Mercurial > 510Connectbot
annotate src/ch/ethz/ssh2/packets/Packets.java @ 416:07c1da90deab
avoid null pointer
| author | Carl Byington <carl@five-ten-sg.com> |
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| date | Mon, 27 Oct 2014 13:58:42 -0700 |
| parents | 071eccdff8ea |
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| rev | line source |
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1 /* |
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2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved. |
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3 * Please refer to the LICENSE.txt for licensing details. |
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4 */ |
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5 package ch.ethz.ssh2.packets; |
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6 |
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7 /** |
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8 * Packets. |
| 307 | 9 * |
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10 * @author Christian Plattner |
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11 * @version 2.50, 03/15/10 |
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12 */ |
| 307 | 13 public final class Packets { |
| 14 public static final int SSH_MSG_DISCONNECT = 1; | |
| 15 public static final int SSH_MSG_IGNORE = 2; | |
| 16 public static final int SSH_MSG_UNIMPLEMENTED = 3; | |
| 17 public static final int SSH_MSG_DEBUG = 4; | |
| 18 public static final int SSH_MSG_SERVICE_REQUEST = 5; | |
| 19 public static final int SSH_MSG_SERVICE_ACCEPT = 6; | |
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20 |
| 307 | 21 public static final int SSH_MSG_KEXINIT = 20; |
| 22 public static final int SSH_MSG_NEWKEYS = 21; | |
| 23 | |
| 24 public static final int SSH_MSG_KEXDH_INIT = 30; | |
| 25 public static final int SSH_MSG_KEXDH_REPLY = 31; | |
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26 |
| 307 | 27 public static final int SSH_MSG_KEX_DH_GEX_REQUEST_OLD = 30; |
| 28 public static final int SSH_MSG_KEX_DH_GEX_REQUEST = 34; | |
| 29 public static final int SSH_MSG_KEX_DH_GEX_GROUP = 31; | |
| 30 public static final int SSH_MSG_KEX_DH_GEX_INIT = 32; | |
| 31 public static final int SSH_MSG_KEX_DH_GEX_REPLY = 33; | |
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32 |
| 307 | 33 public static final int SSH_MSG_USERAUTH_REQUEST = 50; |
| 34 public static final int SSH_MSG_USERAUTH_FAILURE = 51; | |
| 35 public static final int SSH_MSG_USERAUTH_SUCCESS = 52; | |
| 36 public static final int SSH_MSG_USERAUTH_BANNER = 53; | |
| 37 public static final int SSH_MSG_USERAUTH_INFO_REQUEST = 60; | |
| 38 public static final int SSH_MSG_USERAUTH_INFO_RESPONSE = 61; | |
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39 |
| 307 | 40 public static final int SSH_MSG_GLOBAL_REQUEST = 80; |
| 41 public static final int SSH_MSG_REQUEST_SUCCESS = 81; | |
| 42 public static final int SSH_MSG_REQUEST_FAILURE = 82; | |
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43 |
| 307 | 44 public static final int SSH_MSG_CHANNEL_OPEN = 90; |
| 45 public static final int SSH_MSG_CHANNEL_OPEN_CONFIRMATION = 91; | |
| 46 public static final int SSH_MSG_CHANNEL_OPEN_FAILURE = 92; | |
| 47 public static final int SSH_MSG_CHANNEL_WINDOW_ADJUST = 93; | |
| 48 public static final int SSH_MSG_CHANNEL_DATA = 94; | |
| 49 public static final int SSH_MSG_CHANNEL_EXTENDED_DATA = 95; | |
| 50 public static final int SSH_MSG_CHANNEL_EOF = 96; | |
| 51 public static final int SSH_MSG_CHANNEL_CLOSE = 97; | |
| 52 public static final int SSH_MSG_CHANNEL_REQUEST = 98; | |
