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| 1 /* | |
| 2 * Copyright 2008 The Native Client Authors. All rights reserved. | |
| 3 * Use of this source code is governed by a BSD-style license that can | |
| 4 * be found in the LICENSE file. | |
| 5 */ | |
| 6 | |
| 7 // A class containing information regarding a socket connection to a | |
| 8 // service runtime instance. | |
| 9 | |
| 10 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_SRPC_SERVICE_RUNTIME_H_ | |
| 11 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_SRPC_SERVICE_RUNTIME_H_ | |
| 12 | |
| 13 #include "native_client/src/include/nacl_macros.h" | |
| 14 #include "native_client/src/include/nacl_string.h" | |
| 15 #include "native_client/src/shared/imc/nacl_imc.h" | |
| 16 #include "native_client/src/trusted/plugin/srpc/utility.h" | |
| 17 | |
| 18 namespace nacl { | |
| 19 class DescWrapper; | |
| 20 struct SelLdrLauncher; | |
| 21 } // namespace | |
| 22 | |
| 23 | |
| 24 namespace plugin { | |
| 25 | |
| 26 class BrowserInterface; | |
| 27 class ConnectedSocket; | |
| 28 class Plugin; | |
| 29 class SocketAddress; | |
| 30 class SrtSocket; | |
| 31 class ScriptableHandle; | |
| 32 | |
| 33 // ServiceRuntime abstracts a NativeClient sel_ldr instance. | |
| 34 class ServiceRuntime { | |
| 35 public: | |
| 36 // TODO(sehr): This class should also implement factory methods, using the | |
| 37 // current contents of the Start methods below. | |
| 38 ServiceRuntime(BrowserInterface* browser_interface, Plugin* plugin); | |
| 39 // The destructor terminates the sel_ldr process. | |
| 40 ~ServiceRuntime(); | |
| 41 | |
| 42 // The constructor is passed the name of the nacl_file (from the | |
| 43 // browser cache, typically). It spawns a sel_ldr instance and establishes | |
| 44 // a ConnectedSocket to it. | |
| 45 bool Start(const char* nacl_file); | |
| 46 bool Start(const char* url, nacl::DescWrapper *); | |
| 47 | |
| 48 bool Kill(); | |
| 49 bool Log(int severity, nacl::string msg); | |
| 50 ScriptableHandle* default_socket_address() const; | |
| 51 ScriptableHandle* default_socket() const; | |
| 52 ScriptableHandle* GetSocketAddress(Plugin* plugin, nacl::Handle channel); | |
| 53 Plugin* plugin() const { return plugin_; } | |
| 54 void Shutdown(); | |
| 55 | |
| 56 // We need two IMC sockets rather than one because IMC sockets are | |
| 57 // not full-duplex on Windows. | |
| 58 // See http://code.google.com/p/nativeclient/issues/detail?id=690. | |
| 59 // TODO(mseaborn): We should not have to work around this. | |
| 60 nacl::DescWrapper* async_receive_desc; | |
| 61 nacl::DescWrapper* async_send_desc; | |
| 62 | |
| 63 private: | |
| 64 NACL_DISALLOW_COPY_AND_ASSIGN(ServiceRuntime); | |
| 65 bool InitCommunication(nacl::DescWrapper*); | |
| 66 BrowserInterface* browser_interface_; | |
| 67 ScriptableHandle* default_socket_address_; | |
| 68 ScriptableHandle* default_socket_; | |
| 69 Plugin* plugin_; | |
| 70 SrtSocket* runtime_channel_; | |
| 71 nacl::SelLdrLauncher* subprocess_; | |
| 72 }; | |
| 73 | |
| 74 } // namespace plugin | |
| 75 | |
| 76 #endif // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_SRPC_SERVICE_RUNTIME_H_ | |
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