1/* 2 * Copyright (c) 2012 The Chromium Authors. All rights reserved. 3 * Use of this source code is governed by a BSD-style license that can be 4 * found in the LICENSE file. 5 */ 6 7#include "native_client/src/shared/imc/nacl_imc_c.h" 8#include "native_client/src/shared/platform/nacl_secure_random.h" 9#include "native_client/src/shared/platform/nacl_time.h" 10#include "native_client/src/trusted/desc/nrd_all_modules.h" 11 12#include "ppapi/native_client/src/trusted/plugin/module_ppapi.h" 13#include "ppapi/native_client/src/trusted/plugin/plugin.h" 14#include "ppapi/native_client/src/trusted/plugin/utility.h" 15 16namespace plugin { 17 18ModulePpapi::ModulePpapi() : pp::Module(), 19 init_was_successful_(false), 20 private_interface_(NULL) { 21 MODULE_PRINTF(("ModulePpapi::ModulePpapi (this=%p)\n", 22 static_cast<void*>(this))); 23} 24 25ModulePpapi::~ModulePpapi() { 26 if (init_was_successful_) { 27 NaClSrpcModuleFini(); 28 NaClNrdAllModulesFini(); 29 } 30 MODULE_PRINTF(("ModulePpapi::~ModulePpapi (this=%p)\n", 31 static_cast<void*>(this))); 32} 33 34bool ModulePpapi::Init() { 35 // Ask the browser for an interface which provides missing functions 36 private_interface_ = reinterpret_cast<const PPB_NaCl_Private*>( 37 GetBrowserInterface(PPB_NACL_PRIVATE_INTERFACE)); 38 39 if (NULL == private_interface_) { 40 MODULE_PRINTF(("ModulePpapi::Init failed: " 41 "GetBrowserInterface returned NULL\n")); 42 return false; 43 } 44 SetNaClInterface(private_interface_); 45 46#if NACL_LINUX || NACL_OSX 47 // Note that currently we do not need random numbers inside the 48 // NaCl trusted plugin on Unix, but NaClSecureRngModuleInit() is 49 // strict and will raise a fatal error unless we provide it with a 50 // /dev/urandom FD beforehand. 51 NaClSecureRngModuleSetUrandomFd(dup(private_interface_->UrandomFD())); 52#endif 53 54 // In the plugin, we don't need high resolution time of day. 55 NaClAllowLowResolutionTimeOfDay(); 56 NaClNrdAllModulesInit(); 57 NaClSrpcModuleInit(); 58 59#if NACL_WINDOWS 60 NaClSetBrokerDuplicateHandleFunc(private_interface_->BrokerDuplicateHandle); 61#endif 62 63 init_was_successful_ = true; 64 return true; 65} 66 67pp::Instance* ModulePpapi::CreateInstance(PP_Instance pp_instance) { 68 MODULE_PRINTF(("ModulePpapi::CreateInstance (pp_instance=%" NACL_PRId32 69 ")\n", 70 pp_instance)); 71 Plugin* plugin = new Plugin(pp_instance); 72 MODULE_PRINTF(("ModulePpapi::CreateInstance (return %p)\n", 73 static_cast<void* >(plugin))); 74 return plugin; 75} 76 77} // namespace plugin 78 79 80namespace pp { 81 82Module* CreateModule() { 83 MODULE_PRINTF(("CreateModule ()\n")); 84 return new plugin::ModulePpapi(); 85} 86 87} // namespace pp 88