diff options
Diffstat (limited to 'crypto/openssh/readconf.h')
| -rw-r--r-- | crypto/openssh/readconf.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/crypto/openssh/readconf.h b/crypto/openssh/readconf.h new file mode 100644 index 0000000..770ee53 --- /dev/null +++ b/crypto/openssh/readconf.h @@ -0,0 +1,152 @@ +/* + * 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". + */ + +/* RCSID("$OpenBSD: readconf.h,v 1.22 2000/10/11 20:14:39 markus Exp $"); */ +/* $FreeBSD$ */ + +#ifndef READCONF_H +#define READCONF_H + +/* Data structure for representing a forwarding request. */ + +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. */ + 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_authentication; /* Try rhosts authentication. */ + int rhosts_rsa_authentication; /* Try rhosts with RSA + * authentication. */ + int rsa_authentication; /* Try RSA authentication. */ + int dsa_authentication; /* Try DSA authentication. */ + int skey_authentication; /* Try S/Key or TIS authentication. */ +#ifdef KRB4 + int krb4_authentication; /* Try Kerberos v4 + * authentication. */ +#endif + +#ifdef KRB5 + int krb5_authentication; + int krb5_tgt_passing; +#endif /* KRB5 */ + +#ifdef AFS + int krb4_tgt_passing; /* Try Kerberos v4 tgt passing. */ + int afs_token_passing; /* Try AFS token passing. */ +#endif + int password_authentication; /* Try password + * authentication. */ + int kbd_interactive_authentication; /* Try keyboard-interactive auth. */ + char *kbd_interactive_devices; /* Keyboard-interactive auth devices. */ + 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 *ciphers; /* SSH2 ciphers in order of preference. */ + int protocol; /* Protocol in order of preference. */ + 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. */ + char *system_hostfile2; + char *user_hostfile2; + + int num_identity_files; /* Number of files for RSA identities. */ + int num_identity_files2; /* DSA identities. */ + char *identity_files[SSH_MAX_IDENTITY_FILES]; + char *identity_files2[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 */ |
