1584 lines
74 KiB
C#
1584 lines
74 KiB
C#
//-----------------------------------------------------------------------------
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
//-----------------------------------------------------------------------------
|
|
namespace System.Runtime.Serialization
|
|
{
|
|
using System;
|
|
using System.Collections;
|
|
using System.Collections.Generic;
|
|
using System.Reflection;
|
|
using System.Security;
|
|
using System.Threading;
|
|
using System.Xml;
|
|
using DataContractDictionary = System.Collections.Generic.Dictionary<System.Xml.XmlQualifiedName, DataContract>;
|
|
|
|
#if USE_REFEMIT
|
|
public sealed class ClassDataContract : DataContract
|
|
#else
|
|
internal sealed class ClassDataContract : DataContract
|
|
#endif
|
|
{
|
|
[Fx.Tag.SecurityNote(Miscellaneous =
|
|
"RequiresReview - XmlDictionaryString(s) representing the XML namespaces for class members."
|
|
+ "statically cached and used from IL generated code. should ideally be Critical."
|
|
+ "marked SecurityNode to be callable from transparent IL generated code."
|
|
+ "not changed to property to avoid regressing performance; any changes to initalization should be reviewed.")]
|
|
public XmlDictionaryString[] ContractNamespaces;
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous =
|
|
"RequiresReview - XmlDictionaryString(s) representing the XML element names for class members."
|
|
+ "statically cached and used from IL generated code. should ideally be Critical."
|
|
+ "marked SecurityNode to be callable from transparent IL generated code."
|
|
+ "not changed to property to avoid regressing performance; any changes to initalization should be reviewed.")]
|
|
public XmlDictionaryString[] MemberNames;
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous =
|
|
"RequiresReview - XmlDictionaryString(s) representing the XML namespaces for class members."
|
|
+ "statically cached and used from IL generated code. should ideally be Critical."
|
|
+ "marked SecurityNode to be callable from transparent IL generated code."
|
|
+ "not changed to property to avoid regressing performance; any changes to initalization should be reviewed.")]
|
|
public XmlDictionaryString[] MemberNamespaces;
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "XmlDictionaryString representing the XML namespaces for members of class."
|
|
+ "Statically cached and used from IL generated code.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecurityCritical]
|
|
#endif
|
|
XmlDictionaryString[] childElementNamespaces;
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Holds instance of CriticalHelper which keeps state that is cached statically for serialization. "
|
|
+ "Static fields are marked SecurityCritical or readonly to prevent data from being modified or leaked to other components in appdomain.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecurityCritical]
|
|
#endif
|
|
ClassDataContractCriticalHelper helper;
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Initializes SecurityCritical field 'helper'",
|
|
Safe = "Doesn't leak anything.")]
|
|
[SecuritySafeCritical]
|
|
internal ClassDataContract()
|
|
: base(new ClassDataContractCriticalHelper())
|
|
{
|
|
InitClassDataContract();
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Initializes SecurityCritical field 'helper'",
|
|
Safe = "Doesn't leak anything.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecuritySafeCritical]
|
|
#endif
|
|
internal ClassDataContract(Type type)
|
|
: base(new ClassDataContractCriticalHelper(type))
|
|
{
|
|
InitClassDataContract();
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Initializes SecurityCritical field 'helper'",
|
|
Safe = "Doesn't leak anything.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecuritySafeCritical]
|
|
#endif
|
|
ClassDataContract(Type type, XmlDictionaryString ns, string[] memberNames)
|
|
: base(new ClassDataContractCriticalHelper(type, ns, memberNames))
|
|
{
|
|
InitClassDataContract();
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Initializes SecurityCritical fields; called from all constructors.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecurityCritical]
|
|
#endif
|
|
void InitClassDataContract()
|
|
{
|
|
this.helper = base.Helper as ClassDataContractCriticalHelper;
|
|
this.ContractNamespaces = helper.ContractNamespaces;
|
|
this.MemberNames = helper.MemberNames;
|
|
this.MemberNamespaces = helper.MemberNamespaces;
|
|
}
|
|
|
|
internal ClassDataContract BaseContract
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical baseContract property.",
|
|
Safe = "baseContract only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.BaseContract; }
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical baseContract property.")]
|
|
[SecurityCritical]
|
|
set { helper.BaseContract = value; }
|
|
}
|
|
|
|
internal List<DataMember> Members
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical members property.",
|
|
Safe = "members only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.Members; }
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical members property.",
|
|
Safe = "Protected for write if contract has underlyingType.")]
|
|
[SecurityCritical]
|
|
set { helper.Members = value; }
|
|
}
|
|
|
|
public XmlDictionaryString[] ChildElementNamespaces
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical childElementNamespaces property.",
|
|
Safe = "childElementNamespaces only needs to be protected for write; initialized in getter if null.")]
|
|
[SecuritySafeCritical]
|
|
get
|
|
{
|
|
if (this.childElementNamespaces == null)
|
|
{
|
|
lock (this)
|
|
{
|
|
if (this.childElementNamespaces == null)
|
|
{
|
|
if (helper.ChildElementNamespaces == null)
|
|
{
|
|
XmlDictionaryString[] tempChildElementamespaces = CreateChildElementNamespaces();
|
|
Thread.MemoryBarrier();
|
|
helper.ChildElementNamespaces = tempChildElementamespaces;
|
|
}
|
|
this.childElementNamespaces = helper.ChildElementNamespaces;
|
|
}
|
|
}
|
|
}
|
|
return this.childElementNamespaces;
|
|
}
|
|
}
|
|
|
|
internal MethodInfo OnSerializing
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical onSerializing property.",
|
|
Safe = "onSerializing only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.OnSerializing; }
|
|
}
|
|
|
|
internal MethodInfo OnSerialized
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical onSerialized property.",
|
|
Safe = "onSerialized only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.OnSerialized; }
|
|
}
|
|
|
|
internal MethodInfo OnDeserializing
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical onDeserializing property.",
|
|
Safe = "onDeserializing only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.OnDeserializing; }
|
|
}
|
|
|
|
internal MethodInfo OnDeserialized
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical onDeserialized property.",
|
|
Safe = "onDeserialized only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.OnDeserialized; }
|
|
}
|
|
|
|
internal MethodInfo ExtensionDataSetMethod
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical extensionDataSetMethod property.",
|
|
Safe = "extensionDataSetMethod only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.ExtensionDataSetMethod; }
|
|
}
|
|
|
|
internal override DataContractDictionary KnownDataContracts
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical knownDataContracts property.",
|
|
Safe = "knownDataContracts only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.KnownDataContracts; }
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical knownDataContracts property.",
|
|
Safe = "Protected for write if contract has underlyingType.")]
|
|
[SecurityCritical]
|
|
set { helper.KnownDataContracts = value; }
|
|
}
|
|
|
|
internal override bool IsISerializable
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical isISerializable property.",
|
|
Safe = "isISerializable only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.IsISerializable; }
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical isISerializable property.",
|
|
Safe = "Protected for write if contract has underlyingType.")]
