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 make_auth4_context(TALLOC_CTX *mem_ctx, struct auth4_context **auth4_context_out);
  73 NTSTATUS auth_generic_prepare(TALLOC_CTX *mem_ctx, const struct tsocket_address *remote_address,
  74                               struct gensec_security **gensec_security_out);
  75
  76 NTSTATUS auth_check_password_session_info(struct auth4_context *auth_context,
  77                                           TALLOC_CTX *mem_ctx,
  78                                           struct auth_usersupplied_info *user_info,
  79                                           struct auth_session_info **session_info);
  80
  81 /* The following definitions come from auth/auth_ntlmssp.c  */
  82
  83 NTSTATUS auth3_generate_session_info(struct auth4_context *auth_context,
  84                                      TALLOC_CTX *mem_ctx,
  85                                      void *server_returned_info,
  86                                      const char *original_user_name,
  87                                      uint32_t session_info_flags,
  88                                      struct auth_session_info **session_info);
  89
  90 NTSTATUS auth3_get_challenge(struct auth4_context *auth4_context,
  91                              uint8_t chal[8]);
  92
  93 bool auth3_may_set_challenge(struct auth4_context *auth4_context);
  94 NTSTATUS auth3_set_challenge(struct auth4_context *auth4_context, const uint8_t *chal,
  95                              const char *challenge_set_by);
  96
  97 NTSTATUS auth3_check_password(struct auth4_context *auth4_context,
  98                               TALLOC_CTX *mem_ctx,
  99                               const struct auth_usersupplied_info *user_info,
 100                               void **server_returned_info,
 101                               DATA_BLOB *session_key, DATA_BLOB *lm_session_key);
 102
 103 /* The following definitions come from auth/auth_sam.c  */
 104
 105 NTSTATUS check_sam_security(const DATA_BLOB *challenge,
 106                             TALLOC_CTX *mem_ctx,
 107                             const struct auth_usersupplied_info *user_info,
 108                             struct auth_serversupplied_info **server_info);
 109 NTSTATUS check_sam_security_info3(const DATA_BLOB *challenge,
 110                                   TALLOC_CTX *mem_ctx,
 111                                   const struct auth_usersupplied_info *user_info,
 112                                   struct netr_SamInfo3 **pinfo3);
 113 NTSTATUS auth_sam_init(void);
 114
 115 /* The following definitions come from auth/auth_server.c  */
 116
 117 NTSTATUS auth_server_init(void);
 118
 119 /* The following definitions come from auth/auth_unix.c  */
 120
 121 NTSTATUS auth_unix_init(void);
 122
 123 /* The following definitions come from auth/auth_util.c  */
 124 struct tsocket_address;
 125
 126 NTSTATUS make_user_info_map(struct auth_usersupplied_info **user_info,
 127                             const char *smb_name,
 128                             const char *client_domain,
 129                             const char *workstation_name,
 130                             const struct tsocket_address *remote_address,
 131                             const DATA_BLOB *lm_pwd,
 132                             const DATA_BLOB *nt_pwd,
 133                             const struct samr_Password *lm_interactive_pwd,
 134                             const struct samr_Password *nt_interactive_pwd,
 135                             const char *plaintext,
 136                             enum auth_password_state password_state);
 137 bool make_user_info_netlogon_network(struct auth_usersupplied_info **user_info,
 138                                      const char *smb_name,
 139                                      const char *client_domain,
 140                                      const char *workstation_name,
 141                                      const struct tsocket_address *remote_address,
 142                                      uint32 logon_parameters,
 143                                      const uchar *lm_network_pwd,
 144                                      int lm_pwd_len,
 145                                      const uchar *nt_network_pwd,
 146                                      int nt_pwd_len);
 147 bool make_user_info_netlogon_interactive(struct auth_usersupplied_info **user_info,
 148                                          const char *smb_name,
 149                                          const char *client_domain,
 150                                          const char *workstation_name,
 151                                          const struct tsocket_address *remote_address,
 152                                          uint32 logon_parameters,
 153                                          const uchar chal[8],
 154                                          const uchar lm_interactive_pwd[16],
 155                                          const uchar nt_interactive_pwd[16],
 156                                          const uchar *dc_sess_key);
 157 bool make_user_info_for_reply(struct auth_usersupplied_info **user_info,
 158                               const char *smb_name,
 159                               const char *client_domain,
 160                               const struct tsocket_address *remote_address,
 161                               const uint8 chal[8],
 162                               DATA_BLOB plaintext_password);
