cef/libcef_dll/sandbox/sandbox_win.cc

58 lines
1.8 KiB
C++

// Copyright 2013 The Chromium Embedded Framework Authors. Portions Copyright
// 2011 the Chromium Authors. All rights reserved. Use of this source code is
// governed by a BSD-style license that can be found in the LICENSE file.
#include "base/notreached.h"
#include "sandbox/win/src/sandbox.h"
#include "sandbox/win/src/sandbox_factory.h"
#include "cef/libcef/features/features.h"
#include "include/cef_sandbox_win.h"
namespace {
// From content/app/sandbox_helper_win.cc:
void InitializeSandboxInfo(sandbox::SandboxInterfaceInfo* info) {
info->broker_services = sandbox::SandboxFactory::GetBrokerServices();
if (info->broker_services) {
// Ensure the proper mitigations are enforced for the browser process.
info->broker_services->RatchetDownSecurityMitigations(
sandbox::MITIGATION_DEP | sandbox::MITIGATION_DEP_NO_ATL_THUNK |
sandbox::MITIGATION_HARDEN_TOKEN_IL_POLICY);
// Note: these mitigations are "post-startup". Some mitigations that need
// to be enabled sooner (e.g. MITIGATION_EXTENSION_POINT_DISABLE) are done
// so in Chrome_ELF.
} else {
info->target_services = sandbox::SandboxFactory::GetTargetServices();
}
}
} // namespace
void* cef_sandbox_info_create() {
sandbox::SandboxInterfaceInfo* info = new sandbox::SandboxInterfaceInfo();
memset(info, 0, sizeof(sandbox::SandboxInterfaceInfo));
InitializeSandboxInfo(info);
return info;
}
void cef_sandbox_info_destroy(void* sandbox_info) {
delete static_cast<sandbox::SandboxInterfaceInfo*>(sandbox_info);
}
#if BUILDFLAG(IS_CEF_SANDBOX_BUILD)
// Avoid bringing in partition_alloc dependencies.
namespace partition_alloc {
bool ReleaseReservation() {
DCHECK(false);
return false;
}
void TerminateBecauseOutOfMemory(size_t size) {
DCHECK(false);
}
} // namespace partition_alloc
#endif // BUILDFLAG(IS_CEF_SANDBOX_BUILD)