|
|
[SecurityCritical]
|
|
set { helper.IsISerializable = value; }
|
|
}
|
|
|
|
internal bool IsNonAttributedType
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical IsNonAttributedType property.",
|
|
Safe = "IsNonAttributedType only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.IsNonAttributedType; }
|
|
}
|
|
|
|
internal bool HasDataContract
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical hasDataContract property.",
|
|
Safe = "hasDataContract only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.HasDataContract; }
|
|
}
|
|
|
|
internal bool HasExtensionData
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical hasExtensionData property.",
|
|
Safe = "hasExtensionData only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.HasExtensionData; }
|
|
}
|
|
|
|
internal string SerializationExceptionMessage
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical serializationExceptionMessage property.",
|
|
Safe = "serializationExceptionMessage only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.SerializationExceptionMessage; }
|
|
}
|
|
|
|
internal string DeserializationExceptionMessage
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical deserializationExceptionMessage property.",
|
|
Safe = "deserializationExceptionMessage only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
get { return helper.DeserializationExceptionMessage; }
|
|
}
|
|
|
|
internal bool IsReadOnlyContract
|
|
{
|
|
get { return this.DeserializationExceptionMessage != null; }
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches information about which constructor should be used to initialize ISerializable types.",
|
|
Safe = "only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
internal ConstructorInfo GetISerializableConstructor()
|
|
{
|
|
return helper.GetISerializableConstructor();
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches information about which constructor should be used to initialize non-attributed types that are valid for serialization.",
|
|
Safe = "only needs to be protected for write.")]
|
|
[SecuritySafeCritical]
|
|
internal ConstructorInfo GetNonAttributedTypeConstructor()
|
|
{
|
|
return helper.GetNonAttributedTypeConstructor();
|
|
}
|
|
|
|
internal XmlFormatClassWriterDelegate XmlFormatWriterDelegate
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical xmlFormatWriterDelegate property.",
|
|
Safe = "xmlFormatWriterDelegate only needs to be protected for write; initialized in getter if null.")]
|
|
[SecuritySafeCritical]
|
|
get
|
|
{
|
|
if (helper.XmlFormatWriterDelegate == null)
|
|
{
|
|
lock (this)
|
|
{
|
|
if (helper.XmlFormatWriterDelegate == null)
|
|
{
|
|
XmlFormatClassWriterDelegate tempDelegate = new XmlFormatWriterGenerator().GenerateClassWriter(this);
|
|
Thread.MemoryBarrier();
|
|
helper.XmlFormatWriterDelegate = tempDelegate;
|
|
}
|
|
}
|
|
}
|
|
return helper.XmlFormatWriterDelegate;
|
|
}
|
|
}
|
|
|
|
internal XmlFormatClassReaderDelegate XmlFormatReaderDelegate
|
|
{
|
|
[Fx.Tag.SecurityNote(Critical = "Fetches the critical xmlFormatReaderDelegate property.",
|
|
Safe = "xmlFormatReaderDelegate only needs to be protected for write; initialized in getter if null.")]
|
|
[SecuritySafeCritical]
|
|
get
|
|
{
|
|
if (helper.XmlFormatReaderDelegate == null)
|
|
{
|
|
lock (this)
|
|
{
|
|
if (helper.XmlFormatReaderDelegate == null)
|
|
{
|
|
if (this.IsReadOnlyContract)
|
|
{
|
|
ThrowInvalidDataContractException(helper.DeserializationExceptionMessage, null /*type*/);
|
|
}
|
|
XmlFormatClassReaderDelegate tempDelegate = new XmlFormatReaderGenerator().GenerateClassReader(this);
|
|
Thread.MemoryBarrier();
|
|
helper.XmlFormatReaderDelegate = tempDelegate;
|
|
}
|
|
}
|
|
}
|
|
return helper.XmlFormatReaderDelegate;
|
|
}
|
|
}
|
|
|
|
internal static ClassDataContract CreateClassDataContractForKeyValue(Type type, XmlDictionaryString ns, string[] memberNames)
|
|
{
|
|
return new ClassDataContract(type, ns, memberNames);
|
|
}
|
|
|
|
internal static void CheckAndAddMember(List<DataMember> members, DataMember memberContract, Dictionary<string, DataMember> memberNamesTable)
|
|
{
|
|
DataMember existingMemberContract;
|
|
if (memberNamesTable.TryGetValue(memberContract.Name, out existingMemberContract))
|
|
{
|
|
Type declaringType = memberContract.MemberInfo.DeclaringType;
|
|
DataContract.ThrowInvalidDataContractException(
|
|
SR.GetString((declaringType.IsEnum ? SR.DupEnumMemberValue : SR.DupMemberName),
|
|
existingMemberContract.MemberInfo.Name,
|
|
memberContract.MemberInfo.Name,
|
|
DataContract.GetClrTypeFullName(declaringType),
|
|
memberContract.Name),
|
|
declaringType);
|
|
}
|
|
memberNamesTable.Add(memberContract.Name, memberContract);
|
|
members.Add(memberContract);
|
|
}
|
|
|
|
internal static XmlDictionaryString GetChildNamespaceToDeclare(DataContract dataContract, Type childType, XmlDictionary dictionary)
|
|
{
|
|
childType = DataContract.UnwrapNullableType(childType);
|
|
if (!childType.IsEnum && !Globals.TypeOfIXmlSerializable.IsAssignableFrom(childType)
|
|
&& DataContract.GetBuiltInDataContract(childType) == null && childType != Globals.TypeOfDBNull)
|
|
{
|
|
string ns = DataContract.GetStableName(childType).Namespace;
|
|
if (ns.Length > 0 && ns != dataContract.Namespace.Value)
|
|
return dictionary.Add(ns);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - callers may need to depend on isNonAttributedType for a security decision."
|
|
+ "isNonAttributedType must be calculated correctly."
|
|
+ "IsNonAttributedTypeValidForSerialization is used as part of the isNonAttributedType calculation and is therefore marked with SecurityNote.",
|
|
Safe = "Does not let caller influence isNonAttributedType calculation; no harm in leaking value.")]
