src/security/pkcs/FSecPkcsPkcs05PbKdf2Parameters.cpp

   1 //
   2 // Copyright (c) 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 /**
  18  * @file                FSecPkcsPkcs05PbKdf2Parameters.cpp
  19  * @brief               This is the implementation file for Pkcs05PbKdf2Parameters class.
  20  *
  21  * This header file contains the implementation of Pkcs05PbKdf2Parameters class.
  22  *
  23  */
  24
  25 #include <unique_ptr.h>
  26 #include <FBaseSysLog.h>
  27 #include <FBaseByteBuffer.h>
  28 #include <FBaseResult.h>
  29 #include <FBaseInteger.h>
  30 #include <FSecPkcsPkcs05PbKdf2Parameters.h>
  31 #include <FSecPkcsIAlgorithmParameters.h>
  32 #include <FSecPkcsAlgorithmIdentifier.h>
  33
  34 #include "FSecPkcs_Pkcs05PbKdf2ParametersImpl.h"
  35
  36 using namespace Tizen::Base;
  37
  38 namespace Tizen { namespace Security { namespace Pkcs
  39 {
  40
  41 Pkcs05PbKdf2Parameters::Pkcs05PbKdf2Parameters(void)
  42         : __pPkcs05PbKdf2ParametersImpl(null)
  43 {
  44
  45 }
  46
  47 Pkcs05PbKdf2Parameters::~Pkcs05PbKdf2Parameters(void)
  48 {
  49         delete __pPkcs05PbKdf2ParametersImpl;
  50 }
  51
  52 result
  53 Pkcs05PbKdf2Parameters::Construct(const Tizen::Base::ByteBuffer& encodedData)
  54 {
  55         result r = E_SUCCESS;
  56
  57         SysAssertf(__pPkcs05PbKdf2ParametersImpl == null,
  58                            "Already constructed! Calling Construct() twice or more on a same instance is not allowed for this class");
  59
  60         __pPkcs05PbKdf2ParametersImpl = new (std::nothrow) _Pkcs05PbKdf2ParametersImpl();
  61         SysTryReturnResult(NID_SEC_CRYPTO, __pPkcs05PbKdf2ParametersImpl != null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory in insufficient.");
  62
  63         r = __pPkcs05PbKdf2ParametersImpl->Construct(encodedData);
  64         SysTryCatch(NID_SEC_CRYPTO, !IsFailed(r), , r, "[%s] Propagated.", GetErrorMessage(r));
  65
  66         return r;
  67
  68 CATCH:
  69
  70         delete __pPkcs05PbKdf2ParametersImpl;
  71         __pPkcs05PbKdf2ParametersImpl = null;
  72
  73         return r;
  74 }
  75
  76 result
  77 Pkcs05PbKdf2Parameters::Construct(const Tizen::Base::ByteBuffer& saltBuffer, int iterationCount, int derivedKeyLength)
  78 {
  79         result r = E_SUCCESS;
  80
  81         SysAssertf(__pPkcs05PbKdf2ParametersImpl == null,
  82                            "Already constructed! Calling Construct() twice or more on a same instance is not allowed for this class");
  83
  84         __pPkcs05PbKdf2ParametersImpl = new (std::nothrow) _Pkcs05PbKdf2ParametersImpl();
  85         SysTryReturnResult(NID_SEC_CRYPTO, __pPkcs05PbKdf2ParametersImpl != null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory in insufficient.");
  86
  87         r = __pPkcs05PbKdf2ParametersImpl->Construct(saltBuffer, iterationCount, derivedKeyLength);
  88         SysTryCatch(NID_SEC_CRYPTO, !IsFailed(r), , r, "[%s] Propagated.", GetErrorMessage(r));
  89
  90         return r;
  91
  92 CATCH:
  93
  94         delete __pPkcs05PbKdf2ParametersImpl;
  95         __pPkcs05PbKdf2ParametersImpl = null;
  96
  97         return r;
  98 }
  99
 100
 101 result
 102 Pkcs05PbKdf2Parameters::Construct(const Tizen::Base::ByteBuffer& saltBuffer, int iterationCount, const AlgorithmIdentifier& prf, int derivedKeyLength)
 103 {
 104         result r = E_SUCCESS;
 105
 106         SysAssertf(__pPkcs05PbKdf2ParametersImpl == null,
 107                            "Already constructed! Calling Construct() twice or more on a same instance is not allowed for this class");
 108
 109         __pPkcs05PbKdf2ParametersImpl = new (std::nothrow) _Pkcs05PbKdf2ParametersImpl();
 110         SysTryReturnResult(NID_SEC_CRYPTO, __pPkcs05PbKdf2ParametersImpl != null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory in insufficient.");
 111
 112         r = __pPkcs05PbKdf2ParametersImpl->Construct(saltBuffer, iterationCount, prf, derivedKeyLength);
 113         SysTryCatch(NID_SEC_CRYPTO, !IsFailed(r), , r, "[%s] Propagated.", GetErrorMessage(r));
 114
 115         return r;
 116
 117 CATCH:
 118
 119         delete __pPkcs05PbKdf2ParametersImpl;
