michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * vim: sw=4 ts=4 et :
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/plugins/PluginProcessParent.h"
michael@0: 
michael@0: #include "base/string_util.h"
michael@0: #include "base/process_util.h"
michael@0: 
michael@0: #include "mozilla/ipc/BrowserProcessSubThread.h"
michael@0: #include "mozilla/plugins/PluginMessageUtils.h"
michael@0: 
michael@0: using std::vector;
michael@0: using std::string;
michael@0: 
michael@0: using mozilla::ipc::BrowserProcessSubThread;
michael@0: using mozilla::ipc::GeckoChildProcessHost;
michael@0: using mozilla::plugins::PluginProcessParent;
michael@0: using base::ProcessArchitecture;
michael@0: 
michael@0: template<>
michael@0: struct RunnableMethodTraits<PluginProcessParent>
michael@0: {
michael@0:     static void RetainCallee(PluginProcessParent* obj) { }
michael@0:     static void ReleaseCallee(PluginProcessParent* obj) { }
michael@0: };
michael@0: 
michael@0: PluginProcessParent::PluginProcessParent(const std::string& aPluginFilePath) :
michael@0:     GeckoChildProcessHost(GeckoProcessType_Plugin),
michael@0:     mPluginFilePath(aPluginFilePath)
michael@0: {
michael@0: }
michael@0: 
michael@0: PluginProcessParent::~PluginProcessParent()
michael@0: {
michael@0: }
michael@0: 
michael@0: bool
michael@0: PluginProcessParent::Launch(int32_t timeoutMs)
michael@0: {
michael@0:     ProcessArchitecture currentArchitecture = base::GetCurrentProcessArchitecture();
michael@0:     uint32_t containerArchitectures = GetSupportedArchitecturesForProcessType(GeckoProcessType_Plugin);
michael@0: 
michael@0:     uint32_t pluginLibArchitectures = currentArchitecture;
michael@0: #ifdef XP_MACOSX
michael@0:     nsresult rv = GetArchitecturesForBinary(mPluginFilePath.c_str(), &pluginLibArchitectures);
michael@0:     if (NS_FAILED(rv)) {
michael@0:         // If the call failed just assume that we want the current architecture.
michael@0:         pluginLibArchitectures = currentArchitecture;
michael@0:     }
michael@0: #endif
michael@0: 
michael@0:     ProcessArchitecture selectedArchitecture = currentArchitecture;
michael@0:     if (!(pluginLibArchitectures & containerArchitectures & currentArchitecture)) {
michael@0:         // Prefererence in order: x86_64, i386, PPC. The only particularly important thing
michael@0:         // about this order is that we'll prefer 64-bit architectures first.
michael@0:         if (base::PROCESS_ARCH_X86_64 & pluginLibArchitectures & containerArchitectures) {
michael@0:             selectedArchitecture = base::PROCESS_ARCH_X86_64;
michael@0:         }
michael@0:         else if (base::PROCESS_ARCH_I386 & pluginLibArchitectures & containerArchitectures) {
michael@0:             selectedArchitecture = base::PROCESS_ARCH_I386;
michael@0:         }
michael@0:         else if (base::PROCESS_ARCH_PPC & pluginLibArchitectures & containerArchitectures) {
michael@0:             selectedArchitecture = base::PROCESS_ARCH_PPC;
michael@0:         }
michael@0:         else if (base::PROCESS_ARCH_ARM & pluginLibArchitectures & containerArchitectures) {
michael@0:           selectedArchitecture = base::PROCESS_ARCH_ARM;
michael@0:         }
michael@0:         else {
michael@0:             return false;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     vector<string> args;
michael@0:     args.push_back(MungePluginDsoPath(mPluginFilePath));
michael@0:     return SyncLaunch(args, timeoutMs, selectedArchitecture);
michael@0: }
michael@0: 
michael@0: void
michael@0: PluginProcessParent::Delete()
michael@0: {
michael@0:   MessageLoop* currentLoop = MessageLoop::current();
michael@0:   MessageLoop* ioLoop = XRE_GetIOMessageLoop();
michael@0: 
michael@0:   if (currentLoop == ioLoop) {
michael@0:       delete this;
michael@0:       return;
michael@0:   }
michael@0: 
michael@0:   ioLoop->PostTask(FROM_HERE,
michael@0:                    NewRunnableMethod(this, &PluginProcessParent::Delete));
michael@0: }