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8efc0c15 | 1 | /* |
5260325f | 2 | * Author: Tatu Ylonen <ylo@cs.hut.fi> |
5260325f | 3 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
4 | * All rights reserved | |
5260325f | 5 | * Definitions for server configuration data and for the functions reading it. |
6ae2364d | 6 | * |
bcbf86ec | 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". | |
5260325f | 12 | */ |
8efc0c15 | 13 | |
61e96248 | 14 | /* RCSID("$OpenBSD: servconf.h,v 1.36 2001/02/03 10:08:37 markus Exp $"); */ |
8efc0c15 | 15 | |
16 | #ifndef SERVCONF_H | |
17 | #define SERVCONF_H | |
18 | ||
48e671d5 | 19 | #define MAX_PORTS 256 /* Max # ports. */ |
20 | ||
5260325f | 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. */ | |
38c295d6 | 25 | #define MAX_SUBSYSTEMS 256 /* Max # subsystems. */ |
fa08c86b | 26 | #define MAX_HOSTKEYS 256 /* Max # hostkeys. */ |
8efc0c15 | 27 | |
5260325f | 28 | typedef struct { |
1e3b8b07 | 29 | u_int num_ports; |
30 | u_int ports_from_cmdline; | |
48e671d5 | 31 | u_short ports[MAX_PORTS]; /* Port number to listen on. */ |
32 | char *listen_addr; /* Address on which the server listens. */ | |
33 | struct addrinfo *listen_addrs; /* Addresses on which the server listens. */ | |
fa08c86b | 34 | char *host_key_files[MAX_HOSTKEYS]; /* Files containing host keys. */ |
35 | int num_host_key_files; /* Number of files for host keys. */ | |
0fbe8c74 | 36 | char *pid_file; /* Where to put our pid */ |
5260325f | 37 | int server_key_bits;/* Size of the server key. */ |
38 | int login_grace_time; /* Disconnect if no auth in this time | |
39 | * (sec). */ | |
40 | int key_regeneration_time; /* Server key lifetime (seconds). */ | |
41 | int permit_root_login; /* If true, permit root login. */ | |
42 | int ignore_rhosts; /* Ignore .rhosts and .shosts. */ | |
43 | int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts | |
44 | * for RhostsRsaAuth */ | |
45 | int print_motd; /* If true, print /etc/motd. */ | |
46 | int check_mail; /* If true, check for new mail. */ | |
47 | int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */ | |
48 | int x11_display_offset; /* What DISPLAY number to start | |
49 | * searching at */ | |
fa649821 | 50 | char *xauth_location; /* Location of xauth program */ |
5260325f | 51 | int strict_modes; /* If true, require string home dir modes. */ |
52 | int keepalives; /* If true, set SO_KEEPALIVE. */ | |
a8be9f80 | 53 | char *ciphers; /* Ciphers in order of preference. */ |
54 | int protocol; /* Protocol in order of preference. */ | |
1d1ffb87 | 55 | int gateway_ports; /* If true, allow remote connects to forwarded ports. */ |
5260325f | 56 | SyslogFacility log_facility; /* Facility for system logging. */ |
57 | LogLevel log_level; /* Level for system logging. */ | |
58 | int rhosts_authentication; /* If true, permit rhosts | |
59 | * authentication. */ | |
60 | int rhosts_rsa_authentication; /* If true, permit rhosts RSA | |
61 | * authentication. */ | |
62 | int rsa_authentication; /* If true, permit RSA authentication. */ | |
fa08c86b | 63 | int pubkey_authentication; /* If true, permit ssh2 pubkey authentication. */ |
8efc0c15 | 64 | #ifdef KRB4 |
5260325f | 65 | int kerberos_authentication; /* If true, permit Kerberos |
66 | * authentication. */ | |
67 | int kerberos_or_local_passwd; /* If true, permit kerberos | |
68 | * and any other password | |
69 | * authentication mechanism, | |
70 | * such as SecurID or | |
71 | * /etc/passwd */ | |
72 | int kerberos_ticket_cleanup; /* If true, destroy ticket | |
73 | * file on logout. */ | |
8efc0c15 | 74 | #endif |
75 | #ifdef AFS | |
5260325f | 76 | int kerberos_tgt_passing; /* If true, permit Kerberos tgt |
77 | * passing. */ | |
78 | int afs_token_passing; /* If true, permit AFS token passing. */ | |
8efc0c15 | 79 | #endif |
5260325f | 80 | int password_authentication; /* If true, permit password |
81 | * authentication. */ | |
94ec8c6b | 82 | int kbd_interactive_authentication; /* If true, permit */ |
d464095c | 83 | int challenge_reponse_authentication; |
5260325f | 84 | int permit_empty_passwd; /* If false, do not permit empty |
85 | * passwords. */ | |
86 | int use_login; /* If true, login(1) is used */ | |
33de75a3 | 87 | int allow_tcp_forwarding; |
1e3b8b07 | 88 | u_int num_allow_users; |
5260325f | 89 | char *allow_users[MAX_ALLOW_USERS]; |
1e3b8b07 | 90 | u_int num_deny_users; |
5260325f | 91 | char *deny_users[MAX_DENY_USERS]; |
1e3b8b07 | 92 | u_int num_allow_groups; |
5260325f | 93 | char *allow_groups[MAX_ALLOW_GROUPS]; |
1e3b8b07 | 94 | u_int num_deny_groups; |
5260325f | 95 | char *deny_groups[MAX_DENY_GROUPS]; |
38c295d6 | 96 | |
1e3b8b07 | 97 | u_int num_subsystems; |
38c295d6 | 98 | char *subsystem_name[MAX_SUBSYSTEMS]; |
99 | char *subsystem_command[MAX_SUBSYSTEMS]; | |
089fbbd2 | 100 | |
c345cf9d | 101 | int max_startups_begin; |
102 | int max_startups_rate; | |
089fbbd2 | 103 | int max_startups; |
eea39c02 | 104 | char *banner; /* SSH-2 banner message */ |
61e96248 | 105 | int reverse_mapping_check; /* cross-check ip and dns */ |
089fbbd2 | 106 | |
5260325f | 107 | } ServerOptions; |
aa3378df | 108 | /* |
109 | * Initializes the server options to special values that indicate that they | |
110 | * have not yet been set. | |
111 | */ | |
5260325f | 112 | void initialize_server_options(ServerOptions * options); |
8efc0c15 | 113 | |
aa3378df | 114 | /* |
115 | * Reads the server configuration file. This only sets the values for those | |
116 | * options that have the special value indicating they have not been set. | |
117 | */ | |
5260325f | 118 | void read_server_config(ServerOptions * options, const char *filename); |
8efc0c15 | 119 | |
120 | /* Sets values for those values that have not yet been set. */ | |
5260325f | 121 | void fill_default_server_options(ServerOptions * options); |
8efc0c15 | 122 | |
5260325f | 123 | #endif /* SERVCONF_H */ |