source3/auth/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Password and authentication handling
   4  *
   5  *  Copyright (C) Andrew Tridgell               1992-2001
   6  *  Copyright (C) Luke Kenneth Casson Leighton  1996-2000
   7  *  Copyright (C) Jeremy Allison                1997-2001
   8  *  Copyright (C) John H Terpsta                1999-2001
   9  *  Copyright (C) Tim Potter                    2000
  10  *  Copyright (C) Andrew Bartlett               2001-2003
  11  *  Copyright (C) Jelmer Vernooij               2002
  12  *  Copyright (C) Rafal Szczesniak              2002
  13  *  Copyright (C) Gerald Carter                 2003
  14  *  Copyright (C) Volker Lendecke               2006,2010
  15  *  Copyright (C) Michael Adam                  2007
  16  *  Copyright (C) Dan Sledz                     2009
  17  *  Copyright (C) Simo Sorce                    2010
  18  *
  19  *  This program is free software; you can redistribute it and/or modify
  20  *  it under the terms of the GNU General Public License as published by
  21  *  the Free Software Foundation; either version 3 of the License, or
  22  *  (at your option) any later version.
  23  *
  24  *  This program is distributed in the hope that it will be useful,
  25  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  26  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  27  *  GNU General Public License for more details.
  28  *
  29  *  You should have received a copy of the GNU General Public License
  30  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  31  */
  32
  33 #ifndef _AUTH_PROTO_H_
  34 #define _AUTH_PROTO_H_
  35
  36 /* The following definitions come from auth/auth.c  */
  37
  38 NTSTATUS smb_register_auth(int version, const char *name, auth_init_function init);
  39 bool load_auth_module(struct auth_context *auth_context,
  40                       const char *module, auth_methods **ret) ;
  41 NTSTATUS make_auth_context_subsystem(TALLOC_CTX *mem_ctx,
  42                                      struct auth_context **auth_context);
  43 NTSTATUS make_auth_context_fixed(TALLOC_CTX *mem_ctx,
  44                                  struct auth_context **auth_context,
  45                                  uchar chal[8]) ;
  46
  47 /* The following definitions come from auth/auth_builtin.c  */
  48
  49 NTSTATUS auth_builtin_init(void);
  50
  51 /* The following definitions come from auth/auth_compat.c  */
  52
  53 NTSTATUS check_plaintext_password(const char *smb_name,
  54                                   const struct tsocket_address *remote_address,
  55                                   DATA_BLOB plaintext_password,
  56                                   struct auth_serversupplied_info **server_info);
  57 bool password_ok(struct auth_context *actx, bool global_encrypted,
  58                  const char *session_workgroup,
  59                  const char *smb_name,
  60                  const struct tsocket_address *remote_address,
  61                  DATA_BLOB password_blob);
  62
  63 /* The following definitions come from auth/auth_domain.c  */
  64
  65 void attempt_machine_password_change(void);
  66 NTSTATUS auth_domain_init(void);
  67
  68 NTSTATUS auth_netlogond_init(void);
  69
  70 /* The following definitions come from auth/auth_generic.c  */
  71
  72 NTSTATUS auth_generic_prepare(TALLOC_CTX *mem_ctx, const struct tsocket_address *remote_address,
  73                               struct gensec_security **gensec_security_out);
  74
  75 /* The following definitions come from auth/auth_ntlmssp.c  */
  76
  77 NTSTATUS auth3_generate_session_info(struct auth4_context *auth_context,
  78                                      TALLOC_CTX *mem_ctx,
  79                                      void *server_returned_info,
  80                                      const char *original_user_name,
  81                                      uint32_t session_info_flags,
  82                                      struct auth_session_info **session_info);
  83
  84 NTSTATUS auth3_get_challenge(struct auth4_context *auth4_context,
  85                              uint8_t chal[8]);
  86
  87 bool auth3_may_set_challenge(struct auth4_context *auth4_context);
  88 NTSTATUS auth3_set_challenge(struct auth4_context *auth4_context, const uint8_t *chal,
  89                              const char *challenge_set_by);
  90
  91 NTSTATUS auth3_check_password(struct auth4_context *auth4_context,
  92                               TALLOC_CTX *mem_ctx,
  93                               const struct auth_usersupplied_info *user_info,
  94                               void **server_returned_info,
  95                               DATA_BLOB *session_key, DATA_BLOB *lm_session_key);
  96
  97 /* The following definitions come from auth/auth_sam.c  */
  98
