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      1 /*
      2  * Copyright (c) 2010, Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef V8_INSPECTOR_V8INSPECTORIMPL_H_
     32 #define V8_INSPECTOR_V8INSPECTORIMPL_H_
     33 
     34 #include <vector>
     35 
     36 #include "src/base/macros.h"
     37 #include "src/inspector/protocol/Protocol.h"
     38 
     39 #include "include/v8-inspector.h"
     40 
     41 namespace v8_inspector {
     42 
     43 class InspectedContext;
     44 class V8ConsoleMessageStorage;
     45 class V8Debugger;
     46 class V8DebuggerAgentImpl;
     47 class V8InspectorSessionImpl;
     48 class V8ProfilerAgentImpl;
     49 class V8RuntimeAgentImpl;
     50 class V8StackTraceImpl;
     51 
     52 class V8InspectorImpl : public V8Inspector {
     53  public:
     54   V8InspectorImpl(v8::Isolate*, V8InspectorClient*);
     55   ~V8InspectorImpl() override;
     56 
     57   v8::Isolate* isolate() const { return m_isolate; }
     58   V8InspectorClient* client() { return m_client; }
     59   V8Debugger* debugger() { return m_debugger.get(); }
     60   int contextGroupId(v8::Local<v8::Context>);
     61   int contextGroupId(int contextId);
     62 
     63   v8::MaybeLocal<v8::Value> runCompiledScript(v8::Local<v8::Context>,
     64                                               v8::Local<v8::Script>);
     65   v8::MaybeLocal<v8::Value> callFunction(v8::Local<v8::Function>,
     66                                          v8::Local<v8::Context>,
     67                                          v8::Local<v8::Value> receiver,
     68                                          int argc, v8::Local<v8::Value> info[]);
     69   v8::MaybeLocal<v8::Value> compileAndRunInternalScript(v8::Local<v8::Context>,
     70                                                         v8::Local<v8::String>);
     71   v8::MaybeLocal<v8::Value> callInternalFunction(v8::Local<v8::Function>,
     72                                                  v8::Local<v8::Context>,
     73                                                  v8::Local<v8::Value> receiver,
     74                                                  int argc,
     75                                                  v8::Local<v8::Value> info[]);
     76   v8::MaybeLocal<v8::Script> compileScript(v8::Local<v8::Context>,
     77                                            const String16& code,
     78                                            const String16& fileName);
     79   v8::Local<v8::Context> regexContext();
     80 
     81   // V8Inspector implementation.
     82   std::unique_ptr<V8InspectorSession> connect(int contextGroupId,
     83                                               V8Inspector::Channel*,
     84                                               const StringView& state) override;
     85   void contextCreated(const V8ContextInfo&) override;
     86   void contextDestroyed(v8::Local<v8::Context>) override;
     87   void resetContextGroup(int contextGroupId) override;
     88   void willExecuteScript(v8::Local<v8::Context>, int scriptId) override;
     89   void didExecuteScript(v8::Local<v8::Context>) override;
     90   void idleStarted() override;
     91   void idleFinished() override;
     92   unsigned exceptionThrown(v8::Local<v8::Context>, const StringView& message,
     93                            v8::Local<v8::Value> exception,
     94                            const StringView& detailedMessage,
     95                            const StringView& url, unsigned lineNumber,
     96                            unsigned columnNumber, std::unique_ptr<V8StackTrace>,
     97                            int scriptId) override;
     98   void exceptionRevoked(v8::Local<v8::Context>, unsigned exceptionId,
     99                         const StringView& message) override;
    100   std::unique_ptr<V8StackTrace> createStackTrace(
    101       v8::Local<v8::StackTrace>) override;
    102   std::unique_ptr<V8StackTrace> captureStackTrace(bool fullStack) override;
    103   void asyncTaskScheduled(const StringView& taskName, void* task,
    104                           bool recurring) override;
    105   void asyncTaskCanceled(void* task) override;
    106   void asyncTaskStarted(void* task) override;
    107   void asyncTaskFinished(void* task) override;
    108   void allAsyncTasksCanceled() override;
    109 
    110   unsigned nextExceptionId() { return ++m_lastExceptionId; }
    111   void enableStackCapturingIfNeeded();
    112   void disableStackCapturingIfNeeded();
    113   void muteExceptions(int contextGroupId);
    114   void unmuteExceptions(int contextGroupId);
    115   V8ConsoleMessageStorage* ensureConsoleMessageStorage(int contextGroupId);
    116   bool hasConsoleMessageStorage(int contextGroupId);
    117   using ContextByIdMap =
    118       protocol::HashMap<int, std::unique_ptr<InspectedContext>>;
    119   void discardInspectedContext(int contextGroupId, int contextId);
    120   const ContextByIdMap* contextGroup(int contextGroupId);
    121   void disconnect(V8InspectorSessionImpl*);
    122   V8InspectorSessionImpl* sessionForContextGroup(int contextGroupId);
    123   InspectedContext* getContext(int groupId, int contextId) const;
    124   V8DebuggerAgentImpl* enabledDebuggerAgentForGroup(int contextGroupId);
    125   V8RuntimeAgentImpl* enabledRuntimeAgentForGroup(int contextGroupId);
    126   V8ProfilerAgentImpl* enabledProfilerAgentForGroup(int contextGroupId);
    127 
    128  private:
    129   v8::MaybeLocal<v8::Value> callFunction(
    130       v8::Local<v8::Function>, v8::Local<v8::Context>,
    131       v8::Local<v8::Value> receiver, int argc, v8::Local<v8::Value> info[],
    132       v8::MicrotasksScope::Type runMicrotasks);
    133 
    134   v8::Isolate* m_isolate;
    135   V8InspectorClient* m_client;
    136   std::unique_ptr<V8Debugger> m_debugger;
    137   v8::Global<v8::Context> m_regexContext;
    138   int m_capturingStackTracesCount;
    139   unsigned m_lastExceptionId;
    140   int m_lastContextId;
    141 
    142   using MuteExceptionsMap = protocol::HashMap<int, int>;
    143   MuteExceptionsMap m_muteExceptionsMap;
    144 
    145   using ContextsByGroupMap =
    146       protocol::HashMap<int, std::unique_ptr<ContextByIdMap>>;
    147   ContextsByGroupMap m_contexts;
    148 
    149   using SessionMap = protocol::HashMap<int, V8InspectorSessionImpl*>;
    150   SessionMap m_sessions;
    151 
    152   using ConsoleStorageMap =
    153       protocol::HashMap<int, std::unique_ptr<V8ConsoleMessageStorage>>;
    154   ConsoleStorageMap m_consoleStorageMap;
    155 
    156   protocol::HashMap<int, int> m_contextIdToGroupIdMap;
    157 
    158   DISALLOW_COPY_AND_ASSIGN(V8InspectorImpl);
    159 };
    160 
    161 }  // namespace v8_inspector
    162 
    163 #endif  // V8_INSPECTOR_V8INSPECTORIMPL_H_
    164