Line data    Source code

       1              : /*
       2              :  *
       3              :  *    Copyright (c) 2022 Project CHIP Authors
       4              :  *
       5              :  *    Licensed under the Apache License, Version 2.0 (the "License");
       6              :  *    you may not use this file except in compliance with the License.
       7              :  *    You may obtain a copy of the License at
       8              :  *
       9              :  *        http://www.apache.org/licenses/LICENSE-2.0
      10              :  *
      11              :  *    Unless required by applicable law or agreed to in writing, software
      12              :  *    distributed under the License is distributed on an "AS IS" BASIS,
      13              :  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14              :  *    See the License for the specific language governing permissions and
      15              :  *    limitations under the License.
      16              :  */
      17              : #pragma once
      18              : 
      19              : #include <lib/core/CHIPError.h>
      20              : #include <lib/support/Span.h>
      21              : #include <platform/CommissionableDataProvider.h>
      22              : 
      23              : namespace chip {
      24              : namespace DeviceLayer {
      25              : 
      26              : /**
      27              :  * @brief Version of a CommissionableDataProvider with just enough
      28              :  *        support for basic tests of the minimum required CommissionableDataProvider
      29              :  *        features, using a default passcode and discriminator.
      30              :  */
      31              : class TestOnlyCommissionableDataProvider : public CommissionableDataProvider
      32              : {
      33              : public:
      34            2 :     TestOnlyCommissionableDataProvider() {}
      35              : 
      36            8 :     CHIP_ERROR GetSetupDiscriminator(uint16_t & setupDiscriminator) override
      37              :     {
      38            8 :         constexpr uint16_t kDefaultTestDiscriminator = 3840;
      39            8 :         setupDiscriminator                           = kDefaultTestDiscriminator;
      40            8 :         return CHIP_NO_ERROR;
      41              :     }
      42              : 
      43            0 :     CHIP_ERROR SetSetupDiscriminator(uint16_t setupDiscriminator) override
      44              :     {
      45              :         (void) setupDiscriminator;
      46            0 :         return CHIP_ERROR_NOT_IMPLEMENTED;
      47              :     }
      48              : 
      49            5 :     CHIP_ERROR GetSpake2pIterationCount(uint32_t & iterationCount) override
      50              :     {
      51            5 :         constexpr uint32_t kDefaultTestVerifierIterationCount = 1000;
      52            5 :         iterationCount                                        = kDefaultTestVerifierIterationCount;
      53            5 :         return CHIP_NO_ERROR;
      54              :     }
      55              : 
      56            5 :     CHIP_ERROR GetSpake2pSalt(MutableByteSpan & saltBuf) override
      57              :     {
      58            5 :         const uint8_t kDefaultTestVerifierSalt[16] = {
      59              :             0x53, 0x50, 0x41, 0x4b, 0x45, 0x32, 0x50, 0x20, 0x4b, 0x65, 0x79, 0x20, 0x53, 0x61, 0x6c, 0x74,
      60              :         };
      61              : 
      62            5 :         size_t saltLen = sizeof(kDefaultTestVerifierSalt);
      63            5 :         if (saltBuf.size() < saltLen)
      64              :         {
      65            0 :             return CHIP_ERROR_BUFFER_TOO_SMALL;
      66              :         }
      67            5 :         memcpy(saltBuf.data(), &kDefaultTestVerifierSalt[0], saltLen);
      68            5 :         saltBuf.reduce_size(saltLen);
      69            5 :         return CHIP_NO_ERROR;
      70              :     }
      71              : 
      72            5 :     CHIP_ERROR GetSpake2pVerifier(MutableByteSpan & verifierBuf, size_t & outVerifierLen) override
      73              :     {
      74            5 :         const uint8_t kDefaultTestVerifier[97] = {
      75              :             0xb9, 0x61, 0x70, 0xaa, 0xe8, 0x03, 0x34, 0x68, 0x84, 0x72, 0x4f, 0xe9, 0xa3, 0xb2, 0x87, 0xc3, 0x03, 0x30, 0xc2, 0xa6,
      76              :             0x60, 0x37, 0x5d, 0x17, 0xbb, 0x20, 0x5a, 0x8c, 0xf1, 0xae, 0xcb, 0x35, 0x04, 0x57, 0xf8, 0xab, 0x79, 0xee, 0x25, 0x3a,
      77              :             0xb6, 0xa8, 0xe4, 0x6b, 0xb0, 0x9e, 0x54, 0x3a, 0xe4, 0x22, 0x73, 0x6d, 0xe5, 0x01, 0xe3, 0xdb, 0x37, 0xd4, 0x41, 0xfe,
      78              :             0x34, 0x49, 0x20, 0xd0, 0x95, 0x48, 0xe4, 0xc1, 0x82, 0x40, 0x63, 0x0c, 0x4f, 0xf4, 0x91, 0x3c, 0x53, 0x51, 0x38, 0x39,
      79              :             0xb7, 0xc0, 0x7f, 0xcc, 0x06, 0x27, 0xa1, 0xb8, 0x57, 0x3a, 0x14, 0x9f, 0xcd, 0x1f, 0xa4, 0x66, 0xcf,
      80              :         };
      81              : 
      82            5 :         outVerifierLen = sizeof(kDefaultTestVerifier);
      83            5 :         if (verifierBuf.size() < outVerifierLen)
      84              :         {
      85            0 :             return CHIP_ERROR_BUFFER_TOO_SMALL;
      86              :         }
      87            5 :         memcpy(verifierBuf.data(), &kDefaultTestVerifier[0], outVerifierLen);
      88            5 :         verifierBuf.reduce_size(outVerifierLen);
      89            5 :         return CHIP_NO_ERROR;
      90              :     }
      91              : 
      92            0 :     CHIP_ERROR GetSetupPasscode(uint32_t & setupPasscode) override
      93              :     {
      94            0 :         constexpr uint32_t kDefaultTestPasscode = 20202021;
      95            0 :         setupPasscode                           = kDefaultTestPasscode;
      96            0 :         return CHIP_NO_ERROR;
      97              :     }
      98              : 
      99            0 :     CHIP_ERROR SetSetupPasscode(uint32_t setupPasscode) override
     100              :     {
     101              :         (void) setupPasscode;
     102            0 :         return CHIP_ERROR_NOT_IMPLEMENTED;
     103              :     }
     104              : };
     105              : 
     106              : } // namespace DeviceLayer
     107              : } // namespace chip