gem5::FDEntry Class Reference

Holds a single file descriptor mapping and that mapping's data for processes running in syscall emulation mode. More...

#include <fd_entry.hh>

Inheritance diagram for gem5::FDEntry:

Public Types
enum	FDClass {   fd_base , fd_hb , fd_file , fd_pipe ,   fd_device , fd_socket , fd_null }

Public Member Functions
	FDEntry (bool close_on_exec=false)
virtual std::shared_ptr< FDEntry >	clone () const =0
bool	getCOE () const
FDClass	getClass () const
void	setCOE (bool close_on_exec)
virtual void	serialize (CheckpointOut &cp) const
	Serialize an object.
virtual void	unserialize (CheckpointIn &cp)
	Unserialize an object.
Public Member Functions inherited from gem5::Serializable
	Serializable ()
virtual	~Serializable ()
void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section.
void	serializeSection (CheckpointOut &cp, const std::string &name) const
void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object.
void	unserializeSection (CheckpointIn &cp, const std::string &name)

Protected Attributes
bool	_closeOnExec
FDClass	_class

Additional Inherited Members
Static Public Member Functions inherited from gem5::Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section.
static void	generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream)
	Generate a checkpoint file so that the serialization can be routed to it.

Detailed Description

Holds a single file descriptor mapping and that mapping's data for processes running in syscall emulation mode.

Definition at line 51 of file fd_entry.hh.

Member Enumeration Documentation

FDClass

enum gem5::FDEntry::FDClass

Enumerator
fd_base
fd_hb
fd_file
fd_pipe
fd_device
fd_socket
fd_null

Definition at line 55 of file fd_entry.hh.

Constructor & Destructor Documentation

FDEntry()

gem5::FDEntry::FDEntry ( bool close_on_exec = false )

inline

Definition at line 66 of file fd_entry.hh.

References _class, and fd_base.

Member Function Documentation

clone()

virtual std::shared_ptr< FDEntry > gem5::FDEntry::clone ( ) const

pure virtual

Implemented in gem5::DeviceFDEntry, gem5::FileFDEntry, gem5::HBFDEntry, gem5::PipeFDEntry, and gem5::SocketFDEntry.

getClass()

FDClass gem5::FDEntry::getClass ( ) const

inline

Definition at line 74 of file fd_entry.hh.

References _class.

getCOE()

bool gem5::FDEntry::getCOE ( ) const

inline

Definition at line 72 of file fd_entry.hh.

References _closeOnExec.

serialize()

void gem5::FDEntry::serialize ( CheckpointOut & cp ) const

virtual

Serialize an object.

Output an object's state into the current checkpoint section.

Parameters

cp	Checkpoint state

Implements gem5::Serializable.

Reimplemented in gem5::DeviceFDEntry, gem5::FileFDEntry, and gem5::PipeFDEntry.

Definition at line 40 of file fd_entry.cc.

References _closeOnExec, and SERIALIZE_SCALAR.

setCOE()

void gem5::FDEntry::setCOE ( bool close_on_exec )

inline

Definition at line 76 of file fd_entry.hh.

References _closeOnExec.

unserialize()

void gem5::FDEntry::unserialize ( CheckpointIn & cp )

virtual

Unserialize an object.

Read an object's state from the current checkpoint section.

Parameters

cp	Checkpoint state

Implements gem5::Serializable.

Reimplemented in gem5::DeviceFDEntry, gem5::FileFDEntry, and gem5::PipeFDEntry.

Definition at line 46 of file fd_entry.cc.

References _closeOnExec, and UNSERIALIZE_SCALAR.

Member Data Documentation

_class

FDClass gem5::FDEntry::_class

protected

Definition at line 83 of file fd_entry.hh.

Referenced by gem5::DeviceFDEntry::DeviceFDEntry(), gem5::DeviceFDEntry::DeviceFDEntry(), FDEntry(), gem5::FileFDEntry::FileFDEntry(), gem5::FileFDEntry::FileFDEntry(), getClass(), gem5::HBFDEntry::HBFDEntry(), gem5::HBFDEntry::HBFDEntry(), gem5::PipeFDEntry::PipeFDEntry(), gem5::PipeFDEntry::PipeFDEntry(), gem5::SocketFDEntry::SocketFDEntry(), and gem5::SocketFDEntry::SocketFDEntry().

_closeOnExec

bool gem5::FDEntry::_closeOnExec

protected

Definition at line 82 of file fd_entry.hh.

Referenced by getCOE(), gem5::DeviceFDEntry::serialize(), serialize(), gem5::FileFDEntry::serialize(), gem5::PipeFDEntry::serialize(), setCOE(), gem5::DeviceFDEntry::unserialize(), unserialize(), gem5::FileFDEntry::unserialize(), and gem5::PipeFDEntry::unserialize().

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The documentation for this class was generated from the following files:

• sim/fd_entry.hh
• sim/fd_entry.cc