// Author: Ravi Pratap (ravi@ximian.com)
// Marek Safar (marek.safar@seznam.cz)
//
-// Licensed under the terms of the GNU GPL
-//
-// (C) 2001 Ximian, Inc (http://www.ximian.com)
+// Dual licensed under the terms of the MIT X11 or GNU GPL
//
+// Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
+// Copyright 2003-2008 Novell, Inc.
//
using System;
public abstract string[] ValidAttributeTargets { get; }
};
- public class Attribute {
+ public class Attribute : Expression
+ {
public readonly string ExplicitTarget;
public AttributeTargets Target;
public readonly Expression LeftExpr;
public readonly string Identifier;
- readonly ArrayList PosArguments;
+ ArrayList PosArguments;
ArrayList NamedArguments;
- public readonly Location Location;
-
- public Type Type;
-
bool resolve_error;
readonly bool nameEscaped;
PosArguments = (ArrayList)args [0];
NamedArguments = (ArrayList)args [1];
}
- Location = loc;
+ this.loc = loc;
ExplicitTarget = target;
this.nameEscaped = nameEscaped;
}
+ public Attribute Clone ()
+ {
+ Attribute a = new Attribute (ExplicitTarget, LeftExpr, Identifier, null, loc, nameEscaped);
+ a.PosArguments = PosArguments;
+ a.NamedArguments = NamedArguments;
+ return a;
+ }
+
static Attribute ()
{
Reset ();
return Type;
}
- public string GetSignatureForError ()
+ public override string GetSignatureForError ()
{
if (Type != null)
return TypeManager.CSharpName (Type);
return LeftExpr == null ? Identifier : LeftExpr.GetSignatureForError () + "." + Identifier;
}
- bool IsValidArgumentType (Type t)
+ public bool HasSecurityAttribute {
+ get {
+ return TypeManager.security_attr_type != null &&
+ TypeManager.IsSubclassOf (type, TypeManager.security_attr_type);
+ }
+ }
+
+ public bool IsValidSecurityAttribute ()
+ {
+ return HasSecurityAttribute && IsSecurityActionValid (false);
+ }
+
+ static bool IsValidArgumentType (Type t)
{
if (t.IsArray)
- t = t.GetElementType ();
+ t = TypeManager.GetElementType (t);
- return TypeManager.IsPrimitiveType (t) ||
+ return t == TypeManager.string_type ||
+ TypeManager.IsPrimitiveType (t) ||
TypeManager.IsEnumType (t) ||
- t == TypeManager.string_type ||
t == TypeManager.object_type ||
t == TypeManager.type_type;
}
}
Attributable owner = Owner;
- EmitContext ec = new EmitContext (owner.ResolveContext, owner.ResolveContext.DeclContainer, owner.ResolveContext.DeclContainer,
- Location, null, typeof (Attribute), owner.ResolveContext.DeclContainer.ModFlags, false);
+ DeclSpace ds = owner.ResolveContext as DeclSpace;
+ if (ds == null)
+ ds = owner.ResolveContext.DeclContainer;
+
+ EmitContext ec = new EmitContext (owner.ResolveContext, ds, ds,
+ Location, null, typeof (Attribute), ds.ModFlags, false);
ec.IsAnonymousMethodAllowed = false;
ConstructorInfo ctor = ResolveConstructor (ec);
CustomAttributeBuilder cb;
try {
+ // SRE does not allow private ctor but we want to report all source code errors
+ if (ctor.IsPrivate)
+ return null;
+
if (NamedArguments == null) {
cb = new CustomAttributeBuilder (ctor, pos_values);
return null;
}
}
-
- MethodGroupExpr mg = Expression.MemberLookup (ec.ContainerType,
+
+ MethodGroupExpr mg = MemberLookupFinal (ec, ec.ContainerType,
Type, ".ctor", MemberTypes.Constructor,
BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly,
Location) as MethodGroupExpr;
if (mg == null)
return null;
- mg = mg.OverloadResolve (ec, PosArguments, false, Location);
+ mg = mg.OverloadResolve (ec, ref PosArguments, false, Location);
if (mg == null)
return null;
