174 строки
7.8 KiB
C#
174 строки
7.8 KiB
C#
using System;
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using System.Collections.Generic;
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using Mono.Cecil;
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using Mono.Linker;
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using Xamarin.Linker;
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namespace MonoTouch.Tuner {
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public class RemoveAttributes : CoreRemoveAttributes {
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static readonly HashSet<string> attribute_types = new HashSet<string> (StringComparer.Ordinal) {
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// Used by CA routines to check how attribute behaves. Removing this attributes causes fallback to default
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// attribute usage value which almost never matches the actual attribute usage value (most notably Inherited value)
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// "System.AttributeUsageAttribute",
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"System.CLSCompliantAttribute",
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"System.CodeDom.Compiler.GeneratedCodeAttribute",
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"System.ComponentModel.BrowsableAttribute",
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"System.ComponentModel.CategoryAttribute",
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"System.ComponentModel.DefaultEventAttribute",
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"System.ComponentModel.DefaultPropertyAttribute",
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// http://mef.codeplex.com/wikipage?title=Exports%20and%20Metadata
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// "System.ComponentModel.DefaultValueAttribute",
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"System.ComponentModel.Design.Serialization.DesignerSerializerAttribute",
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"System.ComponentModel.Design.Serialization.RootDesignerSerializerAttribute",
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"System.ComponentModel.DesignerAttribute",
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"System.ComponentModel.DesignerCategoryAttribute",
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"System.ComponentModel.DesignerSerializationVisibilityAttribute",
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"System.ComponentModel.DesignTimeVisibleAttribute",
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"System.ComponentModel.EditorAttribute",
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"System.ComponentModel.EditorBrowsableAttribute",
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"System.ComponentModel.InstallerTypeAttribute",
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"System.ComponentModel.MergablePropertyAttribute",
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"System.ComponentModel.NotifyParentPropertyAttribute",
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"System.ComponentModel.ReadOnlyAttribute",
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"System.ComponentModel.RecommendedAsConfigurableAttribute",
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"System.ComponentModel.ToolboxItemAttribute",
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// https://bugzilla.xamarin.com/show_bug.cgi?id=14456
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// "System.ComponentModel.TypeConverterAttribute",
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"System.Configuration.ConfigurationCollectionAttribute",
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"System.Configuration.ConfigurationPropertyAttribute",
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"System.Configuration.IntegerValidatorAttribute",
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"System.Diagnostics.ConditionalAttribute",
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"System.Diagnostics.MonitoringDescriptionAttribute",
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"System.Diagnostics.SwitchLevelAttribute",
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"System.Diagnostics.CodeAnalysis.SuppressMessageAttribute",
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// required for serialization, e.g. https://bugzilla.xamarin.com/show_bug.cgi?id=11135
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//"System.FlagsAttribute",
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"System.IO.IODescriptionAttribute",
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// for PlayScript runtime, ref: https://bugzilla.xamarin.com/show_bug.cgi?id=14165
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// "System.ParamArrayAttribute",
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"System.Reflection.AssemblyCompanyAttribute",
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"System.Reflection.AssemblyConfigurationAttribute",
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"System.Reflection.AssemblyCopyrightAttribute",
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"System.Reflection.AssemblyDefaultAliasAttribute",
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"System.Reflection.AssemblyDelaySignAttribute",
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"System.Reflection.AssemblyDescriptionAttribute",
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"System.Reflection.AssemblyFileVersionAttribute",
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"System.Reflection.AssemblyInformationalVersionAttribute",
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"System.Reflection.AssemblyKeyFileAttribute",
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"System.Reflection.AssemblyProductAttribute",
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"System.Reflection.AssemblyTitleAttribute",
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"System.Reflection.AssemblyTrademarkAttribute",
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"System.Reflection.DefaultMemberAttribute",
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"System.Resources.NeutralResourcesLanguageAttribute",
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"System.Resources.SatelliteContractVersionAttribute",
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"System.Runtime.TargetedPatchingOptOutAttribute",
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// internal in MS referencesource and not used by the mono runtime
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"System.Runtime.ForceTokenStabilizationAttribute",
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"System.Runtime.CompilerServices.CompilationRelaxationsAttribute",
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"System.Runtime.CompilerServices.CompilerGeneratedAttribute",
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"System.Runtime.CompilerServices.DecimalConstantAttribute",
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"System.Runtime.CompilerServices.DefaultDependencyAttribute",
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//"System.Runtime.CompilerServices.ExtensionAttribute", used at runtime by LINQ, see bug #3028
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//"System.Runtime.CompilerServices.RuntimeCompatibilityAttribute", used at runtime by runtime wrapped exception handling
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"System.Runtime.CompilerServices.StringFreezingAttribute",
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"System.Runtime.ConstrainedExecution.PrePrepareMethodAttribute",
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"System.Runtime.ConstrainedExecution.ReliabilityContractAttribute",
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"System.Runtime.InteropServices.ClassInterfaceAttribute",
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"System.Runtime.InteropServices.ComCompatibleVersionAttribute",
