NetworkPkg/TlsDxe/TlsConfigProtocol.c

   1 /** @file
   2   Implementation of EFI TLS Configuration Protocol Interfaces.
   3
   4   Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
   5
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php.
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #include "TlsImpl.h"
  17
  18 EFI_TLS_CONFIGURATION_PROTOCOL  mTlsConfigurationProtocol = {
  19   TlsConfigurationSetData,
  20   TlsConfigurationGetData
  21 };
  22
  23 /**
  24   Set TLS configuration data.
  25
  26   The SetData() function sets TLS configuration to non-volatile storage or volatile
  27   storage.
  28
  29   @param[in]  This                Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.
  30   @param[in]  DataType            Configuration data type.
  31   @param[in]  Data                Pointer to configuration data.
  32   @param[in]  DataSize            Total size of configuration data.
  33
  34   @retval EFI_SUCCESS             The TLS configuration data is set successfully.
  35   @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
  36                                   This is NULL.
  37                                   Data is NULL.
  38                                   DataSize is 0.
  39   @retval EFI_UNSUPPORTED         The DataType is unsupported.
  40   @retval EFI_OUT_OF_RESOURCES    Required system resources could not be allocated.
  41
  42 **/
  43 EFI_STATUS
  44 EFIAPI
  45 TlsConfigurationSetData (
  46   IN     EFI_TLS_CONFIGURATION_PROTOCOL  *This,
  47   IN     EFI_TLS_CONFIG_DATA_TYPE        DataType,
  48   IN     VOID                            *Data,
  49   IN     UINTN                           DataSize
  50   )
  51 {
  52   EFI_STATUS                Status;
  53   TLS_INSTANCE              *Instance;
  54   EFI_TPL                   OldTpl;
  55
  56   Status = EFI_SUCCESS;
  57
  58   if (This == NULL ||  Data == NULL || DataSize == 0) {
  59     return EFI_INVALID_PARAMETER;
  60   }
  61
  62   OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
  63
  64   Instance = TLS_INSTANCE_FROM_CONFIGURATION (This);
  65
  66   switch (DataType) {
  67   case EfiTlsConfigDataTypeCACertificate:
  68     Status = TlsSetCaCertificate (Instance->TlsConn, Data, DataSize);
  69     break;
  70   case EfiTlsConfigDataTypeHostPublicCert:
  71     Status = TlsSetHostPublicCert (Instance->TlsConn, Data, DataSize);
  72     break;
  73   case EfiTlsConfigDataTypeHostPrivateKey:
  74     Status = TlsSetHostPrivateKey (Instance->TlsConn, Data, DataSize);
  75     break;
  76   case EfiTlsConfigDataTypeCertRevocationList:
  77     Status = TlsSetCertRevocationList (Data, DataSize);
  78     break;
  79   default:
  80      Status = EFI_UNSUPPORTED;
  81   }
  82
  83   gBS->RestoreTPL (OldTpl);
  84   return Status;
  85 }
  86
  87 /**
  88   Get TLS configuration data.
  89
  90   The GetData() function gets TLS configuration.
  91
  92   @param[in]       This           Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.
  93   @param[in]       DataType       Configuration data type.
  94   @param[in, out]  Data           Pointer to configuration data.
  95   @param[in, out]  DataSize       Total size of configuration data. On input, it means
  96                                   the size of Data buffer. On output, it means the size
  97                                   of copied Data buffer if EFI_SUCCESS, and means the
  98                                   size of desired Data buffer if EFI_BUFFER_TOO_SMALL.
  99
 100   @retval EFI_SUCCESS             The TLS configuration data is got successfully.
 101   @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
 102                                   This is NULL.
 103                                   DataSize is NULL.
 104                                   Data is NULL if *DataSize is not zero.
 105   @retval EFI_UNSUPPORTED         The DataType is unsupported.
 106   @retval EFI_NOT_FOUND           The TLS configuration data is not found.
 107   @retval EFI_BUFFER_TOO_SMALL    The buffer is too small to hold the data.
 108 **/
 109 EFI_STATUS
 110 EFIAPI
 111 TlsConfigurationGetData (
 112   IN     EFI_TLS_CONFIGURATION_PROTOCOL  *This,
 113   IN     EFI_TLS_CONFIG_DATA_TYPE        DataType,
 114   IN OUT VOID                            *Data, OPTIONAL
 115   IN OUT UINTN                           *DataSize
 116   )
 117 {
 118   EFI_STATUS                Status;
 119   TLS_INSTANCE              *Instance;
 120
 121   EFI_TPL                   OldTpl;
 122
 123   Status = EFI_SUCCESS;
 124
 125   if (This == NULL || DataSize == NULL || (Data == NULL && *DataSize != 0)) {
 126     return EFI_INVALID_PARAMETER;
 127   }
 128
 129   OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
 130
 131   Instance = TLS_INSTANCE_FROM_CONFIGURATION (This);
 132
 133   switch (DataType) {
 134   case EfiTlsConfigDataTypeCACertificate:
 135     Status = TlsGetCaCertificate (Instance->TlsConn, Data, DataSize);
 136     break;
 137   case EfiTlsConfigDataTypeHostPublicCert:
 138     Status = TlsGetHostPublicCert (Instance->TlsConn, Data, DataSize);
 139     break;
 140   case EfiTlsConfigDataTypeHostPrivateKey:
 141     Status = TlsGetHostPrivateKey (Instance->TlsConn, Data, DataSize);
 142     break;
 143   case EfiTlsConfigDataTypeCertRevocationList:
 144     Status = TlsGetCertRevocationList (Data, DataSize);
 145     break;
 146   default:
 147     Status = EFI_UNSUPPORTED;
 148   }
 149
 150   gBS->RestoreTPL (OldTpl);
 151   return Status;
 152 }
 153