Annotation of src/usr.bin/ssh/servconf.h, Revision 1.73
1.73 ! djm 1: /* $OpenBSD: servconf.h,v 1.72 2005/12/06 22:38:27 reyk Exp $ */
1.54 stevesk 2:
1.1 deraadt 3: /*
1.13 deraadt 4: * Author: Tatu Ylonen <ylo@cs.hut.fi>
5: * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6: * All rights reserved
7: * Definitions for server configuration data and for the functions reading it.
1.18 markus 8: *
1.28 deraadt 9: * As far as I am concerned, the code I have written for this software
10: * can be used freely for any purpose. Any derived versions of this
11: * software must be clearly marked as such, and if the derived work is
12: * incompatible with the protocol description in the RFC file, it must be
13: * called by a name other than "ssh" or "Secure Shell".
1.13 deraadt 14: */
1.1 deraadt 15:
16: #ifndef SERVCONF_H
17: #define SERVCONF_H
18:
1.70 djm 19: #include "buffer.h"
20:
1.15 markus 21: #define MAX_PORTS 256 /* Max # ports. */
22:
1.13 deraadt 23: #define MAX_ALLOW_USERS 256 /* Max # users on allow list. */
24: #define MAX_DENY_USERS 256 /* Max # users on deny list. */
25: #define MAX_ALLOW_GROUPS 256 /* Max # groups on allow list. */
26: #define MAX_DENY_GROUPS 256 /* Max # groups on deny list. */
1.24 jakob 27: #define MAX_SUBSYSTEMS 256 /* Max # subsystems. */
1.31 markus 28: #define MAX_HOSTKEYS 256 /* Max # hostkeys. */
1.68 djm 29: #define MAX_ACCEPT_ENV 256 /* Max # of env vars. */
1.13 deraadt 30:
1.38 markus 31: /* permit_root_login */
32: #define PERMIT_NOT_SET -1
33: #define PERMIT_NO 0
34: #define PERMIT_FORCED_ONLY 1
35: #define PERMIT_NO_PASSWD 2
36: #define PERMIT_YES 3
37:
1.69 dtucker 38: #define DEFAULT_AUTH_FAIL_MAX 6 /* Default for MaxAuthTries */
1.38 markus 39:
1.13 deraadt 40: typedef struct {
1.32 markus 41: u_int num_ports;
42: u_int ports_from_cmdline;
1.15 markus 43: u_short ports[MAX_PORTS]; /* Port number to listen on. */
44: char *listen_addr; /* Address on which the server listens. */
45: struct addrinfo *listen_addrs; /* Addresses on which the server listens. */
1.71 djm 46: int address_family; /* Address family used by the server. */
1.31 markus 47: char *host_key_files[MAX_HOSTKEYS]; /* Files containing host keys. */
48: int num_host_key_files; /* Number of files for host keys. */
1.19 markus 49: char *pid_file; /* Where to put our pid */
1.13 deraadt 50: int server_key_bits;/* Size of the server key. */
51: int login_grace_time; /* Disconnect if no auth in this time
52: * (sec). */
53: int key_regeneration_time; /* Server key lifetime (seconds). */
1.38 markus 54: int permit_root_login; /* PERMIT_*, see above */
1.13 deraadt 55: int ignore_rhosts; /* Ignore .rhosts and .shosts. */
56: int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts
57: * for RhostsRsaAuth */
58: int print_motd; /* If true, print /etc/motd. */
1.39 stevesk 59: int print_lastlog; /* If true, print lastlog */
1.13 deraadt 60: int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */
61: int x11_display_offset; /* What DISPLAY number to start
62: * searching at */
1.52 stevesk 63: int x11_use_localhost; /* If true, use localhost for fake X11 server. */
1.23 markus 64: char *xauth_location; /* Location of xauth program */
1.13 deraadt 65: int strict_modes; /* If true, require string home dir modes. */
1.66 markus 66: int tcp_keep_alive; /* If true, set SO_KEEPALIVE. */
1.37 markus 67: char *ciphers; /* Supported SSH2 ciphers. */
68: char *macs; /* Supported SSH2 macs. */
69: int protocol; /* Supported protocol versions. */
1.21 markus 70: int gateway_ports; /* If true, allow remote connects to forwarded ports. */