  99 NTSTATUS check_sam_security(const DATA_BLOB *challenge,
 100                             TALLOC_CTX *mem_ctx,
 101                             const struct auth_usersupplied_info *user_info,
 102                             struct auth_serversupplied_info **server_info);
 103 NTSTATUS check_sam_security_info3(const DATA_BLOB *challenge,
 104                                   TALLOC_CTX *mem_ctx,
 105                                   const struct auth_usersupplied_info *user_info,
 106                                   struct netr_SamInfo3 **pinfo3);
 107 NTSTATUS auth_sam_init(void);
 108
 109 /* The following definitions come from auth/auth_server.c  */
 110
 111 NTSTATUS auth_server_init(void);
 112
 113 /* The following definitions come from auth/auth_unix.c  */
 114
 115 NTSTATUS auth_unix_init(void);
 116
 117 /* The following definitions come from auth/auth_util.c  */
 118 struct tsocket_address;
 119
 120 NTSTATUS make_user_info_map(struct auth_usersupplied_info **user_info,
 121                             const char *smb_name,
 122                             const char *client_domain,
 123                             const char *workstation_name,
 124                             const struct tsocket_address *remote_address,
 125                             const DATA_BLOB *lm_pwd,
 126                             const DATA_BLOB *nt_pwd,
 127                             const struct samr_Password *lm_interactive_pwd,
 128                             const struct samr_Password *nt_interactive_pwd,
 129                             const char *plaintext,
 130                             enum auth_password_state password_state);
 131 bool make_user_info_netlogon_network(struct auth_usersupplied_info **user_info,
 132                                      const char *smb_name,
 133                                      const char *client_domain,
 134                                      const char *workstation_name,
 135                                      const struct tsocket_address *remote_address,
 136                                      uint32 logon_parameters,
 137                                      const uchar *lm_network_pwd,
 138                                      int lm_pwd_len,
 139                                      const uchar *nt_network_pwd,
 140                                      int nt_pwd_len);
 141 bool make_user_info_netlogon_interactive(struct auth_usersupplied_info **user_info,
 142                                          const char *smb_name,
 143                                          const char *client_domain,
 144                                          const char *workstation_name,
 145                                          const struct tsocket_address *remote_address,
 146                                          uint32 logon_parameters,
 147                                          const uchar chal[8],
 148                                          const uchar lm_interactive_pwd[16],
 149                                          const uchar nt_interactive_pwd[16],
 150                                          const uchar *dc_sess_key);
 151 bool make_user_info_for_reply(struct auth_usersupplied_info **user_info,
 152                               const char *smb_name,
 153                               const char *client_domain,
 154                               const struct tsocket_address *remote_address,
 155                               const uint8 chal[8],
 156                               DATA_BLOB plaintext_password);
 157 NTSTATUS make_user_info_for_reply_enc(struct auth_usersupplied_info **user_info,
 158                                       const char *smb_name,
 159                                       const char *client_domain,
 160                                       const struct tsocket_address *remote_address,
 161                                       DATA_BLOB lm_resp, DATA_BLOB nt_resp);
 162 bool make_user_info_guest(const struct tsocket_address *remote_address,
 163                           struct auth_usersupplied_info **user_info);
 164
 165 struct samu;
 166 NTSTATUS make_server_info_sam(struct auth_serversupplied_info **server_info,
 167                               struct samu *sampass);
 168 NTSTATUS create_local_token(TALLOC_CTX *mem_ctx,
 169                             const struct auth_serversupplied_info *server_info,
 170                             DATA_BLOB *session_key,
 171                             const char *smb_name,
 172                             struct auth_session_info **session_info_out);
 173 NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username,
 174                                     bool is_guest,
 175                                     uid_t *uid, gid_t *gid,
 176                                     char **found_username,
