609 void Master::siiRead(int slavePosition)

   610 {

   611     ec_ioctl_sii_read_t data;

   612     ec_ioctl_slave_t slave;

   613     unsigned int i;

   614 

   615     if (slavePosition < 0) {

   616         stringstream err;

   617         err << "'sii_read' requires a slave! Please specify --slave.";

   618         throw MasterException(err.str());

   619     }

   620     data.slave_position = slavePosition;

   621 

   622     open(Read);

   623 

   624     getSlave(&slave, slavePosition);

   625 

   626     if (!slave.sii_nwords)

   627         return;

   628 

   629     data.offset = 0;

   630     data.nwords = slave.sii_nwords;

   631     data.words = new uint16_t[data.nwords];

   632 

   633     if (ioctl(fd, EC_IOCTL_SII_READ, &data) < 0) {

   634         stringstream err;

   635         delete [] data.words;

   636         err << "Failed to read SII: " << strerror(errno);

   637         throw MasterException(err.str());

   638     }

   639 

   640     for (i = 0; i < data.nwords; i++) {

   641         uint16_t *w = data.words + i;

   642         cout << *(uint8_t *) w << *((uint8_t *) w + 1);

   643     }

   644 

   645     delete [] data.words;

   646 }

   647 

   648 /****************************************************************************/

   649