freebsd-dev/crypto/openssh/readconf.h

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/* $OpenBSD: readconf.h,v 1.46 2003/04/01 10:22:21 markus Exp $ */
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/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
* Functions for reading the configuration file.
*
* 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".
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*/
#ifndef READCONF_H
#define READCONF_H
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#include "key.h"
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/* Data structure for representing a forwarding request. */
typedef struct {
u_short port; /* Port to forward. */
char *host; /* Host to connect. */
u_short host_port; /* Port to connect on host. */
} Forward;
/* Data structure for representing option data. */
typedef struct {
int forward_agent; /* Forward authentication agent. */
int forward_x11; /* Forward X11 display. */
char *xauth_location; /* Location for xauth program */
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int gateway_ports; /* Allow remote connects to forwarded ports. */
int use_privileged_port; /* Don't use privileged port if false. */
int rhosts_authentication; /* Try rhosts authentication. */
int rhosts_rsa_authentication; /* Try rhosts with RSA
* authentication. */
int rsa_authentication; /* Try RSA authentication. */
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int pubkey_authentication; /* Try ssh2 pubkey authentication. */
int hostbased_authentication; /* ssh2's rhosts_rsa */
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int challenge_response_authentication;
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/* Try S/Key or TIS, authentication. */
#if defined(KRB4) || defined(KRB5)
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int kerberos_authentication; /* Try Kerberos authentication. */
#endif
#if defined(AFS) || defined(KRB5)
int kerberos_tgt_passing; /* Try Kerberos TGT passing. */
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#endif
#ifdef AFS
int afs_token_passing; /* Try AFS token passing. */
#endif
int password_authentication; /* Try password
* authentication. */
int kbd_interactive_authentication; /* Try keyboard-interactive auth. */
char *kbd_interactive_devices; /* Keyboard-interactive auth devices. */
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int batch_mode; /* Batch mode: do not ask for passwords. */
int check_host_ip; /* Also keep track of keys for IP address */
int strict_host_key_checking; /* Strict host key checking. */
int compression; /* Compress packets in both directions. */
int compression_level; /* Compression level 1 (fast) to 9
* (best). */
int keepalives; /* Set SO_KEEPALIVE. */
LogLevel log_level; /* Level for logging. */
int port; /* Port to connect. */
int connection_attempts; /* Max attempts (seconds) before
* giving up */
int number_of_password_prompts; /* Max number of password
* prompts. */
int cipher; /* Cipher to use. */
char *ciphers; /* SSH2 ciphers in order of preference. */
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char *macs; /* SSH2 macs in order of preference. */
char *hostkeyalgorithms; /* SSH2 server key types in order of preference. */
int protocol; /* Protocol in order of preference. */
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char *hostname; /* Real host to connect. */
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char *host_key_alias; /* hostname alias for .ssh/known_hosts */
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char *proxy_command; /* Proxy command for connecting the host. */
char *user; /* User to log in as. */
int escape_char; /* Escape character; -2 = none */
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char *system_hostfile;/* Path for /etc/ssh/ssh_known_hosts. */
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char *user_hostfile; /* Path for $HOME/.ssh/known_hosts. */
char *system_hostfile2;
char *user_hostfile2;
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char *preferred_authentications;
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char *bind_address; /* local socket address for connection to sshd */
char *smartcard_device; /* Smartcard reader device */
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int num_identity_files; /* Number of files for RSA/DSA identities. */
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char *identity_files[SSH_MAX_IDENTITY_FILES];
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Key *identity_keys[SSH_MAX_IDENTITY_FILES];
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/* Local TCP/IP forward requests. */
int num_local_forwards;
Forward local_forwards[SSH_MAX_FORWARDS_PER_DIRECTION];
/* Remote TCP/IP forward requests. */
int num_remote_forwards;
Forward remote_forwards[SSH_MAX_FORWARDS_PER_DIRECTION];
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int clear_forwardings;
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int enable_ssh_keysign;
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int no_host_authentication_for_localhost;
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} Options;
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void initialize_options(Options *);
void fill_default_options(Options *);
int read_config_file(const char *, const char *, Options *);
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int
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process_config_line(Options *, const char *, char *, const char *, int, int *);
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void add_local_forward(Options *, u_short, const char *, u_short);
void add_remote_forward(Options *, u_short, const char *, u_short);
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#endif /* READCONF_H */