X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/8efc0c151a0f57612e1aa0abb5b7d536db4cf76a..5c305c899bb2ae2ee614b054798047200a0943d4:/readconf.h diff --git a/readconf.h b/readconf.h index 25d02e65..29dd4f0f 100644 --- a/readconf.h +++ b/readconf.h @@ -1,17 +1,17 @@ /* - -readconf.h - -Author: Tatu Ylonen - -Copyright (c) 1995 Tatu Ylonen , Espoo, Finland - All rights reserved - -Created: Sat Apr 22 00:25:29 1995 ylo - -Functions for reading the configuration file. - -*/ + * + * readconf.h + * + * Author: Tatu Ylonen + * + * Copyright (c) 1995 Tatu Ylonen , Espoo, Finland + * All rights reserved + * + * Created: Sat Apr 22 00:25:29 1995 ylo + * + * Functions for reading the configuration file. + * + */ /* RCSID("$Id$"); */ @@ -20,97 +20,118 @@ Functions for reading the configuration file. /* 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 { + 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. */ - 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. */ +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. */ + int skey_authentication; /* Try S/Key or TIS authentication. */ #ifdef KRB4 - int kerberos_authentication; /* Try Kerberos authentication. */ + 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. */ + 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 */ + 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. */ + 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 *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. Returns 0 for legal + * options + */ +int +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, u_short port, const char *host, + u_short host_port); + +/* + * Adds a remote TCP/IP port forward to options. Never returns if there is + * an error. + */ +void +add_remote_forward(Options * options, u_short port, const char *host, + u_short host_port); + +#endif /* READCONF_H */