private static object[] GetExtraProperties(IDictionary properties, string[] internalKeys)
{
object[] array = new object[properties.Count - internalKeys.Length];
int num = 0;
IDictionaryEnumerator enumerator = properties.GetEnumerator();
while (enumerator.MoveNext())
{
if (!MessageFormatter.IsInternalKey((string)enumerator.Entry.Key, internalKeys))
{
array[num++] = enumerator.Entry;
}
}
return(array);
}
private object NoCheckDeserializeMethodResponse(Stream serializationStream, HeaderHandler handler, IMethodCallMessage methodCallMessage)
{
if (serializationStream == null)
{
throw new ArgumentNullException("serializationStream");
}
if (serializationStream.CanSeek && serializationStream.Length == 0L)
{
throw new SerializationException("serializationStream supports seeking, but its length is 0");
}
BinaryReader reader = new BinaryReader(serializationStream);
bool hasHeaders;
this.ReadBinaryHeader(reader, out hasHeaders);
return(MessageFormatter.ReadMethodResponse(reader, hasHeaders, handler, methodCallMessage, this));
}
// shared by Deserialize and UnsafeDeserialize which both involve different security checks
private object NoCheckDeserialize(Stream serializationStream, HeaderHandler handler)
{
if (serializationStream == null)
{
throw new ArgumentNullException("serializationStream");
}
if (serializationStream.CanSeek &&
serializationStream.Length == 0)
{
throw new SerializationException("serializationStream supports seeking, but its length is 0");
}
BinaryReader reader = new BinaryReader(serializationStream);
bool hasHeader;
ReadBinaryHeader(reader, out hasHeader);
// Messages are read using a special static method, which does not use ObjectReader
// if it is not needed. This saves time and memory.
BinaryElement elem = (BinaryElement)reader.Read();
if (elem == BinaryElement.MethodCall)
{
return(MessageFormatter.ReadMethodCall(elem, reader, hasHeader, handler, this));
}
else if (elem == BinaryElement.MethodResponse)
{
return(MessageFormatter.ReadMethodResponse(elem, reader, hasHeader, handler, null, this));
}
else
{
ObjectReader serializer = new ObjectReader(this);
object result;
Header[] headers;
serializer.ReadObjectGraph(elem, reader, hasHeader, out result, out headers);
if (handler != null)
{
handler(headers);
}
return(result);
}
}
/// <summary>Serializes the object, or graph of objects with the specified top (root), to the given stream attaching the provided headers.</summary>
/// <param name="serializationStream">The stream to which the object is to be serialized. </param>
/// <param name="graph">The object at the root of the graph to serialize. </param>
/// <param name="headers">Remoting headers to include in the serialization. Can be null. </param>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="serializationStream" /> is null. </exception>
/// <exception cref="T:System.Runtime.Serialization.SerializationException">An error has occurred during serialization, such as if an object in the <paramref name="graph" /> parameter is not marked as serializable. </exception>
/// <exception cref="T:System.Security.SecurityException">The caller does not have the required permission. </exception>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.ReflectionPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="MemberAccess" />
/// </PermissionSet>
public void Serialize(Stream serializationStream, object graph, Header[] headers)
{
if (serializationStream == null)
{
throw new ArgumentNullException("serializationStream");
}
BinaryWriter binaryWriter = new BinaryWriter(serializationStream);
