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authorDamien Miller <djm@mindrot.org>1999-10-27 13:42:43 +1000
committerDamien Miller <djm@mindrot.org>1999-10-27 13:42:43 +1000
commitd4a8b7e34dd619a4debf9a206c81db26d1402ea6 (patch)
treea47d770a2f790f40d18b0982d4e55fa7cfb1fa3b /readconf.h
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+/*
+
+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 */