ProtocolServerMCP.h

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//===- ProtocolServerMCP.h ------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLDB_PLUGINS_PROTOCOL_MCP_PROTOCOLSERVERMCP_H
#define LLDB_PLUGINS_PROTOCOL_MCP_PROTOCOLSERVERMCP_H
 
#include "lldb/Core/ProtocolServer.h"
#include "lldb/Host/MainLoop.h"
#include "lldb/Host/Socket.h"
#include "lldb/Protocol/MCP/Protocol.h"
#include "lldb/Protocol/MCP/Server.h"
#include <thread>
 
namespace lldb_private::mcp {
 
class ProtocolServerMCP : public ProtocolServer {
public:
  ProtocolServerMCP();
  virtual ~ProtocolServerMCP() override;
 
  virtual llvm::Error Start(ProtocolServer::Connection connection) override;
  virtual llvm::Error Stop() override;
 
  static void Initialize();
  static void Terminate();
 
  static llvm::StringRef GetPluginNameStatic() { return "MCP"; }
  static llvm::StringRef GetPluginDescriptionStatic();
 
  static lldb::ProtocolServerUP CreateInstance();
 
  llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
 
  Socket *GetSocket() const override { return m_listener.get(); }
 
protected:
  // This adds tools and resource providers that
  // are specific to this server. Overridable by the unit tests.
  virtual void Extend(lldb_protocol::mcp::Server &server) const;
 
private:
  void AcceptCallback(std::unique_ptr<Socket> socket);
 
  bool m_running = false;
 
  FileSpec m_mcp_registry_entry_path;
  lldb_private::MainLoop m_loop;
  std::thread m_loop_thread;
  std::mutex m_mutex;
 
  std::unique_ptr<Socket> m_listener;
 
  std::vector<MainLoopBase::ReadHandleUP> m_listen_handlers;
  std::vector<std::unique_ptr<lldb_protocol::mcp::Server>> m_instances;
};
} // namespace lldb_private::mcp
 
#endif