1 /* $OpenBSD: readconf.h,v 1.64 2004/07/11 17:48:47 deraadt Exp $ */
4 * Author: Tatu Ylonen <ylo@cs.hut.fi>
5 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
7 * Functions for reading the configuration file.
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".
21 /* Data structure for representing a forwarding request. */
24 u_short port
; /* Port to forward. */
25 char *host
; /* Host to connect. */
26 u_short host_port
; /* Port to connect on host. */
28 /* Data structure for representing option data. */
30 #define MAX_SEND_ENV 256
33 int forward_agent
; /* Forward authentication agent. */
34 int forward_x11
; /* Forward X11 display. */
35 int forward_x11_trusted
; /* Trust Forward X11 display. */
36 char *xauth_location
; /* Location for xauth program */
37 int gateway_ports
; /* Allow remote connects to forwarded ports. */
38 int use_privileged_port
; /* Don't use privileged port if false. */
39 int rhosts_rsa_authentication
; /* Try rhosts with RSA
41 int rsa_authentication
; /* Try RSA authentication. */
42 int pubkey_authentication
; /* Try ssh2 pubkey authentication. */
43 int hostbased_authentication
; /* ssh2's rhosts_rsa */
44 int challenge_response_authentication
;
45 /* Try S/Key or TIS, authentication. */
46 int gss_authentication
; /* Try GSS authentication */
47 int gss_deleg_creds
; /* Delegate GSS credentials */
48 int password_authentication
; /* Try password
50 int kbd_interactive_authentication
; /* Try keyboard-interactive auth. */
51 char *kbd_interactive_devices
; /* Keyboard-interactive auth devices. */
52 int batch_mode
; /* Batch mode: do not ask for passwords. */
53 int check_host_ip
; /* Also keep track of keys for IP address */
54 int strict_host_key_checking
; /* Strict host key checking. */
55 int compression
; /* Compress packets in both directions. */
56 int compression_level
; /* Compression level 1 (fast) to 9
58 int tcp_keep_alive
; /* Set SO_KEEPALIVE. */
59 LogLevel log_level
; /* Level for logging. */
61 int port
; /* Port to connect. */
63 int connection_attempts
; /* Max attempts (seconds) before
65 int connection_timeout
; /* Max time (seconds) before
66 * aborting connection attempt */
67 int number_of_password_prompts
; /* Max number of password
69 int cipher
; /* Cipher to use. */
70 char *ciphers
; /* SSH2 ciphers in order of preference. */
71 char *macs
; /* SSH2 macs in order of preference. */
72 char *hostkeyalgorithms
; /* SSH2 server key types in order of preference. */
73 int protocol
; /* Protocol in order of preference. */
74 char *hostname
; /* Real host to connect. */
75 char *host_key_alias
; /* hostname alias for .ssh/known_hosts */
76 char *proxy_command
; /* Proxy command for connecting the host. */
77 char *user
; /* User to log in as. */
78 int escape_char
; /* Escape character; -2 = none */
80 char *system_hostfile
;/* Path for /etc/ssh/ssh_known_hosts. */
81 char *user_hostfile
; /* Path for $HOME/.ssh/known_hosts. */
82 char *system_hostfile2
;
84 char *preferred_authentications
;
85 char *bind_address
; /* local socket address for connection to sshd */
86 char *smartcard_device
; /* Smartcard reader device */
87 int verify_host_key_dns
; /* Verify host key using DNS */
89 int num_identity_files
; /* Number of files for RSA/DSA identities. */
90 char *identity_files
[SSH_MAX_IDENTITY_FILES
];
91 Key
*identity_keys
[SSH_MAX_IDENTITY_FILES
];
93 /* Local TCP/IP forward requests. */
94 int num_local_forwards
;
95 Forward local_forwards
[SSH_MAX_FORWARDS_PER_DIRECTION
];
97 /* Remote TCP/IP forward requests. */
98 int num_remote_forwards
;
99 Forward remote_forwards
[SSH_MAX_FORWARDS_PER_DIRECTION
];
100 int clear_forwardings
;
102 int enable_ssh_keysign
;
104 int no_host_authentication_for_localhost
;
106 int server_alive_interval
;
107 int server_alive_count_max
;
110 char *send_env
[MAX_SEND_ENV
];
117 void initialize_options(Options
*);
118 void fill_default_options(Options
*);
119 int read_config_file(const char *, const char *, Options
*, int);
122 process_config_line(Options
*, const char *, char *, const char *, int, int *);
124 void add_local_forward(Options
*, u_short
, const char *, u_short
);
125 void add_remote_forward(Options
*, u_short
, const char *, u_short
);
127 #endif /* READCONF_H */