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diff --git a/source3/include/auth.h b/source3/include/auth.h
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+#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;
+
+ struct security_unix_token utok;
+
+ /*
+ * A complete auth_session_info
+ *
+ * This is not normally filled in, during the typical
+ * authentication process. If filled in, it has already been
+ * finalised by a nasty hack to support a cached guest/system
+ * session_info
+ */
+ const struct auth_session_info *cached_session_info;
+
+ /* 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;
+};
+
+struct auth_context;
+
+typedef NTSTATUS (*prepare_gensec_fn)(const struct auth_context *auth_context,
+ TALLOC_CTX *mem_ctx,
+ struct gensec_security **gensec_context);
+
+typedef NTSTATUS (*make_auth4_context_fn)(const struct auth_context *auth_context,
+ TALLOC_CTX *mem_ctx,
+ struct auth4_context **auth4_context);
+
+struct auth_context {
+ DATA_BLOB challenge;
+
+ /* What time did this start */
+ struct timeval start_time;
+
+ /* Who set this up in the first place? */
+ const char *challenge_set_by;
+
+ /* What order are the various methods in? Try to stop it changing under us */
+ struct auth_methods *auth_method_list;
+
+ prepare_gensec_fn prepare_gensec;
+ make_auth4_context_fn make_auth4_context;
+ const char *forced_samba4_methods;
+};
+
+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);
+
+ /* Optional methods allowing this module to provide a way to get a gensec context and an auth4_context */
+ prepare_gensec_fn prepare_gensec;
+ make_auth4_context_fn make_auth4_context;
+ /* Used to keep tabs on things like the cli for SMB server authentication */
+ void *private_data;
+
+ uint32_t flags;
+
+};
+
+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;
+};
+
+extern const struct gensec_security_ops gensec_ntlmssp3_server_ops;
+
+/* Intent of use for session key. LSA and SAMR pipes use 16 bytes of session key when doing create/modify calls */
+enum session_key_use_intent {
+ KEY_USE_FULL = 0,
+ KEY_USE_16BYTES
+};
+
+/* 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 */
+/* Changed from 3 -> 4 when we reworked added the flags */
+/* Changed from 4 -> 5 as module init functions now take a TALLOC_CTX * */
+#define AUTH_INTERFACE_VERSION 5
+
+#include "auth/proto.h"
+
+#endif /* _SMBAUTH_H_ */