/* $OpenBSD: ssh2.h,v 1.10 2006/03/25 22:22:43 djm Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* draft-ietf-secsh-architecture-05.txt
*
* Transport layer protocol:
*
* 1-19 Transport layer generic (e.g. disconnect, ignore, debug,
* etc)
* 20-29 Algorithm negotiation
* 30-49 Key exchange method specific (numbers can be reused for
* different authentication methods)
*
* User authentication protocol:
*
* 50-59 User authentication generic
* 60-79 User authentication method specific (numbers can be reused
* for different authentication methods)
*
* Connection protocol:
*
* 80-89 Connection protocol generic
* 90-127 Channel related messages
*
* Reserved for client protocols:
*
* 128-191 Reserved
*
* Local extensions:
*
* 192-255 Local extensions
*/
/* ranges */
#define SSH2_MSG_TRANSPORT_MIN 1
#define SSH2_MSG_TRANSPORT_MAX 49
#define SSH2_MSG_USERAUTH_MIN 50
#define SSH2_MSG_USERAUTH_MAX 79
#define SSH2_MSG_USERAUTH_PER_METHOD_MIN 60
#define SSH2_MSG_USERAUTH_PER_METHOD_MAX SSH2_MSG_USERAUTH_MAX
#define SSH2_MSG_CONNECTION_MIN 80
#define SSH2_MSG_CONNECTION_MAX 127
#define SSH2_MSG_RESERVED_MIN 128
#define SSH2_MSG_RESERVED_MAX 191
#define SSH2_MSG_LOCAL_MIN 192
#define SSH2_MSG_LOCAL_MAX 255
#define SSH2_MSG_MIN 1
#define SSH2_MSG_MAX 255
/* transport layer: generic */
#define SSH2_MSG_DISCONNECT 1
#define SSH2_MSG_IGNORE 2
#define SSH2_MSG_UNIMPLEMENTED 3
#define SSH2_MSG_DEBUG 4
#define SSH2_MSG_SERVICE_REQUEST 5
#define SSH2_MSG_SERVICE_ACCEPT 6
/* transport layer: alg negotiation */
#define SSH2_MSG_KEXINIT 20
#define SSH2_MSG_NEWKEYS 21
/* transport layer: kex specific messages, can be reused */
#define SSH2_MSG_KEXDH_INIT 30
#define SSH2_MSG_KEXDH_REPLY 31
/* dh-group-exchange */
#define SSH2_MSG_KEX_DH_GEX_REQUEST_OLD 30
#define SSH2_MSG_KEX_DH_GEX_GROUP 31
#define SSH2_MSG_KEX_DH_GEX_INIT 32
#define SSH2_MSG_KEX_DH_GEX_REPLY 33
#define SSH2_MSG_KEX_DH_GEX_REQUEST 34
/* user authentication: generic */
#define SSH2_MSG_USERAUTH_REQUEST 50
#define SSH2_MSG_USERAUTH_FAILURE 51
#define SSH2_MSG_USERAUTH_SUCCESS 52
#define SSH2_MSG_USERAUTH_BANNER 53
/* user authentication: method specific, can be reused */
#define SSH2_MSG_USERAUTH_PK_OK 60
#define SSH2_MSG_USERAUTH_PASSWD_CHANGEREQ 60
#define SSH2_MSG_USERAUTH_INFO_REQUEST 60
#define SSH2_MSG_USERAUTH_INFO_RESPONSE 61
/* connection protocol: generic */
#define SSH2_MSG_GLOBAL_REQUEST 80
#define SSH2_MSG_REQUEST_SUCCESS 81
#define SSH2_MSG_REQUEST_FAILURE 82
/* channel related messages */
#define SSH2_MSG_CHANNEL_OPEN 90
#define SSH2_MSG_CHANNEL_OPEN_CONFIRMATION 91
#define SSH2_MSG_CHANNEL_OPEN_FAILURE 92
#define SSH2_MSG_CHANNEL_WINDOW_ADJUST 93
#define SSH2_MSG_CHANNEL_DATA 94
#define SSH2_MSG_CHANNEL_EXTENDED_DATA 95
#define SSH2_MSG_CHANNEL_EOF 96
#define SSH2_MSG_CHANNEL_CLOSE 97
#define SSH2_MSG_CHANNEL_REQUEST 98
#define SSH2_MSG_CHANNEL_SUCCESS 99
#define SSH2_MSG_CHANNEL_FAILURE 100
/* disconnect reason code */
#define SSH2_DISCONNECT_HOST_NOT_ALLOWED_TO_CONNECT 1
#define SSH2_DISCONNECT_PROTOCOL_ERROR 2
#define SSH2_DISCONNECT_KEY_EXCHANGE_FAILED 3
#define SSH2_DISCONNECT_HOST_AUTHENTICATION_FAILED 4
#define SSH2_DISCONNECT_RESERVED 4
#define SSH2_DISCONNECT_MAC_ERROR 5
#define SSH2_DISCONNECT_COMPRESSION_ERROR 6
#define SSH2_DISCONNECT_SERVICE_NOT_AVAILABLE 7
#define SSH2_DISCONNECT_PROTOCOL_VERSION_NOT_SUPPORTED 8
#define SSH2_DISCONNECT_HOST_KEY_NOT_VERIFIABLE 9
#define SSH2_DISCONNECT_CONNECTION_LOST 10
#define SSH2_DISCONNECT_BY_APPLICATION 11
#define SSH2_DISCONNECT_TOO_MANY_CONNECTIONS 12
#define SSH2_DISCONNECT_AUTH_CANCELLED_BY_USER 13
#define SSH2_DISCONNECT_NO_MORE_AUTH_METHODS_AVAILABLE 14
#define SSH2_DISCONNECT_ILLEGAL_USER_NAME 15
/* misc */
#define SSH2_OPEN_ADMINISTRATIVELY_PROHIBITED 1
#define SSH2_OPEN_CONNECT_FAILED 2
#define SSH2_OPEN_UNKNOWN_CHANNEL_TYPE 3
#define SSH2_OPEN_RESOURCE_SHORTAGE 4
#define SSH2_EXTENDED_DATA_STDERR 1
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