builtin.h

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// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
 
#ifndef RUNTIME_BIN_BUILTIN_H_
#define RUNTIME_BIN_BUILTIN_H_
 
#include <stdio.h>
#include <stdlib.h>
 
#include "include/dart_api.h"
 
#include "platform/assert.h"
#include "platform/globals.h"
 
namespace dart {
namespace bin {
 
#define FUNCTION_NAME(name) Builtin_##name
#define REGISTER_FUNCTION(name, count) {"" #name, FUNCTION_NAME(name), count},
#define DECLARE_FUNCTION(name, count)                                          \
  extern void FUNCTION_NAME(name)(Dart_NativeArguments args);
 
class Builtin {
 public:
  // Note: Changes to this enum should be accompanied with changes to
  // the builtin_libraries_ array in builtin.cc and builtin_nolib.cc.
  enum BuiltinLibraryId {
    kInvalidLibrary = -1,
    kBuiltinLibrary = 0,
    kIOLibrary,
    kHttpLibrary,
    kCLILibrary,
  };
 
  // Setup native resolver method built in library specified in 'id'.
  static void SetNativeResolver(BuiltinLibraryId id);
 
  // Check if built in library specified in 'id' is already loaded, if not
  // load it.
  static Dart_Handle LoadAndCheckLibrary(BuiltinLibraryId id);
 
 private:
  // Native method support.
  static Dart_NativeFunction NativeLookup(Dart_Handle name,
                                          int argument_count,
                                          bool* auto_setup_scope);
 
  static const uint8_t* NativeSymbol(Dart_NativeFunction nf);
 
  static const int num_libs_;
 
  typedef struct {
    const char* url_;
    bool has_natives_;
  } builtin_lib_props;
  static builtin_lib_props builtin_libraries_[];
 
  DISALLOW_ALLOCATION();
  DISALLOW_IMPLICIT_CONSTRUCTORS(Builtin);
};
 
}  // namespace bin
}  // namespace dart
 
#endif  // RUNTIME_BIN_BUILTIN_H_