Hamlib/kenwood/thd7.c

/*
 *  Hamlib Kenwood backend - TH-D7 description
 *  Copyright (c) 2000,2001 by Stephane Fillod
 *
 *		$Id: thd7.c,v 1.5 2002-01-07 17:46:28 fgretief 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 <stdlib.h>
#include <stdio.h>   /* Standard input/output definitions */
#include <string.h>  /* String function definitions */
#include <unistd.h>  /* UNIX standard function definitions */
#include <fcntl.h>   /* File control definitions */
#include <errno.h>   /* Error number definitions */
#include <termios.h> /* POSIX terminal control definitions */
#include <sys/ioctl.h>

#include <hamlib/rig.h>
#include <hamlib/riglist.h>
#include "kenwood.h"
#include "th.h"

#if 1
#define RIG_ASSERT(x)	if (!(x)) { rig_debug(RIG_DEBUG_ERR, "Assertion failed on line %i\n",__LINE__); abort(); }
#else
#define RIG_ASSERT(x)
#endif

static int thd7_set_vfo(RIG *rig, vfo_t vfo);
static int thd7_get_vfo(RIG *rig, vfo_t *vfo);
static int thd7_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width);
static int thd7_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width);
static int thd7_set_ctcss_tone(RIG *rig, vfo_t vfo, tone_t tone);
static int thd7_get_ctcss_tone(RIG *rig, vfo_t vfo, tone_t *tone);
static int thd7_set_trn(RIG *rig, int trn);
static int thd7_get_trn(RIG *rig, int *trn);
static const char *thd7_get_info(RIG *rig);
static int thd7_set_mem(RIG *rig, vfo_t vfo, int ch);
static int thd7_get_mem(RIG *rig, vfo_t vfo, int *ch);
static int thd7_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val);

#define THD7_MODES	  (RIG_MODE_FM|RIG_MODE_AM)
#define THD7_MODES_TX (RIG_MODE_FM)

#define THD7_FUNC_ALL (RIG_FUNC_TSQL|   \
                       RIG_FUNC_AIP|    \
                       RIG_FUNC_MON|    \
                       RIG_FUNC_SQL|    \
                       RIG_FUNC_TONE|   \
                       RIG_FUNC_REV|    \
                       RIG_FUNC_LOCK|   \
                       RIG_FUNC_ARO|    \
                       RIG_FUNC_LMP)

#define THD7_LEVEL_ALL (RIG_LEVEL_STRENGTH| \
                        RIG_LEVEL_SQL| \
                        RIG_LEVEL_SQLSTAT| \
                        RIG_LEVEL_AF| \
                        RIG_LEVEL_RF|\
                        RIG_LEVEL_MICGAIN)

#define THD7_VFO_OP (RIG_OP_UP|RIG_OP_DOWN)

/*
 * TODO: Band A & B
 */
#define THD7_VFO (RIG_VFO_A|RIG_VFO_B)

const struct kenwood_priv_caps  thd7_priv_caps  = {
    cmdtrm: "\r",   /* Command termination character */
};


/*
 * th-d7a rig capabilities.
 */
const struct rig_caps thd7a_caps = {
rig_model: RIG_MODEL_THD7A,
model_name:"TH-D7A",
mfg_name: "Kenwood",
version: "0.1",
copyright: "LGPL",
status: RIG_STATUS_ALPHA,
rig_type: RIG_TYPE_HANDHELD|RIG_FLAG_APRS|RIG_FLAG_TNC|RIG_FLAG_DXCLUSTER,
ptt_type: RIG_PTT_RIG,
dcd_type: RIG_DCD_RIG,
port_type: RIG_PORT_SERIAL,
serial_rate_min: 9600,
serial_rate_max: 9600,
serial_data_bits: 8,
serial_stop_bits: 1,
serial_parity: RIG_PARITY_NONE,
serial_handshake: RIG_HANDSHAKE_NONE,
write_delay: 0,
post_write_delay: 0,
timeout: 200,
retry: 3,

