text: /*
   * Copyright (C) 2021 Huawei Device Co., Ltd.
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #ifndef _CUT_AUTHENTICATE_
  
  #include "hks_safe_compare_key_test.h"
  
  #include <hctest.h>
  #include "hi_watchdog.h"
  #include "hks_api.h"
  #include "hks_param.h"
  #include "hks_test_api_performance.h"
  #include "hks_test_common.h"
  #include "hks_test_file_operator.h"
  #include "hks_test_log.h"
  #include "hks_test_mem.h"
  
  static const char *g_storePath = "/storage/";
  static const char *g_testOne = "TestOne";
  static const char *g_testTwo = "TestTwo";
  
  /*
   * @tc.register: register a test suit named "CalcMultiTest"
   * @param: test subsystem name
   * @param: c_example module name
   * @param: CalcMultiTest test suit name
   */
  LITE_TEST_SUIT(husk, huks_lite, HksSafeCompareKeyTest);
  
  /**
   * @tc.setup: define a setup for test suit, format:"CalcMultiTest + SetUp"
   * @return: true——setup success
   */
  static BOOL HksSafeCompareKeyTestSetUp()
  {
      LiteTestPrint("setup\n");
      hi_watchdog_disable();
      TEST_ASSERT_TRUE(HksInitialize() == 0);
      return TRUE;
  }
  
  /**
   * @tc.teardown: define a setup for test suit, format:"CalcMultiTest + TearDown"
   * @return: true——teardown success
   */
  static BOOL HksSafeCompareKeyTestTearDown()
  {
      LiteTestPrint("tearDown\n");
      hi_watchdog_enable();
      return TRUE;
  }
  
  
  static const struct HksTestGenKeyParams g_testGenKeyParams[] = {
      /* x25519: tee sign/verify */
      { 0, HKS_SUCCESS, { true, DEFAULT_KEY_ALIAS_SIZE, true, DEFAULT_KEY_ALIAS_SIZE },
          {
              true,
              true, HKS_ALG_X25519,
              true, HKS_CURVE25519_KEY_SIZE_256,
              true, HKS_KEY_PURPOSE_SIGN | HKS_KEY_PURPOSE_VERIFY,
              false, 0,
              false, 0,
              false, 0,
              false, 0
          },
          { false, 0 },
      },
  };
  
  static int32_t SafeTestGenerateKey(struct HksBlob *keyAlias)
  {
      uint32_t index = 0;
      uint32_t performTimes = 1;
  
      struct HksParamSet *paramSet = NULL;
      struct GenerateKeyParamSetStructure paramStruct = {
          &paramSet,
          g_testGenKeyParams[index].paramSetParams.paramSetExist,
          g_testGenKeyParams[index].paramSetParams.setAlg, g_testGenKeyParams[index].paramSetParams.alg,
          g_testGenKeyParams[index].paramSetParams.setKeySize, g_testGenKeyParams[index].paramSetParams.keySize,
          g_testGenKeyParams[index].paramSetParams.setPurpose, g_testGenKeyParams[index].paramSetParams.purpose,
          g_testGenKeyParams[index].paramSetParams.setDigest, g_testGenKeyParams[index].paramSetParams.digest,
          g_testGenKeyParams[index].paramSetParams.setPadding, g_testGenKeyParams[index].paramSetParams.padding,
          g_testGenKeyParams[index].paramSetParams.setBlockMode, g_testGenKeyParams[index].paramSetParams.mode,
          g_testGenKeyParams[index].paramSetParams.setKeyStorageFlag,
          g_testGenKeyParams[index].paramSetParams.keyStorageFlag
      };
      int32_t ret = TestConstructGenerateKeyParamSet(&paramStruct);
      HKS_TEST_ASSERT(ret == 0);
  
      struct HksParamSet *paramSetOut = NULL;
      ret = TestConstructGenerateKeyParamSetOut(&paramSetOut,
          g_testGenKeyParams[index].paramSetParamsOut.paramSetExist,
          g_testGenKeyParams[index].paramSetParamsOut.paramSetSize);
      HKS_TEST_ASSERT(ret == 0);
  
      ret = HksGenerateKeyRun(keyAlias, paramSet, paramSetOut, performTimes);
      if (ret != g_testGenKeyParams[index].expectResult) {
          HKS_TEST_LOG_I("failed, ret[%u] = %d", g_testGenKeyParams[index].testId, ret);
      }
      HKS_TEST_ASSERT(ret == g_testGenKeyParams[index].expectResult);
  
      if (ret == g_testGenKeyParams[index].expectResult) {
          ret = 0;
      }
      HksFreeParamSet(&paramSet);
      HksFreeParamSet(&paramSetOut);
      return ret;
  }
  
  
  static struct HksBlob g_storageImageBuffer;
  
  static int32_t GetKeyOffsetByKeyAlias(const struct HksBlob *keyAlias, uint32_t *keyOffset)
  {
      struct HksBlob storageBuf = g_storageImageBuffer;
  
