4e2eb78eca
It is done by using the same ssh messages for v4 and v5 authentication (since the ssh.com does not now anything about v4) and looking at the contents after unpacking it to see if it is v4 or v5. Based on code from Björn Grönvall <bg@sics.se> PR: misc/20504
136 lines
5.2 KiB
C
136 lines
5.2 KiB
C
/*
|
|
* Author: Tatu Ylonen <ylo@cs.hut.fi>
|
|
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
|
|
* All rights reserved
|
|
* Definitions for server configuration data and for the functions reading it.
|
|
*
|
|
* 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".
|
|
*/
|
|
|
|
/* RCSID("$OpenBSD: servconf.h,v 1.30 2000/10/14 12:12:09 markus Exp $"); */
|
|
/* $FreeBSD$ */
|
|
|
|
#ifndef SERVCONF_H
|
|
#define SERVCONF_H
|
|
|
|
#define MAX_PORTS 256 /* Max # ports. */
|
|
|
|
#define MAX_ALLOW_USERS 256 /* Max # users on allow list. */
|
|
#define MAX_DENY_USERS 256 /* Max # users on deny list. */
|
|
#define MAX_ALLOW_GROUPS 256 /* Max # groups on allow list. */
|
|
#define MAX_DENY_GROUPS 256 /* Max # groups on deny list. */
|
|
#define MAX_SUBSYSTEMS 256 /* Max # subsystems. */
|
|
|
|
typedef struct {
|
|
unsigned int num_ports;
|
|
unsigned int ports_from_cmdline;
|
|
u_short ports[MAX_PORTS]; /* Port number to listen on. */
|
|
char *listen_addr; /* Address on which the server listens. */
|
|
struct addrinfo *listen_addrs; /* Addresses on which the server listens. */
|
|
char *host_key_file; /* File containing host key. */
|
|
char *host_dsa_key_file; /* File containing dsa host key. */
|
|
char *pid_file; /* Where to put our pid */
|
|
int server_key_bits;/* Size of the server key. */
|
|
int login_grace_time; /* Disconnect if no auth in this time
|
|
* (sec). */
|
|
int key_regeneration_time; /* Server key lifetime (seconds). */
|
|
int permit_root_login; /* If true, permit root login. */
|
|
int ignore_rhosts; /* Ignore .rhosts and .shosts. */
|
|
int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts
|
|
* for RhostsRsaAuth */
|
|
int print_motd; /* If true, print /etc/motd. */
|
|
int check_mail; /* If true, check for new mail. */
|
|
int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */
|
|
int x11_display_offset; /* What DISPLAY number to start
|
|
* searching at */
|
|
char *xauth_location; /* Location of xauth program */
|
|
int strict_modes; /* If true, require string home dir modes. */
|
|
int keepalives; /* If true, set SO_KEEPALIVE. */
|
|
char *ciphers; /* Ciphers in order of preference. */
|
|
int protocol; /* Protocol in order of preference. */
|
|
int gateway_ports; /* If true, allow remote connects to forwarded ports. */
|
|
SyslogFacility log_facility; /* Facility for system logging. */
|
|
LogLevel log_level; /* Level for system logging. */
|
|
int rhosts_authentication; /* If true, permit rhosts
|
|
* authentication. */
|
|
int rhosts_rsa_authentication; /* If true, permit rhosts RSA
|
|
* authentication. */
|
|
int rsa_authentication; /* If true, permit RSA authentication. */
|
|
int dsa_authentication; /* If true, permit DSA authentication. */
|
|
#if defined(KRB4) || defined(KRB5)
|
|
int kerberos_authentication; /* If true, permit Kerberos auth. */
|
|
#endif /* KRB4 || KRB5 */
|
|
#ifdef KRB4
|
|
int krb4_or_local_passwd; /* If true, permit kerberos v4
|
|
* and any other password
|
|
* authentication mechanism,
|
|
* such as SecurID or
|
|
* /etc/passwd */
|
|
int krb4_ticket_cleanup; /* If true, destroy ticket
|
|
* file on logout. */
|
|
#endif
|
|
#ifdef KRB5
|
|
int krb5_tgt_passing;
|
|
|
|
#endif /* KRB5 */
|
|
#ifdef AFS
|
|
int krb4_tgt_passing; /* If true, permit Kerberos v4 tgt
|
|
* passing. */
|
|
int afs_token_passing; /* If true, permit AFS token passing. */
|
|
#endif
|
|
int password_authentication; /* If true, permit password
|
|
* authentication. */
|
|
int kbd_interactive_authentication; /* If true, permit */
|
|
#ifdef SKEY
|
|
int skey_authentication; /* If true, permit s/key
|
|
* authentication. */
|
|
#endif
|
|
int permit_empty_passwd; /* If false, do not permit empty
|
|
* passwords. */
|
|
int use_login; /* If true, login(1) is used */
|
|
int allow_tcp_forwarding;
|
|
unsigned int num_allow_users;
|
|
char *allow_users[MAX_ALLOW_USERS];
|
|
unsigned int num_deny_users;
|
|
char *deny_users[MAX_DENY_USERS];
|
|
unsigned int num_allow_groups;
|
|
char *allow_groups[MAX_ALLOW_GROUPS];
|
|
unsigned int num_deny_groups;
|
|
char *deny_groups[MAX_DENY_GROUPS];
|
|
unsigned int connections_per_period; /*
|
|
* If not 0, number of sshd
|
|
* connections accepted per
|
|
* connections_period.
|
|
*/
|
|
unsigned int connections_period;
|
|
|
|
unsigned int num_subsystems;
|
|
char *subsystem_name[MAX_SUBSYSTEMS];
|
|
char *subsystem_command[MAX_SUBSYSTEMS];
|
|
|
|
int max_startups_begin;
|
|
int max_startups_rate;
|
|
int max_startups;
|
|
|
|
} ServerOptions;
|
|
/*
|
|
* Initializes the server options to special values that indicate that they
|
|
* have not yet been set.
|
|
*/
|
|
void initialize_server_options(ServerOptions * options);
|
|
|
|
/*
|
|
* Reads the server configuration file. This only sets the values for those
|
|
* options that have the special value indicating they have not been set.
|
|
*/
|
|
void read_server_config(ServerOptions * options, const char *filename);
|
|
|
|
/* Sets values for those values that have not yet been set. */
|
|
void fill_default_server_options(ServerOptions * options);
|
|
|
|
#endif /* SERVCONF_H */
|