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// Copyright (c) 2006-2008 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_SRC_POLICY_BROKER_H__
#define SANDBOX_SRC_POLICY_BROKER_H__
namespace sandbox {
class InterceptionManager;
class TargetProcess;
// Sets up interceptions not controlled by explicit policies.
bool SetupBasicInterceptions(InterceptionManager* manager);
// Sets up imports from NTDLL for the given target process so the interceptions
// can work.
bool SetupNtdllImports(TargetProcess *child);
// This macro simply calls interception_manager.AddToPatchedFunctions with
// the given service to intercept (INTERCEPTION_SERVICE_CALL), and assumes that
// the interceptor is called "TargetXXX", where XXX is the name of the service.
// Note that exported_target is the actual exported name of the interceptor,
// following the calling convention of a service call (WINAPI = with the "C"
// underscore and the number of bytes to pop out of the stack)
#if SANDBOX_EXPORTS
#define INTERCEPT_NT(manager, service, exported_target) \
((&Target##service) ? \
manager->AddToPatchedFunctions(kNtdllName, #service, \
sandbox::INTERCEPTION_SERVICE_CALL, \
exported_target) : false)
#define INTERCEPT_EAT(manager, dll, function, exported_target) \
((&Target##function) ? \
manager->AddToPatchedFunctions(dll, #function, sandbox::INTERCEPTION_EAT, \
exported_target) : false)
#else
#define INTERCEPT_NT(manager, service, exported_target) \
manager->AddToPatchedFunctions(kNtdllName, #service, \
sandbox::INTERCEPTION_SERVICE_CALL, \
&Target##service)
#define INTERCEPT_EAT(manager, dll, function, exported_target) \
manager->AddToPatchedFunctions(dll, #function, sandbox::INTERCEPTION_EAT, \
&Target##function)
#endif
} // namespace sandbox
#endif // SANDBOX_SRC_POLICY_BROKER_H__
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