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62 lines
2.1 KiB
62 lines
2.1 KiB
/* |
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* Copyright (C) 2014 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef NETD_SERVER_VIRTUAL_NETWORK_H |
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#define NETD_SERVER_VIRTUAL_NETWORK_H |
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#include <set> |
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#include "Network.h" |
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#include "UidRanges.h" |
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namespace android { |
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namespace net { |
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// A VirtualNetwork may be "secure" or not. |
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// |
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// A secure VPN is the usual type of VPN that grabs the default route (and thus all user traffic). |
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// Only a few privileged UIDs may skip the VPN and go directly to the underlying physical network. |
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// |
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// A non-secure VPN ("bypassable" VPN) also grabs all user traffic by default. But all apps are |
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// permitted to skip it and pick any other network for their connections. |
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class VirtualNetwork : public Network { |
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public: |
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VirtualNetwork(unsigned netId, bool secure); |
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virtual ~VirtualNetwork(); |
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bool isSecure() const; |
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bool appliesToUser(uid_t uid) const; |
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int addUsers(const UidRanges& uidRanges, |
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const std::set<uid_t>& protectableUsers) WARN_UNUSED_RESULT; |
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int removeUsers(const UidRanges& uidRanges, |
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const std::set<uid_t>& protectableUsers) WARN_UNUSED_RESULT; |
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private: |
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Type getType() const override; |
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int addInterface(const std::string& interface) override WARN_UNUSED_RESULT; |
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int removeInterface(const std::string& interface) override WARN_UNUSED_RESULT; |
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int maybeCloseSockets(bool add, const UidRanges& uidRanges, |
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const std::set<uid_t>& protectableUsers); |
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const bool mSecure; |
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UidRanges mUidRanges; |
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}; |
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} // namespace net |
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} // namespace android |
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#endif // NETD_SERVER_VIRTUAL_NETWORK_H
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