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base_object_types.h
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74 lines (61 loc) · 3.52 KB
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#ifndef SRC_BASE_OBJECT_TYPES_H_
#define SRC_BASE_OBJECT_TYPES_H_
#include <cinttypes>
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
namespace node {
// List of internalBinding() data wrappers. The first argument should match
// what the class passes to SET_BINDING_ID(), the second argument should match
// the C++ class name.
#define SERIALIZABLE_BINDING_TYPES(V) \
V(encoding_binding_data, encoding_binding::BindingData) \
V(fs_binding_data, fs::BindingData) \
V(mksnapshot_binding_data, mksnapshot::BindingData) \
V(v8_binding_data, v8_utils::BindingData) \
V(blob_binding_data, BlobBindingData) \
V(process_binding_data, process::BindingData) \
V(timers_binding_data, timers::BindingData) \
V(url_binding_data, url::BindingData) \
V(modules_binding_data, modules::BindingData)
#define UNSERIALIZABLE_BINDING_TYPES(V) \
V(http2_binding_data, http2::BindingData) \
V(http_parser_binding_data, http_parser::BindingData) \
V(quic_binding_data, quic::BindingData)
// List of (non-binding) BaseObjects that are serializable in the snapshot.
// The first argument should match what the type passes to
// SET_OBJECT_ID(), the second argument should match the C++ class
// name.
#define SERIALIZABLE_NON_BINDING_TYPES(V)
// Helper list of all binding data wrapper types.
#define BINDING_TYPES(V) \
SERIALIZABLE_BINDING_TYPES(V) \
UNSERIALIZABLE_BINDING_TYPES(V)
// Helper list of all BaseObjects that implement snapshot support.
#define SERIALIZABLE_OBJECT_TYPES(V) \
SERIALIZABLE_BINDING_TYPES(V) \
SERIALIZABLE_NON_BINDING_TYPES(V)
#define V(TypeId, NativeType) k_##TypeId,
enum class BindingDataType : uint8_t { BINDING_TYPES(V) kBindingDataTypeCount };
// Make sure that we put the bindings first so that we can also use the enums
// for the bindings as index to the binding data store.
enum class EmbedderObjectType : uint8_t {
BINDING_TYPES(V) SERIALIZABLE_NON_BINDING_TYPES(V)
// We do not need to know about all the unserializable non-binding types for
// now so we do not list them.
kEmbedderObjectTypeCount
};
#undef V
// For now, BaseObjects only need to call this when they implement snapshot
// support.
#define SET_OBJECT_ID(TypeId) \
static constexpr EmbedderObjectType type_int = EmbedderObjectType::k_##TypeId;
// Binding data should call this so that they can be looked up from the binding
// data store.
#define SET_BINDING_ID(TypeId) \
static constexpr BindingDataType binding_type_int = \
BindingDataType::k_##TypeId; \
SET_OBJECT_ID(TypeId) \
static_assert(static_cast<uint8_t>(type_int) == \
static_cast<uint8_t>(binding_type_int));
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_BASE_OBJECT_TYPES_H_