Xamarin Public Jenkins (auto-signing) ef583813eb Imported Upstream version 6.4.0.137
Former-commit-id: 943baa9f16a098c33e129777827f3a9d20da00d6
2019-07-26 19:53:28 +00:00

798 lines
22 KiB
C#

//
// System.Reflection/Assembly.cs
//
// Author:
// Paolo Molaro (lupus@ximian.com)
//
// (C) 2001 Ximian, Inc. http://www.ximian.com
// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
// Copyright 2011 Xamarin Inc (http://www.xamarin.com).
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Security;
using System.Security.Policy;
using System.Security.Permissions;
using System.Runtime.Serialization;
using System.Reflection;
using System.IO;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using System.Configuration.Assemblies;
using System.Threading;
using System.Text;
using System.Diagnostics.Contracts;
using Mono.Security;
namespace System.Reflection {
[ComVisible (true)]
[ComDefaultInterfaceAttribute (typeof (_Assembly))]
[Serializable]
[ClassInterface(ClassInterfaceType.None)]
[StructLayout (LayoutKind.Sequential)]
#if MOBILE
public partial class Assembly : ICustomAttributeProvider, ISerializable
#else
public abstract class Assembly : ICustomAttributeProvider, _Assembly, IEvidenceFactory, ISerializable
#endif
{
internal class ResolveEventHolder {
#pragma warning disable 67
public event ModuleResolveEventHandler ModuleResolve;
#pragma warning restore
}
//
// We can't store the event directly in this class, since the
// compiler would silently insert the fields before _mono_assembly
//
public virtual event ModuleResolveEventHandler ModuleResolve {
[SecurityPermission (SecurityAction.LinkDemand, ControlAppDomain = true)]
add {
throw new NotImplementedException ();
}
[SecurityPermission (SecurityAction.LinkDemand, ControlAppDomain = true)]
remove {
throw new NotImplementedException ();
}
}
public virtual string CodeBase {
get {
throw new NotImplementedException ();
}
}
public virtual string EscapedCodeBase {
get {
throw new NotImplementedException ();
}
}
public virtual string FullName {
get {
throw new NotImplementedException ();
}
}
public virtual MethodInfo EntryPoint {
get {
throw new NotImplementedException ();
}
}
public virtual Evidence Evidence {
[SecurityPermission (SecurityAction.Demand, ControlEvidence = true)]
get {
throw new NotImplementedException ();
}
}
internal virtual Evidence UnprotectedGetEvidence ()
{
throw new NotImplementedException ();
}
internal virtual IntPtr MonoAssembly {
get {
throw new NotImplementedException ();
}
}
internal virtual bool FromByteArray {
set {
throw new NotImplementedException ();
}
}
public virtual String Location {
get {
throw new NotImplementedException ();
}
}
[ComVisible (false)]
public virtual string ImageRuntimeVersion {
get {
throw new NotImplementedException ();
}
}
public virtual void GetObjectData (SerializationInfo info, StreamingContext context)
{
throw new NotImplementedException ();
}
public virtual bool IsDefined (Type attributeType, bool inherit)
{
throw new NotImplementedException ();
}
public virtual object [] GetCustomAttributes (bool inherit)
{
throw new NotImplementedException ();
}
public virtual object [] GetCustomAttributes (Type attributeType, bool inherit)
{
throw new NotImplementedException ();
}
public virtual FileStream[] GetFiles ()
{
return GetFiles (false);
}
public virtual FileStream [] GetFiles (bool getResourceModules)
{
throw new NotImplementedException ();
}
public virtual FileStream GetFile (String name)
{
throw new NotImplementedException ();
}
public virtual Stream GetManifestResourceStream (String name)
{
throw new NotImplementedException ();
}
public virtual Stream GetManifestResourceStream (Type type, String name)
{
throw new NotImplementedException ();
}
internal Stream GetManifestResourceStream (Type type, String name, bool skipSecurityCheck, ref StackCrawlMark stackMark)
{
StringBuilder sb = new StringBuilder ();
if (type == null) {
if (name == null)
throw new ArgumentNullException ("type");
} else {
String nameSpace = type.Namespace;
if (nameSpace != null) {
sb.Append (nameSpace);
if (name != null)
sb.Append (Type.Delimiter);
}
}
if (name != null)
sb.Append(name);
return GetManifestResourceStream (sb.ToString());
}
internal unsafe Stream GetManifestResourceStream(String name, ref StackCrawlMark stackMark, bool skipSecurityCheck)
{
return GetManifestResourceStream (null, name, skipSecurityCheck, ref stackMark);
