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1 /* |
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2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package sun.security.ssl; |
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27 |
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28 import java.io.IOException; |
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29 import java.nio.ByteBuffer; |
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30 import sun.security.ssl.SSLHandshake.HandshakeMessage; |
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31 |
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32 /** |
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33 * Pack of the ServerHelloDone handshake message. |
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34 */ |
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35 final class ServerHelloDone { |
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36 static final SSLConsumer handshakeConsumer = |
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37 new ServerHelloDoneConsumer(); |
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38 static final HandshakeProducer handshakeProducer = |
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39 new ServerHelloDoneProducer(); |
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40 |
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41 /** |
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42 * The ServerHelloDone handshake message. |
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43 */ |
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44 static final class ServerHelloDoneMessage extends HandshakeMessage { |
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45 ServerHelloDoneMessage(HandshakeContext handshakeContext) { |
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46 super(handshakeContext); |
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47 } |
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48 |
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49 ServerHelloDoneMessage(HandshakeContext handshakeContext, |
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50 ByteBuffer m) throws IOException { |
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51 super(handshakeContext); |
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52 if (m.hasRemaining()) { |
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53 handshakeContext.conContext.fatal(Alert.ILLEGAL_PARAMETER, |
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54 "Error parsing ServerHelloDone message: not empty"); |
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55 } |
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56 } |
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57 |
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58 @Override |
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59 public SSLHandshake handshakeType() { |
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60 return SSLHandshake.SERVER_HELLO_DONE; |
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61 } |
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62 |
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63 @Override |
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64 public int messageLength() { |
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65 return 0; |
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66 } |
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67 |
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68 @Override |
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69 public void send(HandshakeOutStream s) throws IOException { |
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70 // empty, nothing to send |
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71 } |
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72 |
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73 @Override |
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74 public String toString() { |
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75 return "<empty>"; |
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76 } |
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77 } |
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78 |
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79 /** |
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80 * The "ServerHelloDone" handshake message producer. |
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81 */ |
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82 private static final |
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83 class ServerHelloDoneProducer implements HandshakeProducer { |
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84 // Prevent instantiation of this class. |
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85 private ServerHelloDoneProducer() { |
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86 // blank |
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87 } |
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88 |
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89 @Override |
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90 public byte[] produce(ConnectionContext context, |
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91 HandshakeMessage message) throws IOException { |
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92 // The producing happens in server side only. |
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93 ServerHandshakeContext shc = (ServerHandshakeContext)context; |
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94 |
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95 ServerHelloDoneMessage shdm = new ServerHelloDoneMessage(shc); |
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96 if (SSLLogger.isOn && SSLLogger.isOn("ssl,handshake")) { |
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97 SSLLogger.fine( |
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98 "Produced ServerHelloDone handshake message", shdm); |
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99 } |
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100 |
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101 // Output the handshake message. |
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102 shdm.write(shc.handshakeOutput); |
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103 shc.handshakeOutput.flush(); |
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104 |
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105 // |
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106 // update |
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107 // |
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108 shc.handshakeConsumers.put(SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
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109 SSLHandshake.CLIENT_KEY_EXCHANGE); |
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110 shc.conContext.consumers.put(ContentType.CHANGE_CIPHER_SPEC.id, |
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111 ChangeCipherSpec.t10Consumer); |
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112 shc.handshakeConsumers.put(SSLHandshake.FINISHED.id, |
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113 SSLHandshake.FINISHED); |
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114 |
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115 // The handshake message has been delivered. |
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116 return null; |
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117 } |
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118 } |
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119 |
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120 /** |
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121 * The "ServerHelloDone" handshake message consumer. |
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122 */ |
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123 private static final |
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124 class ServerHelloDoneConsumer implements SSLConsumer { |
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125 // Prevent instantiation of this class. |
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126 private ServerHelloDoneConsumer() { |
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127 // blank |
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128 } |
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129 |
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130 @Override |
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131 public void consume(ConnectionContext context, |
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132 ByteBuffer message) throws IOException { |
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133 // The consuming happens in client side only. |
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134 ClientHandshakeContext chc = (ClientHandshakeContext)context; |
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135 |
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136 // clean up this consumer |
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137 chc.handshakeConsumers.clear(); |
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138 |
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139 ServerHelloDoneMessage shdm = |
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140 new ServerHelloDoneMessage(chc, message); |
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141 if (SSLLogger.isOn && SSLLogger.isOn("ssl,handshake")) { |
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142 SSLLogger.fine( |
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143 "Consuming ServerHelloDone handshake message", shdm); |
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144 } |
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145 |
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146 // |
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147 // validate |
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148 // |
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149 // blank |
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150 |
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151 // |
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152 // update |
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153 // |
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154 chc.handshakeProducers.put(SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
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155 SSLHandshake.CLIENT_KEY_EXCHANGE); |
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156 chc.handshakeProducers.put(SSLHandshake.FINISHED.id, |
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157 SSLHandshake.FINISHED); |
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158 // |
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159 // produce |
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160 // |
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161 SSLHandshake[] probableHandshakeMessages = new SSLHandshake[] { |
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162 // full handshake messages |
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163 SSLHandshake.CERTIFICATE, |
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164 SSLHandshake.CLIENT_KEY_EXCHANGE, |
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165 SSLHandshake.CERTIFICATE_VERIFY, |
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166 SSLHandshake.FINISHED |
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167 }; |
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168 |
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169 for (SSLHandshake hs : probableHandshakeMessages) { |
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170 HandshakeProducer handshakeProducer = |
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171 chc.handshakeProducers.remove(hs.id); |
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172 if (handshakeProducer != null) { |
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173 handshakeProducer.produce(context, null); |
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174 } |
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175 } |
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176 } |
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177 } |
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178 } |