зеркало из https://github.com/mozilla/gecko-dev.git
106 строки
2.9 KiB
C++
106 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et :
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GMPProcessParent.h"
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#include "GMPUtils.h"
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#include "nsIFile.h"
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#include "nsIRunnable.h"
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#if defined(XP_WIN) && defined(MOZ_SANDBOX)
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#include "WinUtils.h"
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#endif
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#include "GMPLog.h"
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#include "base/string_util.h"
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#include "base/process_util.h"
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#include <string>
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using std::vector;
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using std::string;
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using mozilla::gmp::GMPProcessParent;
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using mozilla::ipc::GeckoChildProcessHost;
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namespace mozilla {
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namespace gmp {
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GMPProcessParent::GMPProcessParent(const std::string& aGMPPath)
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: GeckoChildProcessHost(GeckoProcessType_GMPlugin),
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mGMPPath(aGMPPath)
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{
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MOZ_COUNT_CTOR(GMPProcessParent);
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}
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GMPProcessParent::~GMPProcessParent()
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{
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MOZ_COUNT_DTOR(GMPProcessParent);
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}
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bool
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GMPProcessParent::Launch(int32_t aTimeoutMs)
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{
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vector<string> args;
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#if defined(XP_WIN) && defined(MOZ_SANDBOX)
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std::wstring wGMPPath = UTF8ToWide(mGMPPath.c_str());
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// The sandbox doesn't allow file system rules where the paths contain
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// symbolic links or junction points. Sometimes the Users folder has been
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// moved to another drive using a junction point, so allow for this specific
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// case. See bug 1236680 for details.
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if (!widget::WinUtils::ResolveJunctionPointsAndSymLinks(wGMPPath)) {
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GMP_LOG("ResolveJunctionPointsAndSymLinks failed for GMP path=%S",
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wGMPPath.c_str());
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NS_WARNING("ResolveJunctionPointsAndSymLinks failed for GMP path.");
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return false;
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}
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GMP_LOG("GMPProcessParent::Launch() resolved path to %S", wGMPPath.c_str());
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// If the GMP path is a network path that is not mapped to a drive letter,
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// then we need to fix the path format for the sandbox rule.
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wchar_t volPath[MAX_PATH];
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if (::GetVolumePathNameW(wGMPPath.c_str(), volPath, MAX_PATH) &&
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::GetDriveTypeW(volPath) == DRIVE_REMOTE &&
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wGMPPath.compare(0, 2, L"\\\\") == 0) {
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std::wstring sandboxGMPPath(wGMPPath);
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sandboxGMPPath.insert(1, L"??\\UNC");
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mAllowedFilesRead.push_back(sandboxGMPPath + L"\\*");
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} else {
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mAllowedFilesRead.push_back(wGMPPath + L"\\*");
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}
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args.push_back(WideToUTF8(wGMPPath));
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#else
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args.push_back(mGMPPath);
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#endif
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return SyncLaunch(args, aTimeoutMs);
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}
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void
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GMPProcessParent::Delete(nsCOMPtr<nsIRunnable> aCallback)
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{
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mDeletedCallback = aCallback;
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XRE_GetIOMessageLoop()->PostTask(NewNonOwningRunnableMethod(
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"gmp::GMPProcessParent::DoDelete", this, &GMPProcessParent::DoDelete));
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}
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void
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GMPProcessParent::DoDelete()
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{
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MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop());
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Join();
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if (mDeletedCallback) {
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mDeletedCallback->Run();
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}
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delete this;
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}
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} // namespace gmp
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} // namespace mozilla
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