!VerifyType(target))
- {
- throw new
- ArgumentException(
- Environment.GetResourceString("Argument_WrongType", this.GetType().FullName)
- );
- }
- else if (this.IsUnrestricted())
- {
- return target.Copy();
- }
-
- EnvironmentPermission operand = (EnvironmentPermission)target;
-
- if (operand.IsUnrestricted())
- {
- return this.Copy();
- }
-
- StringExpressionSet intersectRead = this.m_read == null ? null : this.m_read.Intersect( operand.m_read );
- StringExpressionSet intersectWrite = this.m_write == null ? null : this.m_write.Intersect( operand.m_write );
-
- if ((intersectRead == null || intersectRead.IsEmpty()) &&
- (intersectWrite == null || intersectWrite.IsEmpty()))
- {
- return null;
- }
-
- EnvironmentPermission intersectPermission = new EnvironmentPermission(PermissionState.None);
- intersectPermission.m_unrestricted = false;
- intersectPermission.m_read = intersectRead;
- intersectPermission.m_write = intersectWrite;
-
- return intersectPermission;
- }
-
- public override IPermission Union(IPermission other)
- {
- if (other == null)
- {
- return this.Copy();
- }
- else if (!VerifyType(other))
- {
- throw new
- ArgumentException(
- Environment.GetResourceString("Argument_WrongType", this.GetType().FullName)
- );
- }
-
- EnvironmentPermission operand = (EnvironmentPermission)other;
-
- if (this.IsUnrestricted() || operand.IsUnrestricted())
- {
- return new EnvironmentPermission( PermissionState.Unrestricted );
- }
-
- StringExpressionSet unionRead = this.m_read == null ? operand.m_read : this.m_read.Union( operand.m_read );
- StringExpressionSet unionWrite = this.m_write == null ? operand.m_write : this.m_write.Union( operand.m_write );
-
- if ((unionRead == null || unionRead.IsEmpty()) &&
- (unionWrite == null || unionWrite.IsEmpty()))
- {
- return null;
- }
-
- EnvironmentPermission unionPermission = new EnvironmentPermission(PermissionState.None);
- unionPermission.m_unrestricted = false;
- unionPermission.m_read = unionRead;
- unionPermission.m_write = unionWrite;
-
- return unionPermission;
- }
-
- public override IPermission Copy()
- {
- EnvironmentPermission copy = new EnvironmentPermission(PermissionState.None);
- if (this.m_unrestricted)
- {
- copy.m_unrestricted = true;
- }
- else
- {
- copy.m_unrestricted = false;
- if (this.m_read != null)
- {
- copy.m_read = this.m_read.Copy();
- }
- if (this.m_write != null)
- {
- copy.m_write = this.m_write.Copy();
- }
-
- }
- return copy;
- }
-
- /// <internalonly/>
- int IBuiltInPermission.GetTokenIndex()
- {
- return EnvironmentPermission.GetTokenIndex();
- }
-
- internal static int GetTokenIndex()
- {
- return BuiltInPermissionIndex.EnvironmentPermissionIndex;
- }
- }
-
-}
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