has_get_func: THD7_FUNC_ALL,
has_set_func: THD7_FUNC_ALL,
has_get_level: THD7_LEVEL_ALL,
has_set_level: RIG_LEVEL_SET(THD7_LEVEL_ALL),
has_get_parm: RIG_PARM_NONE,
has_set_parm: RIG_PARM_NONE,    /* FIXME: parms */
level_gran: {},                 /* FIXME: granularity */
parm_gran: {},
ctcss_list: kenwood38_ctcss_list,
dcs_list: NULL,
preamp:  { RIG_DBLST_END, },
attenuator:  { RIG_DBLST_END, },
max_rit: Hz(0),
max_xit: Hz(0),
max_ifshift: Hz(0),
vfo_ops: THD7_VFO_OP,
targetable_vfo: RIG_TARGETABLE_FREQ,
transceive: RIG_TRN_RIG,
bank_qty:  0,
chan_desc_sz: 0,


chan_list: { {  1,  200, RIG_MTYPE_MEM, 0 },
			 RIG_CHAN_END,
		   },	/* FIXME: memory channel list: 200 memories */

rx_range_list1: { RIG_FRNG_END, },    /* FIXME: enter region 1 setting */
tx_range_list1: { RIG_FRNG_END, },
rx_range_list2: {
    {MHz(144),MHz(148),THD7_MODES,-1,-1,THD7_VFO},
    {MHz(430),MHz(440),THD7_MODES,-1,-1,THD7_VFO},
	RIG_FRNG_END,
  }, /* rx range */
tx_range_list2: {
    {MHz(144),MHz(148),THD7_MODES_TX,W(5.5),W(5.5),THD7_VFO},
    {MHz(430),MHz(440),THD7_MODES_TX,W(5.5),W(5.5),THD7_VFO},
	RIG_FRNG_END,
  }, /* tx range */
tuning_steps: {
	 {THD7_MODES,kHz(5)},
	 {THD7_MODES,kHz(6.25)},
	 {THD7_MODES,kHz(10)},
	 {THD7_MODES,kHz(12.5)},
	 {THD7_MODES,kHz(15)},
	 {THD7_MODES,kHz(20)},
	 {THD7_MODES,kHz(25)},
	 {THD7_MODES,kHz(30)},
	 {THD7_MODES,kHz(50)},
	 {THD7_MODES,kHz(100)},
	 RIG_TS_END,
	},
        /* mode/filter list, remember: order matters! */
filters: {
		{RIG_MODE_FM, kHz(14)},
		{RIG_MODE_AM, kHz(9)},
		RIG_FLT_END,
	},
priv: (void *)&thd7_priv_caps,
rig_init: kenwood_init,
rig_cleanup: kenwood_cleanup,
rig_open: NULL,
rig_close: NULL,

set_freq: th_set_freq,
get_freq: th_get_freq,
set_mode: th_set_mode,
get_mode: th_get_mode,
set_vfo: th_set_vfo,
get_vfo: th_get_vfo,
set_ctcss_tone: thd7_set_ctcss_tone,
get_ctcss_tone: thd7_get_ctcss_tone,
set_mem: thd7_set_mem,
get_mem: thd7_get_mem,
set_trn: th_set_trn,
get_trn: th_get_trn,

get_func: th_get_func,
get_level: th_get_level,
get_info: thd7_get_info,

decode_event: th_decode_event,
};

#define EOM "\r"


/*
 * thd7_set_vfo
 * Assumes rig!=NULL
 */
static int
thd7_set_vfo(RIG *rig, vfo_t vfo)
{
	unsigned char vsel, vfobuf[16], ackbuf[24];
	int retval, vfo_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__" called\n");
	RIG_ASSERT(rig != NULL);

	switch (vfo) {
	  case RIG_VFO_A: vsel = '0'; break;
	  case RIG_VFO_B: vsel = '1'; break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unsupported VFO %d\n", vfo);
		return -RIG_EINVAL;
	}

	vfo_len = sprintf(vfobuf, "BC %c" EOM, vsel);
	retval = kenwood_transaction (rig, vfobuf, vfo_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		return -RIG_ERJCTED;
	}
	return RIG_OK;
}

/*
 * thd7_get_vfo
 * Assumes rig!=NULL
 */
static int
thd7_get_vfo(RIG *rig, vfo_t *vfo)
{
	unsigned char ackbuf[16];
	int retval, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__" called\n");
	RIG_ASSERT(rig != NULL);

	retval = kenwood_transaction (rig, "BC" EOM, 3, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

