bitfield.cpp 1021 B

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  1. /*
  2. * Copyright (C) 2021 Duowan Inc. All rights reserved.
  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,
  11. * software 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. #include <iostream>
  17. #include "xpack/json.h"
  18. using namespace std;
  19. struct Test {
  20. short ver:8;
  21. short len:8;
  22. string name;
  23. XPACK(B(F(0), ver, len), O(name));
  24. };
  25. int main(int argc, char *argv[]) {
  26. (void)argc;
  27. (void)argv;
  28. Test t;
  29. string json="{\"ver\":4, \"len\":20, \"name\":\"IPv4\"}";
  30. xpack::json::decode(json, t);
  31. cout<<t.ver<<endl;
  32. cout<<t.len<<endl;
  33. return 0;
  34. }