+/* $OpenBSD: servconf.h,v 1.90 2010/01/13 03:48:13 djm Exp $ */
+
/*
- *
- * servconf.h
- *
* Author: Tatu Ylonen <ylo@cs.hut.fi>
- *
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
- *
- * Created: Mon Aug 21 15:35:03 1995 ylo
- *
* Definitions for server configuration data and for the functions reading it.
*
+ * 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: servconf.h,v 1.25 2000/06/20 01:39:44 markus Exp $"); */
-
#ifndef SERVCONF_H
#define SERVCONF_H
#define MAX_ALLOW_GROUPS 256 /* Max # groups on allow list. */
#define MAX_DENY_GROUPS 256 /* Max # groups on deny list. */
#define MAX_SUBSYSTEMS 256 /* Max # subsystems. */
+#define MAX_HOSTKEYS 256 /* Max # hostkeys. */
+#define MAX_ACCEPT_ENV 256 /* Max # of env vars. */
+#define MAX_MATCH_GROUPS 256 /* Max # of groups for Match. */
+
+/* permit_root_login */
+#define PERMIT_NOT_SET -1
+#define PERMIT_NO 0
+#define PERMIT_FORCED_ONLY 1
+#define PERMIT_NO_PASSWD 2
+#define PERMIT_YES 3
+
+#define DEFAULT_AUTH_FAIL_MAX 6 /* Default for MaxAuthTries */
+#define DEFAULT_SESSIONS_MAX 10 /* Default for MaxSessions */
+
+/* Magic name for internal sftp-server */
+#define INTERNAL_SFTP_NAME "internal-sftp"
typedef struct {
- unsigned int num_ports;
- unsigned int ports_from_cmdline;
- u_short ports[MAX_PORTS]; /* Port number to listen on. */
+ u_int num_ports;
+ u_int ports_from_cmdline;
+ int ports[MAX_PORTS]; /* Port number to listen on. */
char *listen_addr; /* Address on which the server listens. */
struct addrinfo *listen_addrs; /* Addresses on which the server listens. */
- char *host_key_file; /* File containing host key. */
- char *host_dsa_key_file; /* File containing dsa host key. */
+ int address_family; /* Address family used by the server. */
+ char *host_key_files[MAX_HOSTKEYS]; /* Files containing host keys. */
+ int num_host_key_files; /* Number of files for host keys. */
char *pid_file; /* Where to put our pid */
int server_key_bits;/* Size of the server key. */
int login_grace_time; /* Disconnect if no auth in this time
* (sec). */
int key_regeneration_time; /* Server key lifetime (seconds). */
- int permit_root_login; /* If true, permit root login. */
+ int permit_root_login; /* PERMIT_*, see above */
int ignore_rhosts; /* Ignore .rhosts and .shosts. */
int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts
* for RhostsRsaAuth */
int print_motd; /* If true, print /etc/motd. */
- int check_mail; /* If true, check for new mail. */
+ int print_lastlog; /* If true, print lastlog */
int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */
int x11_display_offset; /* What DISPLAY number to start
* searching at */
+ int x11_use_localhost; /* If true, use localhost for fake X11 server. */
char *xauth_location; /* Location of xauth program */
int strict_modes; /* If true, require string home dir modes. */
- int keepalives; /* If true, set SO_KEEPALIVE. */
- char *ciphers; /* Ciphers in order of preference. */
- int protocol; /* Protocol in order of preference. */
+ int tcp_keep_alive; /* If true, set SO_KEEPALIVE. */
+ char *ciphers; /* Supported SSH2 ciphers. */
+ char *macs; /* Supported SSH2 macs. */
+ int protocol; /* Supported protocol versions. */
int gateway_ports; /* If true, allow remote connects to forwarded ports. */
SyslogFacility log_facility; /* Facility for system logging. */
LogLevel log_level; /* Level for system logging. */
- int rhosts_authentication; /* If true, permit rhosts
- * authentication. */
int rhosts_rsa_authentication; /* If true, permit rhosts RSA
* authentication. */
+ int hostbased_authentication; /* If true, permit ssh2 hostbased auth */
+ int hostbased_uses_name_from_packet_only; /* experimental */
int rsa_authentication; /* If true, permit RSA authentication. */
- int dsa_authentication; /* If true, permit DSA authentication. */
-#ifdef KRB4
