133 lines
4.6 KiB
C#
133 lines
4.6 KiB
C#
namespace System.Web {
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using System.Web;
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using System.Web.Util;
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using System.Security;
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using System.Security.Permissions;
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internal static class InternalSecurityPermissions {
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private static IStackWalk _unrestricted;
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private static IStackWalk _unmanagedCode;
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private static IStackWalk _controlPrincipal;
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private static IStackWalk _reflection;
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private static IStackWalk _appPathDiscovery;
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private static IStackWalk _controlThread;
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private static IStackWalk _levelLow;
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private static IStackWalk _levelMedium;
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private static IStackWalk _levelHigh;
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//
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// Static permissions as properties, created on demand
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//
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internal static IStackWalk Unrestricted {
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get {
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if (_unrestricted == null)
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_unrestricted = new PermissionSet(PermissionState.Unrestricted);
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Debug.Trace("Permissions", "Unrestricted Set");
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return _unrestricted;
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}
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}
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internal static IStackWalk UnmanagedCode {
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get {
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if (_unmanagedCode == null)
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_unmanagedCode = new SecurityPermission(SecurityPermissionFlag.UnmanagedCode);
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Debug.Trace("Permissions", "UnmanagedCode");
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return _unmanagedCode;
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}
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}
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internal static IStackWalk ControlPrincipal {
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get {
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if (_controlPrincipal == null)
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_controlPrincipal = new SecurityPermission(SecurityPermissionFlag.ControlPrincipal);
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Debug.Trace("Permissions", "ControlPrincipal");
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return _controlPrincipal;
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}
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}
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internal static IStackWalk Reflection {
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get {
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if (_reflection == null)
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_reflection = new ReflectionPermission(ReflectionPermissionFlag.MemberAccess);
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Debug.Trace("Permissions", "Reflection");
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return _reflection;
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}
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}
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internal static IStackWalk AppPathDiscovery {
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get {
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if (_appPathDiscovery == null)
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_appPathDiscovery = new FileIOPermission(FileIOPermissionAccess.PathDiscovery, HttpRuntime.AppDomainAppPathInternal);
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Debug.Trace("Permissions", "AppPathDiscovery");
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return _appPathDiscovery;
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}
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}
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internal static IStackWalk ControlThread {
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get {
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if (_controlThread == null)
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_controlThread = new SecurityPermission(SecurityPermissionFlag.ControlThread);
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Debug.Trace("Permissions", "ControlThread");
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return _controlThread;
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}
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}
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internal static IStackWalk AspNetHostingPermissionLevelLow {
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get {
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if (_levelLow == null)
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_levelLow = new AspNetHostingPermission(AspNetHostingPermissionLevel.Low);
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Debug.Trace("Permissions", "AspNetHostingPermissionLevelLow");
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return _levelLow;
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}
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}
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internal static IStackWalk AspNetHostingPermissionLevelMedium {
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get {
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if (_levelMedium == null)
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_levelMedium = new AspNetHostingPermission(AspNetHostingPermissionLevel.Medium);
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Debug.Trace("Permissions", "AspNetHostingPermissionLevelMedium");
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return _levelMedium;
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}
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}
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internal static IStackWalk AspNetHostingPermissionLevelHigh {
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get {
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if (_levelHigh == null)
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_levelHigh = new AspNetHostingPermission(AspNetHostingPermissionLevel.High);
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Debug.Trace("Permissions", "AspNetHostingPermissionLevelHigh");
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return _levelHigh;
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}
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}
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// Parameterized permissions
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internal static IStackWalk FileReadAccess(String filename) {
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Debug.Trace("Permissions", "FileReadAccess(" + filename + ")");
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return new FileIOPermission(FileIOPermissionAccess.Read, filename);
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}
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internal static IStackWalk FileWriteAccess(String filename) {
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Debug.Trace("Permissions", "FileWriteAccess(" + filename + ")");
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return new FileIOPermission(FileIOPermissionAccess.Write | FileIOPermissionAccess.Append, filename);
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}
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internal static IStackWalk PathDiscovery(String path) {
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Debug.Trace("Permissions", "PathDiscovery(" + path + ")");
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return new FileIOPermission(FileIOPermissionAccess.PathDiscovery, path);
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}
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}
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}
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