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| 1 | +/* | |
| 2 | + * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.security.ssl; | |
| 27 | + | |
| 28 | +import java.io.PrintStream; | |
| 29 | +import java.security.AccessController; | |
| 30 | +import java.util.Locale; | |
| 31 | + | |
| 32 | +import sun.security.action.GetPropertyAction; | |
| 33 | + | |
| 34 | +/** | |
| 35 | + * This class has be shamefully lifted from sun.security.util.Debug | |
| 36 | + * | |
| 37 | + * @author Gary Ellison | |
| 38 | + */ | |
| 39 | +public class Debug { | |
| 40 | + | |
| 41 | + private String prefix; | |
| 42 | + | |
| 43 | + private static String args; | |
| 44 | + | |
| 45 | + static { | |
| 46 | + args = java.security.AccessController.doPrivileged( | |
| 47 | + new GetPropertyAction("javax.net.debug", "")); | |
| 48 | + args = args.toLowerCase(Locale.ENGLISH); | |
| 49 | + if (args.equals("help")) { | |
| 50 | + Help(); | |
| 51 | + } | |
| 52 | + } | |
| 53 | + | |
| 54 | + public static void Help() | |
| 55 | + { | |
| 56 | + System.err.println(); | |
| 57 | + System.err.println("all turn on all debugging"); | |
| 58 | + System.err.println("ssl turn on ssl debugging"); | |
| 59 | + System.err.println(); | |
| 60 | + System.err.println("The following can be used with ssl:"); | |
| 61 | + System.err.println("\trecord enable per-record tracing"); | |
| 62 | + System.err.println("\thandshake print each handshake message"); | |
| 63 | + System.err.println("\tkeygen print key generation data"); | |
| 64 | + System.err.println("\tsession print session activity"); | |
| 65 | + System.err.println("\tdefaultctx print default SSL initialization"); | |
| 66 | + System.err.println("\tsslctx print SSLContext tracing"); | |
| 67 | + System.err.println("\tsessioncache print session cache tracing"); | |
| 68 | + System.err.println("\tkeymanager print key manager tracing"); | |
| 69 | + System.err.println("\ttrustmanager print trust manager tracing"); | |
| 70 | + System.err.println("\tpluggability print pluggability tracing"); | |
| 71 | + System.err.println(); | |
| 72 | + System.err.println("\thandshake debugging can be widened with:"); | |
| 73 | + System.err.println("\tdata hex dump of each handshake message"); | |
| 74 | + System.err.println("\tverbose verbose handshake message printing"); | |
| 75 | + System.err.println(); | |
| 76 | + System.err.println("\trecord debugging can be widened with:"); | |
| 77 | + System.err.println("\tplaintext hex dump of record plaintext"); | |
| 78 | + System.err.println("\tpacket print raw SSL/TLS packets"); | |
| 79 | + System.err.println(); | |
| 80 | + System.exit(0); | |
| 81 | + } | |
| 82 | + | |
| 83 | + /** | |
| 84 | + * Get a Debug object corresponding to whether or not the given | |
| 85 | + * option is set. Set the prefix to be the same as option. | |
| 86 | + */ | |
| 87 | + | |
| 88 | + public static Debug getInstance(String option) | |
| 89 | + { | |
| 90 | + return getInstance(option, option); | |
| 91 | + } | |
| 92 | + | |
| 93 | + /** | |
| 94 | + * Get a Debug object corresponding to whether or not the given | |
| 95 | + * option is set. Set the prefix to be prefix. | |
| 96 | + */ | |
| 97 | + public static Debug getInstance(String option, String prefix) | |
| 98 | + { | |
| 99 | + if (isOn(option)) { | |
| 100 | + Debug d = new Debug(); | |
| 101 | + d.prefix = prefix; | |
