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//===-- ProcessLinux.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_ProcessLinux_H_
#define liblldb_ProcessLinux_H_
// C Includes
// C++ Includes
#include <queue>
// Other libraries and framework includes
#include "lldb/Target/Process.h"
#include "LinuxSignals.h"
#include "ProcessMessage.h"
class ProcessMonitor;
class ProcessLinux :
public lldb_private::Process
{
public:
//------------------------------------------------------------------
// Static functions.
//------------------------------------------------------------------
static Process*
CreateInstance(lldb_private::Target& target,
lldb_private::Listener &listener);
static void
Initialize();
static void
Terminate();
static const char *
GetPluginNameStatic();
static const char *
GetPluginDescriptionStatic();
//------------------------------------------------------------------
// Constructors and destructors
//------------------------------------------------------------------
ProcessLinux(lldb_private::Target& target,
lldb_private::Listener &listener);
virtual
~ProcessLinux();
//------------------------------------------------------------------
// Process protocol.
//------------------------------------------------------------------
virtual bool
CanDebug(lldb_private::Target &target, bool plugin_specified_by_name);
virtual lldb_private::Error
WillLaunch(lldb_private::Module *module);
virtual lldb_private::Error
DoAttachToProcessWithID(lldb::pid_t pid);
virtual lldb_private::Error
DoLaunch(lldb_private::Module *module,
char const *argv[],
char const *envp[],
uint32_t launch_flags,
const char *stdin_path,
const char *stdout_path,
const char *stderr_path,
const char *working_directory);
virtual void
DidLaunch();
virtual lldb_private::Error
DoResume();
virtual lldb_private::Error
DoHalt(bool &caused_stop);
virtual lldb_private::Error
DoDetach();
virtual lldb_private::Error
DoSignal(int signal);
virtual lldb_private::Error
DoDestroy();
virtual void
RefreshStateAfterStop();
virtual bool
IsAlive();
virtual size_t
DoReadMemory(lldb::addr_t vm_addr,
void *buf,
size_t size,
lldb_private::Error &error);
virtual size_t
DoWriteMemory(lldb::addr_t vm_addr, const void *buf, size_t size,
lldb_private::Error &error);
virtual lldb::addr_t
DoAllocateMemory(size_t size, uint32_t permissions,
lldb_private::Error &error);
virtual lldb_private::Error
DoDeallocateMemory(lldb::addr_t ptr);
virtual size_t
GetSoftwareBreakpointTrapOpcode(lldb_private::BreakpointSite* bp_site);
virtual lldb_private::Error
EnableBreakpoint(lldb_private::BreakpointSite *bp_site);
virtual lldb_private::Error
DisableBreakpoint(lldb_private::BreakpointSite *bp_site);
virtual uint32_t
UpdateThreadListIfNeeded();
uint32_t
UpdateThreadList(lldb_private::ThreadList &old_thread_list,
lldb_private::ThreadList &new_thread_list);
virtual lldb::ByteOrder
GetByteOrder() const;
virtual lldb::addr_t
GetImageInfoAddress();
virtual size_t
PutSTDIN(const char *buf, size_t len, lldb_private::Error &error);
virtual size_t
GetSTDOUT(char *buf, size_t len, lldb_private::Error &error);
virtual size_t
GetSTDERR(char *buf, size_t len, lldb_private::Error &error);
//------------------------------------------------------------------
// PluginInterface protocol
//------------------------------------------------------------------
virtual const char *
GetPluginName();
virtual const char *
GetShortPluginName();
virtual uint32_t
GetPluginVersion();
virtual void
GetPluginCommandHelp(const char *command, lldb_private::Stream *strm);
virtual lldb_private::Error
ExecutePluginCommand(lldb_private::Args &command,
lldb_private::Stream *strm);
virtual lldb_private::Log *
EnablePluginLogging(lldb_private::Stream *strm,
lldb_private::Args &command);
//--------------------------------------------------------------------------
// ProcessLinux internal API.
/// Registers the given message with this process.
void SendMessage(const ProcessMessage &message);
ProcessMonitor &
GetMonitor() { assert(m_monitor); return *m_monitor; }
lldb_private::UnixSignals &
GetUnixSignals();
private:
/// 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;
/// True when the process has entered a state of "limbo".
///
/// This flag qualifies eStateStopped. It lets us know that when we
/// continue from this state the process will exit. Also, when true,
/// Process::m_exit_status is set.
bool m_in_limbo;
/// Drive any exit events to completion.
bool m_exit_now;
/// Linux-specific signal set.
LinuxSignals m_linux_signals;
/// Updates the loaded sections provided by the executable.
///
/// FIXME: It would probably be better to delegate this task to the
/// DynamicLoader plugin, when we have one.
void UpdateLoadedSections();
/// Returns true if the process has exited.
bool HasExited();
/// Returns true if the process is stopped.
bool IsStopped();
typedef std::map<lldb::addr_t, lldb::addr_t> MMapMap;
MMapMap m_addr_to_mmap_size;
};
#endif // liblldb_MacOSXProcess_H_
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