-/*
-
-readconf.h
-
-Author: Tatu Ylonen <ylo@cs.hut.fi>
-
-Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
- All rights reserved
-
-Created: Sat Apr 22 00:25:29 1995 ylo
+/* $OpenBSD: readconf.h,v 1.81 2010/01/09 23:04:13 dtucker Exp $ */
-Functions for reading the configuration file.
-
-*/
-
-/* RCSID("$Id$"); */
+/*
+ * 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
-{
- int port; /* Port to forward. */
- char *host; /* Host to connect. */
- int host_port; /* Port to connect on host. */
-} Forward;
-
+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. */
+} Forward;
/* Data structure for representing option data. */
-typedef struct
-{
- int forward_agent; /* Forward authentication agent. */
- int forward_x11; /* Forward X11 display. */
- 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. */
-#ifdef KRB4
- int kerberos_authentication; /* Try Kerberos authentication. */
-#endif
-#ifdef AFS
- int kerberos_tgt_passing; /* Try Kerberos tgt passing. */
- int afs_token_passing; /* Try AFS token passing. */
-#endif
- int password_authentication; /* Try password authentication. */
- int fallback_to_rsh; /* Use rsh if cannot connect with ssh. */
- int use_rsh; /* Always use rsh (don\'t try ssh). */
- 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. */
-
- 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 *hostname; /* Real host to connect. */
- 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_known_hosts. */
- char *user_hostfile; /* Path for $HOME/.ssh/known_hosts. */
-
- int num_identity_files; /* Number of files for RSA identities. */
- char *identity_files[SSH_MAX_IDENTITY_FILES];
-
- /* 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];
-} Options;
-
-
-/* Initializes options to special values that indicate that they have not
- yet been set. Read_config_file will only set options with this value.
- Options are processed in the following order: command line, user config
- file, system config file. Last, fill_default_options is called. */
-void initialize_options(Options *options);
-
-/* Called after processing other sources of option data, this fills those
- options for which no value has been specified with their default values. */
-void fill_default_options(Options *options);
-
-/* Processes a single option line as used in the configuration files.
- This only sets those values that have not already been set. */
-void process_config_line(Options *options, const char *host,
- char *line, const char *filename, int linenum,
- int *activep);
-
-/* Reads the config file and modifies the options accordingly. Options should
- already be initialized before this call. This never returns if there
- is an error. If the file does not exist, this returns immediately. */
-void read_config_file(const char *filename, const char *host,
- Options *options);
-
-/* Adds a local TCP/IP port forward to options. Never returns if there
- is an error. */
-void add_local_forward(Options *options, int port, const char *host,
- int host_port);
-
-/* Adds a remote TCP/IP port forward to options. Never returns if there
- is an error. */
-void add_remote_forward(Options *options, int port, const char *host,
- int host_port);
-
-
-#endif /* READCONF_H */
+#define MAX_SEND_ENV 256
+
+typedef struct {
+ int forward_agent; /* Forward authentication agent. */
+ int forward_x11; /* Forward X11 display. */
+ 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. */
+ 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. */
+ 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 *smartcard_device; /* Smartcard reader device */
+ 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[SSH_MAX_FORWARDS_PER_DIRECTION];
+
+ /* Remote TCP/IP forward requests. */
+ int num_remote_forwards;
+ Forward remote_forwards[SSH_MAX_FORWARDS_PER_DIRECTION];
+ 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 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;
+
+} 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 */
andersk / openssh.git / blobdiff