Merge pull request #948 from ermshiperete/bug-xamarin-2394
[mono.git] / mcs / class / corlib / System.Reflection.Emit / ConstructorBuilder.cs
index 77a16c8c9e0444c15f5a42cd945910bbeaee0104..aa0f78a235c58b0cf9daabb8c6167561f86a860d 100644 (file)
@@ -1,5 +1,5 @@
 //
-// System.Reflection.Emit/ConstructorBuilder.cs
+// System.Reflection.Emit.ConstructorBuilder.cs
 //
 // Author:
 //   Paolo Molaro (lupus@ximian.com)
@@ -7,6 +7,30 @@
 // (C) 2001 Ximian, Inc.  http://www.ximian.com
 //
 
+//
+// Copyright (C) 2004 Novell, Inc (http://www.novell.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.
+//
+
+#if !FULL_AOT_RUNTIME
 using System;
 using System.Reflection;
 using System.Reflection.Emit;
@@ -14,94 +38,177 @@ using System.Globalization;
 using System.Security;
 using System.Security.Permissions;
 using System.Runtime.InteropServices;
+using System.Diagnostics.SymbolStore;
 
 namespace System.Reflection.Emit {
 
-       public sealed class ConstructorBuilder : ConstructorInfo {
+       [ComVisible (true)]
+       [ComDefaultInterface (typeof (_ConstructorBuilder))]
+       [ClassInterface (ClassInterfaceType.None)]
+       [StructLayout (LayoutKind.Sequential)]
+       public sealed class ConstructorBuilder : ConstructorInfo, _ConstructorBuilder {
+       
+#pragma warning disable 169, 414
                private RuntimeMethodHandle mhandle;
                private ILGenerator ilgen;
-               private Type[] parameters;
+               internal Type[] parameters;
                private MethodAttributes attrs;
                private MethodImplAttributes iattrs;
                private int table_idx;
                private CallingConventions call_conv;
                private TypeBuilder type;
-               private ParameterBuilder[] pinfo;
+               internal ParameterBuilder[] pinfo;
                private CustomAttributeBuilder[] cattrs;
                private bool init_locals = true;
                private Type[][] paramModReq;
                private Type[][] paramModOpt;
                private RefEmitPermissionSet[] permissions;
+#pragma warning restore 169, 414
 
-               internal ConstructorBuilder (TypeBuilder tb, MethodAttributes attributes, CallingConventions callingConvention, Type[] parameterTypes, Type[][] paramModReq, Type[][] paramModOpt) {
+               internal ConstructorBuilder (TypeBuilder tb, MethodAttributes attributes, CallingConventions callingConvention, Type[] parameterTypes, Type[][] paramModReq, Type[][] paramModOpt)
+               {
                        attrs = attributes | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName;
                        call_conv = callingConvention;
                        if (parameterTypes != null) {
+                               for (int i = 0; i < parameterTypes.Length; ++i)
+                                       if (parameterTypes [i] == null)
+                                               throw new ArgumentException ("Elements of the parameterTypes array cannot be null", "parameterTypes");
+
                                this.parameters = new Type [parameterTypes.Length];
                                System.Array.Copy (parameterTypes, this.parameters, parameterTypes.Length);
                        }
                        type = tb;
-                       table_idx = get_next_table_index (this, 0x06, true);
                        this.paramModReq = paramModReq;
                        this.paramModOpt = paramModOpt;
+                       table_idx = get_next_table_index (this, 0x06, true);
+
+                       ((ModuleBuilder) tb.Module).RegisterToken (this, GetToken ().Token);
                }
-               
+
+               [MonoTODO]
+               public override CallingConventions CallingConvention {
+                       get {
+                               return call_conv;
+                       }
+               }
+
                public bool InitLocals {
-                       get {return init_locals;}
-                       set {init_locals = value;}
+                       get {
+                               return init_locals;
+                       }
+                       set {
+                               init_locals = value;
+                       }
                }
 
                internal TypeBuilder TypeBuilder {
-                       get {return type;}
+                       get {
+                               return type;
+                       }
                }
                
-               public override MethodImplAttributes GetMethodImplementationFlags() {
+               public override MethodImplAttributes GetMethodImplementationFlags ()
+               {
                        return iattrs;
                }
-               public override ParameterInfo[] GetParameters() {
+
+               public override ParameterInfo[] GetParameters ()
+               {
+                       if (!type.is_created)
+                               throw not_created ();
+
+                       return GetParametersInternal ();
+               }
+
+               internal override ParameterInfo [] GetParametersInternal ()
+               {
                        if (parameters == null)
-                               return null;
+                               return EmptyArray<ParameterInfo>.Value;
 
-                       ParameterInfo[] retval = new ParameterInfo [parameters.Length];
-                       for (int i = 0; i < parameters.Length; i++) {
-                               retval [i] = new ParameterInfo (pinfo == null ? null : pinfo [i+1], parameters [i], this, i + 1);
-                       }
+                       ParameterInfo [] retval = new ParameterInfo [parameters.Length];
+                       for (int i = 0; i < parameters.Length; i++)
+                               retval [i] = ParameterInfo.New (pinfo == null ? null
+                                       : pinfo [i + 1], parameters [i], this, i + 1);
 
