1 /* $OpenBSD: ssh2.h,v 1.8 2002/03/04 17:27:39 stevesk Exp $ */ 2 3 #ifndef _SSH2_H 4 #define _SSH2_H 5 6 #pragma ident "%Z%%M% %I% %E% SMI" 7 8 #ifdef __cplusplus 9 extern "C" { 10 #endif 11 12 13 /* 14 * Copyright (c) 2000 Markus Friedl. All rights reserved. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 26 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 27 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 28 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 29 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 30 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 34 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 */ 36 /* 37 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 38 * Use is subject to license terms. 39 */ 40 41 /* 42 * draft-ietf-secsh-architecture-05.txt 43 * 44 * Transport layer protocol: 45 * 46 * 1-19 Transport layer generic (e.g. disconnect, ignore, debug, 47 * etc) 48 * 20-29 Algorithm negotiation 49 * 30-49 Key exchange method specific (numbers can be reused for 50 * different authentication methods) 51 * 52 * User authentication protocol: 53 * 54 * 50-59 User authentication generic 55 * 60-79 User authentication method specific (numbers can be reused 56 * for different authentication methods) 57 * 58 * Connection protocol: 59 * 60 * 80-89 Connection protocol generic 61 * 90-127 Channel related messages 62 * 63 * Reserved for client protocols: 64 * 65 * 128-191 Reserved 66 * 67 * Local extensions: 68 * 69 * 192-255 Local extensions 70 */ 71 72 /* ranges */ 73 74 #define SSH2_MSG_TRANSPORT_MIN 1 75 #define SSH2_MSG_TRANSPORT_MAX 49 76 #define SSH2_MSG_USERAUTH_MIN 50 77 #define SSH2_MSG_USERAUTH_MAX 79 78 #define SSH2_MSG_CONNECTION_MIN 80 79 #define SSH2_MSG_CONNECTION_MAX 127 80 #define SSH2_MSG_RESERVED_MIN 128 81 #define SSH2_MSG_RESERVED_MAX 191 82 #define SSH2_MSG_LOCAL_MIN 192 83 #define SSH2_MSG_LOCAL_MAX 255 84 #define SSH2_MSG_MIN 1 85 #define SSH2_MSG_MAX 255 86 87 /* transport layer: generic */ 88 89 #define SSH2_MSG_DISCONNECT 1 90 #define SSH2_MSG_IGNORE 2 91 #define SSH2_MSG_UNIMPLEMENTED 3 92 #define SSH2_MSG_DEBUG 4 93 #define SSH2_MSG_SERVICE_REQUEST 5 94 #define SSH2_MSG_SERVICE_ACCEPT 6 95 96 /* transport layer: alg negotiation */ 97 98 #define SSH2_MSG_KEXINIT 20 99 #define SSH2_MSG_NEWKEYS 21 100 101 /* transport layer: kex specific messages, can be reused */ 102 103 #define SSH2_MSG_KEXDH_INIT 30 104 #define SSH2_MSG_KEXDH_REPLY 31 105 106 /* dh-group-exchange */ 107 #define SSH2_MSG_KEX_DH_GEX_REQUEST_OLD 30 108 #define SSH2_MSG_KEX_DH_GEX_GROUP 31 109 #define SSH2_MSG_KEX_DH_GEX_INIT 32 110 #define SSH2_MSG_KEX_DH_GEX_REPLY 33 111 #define SSH2_MSG_KEX_DH_GEX_REQUEST 34 112 113 /* user authentication: generic */ 114 115 #define SSH2_MSG_USERAUTH_REQUEST 50 116 #define SSH2_MSG_USERAUTH_FAILURE 51 117 #define SSH2_MSG_USERAUTH_SUCCESS 52 118 #define SSH2_MSG_USERAUTH_BANNER 53 119 120 /* user authentication: method specific, can be reused */ 121 122 #define SSH2_MSG_USERAUTH_PK_OK 60 123 #define SSH2_MSG_USERAUTH_PASSWD_CHANGEREQ 60 124 #define SSH2_MSG_USERAUTH_INFO_REQUEST 60 125 #define SSH2_MSG_USERAUTH_INFO_RESPONSE 61 126 127 /* connection protocol: generic */ 128 129 #define SSH2_MSG_GLOBAL_REQUEST 80 130 #define SSH2_MSG_REQUEST_SUCCESS 81 131 #define SSH2_MSG_REQUEST_FAILURE 82 132 133 /* channel related messages */ 134 135 #define SSH2_MSG_CHANNEL_OPEN 90 136 #define SSH2_MSG_CHANNEL_OPEN_CONFIRMATION 91 137 #define SSH2_MSG_CHANNEL_OPEN_FAILURE 92 138 #define SSH2_MSG_CHANNEL_WINDOW_ADJUST 93 139 #define SSH2_MSG_CHANNEL_DATA 94 140 #define SSH2_MSG_CHANNEL_EXTENDED_DATA 95 141 #define SSH2_MSG_CHANNEL_EOF 96 142 #define SSH2_MSG_CHANNEL_CLOSE 97 143 #define SSH2_MSG_CHANNEL_REQUEST 98 144 #define SSH2_MSG_CHANNEL_SUCCESS 99 145 #define SSH2_MSG_CHANNEL_FAILURE 100 146 147 /* ALTPRIVSEP */ 148 #ifdef ALTPRIVSEP 149 #define SSH2_PRIV_MSG_ALTPRIVSEP 254 150 #endif /* ALTPRIVSEP */ 151 152 /* disconnect reason code */ 153 154 #define SSH2_DISCONNECT_HOST_NOT_ALLOWED_TO_CONNECT 1 155 #define SSH2_DISCONNECT_PROTOCOL_ERROR 2 156 #define SSH2_DISCONNECT_KEY_EXCHANGE_FAILED 3 157 #define SSH2_DISCONNECT_HOST_AUTHENTICATION_FAILED 4 158 #define SSH2_DISCONNECT_RESERVED 4 159 #define SSH2_DISCONNECT_MAC_ERROR 5 160 #define SSH2_DISCONNECT_COMPRESSION_ERROR 6 161 #define SSH2_DISCONNECT_SERVICE_NOT_AVAILABLE 7 162 #define SSH2_DISCONNECT_PROTOCOL_VERSION_NOT_SUPPORTED 8 163 #define SSH2_DISCONNECT_HOST_KEY_NOT_VERIFIABLE 9 164 #define SSH2_DISCONNECT_CONNECTION_LOST 10 165 #define SSH2_DISCONNECT_BY_APPLICATION 11 166 #define SSH2_DISCONNECT_TOO_MANY_CONNECTIONS 12 167 #define SSH2_DISCONNECT_AUTH_CANCELLED_BY_USER 13 168 #define SSH2_DISCONNECT_NO_MORE_AUTH_METHODS_AVAILABLE 14 169 #define SSH2_DISCONNECT_ILLEGAL_USER_NAME 15 170 171 /* misc */ 172 173 #define SSH2_OPEN_ADMINISTRATIVELY_PROHIBITED 1 174 #define SSH2_OPEN_CONNECT_FAILED 2 175 #define SSH2_OPEN_UNKNOWN_CHANNEL_TYPE 3 176 #define SSH2_OPEN_RESOURCE_SHORTAGE 4 177 178 #define SSH2_EXTENDED_DATA_STDERR 1 179 180 #ifdef __cplusplus 181 } 182 #endif 183 184 #endif /* _SSH2_H */ 185