this.WriteBinaryHeader(binaryWriter, headers != null);
if (graph is IMethodCallMessage)
{
MessageFormatter.WriteMethodCall(binaryWriter, graph, headers, this.surrogate_selector, this.context, this.assembly_format, this.type_format);
}
else if (graph is IMethodReturnMessage)
{
MessageFormatter.WriteMethodResponse(binaryWriter, graph, headers, this.surrogate_selector, this.context, this.assembly_format, this.type_format);
}
else
{
ObjectWriter objectWriter = new ObjectWriter(this.surrogate_selector, this.context, this.assembly_format, this.type_format);
objectWriter.WriteObjectGraph(binaryWriter, graph, headers);
}
binaryWriter.Flush();
}
public static object ReadMethodResponse(BinaryReader reader, bool hasHeaders, HeaderHandler headerHandler, IMethodCallMessage methodCallMessage, BinaryFormatter formatter)
{
BinaryElement elem = (BinaryElement)reader.ReadByte();
return(MessageFormatter.ReadMethodResponse(elem, reader, hasHeaders, headerHandler, methodCallMessage, formatter));
}
public static void WriteMethodResponse(BinaryWriter writer, object obj, Header[] headers, ISurrogateSelector surrogateSelector, StreamingContext context, FormatterAssemblyStyle assemblyFormat, FormatterTypeStyle typeFormat)
{
IMethodReturnMessage methodReturnMessage = (IMethodReturnMessage)obj;
writer.Write(22);
string[] array = MethodReturnDictionary.InternalReturnKeys;
int num = 0;
object obj2 = null;
object[] array2 = null;
MethodFlags methodFlags = MethodFlags.ExcludeLogicalCallContext;
ReturnTypeTag returnTypeTag;
if (methodReturnMessage.Exception != null)
{
returnTypeTag = (ReturnTypeTag)34;
array = MethodReturnDictionary.InternalExceptionKeys;
num = 1;
}
else if (methodReturnMessage.ReturnValue == null)
{
returnTypeTag = ReturnTypeTag.Null;
}
else if (MessageFormatter.IsMethodPrimitive(methodReturnMessage.ReturnValue.GetType()))
{
returnTypeTag = ReturnTypeTag.PrimitiveType;
}
else
{
returnTypeTag = ReturnTypeTag.ObjectType;
num++;
}
if (methodReturnMessage.LogicalCallContext != null && methodReturnMessage.LogicalCallContext.HasInfo)
{
methodFlags = MethodFlags.IncludesLogicalCallContext;
num++;
}
if (methodReturnMessage.Properties.Count > array.Length && (byte)(returnTypeTag & ReturnTypeTag.Exception) == 0)
{
array2 = MessageFormatter.GetExtraProperties(methodReturnMessage.Properties, array);
num++;
}
MethodFlags methodFlags2;
if (methodReturnMessage.OutArgCount == 0)
{
methodFlags2 = MethodFlags.NoArguments;
}
else if (MessageFormatter.AllTypesArePrimitive(methodReturnMessage.Args))
{
methodFlags2 = MethodFlags.PrimitiveArguments;
}
else if (num == 0)
{
methodFlags2 = MethodFlags.ArgumentsInSimpleArray;
}
else
{
methodFlags2 = MethodFlags.ArgumentsInMultiArray;
num++;
}
writer.Write((byte)(methodFlags | methodFlags2));
writer.Write((byte)returnTypeTag);
writer.Write(0);
writer.Write(0);
if (returnTypeTag == ReturnTypeTag.PrimitiveType)
{
writer.Write(BinaryCommon.GetTypeCode(methodReturnMessage.ReturnValue.GetType()));
ObjectWriter.WritePrimitiveValue(writer, methodReturnMessage.ReturnValue);
}
if (methodFlags2 == MethodFlags.PrimitiveArguments)
{
writer.Write((uint)methodReturnMessage.ArgCount);
for (int i = 0; i < methodReturnMessage.ArgCount; i++)
{
object arg = methodReturnMessage.GetArg(i);
if (arg != null)
{
writer.Write(BinaryCommon.GetTypeCode(arg.GetType()));
ObjectWriter.WritePrimitiveValue(writer, arg);
}
else
{
writer.Write(17);
}
}
}
if (num > 0)
{
object[] array3 = new object[num];
int num2 = 0;
if ((byte)(returnTypeTag & ReturnTypeTag.Exception) != 0)
{
array3[num2++] = methodReturnMessage.Exception;
}
