| /* $OpenBSD: ssh.h,v 1.89 2018/12/27 03:25:25 djm Exp $ */ |
| |
| /* |
| * Author: Tatu Ylonen <ylo@cs.hut.fi> |
| * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
| * All rights reserved |
| * |
| * As far as I am concerned, the code I have written for this software |
| * can be used freely for any purpose. Any derived versions of this |
| * software must be clearly marked as such, and if the derived work is |
| * incompatible with the protocol description in the RFC file, it must be |
| * called by a name other than "ssh" or "Secure Shell". |
| */ |
| |
| /* Cipher used for encrypting authentication files. */ |
| #define SSH_AUTHFILE_CIPHER SSH_CIPHER_3DES |
| |
| /* Default port number. */ |
| #define SSH_DEFAULT_PORT 22 |
| |
| /* |
| * Maximum number of certificate files that can be specified |
| * in configuration files or on the command line. |
| */ |
| #define SSH_MAX_CERTIFICATE_FILES 100 |
| |
| /* |
| * Maximum number of RSA authentication identity files that can be specified |
| * in configuration files or on the command line. |
| */ |
| #define SSH_MAX_IDENTITY_FILES 100 |
| |
| /* |
| * Major protocol version. Different version indicates major incompatibility |
| * that prevents communication. |
| * |
| * Minor protocol version. Different version indicates minor incompatibility |
| * that does not prevent interoperation. |
| */ |
| #define PROTOCOL_MAJOR_1 1 |
| #define PROTOCOL_MINOR_1 5 |
| |
| /* We support only SSH2 */ |
| #define PROTOCOL_MAJOR_2 2 |
| #define PROTOCOL_MINOR_2 0 |
| |
| /* |
| * Name for the service. The port named by this service overrides the |
| * default port if present. |
| */ |
| #define SSH_SERVICE_NAME "ssh" |
| |
| /* |
| * Name of the environment variable containing the process ID of the |
| * authentication agent. |
| */ |
| #define SSH_AGENTPID_ENV_NAME "SSH_AGENT_PID" |
| |
| /* |
| * Name of the environment variable containing the pathname of the |
| * authentication socket. |
| */ |
| #define SSH_AUTHSOCKET_ENV_NAME "SSH_AUTH_SOCK" |
| |
| /* |
| * Environment variable for overwriting the default location of askpass |
| */ |
| #define SSH_ASKPASS_ENV "SSH_ASKPASS" |
| |
| /* |
| * Force host key length and server key length to differ by at least this |
| * many bits. This is to make double encryption with rsaref work. |
| */ |
| #define SSH_KEY_BITS_RESERVED 128 |
| |
| /* |
| * Length of the session key in bytes. (Specified as 256 bits in the |
| * protocol.) |
| */ |
| #define SSH_SESSION_KEY_LENGTH 32 |
| |
| /* Used to identify ``EscapeChar none'' */ |
| #define SSH_ESCAPECHAR_NONE -2 |
| |
| /* |
| * unprivileged user when UsePrivilegeSeparation=yes; |
| * sshd will change its privileges to this user and its |
| * primary group. |
| */ |
| #ifndef SSH_PRIVSEP_USER |
| #define SSH_PRIVSEP_USER "sshd" |
| #endif |
| |
| /* Listen backlog for sshd, ssh-agent and forwarding sockets */ |
| #define SSH_LISTEN_BACKLOG 128 |
| |
| /* Limits for banner exchange */ |
| #define SSH_MAX_BANNER_LEN 8192 |
| #define SSH_MAX_PRE_BANNER_LINES 1024 |