//	if (ack_len != 5) {	/* for some reason ack_len is zero */
	if (ackbuf[0] != 'B' || ackbuf[1] != 'C' || ackbuf[2] != ' ') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
		                        "'%s', len=%d\n", ackbuf, ack_len);
		return -RIG_ERJCTED;
	}

	switch (ackbuf[3]) {
	  case '0': *vfo = RIG_VFO_A; break;
	  case '1':	*vfo = RIG_VFO_B; break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected VFO value %c\n",
								ackbuf[3]);
		return -RIG_ERJCTED;
	}

	return RIG_OK;
}

/*
 * thd7_set_mode
 * Assumes rig!=NULL
 */
static int
thd7_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
	unsigned char mdbuf[24], ackbuf[24];
    int retval, kmode, mdbuf_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__" called\n");
    RIG_ASSERT(rig != NULL);

	switch (mode) {
	case RIG_MODE_FM:   kmode = '0'; break;
	case RIG_MODE_AM:   kmode = '1'; break;
	default:
		rig_debug(RIG_DEBUG_ERR,__FUNCTION__": unsupported mode %d\n", mode);
		return -RIG_EINVAL;
	}
	mdbuf_len = sprintf(mdbuf, "MD %c" EOM, kmode);
	retval = kenwood_transaction (rig, mdbuf, mdbuf_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": ack NG, len=%d\n", ack_len);
		return -RIG_ERJCTED;
	}

	return retval;
}

/*
 * thd7_get_mode
 * Assumes rig!=NULL, mode!=NULL
 */
static int
thd7_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width)
{
	int retval, ack_len = 0;
	unsigned char ackbuf[24];

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	RIG_ASSERT(rig != NULL);
	RIG_ASSERT(mode != NULL);
	memset(ackbuf, 0, sizeof(ackbuf)); /* for terminating zero of string */

	retval = kenwood_transaction (rig, "MD" EOM, 3, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	/*if (ack_len != 5) { */  /* ack_len does not work. */
	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": ack NG, len=%d\n", ack_len);
		return -RIG_ERJCTED;
	}

	if (ackbuf[0] != 'M' || ackbuf[1] != 'D' || ackbuf[2] != ' ') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unknown replay (%i) %s\n",
                                             ack_len, ackbuf);
        return -RIG_ERJCTED;
    }

	if (width)
		*width = RIG_PASSBAND_NORMAL;

	switch (ackbuf[3]) {
	  case '0':	*mode = RIG_MODE_FM; break;
	  case '1': *mode = RIG_MODE_AM; break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unsupported mode %c\n", ackbuf[3]);
		return -RIG_EINVAL;
	}
	return RIG_OK;
}

#ifndef RIG_TONEMAX
#define RIG_TONEMAX	38
#endif

/*
 * thd7_set_ctcss_tone
 * Assumes rig!=NULL, rig->caps->ctcss_list != NULL
 */
static int
thd7_set_ctcss_tone(RIG *rig, vfo_t vfo, tone_t tone)
{
	const struct rig_caps *caps;
	unsigned char tonebuf[24], ackbuf[24];
	int retval, tone_len, ack_len = 0;
	int i;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	RIG_ASSERT(rig != NULL);
	RIG_ASSERT(rig->caps != NULL && rig->caps->ctcss_list != NULL);
	memset(ackbuf, 0, sizeof(ackbuf));

	caps = rig->caps;

	for (i = 0; caps->ctcss_list[i] != 0 && i < RIG_TONEMAX; i++) {
		if (caps->ctcss_list[i] == tone)
			break;
	}
	if (caps->ctcss_list[i] != tone)
		return -RIG_EINVAL;

	i += (i == 0) ? 1 : 2;	/* Correct for TH-7D anomally */
	tone_len = sprintf(tonebuf, "CTN %02d" EOM, i);
	retval = kenwood_transaction (rig, tonebuf, tone_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	/* error/result checking */
	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": negative acknowledgment\n");
		return -RIG_ERJCTED;
	}
	if (ackbuf[0] != 'C' || ackbuf[1] != 'T' || ackbuf[2] != 'N') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
			                   "'%s', len=%d\n", tonebuf, tone_len);
		return -RIG_ERJCTED;
	}
	return RIG_OK;
}

