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tentec2.c

/*
 *  Hamlib Tentec backend - Argonaut, Jupiter, RX-350
 *  Copyright (c) 2001-2004 by Stephane Fillod
 *
 *    $Id: tentec2.c,v 1.4 2004/05/17 21:09:44 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 "tentec.h"
#include "tentec2.h"

#define EOM "\015"      /* CR */

#define TT_AM  '0'
#define TT_USB '1'
#define TT_LSB '2'
#define TT_CW  '3'
#define TT_FM  '4'



/*************************************************************************************
 *
 * Specs from http://www.rfsquared.com
 *
 * TODO: [sg]et_split
 *    [sg]et_level: ATT, NB, PBT, KEYER_SPD, RFPOWER, SWR, SQL, STRENGTH, ..
 *    vfo_op: TO_VFO, FROM_VFO + emulated set_mem/get_mem
 */


/*
 * tentec_set_freq
 * assumes rig!=NULL, rig->state.priv!=NULL
 * assumes priv->mode in AM,CW,LSB or USB.
 */
int tentec2_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
      struct rig_state *rs = &rig->state;
      int freq_len, retval;
      unsigned char freqbuf[16];
      int vfo_val;
      unsigned long f = (unsigned long)freq;

      /*
       * TODO: make use of rig_state.current_vfo
       */
      if (vfo == RIG_VFO_CURR) {
            retval = tentec2_get_vfo(rig, &vfo);
            if (retval != RIG_OK)
                  return retval;
      }

      switch(vfo) {
      case RIG_VFO_A: vfo_val = 'A'; break;
      case RIG_VFO_B: vfo_val = 'B'; break;
      default:
            rig_debug(RIG_DEBUG_ERR,"%s: unsupported VFO %s\n",
                        __FUNCTION__, rig_strvfo(vfo));
            return -RIG_EINVAL;
      }
      freq_len = sprintf(freqbuf, "*%c%c%c%c%c" EOM, 
                                    vfo_val,
                                    (int)(f >> 24) & 0xff,
                                    (int)(f >> 16) & 0xff,
                                    (int)(f >>  8) & 0xff,
                                    (int)(f        & 0xff));
      
      retval = write_block(&rs->rigport, freqbuf, freq_len);
      if (retval != RIG_OK)
            return retval;

      return RIG_OK;
}

/*
 * tentec2_get_freq
 * Assumes rig!=NULL, freq!=NULL
 */
int tentec2_get_freq(RIG *rig, vfo_t vfo, freq_t *freq)
{
      int freq_len, retval;
      unsigned char freqbuf[16];
      int vfo_val;

      /*
       * TODO: make use of rig_state.current_vfo
       */
      if (vfo == RIG_VFO_CURR) {
            retval = tentec2_get_vfo(rig, &vfo);
            if (retval != RIG_OK)
                  return retval;
      }
      
      switch(vfo) {
      case RIG_VFO_A: vfo_val = 'A'; break;
      case RIG_VFO_B: vfo_val = 'B'; break;
      default:
            rig_debug(RIG_DEBUG_ERR,"%s: unsupported VFO %s\n",
                        __FUNCTION__, rig_strvfo(vfo));
            return -RIG_EINVAL;
      }
      freq_len = sprintf(freqbuf, "?%c" EOM, vfo_val);
      
      retval = tentec_transaction (rig, freqbuf, freq_len, freqbuf, &freq_len);
      if (retval != RIG_OK)
            return retval;

      if (freq_len != 6)
            return -RIG_EPROTO;

      *freq = (freqbuf[2] << 24) |(freqbuf[3] << 16) | (freqbuf[4] << 8) | freqbuf[5];

      return RIG_OK;
}

/*
 * tentec2_set_vfo
 * Assumes rig!=NULL
 */
int tentec2_set_vfo(RIG *rig, vfo_t vfo)
{
      struct rig_state *rs = &rig->state;
      int vfo_len, retval;
      unsigned char vfobuf[16];
      int vfo_val;

      /*
       * TODO: make use of rig_state.current_vfo
       */
      if ((vfo & ~RIG_VFO_MEM) == RIG_VFO_NONE || vfo == RIG_VFO_VFO) {
            vfo_t cvfo;
            retval = tentec2_get_vfo(rig, &cvfo);
            if (retval != RIG_OK)
                  return retval;
            vfo = (cvfo&(RIG_VFO_A|RIG_VFO_B)) | (vfo & RIG_VFO_MEM);
      }

      switch(vfo & ~RIG_VFO_MEM) {
      case RIG_VFO_A: vfo_val = 'A'; break;
      case RIG_VFO_B: vfo_val = 'B'; break;
      default:
            rig_debug(RIG_DEBUG_ERR,"%s: unsupported VFO %s\n",
                        __FUNCTION__, rig_strvfo(vfo));
            return -RIG_EINVAL;
      }
      vfo_len = sprintf(vfobuf, "*E%c%c" EOM, 
                                    vfo_val,
                                    vfo & RIG_VFO_MEM ? 'M' : 'V'
                                    );
      
      retval = write_block(&rs->rigport, vfobuf, vfo_len);
      if (retval != RIG_OK)
            return retval;

      return RIG_OK;
}

/*
 * tentec2_get_vfo
 * Assumes rig!=NULL
 */
int tentec2_get_vfo(RIG *rig, vfo_t *vfo)
{
      int vfo_len, retval;
      unsigned char vfobuf[16];

      retval = tentec_transaction (rig, "?E" EOM, 3, vfobuf, &vfo_len);
      if (retval != RIG_OK)
            return retval;

      if (vfo_len != 4)
            return -RIG_EPROTO;

