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_domain.c  */
  52
  53 void attempt_machine_password_change(void);
  54 NTSTATUS auth_domain_init(void);
  55
  56 NTSTATUS auth_netlogond_init(void);
  57
  58 /* The following definitions come from auth/auth_generic.c  */
  59
  60 NTSTATUS make_auth4_context(TALLOC_CTX *mem_ctx, struct auth4_context **auth4_context_out);
  61 NTSTATUS auth_generic_prepare(TALLOC_CTX *mem_ctx, const struct tsocket_address *remote_address,
  62                               struct gensec_security **gensec_security_out);
  63
  64 NTSTATUS auth_check_password_session_info(struct auth4_context *auth_context,
  65                                           TALLOC_CTX *mem_ctx,
  66                                           struct auth_usersupplied_info *user_info,
  67                                           struct auth_session_info **session_info);
  68
  69 /* The following definitions come from auth/auth_ntlmssp.c  */
  70
  71 NTSTATUS auth3_generate_session_info(struct auth4_context *auth_context,
  72                                      TALLOC_CTX *mem_ctx,
  73                                      void *server_returned_info,
  74                                      const char *original_user_name,
  75                                      uint32_t session_info_flags,
  76                                      struct auth_session_info **session_info);
  77
  78 NTSTATUS auth3_get_challenge(struct auth4_context *auth4_context,
  79                              uint8_t chal[8]);
  80
  81 bool auth3_may_set_challenge(struct auth4_context *auth4_context);
  82 NTSTATUS auth3_set_challenge(struct auth4_context *auth4_context, const uint8_t *chal,
  83                              const char *challenge_set_by);
  84
  85 NTSTATUS auth3_check_password(struct auth4_context *auth4_context,
  86                               TALLOC_CTX *mem_ctx,
  87                               const struct auth_usersupplied_info *user_info,
  88                               void **server_returned_info,
  89                               DATA_BLOB *session_key, DATA_BLOB *lm_session_key);
  90
  91 /* The following definitions come from auth/auth_sam.c  */
  92
  93 NTSTATUS check_sam_security(const DATA_BLOB *challenge,
  94                             TALLOC_CTX *mem_ctx,
  95                             const struct auth_usersupplied_info *user_info,
  96                             struct auth_serversupplied_info **server_info);
  97 NTSTATUS check_sam_security_info3(const DATA_BLOB *challenge,
  98                                   TALLOC_CTX *mem_ctx,
  99                                   const struct auth_usersupplied_info *user_info,
 100                                   struct netr_SamInfo3 **pinfo3);
 101 NTSTATUS auth_sam_init(void);
 102
 103 /* The following definitions come from auth/auth_server.c  */
 104
 105 NTSTATUS auth_server_init(void);
 106
 107 /* The following definitions come from auth/auth_unix.c  */
 108
 109 NTSTATUS auth_unix_init(void);
 110
 111 /* The following definitions come from auth/auth_util.c  */
 112 struct tsocket_address;
 113
 114 NTSTATUS make_user_info_map(struct auth_usersupplied_info **user_info,
 115                             const char *smb_name,
 116                             const char *client_domain,
 117                             const char *workstation_name,
 118                             const struct tsocket_address *remote_address,
 119                             const DATA_BLOB *lm_pwd,
 120                             const DATA_BLOB *nt_pwd,
 121                             const struct samr_Password *lm_interactive_pwd,
 122                             const struct samr_Password *nt_interactive_pwd,
 123                             const char *plaintext,
 124                             enum auth_password_state password_state);
 125 bool make_user_info_netlogon_network(struct auth_usersupplied_info **user_info,
 126                                      const char *smb_name,
 127                                      const char *client_domain,
 128                                      const char *workstation_name,
 129                                      const struct tsocket_address *remote_address,
 130                                      uint32 logon_parameters,
 131                                      const uchar *lm_network_pwd,
 132                                      int lm_pwd_len,
 133                                      const uchar *nt_network_pwd,
 134                                      int nt_pwd_len);
 135 bool make_user_info_netlogon_interactive(struct auth_usersupplied_info **user_info,
 136                                          const char *smb_name,
 137                                          const char *client_domain,
 138                                          const char *workstation_name,
 139                                          const struct tsocket_address *remote_address,
 140                                          uint32 logon_parameters,
 141                                          const uchar chal[8],
 142                                          const uchar lm_interactive_pwd[16],
 143                                          const uchar nt_interactive_pwd[16],
 144                                          const uchar *dc_sess_key);
 145 bool make_user_info_for_reply(struct auth_usersupplied_info **user_info,
 146                               const char *smb_name,
 147                               const char *client_domain,