/*
 * thd7_get_ctcss_tone
 * Assumes rig!=NULL, rig->caps!=NULL
 */
static int
thd7_get_ctcss_tone(RIG *rig, vfo_t vfo, tone_t *tone)
{
	const struct rig_caps *caps;
	unsigned char tonebuf[24];
	int retval, tone_len = 0;
	unsigned int tone_idx;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	RIG_ASSERT(rig != NULL);
	RIG_ASSERT(rig->caps != NULL && rig->caps->ctcss_list != NULL);
	memset(tonebuf, 0, sizeof(tonebuf));    /* for terminating zero of string */

	caps = rig->caps;

	retval = kenwood_transaction (rig, "CTN" EOM, 4, tonebuf, &tone_len);
	if (retval != RIG_OK)
		return retval;

	if (tonebuf[0] != 'C' || tonebuf[1] != 'T' || tonebuf[2] != 'N') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
								"'%s', len=%d\n", tonebuf, tone_len);
		return -RIG_ERJCTED;
	}

	sscanf(tonebuf+3, "%u", (int*)&tone_idx);

    /* verify tone index for TH-7D rig */
	if (tone_idx <= 0 || tone_idx == 2 || tone_idx > 39) {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__
						": Unexpected CTCSS no (%04d)\n", tone_idx);
		return -RIG_EPROTO;
	}
	tone_idx -= (tone_idx == 1) ? 1 : 2; /* Correct for TH-7D anomaly */
	*tone = caps->ctcss_list[tone_idx];
	return RIG_OK;
}

#ifdef USE_TRN_FUNCS
/*
 * th7d_set_trn
 * Assumes rig!=NULL
 */
static int
thd7_set_trn(RIG *rig, int trn)
{
	unsigned char trnbuf[16], ackbuf[16];
	int retval, trn_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	memset(ackbuf, 0, sizeof(ackbuf));

	trn_len = sprintf(trnbuf, "AI %c" EOM,
			(trn == RIG_TRN_RIG) ? '1' : '0');

	retval = kenwood_transaction (rig, trnbuf, trn_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	if (ackbuf[0] != 'A' || ackbuf[1] != 'I') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
								"'%s', len=%d\n", ackbuf, ack_len);
		return -RIG_ERJCTED;
	}

	return RIG_OK;
}

/*
 * th7d_get_trn
 * Assumes rig!=NULL
 */
static int
thd7_get_trn(RIG *rig, int *trn)
{
	unsigned char trnbuf[16];
	int retval, trn_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	memset(trnbuf, 0, sizeof(trnbuf));

	retval = kenwood_transaction(rig, "AI" EOM, 3, trnbuf, &trn_len);
	if (retval != RIG_OK)
		return retval;

	if (trnbuf[0] == 'N' && trnbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": ack NG, len=%d\n", trn_len);
		return -RIG_ERJCTED;
	}

	if (trnbuf[0] != 'A' || trnbuf[1] != 'I') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
			                    "'%s', len=%d\n", trnbuf, trn_len);
        return -RIG_ERJCTED;
	}

	*trn = (trnbuf[4] != '0') ? RIG_TRN_RIG : RIG_TRN_OFF;
	return RIG_OK;
}
#endif /* USE_TRN_FUNCS */

static const char *
thd7_get_info(RIG *rig)		/* I hope this is the correct function for this command. */
{
	static unsigned char firmbuf[16];
	int retval, firm_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");

	memset(firmbuf, 0, sizeof(firmbuf));
	retval = kenwood_transaction (rig, "ID" EOM, 3, firmbuf, &firm_len);
	if (retval != RIG_OK)
		return NULL;
#if 1
	if (firm_len != 6) {
		rig_debug(RIG_DEBUG_ERR,__FUNCTION__": wrong answer len=%d\n",
											firm_len);
        return NULL;
    }
#endif
	if (firmbuf[0] != 'I' || firmbuf[1] != 'D') {
       rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
                               "'%s', len=%d\n", firmbuf, firm_len);
	   return NULL;
	}

	return &firmbuf[2];
}

/*
 * thd7_set_mem
 * Assumes rig!=NULL
 */
static int
thd7_set_mem(RIG *rig, vfo_t vfo, int ch)
{
	unsigned char vsel, membuf[16], ackbuf[16];
	int retval, mem_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	memset(ackbuf, 0, sizeof(ackbuf));

	if (ch < 0 || ch > 200) {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": channel num out of range: %d\n", ch);
		return -RIG_EINVAL;
	}
	switch (vfo) {
	  case RIG_VFO_A: vsel = '0'; break;
	  case RIG_VFO_B: vsel = '1'; break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unsupported VFO %d\n", vfo);
		return -RIG_EINVAL;
	}