}
internal String GetSimpleName()
{
AssemblyName aname = GetName (true);
return aname.Name;
}
internal byte[] GetPublicKey()
{
AssemblyName aname = GetName (true);
return aname.GetPublicKey ();
}
internal Version GetVersion()
{
AssemblyName aname = GetName (true);
return aname.Version;
}
private AssemblyNameFlags GetFlags()
{
AssemblyName aname = GetName (true);
return aname.Flags;
}
[MethodImplAttribute (MethodImplOptions.InternalCall)]
internal virtual extern Type[] GetTypes (bool exportedOnly);
public virtual Type[] GetTypes ()
{
return GetTypes (false);
}
public virtual Type[] GetExportedTypes ()
{
throw new NotImplementedException ();
}
public virtual Type GetType (String name, Boolean throwOnError)
{
return GetType (name, throwOnError, false);
}
public virtual Type GetType (String name) {
return GetType (name, false, false);
}
[MethodImplAttribute (MethodImplOptions.InternalCall)]
internal extern Type InternalGetType (Module module, String name, Boolean throwOnError, Boolean ignoreCase);
[MethodImplAttribute (MethodImplOptions.InternalCall)]
internal extern unsafe static void InternalGetAssemblyName (string assemblyFile, out Mono.MonoAssemblyName aname, out string codebase);
public virtual AssemblyName GetName (Boolean copiedName)
{
throw new NotImplementedException ();
}
public virtual AssemblyName GetName ()
{
return GetName (false);
}
public override string ToString ()
{
return base.ToString ();
}
public static String CreateQualifiedName (String assemblyName, String typeName)
{
return typeName + ", " + assemblyName;
}
public static Assembly GetAssembly (Type type)
{
if (type != null)
return type.Assembly;
throw new ArgumentNullException ("type");
}
[MethodImplAttribute (MethodImplOptions.InternalCall)]
public static extern Assembly GetEntryAssembly();
internal Assembly GetSatelliteAssembly (CultureInfo culture, Version version, bool throwOnError, ref StackCrawlMark stackMark)
{
if (culture == null)
throw new ArgumentNullException("culture");
Contract.EndContractBlock();
String name = GetSimpleName() + ".resources";
return InternalGetSatelliteAssembly(name, culture, version, true, ref stackMark);
}
internal RuntimeAssembly InternalGetSatelliteAssembly (String name, CultureInfo culture, Version version, bool throwOnFileNotFound, ref StackCrawlMark stackMark)
{
AssemblyName an = new AssemblyName ();
an.SetPublicKey (GetPublicKey ());
an.Flags = GetFlags () | AssemblyNameFlags.PublicKey;
if (version == null)
an.Version = GetVersion ();
else
an.Version = version;
an.CultureInfo = culture;
an.Name = name;
Assembly assembly;
try {
assembly = AppDomain.CurrentDomain.LoadSatellite (an, false, ref stackMark);
if (assembly != null)
return (RuntimeAssembly)assembly;
} catch (FileNotFoundException) {
assembly = null;
// ignore
}
if (String.IsNullOrEmpty (Location))
return null;
// Try the assembly directory
string location = Path.GetDirectoryName (Location);
string fullName = Path.Combine (location, Path.Combine (culture.Name, an.Name + ".dll"));
try {
return (RuntimeAssembly)LoadFrom (fullName, false, ref stackMark);
} catch {
if (!throwOnFileNotFound && !File.Exists (fullName))
return null;
throw;
}
}
#if !MOBILE
Type _Assembly.GetType ()
{
// Required or object::GetType becomes virtual final
return base.GetType ();
}
#endif
[MethodImplAttribute (MethodImplOptions.InternalCall)]
private extern static Assembly LoadFrom (String assemblyFile, bool refOnly, ref StackCrawlMark stackMark);
[MethodImplAttribute (MethodImplOptions.InternalCall)]
private extern static Assembly LoadFile_internal (String assemblyFile, ref StackCrawlMark stackMark);
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly LoadFrom (String assemblyFile)
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
return LoadFrom (assemblyFile, false, ref stackMark);
}
[Obsolete]
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly LoadFrom (String assemblyFile, Evidence securityEvidence)
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
Assembly a = LoadFrom (assemblyFile, false, ref stackMark);
#if !MOBILE
if ((a != null) && (securityEvidence != null)) {
// merge evidence (i.e. replace defaults with provided evidences)
a.Evidence.Merge (securityEvidence);
}
#endif
return a;
}
[Obsolete]
[MonoTODO("This overload is not currently implemented")]
// FIXME: What are we missing?