|
|
// check whether a corresponding update is required in DataContractCriticalHelper.CreateDataContract
|
|
static internal bool IsNonAttributedTypeValidForSerialization(Type type)
|
|
{
|
|
if (type.IsArray)
|
|
return false;
|
|
|
|
if (type.IsEnum)
|
|
return false;
|
|
|
|
if (type.IsGenericParameter)
|
|
return false;
|
|
|
|
if (Globals.TypeOfIXmlSerializable.IsAssignableFrom(type))
|
|
return false;
|
|
|
|
if (type.IsPointer)
|
|
return false;
|
|
|
|
if (type.IsDefined(Globals.TypeOfCollectionDataContractAttribute, false))
|
|
return false;
|
|
|
|
Type[] interfaceTypes = type.GetInterfaces();
|
|
foreach (Type interfaceType in interfaceTypes)
|
|
{
|
|
if (CollectionDataContract.IsCollectionInterface(interfaceType))
|
|
return false;
|
|
}
|
|
|
|
if (type.IsSerializable)
|
|
return false;
|
|
|
|
if (Globals.TypeOfISerializable.IsAssignableFrom(type))
|
|
return false;
|
|
|
|
if (type.IsDefined(Globals.TypeOfDataContractAttribute, false))
|
|
return false;
|
|
|
|
if (type == Globals.TypeOfExtensionDataObject)
|
|
return false;
|
|
|
|
if (type.IsValueType)
|
|
{
|
|
return type.IsVisible;
|
|
}
|
|
else
|
|
{
|
|
return (type.IsVisible &&
|
|
type.GetConstructor(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public, null, Globals.EmptyTypeArray, null) != null);
|
|
}
|
|
}
|
|
|
|
XmlDictionaryString[] CreateChildElementNamespaces()
|
|
{
|
|
if (Members == null)
|
|
return null;
|
|
|
|
XmlDictionaryString[] baseChildElementNamespaces = null;
|
|
if (this.BaseContract != null)
|
|
baseChildElementNamespaces = this.BaseContract.ChildElementNamespaces;
|
|
int baseChildElementNamespaceCount = (baseChildElementNamespaces != null) ? baseChildElementNamespaces.Length : 0;
|
|
XmlDictionaryString[] childElementNamespaces = new XmlDictionaryString[Members.Count + baseChildElementNamespaceCount];
|
|
if (baseChildElementNamespaceCount > 0)
|
|
Array.Copy(baseChildElementNamespaces, 0, childElementNamespaces, 0, baseChildElementNamespaces.Length);
|
|
|
|
XmlDictionary dictionary = new XmlDictionary();
|
|
for (int i = 0; i < this.Members.Count; i++)
|
|
{
|
|
childElementNamespaces[i + baseChildElementNamespaceCount] = GetChildNamespaceToDeclare(this, this.Members[i].MemberType, dictionary);
|
|
}
|
|
|
|
return childElementNamespaces;
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Calls critical method on helper.",
|
|
Safe = "Doesn't leak anything.")]
|
|
[SecuritySafeCritical]
|
|
void EnsureMethodsImported()
|
|
{
|
|
helper.EnsureMethodsImported();
|
|
}
|
|
|
|
public override void WriteXmlValue(XmlWriterDelegator xmlWriter, object obj, XmlObjectSerializerWriteContext context)
|
|
{
|
|
XmlFormatWriterDelegate(xmlWriter, obj, context, this);
|
|
}
|
|
|
|
public override object ReadXmlValue(XmlReaderDelegator xmlReader, XmlObjectSerializerReadContext context)
|
|
{
|
|
xmlReader.Read();
|
|
object o = XmlFormatReaderDelegate(xmlReader, context, MemberNames, MemberNamespaces);
|
|
xmlReader.ReadEndElement();
|
|
return o;
|
|
}
|
|
|
|
#if !NO_DYNAMIC_CODEGEN
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - calculates whether this class requires MemberAccessPermission for deserialization."
|
|
+ "Since this information is used to determine whether to give the generated code access "
|
|
+ "permissions to private members, any changes to the logic should be reviewed.")]
|
|
internal bool RequiresMemberAccessForRead(SecurityException securityException)
|
|
{
|
|
EnsureMethodsImported();
|
|
|
|
if (!IsTypeVisible(UnderlyingType))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractTypeNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType)),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (this.BaseContract != null && this.BaseContract.RequiresMemberAccessForRead(securityException))
|
|
return true;
|
|
|
|
if (ConstructorRequiresMemberAccess(GetISerializableConstructor()))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustISerializableNoPublicConstructor,
|
|
DataContract.GetClrTypeFullName(UnderlyingType)),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
if (ConstructorRequiresMemberAccess(GetNonAttributedTypeConstructor()))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustNonAttributedSerializableTypeNoPublicConstructor,
|
|
DataContract.GetClrTypeFullName(UnderlyingType)),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
if (MethodRequiresMemberAccess(this.OnDeserializing))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractOnDeserializingNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.OnDeserializing.Name),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (MethodRequiresMemberAccess(this.OnDeserialized))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractOnDeserializedNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.OnDeserialized.Name),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (this.Members != null)
|
|
{
|
|
for (int i = 0; i < this.Members.Count; i++)
|
|
{
|
|
if (this.Members[i].RequiresMemberAccessForSet())
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
if (this.Members[i].MemberInfo is FieldInfo)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractFieldSetNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.Members[i].MemberInfo.Name),
|
|
securityException));
|
|
}
|
|
else
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractPropertySetNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.Members[i].MemberInfo.Name),
|
|
securityException));
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - calculates whether this class requires MemberAccessPermission for serialization."
|
|
+ " Since this information is used to determine whether to give the generated code access"
|
|
+ " permissions to private members, any changes to the logic should be reviewed.")]
|
|
internal bool RequiresMemberAccessForWrite(SecurityException securityException)
|
|
{
|
|
|
|
#if MONO_FEATURE_CAS
|
|
EnsureMethodsImported();
|
|
|
|
if (!IsTypeVisible(UnderlyingType))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractTypeNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType)),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (this.BaseContract != null && this.BaseContract.RequiresMemberAccessForWrite(securityException))
|
|
return true;
|
|
|
|
if (MethodRequiresMemberAccess(this.OnSerializing))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractOnSerializingNotPublic,
|
|
DataContract.GetClrTypeFullName(this.UnderlyingType),
|
|
this.OnSerializing.Name),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (MethodRequiresMemberAccess(this.OnSerialized))
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractOnSerializedNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.OnSerialized.Name),
|
|
securityException));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (this.Members != null)
|
|
{
|
|
for (int i = 0; i < this.Members.Count; i++)
|
|
{
|
|
if (this.Members[i].RequiresMemberAccessForGet())
|
|
{
|
|
if (securityException != null)
|
|
{
|
|
if (this.Members[i].MemberInfo is FieldInfo)
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractFieldGetNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.Members[i].MemberInfo.Name),
|
|
securityException));
|
|
}
|
|
else
|
|
{
|
|
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
|
|
new SecurityException(SR.GetString(
|
|
SR.PartialTrustDataContractPropertyGetNotPublic,
|
|
DataContract.GetClrTypeFullName(UnderlyingType),
|
|
this.Members[i].MemberInfo.Name),
|
|
securityException));
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
#else
|
|
return true;
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Holds all state used for (de)serializing classes."
|
|
+ " Since the data is cached statically, we lock down access to it.")]
|
|
#if !NO_SECURITY_ATTRIBUTES
|
|
[SecurityCritical(SecurityCriticalScope.Everything)]
|
|
#endif
|
|
class ClassDataContractCriticalHelper : DataContract.DataContractCriticalHelper
|
|
{
|
|
ClassDataContract baseContract;
|
|
List<DataMember> members;
|
|
MethodInfo onSerializing, onSerialized;
|
|
MethodInfo onDeserializing, onDeserialized;
|
|
MethodInfo extensionDataSetMethod;
|
|
DataContractDictionary knownDataContracts;
|
|
string serializationExceptionMessage;
|
|
bool isISerializable;
|
|
bool isKnownTypeAttributeChecked;
|
|
bool isMethodChecked;
|
|
bool hasExtensionData;
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "in serialization/deserialization we base the decision whether to Demand SerializationFormatter permission on this value and hasDataContract.")]
|
|
bool isNonAttributedType;
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "in serialization/deserialization we base the decision whether to Demand SerializationFormatter permission on this value and isNonAttributedType.")]
