1/* 2 * Copyright (C) 2010, 2012 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WebProcessLauncher_h 27#define WebProcessLauncher_h 28 29#include "Connection.h" 30#include "PlatformProcessIdentifier.h" 31#include <wtf/HashMap.h> 32#include <wtf/RefPtr.h> 33#include <wtf/Threading.h> 34#include <wtf/text/StringHash.h> 35#include <wtf/text/WTFString.h> 36 37namespace WebKit { 38 39class ProcessLauncher : public ThreadSafeRefCounted<ProcessLauncher> { 40public: 41 class Client { 42 public: 43 virtual ~Client() { } 44 45 virtual void didFinishLaunching(ProcessLauncher*, IPC::Connection::Identifier) = 0; 46 }; 47 48 enum ProcessType { 49 WebProcess, 50#if ENABLE(NETSCAPE_PLUGIN_API) 51 PluginProcess, 52#endif 53#if ENABLE(NETWORK_PROCESS) 54 NetworkProcess, 55#endif 56#if ENABLE(DATABASE_PROCESS) 57 DatabaseProcess, 58#endif 59 }; 60 61 struct LaunchOptions { 62 ProcessType processType; 63 HashMap<String, String> extraInitializationData; 64#if OS(DARWIN) 65 static const cpu_type_t MatchCurrentArchitecture = 0; 66 cpu_type_t architecture; 67 bool executableHeap; 68 bool useXPC; 69#endif 70#if PLATFORM(EFL) || PLATFORM(GTK) 71#ifndef NDEBUG 72 String processCmdPrefix; 73#endif 74#endif 75 }; 76 77 static PassRefPtr<ProcessLauncher> create(Client* client, const LaunchOptions& launchOptions) 78 { 79 return adoptRef(new ProcessLauncher(client, launchOptions)); 80 } 81 82 bool isLaunching() const { return m_isLaunching; } 83 PlatformProcessIdentifier processIdentifier() const { return m_processIdentifier; } 84 85 void terminateProcess(); 86 void invalidate(); 87 88 static bool getProcessTypeFromString(const char*, ProcessType&); 89 static const char* processTypeAsString(ProcessType); 90 91private: 92 ProcessLauncher(Client*, const LaunchOptions& launchOptions); 93 94 void launchProcess(); 95 void didFinishLaunchingProcess(PlatformProcessIdentifier, IPC::Connection::Identifier); 96 97 void platformInvalidate(); 98 99 Client* m_client; 100 101 const LaunchOptions m_launchOptions; 102 bool m_isLaunching; 103 PlatformProcessIdentifier m_processIdentifier; 104}; 105 106} // namespace WebKit 107 108#endif // WebProcessLauncher_h 109