.. _program_listing_file__tmp_ws_src_rmw_connextdds_rmw_connextdds_common_include_rmw_connextdds_custom_sql_filter.hpp:

Program Listing for File custom_sql_filter.hpp
==============================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_rmw_connextdds_rmw_connextdds_common_include_rmw_connextdds_custom_sql_filter.hpp>` (``/tmp/ws/src/rmw_connextdds/rmw_connextdds_common/include/rmw_connextdds/custom_sql_filter.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // Copyright 2021 Real-Time Innovations, Inc. (RTI)
   //
   // 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 RMW_CONNEXTDDS__CUSTOM_SQL_FILTER_HPP_
   #define RMW_CONNEXTDDS__CUSTOM_SQL_FILTER_HPP_
   
   #include "rmw_connextdds/dds_api.hpp"
   
   #if RMW_CONNEXT_DDS_API == RMW_CONNEXT_DDS_API_PRO
   
   namespace rti_connext_dds_custom_sql_filter
   {
   
   struct CustomSqlFilterData
   {
     DDS_SqlFilterGeneratorQos base;
   
     CustomSqlFilterData();
   
     DDS_ReturnCode_t
     set_memory_management_property(
       const DDS_DomainParticipantQos & dp_qos);
   };
   
   RMW_CONNEXTDDS_PUBLIC
   DDS_ReturnCode_t
   register_content_filter(
     DDS_DomainParticipant * const participant,
     CustomSqlFilterData * const filter_data);
   
   RMW_CONNEXTDDS_PUBLIC
   extern const char * const PLUGIN_NAME;
   
   }  // namespace rti_connext_dds_custom_sql_filter
   
   #if !RMW_CONNEXT_BUILTIN_CFT_COMPATIBILITY_MODE
   extern "C" {
   // This is an internal function from RTI Connext DDS which allows a filter to
   // be registered as "built-in". We need this because we want this custom filter
   // to be a replacement for the built-in SQL-like filter.
   RMW_CONNEXTDDS_PUBLIC
   DDS_ReturnCode_t
   DDS_ContentFilter_register_filter(
     DDS_DomainParticipant * participant,
     const char * name,
     const struct DDS_ContentFilter * filter,
     const DDS_ContentFilterEvaluateFunction evaluateOnSerialized,
     const DDS_ContentFilterWriterEvaluateFunction writerEvaluateOnSerialized,
     const DDS_ContentFilterQueryFunction query,
     DDS_Boolean isBuiltin);
   }
   #endif  // RMW_CONNEXT_BUILTIN_CFT_COMPATIBILITY_MODE
   
   #endif  // RMW_CONNEXT_DDS_API == RMW_CONNEXT_DDS_API_PRO
   
   #endif  // RMW_CONNEXTDDS__CUSTOM_SQL_FILTER_HPP_