|
|
bool hasDataContract;
|
|
|
|
XmlDictionaryString[] childElementNamespaces;
|
|
XmlFormatClassReaderDelegate xmlFormatReaderDelegate;
|
|
XmlFormatClassWriterDelegate xmlFormatWriterDelegate;
|
|
|
|
public XmlDictionaryString[] ContractNamespaces;
|
|
public XmlDictionaryString[] MemberNames;
|
|
public XmlDictionaryString[] MemberNamespaces;
|
|
|
|
internal ClassDataContractCriticalHelper()
|
|
: base()
|
|
{
|
|
}
|
|
|
|
internal ClassDataContractCriticalHelper(Type type)
|
|
: base(type)
|
|
{
|
|
XmlQualifiedName stableName = GetStableNameAndSetHasDataContract(type);
|
|
if (type == Globals.TypeOfDBNull)
|
|
{
|
|
this.StableName = stableName;
|
|
this.members = new List<DataMember>();
|
|
XmlDictionary dictionary = new XmlDictionary(2);
|
|
this.Name = dictionary.Add(StableName.Name);
|
|
this.Namespace = dictionary.Add(StableName.Namespace);
|
|
this.ContractNamespaces = this.MemberNames = this.MemberNamespaces = new XmlDictionaryString[] { };
|
|
EnsureMethodsImported();
|
|
return;
|
|
}
|
|
Type baseType = type.BaseType;
|
|
this.isISerializable = (Globals.TypeOfISerializable.IsAssignableFrom(type));
|
|
SetIsNonAttributedType(type);
|
|
if (this.isISerializable)
|
|
{
|
|
if (HasDataContract)
|
|
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.ISerializableCannotHaveDataContract, DataContract.GetClrTypeFullName(type))));
|
|
if (baseType != null && !(baseType.IsSerializable && Globals.TypeOfISerializable.IsAssignableFrom(baseType)))
|
|
baseType = null;
|
|
}
|
|
this.IsValueType = type.IsValueType;
|
|
if (baseType != null && baseType != Globals.TypeOfObject && baseType != Globals.TypeOfValueType && baseType != Globals.TypeOfUri)
|
|
{
|
|
DataContract baseContract = DataContract.GetDataContract(baseType);
|
|
if (baseContract is CollectionDataContract)
|
|
this.BaseContract = ((CollectionDataContract)baseContract).SharedTypeContract as ClassDataContract;
|
|
else
|
|
this.BaseContract = baseContract as ClassDataContract;
|
|
if (this.BaseContract != null && this.BaseContract.IsNonAttributedType && !this.isNonAttributedType)
|
|
{
|
|
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError
|
|
(new InvalidDataContractException(SR.GetString(SR.AttributedTypesCannotInheritFromNonAttributedSerializableTypes,
|
|
DataContract.GetClrTypeFullName(type), DataContract.GetClrTypeFullName(baseType))));
|
|
}
|
|
}
|
|
else
|
|
this.BaseContract = null;
|
|
hasExtensionData = (Globals.TypeOfIExtensibleDataObject.IsAssignableFrom(type));
|
|
if (hasExtensionData && !HasDataContract && !IsNonAttributedType)
|
|
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.OnlyDataContractTypesCanHaveExtensionData, DataContract.GetClrTypeFullName(type))));
|
|
if (this.isISerializable)
|
|
SetDataContractName(stableName);
|
|
else
|
|
{
|
|
this.StableName = stableName;
|
|
ImportDataMembers();
|
|
XmlDictionary dictionary = new XmlDictionary(2 + Members.Count);
|
|
Name = dictionary.Add(StableName.Name);
|
|
Namespace = dictionary.Add(StableName.Namespace);
|
|
|
|
int baseMemberCount = 0;
|
|
int baseContractCount = 0;
|
|
if (BaseContract == null)
|
|
{
|
|
MemberNames = new XmlDictionaryString[Members.Count];
|
|
MemberNamespaces = new XmlDictionaryString[Members.Count];
|
|
ContractNamespaces = new XmlDictionaryString[1];
|
|
}
|
|
else
|
|
{
|
|
if (BaseContract.IsReadOnlyContract)
|
|
{
|
|
this.serializationExceptionMessage = BaseContract.SerializationExceptionMessage;
|
|
}
|
|
baseMemberCount = BaseContract.MemberNames.Length;
|
|
MemberNames = new XmlDictionaryString[Members.Count + baseMemberCount];
|
|
Array.Copy(BaseContract.MemberNames, MemberNames, baseMemberCount);
|
|
MemberNamespaces = new XmlDictionaryString[Members.Count + baseMemberCount];
|
|
Array.Copy(BaseContract.MemberNamespaces, MemberNamespaces, baseMemberCount);
|
|
baseContractCount = BaseContract.ContractNamespaces.Length;
|
|
ContractNamespaces = new XmlDictionaryString[1 + baseContractCount];
|
|
Array.Copy(BaseContract.ContractNamespaces, ContractNamespaces, baseContractCount);
|
|
}
|
|
ContractNamespaces[baseContractCount] = Namespace;
|
|
for (int i = 0; i < Members.Count; i++)
|
|
{
|
|
MemberNames[i + baseMemberCount] = dictionary.Add(Members[i].Name);
|
|
MemberNamespaces[i + baseMemberCount] = Namespace;
|
|
}
|
|
}
|
|
EnsureMethodsImported();
|
|
}
|
|
|
|
internal ClassDataContractCriticalHelper(Type type, XmlDictionaryString ns, string[] memberNames)
|
|
: base(type)
|
|
{
|
|
this.StableName = new XmlQualifiedName(GetStableNameAndSetHasDataContract(type).Name, ns.Value);
|
|
ImportDataMembers();
|
|
XmlDictionary dictionary = new XmlDictionary(1 + Members.Count);
|
|
Name = dictionary.Add(StableName.Name);
|
|
Namespace = ns;
|
|
ContractNamespaces = new XmlDictionaryString[] { Namespace };
|
|
MemberNames = new XmlDictionaryString[Members.Count];
|
|
MemberNamespaces = new XmlDictionaryString[Members.Count];
|
|
for (int i = 0; i < Members.Count; i++)
|
|
{
|
|
Members[i].Name = memberNames[i];
|
|
MemberNames[i] = dictionary.Add(Members[i].Name);
|
|
MemberNamespaces[i] = Namespace;
|
|
}
|
|
EnsureMethodsImported();
|
|
}
|
|
|
|
void EnsureIsReferenceImported(Type type)
|
|
{
|
|
DataContractAttribute dataContractAttribute;
|
|
bool isReference = false;
|
|
bool hasDataContractAttribute = TryGetDCAttribute(type, out dataContractAttribute);
|
|
|
|
if (BaseContract != null)
|
|
{
|
|
if (hasDataContractAttribute && dataContractAttribute.IsReferenceSetExplicitly)
|
|
{
|
|
bool baseIsReference = this.BaseContract.IsReference;
|
|
if ((baseIsReference && !dataContractAttribute.IsReference) ||
|
|
(!baseIsReference && dataContractAttribute.IsReference))
|
|
{
|
|
DataContract.ThrowInvalidDataContractException(
|
|
SR.GetString(SR.InconsistentIsReference,
|
|
DataContract.GetClrTypeFullName(type),
|
|
dataContractAttribute.IsReference,
|
|
DataContract.GetClrTypeFullName(this.BaseContract.UnderlyingType),
|
|
this.BaseContract.IsReference),
|
|
type);
|
|
}
|
|
else
|
|
{
|
|
isReference = dataContractAttribute.IsReference;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
isReference = this.BaseContract.IsReference;
|
|
}
|
|
}
|
|
else if (hasDataContractAttribute)
|
|
{
|
|
if (dataContractAttribute.IsReference)
|
|
isReference = dataContractAttribute.IsReference;
|
|
}
|
|
|
|
if (isReference && type.IsValueType)
|
|
{
|
|
DataContract.ThrowInvalidDataContractException(
|
|