 177                                     struct security_token **token);
 178 bool user_in_group_sid(const char *username, const struct dom_sid *group_sid);
 179 bool user_in_group(const char *username, const char *groupname);
 180 struct passwd;
 181 NTSTATUS make_server_info_pw(struct auth_serversupplied_info **server_info,
 182                              char *unix_username,
 183                              struct passwd *pwd);
 184 NTSTATUS make_session_info_from_username(TALLOC_CTX *mem_ctx,
 185                                          const char *username,
 186                                          bool is_guest,
 187                                          struct auth_session_info **session_info);
 188 struct auth_session_info *copy_session_info(TALLOC_CTX *mem_ctx,
 189                                              const struct auth_session_info *src);
 190 bool init_guest_info(void);
 191 NTSTATUS init_system_info(void);
 192 bool session_info_set_session_key(struct auth_session_info *info,
 193                                  DATA_BLOB session_key);
 194 NTSTATUS make_server_info_guest(TALLOC_CTX *mem_ctx,
 195                                 struct auth_serversupplied_info **server_info);
 196 NTSTATUS make_session_info_guest(TALLOC_CTX *mem_ctx,
 197                                 struct auth_session_info **server_info);
 198 NTSTATUS make_session_info_system(TALLOC_CTX *mem_ctx,
 199                                  struct auth_session_info **session_info);
 200 const struct auth_session_info *get_session_info_system(void);
 201 bool copy_current_user(struct current_user *dst, struct current_user *src);
 202 struct passwd *smb_getpwnam( TALLOC_CTX *mem_ctx, const char *domuser,
 203                              char **p_save_username, bool create );
 204 NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
 205                                 const char *sent_nt_username,
 206                                 const char *domain,
 207                                 struct auth_serversupplied_info **server_info,
 208                                 struct netr_SamInfo3 *info3);
 209 struct wbcAuthUserInfo;
 210 NTSTATUS make_server_info_wbcAuthUserInfo(TALLOC_CTX *mem_ctx,
 211                                           const char *sent_nt_username,
 212                                           const char *domain,
 213                                           const struct wbcAuthUserInfo *info,
 214                                           struct auth_serversupplied_info **server_info);
 215 void free_user_info(struct auth_usersupplied_info **user_info);
 216 bool is_trusted_domain(const char* dom_name);
 217
 218 /* The following definitions come from auth/user_info.c  */
 219
 220 NTSTATUS make_user_info(struct auth_usersupplied_info **ret_user_info,
 221                         const char *smb_name,
 222                         const char *internal_username,
 223                         const char *client_domain,
 224                         const char *domain,
 225                         const char *workstation_name,
 226                         const struct tsocket_address *remote_address,
 227                         const DATA_BLOB *lm_pwd,
 228                         const DATA_BLOB *nt_pwd,
 229                         const struct samr_Password *lm_interactive_pwd,
 230                         const struct samr_Password *nt_interactive_pwd,
 231                         const char *plaintext_password,
 232                         enum auth_password_state password_state);
 233 void free_user_info(struct auth_usersupplied_info **user_info);
 234
 235 NTSTATUS do_map_to_guest_server_info(NTSTATUS status,
 236                                      struct auth_serversupplied_info **server_info,
 237                                      const char *user, const char *domain);
 238
 239 /* The following definitions come from auth/auth_winbind.c  */
 240
 241 NTSTATUS auth_winbind_init(void);
 242
 243 /* The following definitions come from auth/server_info.c  */
 244
 245 struct netr_SamInfo2;
 246 struct netr_SamInfo3;
 247 struct netr_SamInfo6;
 248
 249 struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx);
 250 NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
 251                                 uint8_t *pipe_session_key,
 252                                 size_t pipe_session_key_len,
 253                                 struct netr_SamInfo2 *sam2);
 254 NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
 255                                 uint8_t *pipe_session_key,
 256                                 size_t pipe_session_key_len,
 257                                 struct netr_SamInfo3 *sam3);
 258 NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
 259                                 uint8_t *pipe_session_key,
