Hamlib/skanti/skanti.c

294 wiersze
6.3 KiB
C

/*
* Hamlib Skanti backend - main file
* Copyright (c) 2004 by Stephane Fillod
*
* $Id: skanti.c,v 1.1 2004-08-18 18:51:24 fillods Exp $
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library 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
#include <stdio.h>
#include <stdlib.h>
#include <string.h> /* String function definitions */
#include <unistd.h> /* UNIX standard function definitions */
#include <math.h>
#include <hamlib/rig.h>
#include <serial.h>
#include <misc.h>
#include <cal.h>
#include <register.h>
#include "skanti.h"
/* Line Feed */
#define EOM "\x0d"
#define LF "\x0a"
#define PROMPT ">"
#define BUFSZ 32
/*
* modes
*/
#define MD_LSB "L"
#define MD_USB "J"
#define MD_CW "A1"
#define MD_MCW "A2"
#define MD_AM "H"
#define MD_RTTY "F"
#define MD_R3E "R"
/*
* skanti_transaction
* We assume that rig!=NULL, rig->state!= NULL, data!=NULL, data_len!=NULL
* Otherwise, you'll get a nice seg fault. You've been warned!
* TODO: error case handling
*/
static int skanti_transaction(RIG *rig, const char *cmd, int cmd_len, char *data, int *data_len)
{
int retval;
struct rig_state *rs;
char retbuf[BUFSZ+1];
rs = &rig->state;
serial_flush(&rs->rigport);
retval = write_block(&rs->rigport, cmd, cmd_len);
if (retval != RIG_OK)
return retval;
/* no data expected, check for OK returned */
if (!data || !data_len) {
/*
* Transceiver sends back ">"
*/
retval = read_string(&rs->rigport, retbuf, BUFSZ, PROMPT, strlen(PROMPT));
if (retval < 0 || retval > BUFSZ)
return RIG_ERJCTED;
retbuf[retval] = '\0';
if (strstr(retbuf, PROMPT))
return RIG_OK;
else
return RIG_ERJCTED;
}
*data_len = read_string(&rs->rigport, data, BUFSZ, LF, strlen(LF));
/* strip CR/LF from string
*/
*data_len -= 2;
data[*data_len] = 0;
return RIG_OK;
}
/*
* skanti_reset
* Assumes rig!=NULL
*/
int skanti_reset(RIG *rig, reset_t reset)
{
int retval;
/*
* master reset
*
* returned data: *x1A345SF
* whatever this means? unit serial #?
*/
retval = skanti_transaction (rig, "0" EOM, strlen("0" EOM), NULL, NULL);
return RIG_OK;
}
/*
* skanti_set_freq
* Assumes rig!=NULL
*/
int skanti_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
char freqbuf[BUFSZ];
int freq_len;
/* 6 digits */
freq_len = sprintf(freqbuf, "Z%06ld" EOM, (long)(freq/100));
return skanti_transaction (rig, freqbuf, freq_len, NULL, NULL);
}
/*
* skanti_set_mode
* Assumes rig!=NULL
*/
int skanti_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
int retval;
char *sk_mode, *sk_filter;
pbwidth_t passband_normal;
switch (mode) {
/* TODO: MCW, R3E */
case RIG_MODE_CW: sk_mode = MD_CW EOM; break;
case RIG_MODE_USB: sk_mode = MD_USB EOM; break;
case RIG_MODE_LSB: sk_mode = MD_LSB EOM; break;
case RIG_MODE_RTTY: sk_mode = MD_RTTY EOM; break;
case RIG_MODE_AM: sk_mode = MD_AM EOM; break;
default:
rig_debug(RIG_DEBUG_ERR, "%s: unsupported mode %d\n",
__FUNCTION__, mode);
return -RIG_EINVAL;
}
retval = skanti_transaction (rig, sk_mode, strlen(sk_mode), NULL, NULL);
if (retval != RIG_OK)
return retval;
/*
* TODO: please sk8000 owners, check this, I'm not sure
* which passband is default!
*/
passband_normal = rig_passband_normal(rig, mode);
if (width == RIG_PASSBAND_NORMAL ||
width == passband_normal)
sk_filter = "I" EOM;
else if (width < passband_normal)
sk_filter = width < 1000 ? "V" EOM : "N" EOM;
else
sk_filter = "W" EOM;
retval = skanti_transaction (rig, sk_filter, strlen(sk_filter), NULL, NULL);
return retval;
}
/*
* skanti_set_split_freq
* Assumes rig!=NULL
*/
int skanti_set_split_freq(RIG *rig, vfo_t vfo, freq_t tx_freq)
{
char freqbuf[BUFSZ];
int freq_len;
/* 6 digits */
freq_len = sprintf(freqbuf, "T%06ld" EOM, (long)(tx_freq/100));
return skanti_transaction (rig, freqbuf, freq_len, NULL, NULL);
}
/*
* skanti_set_level
* Assumes rig!=NULL
* FIXME: cannot support PREAMP and ATT both at same time (make sense though)
*/
int skanti_set_level(RIG *rig, vfo_t vfo, setting_t level, value_t val)
{
int cmd_len;
char cmdbuf[BUFSZ], *agc;
/* Optimize:
* sort the switch cases with the most frequent first
*/
switch (level) {
case RIG_LEVEL_PREAMP:
cmd_len = sprintf(cmdbuf, "R%c" EOM, val.i?'F':'O');
return skanti_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
case RIG_LEVEL_ATT:
cmd_len = sprintf(cmdbuf, "A%c" EOM, val.i?'T':'O');
return skanti_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
case RIG_LEVEL_RFPOWER:
cmd_len = sprintf(cmdbuf, "M%cO" EOM, val.f<0.33?'L':(val.f<0.66?'M':'F'));
return skanti_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
case RIG_LEVEL_AGC:
switch (val.i) {
case RIG_AGC_SLOW: agc = "AS"EOM; break;
case RIG_AGC_FAST: agc = "AA"EOM; break;
case RIG_AGC_OFF: agc = "AF"EOM; break;
default: return -RIG_EINVAL;
}
return skanti_transaction (rig, agc, strlen(agc), NULL, NULL);
default:
rig_debug(RIG_DEBUG_ERR,"Unsupported set_level %d\n", level);
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* skanti_set_ptt
* Assumes rig!=NULL, ptt!=NULL
*/
int skanti_set_ptt(RIG *rig, vfo_t vfo, ptt_t ptt)
{
char cmdbuf[BUFSZ];
int cmd_len;
cmd_len = sprintf(cmdbuf, "X%c" EOM, ptt == RIG_PTT_ON?'N':'F');
return skanti_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
}
int skanti_vfo_op(RIG *rig, vfo_t vfo, vfo_op_t op)
{
if (op != RIG_OP_TUNE)
return -RIG_EINVAL;
return skanti_transaction (rig, "XT"EOM, strlen("XT"EOM), NULL, NULL);
}
/*
* initrigs_skanti is called by rig_backend_load
*/
DECLARE_INITRIG_BACKEND(skanti)
{
rig_debug(RIG_DEBUG_VERBOSE, "skanti: _init called\n");
rig_register(&trp8000_caps);
return RIG_OK;
}