SR.GetString(SR.ValueTypeCannotHaveIsReference,
|
|
DataContract.GetClrTypeFullName(type),
|
|
true,
|
|
false),
|
|
type);
|
|
return;
|
|
}
|
|
|
|
this.IsReference = isReference;
|
|
}
|
|
|
|
void ImportDataMembers()
|
|
{
|
|
Type type = this.UnderlyingType;
|
|
EnsureIsReferenceImported(type);
|
|
List<DataMember> tempMembers = new List<DataMember>();
|
|
Dictionary<string, DataMember> memberNamesTable = new Dictionary<string, DataMember>();
|
|
|
|
MemberInfo[] memberInfos;
|
|
if (this.isNonAttributedType)
|
|
{
|
|
memberInfos = type.GetMembers(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Public);
|
|
}
|
|
else
|
|
{
|
|
memberInfos = type.GetMembers(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
|
|
}
|
|
|
|
for (int i = 0; i < memberInfos.Length; i++)
|
|
{
|
|
MemberInfo member = memberInfos[i];
|
|
if (HasDataContract)
|
|
{
|
|
object[] memberAttributes = member.GetCustomAttributes(typeof(DataMemberAttribute), false);
|
|
if (memberAttributes != null && memberAttributes.Length > 0)
|
|
{
|
|
if (memberAttributes.Length > 1)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.TooManyDataMembers, DataContract.GetClrTypeFullName(member.DeclaringType), member.Name));
|
|
|
|
DataMember memberContract = new DataMember(member);
|
|
|
|
if (member.MemberType == MemberTypes.Property)
|
|
{
|
|
PropertyInfo property = (PropertyInfo)member;
|
|
|
|
MethodInfo getMethod = property.GetGetMethod(true);
|
|
if (getMethod != null && IsMethodOverriding(getMethod))
|
|
continue;
|
|
MethodInfo setMethod = property.GetSetMethod(true);
|
|
if (setMethod != null && IsMethodOverriding(setMethod))
|
|
continue;
|
|
if (getMethod == null)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.NoGetMethodForProperty, property.DeclaringType, property.Name));
|
|
if (setMethod == null)
|
|
{
|
|
if (!SetIfGetOnlyCollection(memberContract, skipIfReadOnlyContract: false))
|
|
{
|
|
this.serializationExceptionMessage = SR.GetString(SR.NoSetMethodForProperty, property.DeclaringType, property.Name);
|
|
}
|
|
}
|
|
if (getMethod.GetParameters().Length > 0)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.IndexedPropertyCannotBeSerialized, property.DeclaringType, property.Name));
|
|
}
|
|
else if (member.MemberType != MemberTypes.Field)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.InvalidMember, DataContract.GetClrTypeFullName(type), member.Name));
|
|
|
|
DataMemberAttribute memberAttribute = (DataMemberAttribute)memberAttributes[0];
|
|
if (memberAttribute.IsNameSetExplicitly)
|
|
{
|
|
if (memberAttribute.Name == null || memberAttribute.Name.Length == 0)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.InvalidDataMemberName, member.Name, DataContract.GetClrTypeFullName(type)));
|
|
memberContract.Name = memberAttribute.Name;
|
|
}
|
|
else
|
|
memberContract.Name = member.Name;
|
|
|
|
memberContract.Name = DataContract.EncodeLocalName(memberContract.Name);
|
|
memberContract.IsNullable = DataContract.IsTypeNullable(memberContract.MemberType);
|
|
memberContract.IsRequired = memberAttribute.IsRequired;
|
|
if (memberAttribute.IsRequired && this.IsReference)
|
|
{
|
|
ThrowInvalidDataContractException(
|
|
SR.GetString(SR.IsRequiredDataMemberOnIsReferenceDataContractType,
|
|
DataContract.GetClrTypeFullName(member.DeclaringType),
|
|
member.Name, true), type);
|
|
}
|
|
memberContract.EmitDefaultValue = memberAttribute.EmitDefaultValue;
|
|
memberContract.Order = memberAttribute.Order;
|
|
CheckAndAddMember(tempMembers, memberContract, memberNamesTable);
|
|
}
|
|
}
|
|
else if (this.isNonAttributedType)
|
|
{
|
|
FieldInfo field = member as FieldInfo;
|
|
PropertyInfo property = member as PropertyInfo;
|
|
if ((field == null && property == null) || (field != null && field.IsInitOnly))
|
|
continue;
|
|
|
|
object[] memberAttributes = member.GetCustomAttributes(typeof(IgnoreDataMemberAttribute), false);
|
|
if (memberAttributes != null && memberAttributes.Length > 0)
|
|
{
|
|
if (memberAttributes.Length > 1)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.TooManyIgnoreDataMemberAttributes, DataContract.GetClrTypeFullName(member.DeclaringType), member.Name));
|
|
else
|
|
continue;
|
|
}
|
|
DataMember memberContract = new DataMember(member);
|
|
if (property != null)
|
|
{
|
|
MethodInfo getMethod = property.GetGetMethod();
|
|
if (getMethod == null || IsMethodOverriding(getMethod) || getMethod.GetParameters().Length > 0)
|
|
continue;
|
|
|
|
MethodInfo setMethod = property.GetSetMethod(true);
|
|
if (setMethod == null)
|
|
{
|
|
// if the collection doesn't have the 'Add' method, we will skip it, for compatibility with 4.0
|
|
if (!SetIfGetOnlyCollection(memberContract, skipIfReadOnlyContract: true))
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
if (!setMethod.IsPublic || IsMethodOverriding(setMethod))
|
|
continue;
|
|
}
|
|
|
|
//skip ExtensionData member of type ExtensionDataObject if IExtensibleDataObject is implemented in non-attributed type
|
|
if (this.hasExtensionData && memberContract.MemberType == Globals.TypeOfExtensionDataObject
|
|
&& member.Name == Globals.ExtensionDataObjectPropertyName)
|
|
continue;
|
|
}
|
|
|
|
memberContract.Name = DataContract.EncodeLocalName(member.Name);
|
|
memberContract.IsNullable = DataContract.IsTypeNullable(memberContract.MemberType);
|
|
CheckAndAddMember(tempMembers, memberContract, memberNamesTable);
|
|
}
|
|
else
|
|
{
|
|
FieldInfo field = member as FieldInfo;
|
|
if (field != null && !field.IsNotSerialized)
|
|
{
|
|
DataMember memberContract = new DataMember(member);
|
|
|
|
memberContract.Name = DataContract.EncodeLocalName(member.Name);
|
|
object[] optionalFields = field.GetCustomAttributes(Globals.TypeOfOptionalFieldAttribute, false);
|
|
if (optionalFields == null || optionalFields.Length == 0)
|
|
{
|
|
if (this.IsReference)
|
|
{
|
|
ThrowInvalidDataContractException(
|
|
SR.GetString(SR.NonOptionalFieldMemberOnIsReferenceSerializableType,
|
|
DataContract.GetClrTypeFullName(member.DeclaringType),
|
|
member.Name, true), type);
|
|
}
|
|
memberContract.IsRequired = true;
|
|
}
|
|
memberContract.IsNullable = DataContract.IsTypeNullable(memberContract.MemberType);
|
|
CheckAndAddMember(tempMembers, memberContract, memberNamesTable);
|
|
}
|
|
}
|
|
}
|
|
if (tempMembers.Count > 1)
|
|
tempMembers.Sort(DataMemberComparer.Singleton);
|
|
|
|
SetIfMembersHaveConflict(tempMembers);
|
|
|
|
Thread.MemoryBarrier();
|
|