 148                               const struct tsocket_address *remote_address,
 149                               const uint8 chal[8],
 150                               DATA_BLOB plaintext_password);
 151 NTSTATUS make_user_info_for_reply_enc(struct auth_usersupplied_info **user_info,
 152                                       const char *smb_name,
 153                                       const char *client_domain,
 154                                       const struct tsocket_address *remote_address,
 155                                       DATA_BLOB lm_resp, DATA_BLOB nt_resp);
 156 bool make_user_info_guest(const struct tsocket_address *remote_address,
 157                           struct auth_usersupplied_info **user_info);
 158
 159 struct samu;
 160 NTSTATUS make_server_info_sam(struct auth_serversupplied_info **server_info,
 161                               struct samu *sampass);
 162 NTSTATUS create_local_token(TALLOC_CTX *mem_ctx,
 163                             const struct auth_serversupplied_info *server_info,
 164                             DATA_BLOB *session_key,
 165                             const char *smb_name,
 166                             struct auth_session_info **session_info_out);
 167 NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username,
 168                                     bool is_guest,
 169                                     uid_t *uid, gid_t *gid,
 170                                     char **found_username,
 171                                     struct security_token **token);
 172 bool user_in_group_sid(const char *username, const struct dom_sid *group_sid);
 173 bool user_in_group(const char *username, const char *groupname);
 174 struct passwd;
 175 NTSTATUS make_server_info_pw(struct auth_serversupplied_info **server_info,
 176                              char *unix_username,
 177                              struct passwd *pwd);
 178 NTSTATUS make_session_info_from_username(TALLOC_CTX *mem_ctx,
 179                                          const char *username,
 180                                          bool is_guest,
 181                                          struct auth_session_info **session_info);
 182 struct auth_session_info *copy_session_info(TALLOC_CTX *mem_ctx,
 183                                              const struct auth_session_info *src);
 184 bool init_guest_info(void);
 185 NTSTATUS init_system_info(void);
 186 bool session_info_set_session_key(struct auth_session_info *info,
 187                                  DATA_BLOB session_key);
 188 NTSTATUS make_server_info_guest(TALLOC_CTX *mem_ctx,
 189                                 struct auth_serversupplied_info **server_info);
 190 NTSTATUS make_session_info_guest(TALLOC_CTX *mem_ctx,
 191                                 struct auth_session_info **server_info);
 192 NTSTATUS make_session_info_system(TALLOC_CTX *mem_ctx,
 193                                  struct auth_session_info **session_info);
 194 const struct auth_session_info *get_session_info_system(void);
 195 bool copy_current_user(struct current_user *dst, struct current_user *src);
 196 struct passwd *smb_getpwnam( TALLOC_CTX *mem_ctx, const char *domuser,
 197                              char **p_save_username, bool create );
 198 NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
 199                                 const char *sent_nt_username,
 200                                 const char *domain,
 201                                 struct auth_serversupplied_info **server_info,
 202                                 struct netr_SamInfo3 *info3);
 203 struct wbcAuthUserInfo;
 204 NTSTATUS make_server_info_wbcAuthUserInfo(TALLOC_CTX *mem_ctx,
 205                                           const char *sent_nt_username,
 206                                           const char *domain,
 207                                           const struct wbcAuthUserInfo *info,
 208                                           struct auth_serversupplied_info **server_info);
 209 void free_user_info(struct auth_usersupplied_info **user_info);
 210 bool is_trusted_domain(const char* dom_name);
 211
 212 /* The following definitions come from auth/user_info.c  */
 213
 214 NTSTATUS make_user_info(struct auth_usersupplied_info **ret_user_info,
 215                         const char *smb_name,
 216                         const char *internal_username,
 217                         const char *client_domain,
 218                         const char *domain,
 219                         const char *workstation_name,
 220                         const struct tsocket_address *remote_address,
 221                         const DATA_BLOB *lm_pwd,
 222                         const DATA_BLOB *nt_pwd,
 223                         const struct samr_Password *lm_interactive_pwd,
 224                         const struct samr_Password *nt_interactive_pwd,
 225                         const char *plaintext_password,
 226                         enum auth_password_state password_state);
 227 void free_user_info(struct auth_usersupplied_info **user_info);
 228
 229 NTSTATUS do_map_to_guest_server_info(NTSTATUS status,
 230                                      struct auth_serversupplied_info **server_info,
 231                                      const char *user, const char *domain);
 232
 233 /* The following definitions come from auth/auth_winbind.c  */
 234
 235 NTSTATUS auth_winbind_init(void);
 236
 237 /* The following definitions come from auth/server_info.c  */
 238
 239 struct netr_SamInfo2;
