gecko/dom/media/gmp/GMPProcessParent.cpp

91 lines
2.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=2 et :
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "GMPProcessParent.h"
#include "GMPUtils.h"
#include "nsIFile.h"
#include "nsIRunnable.h"
#include "base/string_util.h"
#include "base/process_util.h"
#include <string>
using std::vector;
using std::string;
using mozilla::gmp::GMPProcessParent;
using mozilla::ipc::GeckoChildProcessHost;
using base::ProcessArchitecture;
template<>
struct RunnableMethodTraits<GMPProcessParent>
{
static void RetainCallee(GMPProcessParent* obj) { }
static void ReleaseCallee(GMPProcessParent* obj) { }
};
namespace mozilla {
namespace gmp {
GMPProcessParent::GMPProcessParent(const std::string& aGMPPath)
: GeckoChildProcessHost(GeckoProcessType_GMPlugin),
mGMPPath(aGMPPath)
{
MOZ_COUNT_CTOR(GMPProcessParent);
}
GMPProcessParent::~GMPProcessParent()
{
MOZ_COUNT_DTOR(GMPProcessParent);
}
bool
GMPProcessParent::Launch(int32_t aTimeoutMs)
{
nsCOMPtr<nsIFile> path;
if (!GetEMEVoucherPath(getter_AddRefs(path))) {
NS_WARNING("GMPProcessParent can't get EME voucher path!");
return false;
}
nsAutoCString voucherPath;
path->GetNativePath(voucherPath);
vector<string> args;
args.push_back(mGMPPath);
args.push_back(string(voucherPath.BeginReading(), voucherPath.EndReading()));
#if defined(XP_WIN) && defined(MOZ_SANDBOX)
std::wstring wGMPPath = UTF8ToWide(mGMPPath.c_str());
mAllowedFilesRead.push_back(wGMPPath + L"\\*");
#endif
return SyncLaunch(args, aTimeoutMs, base::GetCurrentProcessArchitecture());
}
void
GMPProcessParent::Delete(nsCOMPtr<nsIRunnable> aCallback)
{
mDeletedCallback = aCallback;
XRE_GetIOMessageLoop()->PostTask(FROM_HERE, NewRunnableMethod(this, &GMPProcessParent::DoDelete));
}
void
GMPProcessParent::DoDelete()
{
MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop());
Join();
if (mDeletedCallback) {
mDeletedCallback->Run();
}
delete this;
}
} // namespace gmp
} // namespace mozilla