members = tempMembers;
|
|
}
|
|
|
|
bool SetIfGetOnlyCollection(DataMember memberContract, bool skipIfReadOnlyContract)
|
|
{
|
|
//OK to call IsCollection here since the use of surrogated collection types is not supported in get-only scenarios
|
|
if (CollectionDataContract.IsCollection(memberContract.MemberType, false /*isConstructorRequired*/, skipIfReadOnlyContract) && !memberContract.MemberType.IsValueType)
|
|
{
|
|
memberContract.IsGetOnlyCollection = true;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void SetIfMembersHaveConflict(List<DataMember> members)
|
|
{
|
|
if (BaseContract == null)
|
|
return;
|
|
|
|
int baseTypeIndex = 0;
|
|
List<Member> membersInHierarchy = new List<Member>();
|
|
foreach (DataMember member in members)
|
|
{
|
|
membersInHierarchy.Add(new Member(member, this.StableName.Namespace, baseTypeIndex));
|
|
}
|
|
ClassDataContract currContract = BaseContract;
|
|
while (currContract != null)
|
|
{
|
|
baseTypeIndex++;
|
|
foreach (DataMember member in currContract.Members)
|
|
{
|
|
membersInHierarchy.Add(new Member(member, currContract.StableName.Namespace, baseTypeIndex));
|
|
}
|
|
currContract = currContract.BaseContract;
|
|
}
|
|
|
|
IComparer<Member> comparer = DataMemberConflictComparer.Singleton;
|
|
membersInHierarchy.Sort(comparer);
|
|
|
|
for (int i = 0; i < membersInHierarchy.Count - 1; i++)
|
|
{
|
|
int startIndex = i;
|
|
int endIndex = i;
|
|
bool hasConflictingType = false;
|
|
while (endIndex < membersInHierarchy.Count - 1
|
|
&& String.CompareOrdinal(membersInHierarchy[endIndex].member.Name, membersInHierarchy[endIndex + 1].member.Name) == 0
|
|
&& String.CompareOrdinal(membersInHierarchy[endIndex].ns, membersInHierarchy[endIndex + 1].ns) == 0)
|
|
{
|
|
membersInHierarchy[endIndex].member.ConflictingMember = membersInHierarchy[endIndex + 1].member;
|
|
if (!hasConflictingType)
|
|
{
|
|
if (membersInHierarchy[endIndex + 1].member.HasConflictingNameAndType)
|
|
{
|
|
hasConflictingType = true;
|
|
}
|
|
else
|
|
{
|
|
hasConflictingType = (membersInHierarchy[endIndex].member.MemberType != membersInHierarchy[endIndex + 1].member.MemberType);
|
|
}
|
|
}
|
|
endIndex++;
|
|
}
|
|
|
|
if (hasConflictingType)
|
|
{
|
|
for (int j = startIndex; j <= endIndex; j++)
|
|
{
|
|
membersInHierarchy[j].member.HasConflictingNameAndType = true;
|
|
}
|
|
}
|
|
|
|
i = endIndex + 1;
|
|
}
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets the critical hasDataContract field.",
|
|
Safe = "Uses a trusted critical API (DataContract.GetStableName) to calculate the value, does not accept the value from the caller.")]
|
|
[SecuritySafeCritical]
|
|
XmlQualifiedName GetStableNameAndSetHasDataContract(Type type)
|
|
{
|
|
return DataContract.GetStableName(type, out this.hasDataContract);
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - callers may need to depend on isNonAttributedType for a security decision."
|
|
+ "isNonAttributedType must be calculated correctly."
|
|
+ "SetIsNonAttributedType should not be called before GetStableNameAndSetHasDataContract since it is dependent on the correct calculation of hasDataContract.",
|
|
Safe = "Does not let caller influence isNonAttributedType calculation; no harm in leaking value.")]
|
|
void SetIsNonAttributedType(Type type)
|
|
{
|
|
this.isNonAttributedType = !type.IsSerializable && !this.hasDataContract && IsNonAttributedTypeValidForSerialization(type);
|
|
}
|
|
|
|
static bool IsMethodOverriding(MethodInfo method)
|
|
{
|
|
return method.IsVirtual && ((method.Attributes & MethodAttributes.NewSlot) == 0);
|
|
}
|
|
|
|
internal void EnsureMethodsImported()
|
|
{
|
|
if (!isMethodChecked && UnderlyingType != null)
|
|
{
|
|
lock (this)
|
|
{
|
|
if (!isMethodChecked)
|
|
{
|
|
Type type = this.UnderlyingType;
|
|
MethodInfo[] methods = type.GetMethods(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
|
|
for (int i = 0; i < methods.Length; i++)
|
|
{
|
|
MethodInfo method = methods[i];
|
|
Type prevAttributeType = null;
|
|
ParameterInfo[] parameters = method.GetParameters();
|
|
if (HasExtensionData && IsValidExtensionDataSetMethod(method, parameters))
|
|
{
|
|
if (method.Name == Globals.ExtensionDataSetExplicitMethod || !method.IsPublic)
|
|
extensionDataSetMethod = XmlFormatGeneratorStatics.ExtensionDataSetExplicitMethodInfo;
|
|
else
|
|
extensionDataSetMethod = method;
|
|
}
|
|
if (IsValidCallback(method, parameters, Globals.TypeOfOnSerializingAttribute, onSerializing, ref prevAttributeType))
|
|
onSerializing = method;
|
|
if (IsValidCallback(method, parameters, Globals.TypeOfOnSerializedAttribute, onSerialized, ref prevAttributeType))
|
|
onSerialized = method;
|
|
if (IsValidCallback(method, parameters, Globals.TypeOfOnDeserializingAttribute, onDeserializing, ref prevAttributeType))
|
|
onDeserializing = method;
|
|
if (IsValidCallback(method, parameters, Globals.TypeOfOnDeserializedAttribute, onDeserialized, ref prevAttributeType))
|
|
onDeserialized = method;
|
|
}
|
|
Thread.MemoryBarrier();
|
|
isMethodChecked = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool IsValidExtensionDataSetMethod(MethodInfo method, ParameterInfo[] parameters)
|
|
{
|
|
if (method.Name == Globals.ExtensionDataSetExplicitMethod || method.Name == Globals.ExtensionDataSetMethod)
|
|
{
|
|
if (extensionDataSetMethod != null)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.DuplicateExtensionDataSetMethod, method, extensionDataSetMethod, DataContract.GetClrTypeFullName(method.DeclaringType)));
|
|
if (method.ReturnType != Globals.TypeOfVoid)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.ExtensionDataSetMustReturnVoid, DataContract.GetClrTypeFullName(method.DeclaringType), method), method.DeclaringType);
|
|
if (parameters == null || parameters.Length != 1 || parameters[0].ParameterType != Globals.TypeOfExtensionDataObject)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.ExtensionDataSetParameterInvalid, DataContract.GetClrTypeFullName(method.DeclaringType), method, Globals.TypeOfExtensionDataObject), method.DeclaringType);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool IsValidCallback(MethodInfo method, ParameterInfo[] parameters, Type attributeType, MethodInfo currentCallback, ref Type prevAttributeType)
|
|
{
|
|
if (method.IsDefined(attributeType, false))
|
|
{
|
|
if (currentCallback != null)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.DuplicateCallback, method, currentCallback, DataContract.GetClrTypeFullName(method.DeclaringType), attributeType), method.DeclaringType);