 163 NTSTATUS make_user_info_for_reply_enc(struct auth_usersupplied_info **user_info,
 164                                       const char *smb_name,
 165                                       const char *client_domain,
 166                                       const struct tsocket_address *remote_address,
 167                                       DATA_BLOB lm_resp, DATA_BLOB nt_resp);
 168 bool make_user_info_guest(const struct tsocket_address *remote_address,
 169                           struct auth_usersupplied_info **user_info);
 170
 171 struct samu;
 172 NTSTATUS make_server_info_sam(struct auth_serversupplied_info **server_info,
 173                               struct samu *sampass);
 174 NTSTATUS create_local_token(TALLOC_CTX *mem_ctx,
 175                             const struct auth_serversupplied_info *server_info,
 176                             DATA_BLOB *session_key,
 177                             const char *smb_name,
 178                             struct auth_session_info **session_info_out);
 179 NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username,
 180                                     bool is_guest,
 181                                     uid_t *uid, gid_t *gid,
 182                                     char **found_username,
 183                                     struct security_token **token);
 184 bool user_in_group_sid(const char *username, const struct dom_sid *group_sid);
 185 bool user_in_group(const char *username, const char *groupname);
 186 struct passwd;
 187 NTSTATUS make_server_info_pw(struct auth_serversupplied_info **server_info,
 188                              char *unix_username,
 189                              struct passwd *pwd);
 190 NTSTATUS make_session_info_from_username(TALLOC_CTX *mem_ctx,
 191                                          const char *username,
 192                                          bool is_guest,
 193                                          struct auth_session_info **session_info);
 194 struct auth_session_info *copy_session_info(TALLOC_CTX *mem_ctx,
 195                                              const struct auth_session_info *src);
 196 bool init_guest_info(void);
 197 NTSTATUS init_system_info(void);
 198 bool session_info_set_session_key(struct auth_session_info *info,
 199                                  DATA_BLOB session_key);
 200 NTSTATUS make_server_info_guest(TALLOC_CTX *mem_ctx,
 201                                 struct auth_serversupplied_info **server_info);
 202 NTSTATUS make_session_info_guest(TALLOC_CTX *mem_ctx,
 203                                 struct auth_session_info **server_info);
 204 NTSTATUS make_session_info_system(TALLOC_CTX *mem_ctx,
 205                                  struct auth_session_info **session_info);
 206 const struct auth_session_info *get_session_info_system(void);
 207 bool copy_current_user(struct current_user *dst, struct current_user *src);
 208 struct passwd *smb_getpwnam( TALLOC_CTX *mem_ctx, const char *domuser,
 209                              char **p_save_username, bool create );
 210 NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
 211                                 const char *sent_nt_username,
 212                                 const char *domain,
 213                                 struct auth_serversupplied_info **server_info,
 214                                 struct netr_SamInfo3 *info3);
 215 struct wbcAuthUserInfo;
 216 NTSTATUS make_server_info_wbcAuthUserInfo(TALLOC_CTX *mem_ctx,
 217                                           const char *sent_nt_username,
 218                                           const char *domain,
 219                                           const struct wbcAuthUserInfo *info,
 220                                           struct auth_serversupplied_info **server_info);
 221 void free_user_info(struct auth_usersupplied_info **user_info);
 222 bool is_trusted_domain(const char* dom_name);
 223
 224 /* The following definitions come from auth/user_info.c  */
 225
 226 NTSTATUS make_user_info(struct auth_usersupplied_info **ret_user_info,
 227                         const char *smb_name,
 228                         const char *internal_username,
 229                         const char *client_domain,
 230                         const char *domain,
 231                         const char *workstation_name,
 232                         const struct tsocket_address *remote_address,
 233                         const DATA_BLOB *lm_pwd,
 234                         const DATA_BLOB *nt_pwd,
 235                         const struct samr_Password *lm_interactive_pwd,
 236                         const struct samr_Password *nt_interactive_pwd,
 237                         const char *plaintext_password,
 238                         enum auth_password_state password_state);
 239 void free_user_info(struct auth_usersupplied_info **user_info);
 240
 241 NTSTATUS do_map_to_guest_server_info(NTSTATUS status,
 242                                      struct auth_serversupplied_info **server_info,
 243                                      const char *user, const char *domain);
 244
 245 /* The following definitions come from auth/auth_winbind.c  */
 246
 247 NTSTATUS auth_winbind_init(void);
 248
 249 /* The following definitions come from auth/server_info.c  */
 250
 251 struct netr_SamInfo2;
 252 struct netr_SamInfo3;
 253 struct netr_SamInfo6;
 254
