common/PKCS15Object.cpp

   1 /*
   2  * Copyright (c) 2012, 2013 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /* standard library header */
  18
  19 /* SLP library header */
  20
  21 /* local header */
  22 #include "Debug.h"
  23 #include "SimpleTLV.h"
  24 #include "PKCS15Object.h"
  25
  26 namespace smartcard_service_api
  27 {
  28 //      PKCS15Object::PKCS15Object():FileObject()
  29 //      {
  30 //      }
  31
  32         PKCS15Object::PKCS15Object(Channel *channel):FileObject(channel)
  33         {
  34         }
  35
  36         PKCS15Object::PKCS15Object(Channel *channel, ByteArray selectResponse):FileObject(channel, selectResponse)
  37         {
  38         }
  39
  40         PKCS15Object::~PKCS15Object()
  41         {
  42         }
  43
  44         ByteArray PKCS15Object::getOctetStream(const ByteArray &data)
  45         {
  46                 ByteArray result;
  47                 SimpleTLV tlv(data);
  48
  49                 if (tlv.decodeTLV() && tlv.getTag() == TAG_SEQUENCE)
  50                 {
  51                         tlv.enterToValueTLV();
  52
  53                         if (tlv.decodeTLV() && tlv.getTag() == TAG_OCTET_STREAM)
  54                         {
  55                                 result = tlv.getValue();
  56                         }
  57                         else
  58                         {
  59                                 SCARD_DEBUG_ERR("TAG_OCTET_STREAM not found");
  60                         }
  61                         tlv.returnToParentTLV();
  62                 }
  63                 else
  64                 {
  65                         SCARD_DEBUG_ERR("TAG_SEQUENCE not found");
  66                 }
  67
  68                 return result;
  69         }
  70
  71
  72 } /* namespace smartcard_service_api */