                        return retval;
                }
-               public override Object Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) {
+               
+               internal override int GetParametersCount ()
+               {
+                       if (parameters == null)
+                               return 0;
+                       
+                       return parameters.Length;
+               }
+
+               internal override Type GetParameterType (int pos) {
+                       return parameters [pos];
+               }
+               
+               public override Object Invoke (Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
+               {
                        throw not_supported ();
                }
-               public override object Invoke(BindingFlags invokeAttr, Binder binder, object[] parameters, CultureInfo culture) {
+
+               public override object Invoke (BindingFlags invokeAttr, Binder binder, object[] parameters, CultureInfo culture)
+               {
                        throw not_supported ();
                }
 
-               public override RuntimeMethodHandle MethodHandle { 
+               public override RuntimeMethodHandle MethodHandle {
                        get {
                                throw not_supported ();
                        }
                }
 
-               public override MethodAttributes Attributes { 
-                       get {return attrs;} 
+               public override MethodAttributes Attributes {
+                       get {
+                               return attrs;
+                       }
+               }
+
+               public override Type ReflectedType {
+                       get {
+                               return type;
+                       }
+               }
+
+               public override Type DeclaringType {
+                       get {
+                               return type;
+                       }
+               }
+
+#if NET_4_0
+               [Obsolete]
+#endif
+               public Type ReturnType {
+                       get {
+                               return null;
+                       }
                }
-               public override Type ReflectedType { get {return type;}}
-               public override Type DeclaringType { get {return type;}}
-               public Type ReturnType { get {return null;}}
-               public override string Name { 
-                       get {return (attrs & MethodAttributes.Static) != 0 ? ".cctor" : ".ctor";}
+
+               public override string Name {
+                       get {
+                               return (attrs & MethodAttributes.Static) != 0 ? ConstructorInfo.TypeConstructorName : ConstructorInfo.ConstructorName;
+                       }
                }
+
                public string Signature {
-                       get {return "constructor signature";}
+                       get {
+                               return "constructor signature";
+                       }
                }
 
-               public void AddDeclarativeSecurity( SecurityAction action, PermissionSet pset) {
+               public void AddDeclarativeSecurity (SecurityAction action, PermissionSet pset)
+               {
+#if !NET_2_1
                        if (pset == null)
                                throw new ArgumentNullException ("pset");
                        if ((action == SecurityAction.RequestMinimum) ||
                                (action == SecurityAction.RequestOptional) ||
                                (action == SecurityAction.RequestRefuse))
-                               throw new ArgumentException ("Request* values are not permitted", "action");
+                               throw new ArgumentOutOfRangeException ("action", "Request* values are not permitted");
 
                        RejectIfCreated ();
 
@@ -120,11 +227,12 @@ namespace System.Reflection.Emit {
 
                        permissions [permissions.Length - 1] = new RefEmitPermissionSet (action, pset.ToXml ().ToString ());
                        attrs |= MethodAttributes.HasSecurity;
+#endif
                }
 
-               public ParameterBuilder DefineParameter(int iSequence, ParameterAttributes attributes, string strParamName)
+               public ParameterBuilder DefineParameter (int iSequence, ParameterAttributes attributes, string strParamName)
                {
-                       if ((iSequence < 1) || (iSequence > parameters.Length))
+                       if (iSequence < 1 || iSequence > GetParametersCount ())
                                throw new ArgumentOutOfRangeException ("iSequence");
                        if (type.is_created)
                                throw not_after_created ();
@@ -136,27 +244,36 @@ namespace System.Reflection.Emit {
                        return pb;
                }
 
-               public override bool IsDefined (Type attribute_type, bool inherit) {
+               public override bool IsDefined (Type attributeType, bool inherit)
+               {
                        throw not_supported ();
                }
 
-               public override object [] GetCustomAttributes (bool inherit) {
+               public override object [] GetCustomAttributes (bool inherit)
+               {
                        throw not_supported ();
                }
 
-               public override object [] GetCustomAttributes (Type attribute_type, bool inherit) {
+               public override object [] GetCustomAttributes (Type attributeType, bool inherit)
+               {
                        throw not_supported ();
                }
 
-               public ILGenerator GetILGenerator () {
+               public ILGenerator GetILGenerator ()
+               {
                        return GetILGenerator (64);
                }
-               internal ILGenerator GetILGenerator (int size) {
-                       ilgen = new ILGenerator (type.Module, ((ModuleBuilder)type.Module).GetTokenGenerator (), size);
+
+               public ILGenerator GetILGenerator (int streamSize)
+               {
+                       if (ilgen != null)
+                               return ilgen;
+                       ilgen = new ILGenerator (type.Module, ((ModuleBuilder)type.Module).GetTokenGenerator (), streamSize);
                        return ilgen;
                }
 
