Hamlib/kit/usrp_impl.cc

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/*
* Hamlib KIT backend - Universal Software Radio Peripheral
* Copyright (c) 2010 by Stephane Fillod
*
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/*
* Compile only this model if usrp is available
*/
#if defined(HAVE_USRP)
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <usrp_standard.h>
#include "usrp_impl.h"
#include "token.h"
struct usrp_priv_data {
usrp_standard_rx *urx;
usrp_standard_tx *utx;
freq_t if_mix_freq;
};
int usrp_init(RIG *rig)
{
struct usrp_priv_data *priv;
priv = (struct usrp_priv_data*)malloc(sizeof(struct usrp_priv_data));
if (!priv) {
/* whoops! memory shortage! */
return -RIG_ENOMEM;
}
rig->state.priv = (void*)priv;
//priv->if_mix_freq = IFMIXFREQ;
return RIG_OK;
}
int usrp_cleanup(RIG *rig)
{
if (!rig)
return -RIG_EINVAL;
if (rig->state.priv)
free(rig->state.priv);
rig->state.priv = NULL;
return RIG_OK;
}
int usrp_open(RIG *rig)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
int which_board = 0;
int decim = 125;
priv->urx = usrp_standard_rx::make (which_board, decim, 1, -1, usrp_standard_rx::FPGA_MODE_NORMAL).get();
if (priv->urx == 0)
return -RIG_EIO;
return RIG_OK;
}
int usrp_close(RIG *rig)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
delete priv->urx;
return RIG_OK;
}
/*
* Assumes rig!=NULL, rig->state.priv!=NULL
*/
int usrp_set_conf(RIG *rig, token_t token, const char *val)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
switch(token) {
case TOK_IFMIXFREQ:
sscanf(val, "%"SCNfreq, &priv->if_mix_freq);
break;
default:
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* assumes rig!=NULL,
* Assumes rig!=NULL, rig->state.priv!=NULL
* and val points to a buffer big enough to hold the conf value.
*/
int usrp_get_conf(RIG *rig, token_t token, char *val)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
switch(token) {
case TOK_IFMIXFREQ:
sprintf(val, "%"PRIfreq, priv->if_mix_freq);
break;
default:
return -RIG_EINVAL;
}
return RIG_OK;
}
int usrp_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
int chan = 0;
if (!priv->urx->set_rx_freq (chan, freq))
return -RIG_EPROTO;
return RIG_OK;
}
int usrp_get_freq(RIG *rig, vfo_t vfo, freq_t *freq)
{
struct usrp_priv_data *priv = (struct usrp_priv_data*)rig->state.priv;
int chan = 0;
*freq = priv->urx->rx_freq (chan);
return RIG_OK;
}
const char * usrp_get_info(RIG *rig)
{
return NULL;
}
#endif /* HAVE_USRP */