Program Listing for File message_definition.hpp
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// Copyright 2023, Foxglove Technologies.
//
// 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 ROSBAG2_STORAGE__MESSAGE_DEFINITION_HPP_
#define ROSBAG2_STORAGE__MESSAGE_DEFINITION_HPP_
#include <string>
#include <cassert>
#include "rosbag2_storage/visibility_control.hpp"
namespace rosbag2_storage
{
struct MessageDefinition
{
std::string topic_type;
std::string encoding;
std::string encoded_message_definition;
std::string type_hash;
static MessageDefinition empty_message_definition_for(const std::string & topic_type)
{
MessageDefinition self;
self.topic_type = topic_type;
self.encoding = "";
self.encoded_message_definition = "";
self.type_hash = "";
return self;
}
bool operator==(const MessageDefinition & rhs) const
{
return topic_type == rhs.topic_type && encoding == rhs.encoding &&
encoded_message_definition == rhs.encoded_message_definition &&
type_hash == rhs.type_hash;
}
};
} // namespace rosbag2_storage
#endif // ROSBAG2_STORAGE__MESSAGE_DEFINITION_HPP_