string ReadUTF8String() {
byte b = reader.ReadByte();
if (b == 0xFF)
return null;
uint len = reader.ReadCompressedUInt32(b);
if (len == 0)
return string.Empty;
return Encoding.UTF8.GetString(reader.ReadBytes((int)len));
}
// Reads the old (.NET 1.x) DeclSecurity blob format
DmdCustomAttributeData[] ReadXmlFormat(SecurityAction action)
{
reader.Position = 0;
var xml = Encoding.Unicode.GetString(reader.ReadBytes((int)reader.Length));
var type = module.AppDomain.GetWellKnownType(DmdWellKnownType.System_Security_Permissions_PermissionSetAttribute);
var(ctor, ctorArguments) = GetConstructor(type, action);
var xmlProp = type.GetProperty("XML", module.AppDomain.System_String, Array.Empty <DmdType>());
Debug.Assert((object)ctor != null);
Debug.Assert((object)xmlProp != null);
if ((object)ctor == null || (object)xmlProp == null)
{
return(Array.Empty <DmdCustomAttributeData>());
}
var namedArguments = new[] { new DmdCustomAttributeNamedArgument(xmlProp, new DmdCustomAttributeTypedArgument(module.AppDomain.System_String, xml)) };
return(new[] { new DmdCustomAttributeData(ctor, ctorArguments, namedArguments, isPseudoCustomAttribute: false) });
}
string ReadUTF8String()
{
byte b = reader.ReadByte();
if (b == 0xFF)
{
return(null);
}
uint len = reader.ReadCompressedUInt32(b);
if (len == 0)
{
return(string.Empty);
}
return(Encoding.UTF8.GetString(reader.ReadBytes((int)len)));
}
DmdMethodBody Read()
{
if (!ReadHeader(out var localSignatureMetadataToken, out var maxStackSize, out var initLocals, out var codeSize, out var hasExceptionHandlers))
{
return(null);
}
DmdLocalVariableInfo[] localVariables;
if ((localSignatureMetadataToken & 0x00FFFFFF) != 0 && (byte)(localSignatureMetadataToken >> 24) == 0x11)
{
var localTypes = methodBodyResolver.ReadLocals(localSignatureMetadataToken, genericTypeArguments, genericMethodArguments);
localVariables = new DmdLocalVariableInfo[localTypes.Length];
for (int i = 0; i < localVariables.Length; i++)
{
var info = localTypes[i];
localVariables[i] = new DmdLocalVariableInfo(info.type, i, info.isPinned);
}
}
else
{
localVariables = Array.Empty <DmdLocalVariableInfo>();
}
var ilBytes = reader.ReadBytes(codeSize);
DmdExceptionHandlingClause[] exceptionHandlingClauses;
if (hasExceptionHandlers)
{
exceptionHandlingClauses = ReadExceptionHandlingClauses();
}
else
{
exceptionHandlingClauses = Array.Empty <DmdExceptionHandlingClause>();
}
return(new DmdMethodBodyImpl(localSignatureMetadataToken, maxStackSize, initLocals, localVariables, exceptionHandlingClauses, genericTypeArguments, genericMethodArguments, ilBytes));
}
string ReadUTF8String()
{
uint len = reader.ReadCompressedUInt32();
return(len == 0 ? string.Empty : Encoding.UTF8.GetString(reader.ReadBytes((int)len)));
}