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/*
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CREDENTIALS_H__
#define __CREDENTIALS_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;
#include "auth/credentials/credentials_proto.h"
#endif /* __CREDENTIALS_H__ */
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