public static Assembly LoadFrom (String assemblyFile, Evidence securityEvidence, byte[] hashValue, AssemblyHashAlgorithm hashAlgorithm)
{
throw new NotImplementedException ();
}
[MonoTODO]
public static Assembly LoadFrom (String assemblyFile, byte [] hashValue, AssemblyHashAlgorithm hashAlgorithm)
{
throw new NotImplementedException ();
}
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly UnsafeLoadFrom (String assemblyFile)
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
return LoadFrom (assemblyFile, false, ref stackMark);
}
[Obsolete]
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly LoadFile (String path, Evidence securityEvidence)
{
if (path == null)
throw new ArgumentNullException ("path");
if (path == String.Empty)
throw new ArgumentException ("Path can't be empty", "path");
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
Assembly a = LoadFile_internal (path, ref stackMark);
if (a != null && securityEvidence != null) {
throw new NotImplementedException ();
}
return a;
}
public static Assembly LoadFile (String path)
{
return LoadFile (path, null);
}
public static Assembly Load (String assemblyString)
{
return AppDomain.CurrentDomain.Load (assemblyString);
}
[Obsolete]
public static Assembly Load (String assemblyString, Evidence assemblySecurity)
{
return AppDomain.CurrentDomain.Load (assemblyString, assemblySecurity);
}
public static Assembly Load (AssemblyName assemblyRef)
{
return AppDomain.CurrentDomain.Load (assemblyRef);
}
[Obsolete]
public static Assembly Load (AssemblyName assemblyRef, Evidence assemblySecurity)
{
return AppDomain.CurrentDomain.Load (assemblyRef, assemblySecurity);
}
public static Assembly Load (Byte[] rawAssembly)
{
return AppDomain.CurrentDomain.Load (rawAssembly);
}
public static Assembly Load (Byte[] rawAssembly, Byte[] rawSymbolStore)
{
return AppDomain.CurrentDomain.Load (rawAssembly, rawSymbolStore);
}
[Obsolete]
public static Assembly Load (Byte[] rawAssembly, Byte[] rawSymbolStore,
Evidence securityEvidence)
{
return AppDomain.CurrentDomain.Load (rawAssembly, rawSymbolStore, securityEvidence);
}
[MonoLimitation ("Argument securityContextSource is ignored")]
public static Assembly Load (byte [] rawAssembly, byte [] rawSymbolStore, SecurityContextSource securityContextSource)
{
return AppDomain.CurrentDomain.Load (rawAssembly, rawSymbolStore);
}
public static Assembly ReflectionOnlyLoad (byte[] rawAssembly)
{
return AppDomain.CurrentDomain.Load (rawAssembly, null, null, true);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly ReflectionOnlyLoad (string assemblyString)
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
return AppDomain.CurrentDomain.Load (assemblyString, null, true, ref stackMark);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)] // Methods containing StackCrawlMark local var has to be marked non-inlineable
public static Assembly ReflectionOnlyLoadFrom (string assemblyFile)
{
if (assemblyFile == null)
throw new ArgumentNullException ("assemblyFile");
StackCrawlMark stackMark = StackCrawlMark.LookForMyCaller;
return LoadFrom (assemblyFile, true, ref stackMark);
}
[Obsolete("This method has been deprecated. Please use Assembly.Load() instead. http://go.microsoft.com/fwlink/?linkid=14202")]
public static Assembly LoadWithPartialName (string partialName)
{
return LoadWithPartialName (partialName, null);
}
[MonoTODO ("Not implemented")]
public Module LoadModule (string moduleName, byte [] rawModule)
