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/*
* Copyright (c) 2022 Samsung Electronics Co., Ltd All Rights Reserved
*
* 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.
*/
#include "WebRtcMessage.h"
#include <json-glib/json-glib.h>
#include "aitt_internal.h"
namespace AittWebRTCNamespace {
WebRtcMessage::Type WebRtcMessage::getMessageType(const std::string &message)
{
WebRtcMessage::Type type = WebRtcMessage::Type::UNKNOWN;
JsonParser *parser = json_parser_new();
if (!json_parser_load_from_data(parser, message.c_str(), -1, NULL)) {
DBG("Unknown message '%s', ignoring", message.c_str());
g_object_unref(parser);
return type;
}
JsonNode *root = json_parser_get_root(parser);
if (!JSON_NODE_HOLDS_OBJECT(root)) {
DBG("Unknown json message '%s', ignoring", message.c_str());
g_object_unref(parser);
return type;
}
JsonObject *object = json_node_get_object(root);
/* Check type of JSON message */
if (json_object_has_member(object, "sdp")) {
type = WebRtcMessage::Type::SDP;
} else if (json_object_has_member(object, "ice")) {
type = WebRtcMessage::Type::ICE;
} else {
DBG("%s:UNKNOWN", __func__);
}
g_object_unref(parser);
return type;
}
bool WebRtcMessage::IsValidStreamInfo(const std::vector<uint8_t> &message)
{
if (!flexbuffers::GetRoot(message).IsMap())
return false;
auto stream_info = flexbuffers::GetRoot(message).AsMap();
return IsValidStream(stream_info);
}
bool WebRtcMessage::IsValidStream(const flexbuffers::Map &info)
{
bool id_exist{info["id"].IsString()};
bool peer_id_exist{info["peer_id"].IsString()};
bool sdp_exist{info["sdp"].IsString()};
bool ice_candidates_exist{info["ice_candidates"].IsVector()};
return id_exist && peer_id_exist && sdp_exist && ice_candidates_exist;
}
} // namespace AittWebRTCNamespace
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