lwip_setgetsockopt_data Struct Reference

This struct is used to pass data to the set/getsockopt_internal functions running in tcpip_thread context (only a void* is allowed)

#include <sockets.h>

Data Fields
void *	completed_sem
	semaphore to wake up the calling task More...
err_t	err
	if an error occurs, it is temporarily stored here More...
int	level
	level of the option to process More...
socklen_t	optlen
	size of *optval More...
int	optname
	name of the option to process More...
void *	optval
	set: value to set the option to get: value of the option is stored here More...
int	s
	socket index for which to change options More...

void* lwip_setgetsockopt_data::completed_sem

semaphore to wake up the calling task

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

err_t lwip_setgetsockopt_data::err

if an error occurs, it is temporarily stored here

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

int lwip_setgetsockopt_data::level

level of the option to process

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

socklen_t lwip_setgetsockopt_data::optlen

size of *optval

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

int lwip_setgetsockopt_data::optname

name of the option to process

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

void* lwip_setgetsockopt_data::optval

set: value to set the option to get: value of the option is stored here

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().

int lwip_setgetsockopt_data::s

socket index for which to change options

Referenced by lwip_getsockopt_callback(), and lwip_setsockopt_callback().