lib/crypto/gnutls_error.c

   1 /*
   2  * Copyright (c) 2019      Andreas Schneider <asn@samba.org>
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "includes.h"
  19 #include "gnutls_helpers.h"
  20
  21 #include <gnutls/gnutls.h>
  22
  23 NTSTATUS _gnutls_error_to_ntstatus(int gnutls_rc,
  24                                    NTSTATUS blocked_status,
  25                                    const char *function,
  26                                    const char *location)
  27 {
  28         NTSTATUS status;
  29
  30         if (gnutls_rc == GNUTLS_E_SUCCESS) {
  31                 return NT_STATUS_OK;
  32         }
  33
  34         switch (gnutls_rc) {
  35         case GNUTLS_E_UNWANTED_ALGORITHM:
  36                 status = blocked_status;
  37                 break;
  38         case GNUTLS_E_MEMORY_ERROR:
  39                 status = NT_STATUS_NO_MEMORY;
  40                 break;
  41         case GNUTLS_E_INVALID_REQUEST:
  42                 status = NT_STATUS_INVALID_VARIANT;
  43                 break;
  44         case GNUTLS_E_DECRYPTION_FAILED:
  45                 status = NT_STATUS_DECRYPTION_FAILED;
  46                 break;
  47         case GNUTLS_E_ENCRYPTION_FAILED:
  48                 status = NT_STATUS_ENCRYPTION_FAILED;
  49                 break;
  50         case GNUTLS_E_SHORT_MEMORY_BUFFER:
  51                 status = NT_STATUS_INVALID_PARAMETER;
  52                 break;
  53         case GNUTLS_E_BASE64_DECODING_ERROR:
  54         case GNUTLS_E_HASH_FAILED:
  55         case GNUTLS_E_LIB_IN_ERROR_STATE:
  56         case GNUTLS_E_INTERNAL_ERROR:
  57         default:
  58                 status = NT_STATUS_INTERNAL_ERROR;
  59                 break;
  60         }
  61
  62         D_WARNING("%s: GNUTLS ERROR: %s, NTSTATUS: %s at %s\n",
  63                   function,
  64                   gnutls_strerror_name(gnutls_rc),
  65                   nt_errstr(status),
  66                   location);
  67
  68         return status;
  69 }
  70
  71 WERROR _gnutls_error_to_werror(int gnutls_rc,
  72                                WERROR blocked_werr,
  73                                const char *function,
  74                                const char *location)
  75 {
  76         WERROR werr;
  77
  78         if (gnutls_rc == GNUTLS_E_SUCCESS) {
  79                 return WERR_OK;
  80         }
  81
  82         switch (gnutls_rc) {
  83         case GNUTLS_E_UNWANTED_ALGORITHM:
  84                 werr = blocked_werr;
  85                 break;
  86         case GNUTLS_E_MEMORY_ERROR:
  87                 werr = WERR_NOT_ENOUGH_MEMORY;
  88                 break;
  89         case GNUTLS_E_INVALID_REQUEST:
  90                 werr = WERR_INVALID_VARIANT;
  91                 break;
  92         case GNUTLS_E_DECRYPTION_FAILED:
  93                 werr = WERR_DECRYPTION_FAILED;
  94                 break;
  95         case GNUTLS_E_ENCRYPTION_FAILED:
  96                 werr = WERR_ENCRYPTION_FAILED;
  97                 break;
  98         case GNUTLS_E_SHORT_MEMORY_BUFFER:
  99                 werr = WERR_INVALID_PARAMETER;
 100                 break;
 101         case GNUTLS_E_BASE64_DECODING_ERROR:
 102         case GNUTLS_E_HASH_FAILED:
 103         case GNUTLS_E_LIB_IN_ERROR_STATE:
 104         case GNUTLS_E_INTERNAL_ERROR:
 105         default:
 106                 werr = WERR_INTERNAL_ERROR;
 107                 break;
 108         }
 109
 110         D_WARNING("%s: GNUTLS ERROR: %s, WERROR: %s at %s\n",
 111                   function,
 112                   gnutls_strerror_name(gnutls_rc),
 113                   win_errstr(werr),
 114                   location);
 115
 116         return werr;
 117 }