/* samba -- Unix SMB/CIFS implementation. Client credentials structure Copyright (C) Jelmer Vernooij 2004-2006 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __CREDENTIALS_H__ #define __CREDENTIALS_H__ #include "util/data_blob.h" #include "librpc/gen_ndr/misc.h" struct ccache_container; /* In order of priority */ enum credentials_obtained { CRED_UNINITIALISED = 0, /* We don't even have a guess yet */ CRED_CALLBACK, /* Callback should be used to obtain value */ CRED_GUESS_ENV, /* Current value should be used, which was guessed */ CRED_GUESS_FILE, /* A guess from a file (or file pointed at in env variable) */ CRED_CALLBACK_RESULT, /* Value was obtained from a callback */ CRED_SPECIFIED /* Was explicitly specified on the command-line */ }; enum credentials_use_kerberos { CRED_AUTO_USE_KERBEROS = 0, /* Default, we try kerberos if available */ CRED_DONT_USE_KERBEROS, /* Sometimes trying kerberos just does 'bad things', so don't */ CRED_MUST_USE_KERBEROS /* Sometimes administrators are parinoid, so always do kerberos */ }; #define CLI_CRED_NTLM2 0x01 #define CLI_CRED_NTLMv2_AUTH 0x02 #define CLI_CRED_LANMAN_AUTH 0x04 #define CLI_CRED_NTLM_AUTH 0x08 #define CLI_CRED_CLEAR_AUTH 0x10 /* TODO: Push cleartext auth with this flag */ struct cli_credentials { enum credentials_obtained workstation_obtained; enum credentials_obtained username_obtained; enum credentials_obtained password_obtained; enum credentials_obtained domain_obtained; enum credentials_obtained realm_obtained; enum credentials_obtained ccache_obtained; enum credentials_obtained client_gss_creds_obtained; enum credentials_obtained principal_obtained; enum credentials_obtained keytab_obtained; enum credentials_obtained server_gss_creds_obtained; /* Threshold values (essentially a MAX() over a number of the * above) for the ccache and GSS credentials, to ensure we * regenerate/pick correctly */ enum credentials_obtained ccache_threshold; enum credentials_obtained client_gss_creds_threshold; const char *workstation; const char *username; const char *password; const char *old_password; const char *domain; const char *realm; const char *principal; const char *salt_principal; const char *bind_dn; struct samr_Password *nt_hash; struct ccache_container *ccache; struct gssapi_creds_container *client_gss_creds; struct keytab_container *keytab; struct gssapi_creds_container *server_gss_creds; const char *(*workstation_cb) (struct cli_credentials *); const char *(*password_cb) (struct cli_credentials *); const char *(*username_cb) (struct cli_credentials *); const char *(*domain_cb) (struct cli_credentials *); const char *(*realm_cb) (struct cli_credentials *); const char *(*principal_cb) (struct cli_credentials *); /* Private handle for the callback routines to use */ void *priv_data; struct creds_CredentialState *netlogon_creds; enum netr_SchannelType secure_channel_type; int kvno; struct smb_krb5_context *smb_krb5_context; /* We are flagged to get machine account details from the * secrets.ldb when we are asked for a username or password */ bool machine_account_pending; /* Is this a machine account? */ bool machine_account; /* Should we be trying to use kerberos? */ enum credentials_use_kerberos use_kerberos; /* gensec features which should be used for connections */ uint32_t gensec_features; /* Number of retries left before bailing out */ int tries; /* Whether any callback is currently running */ bool callback_running; /* an event context for anyone wanting to use the credentials */ struct event_context *ev; }; struct ldb_context; struct loadparm_context; #include "auth/credentials/credentials_proto.h" #endif /* __CREDENTIALS_H__ */