} // Read
public static uint Read(this NativeReader reader, uint offset, out FixedArgumentHandle[] values)
{
uint count;
offset = reader.DecodeUnsigned(offset, out count);
if (count == 0)
{
values = s_emptyFixedArgumentHandleArray;
}
else
{
values = new FixedArgumentHandle[count];
for (uint i = 0; i < count; ++i)
{
FixedArgumentHandle tmp;
offset = reader.Read(offset, out tmp);
values[i] = tmp;
}
}
return offset;
} // Read
// Equals/GetHashCode no need to override (they just implement reference equality but desktop never unified these things.)
//
// Helper for parsing custom attribute arguments.
//
// If throwIfMissingMetadata is false, returns default(CustomAttributeTypedArgument) rather than throwing a MissingMetadataException.
//
private CustomAttributeTypedArgument ParseFixedArgument(MetadataReader reader, FixedArgumentHandle fixedArgumentHandle, bool throwIfMissingMetadata, Func<RuntimeTypeInfo> getTypeFromConstructor)
{
FixedArgument fixedArgument = fixedArgumentHandle.GetFixedArgument(reader);
RuntimeTypeInfo argumentType = null;
if (fixedArgument.Type.IsNull(reader))
{
argumentType = getTypeFromConstructor();
if (argumentType == null)
{
Debug.Assert(!throwIfMissingMetadata);
return default(CustomAttributeTypedArgument);
}
}
else
{
Exception exception = null;
argumentType = fixedArgument.Type.TryResolve(reader, new TypeContext(null, null), ref exception);
if (argumentType == null)
{
if (throwIfMissingMetadata)
throw exception;
else
return default(CustomAttributeTypedArgument);
}
}
Object value;
Exception e = fixedArgument.Value.TryParseConstantValue(reader, out value);
if (e != null)
{
if (throwIfMissingMetadata)
throw e;
else
return default(CustomAttributeTypedArgument);
}
return WrapInCustomAttributeTypedArgument(value, argumentType);
}
} // Read
public static uint Read(this NativeReader reader, uint offset, out FixedArgumentHandle handle)
{
uint value;
offset = reader.DecodeUnsigned(offset, out value);
handle = new FixedArgumentHandle((int)value);
handle._Validate();
return offset;
} // Read
} // IsNull
internal bool IsNull(FixedArgumentHandle handle)
{
return (handle._value & 0x00FFFFFF) == 0;
} // IsNull
} // ToHandle
internal Handle ToHandle(FixedArgumentHandle handle)
{
return new Handle(handle._value);
} // ToHandle
} // GetFieldSignature
public FixedArgument GetFixedArgument(FixedArgumentHandle handle)
{
var record = new FixedArgument() { _reader = this, _handle = handle };
var offset = (uint)handle.Offset;
offset = _streamReader.Read(offset, out record._flags);
offset = _streamReader.Read(offset, out record._type);
offset = _streamReader.Read(offset, out record._value);
return record;
} // GetFixedArgument
} // Equals
public bool Equals(FixedArgumentHandle handle)
{
return _value == handle._value;
} // Equals
} // Read
public static uint Read(this NativeReader reader, uint offset, out FixedArgumentHandle[] values)
{
uint count;
offset = reader.DecodeUnsigned(offset, out count);
#if !NETFX_45
if (count == 0)
{
values = Array.Empty<FixedArgumentHandle>();
}
else
#endif
{
values = new FixedArgumentHandle[count];
for (uint i = 0; i < count; ++i)
{
FixedArgumentHandle tmp;
offset = reader.Read(offset, out tmp);
values[i] = tmp;
}
}
return offset;
} // Read
