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9068a3080b
Signed-off-by: Stefan Metzmacher <metze@samba.org>
149 lines
4.8 KiB
C
149 lines
4.8 KiB
C
#ifndef _SMBAUTH_H_
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#define _SMBAUTH_H_
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/*
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Unix SMB/CIFS implementation.
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Standardised Authentication types
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Copyright (C) Andrew Bartlett 2001
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../auth/common_auth.h"
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struct gensec_security;
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struct extra_auth_info {
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struct dom_sid user_sid;
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struct dom_sid pgid_sid;
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};
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struct auth_serversupplied_info {
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bool guest;
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bool system;
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struct security_unix_token utok;
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/* NT group information taken from the info3 structure */
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struct security_token *security_token;
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/* These are the intermediate session keys, as provided by a
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* NETLOGON server and used by NTLMSSP to negotiate key
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* exchange etc (which will provide the session_key in the
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* auth_session_info). It is usually the same as the keys in
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* the info3, but is a variable length structure here to allow
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* it to be omitted if the auth module does not know it.
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*/
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DATA_BLOB session_key;
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DATA_BLOB lm_session_key;
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struct netr_SamInfo3 *info3;
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/* this structure is filled *only* in pathological cases where the user
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* sid or the primary group sid are not sids of the domain. Normally
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* this happens only for unix accounts that have unix domain sids.
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* This is checked only when info3.rid and/or info3.primary_gid are set
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* to the special invalid value of 0xFFFFFFFF */
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struct extra_auth_info extra;
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/*
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* This is a token from /etc/passwd and /etc/group
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*/
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bool nss_token;
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char *unix_name;
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};
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typedef NTSTATUS (*prepare_gensec_fn)(TALLOC_CTX *mem_ctx,
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struct gensec_security **gensec_context);
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typedef NTSTATUS (*gensec_start_mech_by_oid_fn)(struct gensec_security *gensec_context,
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const char *oid_string);
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typedef NTSTATUS (*gensec_start_mech_by_authtype_fn)(struct gensec_security *gensec_context,
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uint8_t auth_type,
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uint8_t auth_level);
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struct auth_context {
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DATA_BLOB challenge;
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/* Who set this up in the first place? */
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const char *challenge_set_by;
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bool challenge_may_be_modified;
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struct auth_methods *challenge_set_method;
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/* What order are the various methods in? Try to stop it changing under us */
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struct auth_methods *auth_method_list;
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NTSTATUS (*get_ntlm_challenge)(struct auth_context *auth_context,
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uint8_t chal[8]);
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NTSTATUS (*check_ntlm_password)(const struct auth_context *auth_context,
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const struct auth_usersupplied_info *user_info,
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struct auth_serversupplied_info **server_info);
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NTSTATUS (*nt_status_squash)(NTSTATUS nt_status);
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prepare_gensec_fn prepare_gensec;
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gensec_start_mech_by_oid_fn gensec_start_mech_by_oid;
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gensec_start_mech_by_authtype_fn gensec_start_mech_by_authtype;
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};
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typedef struct auth_methods
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{
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struct auth_methods *prev, *next;
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const char *name; /* What name got this module */
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NTSTATUS (*auth)(const struct auth_context *auth_context,
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void *my_private_data,
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TALLOC_CTX *mem_ctx,
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const struct auth_usersupplied_info *user_info,
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struct auth_serversupplied_info **server_info);
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/* If you are using this interface, then you are probably
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* getting something wrong. This interface is only for
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* security=server, and makes a number of compromises to allow
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* that. It is not compatible with being a PDC. */
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DATA_BLOB (*get_chal)(const struct auth_context *auth_context,
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void **my_private_data,
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TALLOC_CTX *mem_ctx);
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/* Optional methods allowing this module to provide a way to get a gensec context */
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prepare_gensec_fn prepare_gensec;
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gensec_start_mech_by_oid_fn gensec_start_mech_by_oid;
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gensec_start_mech_by_authtype_fn gensec_start_mech_by_authtype;
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/* Used to keep tabs on things like the cli for SMB server authentication */
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void *private_data;
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} auth_methods;
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typedef NTSTATUS (*auth_init_function)(struct auth_context *, const char *, struct auth_methods **);
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struct auth_init_function_entry {
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const char *name;
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/* Function to create a member of the authmethods list */
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auth_init_function init;
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struct auth_init_function_entry *prev, *next;
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};
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struct auth_ntlmssp_state;
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/* Changed from 1 -> 2 to add the logon_parameters field. */
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/* Changed from 2 -> 3 when we reworked many auth structures to use IDL or be in common with Samba4 */
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#define AUTH_INTERFACE_VERSION 3
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#include "auth/proto.h"
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#endif /* _SMBAUTH_H_ */
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