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"System.Runtime.InteropServices.ComDefaultInterfaceAttribute",
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"System.Runtime.InteropServices.ComImportAttribute",
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"System.Runtime.InteropServices.ComVisibleAttribute",
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"System.Runtime.InteropServices.DispIdAttribute",
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"System.Runtime.InteropServices.GuidAttribute",
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"System.Runtime.InteropServices.InterfaceTypeAttribute",
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"System.Runtime.InteropServices.LCIDConversionAttribute",
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"System.Runtime.InteropServices.TypeLibImportClassAttribute",
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"System.Runtime.InteropServices.TypeLibVersionAttribute",
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// used for bindings, ref maccore 1ab986d5b0fa6f4fb1117161685289854a229077
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// "System.Runtime.InteropServices.UnmanagedFunctionPointerAttribute",
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"System.Runtime.Remoting.Metadata.SoapTypeAttribute",
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"System.Security.AllowPartiallyTrustedCallersAttribute",
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// internal in MS referencesource and not used by the mono runtime
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"System.Security.DynamicSecurityMethodAttribute",
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"System.Security.SecurityCriticalAttribute",
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"System.Security.SecuritySafeCriticalAttribute",
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"System.Security.SuppressUnmanagedCodeSecurityAttribute",
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"System.Security.UnverifiableCodeAttribute",
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// it's not a normal custom attribtue (security attributes are encoded differently)
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// but mcs has a bug that will encoded it as a normal custom attributes #30590
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"System.Security.Permissions.HostProtectionAttribute",
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"System.SRDescriptionAttribute",
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"System.Timers.TimersDescriptionAttribute",
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};
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// we could remove them if XmlSerialization is not linked into the .app
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// "System.Xml.Serialization.XmlAnyAttributeAttribute",
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// "System.Xml.Serialization.XmlAnyElementAttribute",
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// "System.Xml.Serialization.XmlArrayAttribute",
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// "System.Xml.Serialization.XmlArrayItemAttribute",
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// "System.Xml.Serialization.XmlAttributeAttribute",
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// "System.Xml.Serialization.XmlElementAttribute",
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// "System.Xml.Serialization.XmlEnumAttribute",
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// "System.Xml.Serialization.XmlIgnoreAttribute",
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// "System.Xml.Serialization.XmlNamespaceDeclarationsAttribute",
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// "System.Xml.Serialization.XmlRootAttribute",
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// "System.Xml.Serialization.XmlSchemaProviderAttribute",
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// "System.Xml.Serialization.XmlTextAttribute",
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// "System.Xml.Serialization.XmlTypeAttribute",
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#if DEBUG
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HashSet<string> keep = new HashSet<string> ();
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#endif
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bool debug_build;
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public override void Initialize (LinkContext context)
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{
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base.Initialize (context);
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debug_build = context.GetParameter ("debug-build") == "True";
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}
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protected override bool DebugBuild {
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get { return debug_build; }
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}
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protected override bool IsRemovedAttribute (CustomAttribute attribute)
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{
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if (base.IsRemovedAttribute (attribute))
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return true;
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var type = attribute.Constructor.DeclaringType;
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if (type.Namespace.StartsWith ("System", StringComparison.Ordinal)) {
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// FullName can allocate memory, precheck avoids it
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if (attribute_types.Contains (type.FullName))
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return true;
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}
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#if DEBUG
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// report attributes that we do not remove so we can audit them on new projects
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if (!keep.Contains (type.FullName)) {
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keep.Add (type.FullName);
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Console.WriteLine ("Keeping attribute: {0}", type.FullName);
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}
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#endif
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return false;
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}
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protected override void WillRemoveAttribute (ICustomAttributeProvider provider, CustomAttribute attribute)
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{
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var attr_type = attribute.AttributeType;
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switch (attr_type.Namespace) {
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case "System.Runtime.CompilerServices":
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switch (attr_type.Name) {
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case "CompilerGeneratedAttribute":
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LinkContext.StoreCustomAttribute (provider, attribute);
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break;
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}
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break;
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}
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base.WillRemoveAttribute (provider, attribute);
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}
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}
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}
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