gecko-dev/dom/plugins/PluginProcessParent.cpp

128 строки
4.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: sw=4 ts=4 et :
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Plugin App.
*
* The Initial Developer of the Original Code is
* Ben Turner <bent.mozilla@gmail.com>.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Chris Jones <jones.chris.g@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "mozilla/plugins/PluginProcessParent.h"
#include "base/string_util.h"
#include "base/process_util.h"
#include "mozilla/ipc/BrowserProcessSubThread.h"
#include "mozilla/plugins/PluginMessageUtils.h"
using std::vector;
using std::string;
using mozilla::ipc::BrowserProcessSubThread;
using mozilla::ipc::GeckoChildProcessHost;
using mozilla::plugins::PluginProcessParent;
using base::ProcessArchitecture;
template<>
struct RunnableMethodTraits<PluginProcessParent>
{
static void RetainCallee(PluginProcessParent* obj) { }
static void ReleaseCallee(PluginProcessParent* obj) { }
};
PluginProcessParent::PluginProcessParent(const std::string& aPluginFilePath) :
GeckoChildProcessHost(GeckoProcessType_Plugin),
mPluginFilePath(aPluginFilePath)
{
}
PluginProcessParent::~PluginProcessParent()
{
}
bool
PluginProcessParent::Launch(PRInt32 timeoutMs)
{
ProcessArchitecture currentArchitecture = base::GetCurrentProcessArchitecture();
uint32 containerArchitectures = GetSupportedArchitecturesForProcessType(GeckoProcessType_Plugin);
uint32 pluginLibArchitectures = currentArchitecture;
#ifdef XP_MACOSX
nsresult rv = GetArchitecturesForBinary(mPluginFilePath.c_str(), &pluginLibArchitectures);
if (NS_FAILED(rv)) {
// If the call failed just assume that we want the current architecture.
pluginLibArchitectures = currentArchitecture;
}
#endif
ProcessArchitecture selectedArchitecture = currentArchitecture;
if (!(pluginLibArchitectures & containerArchitectures & currentArchitecture)) {
// Prefererence in order: x86_64, i386, PPC. The only particularly important thing
// about this order is that we'll prefer 64-bit architectures first.
if (base::PROCESS_ARCH_X86_64 & pluginLibArchitectures & containerArchitectures) {
selectedArchitecture = base::PROCESS_ARCH_X86_64;
}
else if (base::PROCESS_ARCH_I386 & pluginLibArchitectures & containerArchitectures) {
selectedArchitecture = base::PROCESS_ARCH_I386;
}
else if (base::PROCESS_ARCH_PPC & pluginLibArchitectures & containerArchitectures) {
selectedArchitecture = base::PROCESS_ARCH_PPC;
}
else if (base::PROCESS_ARCH_ARM & pluginLibArchitectures & containerArchitectures) {
selectedArchitecture = base::PROCESS_ARCH_ARM;
}
else {
return false;
}
}
vector<string> args;
args.push_back(MungePluginDsoPath(mPluginFilePath));
return SyncLaunch(args, timeoutMs, selectedArchitecture);
}
void
PluginProcessParent::Delete()
{
MessageLoop* currentLoop = MessageLoop::current();
MessageLoop* ioLoop = XRE_GetIOMessageLoop();
if (currentLoop == ioLoop) {
delete this;
return;
}
ioLoop->PostTask(FROM_HERE,
NewRunnableMethod(this, &PluginProcessParent::Delete));
}