      /* 1. get imageBuffer total Len */
      struct HksStoreHeaderInfo *keyInfoHead = (struct HksStoreHeaderInfo *)storageBuf.data;
      uint32_t keyCount = keyInfoHead->keyCount;
      uint32_t totalLen = keyInfoHead->totalLen;
  
      /* 2. traverse imageBuffer to search for keyAlias */
      uint32_t offset = sizeof(*keyInfoHead);
      for (uint16_t i = 0; i < keyCount; ++i) {
          uint8_t *tmpBuf = storageBuf.data + offset;
          struct HksStoreKeyInfo *keyInfo = (struct HksStoreKeyInfo *)tmpBuf;
          if (keyInfo->aliasSize == keyAlias->size) {
              if (HksMemCmp(keyAlias->data, tmpBuf + sizeof(*keyInfo), keyAlias->size) == 0) {
                  *keyOffset = offset;
                  return HKS_SUCCESS;
              }
          }
  
          offset += keyInfo->keyInfoLen;
      }
  
      return HKS_ERROR_NOT_EXIST;
  }
  
  
  static int32_t CompareKeyData(struct HksBlob *keyAliasOne, struct HksBlob *keyAliasTwo)
  {
      uint32_t sizeOne = HksTestFileSize(g_storePath, "hks_keystore");
      if (sizeOne == 0) {
          return 0;
      }
      uint8_t *bufOne = (uint8_t *)HksTestMalloc(sizeOne);
      if (bufOne == NULL) {
          return HKS_ERROR_MALLOC_FAIL;
      }
  
      uint32_t sizeRead = HksTestFileRead(g_storePath, "hks_keystore", 0, bufOne, sizeOne);
      TEST_ASSERT_TRUE(sizeRead > 0);
  
      g_storageImageBuffer.data = bufOne;
      g_storageImageBuffer.size = sizeOne;
  
      int32_t offset1;
      int ret = GetKeyOffsetByKeyAlias(keyAliasOne, &offset1);
      TEST_ASSERT_TRUE(ret == 0);
  
      struct HksStoreKeyInfo *keyInfo1 = (struct HksStoreKeyInfo *)(g_storageImageBuffer.data + offset1);
  
      int32_t offset2;
      ret = GetKeyOffsetByKeyAlias(keyAliasTwo, &offset2);
      TEST_ASSERT_TRUE(ret == 0);
  
      struct HksStoreKeyInfo *keyInfo2 = (struct HksStoreKeyInfo *)(g_storageImageBuffer.data + offset2);
  
      TEST_ASSERT_TRUE(keyInfo1->keyInfoLen == keyInfo2->keyInfoLen);
  
      ret = memcmp(keyInfo1, keyInfo2, keyInfo1->keyInfoLen);
      HksTestFree(bufOne);
      return ret;
  }
  
  /**
   * @tc.name: HksSafeCompareKeyTest.HksSafeCompareKeyTest001
   * @tc.desc: The static function will return true;
   * @tc.type: FUNC
   */
  LITE_TEST_CASE(HksSafeCompareKeyTest, HksSafeCompareKeyTest001, Level1)
  {
      struct HksBlob keyAliasOne = { strlen(g_testOne), (uint8_t *)g_testOne };
      int32_t ret = SafeTestGenerateKey(&keyAliasOne);
      HKS_TEST_ASSERT(ret == 0);
      struct HksBlob keyAliasTwo = { strlen(g_testTwo), (uint8_t *)g_testTwo };
      ret = SafeTestGenerateKey(&keyAliasTwo);
      HKS_TEST_ASSERT(ret == 0);
  
      ret = CompareKeyData(&keyAliasOne, &keyAliasTwo);
      HKS_TEST_ASSERT(ret != 0);
      TEST_ASSERT_TRUE(ret != 0);
  }
  RUN_TEST_SUITE(HksSafeCompareKeyTest);
  
  #endif /* _CUT_AUTHENTICATE_ */
  