lwIP
2.1.0
Lightweight IP stack
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#include <sockets_priv.h>
Data Fields | |
struct lwip_select_cb * | next |
struct lwip_select_cb * | prev |
fd_set * | readset |
fd_set * | writeset |
fd_set * | exceptset |
struct pollfd * | poll_fds |
nfds_t | poll_nfds |
int | sem_signalled |
sys_sem_t | sem |
Description for a task waiting in select
fd_set* lwip_select_cb::exceptset |
unimplemented: exceptset passed to select
struct lwip_select_cb* lwip_select_cb::next |
Pointer to the next waiting task
struct pollfd* lwip_select_cb::poll_fds |
fds passed to poll; NULL if select
nfds_t lwip_select_cb::poll_nfds |
nfds passed to poll; 0 if select
struct lwip_select_cb* lwip_select_cb::prev |
Pointer to the previous waiting task
fd_set* lwip_select_cb::readset |
readset passed to select
sys_sem_t lwip_select_cb::sem |
semaphore to wake up a task waiting for select
int lwip_select_cb::sem_signalled |
don't signal the same semaphore twice: set to 1 when signalled
fd_set* lwip_select_cb::writeset |
writeset passed to select