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Commit	Line	Data
	1	/*
	2	* Author: Tatu Ylonen <ylo@cs.hut.fi>
	3	* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
	4	* All rights reserved
	5	* Definitions for server configuration data and for the functions reading it.
	6	*
	7	* As far as I am concerned, the code I have written for this software
	8	* can be used freely for any purpose. Any derived versions of this
	9	* software must be clearly marked as such, and if the derived work is
	10	* incompatible with the protocol description in the RFC file, it must be
	11	* called by a name other than "ssh" or "Secure Shell".
	12	*/
	13
	14	/* RCSID("$OpenBSD: servconf.h,v 1.28 2000/09/07 20:27:53 deraadt Exp $"); */
	15
	16	#ifndef SERVCONF_H
	17	#define SERVCONF_H
	18
	19	#define MAX_PORTS 256 /* Max # ports. */
	20
	21	#define MAX_ALLOW_USERS 256 /* Max # users on allow list. */
	22	#define MAX_DENY_USERS 256 /* Max # users on deny list. */
	23	#define MAX_ALLOW_GROUPS 256 /* Max # groups on allow list. */
	24	#define MAX_DENY_GROUPS 256 /* Max # groups on deny list. */
	25	#define MAX_SUBSYSTEMS 256 /* Max # subsystems. */
	26
	27	typedef struct {
	28	unsigned int num_ports;
	29	unsigned int ports_from_cmdline;
	30	u_short ports[MAX_PORTS]; /* Port number to listen on. */
	31	char listen_addr; / Address on which the server listens. */
	32	struct addrinfo listen_addrs; / Addresses on which the server listens. */
	33	char host_key_file; / File containing host key. */
	34	char host_dsa_key_file; / File containing dsa host key. */
	35	char pid_file; / Where to put our pid */
	36	int server_key_bits;/* Size of the server key. */
	37	int login_grace_time; /* Disconnect if no auth in this time
	38	* (sec). */
	39	int key_regeneration_time; /* Server key lifetime (seconds). */
	40	int permit_root_login; /* If true, permit root login. */
	41	int ignore_rhosts; /* Ignore .rhosts and .shosts. */
	42	int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts
	43	* for RhostsRsaAuth */
	44	int print_motd; /* If true, print /etc/motd. */
	45	int check_mail; /* If true, check for new mail. */
	46	int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */
	47	int x11_display_offset; /* What DISPLAY number to start
	48	* searching at */
	49	char xauth_location; / Location of xauth program */
	50	int strict_modes; /* If true, require string home dir modes. */
	51	int keepalives; /* If true, set SO_KEEPALIVE. */
	52	char ciphers; / Ciphers in order of preference. */
	53	int protocol; /* Protocol in order of preference. */
	54	int gateway_ports; /* If true, allow remote connects to forwarded ports. */
	55	SyslogFacility log_facility; /* Facility for system logging. */
	56	LogLevel log_level; /* Level for system logging. */
	57	int rhosts_authentication; /* If true, permit rhosts
	58	* authentication. */
	59	int rhosts_rsa_authentication; /* If true, permit rhosts RSA
	60	* authentication. */
	61	int rsa_authentication; /* If true, permit RSA authentication. */
	62	int dsa_authentication; /* If true, permit DSA authentication. */
	63	#ifdef KRB4
	64	int kerberos_authentication; /* If true, permit Kerberos
	65	* authentication. */
	66	int kerberos_or_local_passwd; /* If true, permit kerberos
	67	* and any other password
	68	* authentication mechanism,
	69	* such as SecurID or
	70	* /etc/passwd */
	71	int kerberos_ticket_cleanup; /* If true, destroy ticket
	72	* file on logout. */
	73	#endif
	74	#ifdef AFS
	75	int kerberos_tgt_passing; /* If true, permit Kerberos tgt
	76	* passing. */
	77	int afs_token_passing; /* If true, permit AFS token passing. */
	78	#endif
	79	int password_authentication; /* If true, permit password
	80	* authentication. */
	81	#ifdef SKEY
	82	int skey_authentication; /* If true, permit s/key
	83	* authentication. */
	84	#endif
	85	int permit_empty_passwd; /* If false, do not permit empty
	86	* passwords. */
	87	int use_login; /* If true, login(1) is used */
	88	unsigned int num_allow_users;
	89	char *allow_users[MAX_ALLOW_USERS];
	90	unsigned int num_deny_users;
	91	char *deny_users[MAX_DENY_USERS];
	92	unsigned int num_allow_groups;
	93	char *allow_groups[MAX_ALLOW_GROUPS];
	94	unsigned int num_deny_groups;
	95	char *deny_groups[MAX_DENY_GROUPS];
	96
	97	unsigned int num_subsystems;
	98	char *subsystem_name[MAX_SUBSYSTEMS];
	99	char *subsystem_command[MAX_SUBSYSTEMS];
	100
	101	int max_startups_begin;
	102	int max_startups_rate;
	103	int max_startups;
	104
	105	} ServerOptions;
	106	/*
	107	* Initializes the server options to special values that indicate that they
	108	* have not yet been set.
	109	*/
	110	void initialize_server_options(ServerOptions * options);
	111
	112	/*
	113	* Reads the server configuration file. This only sets the values for those
	114	* options that have the special value indicating they have not been set.
	115	*/
	116	void read_server_config(ServerOptions * options, const char *filename);
	117
	118	/* Sets values for those values that have not yet been set. */
	119	void fill_default_server_options(ServerOptions * options);
	120
	121	#endif /* SERVCONF_H */