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Add MCP server

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This commit is contained in:
Terrence
2025-05-22 19:19:36 +08:00
parent f142c5469c
commit 5da66773d5
23 changed files with 845 additions and 41 deletions
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39
main/protocols/mqtt_protocol.cc
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@@ -182,17 +182,7 @@ bool MqttProtocol::OpenAudioChannel() {
session_id_ = "";
xEventGroupClearBits(event_group_handle_, MQTT_PROTOCOL_SERVER_HELLO_EVENT);
// 发送 hello 消息申请 UDP 通道
std::string message = "{";
message += "\"type\":\"hello\",";
message += "\"version\": 3,";
message += "\"transport\":\"udp\",";
#if CONFIG_USE_SERVER_AEC
message += "\"features\":{\"aec\":true},";
#endif
message += "\"audio_params\":{";
message += "\"format\":\"opus\", \"sample_rate\":16000, \"channels\":1, \"frame_duration\":" + std::to_string(OPUS_FRAME_DURATION_MS);
message += "}}";
auto message = GetHelloMessage();
if (!SendText(message)) {
return false;
}
@@ -262,6 +252,33 @@ bool MqttProtocol::OpenAudioChannel() {
return true;
}
std::string MqttProtocol::GetHelloMessage() {
// 发送 hello 消息申请 UDP 通道
cJSON* root = cJSON_CreateObject();
cJSON_AddStringToObject(root, "type", "hello");
cJSON_AddNumberToObject(root, "version", 3);
cJSON_AddStringToObject(root, "transport", "udp");
cJSON* features = cJSON_CreateObject();
#if CONFIG_USE_SERVER_AEC
cJSON_AddBoolToObject(features, "aec", true);
#endif
#if CONFIG_IOT_PROTOCOL_MCP
cJSON_AddBoolToObject(features, "mcp", true);
#endif
cJSON_AddItemToObject(root, "features", features);
cJSON* audio_params = cJSON_CreateObject();
cJSON_AddStringToObject(audio_params, "format", "opus");
cJSON_AddNumberToObject(audio_params, "sample_rate", 16000);
cJSON_AddNumberToObject(audio_params, "channels", 1);
cJSON_AddNumberToObject(audio_params, "frame_duration", OPUS_FRAME_DURATION_MS);
cJSON_AddItemToObject(root, "audio_params", audio_params);
auto json_str = cJSON_PrintUnformatted(root);
std::string message(json_str);
cJSON_free(json_str);
cJSON_Delete(root);
return message;
}
void MqttProtocol::ParseServerHello(const cJSON* root) {
auto transport = cJSON_GetObjectItem(root, "transport");
if (transport == nullptr || strcmp(transport->valuestring, "udp") != 0) {