1.13 deraadt 71: SyslogFacility log_facility; /* Facility for system logging. */
72: LogLevel log_level; /* Level for system logging. */
73: int rhosts_rsa_authentication; /* If true, permit rhosts RSA
74: * authentication. */
1.40 markus 75: int hostbased_authentication; /* If true, permit ssh2 hostbased auth */
76: int hostbased_uses_name_from_packet_only; /* experimental */
1.13 deraadt 77: int rsa_authentication; /* If true, permit RSA authentication. */
1.31 markus 78: int pubkey_authentication; /* If true, permit ssh2 pubkey authentication. */
1.13 deraadt 79: int kerberos_authentication; /* If true, permit Kerberos
80: * authentication. */
81: int kerberos_or_local_passwd; /* If true, permit kerberos
82: * and any other password
83: * authentication mechanism,
84: * such as SecurID or
85: * /etc/passwd */
86: int kerberos_ticket_cleanup; /* If true, destroy ticket
87: * file on logout. */
1.67 jakob 88: int kerberos_get_afs_token; /* If true, try to get AFS token if
89: * authenticated with Kerberos. */
1.64 markus 90: int gss_authentication; /* If true, permit GSSAPI authentication */
91: int gss_cleanup_creds; /* If true, destroy cred cache on logout */
1.13 deraadt 92: int password_authentication; /* If true, permit password
93: * authentication. */
1.29 markus 94: int kbd_interactive_authentication; /* If true, permit */
1.42 markus 95: int challenge_response_authentication;
1.13 deraadt 96: int permit_empty_passwd; /* If false, do not permit empty
97: * passwords. */
1.59 markus 98: int permit_user_env; /* If true, read ~/.ssh/environment */
1.13 deraadt 99: int use_login; /* If true, login(1) is used */
1.58 markus 100: int compression; /* If true, compression is allowed */
1.30 markus 101: int allow_tcp_forwarding;
1.32 markus 102: u_int num_allow_users;
1.13 deraadt 103: char *allow_users[MAX_ALLOW_USERS];
1.32 markus 104: u_int num_deny_users;
1.13 deraadt 105: char *deny_users[MAX_DENY_USERS];
1.32 markus 106: u_int num_allow_groups;
1.13 deraadt 107: char *allow_groups[MAX_ALLOW_GROUPS];
1.32 markus 108: u_int num_deny_groups;
1.13 deraadt 109: char *deny_groups[MAX_DENY_GROUPS];
1.24 jakob 110:
1.32 markus 111: u_int num_subsystems;
1.24 jakob 112: char *subsystem_name[MAX_SUBSYSTEMS];
113: char *subsystem_command[MAX_SUBSYSTEMS];
1.68 djm 114:
115: u_int num_accept_env;
116: char *accept_env[MAX_ACCEPT_ENV];
1.26 markus 117:
1.27 markus 118: int max_startups_begin;
119: int max_startups_rate;
1.26 markus 120: int max_startups;
1.69 dtucker 121: int max_authtries;
1.33 markus 122: char *banner; /* SSH-2 banner message */
1.61 markus 123: int use_dns;
1.41 beck 124: int client_alive_interval; /*
1.51 deraadt 125: * poke the client this often to
126: * see if it's still there
1.41 beck 127: */
128: int client_alive_count_max; /*
1.49 stevesk 129: * If the client is unresponsive
130: * for this many intervals above,
1.51 deraadt 131: * disconnect the session
1.41 beck 132: */
1.43 markus 133:
1.44 markus 134: char *authorized_keys_file; /* File containing public keys */
135: char *authorized_keys_file2;
1.72 reyk 136:
137: int permit_tun;
1.13 deraadt 138: } ServerOptions;
1.1 deraadt 139:
1.47 markus 140: void initialize_server_options(ServerOptions *);
141: void fill_default_server_options(ServerOptions *);
1.50 markus 142: int process_server_config_line(ServerOptions *, char *, const char *, int);
1.70 djm 143: void load_server_config(const char *, Buffer *);
144: void parse_server_config(ServerOptions *, const char *, Buffer *);
1.1 deraadt 145:
1.13 deraadt 146: #endif /* SERVCONF_H */