if (methodFlags2 == MethodFlags.ArgumentsInMultiArray)
{
array3[num2++] = methodReturnMessage.Args;
}
if (returnTypeTag == ReturnTypeTag.ObjectType)
{
array3[num2++] = methodReturnMessage.ReturnValue;
}
if (methodFlags == MethodFlags.IncludesLogicalCallContext)
{
array3[num2++] = methodReturnMessage.LogicalCallContext;
}
if (array2 != null)
{
array3[num2++] = array2;
}
obj2 = array3;
}
else if ((methodFlags2 & MethodFlags.ArgumentsInSimpleArray) > (MethodFlags)0)
{
obj2 = methodReturnMessage.Args;
}
if (obj2 != null)
{
ObjectWriter objectWriter = new ObjectWriter(surrogateSelector, context, assemblyFormat, typeFormat);
objectWriter.WriteObjectGraph(writer, obj2, headers);
}
else
{
writer.Write(11);
}
}
public static void WriteMethodCall(BinaryWriter writer, object obj, Header[] headers, ISurrogateSelector surrogateSelector, StreamingContext context, FormatterAssemblyStyle assemblyFormat, FormatterTypeStyle typeFormat)
{
IMethodCallMessage methodCallMessage = (IMethodCallMessage)obj;
writer.Write(21);
int num = 0;
object obj2 = null;
object[] array = null;
MethodFlags methodFlags;
if (methodCallMessage.LogicalCallContext != null && methodCallMessage.LogicalCallContext.HasInfo)
{
methodFlags = MethodFlags.IncludesLogicalCallContext;
num++;
}
else
{
methodFlags = MethodFlags.ExcludeLogicalCallContext;
}
if (RemotingServices.IsMethodOverloaded(methodCallMessage))
{
num++;
methodFlags |= MethodFlags.IncludesSignature;
}
if (methodCallMessage.Properties.Count > MethodCallDictionary.InternalKeys.Length)
{
array = MessageFormatter.GetExtraProperties(methodCallMessage.Properties, MethodCallDictionary.InternalKeys);
num++;
}
if (methodCallMessage.MethodBase.IsGenericMethod)
{
num++;
methodFlags |= MethodFlags.GenericArguments;
}
if (methodCallMessage.ArgCount == 0)
{
methodFlags |= MethodFlags.NoArguments;
}
else if (MessageFormatter.AllTypesArePrimitive(methodCallMessage.Args))
{
methodFlags |= MethodFlags.PrimitiveArguments;
}
else if (num == 0)
{
methodFlags |= MethodFlags.ArgumentsInSimpleArray;
}
else
{
methodFlags |= MethodFlags.ArgumentsInMultiArray;
num++;
}
writer.Write((int)methodFlags);
writer.Write(18);
writer.Write(methodCallMessage.MethodName);
writer.Write(18);
writer.Write(methodCallMessage.TypeName);
if ((methodFlags & MethodFlags.PrimitiveArguments) > (MethodFlags)0)
{
writer.Write((uint)methodCallMessage.Args.Length);
for (int i = 0; i < methodCallMessage.ArgCount; i++)
{
object arg = methodCallMessage.GetArg(i);
if (arg != null)
{
writer.Write(BinaryCommon.GetTypeCode(arg.GetType()));
ObjectWriter.WritePrimitiveValue(writer, arg);
}
else
{
writer.Write(17);
}
}
}
if (num > 0)
{
object[] array2 = new object[num];
int num2 = 0;
if ((methodFlags & MethodFlags.ArgumentsInMultiArray) > (MethodFlags)0)
{
array2[num2++] = methodCallMessage.Args;
}
if ((methodFlags & MethodFlags.GenericArguments) > (MethodFlags)0)
{
array2[num2++] = methodCallMessage.MethodBase.GetGenericArguments();
}
if ((methodFlags & MethodFlags.IncludesSignature) > (MethodFlags)0)
{
array2[num2++] = methodCallMessage.MethodSignature;
}
if ((methodFlags & MethodFlags.IncludesLogicalCallContext) > (MethodFlags)0)
{
array2[num2++] = methodCallMessage.LogicalCallContext;
}
if (array != null)
{
array2[num2++] = array;
}
obj2 = array2;
}
else if ((methodFlags & MethodFlags.ArgumentsInSimpleArray) > (MethodFlags)0)
{
obj2 = methodCallMessage.Args;
}
if (obj2 != null)
{
ObjectWriter objectWriter = new ObjectWriter(surrogateSelector, context, assemblyFormat, typeFormat);
objectWriter.WriteObjectGraph(writer, obj2, headers);
}
else
{
writer.Write(11);
}
}
