source3/libads/ads_status.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    ads (active directory) utility library
   4    Copyright (C) Andrew Tridgell 2001
   5    Copyright (C) Remus Koos 2001
   6    Copyright (C) Andrew Bartlett 2001
   7
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "includes.h"
  24 #include "smb_krb5.h"
  25
  26 /*
  27   build a ADS_STATUS structure
  28 */
  29 ADS_STATUS ads_build_error(enum ads_error_type etype,
  30                            int rc, int minor_status)
  31 {
  32         ADS_STATUS ret;
  33
  34         if (etype == ENUM_ADS_ERROR_NT) {
  35                 DEBUG(0,("don't use ads_build_error with ENUM_ADS_ERROR_NT!\n"));
  36                 ret.err.rc = -1;
  37                 ret.error_type = ENUM_ADS_ERROR_SYSTEM;
  38                 ret.minor_status = 0;
  39                 return ret;
  40         }
  41
  42         ret.err.rc = rc;
  43         ret.error_type = etype;
  44         ret.minor_status = minor_status;
  45         return ret;
  46 }
  47
  48 ADS_STATUS ads_build_nt_error(enum ads_error_type etype,
  49                            NTSTATUS nt_status)
  50 {
  51         ADS_STATUS ret;
  52
  53         if (etype != ENUM_ADS_ERROR_NT) {
  54                 DEBUG(0,("don't use ads_build_nt_error without ENUM_ADS_ERROR_NT!\n"));
  55                 ret.err.rc = -1;
  56                 ret.error_type = ENUM_ADS_ERROR_SYSTEM;
  57                 ret.minor_status = 0;
  58                 return ret;
  59         }
  60         ret.err.nt_status = nt_status;
  61         ret.error_type = etype;
  62         ret.minor_status = 0;
  63         return ret;
  64 }
  65
  66 /*
  67   do a rough conversion between ads error codes and NT status codes
  68   we'll need to fill this in more
  69 */
  70 NTSTATUS ads_ntstatus(ADS_STATUS status)
  71 {
  72         switch (status.error_type) {
  73         case ENUM_ADS_ERROR_NT:
  74                 return status.err.nt_status;
  75         case ENUM_ADS_ERROR_SYSTEM:
  76                 return map_nt_error_from_unix(status.err.rc);
  77 #ifdef HAVE_LDAP
  78         case ENUM_ADS_ERROR_LDAP:
  79                 if (status.err.rc == LDAP_SUCCESS) {
  80                         return NT_STATUS_OK;
  81                 }
  82                 return NT_STATUS_LDAP(status.err.rc);
  83 #endif
  84 #ifdef HAVE_KRB5
  85         case ENUM_ADS_ERROR_KRB5:
  86                 return krb5_to_nt_status(status.err.rc);
  87 #endif
  88         default:
  89                 break;
  90         }
  91
  92         if (ADS_ERR_OK(status)) {
  93                 return NT_STATUS_OK;
  94         }
  95         return NT_STATUS_UNSUCCESSFUL;
  96 }
  97
  98 /*
  99   return a string for an error from a ads routine
 100 */
 101 const char *ads_errstr(ADS_STATUS status)
 102 {
 103         switch (status.error_type) {
 104         case ENUM_ADS_ERROR_SYSTEM:
 105                 return strerror(status.err.rc);
 106 #ifdef HAVE_LDAP
 107         case ENUM_ADS_ERROR_LDAP:
 108                 return ldap_err2string(status.err.rc);
 109 #endif
 110 #ifdef HAVE_KRB5
 111         case ENUM_ADS_ERROR_KRB5:
 112                 return error_message(status.err.rc);
 113 #endif
 114 #ifdef HAVE_GSSAPI
 115         case ENUM_ADS_ERROR_GSS:
 116         {
 117                 char *ret;
 118                 uint32 msg_ctx;
 119                 uint32 minor;
 120                 gss_buffer_desc msg1, msg2;
 121
 122                 msg_ctx = 0;
 123
 124                 msg1.value = NULL;
 125                 msg2.value = NULL;
 126                 gss_display_status(&minor, status.err.rc, GSS_C_GSS_CODE,
 127                                    GSS_C_NULL_OID, &msg_ctx, &msg1);
 128                 gss_display_status(&minor, status.minor_status, GSS_C_MECH_CODE,
 129                                    GSS_C_NULL_OID, &msg_ctx, &msg2);
 130                 ret = talloc_asprintf(talloc_tos(), "%s : %s",
 131                                       (char *)msg1.value, (char *)msg2.value);
 132                 SMB_ASSERT(ret != NULL);
 133                 gss_release_buffer(&minor, &msg1);
 134                 gss_release_buffer(&minor, &msg2);
 135                 return ret;
 136         }
 137 #endif
 138         case ENUM_ADS_ERROR_NT:
 139                 return get_friendly_nt_error_msg(ads_ntstatus(status));
 140         default:
 141                 return "Unknown ADS error type!? (not compiled in?)";
 142         }
 143 }
 144
 145 #ifdef HAVE_GSSAPI
 146 NTSTATUS gss_err_to_ntstatus(uint32 maj, uint32 min)
 147 {
 148         ADS_STATUS adss = ADS_ERROR_GSS(maj, min);
 149         DEBUG(10,("gss_err_to_ntstatus: Error %s\n",
 150                 ads_errstr(adss) ));
 151         return ads_ntstatus(adss);
 152 }
 153 #endif