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89 lines
2.7 KiB
89 lines
2.7 KiB
4 months ago
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//===-- GDBRemoteCommunicationReplayServer.h --------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATIONREPLAYSERVER_H
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#define LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATIONREPLAYSERVER_H
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// Other libraries and framework includes
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#include "GDBRemoteCommunication.h"
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#include "GDBRemoteCommunicationClient.h"
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#include "GDBRemoteCommunicationHistory.h"
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// Project includes
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#include "lldb/Host/HostThread.h"
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#include "lldb/Utility/Broadcaster.h"
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#include "lldb/lldb-private-forward.h"
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#include "llvm/Support/Error.h"
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// C Includes
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// C++ Includes
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#include <functional>
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#include <map>
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#include <thread>
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class StringExtractorGDBRemote;
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namespace lldb_private {
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namespace process_gdb_remote {
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class ProcessGDBRemote;
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/// Dummy GDB server that replays packets from the GDB Remote Communication
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/// history. This is used to replay GDB packets.
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class GDBRemoteCommunicationReplayServer : public GDBRemoteCommunication {
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public:
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GDBRemoteCommunicationReplayServer();
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~GDBRemoteCommunicationReplayServer() override;
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PacketResult GetPacketAndSendResponse(Timeout<std::micro> timeout,
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Status &error, bool &interrupt,
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bool &quit);
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bool HandshakeWithClient() { return GetAck() == PacketResult::Success; }
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llvm::Error LoadReplayHistory(const FileSpec &path);
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bool StartAsyncThread();
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void StopAsyncThread();
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Status Connect(process_gdb_remote::GDBRemoteCommunicationClient &client);
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protected:
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enum {
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eBroadcastBitAsyncContinue = (1 << 0),
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eBroadcastBitAsyncThreadShouldExit = (1 << 1),
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};
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static void ReceivePacket(GDBRemoteCommunicationReplayServer &server,
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bool &done);
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static lldb::thread_result_t AsyncThread(void *arg);
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/// Replay history with the oldest packet at the end.
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std::vector<GDBRemotePacket> m_packet_history;
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/// Server thread.
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Broadcaster m_async_broadcaster;
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lldb::ListenerSP m_async_listener_sp;
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HostThread m_async_thread;
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std::recursive_mutex m_async_thread_state_mutex;
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bool m_skip_acks;
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private:
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GDBRemoteCommunicationReplayServer(
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const GDBRemoteCommunicationReplayServer &) = delete;
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const GDBRemoteCommunicationReplayServer &
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operator=(const GDBRemoteCommunicationReplayServer &) = delete;
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};
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} // namespace process_gdb_remote
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATIONREPLAYSERVER_H
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