ConstructorInfo constructor = (ConstructorInfo)mg;
-
- // TODO: move to OverloadResolve
- ObsoleteAttribute oa = AttributeTester.GetMethodObsoleteAttribute (constructor);
- if (oa != null && !Owner.ResolveContext.IsInObsoleteScope) {
- AttributeTester.Report_ObsoleteMessage (oa, mg.GetSignatureForError (), mg.Location);
- }
-
if (PosArguments == null) {
pos_values = EmptyObject;
return constructor;
}
- ParameterData pd = TypeManager.GetParameterData (constructor);
+ AParametersCollection pd = TypeManager.GetParameterData (constructor);
int pos_arg_count = PosArguments.Count;
- int last_real_param = pd.Count;
-
pos_values = new object [pos_arg_count];
-
- if (pd.HasParams) {
- // When the params is not filled we need to put one
- if (last_real_param > pos_arg_count) {
- object [] new_pos_values = new object [pos_arg_count + 1];
- pos_values.CopyTo (new_pos_values, 0);
- new_pos_values [pos_arg_count] = new object [] {} ;
- pos_values = new_pos_values;
- }
- last_real_param--;
- }
-
for (int j = 0; j < pos_arg_count; ++j) {
Argument a = (Argument) PosArguments [j];
- if (!a.Expr.GetAttributableValue (a.Type, out pos_values [j]))
+ if (!a.Expr.GetAttributableValue (ec, a.Type, out pos_values [j]))
return null;
-
- if (j < last_real_param)
- continue;
-
- if (j == last_real_param) {
- object [] array = new object [pos_arg_count - last_real_param];
- array [0] = pos_values [j];
- pos_values [j] = array;
- continue;
- }
-
- object [] params_array = (object []) pos_values [last_real_param];
- params_array [j - last_real_param] = pos_values [j];
- }
-
- // Adjust the size of the pos_values if it had params
- if (last_real_param != pos_arg_count) {
- object [] new_pos_values = new object [last_real_param + 1];
- Array.Copy (pos_values, new_pos_values, last_real_param + 1);
- pos_values = new_pos_values;
}
// Here we do the checks which should be done by corlib or by runtime.
}
if (Type == TypeManager.indexer_name_type || Type == TypeManager.conditional_attribute_type) {
- if (!Tokenizer.IsValidIdentifier ((string)pos_values [0])) {
+ string v = pos_values [0] as string;
+ if (!Tokenizer.IsValidIdentifier (v) || Tokenizer.IsKeyword (v)) {
Report.Error (633, ((Argument)PosArguments[0]).Expr.Location,
"The argument to the `{0}' attribute must be a valid identifier", GetSignatureForError ());
return null;
}
if (Type == TypeManager.methodimpl_attr_type && pos_values.Length == 1 &&
- pd.ParameterType (0) == TypeManager.short_type &&
+ pd.Types [0] == TypeManager.short_type &&
!System.Enum.IsDefined (typeof (MethodImplOptions), pos_values [0].ToString ())) {
Error_AttributeEmitError ("Incorrect argument value.");
return null;
}
- return (ConstructorInfo)constructor;
+ return constructor;
}
protected virtual bool ResolveNamedArguments (EmitContext ec)
string member_name = (string) de.Key;
if (seen_names.Contains(member_name)) {
- Report.Error(643, Location, "'" + member_name + "' duplicate named attribute argument");
+ Report.Error(643, Location, "'{0}' duplicate named attribute argument", member_name);
return false;
}
seen_names.Add(member_name);
return false;
}
- if (!IsValidArgumentType (pi.PropertyType)) {
+ if (!IsValidArgumentType (member.Type)) {
Report.SymbolRelatedToPreviousError (pi);
Error_InvalidNamedAgrumentType (member_name);
return false;
}
object value;
- if (!a.Expr.GetAttributableValue (pi.PropertyType, out value))
+ if (!a.Expr.GetAttributableValue (ec, member.Type, out value))
return false;
PropertyBase pb = TypeManager.GetProperty (pi);
