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| Current File : //compat/linux/proc/68247/cwd/usr/src/crypto/openssh/readconf.h |
/* $OpenBSD: readconf.h,v 1.88 2010/11/13 23:27:50 djm Exp $ */
/* $FreeBSD: release/9.1.0/crypto/openssh/readconf.h 224640 2011-08-03 20:00:36Z brooks $ */
/*
* 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".
*/
#ifndef READCONF_H
#define READCONF_H
/* Data structure for representing a forwarding request. */
typedef struct {
char *listen_host; /* Host (address) to listen on. */
int listen_port; /* Port to forward. */
char *connect_host; /* Host to connect. */
int connect_port; /* Port to connect on connect_host. */
int allocated_port; /* Dynamically allocated listen port */
} Forward;
/* Data structure for representing option data. */
#define MAX_SEND_ENV 256
typedef struct {
int forward_agent; /* Forward authentication agent. */
int forward_x11; /* Forward X11 display. */
int forward_x11_timeout; /* Expiration for Cookies */
int forward_x11_trusted; /* Trust Forward X11 display. */
int exit_on_forward_failure; /* Exit if bind(2) fails for -L/-R */
char *xauth_location; /* Location for xauth program */
int gateway_ports; /* Allow remote connects to forwarded ports. */
int use_privileged_port; /* Don't use privileged port if false. */
int rhosts_rsa_authentication; /* Try rhosts with RSA
* authentication. */
int rsa_authentication; /* Try RSA authentication. */
int pubkey_authentication; /* Try ssh2 pubkey authentication. */
int hostbased_authentication; /* ssh2's rhosts_rsa */
int challenge_response_authentication;
/* Try S/Key or TIS, authentication. */
int gss_authentication; /* Try GSS authentication */
int gss_deleg_creds; /* Delegate GSS credentials */
int password_authentication; /* Try password
* authentication. */
int kbd_interactive_authentication; /* Try keyboard-interactive auth. */
char *kbd_interactive_devices; /* Keyboard-interactive auth devices. */
int zero_knowledge_password_authentication; /* Try jpake */
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 tcp_keep_alive; /* Set SO_KEEPALIVE. */
int ip_qos_interactive; /* IP ToS/DSCP/class for interactive */
int ip_qos_bulk; /* IP ToS/DSCP/class for bulk traffic */
LogLevel log_level; /* Level for logging. */
int port; /* Port to connect. */
int address_family;
int connection_attempts; /* Max attempts (seconds) before
* giving up */
int connection_timeout; /* Max time (seconds) before
* aborting connection attempt */
int number_of_password_prompts; /* Max number of password
* prompts. */
int cipher; /* Cipher to use. */
char *ciphers; /* SSH2 ciphers in order of preference. */
char *macs; /* SSH2 macs in order of preference. */
char *hostkeyalgorithms; /* SSH2 server key types in order of preference. */
char *kex_algorithms; /* SSH2 kex methods in order of preference. */
int protocol; /* Protocol in order of preference. */
char *hostname; /* Real host to connect. */
char *host_key_alias; /* hostname alias for .ssh/known_hosts */
char *proxy_command; /* Proxy command for connecting the host. */
char *user; /* User to log in as. */
int escape_char; /* Escape character; -2 = none */
char *system_hostfile;/* Path for /etc/ssh/ssh_known_hosts. */
char *user_hostfile; /* Path for $HOME/.ssh/known_hosts. */
char *system_hostfile2;
char *user_hostfile2;
char *preferred_authentications;
char *bind_address; /* local socket address for connection to sshd */
char *pkcs11_provider; /* PKCS#11 provider */
int verify_host_key_dns; /* Verify host key using DNS */
int num_identity_files; /* Number of files for RSA/DSA identities. */
char *identity_files[SSH_MAX_IDENTITY_FILES];
Key *identity_keys[SSH_MAX_IDENTITY_FILES];
/* Local TCP/IP forward requests. */
int num_local_forwards;
Forward *local_forwards;
/* Remote TCP/IP forward requests. */
int num_remote_forwards;
Forward *remote_forwards;
int clear_forwardings;
int enable_ssh_keysign;
int64_t rekey_limit;
int no_host_authentication_for_localhost;
int identities_only;
int server_alive_interval;
int server_alive_count_max;
int num_send_env;
char *send_env[MAX_SEND_ENV];
char *control_path;
int control_master;
int control_persist; /* ControlPersist flag */
int control_persist_timeout; /* ControlPersist timeout (seconds) */
int hash_known_hosts;
int tun_open; /* tun(4) */
int tun_local; /* force tun device (optional) */
int tun_remote; /* force tun device (optional) */
char *local_command;
int permit_local_command;
int visual_host_key;
int use_roaming;
int hpn_disabled; /* Switch to disable HPN buffer management. */
int hpn_buffer_size; /* User definable size for HPN buffer
* window. */
int tcp_rcv_buf_poll; /* Option to poll recv buf every window
* transfer. */
int tcp_rcv_buf; /* User switch to set tcp recv buffer. */
#ifdef NONE_CIPHER_ENABLED
int none_enabled; /* Allow none to be used */
int none_switch; /* Use none cipher */
#endif
} Options;
#define SSHCTL_MASTER_NO 0
#define SSHCTL_MASTER_YES 1
#define SSHCTL_MASTER_AUTO 2
#define SSHCTL_MASTER_ASK 3
#define SSHCTL_MASTER_AUTO_ASK 4
void initialize_options(Options *);
void fill_default_options(Options *);
int read_config_file(const char *, const char *, Options *, int);
int parse_forward(Forward *, const char *, int, int);
int
process_config_line(Options *, const char *, char *, const char *, int, int *);
void add_local_forward(Options *, const Forward *);
void add_remote_forward(Options *, const Forward *);
#endif /* READCONF_H */