andersk Git - openssh.git/blame_incremental

... / ...

Commit	Line	Data
	1	/*
	2	* Author: Tatu Ylonen <ylo@cs.hut.fi>
	3	* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
	4	* All rights reserved
	5	* Functions for reading the configuration file.
	6	*
	7	* As far as I am concerned, the code I have written for this software
	8	* can be used freely for any purpose. Any derived versions of this
	9	* software must be clearly marked as such, and if the derived work is
	10	* incompatible with the protocol description in the RFC file, it must be
	11	* called by a name other than "ssh" or "Secure Shell".
	12	*/
	13
	14	/* RCSID("$OpenBSD: readconf.h,v 1.23 2000/11/12 19:50:37 markus Exp $"); */
	15
	16	#ifndef READCONF_H
	17	#define READCONF_H
	18
	19	/* Data structure for representing a forwarding request. */
	20
	21	typedef struct {
	22	u_short port; /* Port to forward. */
	23	char host; / Host to connect. */
	24	u_short host_port; /* Port to connect on host. */
	25	} Forward;
	26	/* Data structure for representing option data. */
	27
	28	typedef struct {
	29	int forward_agent; /* Forward authentication agent. */
	30	int forward_x11; /* Forward X11 display. */
	31	char xauth_location; / Location for xauth program */
	32	int gateway_ports; /* Allow remote connects to forwarded ports. */
	33	int use_privileged_port; /* Don't use privileged port if false. */
	34	int rhosts_authentication; /* Try rhosts authentication. */
	35	int rhosts_rsa_authentication; /* Try rhosts with RSA
	36	* authentication. */
	37	int rsa_authentication; /* Try RSA authentication. */
	38	int pubkey_authentication; /* Try ssh2 pubkey authentication. */
	39	int skey_authentication; /* Try S/Key or TIS authentication. */
	40	#ifdef KRB4
	41	int kerberos_authentication; /* Try Kerberos
	42	* authentication. */
	43	#endif
	44	#ifdef AFS
	45	int kerberos_tgt_passing; /* Try Kerberos tgt passing. */
	46	int afs_token_passing; /* Try AFS token passing. */
	47	#endif
	48	int password_authentication; /* Try password
	49	* authentication. */
	50	int kbd_interactive_authentication; /* Try keyboard-interactive auth. */
	51	char kbd_interactive_devices; / Keyboard-interactive auth devices. */
	52	int fallback_to_rsh;/* Use rsh if cannot connect with ssh. */
	53	int use_rsh; /* Always use rsh (don\'t try ssh). */
	54	int batch_mode; /* Batch mode: do not ask for passwords. */
	55	int check_host_ip; /* Also keep track of keys for IP address */
	56	int strict_host_key_checking; /* Strict host key checking. */
	57	int compression; /* Compress packets in both directions. */
	58	int compression_level; /* Compression level 1 (fast) to 9
	59	* (best). */
	60	int keepalives; /* Set SO_KEEPALIVE. */
	61	LogLevel log_level; /* Level for logging. */
	62
	63	int port; /* Port to connect. */
	64	int connection_attempts; /* Max attempts (seconds) before
	65	* giving up */
	66	int number_of_password_prompts; /* Max number of password
	67	* prompts. */
	68	int cipher; /* Cipher to use. */
	69	char ciphers; / SSH2 ciphers in order of preference. */
	70	int protocol; /* Protocol in order of preference. */
	71	char hostname; / Real host to connect. */
	72	char proxy_command; / Proxy command for connecting the host. */
	73	char user; / User to log in as. */
	74	int escape_char; /* Escape character; -2 = none */
	75
	76	char system_hostfile;/ Path for /etc/ssh_known_hosts. */
	77	char user_hostfile; / Path for $HOME/.ssh/known_hosts. */
	78	char *system_hostfile2;
	79	char *user_hostfile2;
	80
	81	int num_identity_files; /* Number of files for RSA/DSA identities. */
	82	char *identity_files[SSH_MAX_IDENTITY_FILES];
	83	int identity_files_type[SSH_MAX_IDENTITY_FILES];
	84
	85	/* Local TCP/IP forward requests. */
	86	int num_local_forwards;
	87	Forward local_forwards[SSH_MAX_FORWARDS_PER_DIRECTION];
	88
	89	/* Remote TCP/IP forward requests. */
	90	int num_remote_forwards;
	91	Forward remote_forwards[SSH_MAX_FORWARDS_PER_DIRECTION];
	92	} Options;
	93
	94
	95	/*
	96	* Initializes options to special values that indicate that they have not yet
	97	* been set. Read_config_file will only set options with this value. Options
	98	* are processed in the following order: command line, user config file,
	99	* system config file. Last, fill_default_options is called.
	100	*/
	101	void initialize_options(Options * options);
	102
	103	/*
	104	* Called after processing other sources of option data, this fills those
	105	* options for which no value has been specified with their default values.
	106	*/
	107	void fill_default_options(Options * options);
	108
	109	/*
	110	* Processes a single option line as used in the configuration files. This
	111	* only sets those values that have not already been set. Returns 0 for legal
	112	* options
	113	*/
	114	int
	115	process_config_line(Options * options, const char *host,
	116	char line, const char filename, int linenum,
	117	int *activep);
	118
	119	/*
	120	* Reads the config file and modifies the options accordingly. Options
	121	* should already be initialized before this call. This never returns if
	122	* there is an error. If the file does not exist, this returns immediately.
	123	*/
	124	void
	125	read_config_file(const char filename, const char host,
	126	Options * options);
	127
	128	/*
	129	* Adds a local TCP/IP port forward to options. Never returns if there is an
	130	* error.
	131	*/
	132	void
	133	add_local_forward(Options * options, u_short port, const char *host,
	134	u_short host_port);
	135
	136	/*
	137	* Adds a remote TCP/IP port forward to options. Never returns if there is
	138	* an error.
	139	*/
	140	void
	141	add_remote_forward(Options * options, u_short port, const char *host,
	142	u_short host_port);
	143
	144	#endif /* READCONF_H */