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// Copyright (c) 2012 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.
#ifndef SANDBOX_WIN_SRC_BROKER_SERVICES_H_
#define SANDBOX_WIN_SRC_BROKER_SERVICES_H_
#include <list>
#include <map>
#include <memory>
#include <set>
#include <utility>
#include "base/compiler_specific.h"
#include "base/environment.h"
#include "base/macros.h"
#include "base/memory/scoped_refptr.h"
#include "base/win/scoped_handle.h"
#include "sandbox/win/src/crosscall_server.h"
#include "sandbox/win/src/job.h"
#include "sandbox/win/src/sandbox.h"
#include "sandbox/win/src/sharedmem_ipc_server.h"
#include "sandbox/win/src/win2k_threadpool.h"
#include "sandbox/win/src/win_utils.h"
namespace sandbox {
// BrokerServicesBase ---------------------------------------------------------
// Broker implementation version 0
//
// This is an implementation of the interface BrokerServices and
// of the associated TargetProcess interface. In this implementation
// TargetProcess is a friend of BrokerServices where the later manages a
// collection of the former.
class BrokerServicesBase final : public BrokerServices,
public SingletonBase<BrokerServicesBase> {
public:
BrokerServicesBase();
~BrokerServicesBase();
// BrokerServices interface.
ResultCode Init() override;
scoped_refptr<TargetPolicy> CreatePolicy() override;
ResultCode SpawnTarget(const wchar_t* exe_path,
const wchar_t* command_line,
base::EnvironmentMap& env_map,
scoped_refptr<TargetPolicy> policy,
ResultCode* last_warning,
DWORD* last_error,
PROCESS_INFORMATION* target) override;
ResultCode WaitForAllTargets() override;
ResultCode GetPolicyDiagnostics(
std::unique_ptr<PolicyDiagnosticsReceiver> receiver) override;
bool DeriveCapabilitySidFromName(const wchar_t* name, PSID derived_sid,
DWORD sid_buffer_length) override;
private:
// The routine that the worker thread executes. It is in charge of
// notifications and cleanup-related tasks.
static DWORD WINAPI TargetEventsThread(PVOID param);
// The completion port used by the job objects to communicate events to
// the worker thread.
base::win::ScopedHandle job_port_;
// Handle to a manual-reset event that is signaled when the total target
// process count reaches zero.
base::win::ScopedHandle no_targets_;
// Handle to the worker thread that reacts to job notifications.
base::win::ScopedHandle job_thread_;
// Provides a pool of threads that are used to wait on the IPC calls.
std::unique_ptr<ThreadProvider> thread_pool_;
DISALLOW_COPY_AND_ASSIGN(BrokerServicesBase);
};
} // namespace sandbox
#endif // SANDBOX_WIN_SRC_BROKER_SERVICES_H_
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