|
|
else if (prevAttributeType != null)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.DuplicateAttribute, prevAttributeType, attributeType, DataContract.GetClrTypeFullName(method.DeclaringType), method), method.DeclaringType);
|
|
else if (method.IsVirtual)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.CallbacksCannotBeVirtualMethods, method, DataContract.GetClrTypeFullName(method.DeclaringType), attributeType), method.DeclaringType);
|
|
else
|
|
{
|
|
if (method.ReturnType != Globals.TypeOfVoid)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.CallbackMustReturnVoid, DataContract.GetClrTypeFullName(method.DeclaringType), method), method.DeclaringType);
|
|
if (parameters == null || parameters.Length != 1 || parameters[0].ParameterType != Globals.TypeOfStreamingContext)
|
|
DataContract.ThrowInvalidDataContractException(SR.GetString(SR.CallbackParameterInvalid, DataContract.GetClrTypeFullName(method.DeclaringType), method, Globals.TypeOfStreamingContext), method.DeclaringType);
|
|
|
|
prevAttributeType = attributeType;
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
internal ClassDataContract BaseContract
|
|
{
|
|
get { return baseContract; }
|
|
set
|
|
{
|
|
baseContract = value;
|
|
if (baseContract != null && IsValueType)
|
|
ThrowInvalidDataContractException(SR.GetString(SR.ValueTypeCannotHaveBaseType, StableName.Name, StableName.Namespace, baseContract.StableName.Name, baseContract.StableName.Namespace));
|
|
}
|
|
}
|
|
|
|
internal List<DataMember> Members
|
|
{
|
|
get { return members; }
|
|
set { members = value; }
|
|
}
|
|
|
|
internal MethodInfo OnSerializing
|
|
{
|
|
get
|
|
{
|
|
EnsureMethodsImported();
|
|
return onSerializing;
|
|
}
|
|
}
|
|
|
|
internal MethodInfo OnSerialized
|
|
{
|
|
get
|
|
{
|
|
EnsureMethodsImported();
|
|
return onSerialized;
|
|
}
|
|
}
|
|
|
|
internal MethodInfo OnDeserializing
|
|
{
|
|
get
|
|
{
|
|
EnsureMethodsImported();
|
|
return onDeserializing;
|
|
}
|
|
}
|
|
|
|
internal MethodInfo OnDeserialized
|
|
{
|
|
get
|
|
{
|
|
EnsureMethodsImported();
|
|
return onDeserialized;
|
|
}
|
|
}
|
|
|
|
internal MethodInfo ExtensionDataSetMethod
|
|
{
|
|
get
|
|
{
|
|
EnsureMethodsImported();
|
|
return extensionDataSetMethod;
|
|
}
|
|
}
|
|
|
|
internal override DataContractDictionary KnownDataContracts
|
|
{
|
|
get
|
|
{
|
|
if (!isKnownTypeAttributeChecked && UnderlyingType != null)
|
|
{
|
|
lock (this)
|
|
{
|
|
if (!isKnownTypeAttributeChecked)
|
|
{
|
|
knownDataContracts = DataContract.ImportKnownTypeAttributes(this.UnderlyingType);
|
|
Thread.MemoryBarrier();
|
|
isKnownTypeAttributeChecked = true;
|
|
}
|
|
}
|
|
}
|
|
return knownDataContracts;
|
|
}
|
|
set { knownDataContracts = value; }
|
|
}
|
|
|
|
internal string SerializationExceptionMessage
|
|
{
|
|
get { return serializationExceptionMessage; }
|
|
}
|
|
|
|
internal string DeserializationExceptionMessage
|
|
{
|
|
get
|
|
{
|
|
if (serializationExceptionMessage == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
return SR.GetString(SR.ReadOnlyClassDeserialization, this.serializationExceptionMessage);
|
|
}
|
|
}
|
|
}
|
|
|
|
internal override bool IsISerializable
|
|
{
|
|
get { return isISerializable; }
|
|
set { isISerializable = value; }
|
|
}
|
|
|
|
internal bool HasDataContract
|
|
{
|
|
get { return hasDataContract; }
|
|
}
|
|
|
|
internal bool HasExtensionData
|
|
{
|
|
get { return hasExtensionData; }
|
|
}
|
|
|
|
internal bool IsNonAttributedType
|
|
{
|
|
get { return isNonAttributedType; }
|
|
}
|
|
|
|
internal ConstructorInfo GetISerializableConstructor()
|
|
{
|
|
if (!IsISerializable)
|
|
return null;
|
|
|
|
ConstructorInfo ctor = UnderlyingType.GetConstructor(Globals.ScanAllMembers, null, SerInfoCtorArgs, null);
|
|
if (ctor == null)
|
|
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(XmlObjectSerializer.CreateSerializationException(SR.GetString(SR.SerializationInfo_ConstructorNotFound, DataContract.GetClrTypeFullName(UnderlyingType))));
|
|
|
|
return ctor;
|
|
}
|
|
|
|
internal ConstructorInfo GetNonAttributedTypeConstructor()
|
|
{
|
|
if (!this.IsNonAttributedType)
|
|
return null;
|
|
|
|
Type type = UnderlyingType;
|
|
|
|
if (type.IsValueType)
|
|
return null;
|
|
|
|
ConstructorInfo ctor = type.GetConstructor(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public, null, Globals.EmptyTypeArray, null);
|
|
if (ctor == null)
|
|
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.NonAttributedSerializableTypesMustHaveDefaultConstructor, DataContract.GetClrTypeFullName(type))));
|
|
|
|
return ctor;
|
|
}
|
|
|
|
internal XmlFormatClassWriterDelegate XmlFormatWriterDelegate
|
|
{
|
|
get { return xmlFormatWriterDelegate; }
|
|
set { xmlFormatWriterDelegate = value; }
|
|
}
|
|
|
|
internal XmlFormatClassReaderDelegate XmlFormatReaderDelegate
|
|
{
|
|
get { return xmlFormatReaderDelegate; }
|
|
set { xmlFormatReaderDelegate = value; }
|
|
}
|
|
|
|
public XmlDictionaryString[] ChildElementNamespaces
|
|
{
|
|
get { return childElementNamespaces; }
|
|
set { childElementNamespaces = value; }
|
|
}
|
|
|
|
static Type[] serInfoCtorArgs;
|
|
static Type[] SerInfoCtorArgs
|
|
{
|
|
get
|
|
{
|
|
if (serInfoCtorArgs == null)
|
|
serInfoCtorArgs = new Type[] { typeof(SerializationInfo), typeof(StreamingContext) };
|
|
return serInfoCtorArgs;
|
|
}
|
|
}
|
|
|
|
internal struct Member
|
|
{
|
|
internal Member(DataMember member, string ns, int baseTypeIndex)
|
|
{
|
|
this.member = member;
|
|
this.ns = ns;
|
|
this.baseTypeIndex = baseTypeIndex;
|
|
}
|
|
internal DataMember member;
|
|
internal string ns;
|
|
internal int baseTypeIndex;
|
|
}
|
|
|
|
internal class DataMemberConflictComparer : IComparer<Member>
|
|
{
|
|
public int Compare(Member x, Member y)
|
|
{
|
|
int nsCompare = String.CompareOrdinal(x.ns, y.ns);
|
|
if (nsCompare != 0)
|
|
return nsCompare;
|
|
|
|
int nameCompare = String.CompareOrdinal(x.member.Name, y.member.Name);
|
|
if (nameCompare != 0)
|
|
return nameCompare;
|
|
|
|
return x.baseTypeIndex - y.baseTypeIndex;
|
|
}
|
|
|
|
internal static DataMemberConflictComparer Singleton = new DataMemberConflictComparer();
|
|
}
|
|
|
|
}
|
|
|
|
[Fx.Tag.SecurityNote(Critical = "Sets critical properties on ClassDataContract .",
|
|
Safe = "Called during schema import/code generation.")]
