1 /* 2 * Copyright (c) 2017, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 13 * * Neither the name of The Linux Foundation nor the names of its 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 #ifndef _CT_UPDATE_AMBASSADOR_H_ 30 #define _CT_UPDATE_AMBASSADOR_H_ 31 /* External Includes */ 32 #include <hidl/HidlTransportSupport.h> 33 34 /* HIDL Includes */ 35 #include <android/hardware/tetheroffload/control/1.0/ITetheringOffloadCallback.h> 36 37 /* Internal Includes */ 38 #include "IOffloadManager.h" 39 40 /* Namespace pollution avoidance */ 41 using ::android::hardware::tetheroffload::control::V1_0::ITetheringOffloadCallback; 42 using ::android::hardware::tetheroffload::control::V1_0::NetworkProtocol; 43 using HALIpAddrPortPair = ::android::hardware::tetheroffload::control::V1_0::IPv4AddrPortPair; 44 using HALNatTimeoutUpdate = ::android::hardware::tetheroffload::control::V1_0::NatTimeoutUpdate; 45 46 using IpaIpAddrPortPair = ::IOffloadManager::ConntrackTimeoutUpdater::IpAddrPortPair; 47 using IpaNatTimeoutUpdate = ::IOffloadManager::ConntrackTimeoutUpdater::NatTimeoutUpdate; 48 using IpaL4Protocol = ::IOffloadManager::ConntrackTimeoutUpdater::L4Protocol; 49 50 51 class CtUpdateAmbassador : public IOffloadManager::ConntrackTimeoutUpdater { 52 public: 53 CtUpdateAmbassador(const ::android::sp<ITetheringOffloadCallback>& /* cb */); 54 /* ------------------- CONNTRACK TIMEOUT UPDATER ------------------------ */ 55 void updateTimeout(IpaNatTimeoutUpdate /* update */); 56 private: 57 static bool translate(IpaNatTimeoutUpdate /* in */, HALNatTimeoutUpdate& /* out */); 58 static bool translate(IpaIpAddrPortPair /* in */, HALIpAddrPortPair& /* out */); 59 static bool L4ToNetwork(IpaL4Protocol /* in */, NetworkProtocol& /* out */); 60 const ::android::sp<ITetheringOffloadCallback>& mFramework; 61 }; /* CtUpdateAmbassador */ 62 #endif /* _CT_UPDATE_AMBASSADOR_H_ */