 240 struct netr_SamInfo3;
 241 struct netr_SamInfo6;
 242
 243 struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx);
 244 NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
 245                                 uint8_t *pipe_session_key,
 246                                 size_t pipe_session_key_len,
 247                                 struct netr_SamInfo2 *sam2);
 248 NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
 249                                 uint8_t *pipe_session_key,
 250                                 size_t pipe_session_key_len,
 251                                 struct netr_SamInfo3 *sam3);
 252 NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
 253                                 uint8_t *pipe_session_key,
 254                                 size_t pipe_session_key_len,
 255                                 struct netr_SamInfo6 *sam6);
 256 NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
 257                           struct samu *samu,
 258                           const char *login_server,
 259                           struct netr_SamInfo3 **_info3,
 260                           struct extra_auth_info *extra);
 261 struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 262                                          struct netr_SamInfo3 *orig);
 263 struct netr_SamInfo3 *wbcAuthUserInfo_to_netr_SamInfo3(TALLOC_CTX *mem_ctx,
 264                                         const struct wbcAuthUserInfo *info);
 265
 266 /* The following definitions come from auth/auth_wbc.c  */
 267
 268 NTSTATUS auth_wbc_init(void);
 269
 270 /* The following definitions come from auth/pampass.c  */
 271
 272 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 273 bool smb_pam_close_session(char *user, char *tty, char *rhost);
 274 NTSTATUS smb_pam_accountcheck(const char *user, const char *rhost);
 275 NTSTATUS smb_pam_passcheck(const char * user, const char * rhost,
 276                            const char * password);
 277 bool smb_pam_passchange(const char *user, const char *rhost,
 278                         const char *oldpassword, const char *newpassword);
 279 bool smb_pam_claim_session(char *user, char *tty, char *rhost);
 280 bool smb_pam_close_session(char *in_user, char *tty, char *rhost);
 281
 282 /* The following definitions come from auth/pass_check.c  */
 283
 284 void dfs_unlogin(void);
 285 NTSTATUS pass_check(const struct passwd *pass,
 286                     const char *user,
 287                     const char *rhost,
 288                     const char *password,
 289                     bool run_cracker);
 290
 291 /* The following definitions come from auth/token_util.c  */
 292
 293 bool nt_token_check_sid ( const struct dom_sid *sid, const struct security_token *token );
 294 bool nt_token_check_domain_rid( struct security_token *token, uint32 rid );
 295 struct security_token *get_root_nt_token( void );
 296 NTSTATUS add_aliases(const struct dom_sid *domain_sid,
 297                      struct security_token *token);
 298 struct security_token *create_local_nt_token(TALLOC_CTX *mem_ctx,
 299                                             const struct dom_sid *user_sid,
 300                                             bool is_guest,
 301                                             int num_groupsids,
 302                                             const struct dom_sid *groupsids);
 303 NTSTATUS create_local_nt_token_from_info3(TALLOC_CTX *mem_ctx,
 304                                           bool is_guest,
 305                                           const struct netr_SamInfo3 *info3,
 306                                           const struct extra_auth_info *extra,
 307                                           struct security_token **ntok);
 308 void debug_unix_user_token(int dbg_class, int dbg_lev, uid_t uid, gid_t gid,
 309                            int n_groups, gid_t *groups);
 310
 311 /* The following definitions come from auth/user_util.c  */
 312
 313 bool map_username(TALLOC_CTX *ctx, const char *user_in, char **p_user_out);
 314 bool user_in_netgroup(TALLOC_CTX *ctx, const char *user, const char *ngname);
 315 bool user_in_list(TALLOC_CTX *ctx, const char *user,const char **list);
 316
 317 /* The following definitions come from auth/user_krb5.c  */
 318 struct PAC_LOGON_INFO;
 319 NTSTATUS get_user_from_kerberos_info(TALLOC_CTX *mem_ctx,
 320                                      const char *cli_name,
 321                                      const char *princ_name,
 322                                      struct PAC_LOGON_INFO *logon_info,
 323                                      bool *is_mapped,
 324                                      bool *mapped_to_guest,
 325                                      char **ntuser,
 326                                      char **ntdomain,
 327                                      char **username,
 328                                      struct passwd **_pw);
 329 NTSTATUS make_session_info_krb5(TALLOC_CTX *mem_ctx,
 330                                 char *ntuser,
 331                                 char *ntdomain,
 332                                 char *username,
 333                                 struct passwd *pw,
 334                                 struct PAC_LOGON_INFO *logon_info,
 335                                 bool mapped_to_guest, bool username_was_mapped,
 336                                 DATA_BLOB *session_key,
 337                                 struct auth_session_info **session_info);
 338
 339
 340 #endif /* _AUTH_PROTO_H_ */