auth/common_auth.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Standardised Authentication types
   4    Copyright (C) Andrew Bartlett 2001-2010
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "librpc/gen_ndr/krb5pac.h"
  21
  22 #define USER_INFO_CASE_INSENSITIVE_USERNAME 0x01 /* username may be in any case */
  23 #define USER_INFO_CASE_INSENSITIVE_PASSWORD 0x02 /* password may be in any case */
  24 #define USER_INFO_DONT_CHECK_UNIX_ACCOUNT   0x04 /* don't check unix account status */
  25 #define USER_INFO_INTERACTIVE_LOGON         0x08 /* don't check unix account status */
  26
  27 enum auth_password_state {
  28         AUTH_PASSWORD_PLAIN = 1,
  29         AUTH_PASSWORD_HASH = 2,
  30         AUTH_PASSWORD_RESPONSE = 3
  31 };
  32
  33 struct auth_usersupplied_info
  34 {
  35         const char *workstation_name;
  36         const struct tsocket_address *remote_host;
  37
  38         uint32_t logon_parameters;
  39
  40         bool mapped_state;
  41         bool was_mapped;
  42         /* the values the client gives us */
  43         struct {
  44                 const char *account_name;
  45                 const char *domain_name;
  46         } client, mapped;
  47
  48         enum auth_password_state password_state;
  49
  50         struct {
  51                 struct {
  52                         DATA_BLOB lanman;
  53                         DATA_BLOB nt;
  54                 } response;
  55                 struct {
  56                         struct samr_Password *lanman;
  57                         struct samr_Password *nt;
  58                 } hash;
  59
  60                 char *plaintext;
  61         } password;
  62         uint32_t flags;
  63 };
  64 struct auth_serversupplied_info;
  65
  66 struct auth_serversupplied_info;
  67
  68 /* Shared prototypes for functions that may be replaced using s3compat, to ensure things stay in sync */
  69 NTSTATUS ads_verify_ticket(TALLOC_CTX *mem_ctx,
  70                            const char *realm,
  71                            time_t time_offset,
  72                            const DATA_BLOB *ticket,
  73                            char **principal,
  74                            struct PAC_LOGON_INFO **logon_info,
  75                            DATA_BLOB *ap_rep,
  76                            DATA_BLOB *session_key,
  77                            bool use_replay_cache);
  78
  79 /****************************************************************
  80 Given a username, password and other details, return the
  81 PAC_LOGON_INFO (the structure containing the important user
  82 information such as groups).
  83 ****************************************************************/
  84
  85 NTSTATUS kerberos_return_pac(TALLOC_CTX *mem_ctx,
  86                              const char *name,
  87                              const char *pass,
  88                              time_t time_offset,
  89                              time_t *expire_time,
  90                              time_t *renew_till_time,
  91                              const char *cache_name,
  92                              bool request_pac,
  93                              bool add_netbios_addr,
  94                              time_t renewable_time,
  95                              const char *impersonate_princ_s,
  96                              struct PAC_LOGON_INFO **logon_info);
  97 NTSTATUS auth_samba4_init(void);
  98 NTSTATUS check_sam_security(const DATA_BLOB *challenge,
  99                             TALLOC_CTX *mem_ctx,
 100                             const struct auth_usersupplied_info *user_info,
 101                             struct auth_serversupplied_info **server_info);