Socket Option Id#
Macros#
#define
IOT_SOCKET_IO_FIONBIO 1
Non-blocking I/O (Set only, default = 0); opt_val = &nbio, opt_len = sizeof(nbio), nbio (integer): 0=blocking, non-blocking otherwise.
#define
IOT_SOCKET_SO_RCVTIMEO 2
Receive timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
#define
IOT_SOCKET_SO_SNDTIMEO 3
Send timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
#define
IOT_SOCKET_SO_KEEPALIVE 4
Keep-alive messages (default = 0); opt_val = &keepalive, opt_len = sizeof(keepalive), keepalive (integer): 0=disabled, enabled otherwise.
#define
IOT_SOCKET_SO_TYPE 5
Socket Type (Get only); opt_val = &socket_type, opt_len = sizeof(socket_type), socket_type (integer): IOT_SOCKET_SOCK_xxx.