122 lines
4.4 KiB
Java
122 lines
4.4 KiB
Java
/*
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* Copyright (C) 2011 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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package com.android.settings.vpn2;
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import java.nio.charset.Charsets;
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/**
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* Parcel-like entity class for VPN profiles. To keep things simple, all
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* fields are package private. Methods are provided for serialization, so
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* storage can be implemented easily. Two rules are set for this class.
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* First, all fields must be kept non-null. Second, always make a copy
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* using clone() before modifying.
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*/
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class VpnProfile implements Cloneable {
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// Match these constants with R.array.vpn_types.
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static final int TYPE_PPTP = 0;
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static final int TYPE_L2TP_IPSEC_PSK = 1;
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static final int TYPE_L2TP_IPSEC_RSA = 2;
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static final int TYPE_IPSEC_XAUTH_PSK = 3;
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static final int TYPE_IPSEC_XAUTH_RSA = 4;
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static final int TYPE_IPSEC_HYBRID_RSA = 5;
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static final int TYPE_MAX = 5;
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// Entity fields.
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final String key; // -1
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String name = ""; // 0
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int type = TYPE_PPTP; // 1
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String server = ""; // 2
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String username = ""; // 3
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String password = ""; // 4
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String dnsServers = ""; // 5
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String searchDomains = ""; // 6
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String routes = ""; // 7
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boolean mppe = true; // 8
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String l2tpSecret = ""; // 9
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String ipsecIdentifier = "";// 10
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String ipsecSecret = ""; // 11
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String ipsecUserCert = ""; // 12
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String ipsecCaCert = ""; // 13
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String ipsecServerCert = "";// 14
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// Helper fields.
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boolean saveLogin = false;
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VpnProfile(String key) {
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this.key = key;
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}
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static VpnProfile decode(String key, byte[] value) {
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try {
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if (key == null) {
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return null;
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}
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String[] values = new String(value, Charsets.UTF_8).split("\0", -1);
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// There can be 14 or 15 values in ICS MR1.
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if (values.length < 14 || values.length > 15) {
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return null;
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}
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VpnProfile profile = new VpnProfile(key);
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profile.name = values[0];
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profile.type = Integer.valueOf(values[1]);
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if (profile.type < 0 || profile.type > TYPE_MAX) {
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return null;
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}
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profile.server = values[2];
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profile.username = values[3];
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profile.password = values[4];
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profile.dnsServers = values[5];
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profile.searchDomains = values[6];
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profile.routes = values[7];
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profile.mppe = Boolean.valueOf(values[8]);
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profile.l2tpSecret = values[9];
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profile.ipsecIdentifier = values[10];
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profile.ipsecSecret = values[11];
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profile.ipsecUserCert = values[12];
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profile.ipsecCaCert = values[13];
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profile.ipsecServerCert = (values.length > 14) ? values[14] : "";
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profile.saveLogin = !profile.username.isEmpty() || !profile.password.isEmpty();
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return profile;
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} catch (Exception e) {
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// ignore
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}
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return null;
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}
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byte[] encode() {
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StringBuilder builder = new StringBuilder(name);
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builder.append('\0').append(type);
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builder.append('\0').append(server);
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builder.append('\0').append(saveLogin ? username : "");
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builder.append('\0').append(saveLogin ? password : "");
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builder.append('\0').append(dnsServers);
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builder.append('\0').append(searchDomains);
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builder.append('\0').append(routes);
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builder.append('\0').append(mppe);
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builder.append('\0').append(l2tpSecret);
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builder.append('\0').append(ipsecIdentifier);
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builder.append('\0').append(ipsecSecret);
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builder.append('\0').append(ipsecUserCert);
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builder.append('\0').append(ipsecCaCert);
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builder.append('\0').append(ipsecServerCert);
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return builder.toString().getBytes(Charsets.UTF_8);
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}
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}
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