+ int pubkey_authentication; /* If true, permit ssh2 pubkey authentication. */
int kerberos_authentication; /* If true, permit Kerberos
* authentication. */
int kerberos_or_local_passwd; /* If true, permit kerberos
* /etc/passwd */
int kerberos_ticket_cleanup; /* If true, destroy ticket
* file on logout. */
-#endif
-#ifdef AFS
- int kerberos_tgt_passing; /* If true, permit Kerberos tgt
- * passing. */
- int afs_token_passing; /* If true, permit AFS token passing. */
-#endif
+ int kerberos_get_afs_token; /* If true, try to get AFS token if
+ * authenticated with Kerberos. */
+ int gss_authentication; /* If true, permit GSSAPI authentication */
+ int gss_cleanup_creds; /* If true, destroy cred cache on logout */
int password_authentication; /* If true, permit password
* authentication. */
-#ifdef SKEY
- int skey_authentication; /* If true, permit s/key
- * authentication. */
-#endif
+ int kbd_interactive_authentication; /* If true, permit */
+ int challenge_response_authentication;
+ int zero_knowledge_password_authentication;
+ /* If true, permit jpake auth */
int permit_empty_passwd; /* If false, do not permit empty
* passwords. */
+ int permit_user_env; /* If true, read ~/.ssh/environment */
int use_login; /* If true, login(1) is used */
- unsigned int num_allow_users;
+ int compression; /* If true, compression is allowed */
+ int allow_tcp_forwarding;
+ int allow_agent_forwarding;
+ u_int num_allow_users;
char *allow_users[MAX_ALLOW_USERS];
- unsigned int num_deny_users;
+ u_int num_deny_users;
char *deny_users[MAX_DENY_USERS];
- unsigned int num_allow_groups;
+ u_int num_allow_groups;
char *allow_groups[MAX_ALLOW_GROUPS];
- unsigned int num_deny_groups;
+ u_int num_deny_groups;
char *deny_groups[MAX_DENY_GROUPS];
- unsigned int num_subsystems;
+ u_int num_subsystems;
char *subsystem_name[MAX_SUBSYSTEMS];
char *subsystem_command[MAX_SUBSYSTEMS];
-} ServerOptions;
-/*
- * Initializes the server options to special values that indicate that they
- * have not yet been set.
- */
-void initialize_server_options(ServerOptions * options);
+ char *subsystem_args[MAX_SUBSYSTEMS];
-/*
- * Reads the server configuration file. This only sets the values for those
- * options that have the special value indicating they have not been set.
- */
-void read_server_config(ServerOptions * options, const char *filename);
+ u_int num_accept_env;
+ char *accept_env[MAX_ACCEPT_ENV];
+
+ int max_startups_begin;
+ int max_startups_rate;
+ int max_startups;
+ int max_authtries;
+ int max_sessions;
+ char *banner; /* SSH-2 banner message */
+ int use_dns;
+ int client_alive_interval; /*
+ * poke the client this often to
+ * see if it's still there
+ */
+ int client_alive_count_max; /*
+ * If the client is unresponsive
+ * for this many intervals above,
+ * disconnect the session
+ */
+
+ char *authorized_keys_file; /* File containing public keys */
+ char *authorized_keys_file2;
+
+ char *adm_forced_command;
+
+ int use_pam; /* Enable auth via PAM */
+
+ int permit_tun;
+
+ int num_permitted_opens;
+
+ char *chroot_directory;
+} ServerOptions;
-/* Sets values for those values that have not yet been set. */
-void fill_default_server_options(ServerOptions * options);
+void initialize_server_options(ServerOptions *);
+void fill_default_server_options(ServerOptions *);
+int process_server_config_line(ServerOptions *, char *, const char *, int,
+ int *, const char *, const char *, const char *);
+void load_server_config(const char *, Buffer *);
+void parse_server_config(ServerOptions *, const char *, Buffer *,
+ const char *, const char *, const char *);
+void parse_server_match_config(ServerOptions *, const char *, const char *,
+ const char *);
+void copy_set_server_options(ServerOptions *, ServerOptions *, int);
+void dump_config(ServerOptions *);
+char *derelativise_path(const char *);
#endif /* SERVCONF_H */