| 53 public static final int SSH_MSG_CHANNEL_SUCCESS = 99; | |
| 54 public static final int SSH_MSG_CHANNEL_FAILURE = 100; | |
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55 |
| 307 | 56 public static final int SSH_EXTENDED_DATA_STDERR = 1; |
| 57 | |
| 58 public static final int SSH_OPEN_ADMINISTRATIVELY_PROHIBITED = 1; | |
| 59 public static final int SSH_OPEN_CONNECT_FAILED = 2; | |
| 60 public static final int SSH_OPEN_UNKNOWN_CHANNEL_TYPE = 3; | |
| 61 public static final int SSH_OPEN_RESOURCE_SHORTAGE = 4; | |
| 62 | |
| 63 private static final String[] reverseNames = new String[101]; | |
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64 |
| 307 | 65 static { |
| 66 reverseNames[1] = "SSH_MSG_DISCONNECT"; | |
| 67 reverseNames[2] = "SSH_MSG_IGNORE"; | |
| 68 reverseNames[3] = "SSH_MSG_UNIMPLEMENTED"; | |
| 69 reverseNames[4] = "SSH_MSG_DEBUG"; | |
| 70 reverseNames[5] = "SSH_MSG_SERVICE_REQUEST"; | |
| 71 reverseNames[6] = "SSH_MSG_SERVICE_ACCEPT"; | |
| 72 reverseNames[20] = "SSH_MSG_KEXINIT"; | |
| 73 reverseNames[21] = "SSH_MSG_NEWKEYS"; | |
| 74 reverseNames[30] = "SSH_MSG_KEXDH_INIT"; | |
| 75 reverseNames[31] = "SSH_MSG_KEXDH_REPLY/SSH_MSG_KEX_DH_GEX_GROUP"; | |
| 76 reverseNames[32] = "SSH_MSG_KEX_DH_GEX_INIT"; | |
| 77 reverseNames[33] = "SSH_MSG_KEX_DH_GEX_REPLY"; | |
| 78 reverseNames[34] = "SSH_MSG_KEX_DH_GEX_REQUEST"; | |
| 79 reverseNames[50] = "SSH_MSG_USERAUTH_REQUEST"; | |
| 80 reverseNames[51] = "SSH_MSG_USERAUTH_FAILURE"; | |
| 81 reverseNames[52] = "SSH_MSG_USERAUTH_SUCCESS"; | |
| 82 reverseNames[53] = "SSH_MSG_USERAUTH_BANNER"; | |
| 83 reverseNames[60] = "SSH_MSG_USERAUTH_INFO_REQUEST"; | |
| 84 reverseNames[61] = "SSH_MSG_USERAUTH_INFO_RESPONSE"; | |
| 85 reverseNames[80] = "SSH_MSG_GLOBAL_REQUEST"; | |
| 86 reverseNames[81] = "SSH_MSG_REQUEST_SUCCESS"; | |
| 87 reverseNames[82] = "SSH_MSG_REQUEST_FAILURE"; | |
| 88 reverseNames[90] = "SSH_MSG_CHANNEL_OPEN"; | |
| 89 reverseNames[91] = "SSH_MSG_CHANNEL_OPEN_CONFIRMATION"; | |
| 90 reverseNames[92] = "SSH_MSG_CHANNEL_OPEN_FAILURE"; | |
| 91 reverseNames[93] = "SSH_MSG_CHANNEL_WINDOW_ADJUST"; | |
| 92 reverseNames[94] = "SSH_MSG_CHANNEL_DATA"; | |
| 93 reverseNames[95] = "SSH_MSG_CHANNEL_EXTENDED_DATA"; | |
| 94 reverseNames[96] = "SSH_MSG_CHANNEL_EOF"; | |
| 95 reverseNames[97] = "SSH_MSG_CHANNEL_CLOSE"; | |
| 96 reverseNames[98] = "SSH_MSG_CHANNEL_REQUEST"; | |
| 97 reverseNames[99] = "SSH_MSG_CHANNEL_SUCCESS"; | |
| 98 reverseNames[100] = "SSH_MSG_CHANNEL_FAILURE"; | |
| 99 } | |
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100 |
| 307 | 101 public static final String getMessageName(int type) { |
| 102 String res = null; | |
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103 |
| 307 | 104 if ((type >= 0) && (type < reverseNames.length)) { |
| 105 res = reverseNames[type]; | |
| 106 } | |
| 107 | |
| 108 return (res == null) ? ("UNKNOWN MSG " + type) : res; | |
| 109 } | |
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110 |
| 307 | 111 // public static final void debug(String tag, byte[] msg) |
| 112 // { | |
| 113 // System.err.println(tag + " Type: " + msg[0] + ", LEN: " + msg.length); | |
| 114 // | |
| 115 // for (int i = 0; i < msg.length; i++) | |
| 116 // { | |
| 117 // if (((msg[i] >= 'a') && (msg[i] <= 'z')) || ((msg[i] >= 'A') && (msg[i] <= 'Z')) | |
| 118 // || ((msg[i] >= '0') && (msg[i] <= '9')) || (msg[i] == ' ')) | |
| 119 // System.err.print((char) msg[i]); | |
| 120 // else | |
| 121 // System.err.print("."); | |
| 122 // } | |
| 123 // System.err.println(); | |
| 124 // System.err.flush(); | |
| 125 // } | |
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126 } |