/* Unix SMB/CIFS implementation. Standardised Authentication types Copyright (C) Andrew Bartlett 2001 Copyright (C) Stefan Metzmacher 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 _SAMBA_AUTH_H #define _SAMBA_AUTH_H #include "librpc/gen_ndr/ndr_krb5pac.h" #include "librpc/gen_ndr/auth.h" #include "../auth/common_auth.h" extern const char *krbtgt_attrs[]; extern const char *server_attrs[]; extern const char *user_attrs[]; union netr_Validation; struct netr_SamBaseInfo; struct netr_SamInfo3; struct loadparm_context; /* modules can use the following to determine if the interface has changed * please increment the version number after each interface change * with a comment and maybe update struct auth_critical_sizes. */ /* version 1 - version from samba 3.0 - metze */ /* version 2 - initial samba4 version - metze */ /* version 3 - subsequent samba4 version - abartlet */ /* version 4 - subsequent samba4 version - metze */ /* version 0 - till samba4 is stable - metze */ #define AUTH4_INTERFACE_VERSION 0 struct auth_method_context; struct auth_check_password_request; struct auth4_context; struct auth_session_info; struct ldb_dn; struct smb_krb5_context; struct auth_operations { const char *name; /* Given the user supplied info, check if this backend want to handle the password checking */ NTSTATUS (*want_check)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx, const struct auth_usersupplied_info *user_info); /* Given the user supplied info, check a password */ NTSTATUS (*check_password)(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx, const struct auth_usersupplied_info *user_info, struct auth_user_info_dc **interim_info); /* Lookup a 'session info interim' return based only on the principal or DN */ NTSTATUS (*get_user_info_dc_principal)(TALLOC_CTX *mem_ctx, struct auth4_context *auth_context, const char *principal, struct ldb_dn *user_dn, struct auth_user_info_dc **interim_info); }; struct auth_method_context { struct auth_method_context *prev, *next; struct auth4_context *auth_ctx; const struct auth_operations *ops; int depth; void *private_data; }; /* this structure is used by backends to determine the size of some critical types */ struct auth_critical_sizes { int interface_version; int sizeof_auth_operations; int sizeof_auth_methods; int sizeof_auth_context; int sizeof_auth_usersupplied_info; int sizeof_auth_user_info_dc; }; NTSTATUS encrypt_user_info(TALLOC_CTX *mem_ctx, struct auth4_context *auth_context, enum auth_password_state to_state, const struct auth_usersupplied_info *user_info_in, const struct auth_usersupplied_info **user_info_encrypted); struct wbc_context; #include "auth/session.h" #include "auth/unix_token_proto.h" #include "auth/system_session_proto.h" #include "libcli/security/security.h" struct ldb_message; struct ldb_context; struct gensec_security; struct cli_credentials; NTSTATUS auth_get_challenge(struct auth4_context *auth_ctx, uint8_t chal[8]); NTSTATUS authsam_account_ok(TALLOC_CTX *mem_ctx, struct ldb_context *sam_ctx, uint32_t logon_parameters, struct ldb_dn *domain_dn, struct ldb_message *msg, const char *logon_workstation, const char *name_for_logs, bool allow_domain_trust, bool password_change); struct auth_session_info *system_session(struct loadparm_context *lp_ctx); NTSTATUS authsam_make_user_info_dc(TALLOC_CTX *mem_ctx, struct ldb_context *sam_ctx, const char *netbios_name, const char *domain_name, struct ldb_dn *domain_dn, struct ldb_message *msg, DATA_BLOB user_sess_key, DATA_BLOB lm_sess_key, struct auth_user_info_dc **_user_info_dc); NTSTATUS auth_system_session_info(TALLOC_CTX *parent_ctx, struct loadparm_context *lp_ctx, struct auth_session_info **_session_info) ; NTSTATUS auth_context_create_methods(TALLOC_CTX *mem_ctx, const char **methods, struct tevent_context *ev, struct imessaging_context *msg, struct loadparm_context *lp_ctx, struct ldb_context *sam_ctx, struct auth4_context **auth_ctx); const char **auth_methods_from_lp(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx); NTSTATUS auth_context_create(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct imessaging_context *msg, struct loadparm_context *lp_ctx, struct auth4_context **auth_ctx); NTSTATUS auth_check_password_wrapper(struct auth4_context *auth_ctx, TALLOC_CTX *mem_ctx, const struct auth_usersupplied_info *user_info, void **server_returned_info, DATA_BLOB *user_session_key, DATA_BLOB *lm_session_key); NTSTATUS auth_check_password(struct auth4_context *auth_ctx, TALLOC_CTX *mem_ctx, const struct auth_usersupplied_info *user_info, struct auth_user_info_dc **user_info_dc); NTSTATUS auth4_init(void); NTSTATUS auth_register(const struct auth_operations *ops); NTSTATUS server_service_auth_init(void); NTSTATUS authenticate_username_pw(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct imessaging_context *msg, struct loadparm_context *lp_ctx, const char *nt4_domain, const char *nt4_username, const char *password, const uint32_t logon_parameters, struct auth_session_info **session_info); struct tevent_req *auth_check_password_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct auth4_context *auth_ctx, const struct auth_usersupplied_info *user_info); NTSTATUS auth_check_password_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, struct auth_user_info_dc **user_info_dc); bool auth_challenge_may_be_modified(struct auth4_context *auth_ctx); NTSTATUS auth_context_set_challenge(struct auth4_context *auth_ctx, const uint8_t chal[8], const char *set_by); NTSTATUS auth_get_user_info_dc_principal(TALLOC_CTX *mem_ctx, struct auth4_context *auth_ctx, const char *principal, struct ldb_dn *user_dn, struct auth_user_info_dc **user_info_dc); NTSTATUS samba_server_gensec_start(TALLOC_CTX *mem_ctx, struct tevent_context *event_ctx, struct imessaging_context *msg_ctx, struct loadparm_context *lp_ctx, struct cli_credentials *server_credentials, const char *target_service, struct gensec_security **gensec_context); #endif /* _SMBAUTH_H_ */