palate 0.3.7

File type detection combining tft and hyperpolyglot
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//
// Top include for all V8 .cc files.
//

#ifndef V8_V8_H_
#define V8_V8_H_

#if defined(GOOGLE3)
// Google3 special flag handling.
#if defined(DEBUG) && defined(NDEBUG)
// V8 only uses DEBUG and whenever it is set we are building a debug
// version of V8. We do not use NDEBUG and simply undef it here for
// consistency.
#undef NDEBUG
#endif
#endif  // defined(GOOGLE3)

// V8 only uses DEBUG, but included external files
// may use NDEBUG - make sure they are consistent.
#if defined(DEBUG) && defined(NDEBUG)
#error both DEBUG and NDEBUG are set
#endif

// Basic includes
#include "../include/v8.h"
#include "v8globals.h"
#include "v8checks.h"
#include "allocation.h"
#include "v8utils.h"
#include "flags.h"

// Objects & heap
#include "objects-inl.h"
#include "spaces-inl.h"
#include "heap-inl.h"
#include "incremental-marking-inl.h"
#include "mark-compact-inl.h"
#include "log-inl.h"
#include "cpu-profiler-inl.h"
#include "handles-inl.h"
#include "zone-inl.h"

namespace v8 {
namespace internal {

class Deserializer;

class V8 : public AllStatic {
 public:
  // Global actions.

  // If Initialize is called with des == NULL, the initial state is
  // created from scratch. If a non-null Deserializer is given, the
  // initial state is created by reading the deserialized data into an
  // empty heap.
  static bool Initialize(Deserializer* des);
  static void TearDown();
  static bool IsRunning() { return is_running_; }
  static bool UseCrankshaft() { return use_crankshaft_; }
  // To be dead you have to have lived
  // TODO(isolates): move IsDead to Isolate.
  static bool IsDead() { return has_fatal_error_ || has_been_disposed_; }
  static void SetFatalError();

  // Report process out of memory. Implementation found in api.cc.
  static void FatalProcessOutOfMemory(const char* location,
                                      bool take_snapshot = false);

  // Allows an entropy source to be provided for use in random number
  // generation.
  static void SetEntropySource(EntropySource source);
  // Support for return-address rewriting profilers.
  static void SetReturnAddressLocationResolver(
      ReturnAddressLocationResolver resolver);
  // Random number generation support. Not cryptographically safe.
  static uint32_t Random(Context* context);
  // We use random numbers internally in memory allocation and in the
  // compilers for security. In order to prevent information leaks we
  // use a separate random state for internal random number
  // generation.
  static uint32_t RandomPrivate(Isolate* isolate);
  static Object* FillHeapNumberWithRandom(Object* heap_number,
                                          Context* context);

  // Idle notification directly from the API.
  static bool IdleNotification(int hint);

  static void AddCallCompletedCallback(CallCompletedCallback callback);
  static void RemoveCallCompletedCallback(CallCompletedCallback callback);
  static void FireCallCompletedCallback(Isolate* isolate);

 private:
  static void InitializeOncePerProcessImpl();
  static void InitializeOncePerProcess();

  // True if engine is currently running
  static bool is_running_;
  // True if V8 has ever been run
  static bool has_been_set_up_;
  // True if error has been signaled for current engine
  // (reset to false if engine is restarted)
  static bool has_fatal_error_;
  // True if engine has been shut down
  // (reset if engine is restarted)
  static bool has_been_disposed_;
  // True if we are using the crankshaft optimizing compiler.
  static bool use_crankshaft_;
  // List of callbacks when a Call completes.
  static List<CallCompletedCallback>* call_completed_callbacks_;
};


// JavaScript defines two kinds of 'nil'.
enum NilValue { kNullValue, kUndefinedValue };


// JavaScript defines two kinds of equality.
enum EqualityKind { kStrictEquality, kNonStrictEquality };


} }  // namespace v8::internal

namespace i = v8::internal;

#endif  // V8_V8_H_