|
|
[SecuritySafeCritical]
|
|
internal override DataContract BindGenericParameters(DataContract[] paramContracts, Dictionary<DataContract, DataContract> boundContracts)
|
|
{
|
|
Type type = UnderlyingType;
|
|
if (!type.IsGenericType || !type.ContainsGenericParameters)
|
|
return this;
|
|
|
|
lock (this)
|
|
{
|
|
DataContract boundContract;
|
|
if (boundContracts.TryGetValue(this, out boundContract))
|
|
return boundContract;
|
|
|
|
ClassDataContract boundClassContract = new ClassDataContract();
|
|
boundContracts.Add(this, boundClassContract);
|
|
XmlQualifiedName stableName;
|
|
object[] genericParams;
|
|
if (type.IsGenericTypeDefinition)
|
|
{
|
|
stableName = this.StableName;
|
|
genericParams = paramContracts;
|
|
}
|
|
else
|
|
{
|
|
//partial Generic: Construct stable name from its open generic type definition
|
|
stableName = DataContract.GetStableName(type.GetGenericTypeDefinition());
|
|
Type[] paramTypes = type.GetGenericArguments();
|
|
genericParams = new object[paramTypes.Length];
|
|
for (int i = 0; i < paramTypes.Length; i++)
|
|
{
|
|
Type paramType = paramTypes[i];
|
|
if (paramType.IsGenericParameter)
|
|
genericParams[i] = paramContracts[paramType.GenericParameterPosition];
|
|
else
|
|
genericParams[i] = paramType;
|
|
}
|
|
}
|
|
boundClassContract.StableName = CreateQualifiedName(DataContract.ExpandGenericParameters(XmlConvert.DecodeName(stableName.Name), new GenericNameProvider(DataContract.GetClrTypeFullName(this.UnderlyingType), genericParams)), stableName.Namespace);
|
|
if (BaseContract != null)
|
|
boundClassContract.BaseContract = (ClassDataContract)BaseContract.BindGenericParameters(paramContracts, boundContracts);
|
|
boundClassContract.IsISerializable = this.IsISerializable;
|
|
boundClassContract.IsValueType = this.IsValueType;
|
|
boundClassContract.IsReference = this.IsReference;
|
|
if (Members != null)
|
|
{
|
|
boundClassContract.Members = new List<DataMember>(Members.Count);
|
|
foreach (DataMember member in Members)
|
|
boundClassContract.Members.Add(member.BindGenericParameters(paramContracts, boundContracts));
|
|
}
|
|
return boundClassContract;
|
|
}
|
|
}
|
|
|
|
internal override bool Equals(object other, Dictionary<DataContractPairKey, object> checkedContracts)
|
|
{
|
|
if (IsEqualOrChecked(other, checkedContracts))
|
|
return true;
|
|
|
|
if (base.Equals(other, checkedContracts))
|
|
{
|
|
ClassDataContract dataContract = other as ClassDataContract;
|
|
if (dataContract != null)
|
|
{
|
|
if (IsISerializable)
|
|
{
|
|
if (!dataContract.IsISerializable)
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
if (dataContract.IsISerializable)
|
|
return false;
|
|
|
|
if (Members == null)
|
|
{
|
|
if (dataContract.Members != null)
|
|
{
|
|
// check that all the datamembers in dataContract.Members are optional
|
|
if (!IsEveryDataMemberOptional(dataContract.Members))
|
|
return false;
|
|
}
|
|
}
|
|
else if (dataContract.Members == null)
|
|
{
|
|
// check that all the datamembers in Members are optional
|
|
if (!IsEveryDataMemberOptional(Members))
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
Dictionary<string, DataMember> membersDictionary = new Dictionary<string, DataMember>(Members.Count);
|
|
List<DataMember> dataContractMembersList = new List<DataMember>();
|
|
for (int i = 0; i < Members.Count; i++)
|
|
{
|
|
membersDictionary.Add(Members[i].Name, Members[i]);
|
|
}
|
|
|
|
for (int i = 0; i < dataContract.Members.Count; i++)
|
|
{
|
|
// check that all datamembers common to both datacontracts match
|
|
DataMember dataMember;
|
|
if (membersDictionary.TryGetValue(dataContract.Members[i].Name, out dataMember))
|
|
{
|
|
if (dataMember.Equals(dataContract.Members[i], checkedContracts))
|
|
{
|
|
membersDictionary.Remove(dataMember.Name);
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
// otherwise save the non-matching datamembers for later verification
|
|
else
|
|
{
|
|
dataContractMembersList.Add(dataContract.Members[i]);
|
|
}
|
|
}
|
|
|
|
// check that datamembers left over from either datacontract are optional
|
|
if (!IsEveryDataMemberOptional(membersDictionary.Values))
|
|
return false;
|
|
if (!IsEveryDataMemberOptional(dataContractMembersList))
|
|
return false;
|
|
|
|
}
|
|
}
|
|
|
|
if (BaseContract == null)
|
|
return (dataContract.BaseContract == null);
|
|
else if (dataContract.BaseContract == null)
|
|
return false;
|
|
else
|
|
return BaseContract.Equals(dataContract.BaseContract, checkedContracts);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool IsEveryDataMemberOptional(IEnumerable<DataMember> dataMembers)
|
|
{
|
|
foreach (DataMember dataMember in dataMembers)
|
|
{
|
|
if (dataMember.IsRequired)
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
return base.GetHashCode();
|
|
}
|
|
|
|
internal class DataMemberComparer : IComparer<DataMember>
|
|
{
|
|
public int Compare(DataMember x, DataMember y)
|
|
{
|
|
int orderCompare = x.Order - y.Order;
|
|
if (orderCompare != 0)
|
|
return orderCompare;
|
|
|
|
return String.CompareOrdinal(x.Name, y.Name);
|
|
}
|
|
|
|
internal static DataMemberComparer Singleton = new DataMemberComparer();
|
|
}
|
|
}
|
|
}
|
|
|