diff options
Diffstat (limited to 'readconf.h')
| -rw-r--r-- | readconf.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/readconf.h b/readconf.h new file mode 100644 index 00000000..71655bd2 --- /dev/null +++ b/readconf.h @@ -0,0 +1,116 @@ +/* + +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 + +Functions for reading the configuration file. + +*/ + +/* RCSID("$Id: readconf.h,v 1.1 1999/10/27 03:42:44 damien Exp $"); */ + +#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; + +/* 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 */ |