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

       modbus_receive(3)

AUTHORS

       The libmodbus documentation was written by Stéphane Raimbault
       <stephane.raimbault@gmail.com[1]>

NOTES

        1. stephane.raimbault@gmail.com
           mailto:stephane.raimbault@gmail.com