return false;
}
- if (!IsValidArgumentType (fi.FieldType)) {
+ if (!IsValidArgumentType (member.Type)) {
Report.SymbolRelatedToPreviousError (fi);
Error_InvalidNamedAgrumentType (member_name);
return false;
}
object value;
- if (!a.Expr.GetAttributableValue (fi.FieldType, out value))
+ if (!a.Expr.GetAttributableValue (ec, member.Type, out value))
return false;
FieldBase fb = TypeManager.GetField (fi);
// TODO: we can skip the first item
if (((IList) valid_targets).Contains (ExplicitTarget)) {
switch (ExplicitTarget) {
- case "return": Target = AttributeTargets.ReturnValue; return true;
- case "param": Target = AttributeTargets.Parameter; return true;
- case "field": Target = AttributeTargets.Field; return true;
- case "method": Target = AttributeTargets.Method; return true;
- case "property": Target = AttributeTargets.Property; return true;
+ case "return": Target = AttributeTargets.ReturnValue; return true;
+ case "param": Target = AttributeTargets.Parameter; return true;
+ case "field": Target = AttributeTargets.Field; return true;
+ case "method": Target = AttributeTargets.Method; return true;
+ case "property": Target = AttributeTargets.Property; return true;
}
throw new InternalErrorException ("Unknown explicit target: " + ExplicitTarget);
}
/// <summary>
/// Tests permitted SecurityAction for assembly or other types
/// </summary>
- public bool CheckSecurityActionValidity (bool for_assembly)
+ protected virtual bool IsSecurityActionValid (bool for_assembly)
{
SecurityAction action = GetSecurityActionValue ();
if (prop_info_arr != null) {
for (int i = 0; i < prop_info_arr.Length; ++i) {
PropertyInfo emited_pi = prop_info_arr [i];
- PropertyInfo pi = orig_assembly_type.GetProperty (emited_pi.Name, emited_pi.PropertyType);
+ // FIXME: We are missing return type filter
+ // TODO: pi can be null
+ PropertyInfo pi = orig_assembly_type.GetProperty (emited_pi.Name);
- object old_instance = pi.PropertyType.IsEnum ?
+ object old_instance = TypeManager.IsEnumType (pi.PropertyType) ?
System.Enum.ToObject (pi.PropertyType, prop_values_arr [i]) :
prop_values_arr [i];
// IS is correct because for corlib we are using an instance from old corlib
if (!(perm is System.Security.CodeAccessPermission)) {
switch (action) {
- case SecurityAction.Demand:
- action = (SecurityAction)13;
- break;
- case SecurityAction.LinkDemand:
- action = (SecurityAction)14;
- break;
- case SecurityAction.InheritanceDemand:
- action = (SecurityAction)15;
- break;
+ case SecurityAction.Demand:
+ action = (SecurityAction)13;
+ break;
+ case SecurityAction.LinkDemand:
+ action = (SecurityAction)14;
+ break;
+ case SecurityAction.InheritanceDemand:
+ action = (SecurityAction)15;
+ break;
}
}
ps.AddPermission (perm);
}
- static object GetValue (object value)
- {
- if (value is EnumConstant)
- return ((EnumConstant) value).GetValue ();
- else
- return value;
- }
-
public object GetPropertyValue (string name)
{
if (prop_info_arr == null)
return null;
}
- object GetFieldValue (string name)
- {
- int i;
- if (field_info_arr == null)
- return null;
- i = 0;
- foreach (FieldInfo fi in field_info_arr) {
- if (fi.Name == name)
- return GetValue (field_values_arr [i]);
- i++;
- }
- return null;
- }
-
//
// Theoretically, we can get rid of this, since FieldBuilder.SetCustomAttribute()
// and ParameterBuilder.SetCustomAttribute() are supposed to handle this attribute.
// However, we can't, since it appears that the .NET 1.1 SRE hangs when given a MarshalAsAttribute.