 255 struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx);
 256 NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
 257                                 uint8_t *pipe_session_key,
 258                                 size_t pipe_session_key_len,
 259                                 struct netr_SamInfo2 *sam2);
 260 NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
 261                                 uint8_t *pipe_session_key,
 262                                 size_t pipe_session_key_len,
 263                                 struct netr_SamInfo3 *sam3);
 264 NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
 265                                 uint8_t *pipe_session_key,
 266                                 size_t pipe_session_key_len,
 267                                 struct netr_SamInfo6 *sam6);
 268 NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
 269                           struct samu *samu,
 270                           const char *login_server,
 271                           struct netr_SamInfo3 **_info3,
 272                           struct extra_auth_info *extra);
 273 struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 274                                          struct netr_SamInfo3 *orig);
 275 struct netr_SamInfo3 *wbcAuthUserInfo_to_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 276                                         const struct wbcAuthUserInfo *info);
 277
 278 /* The following definitions come from auth/auth_wbc.c  */
 279
 280 NTSTATUS auth_wbc_init(void);
 281
 282 /* The following definitions come from auth/pampass.c  */
 283
 284 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 285 bool smb_pam_close_session(char *user, char *tty, char *rhost);
 286 NTSTATUS smb_pam_accountcheck(const char *user, const char *rhost);
 287 NTSTATUS smb_pam_passcheck(const char * user, const char * rhost,
 288                            const char * password);
 289 bool smb_pam_passchange(const char *user, const char *rhost,
 290                         const char *oldpassword, const char *newpassword);
 291 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 292 bool smb_pam_close_session(char *in_user, char *tty, char *rhost);
 293
 294 /* The following definitions come from auth/pass_check.c  */
 295
 296 void dfs_unlogin(void);
 297 NTSTATUS pass_check(const struct passwd *pass,
 298                     const char *user,
 299                     const char *rhost,
 300                     const char *password,
 301                     bool run_cracker);
 302
 303 /* The following definitions come from auth/token_util.c  */
 304
 305 bool nt_token_check_sid ( const struct dom_sid *sid, const struct security_token *token );
 306 bool nt_token_check_domain_rid( struct security_token *token, uint32 rid );
 307 struct security_token *get_root_nt_token( void );
 308 NTSTATUS add_aliases(const struct dom_sid *domain_sid,
 309                      struct security_token *token);
 310 struct security_token *create_local_nt_token(TALLOC_CTX *mem_ctx,
 311                                             const struct dom_sid *user_sid,
 312                                             bool is_guest,
 313                                             int num_groupsids,
 314                                             const struct dom_sid *groupsids);
 315 NTSTATUS create_local_nt_token_from_info3(TALLOC_CTX *mem_ctx,
 316                                           bool is_guest,
 317                                           const struct netr_SamInfo3 *info3,
 318                                           const struct extra_auth_info *extra,
 319                                           struct security_token **ntok);
 320 void debug_unix_user_token(int dbg_class, int dbg_lev, uid_t uid, gid_t gid,
 321                            int n_groups, gid_t *groups);
 322
 323 /* The following definitions come from auth/user_util.c  */
 324
 325 bool map_username(TALLOC_CTX *ctx, const char *user_in, char **p_user_out);
 326 bool user_in_netgroup(TALLOC_CTX *ctx, const char *user, const char *ngname);
 327 bool user_in_list(TALLOC_CTX *ctx, const char *user,const char **list);
 328
 329 /* The following definitions come from auth/user_krb5.c  */
 330 struct PAC_LOGON_INFO;
 331 NTSTATUS get_user_from_kerberos_info(TALLOC_CTX *mem_ctx,
 332                                      const char *cli_name,
 333                                      const char *princ_name,
 334                                      struct PAC_LOGON_INFO *logon_info,
 335                                      bool *is_mapped,
 336                                      bool *mapped_to_guest,
 337                                      char **ntuser,
 338                                      char **ntdomain,
 339                                      char **username,
 340                                      struct passwd **_pw);
 341 NTSTATUS make_session_info_krb5(TALLOC_CTX *mem_ctx,
 342                                 char *ntuser,
 343                                 char *ntdomain,
 344                                 char *username,
 345                                 struct passwd *pw,
 346                                 struct PAC_LOGON_INFO *logon_info,
 347                                 bool mapped_to_guest, bool username_was_mapped,
 348                                 DATA_BLOB *session_key,
 349                                 struct auth_session_info **session_info);
 350
 351
 352 #endif /* _AUTH_PROTO_H_ */