1// Copyright 2011 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef V8_NATIVES_H_
6#define V8_NATIVES_H_
7
8#include "src/vector.h"
9
10namespace v8 { class StartupData; }  // Forward declaration.
11
12namespace v8 {
13namespace internal {
14
15typedef bool (*NativeSourceCallback)(Vector<const char> name,
16                                     Vector<const char> source,
17                                     int index);
18
19enum NativeType {
20  CORE, EXPERIMENTAL, D8, TEST
21};
22
23template <NativeType type>
24class NativesCollection {
25 public:
26  // Number of built-in scripts.
27  static int GetBuiltinsCount();
28  // Number of debugger implementation scripts.
29  static int GetDebuggerCount();
30
31  // These are used to access built-in scripts.  The debugger implementation
32  // scripts have an index in the interval [0, GetDebuggerCount()).  The
33  // non-debugger scripts have an index in the interval [GetDebuggerCount(),
34  // GetNativesCount()).
35  static int GetIndex(const char* name);
36  static int GetRawScriptsSize();
37  static Vector<const char> GetRawScriptSource(int index);
38  static Vector<const char> GetScriptName(int index);
39  static Vector<const byte> GetScriptsSource();
40  static void SetRawScriptsSource(Vector<const char> raw_source);
41};
42
43typedef NativesCollection<CORE> Natives;
44typedef NativesCollection<EXPERIMENTAL> ExperimentalNatives;
45
46#ifdef V8_USE_EXTERNAL_STARTUP_DATA
47// Used for reading the natives at runtime. Implementation in natives-empty.cc
48void SetNativesFromFile(StartupData* natives_blob);
49#endif
50
51} }  // namespace v8::internal
52
53#endif  // V8_NATIVES_H_
54