modbus_receive_from(3) ====================== NAME ---- modbus_receive_from - receive a indication request from a socket SYNOPSIS -------- *int modbus_receive_from(modbus_t *'ctx', int sockfd, uint8_t *'req');* DESCRIPTION ----------- The _modbus_receive_from()_ function shall receive an indication request from the socket/file descriptor given in argument 'sockfd. This function is used by Modbus slave/server to receive and analyze indication request sent by the masters/clients. RETURN VALUE ------------ The _modbus_receive_from()_ function shall store the indication request in 'req' and return the request length if sucessful. Otherwise it shall return -1 and set errno. SEE ALSO -------- linkmb:modbus_receive[3] AUTHORS ------- The libmodbus documentation was written by Stéphane Raimbault