-               public void SetCustomAttribute( CustomAttributeBuilder customBuilder) {
+               public void SetCustomAttribute (CustomAttributeBuilder customBuilder)
+               {
                        if (customBuilder == null)
                                throw new ArgumentNullException ("customBuilder");
 
@@ -179,7 +296,10 @@ namespace System.Reflection.Emit {
                                cattrs [0] = customBuilder;
                        }
                }
-               public void SetCustomAttribute( ConstructorInfo con, byte[] binaryAttribute) {
+
+               [ComVisible (true)]
+               public void SetCustomAttribute (ConstructorInfo con, byte[] binaryAttribute)
+               {
                        if (con == null)
                                throw new ArgumentNullException ("con");
                        if (binaryAttribute == null)
@@ -187,48 +307,109 @@ namespace System.Reflection.Emit {
 
                        SetCustomAttribute (new CustomAttributeBuilder (con, binaryAttribute));
                }
-               public void SetImplementationFlags( MethodImplAttributes attributes) {
+
+               public void SetImplementationFlags (MethodImplAttributes attributes)
+               {
                        if (type.is_created)
                                throw not_after_created ();
 
                        iattrs = attributes;
                }
-               public Module GetModule() {
+
+               public Module GetModule ()
+               {
                        return type.Module;
                }
-               public MethodToken GetToken() {
+
+               public MethodToken GetToken ()
+               {
                        return new MethodToken (0x06000000 | table_idx);
                }
 
                [MonoTODO]
-               public void SetSymCustomAttribute( string name, byte[] data) {
+               public void SetSymCustomAttribute (string name, byte[] data)
+               {
                        if (type.is_created)
                                throw not_after_created ();
                }
 
-               public override string ToString() {
-                       return "constructor";
+               public override Module Module {
+                       get {
+                               return base.Module;
+                       }
                }
 
-               internal void fixup () {
+               public override string ToString ()
+               {
+                       return "ConstructorBuilder ['" + type.Name + "']";
+               }
+
+               internal void fixup ()
+               {
+                       if (((attrs & (MethodAttributes.Abstract | MethodAttributes.PinvokeImpl)) == 0) && ((iattrs & (MethodImplAttributes.Runtime | MethodImplAttributes.InternalCall)) == 0)) {
+                       if ((ilgen == null) || (ilgen.ILOffset == 0))
+                               throw new InvalidOperationException ("Method '" + Name + "' does not have a method body.");
+                       }
                        if (ilgen != null)
-                               ilgen.label_fixup ();
+                               ilgen.label_fixup (this);
+               }
+               
+               internal void GenerateDebugInfo (ISymbolWriter symbolWriter)
+               {
+                       if (ilgen != null && ilgen.HasDebugInfo) {
+                               SymbolToken token = new SymbolToken (GetToken().Token);
+                               symbolWriter.OpenMethod (token);
+                               symbolWriter.SetSymAttribute (token, "__name", System.Text.Encoding.UTF8.GetBytes (Name));
+                               ilgen.GenerateDebugInfo (symbolWriter);
+                               symbolWriter.CloseMethod ();
+                       }
                }
-               internal override int get_next_table_index (object obj, int table, bool inc) {
+
+               internal override int get_next_table_index (object obj, int table, bool inc)
+               {
                        return type.get_next_table_index (obj, table, inc);
                }
 
-               private void RejectIfCreated () {
+               private void RejectIfCreated ()
+               {
                        if (type.is_created)
                                throw new InvalidOperationException ("Type definition of the method is complete.");
                }
 
-               private Exception not_supported () {
+               private Exception not_supported ()
+               {
                        return new NotSupportedException ("The invoked member is not supported in a dynamic module.");
                }
 
-               private Exception not_after_created () {
+               private Exception not_after_created ()
+               {
                        return new InvalidOperationException ("Unable to change after type has been created.");
                }
+
+               private Exception not_created ()
+               {
+                       return new NotSupportedException ("The type is not yet created.");
+               }
+
+               void _ConstructorBuilder.GetIDsOfNames ([In] ref Guid riid, IntPtr rgszNames, uint cNames, uint lcid, IntPtr rgDispId)
+               {
+                       throw new NotImplementedException ();
+               }
+
+               void _ConstructorBuilder.GetTypeInfo (uint iTInfo, uint lcid, IntPtr ppTInfo)
+               {
+                       throw new NotImplementedException ();
+               }
+
+               void _ConstructorBuilder.GetTypeInfoCount (out uint pcTInfo)
+               {
+                       throw new NotImplementedException ();
+               }
+
+               void _ConstructorBuilder.Invoke (uint dispIdMember, [In] ref Guid riid, uint lcid, short wFlags, IntPtr pDispParams, IntPtr pVarResult, IntPtr pExcepInfo, IntPtr puArgErr)
+               {
+                       throw new NotImplementedException ();
+               }
        }
 }
+#endif