//
+#if !NET_2_0
public UnmanagedMarshal GetMarshal (Attributable attr)
{
UnmanagedType UnmanagedType;
}
}
+ object GetFieldValue (string name)
+ {
+ int i;
+ if (field_info_arr == null)
+ return null;
+ i = 0;
+ foreach (FieldInfo fi in field_info_arr) {
+ if (fi.Name == name)
+ return GetValue (field_values_arr [i]);
+ i++;
+ }
+ return null;
+ }
+
+ static object GetValue (object value)
+ {
+ if (value is EnumConstant)
+ return ((EnumConstant) value).GetValue ();
+ else
+ return value;
+ }
+
+#endif
+
public CharSet GetCharSetValue ()
{
return (CharSet)System.Enum.Parse (typeof (CharSet), pos_values [0].ToString ());
}
+ public bool HasField (string fieldName)
+ {
+ if (field_info_arr == null)
+ return false;
+
+ foreach (FieldInfo fi in field_info_arr) {
+ if (fi.Name == fieldName)
+ return true;
+ }
+
+ return false;
+ }
+
public bool IsInternalMethodImplAttribute {
get {
if (Type != TypeManager.methodimpl_attr_type)
return;
if (arg.Type.IsArray) {
- Report.Error (3016, Location, "Arrays as attribute arguments are not CLS-compliant");
+ Report.Warning (3016, 1, Location, "Arrays as attribute arguments are not CLS-compliant");
return;
}
}
return;
if (arg.Type.IsArray) {
- Report.Error (3016, Location, "Arrays as attribute arguments are not CLS-compliant");
+ Report.Warning (3016, 1, Location, "Arrays as attribute arguments are not CLS-compliant");
return;
}
}
return null;
return e.TypeArgument;
}
+
+ public override Expression CreateExpressionTree (EmitContext ec)
+ {
+ throw new NotSupportedException ("ET");
+ }
+
+ public override Expression DoResolve (EmitContext ec)
+ {
+ throw new NotImplementedException ();
+ }
+
+ public override void Emit (EmitContext ec)
+ {
+ throw new NotImplementedException ();
+ }
}
RootContext.ToplevelTypes.NamespaceEntry = ns;
}
+ protected override bool IsSecurityActionValid (bool for_assembly)
+ {
+ return base.IsSecurityActionValid (true);
+ }
+
void Leave ()
{
RootContext.ToplevelTypes.NamespaceEntry = null;
a.AttachTo (attributable);
}
+ public Attributes Clone ()
+ {
+ ArrayList al = new ArrayList (Attrs.Count);
+ foreach (Attribute a in Attrs)
+ al.Add (a.Clone ());
+
+ return new Attributes (al);
+ }
+
/// <summary>
/// Checks whether attribute target is valid for the current element
/// </summary>
static PtrHashtable analyzed_types_obsolete;
static PtrHashtable analyzed_member_obsolete;
static PtrHashtable analyzed_method_excluded;
-
-#if NET_2_0
static PtrHashtable fixed_buffer_cache;
-#endif
static object TRUE = new object ();
static object FALSE = new object ();
analyzed_types_obsolete = new PtrHashtable ();
analyzed_member_obsolete = new PtrHashtable ();
analyzed_method_excluded = new PtrHashtable ();
-#if NET_2_0
fixed_buffer_cache = new PtrHashtable ();
-#endif
}
public enum Result {
/// Returns true if parameters of two compared methods are CLS-Compliant.
/// It tests differing only in ref or out, or in array rank.
