Function rig_get_split_freq_mode

src/rig.c:5660–5730

* \brief get the current split frequency and mode * \param rig The rig handle * \param vfo The target VFO * \param tx_freq The location where to store the current transmit frequency * \param tx_mode The location where to store the current transmit split mode * \param tx_width The location where to store the current transmit split width * * Retrieves the current split(TX) frequency,

 * \sa rig_get_split_freq(), rig_get_split_mode(), rig_set_split_freq_mode()
 */
int HAMLIB_API rig_get_split_freq_mode(RIG *rig,
                                       vfo_t vfo,
                                       freq_t *tx_freq,
                                       rmode_t *tx_mode,
                                       pbwidth_t *tx_width)
{
    const struct rig_caps *caps;
    const struct rig_state *rs;
    struct rig_cache *cachep;
    vfo_t tx_vfo;
    int retcode;

    if (CHECK_RIG_ARG(rig))
    {
        rig_debug(RIG_DEBUG_ERR, "%s: rig or rig->caps is null\n", __func__);
        return -RIG_EINVAL;
    }

    ELAPSED1;
    ENTERFUNC;

    if (!tx_freq || !tx_mode || !tx_width)
    {
        ELAPSED2;
        RETURNFUNC(-RIG_EINVAL);
    }

    caps = rig->caps;
    rs = STATE(rig);
    cachep = CACHE(rig);

    // Always use the previously selected TX VFO for split. The targeted VFO will have no effect.
    tx_vfo = rs->tx_vfo;

    if (cachep->split == RIG_SPLIT_OFF || tx_vfo == RIG_VFO_NONE
            || tx_vfo == RIG_VFO_CURR)
    {
        // Split frequency, mode and filter width are not available if split is off
        *tx_freq = 0;
        *tx_mode = RIG_MODE_NONE;
        *tx_width = 0;
        ELAPSED2;
        RETURNFUNC(RIG_OK);
    }

    if (caps->get_split_freq_mode)
    {
        retcode = caps->get_split_freq_mode(rig, tx_vfo, tx_freq, tx_mode, tx_width);
        ELAPSED2;

        if (retcode == RIG_OK)
        {
            rig_set_cache_freq(rig, tx_vfo, *tx_freq);
            rig_set_cache_mode(rig, tx_vfo, *tx_mode, *tx_width);
        }

        RETURNFUNC(retcode);
    }