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//===-- ProcessPOSIX.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_ProcessPOSIX_H_
#define liblldb_ProcessPOSIX_H_
// C Includes
// C++ Includes
#include <queue>
#include <set>
// Other libraries and framework includes
#include "lldb/Target/Process.h"
#include "ProcessMessage.h"
class ProcessMonitor;
class POSIXThread;
class ProcessPOSIX :
public lldb_private::Process
{
public:
//------------------------------------------------------------------
// Constructors and destructors
//------------------------------------------------------------------
ProcessPOSIX(lldb_private::Target& target,
lldb_private::Listener &listener,
lldb_private::UnixSignalsSP &unix_signals_sp);
virtual
~ProcessPOSIX();
//------------------------------------------------------------------
// Process protocol.
//------------------------------------------------------------------
void
Finalize() override;
bool
CanDebug(lldb_private::Target &target, bool plugin_specified_by_name) override;
lldb_private::Error
WillLaunch(lldb_private::Module *module) override;
lldb_private::Error
DoAttachToProcessWithID (lldb::pid_t pid, const lldb_private::ProcessAttachInfo &attach_info) override;
lldb_private::Error
DoLaunch (lldb_private::Module *exe_module,
lldb_private::ProcessLaunchInfo &launch_info) override;
void
DidLaunch() override;
lldb_private::Error
DoResume() override;
lldb_private::Error
DoHalt(bool &caused_stop) override;
lldb_private::Error
DoDetach(bool keep_stopped) override = 0;
lldb_private::Error
DoSignal(int signal) override;
lldb_private::Error
DoDestroy() override;
void
DoDidExec() override;
void
RefreshStateAfterStop() override;
bool
IsAlive() override;
size_t
DoReadMemory(lldb::addr_t vm_addr,
void *buf,
size_t size,
lldb_private::Error &error) override;
size_t
DoWriteMemory(lldb::addr_t vm_addr, const void *buf, size_t size,
lldb_private::Error &error) override;
lldb::addr_t
DoAllocateMemory(size_t size, uint32_t permissions,
lldb_private::Error &error) override;
lldb_private::Error
DoDeallocateMemory(lldb::addr_t ptr) override;
virtual size_t
GetSoftwareBreakpointTrapOpcode(lldb_private::BreakpointSite* bp_site);
lldb_private::Error
EnableBreakpointSite(lldb_private::BreakpointSite *bp_site) override;
lldb_private::Error
DisableBreakpointSite(lldb_private::BreakpointSite *bp_site) override;
lldb_private::Error
EnableWatchpoint(lldb_private::Watchpoint *wp, bool notify = true) override;
lldb_private::Error
DisableWatchpoint(lldb_private::Watchpoint *wp, bool notify = true) override;
lldb_private::Error
GetWatchpointSupportInfo(uint32_t &num) override;
lldb_private::Error
GetWatchpointSupportInfo(uint32_t &num, bool &after) override;
virtual uint32_t
UpdateThreadListIfNeeded();
bool
UpdateThreadList(lldb_private::ThreadList &old_thread_list,
lldb_private::ThreadList &new_thread_list) override = 0;
virtual lldb::ByteOrder
GetByteOrder() const;
lldb::addr_t
GetImageInfoAddress() override;
size_t
PutSTDIN(const char *buf, size_t len, lldb_private::Error &error) override;
const lldb::DataBufferSP
GetAuxvData () override;
//--------------------------------------------------------------------------
// ProcessPOSIX internal API.
/// Registers the given message with this process.
virtual void
SendMessage(const ProcessMessage &message);
ProcessMonitor &
GetMonitor() { assert(m_monitor); return *m_monitor; }
lldb_private::FileSpec
GetFileSpec(const lldb_private::FileAction *file_action,
const lldb_private::FileSpec &default_file_spec,
const lldb_private::FileSpec &dbg_pts_file_spec);
/// Adds the thread to the list of threads for which we have received the initial stopping signal.
/// The \p stop_tid parameter indicates the thread which the stop happened for.
bool
AddThreadForInitialStopIfNeeded(lldb::tid_t stop_tid);
bool
WaitingForInitialStop(lldb::tid_t stop_tid);
virtual POSIXThread *
CreateNewPOSIXThread(lldb_private::Process &process, lldb::tid_t tid);
protected:
/// Target byte order.
lldb::ByteOrder m_byte_order;
/// Process monitor;
ProcessMonitor *m_monitor;
/// The module we are executing.
lldb_private::Module *m_module;
/// Message queue notifying this instance of inferior process state changes.
lldb_private::Mutex m_message_mutex;
std::queue<ProcessMessage> m_message_queue;
/// Drive any exit events to completion.
bool m_exit_now;
/// Returns true if the process has exited.
bool HasExited();
/// Returns true if the process is stopped.
bool IsStopped();
/// Returns true if at least one running is currently running
bool IsAThreadRunning();
typedef std::map<lldb::addr_t, lldb::addr_t> MMapMap;
MMapMap m_addr_to_mmap_size;
typedef std::set<lldb::tid_t> ThreadStopSet;
/// Every thread begins with a stop signal. This keeps track
/// of the threads for which we have received the stop signal.
ThreadStopSet m_seen_initial_stop;
};
#endif // liblldb_MacOSXProcess_H_
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