 120         __pPkcs05PbKdf2ParametersImpl = null;
 121
 122         return r;
 123 }
 124
 125 ByteBuffer*
 126 Pkcs05PbKdf2Parameters::GetEncodedDataN(void) const
 127 {
 128         result r = E_SUCCESS;
 129
 130         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 131         std::unique_ptr< ByteBuffer > pEncKdfParam(__pPkcs05PbKdf2ParametersImpl->GetEncodedDataN());
 132         SysTryReturn(NID_SEC_CRYPTO, pEncKdfParam != null, null, GetLastResult(), "[%s] Propagated.", GetErrorMessage(r));
 133
 134         return pEncKdfParam.release();
 135
 136 }
 137
 138 const ByteBuffer&
 139 Pkcs05PbKdf2Parameters::GetSaltValue(void) const
 140 {
 141         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 142
 143         return __pPkcs05PbKdf2ParametersImpl->GetSaltValue();
 144 }
 145
 146 int
 147 Pkcs05PbKdf2Parameters::GetIterationCount(void) const
 148 {
 149         ClearLastResult();
 150
 151         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 152
 153         return __pPkcs05PbKdf2ParametersImpl->__iterationCount;
 154 }
 155 int
 156 Pkcs05PbKdf2Parameters::GetDerivedKeyLength(void) const
 157 {
 158         ClearLastResult();
 159
 160         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 161
 162         return __pPkcs05PbKdf2ParametersImpl->__derivedKeyLength;
 163 }
 164
 165 const AlgorithmIdentifier&
 166 Pkcs05PbKdf2Parameters::GetPrf(void) const
 167 {
 168         ClearLastResult();
 169
 170         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 171
 172         return __pPkcs05PbKdf2ParametersImpl->GetPrf();
 173 }
 174
 175 IAlgorithmParameters*
 176 Pkcs05PbKdf2Parameters::CloneN(void) const
 177 {
 178         result r = E_SUCCESS;
 179
 180         ClearLastResult();
 181
 182         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 183         SysAssertf(__pPkcs05PbKdf2ParametersImpl->GetSaltValue().GetRemaining() > 0, "Not yet constructed. Construct () should be called before use.");
 184
 185         std::unique_ptr< Pkcs05PbKdf2Parameters > pKdf2Parameters(new (std::nothrow) Pkcs05PbKdf2Parameters());
 186         SysTryReturn(NID_SEC_CRYPTO, pKdf2Parameters, null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 187
 188         if (__pPkcs05PbKdf2ParametersImpl->GetPrf().GetAlgorithmObjectId().GetLength() > 0)
 189         {
 190                 r = pKdf2Parameters->Construct(__pPkcs05PbKdf2ParametersImpl->GetSaltValue(), __pPkcs05PbKdf2ParametersImpl->GetIterationCount(), __pPkcs05PbKdf2ParametersImpl->GetPrf(), __pPkcs05PbKdf2ParametersImpl->GetDerivedKeyLength());
 191         }
 192         else
 193         {
 194                 r = pKdf2Parameters->Construct(__pPkcs05PbKdf2ParametersImpl->GetSaltValue(), __pPkcs05PbKdf2ParametersImpl->GetIterationCount(), __pPkcs05PbKdf2ParametersImpl->GetDerivedKeyLength());
 195         }
 196
 197         SysTryReturn(NID_SEC_CRYPTO, !IsFailed(r), null, r, "[%s] Failed to construct key derivation parameters.", GetErrorMessage(r));
 198
 199         return pKdf2Parameters.release();
 200 }
 201
 202 PkcsAlgorithmParameterType
 203 Pkcs05PbKdf2Parameters::GetType(void) const
 204 {
 205         ClearLastResult();
 206
 207         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 208
 209         return __pPkcs05PbKdf2ParametersImpl->GetType();
 210 }
 211
 212
 213 bool
 214 Pkcs05PbKdf2Parameters::Equals(const Object& obj) const
 215 {
 216         ClearLastResult();
 217
 218         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 219         const Pkcs05PbKdf2Parameters* pOther = dynamic_cast< const Pkcs05PbKdf2Parameters* >(&obj);
 220         if (pOther == null)
 221         {
 222                 return false;
 223         }
 224
 225         return __pPkcs05PbKdf2ParametersImpl->Equals(*pOther->__pPkcs05PbKdf2ParametersImpl);
 226
 227 }
 228
 229 int
 230 Pkcs05PbKdf2Parameters::GetHashCode(void) const
 231 {
 232         ClearLastResult();
 233
 234         SysAssertf(__pPkcs05PbKdf2ParametersImpl != null, "Not yet constructed. Reconstructor the object.");
 235
 236         return __pPkcs05PbKdf2ParametersImpl->GetHashCode();
 237 }
 238
 239 } } } // end of namespace Pkcs