source4/auth/kerberos/kerberos.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    simple kerberos5 routines for active directory
   4    Copyright (C) Andrew Tridgell 2001
   5    Copyright (C) Luke Howard 2002-2003
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #ifndef _AUTH_KERBEROS_H_
  22 #define _AUTH_KERBEROS_H_
  23
  24 #if defined(HAVE_KRB5)
  25
  26 #include "system/kerberos.h"
  27 #include "auth/kerberos/krb5_init_context.h"
  28 #include "librpc/gen_ndr/krb5pac.h"
  29 #include "lib/krb5_wrap/krb5_samba.h"
  30 #include "lib/krb5_wrap/gss_samba.h"
  31
  32 struct auth_user_info_dc;
  33 struct cli_credentials;
  34
  35 struct ccache_container {
  36         struct smb_krb5_context *smb_krb5_context;
  37         krb5_ccache ccache;
  38 };
  39
  40 struct keytab_container {
  41         struct smb_krb5_context *smb_krb5_context;
  42         krb5_keytab keytab;
  43         bool password_based;
  44 };
  45
  46 /* not really ASN.1, but RFC 1964 */
  47 #define TOK_ID_KRB_AP_REQ       ((const uint8_t *)"\x01\x00")
  48 #define TOK_ID_KRB_AP_REP       ((const uint8_t *)"\x02\x00")
  49 #define TOK_ID_KRB_ERROR        ((const uint8_t *)"\x03\x00")
  50 #define TOK_ID_GSS_GETMIC       ((const uint8_t *)"\x01\x01")
  51 #define TOK_ID_GSS_WRAP         ((const uint8_t *)"\x02\x01")
  52
  53 #ifdef HAVE_KRB5_KEYBLOCK_KEYVALUE
  54 #define KRB5_KEY_TYPE(k)        ((k)->keytype)
  55 #define KRB5_KEY_LENGTH(k)      ((k)->keyvalue.length)
  56 #define KRB5_KEY_DATA(k)        ((k)->keyvalue.data)
  57 #else
  58 #define KRB5_KEY_TYPE(k)        ((k)->enctype)
  59 #define KRB5_KEY_LENGTH(k)      ((k)->length)
  60 #define KRB5_KEY_DATA(k)        ((k)->contents)
  61 #endif /* HAVE_KRB5_KEYBLOCK_KEYVALUE */
  62
  63 #define ENC_ALL_TYPES (ENC_CRC32 | ENC_RSA_MD5 | ENC_RC4_HMAC_MD5 |     \
  64                        ENC_HMAC_SHA1_96_AES128 | ENC_HMAC_SHA1_96_AES256)
  65
  66 #ifndef HAVE_KRB5_SET_DEFAULT_TGS_KTYPES
  67 krb5_error_code krb5_set_default_tgs_ktypes(krb5_context ctx, const krb5_enctype *enc);
  68 #endif
  69
  70 #if defined(HAVE_KRB5_AUTH_CON_SETKEY) && !defined(HAVE_KRB5_AUTH_CON_SETUSERUSERKEY)
  71 krb5_error_code krb5_auth_con_setuseruserkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock *keyblock);
  72 #endif
  73
  74 #if defined(HAVE_KRB5_PRINCIPAL_GET_COMP_STRING) && !defined(HAVE_KRB5_PRINC_COMPONENT)
  75 const krb5_data *krb5_princ_component(krb5_context context, krb5_principal principal, int i );
  76 #endif
  77
  78 #ifndef krb5_princ_size
  79 #if defined(HAVE_KRB5_PRINCIPAL_GET_NUM_COMP)
  80 #define krb5_princ_size krb5_principal_get_num_comp
  81 #else
  82 #error krb5_princ_size unavailable
  83 #endif
  84 #endif
  85
  86 /* Samba wrapper function for krb5 functionality. */
  87  krb5_error_code kerberos_encode_pac(TALLOC_CTX *mem_ctx,
  88                                     struct PAC_DATA *pac_data,
  89                                     krb5_context context,
  90                                     const krb5_keyblock *krbtgt_keyblock,
  91                                     const krb5_keyblock *service_keyblock,
  92                                     DATA_BLOB *pac);
  93  krb5_error_code kerberos_create_pac(TALLOC_CTX *mem_ctx,
  94                                      struct auth_user_info_dc *user_info_dc,
  95                                      krb5_context context,
  96                                      const krb5_keyblock *krbtgt_keyblock,
  97                                      const krb5_keyblock *service_keyblock,
  98                                      krb5_principal client_principal,
  99                                      time_t tgs_authtime,
 100                                      DATA_BLOB *pac);
 101
 102 #include "auth/kerberos/proto.h"
 103
 104 #endif /* HAVE_KRB5 */
 105
 106 #endif /* _AUTH_KERBEROS_H_ */