/// </summary>
- public static Result AreOverloadedMethodParamsClsCompliant (Type[] types_a, Type[] types_b)
+ public static Result AreOverloadedMethodParamsClsCompliant (AParametersCollection pa, AParametersCollection pb)
{
+ Type [] types_a = pa.Types;
+ Type [] types_b = pb.Types;
if (types_a == null || types_b == null)
return Result.Ok;
Type bType = types_b [i];
if (aType.IsArray && bType.IsArray) {
- Type a_el_type = aType.GetElementType ();
- Type b_el_type = bType.GetElementType ();
+ Type a_el_type = TypeManager.GetElementType (aType);
+ Type b_el_type = TypeManager.GetElementType (bType);
if (aType.GetArrayRank () != bType.GetArrayRank () && a_el_type == b_el_type) {
result = Result.RefOutArrayError;
continue;
}
}
- Type aBaseType = aType;
- bool is_either_ref_or_out = false;
-
- if (aType.IsByRef || aType.IsPointer) {
- aBaseType = aType.GetElementType ();
- is_either_ref_or_out = true;
- }
-
- Type bBaseType = bType;
- if (bType.IsByRef || bType.IsPointer)
- {
- bBaseType = bType.GetElementType ();
- is_either_ref_or_out = !is_either_ref_or_out;
- }
-
- if (aBaseType != bBaseType)
+ if (aType != bType)
return Result.Ok;
- if (is_either_ref_or_out)
+ if (pa.FixedParameters [i].ModFlags != pb.FixedParameters [i].ModFlags)
result = Result.RefOutArrayError;
}
return result;
return type_compliance == TRUE;
if (type.IsPointer) {
- analyzed_types.Add (type, null);
+ analyzed_types.Add (type, FALSE);
return false;
}
bool result;
- if (type.IsArray || type.IsByRef) {
+ if (type.IsArray) {
result = IsClsCompliant (TypeManager.GetElementType (type));
} else if (TypeManager.IsNullableType (type)) {
result = IsClsCompliant (TypeManager.GetTypeArguments (type) [0]);
public static IFixedBuffer GetFixedBuffer (FieldInfo fi)
{
// Fixed buffer helper type is generated as value type
- if (!fi.FieldType.IsValueType)
+ if (TypeManager.IsReferenceType (fi.FieldType))
return null;
FieldBase fb = TypeManager.GetField (fi);
if (TypeManager.GetConstant (fi) != null)
return null;
-#if NET_2_0
object o = fixed_buffer_cache [fi];
if (o == null) {
+ if (TypeManager.fixed_buffer_attr_type == null)
+ return null;
+
if (!fi.IsDefined (TypeManager.fixed_buffer_attr_type, false)) {
fixed_buffer_cache.Add (fi, FALSE);
return null;
return null;
return (IFixedBuffer)o;
-#else
- return null;
-#endif
}
public static void VerifyModulesClsCompliance ()
// The first module is generated assembly
for (int i = 1; i < modules.Length; ++i) {
Module module = modules [i];
- if (!IsClsCompliant (module)) {
+ if (!GetClsCompliantAttributeValue (module, null)) {
Report.Error (3013, "Added modules must be marked with the CLSCompliant attribute " +
"to match the assembly", module.Name);
return;
return null;
}
- static bool IsClsCompliant (ICustomAttributeProvider attribute_provider)
+ static bool GetClsCompliantAttributeValue (ICustomAttributeProvider attribute_provider, Assembly a)
{
- object[] CompliantAttribute = attribute_provider.GetCustomAttributes (TypeManager.cls_compliant_attribute_type, false);
- if (CompliantAttribute.Length == 0)
+ if (TypeManager.cls_compliant_attribute_type == null)
return false;
- return ((CLSCompliantAttribute)CompliantAttribute[0]).IsCompliant;
+ object[] cls_attr = attribute_provider.GetCustomAttributes (TypeManager.cls_compliant_attribute_type, false);
+ if (cls_attr.Length == 0) {
+ if (a == null)
+ return false;
+
+ return GetClsCompliantAttributeValue (a, null);
+ }
+
+ return ((CLSCompliantAttribute)cls_attr [0]).IsCompliant;
}
static bool AnalyzeTypeCompliance (Type type)
if (TypeManager.IsGenericParameter (type))
return true;
- object[] CompliantAttribute = type.GetCustomAttributes (TypeManager.cls_compliant_attribute_type, false);
- if (CompliantAttribute.Length == 0)
- return IsClsCompliant (type.Assembly);
-
- return ((CLSCompliantAttribute)CompliantAttribute[0]).IsCompliant;
- }
-
- // Registers the core type as we assume that they will never be obsolete which
- // makes things easier for bootstrap and faster (we don't need to query Obsolete attribute).
