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samba-mirror/source3/include/auth.h
Andrew Bartlett 9068a3080b s3-auth: use typedefs in auth.h
Signed-off-by: Stefan Metzmacher <metze@samba.org>
2011-10-18 13:13:33 +11:00

149 lines
4.8 KiB
C

#ifndef _SMBAUTH_H_
#define _SMBAUTH_H_
/*
Unix SMB/CIFS implementation.
Standardised Authentication types
Copyright (C) Andrew Bartlett 2001
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/>.
*/
#include "../auth/common_auth.h"
struct gensec_security;
struct extra_auth_info {
struct dom_sid user_sid;
struct dom_sid pgid_sid;
};
struct auth_serversupplied_info {
bool guest;
bool system;
struct security_unix_token utok;
/* NT group information taken from the info3 structure */
struct security_token *security_token;
/* These are the intermediate session keys, as provided by a
* NETLOGON server and used by NTLMSSP to negotiate key
* exchange etc (which will provide the session_key in the
* auth_session_info). It is usually the same as the keys in
* the info3, but is a variable length structure here to allow
* it to be omitted if the auth module does not know it.
*/
DATA_BLOB session_key;
DATA_BLOB lm_session_key;
struct netr_SamInfo3 *info3;
/* this structure is filled *only* in pathological cases where the user
* sid or the primary group sid are not sids of the domain. Normally
* this happens only for unix accounts that have unix domain sids.
* This is checked only when info3.rid and/or info3.primary_gid are set
* to the special invalid value of 0xFFFFFFFF */
struct extra_auth_info extra;
/*
* This is a token from /etc/passwd and /etc/group
*/
bool nss_token;
char *unix_name;
};
typedef NTSTATUS (*prepare_gensec_fn)(TALLOC_CTX *mem_ctx,
struct gensec_security **gensec_context);
typedef NTSTATUS (*gensec_start_mech_by_oid_fn)(struct gensec_security *gensec_context,
const char *oid_string);
typedef NTSTATUS (*gensec_start_mech_by_authtype_fn)(struct gensec_security *gensec_context,
uint8_t auth_type,
uint8_t auth_level);
struct auth_context {
DATA_BLOB challenge;
/* Who set this up in the first place? */
const char *challenge_set_by;
bool challenge_may_be_modified;
struct auth_methods *challenge_set_method;
/* What order are the various methods in? Try to stop it changing under us */
struct auth_methods *auth_method_list;
NTSTATUS (*get_ntlm_challenge)(struct auth_context *auth_context,
uint8_t chal[8]);
NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
const struct auth_usersupplied_info *user_info,
struct auth_serversupplied_info **server_info);
NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
prepare_gensec_fn prepare_gensec;
gensec_start_mech_by_oid_fn gensec_start_mech_by_oid;
gensec_start_mech_by_authtype_fn gensec_start_mech_by_authtype;
};
typedef struct auth_methods
{
struct auth_methods *prev, *next;
const char *name; /* What name got this module */
NTSTATUS (*auth)(const struct auth_context *auth_context,
void *my_private_data,
TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
struct auth_serversupplied_info **server_info);
/* If you are using this interface, then you are probably
* getting something wrong. This interface is only for
* security=server, and makes a number of compromises to allow
* that. It is not compatible with being a PDC. */
DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
void **my_private_data,
TALLOC_CTX *mem_ctx);
/* Optional methods allowing this module to provide a way to get a gensec context */
prepare_gensec_fn prepare_gensec;
gensec_start_mech_by_oid_fn gensec_start_mech_by_oid;
gensec_start_mech_by_authtype_fn gensec_start_mech_by_authtype;
/* Used to keep tabs on things like the cli for SMB server authentication */
void *private_data;
} auth_methods;
typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
struct auth_init_function_entry {
const char *name;
/* Function to create a member of the authmethods list */
auth_init_function init;
struct auth_init_function_entry *prev, *next;
};
struct auth_ntlmssp_state;
/* Changed from 1 -> 2 to add the logon_parameters field. */
/* Changed from 2 -> 3 when we reworked many auth structures to use IDL or be in common with Samba4 */
#define AUTH_INTERFACE_VERSION 3
#include "auth/proto.h"
#endif /* _SMBAUTH_H_ */