	mem_len = sprintf(membuf, "MC %c,%i" EOM, vsel, ch);
	retval = kenwood_transaction(rig, membuf, mem_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": negative acknowledgment\n");
		return -RIG_ERJCTED;
	}

	if (ackbuf[0] != 'M' || ackbuf[1] != 'C') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
								"'%s', len=%d\n", ackbuf, ack_len);
		return -RIG_ERJCTED;
	}

	return RIG_OK;
}

static int
thd7_get_mem(RIG *rig, vfo_t vfo, int *ch)
{
	unsigned char *membuf, ackbuf[16];
	int retval, mem_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	memset(ackbuf, 0, sizeof(ackbuf));

	switch (vfo) {
	  case RIG_VFO_A:
		membuf = "MC 0" EOM;
		break;
	  case RIG_VFO_B:
		membuf = "MC 1" EOM;
		break;
	  case RIG_VFO_CURR:
		membuf = "MC" EOM;
		break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unsupported VFO %d\n", vfo);
		return -RIG_EINVAL;
	}

	mem_len = strlen(membuf);
	retval = kenwood_transaction(rig, membuf, mem_len, ackbuf, &ack_len);
	if (retval != RIG_OK)
		return retval;

	if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": negative acknowledgment\n");
		return -RIG_ERJCTED;
	}

	if (ackbuf[0] != 'M' || ackbuf[1] != 'C') {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
								"'%s', len=%d\n", ackbuf, ack_len);
		return -RIG_ERJCTED;
	}

    *ch = atoi(&membuf[3]);
#if 0
	if (*ch < 0 || *ch > 200) {
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": channel num out of range: %d\n", ch);
		return -RIG_EINVAL;
	}
#endif
	return RIG_OK;
}

/*
 * thd7_get_level
 * Assumes rig!=NULL
 */
static int
thd7_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val)
{
	unsigned char vsel, lvlbuf[16], ackbuf[16];
	int retval, lvl_len, ack_len = 0;

	rig_debug(RIG_DEBUG_TRACE, __FUNCTION__": called\n");
	memset(ackbuf, 0, sizeof(ackbuf));

	switch (vfo) {
	  case RIG_VFO_A: vsel = '0'; break;
	  case RIG_VFO_B: vsel = '1'; break;
	  default:
		rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unsupported VFO %d\n", vfo);
		return -RIG_EINVAL;
	}

	switch (level) {
	case RIG_LEVEL_STRENGTH:
		lvl_len = sprintf(lvlbuf, "SM %c" EOM, vsel);
		retval = kenwood_transaction(rig, lvlbuf, lvl_len, ackbuf, &ack_len);
		if (retval != RIG_OK)
			return retval;
		if (ackbuf[0] == 'N' && ackbuf[1] == '\n') {
	        rig_debug(RIG_DEBUG_ERR,__FUNCTION__": negative acknowledgment\n");
	        return -RIG_ERJCTED;
	    }
		if (ackbuf[0] != 'S' || ackbuf[1] != 'M') {
			rig_debug(RIG_DEBUG_ERR, __FUNCTION__": unexpected reply "
				                     "'%s', len=%d\n", ackbuf, ack_len);
	        return -RIG_ERJCTED;
	    }

		val->i = atoi(&ackbuf[3]);
		break;

	case RIG_LEVEL_SQLSTAT:
	case RIG_LEVEL_PREAMP:
	case RIG_LEVEL_ATT:
	case RIG_LEVEL_AF:
	case RIG_LEVEL_RF:
	case RIG_LEVEL_SQL:
	case RIG_LEVEL_MICGAIN:
	case RIG_LEVEL_IF:
	case RIG_LEVEL_APF:
	case RIG_LEVEL_NR:
	case RIG_LEVEL_PBT_IN:
	case RIG_LEVEL_PBT_OUT:
	case RIG_LEVEL_CWPITCH:
	case RIG_LEVEL_KEYSPD:
	case RIG_LEVEL_NOTCHF:
	case RIG_LEVEL_COMP:
	case RIG_LEVEL_AGC:
	case RIG_LEVEL_BKINDL:
	case RIG_LEVEL_BALANCE:
		return -RIG_ENIMPL;

	default:
        rig_debug(RIG_DEBUG_ERR,"Unsupported get_level %d", level);
        return -RIG_EINVAL;
    }
    return RIG_OK;
}

/* end of file */