- public static void RegisterNonObsoleteType (Type type)
- {
- analyzed_types_obsolete [type] = FALSE;
+ return GetClsCompliantAttributeValue (type, type.Assembly);
}
/// <summary>
ObsoleteAttribute result = null;
if (TypeManager.HasElementType (type)) {
result = GetObsoleteAttribute (TypeManager.GetElementType (type));
- } else if (TypeManager.IsGenericParameter (type) || TypeManager.IsGenericType (type))
- return null;
- else {
+ } else if (TypeManager.IsGenericParameter (type))
+ result = null; // TODO: throw new NotSupportedException ()
+ else if (TypeManager.IsGenericType (type) && !TypeManager.IsGenericTypeDefinition (type)) {
+ return GetObsoleteAttribute (TypeManager.DropGenericTypeArguments (type));
+ } else {
DeclSpace type_ds = TypeManager.LookupDeclSpace (type);
// Type is external, we can get attribute directly
if (type_ds == null) {
- object[] attribute = type.GetCustomAttributes (TypeManager.obsolete_attribute_type, false);
- if (attribute.Length == 1)
- result = (ObsoleteAttribute)attribute [0];
+ if (TypeManager.obsolete_attribute_type != null) {
+ object[] attribute = type.GetCustomAttributes (TypeManager.obsolete_attribute_type, false);
+ if (attribute.Length == 1)
+ result = (ObsoleteAttribute) attribute[0];
+ }
} else {
result = type_ds.GetObsoleteAttribute ();
}
if ((mi.DeclaringType is TypeBuilder) || TypeManager.IsGenericType (mi.DeclaringType))
return null;
+ if (TypeManager.obsolete_attribute_type == null)
+ return null;
+
ObsoleteAttribute oa = System.Attribute.GetCustomAttribute (mi, TypeManager.obsolete_attribute_type, false)
as ObsoleteAttribute;
analyzed_member_obsolete.Add (mi, oa == null ? FALSE : oa);
return;
}
- if (oa.Message == null) {
+ if (oa.Message == null || oa.Message.Length == 0) {
Report.Warning (612, 1, loc, "`{0}' is obsolete", member);
return;
}
Report.Warning (618, 2, loc, "`{0}' is obsolete: `{1}'", member, oa.Message);
}
- public static bool IsConditionalMethodExcluded (MethodBase mb)
+ public static bool IsConditionalMethodExcluded (MethodBase mb, Location loc)
{
- mb = TypeManager.DropGenericMethodArguments (mb);
- // TODO: Has to be fixed for partial methods
- if ((mb is MethodBuilder) || (mb is ConstructorBuilder))
- return false;
-
object excluded = analyzed_method_excluded [mb];
if (excluded != null)
return excluded == TRUE ? true : false;
+ if (TypeManager.conditional_attribute_type == null)
+ return false;
+
ConditionalAttribute[] attrs = mb.GetCustomAttributes (TypeManager.conditional_attribute_type, true)
as ConditionalAttribute[];
if (attrs.Length == 0) {
}
foreach (ConditionalAttribute a in attrs) {
- if (RootContext.AllDefines.Contains (a.ConditionString)) {
+ if (loc.CompilationUnit.IsConditionalDefined (a.ConditionString)) {
analyzed_method_excluded.Add (mb, FALSE);
return false;
}
}
+
analyzed_method_excluded.Add (mb, TRUE);
return true;
}
/// Analyzes class whether it has attribute which has ConditionalAttribute
/// and its condition is not defined.
/// </summary>
- public static bool IsAttributeExcluded (Type type)
+ public static bool IsAttributeExcluded (Type type, Location loc)
{
if (!type.IsClass)
return false;
// TODO: add caching
// TODO: merge all Type bases attribute caching to one cache to save memory
- if (class_decl == null) {
+ if (class_decl == null && TypeManager.conditional_attribute_type != null) {
object[] attributes = type.GetCustomAttributes (TypeManager.conditional_attribute_type, false);
foreach (ConditionalAttribute ca in attributes) {
- if (RootContext.AllDefines.Contains (ca.ConditionString))
+ if (loc.CompilationUnit.IsConditionalDefined (ca.ConditionString))
return false;
}
return attributes.Length > 0;
{
TypeContainer tc = TypeManager.LookupInterface (type);
if (tc == null) {
+ if (TypeManager.coclass_attr_type == null)
+ return null;
+
object[] o = type.GetCustomAttributes (TypeManager.coclass_attr_type, false);
if (o.Length < 1)
return null;
return ((System.Runtime.InteropServices.CoClassAttribute)o[0]).CoClass;
}
- if (tc.OptAttributes == null)
+ if (tc.OptAttributes == null || TypeManager.coclass_attr_type == null)
return null;
Attribute a = tc.OptAttributes.Search (TypeManager.coclass_attr_type);