 260                                 size_t pipe_session_key_len,
 261                                 struct netr_SamInfo6 *sam6);
 262 NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
 263                           struct samu *samu,
 264                           const char *login_server,
 265                           struct netr_SamInfo3 **_info3,
 266                           struct extra_auth_info *extra);
 267 struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 268                                          struct netr_SamInfo3 *orig);
 269 struct netr_SamInfo3 *wbcAuthUserInfo_to_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 270                                         const struct wbcAuthUserInfo *info);
 271
 272 /* The following definitions come from auth/auth_wbc.c  */
 273
 274 NTSTATUS auth_wbc_init(void);
 275
 276 /* The following definitions come from auth/pampass.c  */
 277
 278 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 279 bool smb_pam_close_session(char *user, char *tty, char *rhost);
 280 NTSTATUS smb_pam_accountcheck(const char *user, const char *rhost);
 281 NTSTATUS smb_pam_passcheck(const char * user, const char * rhost,
 282                            const char * password);
 283 bool smb_pam_passchange(const char *user, const char *rhost,
 284                         const char *oldpassword, const char *newpassword);
 285 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 286 bool smb_pam_close_session(char *in_user, char *tty, char *rhost);
 287
 288 /* The following definitions come from auth/pass_check.c  */
 289
 290 void dfs_unlogin(void);
 291 NTSTATUS pass_check(const struct passwd *pass,
 292                     const char *user,
 293                     const char *rhost,
 294                     const char *password,
 295                     bool run_cracker);
 296
 297 /* The following definitions come from auth/token_util.c  */
 298
 299 bool nt_token_check_sid ( const struct dom_sid *sid, const struct security_token *token );
 300 bool nt_token_check_domain_rid( struct security_token *token, uint32 rid );
 301 struct security_token *get_root_nt_token( void );
 302 NTSTATUS add_aliases(const struct dom_sid *domain_sid,
 303                      struct security_token *token);
 304 struct security_token *create_local_nt_token(TALLOC_CTX *mem_ctx,
 305                                             const struct dom_sid *user_sid,
 306                                             bool is_guest,
 307                                             int num_groupsids,
 308                                             const struct dom_sid *groupsids);
 309 NTSTATUS create_local_nt_token_from_info3(TALLOC_CTX *mem_ctx,
 310                                           bool is_guest,
 311                                           const struct netr_SamInfo3 *info3,
 312                                           const struct extra_auth_info *extra,
 313                                           struct security_token **ntok);
 314 void debug_unix_user_token(int dbg_class, int dbg_lev, uid_t uid, gid_t gid,
 315                            int n_groups, gid_t *groups);
 316
 317 /* The following definitions come from auth/user_util.c  */
 318
 319 bool map_username(TALLOC_CTX *ctx, const char *user_in, char **p_user_out);
 320 bool user_in_netgroup(TALLOC_CTX *ctx, const char *user, const char *ngname);
 321 bool user_in_list(TALLOC_CTX *ctx, const char *user,const char **list);
 322
 323 /* The following definitions come from auth/user_krb5.c  */
 324 struct PAC_LOGON_INFO;
 325 NTSTATUS get_user_from_kerberos_info(TALLOC_CTX *mem_ctx,
 326                                      const char *cli_name,
 327                                      const char *princ_name,
 328                                      struct PAC_LOGON_INFO *logon_info,
 329                                      bool *is_mapped,
 330                                      bool *mapped_to_guest,
 331                                      char **ntuser,
 332                                      char **ntdomain,
 333                                      char **username,
 334                                      struct passwd **_pw);
 335 NTSTATUS make_session_info_krb5(TALLOC_CTX *mem_ctx,
 336                                 char *ntuser,
 337                                 char *ntdomain,
 338                                 char *username,
 339                                 struct passwd *pw,
 340                                 struct PAC_LOGON_INFO *logon_info,
 341                                 bool mapped_to_guest, bool username_was_mapped,
 342                                 DATA_BLOB *session_key,
 343                                 struct auth_session_info **session_info);
 344
 345
 346 #endif /* _AUTH_PROTO_H_ */