Current File : //usr/local/include/proftpd/mod_sftp/ssh2.h
/*
* ProFTPD - mod_sftp SSH2 constants
* Copyright (c) 2008-2020 TJ Saunders
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
*
* As a special exemption, TJ Saunders and other respective copyright holders
* give permission to link this program with OpenSSL, and distribute the
* resulting executable, without including the source code for OpenSSL in the
* source distribution.
*/
#ifndef MOD_SFTP_SSH2_H
#define MOD_SFTP_SSH2_H
/* As per RFC 4253, Section 6.1, we MUST be able to handle a packet whose
* length is 35000 bytes; we SHOULD be able to handle larger packets. We
* impose a maximum size here to prevent overly-large packets from being
* used by attackers. The maximum size is a bit arbitrary.
*/
#define SFTP_MAX_PACKET_LEN (1024 * 256)
/* SSH2 message types */
#define SFTP_SSH2_MSG_DISCONNECT 1
#define SFTP_SSH2_MSG_IGNORE 2
#define SFTP_SSH2_MSG_UNIMPLEMENTED 3
#define SFTP_SSH2_MSG_DEBUG 4
#define SFTP_SSH2_MSG_SERVICE_REQUEST 5
#define SFTP_SSH2_MSG_SERVICE_ACCEPT 6
#define SFTP_SSH2_MSG_EXT_INFO 7
#define SFTP_SSH2_MSG_KEXINIT 20
#define SFTP_SSH2_MSG_NEWKEYS 21
/* Key exchange message types */
#define SFTP_SSH2_MSG_KEX_DH_INIT 30
#define SFTP_SSH2_MSG_KEX_DH_REPLY 31
#define SFTP_SSH2_MSG_KEX_DH_GEX_REQUEST_OLD 30
#define SFTP_SSH2_MSG_KEX_DH_GEX_GROUP 31
#define SFTP_SSH2_MSG_KEX_DH_GEX_INIT 32
#define SFTP_SSH2_MSG_KEX_DH_GEX_REPLY 33
#define SFTP_SSH2_MSG_KEX_DH_GEX_REQUEST 34
#define SFTP_SSH2_MSG_KEXRSA_PUBKEY 30
#define SFTP_SSH2_MSG_KEXRSA_SECRET 31
#define SFTP_SSH2_MSG_KEXRSA_DONE 32
#define SFTP_SSH2_MSG_KEX_ECDH_INIT 30
#define SFTP_SSH2_MSG_KEX_ECDH_REPLY 31
/* User authentication message types */
#define SFTP_SSH2_MSG_USER_AUTH_REQUEST 50
#define SFTP_SSH2_MSG_USER_AUTH_FAILURE 51
#define SFTP_SSH2_MSG_USER_AUTH_SUCCESS 52
#define SFTP_SSH2_MSG_USER_AUTH_BANNER 53
#define SFTP_SSH2_MSG_USER_AUTH_PUBKEY 60
#define SFTP_SSH2_MSG_USER_AUTH_PK_OK 60
#define SFTP_SSH2_MSG_USER_AUTH_PASSWD 60
#define SFTP_SSH2_MSG_USER_AUTH_INFO_REQ 60
#define SFTP_SSH2_MSG_USER_AUTH_INFO_RESP 61
/* Request types */
#define SFTP_SSH2_MSG_GLOBAL_REQUEST 80
#define SFTP_SSH2_MSG_REQUEST_SUCCESS 81
#define SFTP_SSH2_MSG_REQUEST_FAILURE 82
/* Channel message types */
#define SFTP_SSH2_MSG_CHANNEL_OPEN 90
#define SFTP_SSH2_MSG_CHANNEL_OPEN_CONFIRMATION 91
#define SFTP_SSH2_MSG_CHANNEL_OPEN_FAILURE 92
#define SFTP_SSH2_MSG_CHANNEL_WINDOW_ADJUST 93
#define SFTP_SSH2_MSG_CHANNEL_DATA 94
#define SFTP_SSH2_MSG_CHANNEL_EXTENDED_DATA 95
#define SFTP_SSH2_MSG_CHANNEL_EOF 96
#define SFTP_SSH2_MSG_CHANNEL_CLOSE 97
#define SFTP_SSH2_MSG_CHANNEL_REQUEST 98
#define SFTP_SSH2_MSG_CHANNEL_SUCCESS 99
#define SFTP_SSH2_MSG_CHANNEL_FAILURE 100
/* Channel extended data types */
#define SFTP_SSH2_MSG_CHANNEL_EXTENDED_DATA_TYPE_STDERR 1
/* SSH Disconnect reason codes */
#define SFTP_SSH2_DISCONNECT_HOST_NOT_ALLOWED_TO_CONNECT 1
#define SFTP_SSH2_DISCONNECT_PROTOCOL_ERROR 2
#define SFTP_SSH2_DISCONNECT_KEY_EXCHANGE_FAILED 3
#define SFTP_SSH2_DISCONNECT_RESERVED 4
#define SFTP_SSH2_DISCONNECT_MAC_ERROR 5
#define SFTP_SSH2_DISCONNECT_COMPRESSION_ERROR 6
#define SFTP_SSH2_DISCONNECT_SERVICE_NOT_AVAILABLE 7
#define SFTP_SSH2_DISCONNECT_PROTOCOL_VERSION_NOT_SUPPORTED 8
#define SFTP_SSH2_DISCONNECT_HOST_KEY_NOT_VERIFIABLE 9
#define SFTP_SSH2_DISCONNECT_CONNECTION_LOST 10
#define SFTP_SSH2_DISCONNECT_BY_APPLICATION 11
#define SFTP_SSH2_DISCONNECT_TOO_MANY_CONNECTIONS 12
#define SFTP_SSH2_DISCONNECT_AUTH_CANCELLED_BY_USER 13
#define SFTP_SSH2_DISCONNECT_NO_MORE_AUTH_METHODS_AVAILABLE 14
#define SFTP_SSH2_DISCONNECT_ILLEGAL_USER_NAME 15
#endif /* MOD_SFTP_SSH2_H */
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