| /* $OpenBSD: readconf.h,v 1.91 2011/09/23 07:45:05 markus Exp $ */ |
| |
| /* |
| * 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 */ |
| int handle; /* Handle for dynamic listen ports */ |
| } Forward; |
| /* Data structure for representing option data. */ |
| |
| #define MAX_SEND_ENV 256 |
| #define SSH_MAX_HOSTS_FILES 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 */ |
| |
| u_int num_system_hostfiles; /* Paths for /etc/ssh/ssh_known_hosts */ |
| char *system_hostfiles[SSH_MAX_HOSTS_FILES]; |
| u_int num_user_hostfiles; /* Path for $HOME/.ssh/known_hosts */ |
| char *user_hostfiles[SSH_MAX_HOSTS_FILES]; |
| 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 request_tty; |
| } 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 |
| |
| #define REQUEST_TTY_AUTO 0 |
| #define REQUEST_TTY_NO 1 |
| #define REQUEST_TTY_YES 2 |
| #define REQUEST_TTY_FORCE 3 |
| |
| 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 */ |
