Function TSHttpTxnIsCacheable

src/api/InkAPI.cc:7839–7863

}

int
TSHttpTxnIsCacheable(TSHttpTxn txnp, TSMBuffer request, TSMBuffer response)
{
  sdk_assert(sdk_sanity_check_txn(txnp) == TS_SUCCESS);
  HttpSM  *sm = reinterpret_cast<HttpSM *>(txnp);
  HTTPHdr *req, *resp;

  // We allow for either request or response to be empty (or both), in
  // which case we default to the transactions request or response.
  if (request) {
    sdk_assert(sdk_sanity_check_mbuffer(request) == TS_SUCCESS);
    req = reinterpret_cast<HTTPHdr *>(request);
  } else {
    req = &(sm->t_state.hdr_info.client_request);
  }
  if (response) {
    sdk_assert(sdk_sanity_check_mbuffer(response) == TS_SUCCESS);
    resp = reinterpret_cast<HTTPHdr *>(response);
  } else {
    resp = &(sm->t_state.hdr_info.server_response);
  }

  // Make sure these are valid response / requests, then verify if it's cacheable.
  return (req->valid() && resp->valid() && HttpTransact::is_response_cacheable(&(sm->t_state), req, resp)) ? 1 : 0;
}

int
TSHttpTxnGetMaxAge(TSHttpTxn txnp, TSMBuffer response)