Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Attributes.cs / 1305376 / Attributes.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== //[....] using System.Runtime.InteropServices; namespace System.Security { // DynamicSecurityMethodAttribute: // Indicates that calling the target method requires space for a security // object to be allocated on the callers stack. This attribute is only ever // set on certain security methods defined within mscorlib. [AttributeUsage(AttributeTargets.Method, AllowMultiple = true, Inherited = false )] sealed internal class DynamicSecurityMethodAttribute : System.Attribute { } // SuppressUnmanagedCodeSecurityAttribute: // Indicates that the target P/Invoke method(s) should skip the per-call // security checked for unmanaged code permission. [AttributeUsage(AttributeTargets.Method | AttributeTargets.Class | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = true, Inherited = false )] [System.Runtime.InteropServices.ComVisible(true)] sealed public class SuppressUnmanagedCodeSecurityAttribute : System.Attribute { } // UnverifiableCodeAttribute: // Indicates that the target module contains unverifiable code. [AttributeUsage(AttributeTargets.Module, AllowMultiple = true, Inherited = false )] [System.Runtime.InteropServices.ComVisible(true)] sealed public class UnverifiableCodeAttribute : System.Attribute { } // AllowPartiallyTrustedCallersAttribute: // Indicates that the Assembly is secure and can be used by untrusted // and semitrusted clients // For v.1, this is valid only on Assemblies, but could be expanded to // include Module, Method, class [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = false, Inherited = false )] [System.Runtime.InteropServices.ComVisible(true)] sealed public class AllowPartiallyTrustedCallersAttribute : System.Attribute { private PartialTrustVisibilityLevel _visibilityLevel; public AllowPartiallyTrustedCallersAttribute () { } public PartialTrustVisibilityLevel PartialTrustVisibilityLevel { get { return _visibilityLevel; } set { _visibilityLevel = value; } } } public enum PartialTrustVisibilityLevel { VisibleToAllHosts = 0, NotVisibleByDefault = 1 } #if !FEATURE_CORECLR [Obsolete("SecurityCriticalScope is only used for .NET 2.0 transparency compatibility.")] public enum SecurityCriticalScope { Explicit = 0, Everything = 0x1 } #endif // FEATURE_CORECLR // SecurityCriticalAttribute // Indicates that the decorated code or assembly performs security critical operations (e.g. Assert, "unsafe", LinkDemand, etc.) // The attribute can be placed on most targets, except on arguments/return values. [AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Enum | AttributeTargets.Constructor | AttributeTargets.Method | AttributeTargets.Field | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false )] sealed public class SecurityCriticalAttribute : System.Attribute { #pragma warning disable 618 // We still use SecurityCriticalScope for v2 compat #if !FEATURE_CORECLR private SecurityCriticalScope _val; #endif // FEATURE_CORECLR public SecurityCriticalAttribute () {} #if !FEATURE_CORECLR public SecurityCriticalAttribute(SecurityCriticalScope scope) { _val = scope; } [Obsolete("SecurityCriticalScope is only used for .NET 2.0 transparency compatibility.")] public SecurityCriticalScope Scope { get { return _val; } } #endif // FEATURE_CORECLR #pragma warning restore 618 } // SecurityTreatAsSafeAttribute: // Indicates that the code may contain violations to the security critical rules (e.g. transitions from // critical to non-public transparent, transparent to non-public critical, etc.), has been audited for // security concerns and is considered security clean. // At assembly-scope, all rule checks will be suppressed within the assembly and for calls made against the assembly. // At type-scope, all rule checks will be suppressed for members within the type and for calls made against the type. // At member level (e.g. field and method) the code will be treated as public - i.e. no rule checks for the members. [AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Enum | AttributeTargets.Constructor | AttributeTargets.Method | AttributeTargets.Field | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false )] [Obsolete("SecurityTreatAsSafe is only used for .NET 2.0 transparency compatibility. Please use the SecuritySafeCriticalAttribute instead.")] sealed public class SecurityTreatAsSafeAttribute : System.Attribute { public SecurityTreatAsSafeAttribute () { } } // SecuritySafeCriticalAttribute: // Indicates that the code may contain violations to the security critical rules (e.g. transitions from // critical to non-public transparent, transparent to non-public critical, etc.), has been audited for // security concerns and is considered security clean. Also indicates that the code is considered SecurityCritical. // The effect of this attribute is as if the code was marked [SecurityCritical][SecurityTreatAsSafe]. // At assembly-scope, all rule checks will be suppressed within the assembly and for calls made against the assembly. // At type-scope, all rule checks will be suppressed for members within the type and for calls made against the type. // At member level (e.g. field and method) the code will be treated as public - i.e. no rule checks for the members. [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Enum | AttributeTargets.Constructor | AttributeTargets.Method | AttributeTargets.Field | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = false, Inherited = false )] sealed public class SecuritySafeCriticalAttribute : System.Attribute { public SecuritySafeCriticalAttribute () { } } // SecurityTransparentAttribute: // Indicates the assembly contains only transparent code. // Security critical actions will be restricted or converted into less critical actions. For example, // Assert will be restricted, SuppressUnmanagedCode, LinkDemand, unsafe, and unverifiable code will be converted // into Full-Demands. [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = false, Inherited = false )] sealed public class SecurityTransparentAttribute : System.Attribute { public SecurityTransparentAttribute () {} } #if !FEATURE_CORECLR public enum SecurityRuleSet : byte { None = 0, Level1 = 1, // v2.0 transparency model Level2 = 2, // v4.0 transparency model } // SecurityRulesAttribute // // Indicates which set of security rules an assembly was authored against, and therefore which set of // rules the runtime should enforce on the assembly. For instance, an assembly marked with // [SecurityRules(SecurityRuleSet.Level1)] will follow the v2.0 transparency rules, where transparent code // can call a LinkDemand by converting it to a full demand, public critical methods are implicitly // treat as safe, and the remainder of the v2.0 rules apply. [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = false)] public sealed class SecurityRulesAttribute : Attribute { private SecurityRuleSet m_ruleSet; private bool m_skipVerificationInFullTrust = false; public SecurityRulesAttribute(SecurityRuleSet ruleSet) { m_ruleSet = ruleSet; } // Should fully trusted transparent code skip IL verification public bool SkipVerificationInFullTrust { get { return m_skipVerificationInFullTrust; } set { m_skipVerificationInFullTrust = value; } } public SecurityRuleSet RuleSet { get { return m_ruleSet; } } } #endif // !FEATURE_CORECLR } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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