lwip_sock Struct Reference

Contains all internal pointers and states used for a socket.

Data Fields
struct netconn *	conn
	sockets currently are built on netconns, each socket has one netconn More...
int	err
	last error that occurred on this socket More...
u16_t	errevent
	error happened for this socket, set by event_callback(), tested by select More...
void *	lastdata
	data that was left from the previous read More...
u16_t	lastoffset
	offset in the data that was left from the previous read More...
s16_t	rcvevent
	number of times data was received, set by event_callback(), tested by the receive and select functions More...
int	select_waiting
	counter of how many threads are waiting for this socket using select More...
u16_t	sendevent
	number of times data was ACKed (free send buffer), set by event_callback(), tested by select More...

struct netconn* lwip_sock::conn

sockets currently are built on netconns, each socket has one netconn

Referenced by alloc_socket(), free_socket(), get_socket(), lwip_accept(), lwip_bind(), lwip_close(), lwip_connect(), lwip_fcntl(), lwip_getaddrname(), lwip_getsockopt(), lwip_getsockopt_internal(), lwip_ioctl(), lwip_listen(), lwip_recvfrom(), lwip_send(), lwip_setsockopt(), lwip_setsockopt_internal(), lwip_shutdown(), and tryget_socket().

int lwip_sock::err

last error that occurred on this socket

Referenced by alloc_socket(), free_socket(), lwip_bind(), lwip_connect(), lwip_getsockopt_internal(), lwip_listen(), lwip_send(), lwip_sendto(), and lwip_shutdown().

u16_t lwip_sock::errevent

error happened for this socket, set by event_callback(), tested by select

Referenced by alloc_socket(), event_callback(), and lwip_selscan().

void* lwip_sock::lastdata

data that was left from the previous read

Referenced by alloc_socket(), free_socket(), lwip_close(), lwip_ioctl(), lwip_recvfrom(), and lwip_selscan().

u16_t lwip_sock::lastoffset

offset in the data that was left from the previous read

Referenced by alloc_socket(), free_socket(), lwip_ioctl(), and lwip_recvfrom().

s16_t lwip_sock::rcvevent

number of times data was received, set by event_callback(), tested by the receive and select functions

Referenced by alloc_socket(), event_callback(), lwip_accept(), lwip_recvfrom(), and lwip_selscan().

int lwip_sock::select_waiting

counter of how many threads are waiting for this socket using select

Referenced by alloc_socket(), event_callback(), and lwip_select().

u16_t lwip_sock::sendevent

number of times data was ACKed (free send buffer), set by event_callback(), tested by select

Referenced by alloc_socket(), event_callback(), and lwip_selscan().