modbus_tcp_accept(3) ==================== NAME ---- modbus_tcp_accept - accept a new connection on a TCP Modbus socket (IPv4) SYNOPSIS -------- *int modbus_tcp_accept(modbus_t *'ctx', int *'s);* DESCRIPTION ----------- The *modbus_tcp_accept()* function shall extract the first connection on the queue of pending connections, create a new socket and store it in libmodbus context given in argument. If available, _accept4()_ with `SOCK_CLOEXEC` will be called instead of *accept()*. RETURN VALUE ------------ The function shall return a new socket if successful. Otherwise it shall return -1 and set errno. EXAMPLE ------- For detailed example, see unit-test-server.c source file in tests directory. [source,c] ------------------- ... ctx = modbus_new_tcp("127.0.0.1", 502); s = modbus_tcp_listen(ctx, 1); modbus_tcp_accept(ctx, &s); ... close(s) modbus_free(ctx); ------------------- SEE ALSO -------- linkmb:modbus_tcp_pi_accept[3] linkmb:modbus_tcp_listen[3] linkmb:modbus_tcp_pi_listen[3] AUTHORS ------- The libmodbus documentation was written by Stéphane Raimbault