{
throw new NotImplementedException ();
}
[MonoTODO ("Not implemented")]
public
virtual
Module LoadModule (string moduleName, byte [] rawModule, byte [] rawSymbolStore)
{
throw new NotImplementedException ();
}
[MethodImplAttribute (MethodImplOptions.InternalCall)]
private static extern Assembly load_with_partial_name (string name, Evidence e);
[Obsolete("This method has been deprecated. Please use Assembly.Load() instead. http://go.microsoft.com/fwlink/?linkid=14202")]
public static Assembly LoadWithPartialName (string partialName, Evidence securityEvidence)
{
return LoadWithPartialName (partialName, securityEvidence, true);
}
/**
* LAMESPEC: It is possible for this method to throw exceptions IF the name supplied
* is a valid gac name and contains filesystem entry charachters at the end of the name
* ie System/// will throw an exception. However ////System will not as that is canocolized
* out of the name.
*/
// FIXME: LoadWithPartialName must look cache (no CAS) or read from disk (CAS)
internal static Assembly LoadWithPartialName (string partialName, Evidence securityEvidence, bool oldBehavior)
{
if (!oldBehavior)
throw new NotImplementedException ();
if (partialName == null)
throw new NullReferenceException ();
return load_with_partial_name (partialName, securityEvidence);
}
public Object CreateInstance (String typeName)
{
return CreateInstance (typeName, false);
}
public Object CreateInstance (String typeName, Boolean ignoreCase)
{
Type t = GetType (typeName, false, ignoreCase);
if (t == null)
return null;
try {
return Activator.CreateInstance (t);
} catch (InvalidOperationException) {
throw new ArgumentException ("It is illegal to invoke a method on a Type loaded via ReflectionOnly methods.");
}
}
public
virtual
Object CreateInstance (String typeName, Boolean ignoreCase,
BindingFlags bindingAttr, Binder binder,
Object[] args, CultureInfo culture,
Object[] activationAttributes)
{
Type t = GetType (typeName, false, ignoreCase);
if (t == null)
return null;
try {
return Activator.CreateInstance (t, bindingAttr, binder, args, culture, activationAttributes);
} catch (InvalidOperationException) {
throw new ArgumentException ("It is illegal to invoke a method on a Type loaded via ReflectionOnly methods.");
}
}
public Module[] GetLoadedModules ()
{
return GetLoadedModules (false);
}
public Module[] GetModules ()
{
return GetModules (false);
}
internal virtual Module[] GetModulesInternal () {
throw new NotImplementedException ();
}
[MethodImplAttribute (MethodImplOptions.InternalCall)]
public extern static Assembly GetExecutingAssembly ();
[MethodImplAttribute (MethodImplOptions.InternalCall)]
public extern static Assembly GetCallingAssembly ();
[MethodImplAttribute (MethodImplOptions.InternalCall)]
internal static extern IntPtr InternalGetReferencedAssemblies (Assembly module);
public virtual String[] GetManifestResourceNames ()
{
throw new NotImplementedException ();
}
internal static AssemblyName[] GetReferencedAssemblies (Assembly module)
{
using (var nativeNames = new Mono.SafeGPtrArrayHandle (InternalGetReferencedAssemblies (module))) {
var numAssemblies = nativeNames.Length;
try {
AssemblyName [] result = new AssemblyName[numAssemblies];
const bool addVersion = true;
const bool addPublicKey = false;
const bool defaultToken = true;
const bool assemblyRef = true;
for (int i = 0; i < numAssemblies; i++) {
AssemblyName name = new AssemblyName ();
unsafe {
