The Pedigree Project: LwipSocketSyscalls Class Reference

The Pedigree Project 0.1

Inheritance diagram for LwipSocketSyscalls:

Collaboration diagram for LwipSocketSyscalls:

Classes
struct	LwipMetadata

Public Member Functions
	LwipSocketSyscalls (int domain, int type, int protocol)

virtual bool	create ()
	Implementation-specific final socket creation logic. More...

virtual int	connect (const struct sockaddr *address, socklen_t addrlen)

virtual ssize_t	sendto_msg (const struct msghdr *msghdr)

virtual ssize_t	recvfrom_msg (struct msghdr *msghdr)

virtual int	listen (int backlog)

virtual int	bind (const struct sockaddr *address, socklen_t addrlen)

virtual int	accept (struct sockaddr address, socklen_t addrlen)

virtual int	shutdown (int how)

virtual int	getpeername (struct sockaddr address, socklen_t address_len)

virtual int	getsockname (struct sockaddr address, socklen_t address_len)

virtual int	setsockopt (int level, int optname, const void *optvalue, socklen_t optlen)

virtual int	getsockopt (int level, int optname, void optvalue, socklen_t optlen)

virtual bool	canPoll () const

virtual bool	poll (bool &read, bool &write, bool &error, Semaphore *waiter)

virtual void	unPoll (Semaphore *waiter)

Public Member Functions inherited from NetworkSyscalls
	NetworkSyscalls (int domain, int type, int protocol)

virtual ssize_t	sendto (const void buffer, size_t bufferlen, int flags, const struct sockaddr address, socklen_t addrlen)

virtual ssize_t	recvfrom (void buffer, size_t bufferlen, int flags, struct sockaddr address, socklen_t *addrlen)

virtual bool	monitor (Thread pThread, Event pEvent)

virtual bool	unmonitor (Event *pEvent)

void	associate (FileDescriptor *fd)

int	getDomain () const

int	getType () const

int	getProtocol () const

FileDescriptor *	getFileDescriptor () const

bool	isBlocking () const

void	setBlocking (bool blocking)

Static Private Member Functions
static void	netconnCallback (struct netconn *conn, enum netconn_evt evt, uint16_t len)

static void	lwipToSyscallError (err_t err)

Private Attributes
struct netconn *	m_Socket

struct LwipSocketSyscalls::LwipMetadata	m_Metadata

Static Private Attributes
static Tree< struct netconn , LwipSocketSyscalls >	m_SyscallObjects

Additional Inherited Members
Protected Attributes inherited from NetworkSyscalls
int	m_Domain

int	m_Type

int	m_Protocol

bool	m_Blocking

FileDescriptor *	m_Fd

Detailed Description

Definition at line 131 of file net-syscalls.h.

Member Function Documentation

int LwipSocketSyscalls::accept	(	struct sockaddr *	address,
		socklen_t *	addrlen
	)

virtual

Todo:: handle other families

Implements NetworkSyscalls.

Definition at line 1164 of file net-syscalls.cc.

References create(), ERR_OK, FileDescriptor::fd, and FileDescriptor::networkImpl.

int LwipSocketSyscalls::connect	(	const struct sockaddr *	address,
		socklen_t	addrlen
	)

virtual

Todo:: need to track if we've already done a bind() and not bind if so

Todo:: for accept() we need to do this too

Implements NetworkSyscalls.

Definition at line 899 of file net-syscalls.cc.

References Dec, and ERR_OK.

bool LwipSocketSyscalls::create ( )

virtual

Implementation-specific final socket creation logic.

Todo:: need an error here...

Reimplemented from NetworkSyscalls.

Definition at line 821 of file net-syscalls.cc.

References WARNING.

Referenced by accept().

Here is the caller graph for this function:

int LwipSocketSyscalls::getpeername	(	struct sockaddr *	address,
		socklen_t *	address_len
	)

virtual

Todo:: handle other families

Implements NetworkSyscalls.

Definition at line 1237 of file net-syscalls.cc.

References ERR_OK.

int LwipSocketSyscalls::getsockname	(	struct sockaddr *	address,
		socklen_t *	address_len
	)

virtual

Todo:: handle other families

Implements NetworkSyscalls.

Definition at line 1260 of file net-syscalls.cc.

References ERR_OK.

int LwipSocketSyscalls::getsockopt	(	int	level,
		int	optname,
		void *	optvalue,
		socklen_t *	optlen
	)

virtual

Todo:: implement with lwIP functionality

Implements NetworkSyscalls.

Definition at line 1316 of file net-syscalls.cc.

void LwipSocketSyscalls::netconnCallback	(	struct netconn *	conn,
		enum netconn_evt	evt,
		uint16_t	len
	)

staticprivate

Todo:: figure out how to bubble errors

Todo:: need a way to do this with lwip when threads are off

Definition at line 1396 of file net-syscalls.cc.

References Semaphore::acquire(), ERR_ABRT, ERR_ALREADY, ERR_ARG, ERR_BUF, ERR_CLSD, ERR_CONN, ERR_IF, ERR_INPROGRESS, ERR_ISCONN, ERR_MEM, ERR_OK, ERR_RST, ERR_RTE, ERR_TIMEOUT, ERR_USE, ERR_VAL, ERR_WOULDBLOCK, Semaphore::release(), and Ne2k::send().

bool LwipSocketSyscalls::poll	(	bool &	read,
		bool &	write,
		bool &	error,
		Semaphore *	waiter
	)

virtual

Todo:: this is buggy as it'll return for the wrong events!

Reimplemented from NetworkSyscalls.

Definition at line 1329 of file net-syscalls.cc.

ssize_t LwipSocketSyscalls::recvfrom_msg ( struct msghdr * msghdr )

virtual

Todo:: need to build this - extract from the pbuf

Implements NetworkSyscalls.

Definition at line 1027 of file net-syscalls.cc.

References ERR_OK, Scheduler::instance(), pbuf_copy_partial(), pbuf_free(), pbuf::tot_len, and Scheduler::yield().

ssize_t LwipSocketSyscalls::sendto_msg ( const struct msghdr * msghdr )

virtual

Todo:: need to build this - but netconn_sendto() requires a netbuf

Todo:: implement sendto

Implements NetworkSyscalls.

Definition at line 950 of file net-syscalls.cc.

References ERR_OK.

int LwipSocketSyscalls::setsockopt	(	int	level,
		int	optname,
		const void *	optvalue,
		socklen_t	optlen
	)

virtual

Todo:: implement with lwIP functionality

Implements NetworkSyscalls.

Definition at line 1282 of file net-syscalls.cc.

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