| 102 | + return d; | |
| 103 | + } else { | |
| 104 | + return null; | |
| 105 | + } | |
| 106 | + } | |
| 107 | + | |
| 108 | + /** | |
| 109 | + * True if the property "javax.net.debug" contains the | |
| 110 | + * string "option". | |
| 111 | + */ | |
| 112 | + public static boolean isOn(String option) | |
| 113 | + { | |
| 114 | + if (args == null) { | |
| 115 | + return false; | |
| 116 | + } else { | |
| 117 | + int n = 0; | |
| 118 | + option = option.toLowerCase(Locale.ENGLISH); | |
| 119 | + | |
| 120 | + if (args.indexOf("all") != -1) { | |
| 121 | + return true; | |
| 122 | + } else if ((n = args.indexOf("ssl")) != -1) { | |
| 123 | + if (args.indexOf("sslctx", n) == -1) { | |
| 124 | + // don't enable data and plaintext options by default | |
| 125 | + if (!(option.equals("data") | |
| 126 | + || option.equals("packet") | |
| 127 | + || option.equals("plaintext"))) { | |
| 128 | + return true; | |
| 129 | + } | |
| 130 | + } | |
| 131 | + } | |
| 132 | + return (args.indexOf(option) != -1); | |
| 133 | + } | |
| 134 | + } | |
| 135 | + | |
| 136 | + /** | |
| 137 | + * print a message to stderr that is prefixed with the prefix | |
| 138 | + * created from the call to getInstance. | |
| 139 | + */ | |
| 140 | + | |
| 141 | + public void println(String message) | |
| 142 | + { | |
| 143 | + System.err.println(prefix + ": "+message); | |
| 144 | + } | |
| 145 | + | |
| 146 | + /** | |
| 147 | + * print a blank line to stderr that is prefixed with the prefix. | |
| 148 | + */ | |
| 149 | + | |
| 150 | + public void println() | |
| 151 | + { | |
| 152 | + System.err.println(prefix + ":"); | |
| 153 | + } | |
| 154 | + | |
| 155 | + /** | |
| 156 | + * print a message to stderr that is prefixed with the prefix. | |
| 157 | + */ | |
| 158 | + | |
| 159 | + public static void println(String prefix, String message) | |
| 160 | + { | |
| 161 | + System.err.println(prefix + ": "+message); | |
| 162 | + } | |
| 163 | + | |
| 164 | + public static void println(PrintStream s, String name, byte[] data) { | |
| 165 | + s.print(name + ": { "); | |
| 166 | + if (data == null) { | |
| 167 | + s.print("null"); | |
| 168 | + } else { | |
| 169 | + for (int i = 0; i < data.length; i++) { | |
| 170 | + if (i != 0) s.print(", "); | |
| 171 | + s.print(data[i] & 0x0ff); | |
| 172 | + } | |
| 173 | + } | |
| 174 | + s.println(" }"); | |
| 175 | + } | |
| 176 | + | |
| 177 | + /** | |
| 178 | + * Return the value of the boolean System property propName. | |
| 179 | + * | |
| 180 | + * Note use of doPrivileged(). Do make accessible to applications. | |
| 181 | + */ | |
| 182 | + static boolean getBooleanProperty(String propName, boolean defaultValue) { | |
| 183 | + // if set, require value of either true or false | |
| 184 | + String b = AccessController.doPrivileged( | |
| 185 | + new GetPropertyAction(propName)); | |
| 186 | + if (b == null) { | |
| 187 | + return defaultValue; | |
| 188 | + } else if (b.equalsIgnoreCase("false")) { | |
| 189 | + return false; | |
| 190 | + } else if (b.equalsIgnoreCase("true")) { | |
| 191 | + return true; | |
| 192 | + } else { | |
| 193 | + throw new RuntimeException("Value of " + propName | |
| 194 | + + " must either be 'true' or 'false'"); | |
| 195 | + } | |
| 196 | + } | |
| 197 | + | |
| 198 | + static String toString(byte[] b) { | |
| 199 | + return sun.security.util.Debug.toString(b); | |
| 200 | + } | |
| 201 | +} | |