Mono.MonoAssemblyName *nativeName = (Mono.MonoAssemblyName*) nativeNames[i];
name.FillName (nativeName, null, addVersion, addPublicKey, defaultToken, assemblyRef);
result[i] = name;
}
}
return result;
} finally {
for (int i = 0; i < numAssemblies; i++) {
unsafe {
Mono.MonoAssemblyName* nativeName = (Mono.MonoAssemblyName*) nativeNames[i];
Mono.RuntimeMarshal.FreeAssemblyName (ref *nativeName, true);
}
}
}
}
}
public virtual ManifestResourceInfo GetManifestResourceInfo (String resourceName)
{
throw new NotImplementedException ();
}
[MonoTODO ("Currently it always returns zero")]
[ComVisible (false)]
public
virtual
long HostContext {
get { return 0; }
}
internal virtual Module GetManifestModule () {
throw new NotImplementedException ();
}
[ComVisible (false)]
public virtual bool ReflectionOnly {
get {
throw new NotImplementedException ();
}
}
public override int GetHashCode ()
{
return base.GetHashCode ();
}
public override bool Equals (object o)
{
return base.Equals (o);
}
#if !MOBILE
internal virtual PermissionSet GrantedPermissionSet {
get {
throw new NotImplementedException ();
}
}
internal virtual PermissionSet DeniedPermissionSet {
get {
throw new NotImplementedException ();
}
}
public virtual PermissionSet PermissionSet {
get {
throw new NotImplementedException ();
}
}
#endif
public virtual SecurityRuleSet SecurityRuleSet {
get { throw CreateNIE (); }
}
static Exception CreateNIE ()
{
return new NotImplementedException ("Derived classes must implement it");
}
public virtual IList<CustomAttributeData> GetCustomAttributesData ()
{
throw new NotImplementedException ();
}
[MonoTODO]
public bool IsFullyTrusted {
get { return true; }
}
public virtual Type GetType (string name, bool throwOnError, bool ignoreCase)
{
throw CreateNIE ();
}
public virtual Module GetModule (String name)
{
throw CreateNIE ();
}
public virtual AssemblyName[] GetReferencedAssemblies ()
{
throw CreateNIE ();
}
public virtual Module[] GetModules (bool getResourceModules)
{
throw CreateNIE ();
}
[MonoTODO ("Always returns the same as GetModules")]
public virtual Module[] GetLoadedModules (bool getResourceModules)
{
throw CreateNIE ();
}
public virtual Assembly GetSatelliteAssembly (CultureInfo culture)
{
throw CreateNIE ();
}
public virtual Assembly GetSatelliteAssembly (CultureInfo culture, Version version)
{
throw CreateNIE ();
}
public virtual Module ManifestModule {
get { throw CreateNIE (); }
}
public virtual bool GlobalAssemblyCache {
get { throw CreateNIE (); }
}
public virtual bool IsDynamic {
get { return false; }
}
public static bool operator == (Assembly left, Assembly right)
{
if ((object)left == (object)right)
return true;
if ((object)left == null ^ (object)right == null)
return false;
return left.Equals (right);
}
public static bool operator != (Assembly left, Assembly right)
{
if ((object)left == (object)right)
return false;
if ((object)left == null ^ (object)right == null)
return true;
return !left.Equals (right);
}
public virtual IEnumerable<TypeInfo> DefinedTypes {
get {
foreach (var type in GetTypes ()) {
yield return type.GetTypeInfo ();
}
}
}
public virtual IEnumerable<Type> ExportedTypes {
get { return GetExportedTypes (); }
}
public virtual IEnumerable<Module> Modules {
get { return GetModules (); }
}
public virtual IEnumerable<CustomAttributeData> CustomAttributes {
get { return GetCustomAttributesData (); }
}
public virtual Type[] GetForwardedTypes() => throw new PlatformNotSupportedException();
}
}