forked from OSchip/llvm-project
117 lines
3.5 KiB
C++
117 lines
3.5 KiB
C++
//===-- GDBRemoteCommunicationServerPlatform.h ------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef liblldb_GDBRemoteCommunicationServerPlatform_h_
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#define liblldb_GDBRemoteCommunicationServerPlatform_h_
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// C Includes
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// C++ Includes
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#include <map>
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#include <mutex>
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#include <set>
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// Other libraries and framework includes
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// Project includes
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#include "GDBRemoteCommunicationServerCommon.h"
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#include "lldb/Host/Socket.h"
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namespace lldb_private {
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namespace process_gdb_remote {
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class GDBRemoteCommunicationServerPlatform
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: public GDBRemoteCommunicationServerCommon {
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public:
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typedef std::map<uint16_t, lldb::pid_t> PortMap;
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GDBRemoteCommunicationServerPlatform(
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const Socket::SocketProtocol socket_protocol, const char *socket_scheme);
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~GDBRemoteCommunicationServerPlatform() override;
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Status LaunchProcess() override;
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// Set both ports to zero to let the platform automatically bind to
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// a port chosen by the OS.
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void SetPortMap(PortMap &&port_map);
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//----------------------------------------------------------------------
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// If we are using a port map where we can only use certain ports,
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// get the next available port.
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//
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// If we are using a port map and we are out of ports, return UINT16_MAX
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//
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// If we aren't using a port map, return 0 to indicate we should bind to
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// port 0 and then figure out which port we used.
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//----------------------------------------------------------------------
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uint16_t GetNextAvailablePort();
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bool AssociatePortWithProcess(uint16_t port, lldb::pid_t pid);
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bool FreePort(uint16_t port);
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bool FreePortForProcess(lldb::pid_t pid);
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void SetPortOffset(uint16_t port_offset);
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void SetInferiorArguments(const lldb_private::Args &args);
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Status LaunchGDBServer(const lldb_private::Args &args, std::string hostname,
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lldb::pid_t &pid, uint16_t &port,
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std::string &socket_name);
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void SetPendingGdbServer(lldb::pid_t pid, uint16_t port,
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const std::string &socket_name);
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protected:
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const Socket::SocketProtocol m_socket_protocol;
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const std::string m_socket_scheme;
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std::recursive_mutex m_spawned_pids_mutex;
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std::set<lldb::pid_t> m_spawned_pids;
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PortMap m_port_map;
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uint16_t m_port_offset;
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struct {
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lldb::pid_t pid;
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uint16_t port;
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std::string socket_name;
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} m_pending_gdb_server;
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PacketResult Handle_qLaunchGDBServer(StringExtractorGDBRemote &packet);
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PacketResult Handle_qQueryGDBServer(StringExtractorGDBRemote &packet);
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PacketResult Handle_qKillSpawnedProcess(StringExtractorGDBRemote &packet);
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PacketResult Handle_qProcessInfo(StringExtractorGDBRemote &packet);
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PacketResult Handle_qGetWorkingDir(StringExtractorGDBRemote &packet);
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PacketResult Handle_QSetWorkingDir(StringExtractorGDBRemote &packet);
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PacketResult Handle_qC(StringExtractorGDBRemote &packet);
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PacketResult Handle_jSignalsInfo(StringExtractorGDBRemote &packet);
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private:
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bool KillSpawnedProcess(lldb::pid_t pid);
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bool DebugserverProcessReaped(lldb::pid_t pid);
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static const FileSpec &GetDomainSocketDir();
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static FileSpec GetDomainSocketPath(const char *prefix);
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DISALLOW_COPY_AND_ASSIGN(GDBRemoteCommunicationServerPlatform);
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};
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} // namespace process_gdb_remote
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} // namespace lldb_private
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#endif // liblldb_GDBRemoteCommunicationServerPlatform_h_
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