Function write_transaction

rigs/dummy/flrig.c:539–573

* write_transaction * Assumes rig!=NULL, xml!=NULL, xml_len=total size of xml for response */

* Assumes rig!=NULL, xml!=NULL, xml_len=total size of xml for response
*/
static int write_transaction(RIG *rig, char *xml, int xml_len)
{

    int try = rig->caps->retry;

    int retval = -RIG_EPROTO;

    hamlib_port_t *rp = RIGPORT(rig);

    ENTERFUNC;

    // This shouldn't ever happen...but just in case
    // We need to avoid an empty write as rigctld replies with blank line
    if (xml_len == 0)
    {
        rig_debug(RIG_DEBUG_ERR, "%s: len==0??\n", __func__);
        RETURNFUNC(retval);
    }

    // appears we can lose sync if we don't clear things out
    // shouldn't be anything for us now anyways
    rig_flush(rp);

    while (try-- >= 0 && retval != RIG_OK)
        {
            retval = write_block(rp, (unsigned char *) xml, strlen(xml));

            if (retval  < 0)
            {
                RETURNFUNC(-RIG_EIO);
            }
        }

    RETURNFUNC(retval);
}

static int flrig_transaction(RIG *rig, char *cmd, char *cmd_arg, char *value,
                             int value_len)