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