      *vfo = vfobuf[3] == 'A' ? RIG_VFO_A : RIG_VFO_B;
      if (vfobuf[2] == 'M')
            *vfo |= RIG_VFO_MEM;

      return RIG_OK;
}



/*
 * tentec2_set_split_vfo
 * Assumes rig!=NULL
 */
int tentec2_set_split_vfo(RIG *rig, vfo_t vfo, split_t split, vfo_t tx_vfo)
{
      struct rig_state *rs = &rig->state;

      /*
       * TODO: handle tx_vfo
       */
      return write_block(&rs->rigport, split==RIG_SPLIT_ON? "*O\1"EOM:"*O\0"EOM, 4);
}

/*
 * tentec2_get_split_vfo
 * Assumes rig!=NULL
 */
int tentec2_get_split_vfo(RIG *rig, vfo_t vfo, split_t *split, vfo_t *tx_vfo)
{
      int split_len, retval;
      unsigned char splitbuf[16];

      /*
       * TODO: handle tx_vfo
       */
      retval = tentec_transaction (rig, "?O"EOM, 3, splitbuf, &split_len);
      if (retval != RIG_OK)
            return retval;

      if (split_len != 3) {
            return -RIG_EPROTO;
      }

      *split = splitbuf[2] == '\0' ? RIG_SPLIT_OFF : RIG_SPLIT_ON;

      return RIG_OK;
}



/*
 * tentec2_set_mode
 * Assumes rig!=NULL
 */
int tentec2_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
      struct rig_state *rs = &rig->state;
      unsigned char ttmode, ttmode_a, ttmode_b;
      int mdbuf_len, ttfilter, retval;
      unsigned char mdbuf[32];

      switch (mode) {
            case RIG_MODE_USB:      ttmode = TT_USB; break;
            case RIG_MODE_LSB:      ttmode = TT_LSB; break;
            case RIG_MODE_CW:       ttmode = TT_CW; break;
            case RIG_MODE_AM:       ttmode = TT_AM; break;
            case RIG_MODE_FM:       ttmode = TT_FM; break;
            default:
                  rig_debug(RIG_DEBUG_ERR, "%s: unsupported mode %d\n",
                              __FUNCTION__, mode);
                  return -RIG_EINVAL;
      }

      if (width == RIG_PASSBAND_NORMAL)
                  width = rig_passband_normal(rig, mode);

      /*
       * Filter  0:  200
       *              ..
       * Filter 16: 1000
       *              ..
       * Filter 36: 3000
       */
      if (width < 1000)
            ttfilter = (width / 50) - 4;
      else
            ttfilter = (width / 100) + 6;

      retval = tentec_transaction (rig, "?M"EOM, 3, mdbuf, &mdbuf_len);
      if (retval != RIG_OK)
            return retval;

      if (mdbuf_len != 4) {
            /* return -RIG_EPROTO; */
      }
      ttmode_a = mdbuf[2];
      ttmode_b = mdbuf[3];

      /*
       * TODO: make use of rig_state.current_vfo
       */
      if (vfo == RIG_VFO_CURR) {
            retval = tentec2_get_vfo(rig, &vfo);
            if (retval != RIG_OK)
                  return retval;
      }
      
      switch(vfo) {
      case RIG_VFO_A: ttmode_a = ttmode; break;
      case RIG_VFO_B: ttmode_b = ttmode; break;
      default:
            rig_debug(RIG_DEBUG_ERR,"%s: unsupported VFO %s\n",
                        __FUNCTION__, rig_strvfo(vfo));
            return -RIG_EINVAL;
      }

      /*
       * FIXME: the 'W' command is not VFO targetable
       */
      mdbuf_len = sprintf(mdbuf, "*W%c" EOM "*M%c%c" EOM,
                                    ttfilter, 
                                    ttmode_a,
                                    ttmode_b
                                    );
      retval = write_block(&rs->rigport, mdbuf, mdbuf_len);
      if (retval != RIG_OK) {
            return retval;
      }

      return RIG_OK;
}



/*
 * tentec2_get_mode
 * Assumes rig!=NULL, mode!=NULL
 */
int tentec2_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width)
{
      unsigned char ttmode;
      int mdbuf_len, ttfilter, retval;
      unsigned char mdbuf[32];

      /*
       * TODO: make use of rig_state.current_vfo
       */
      if (vfo == RIG_VFO_CURR) {
            retval = tentec2_get_vfo(rig, &vfo);
            if (retval != RIG_OK)
                  return retval;
      }

      retval = tentec_transaction (rig, "?M"EOM, 3, mdbuf, &mdbuf_len);
      if (retval != RIG_OK)
            return retval;

      if (mdbuf_len != 4) {
            /* return -RIG_EPROTO; */
      }
      
      switch(vfo) {
      case RIG_VFO_A: ttmode = mdbuf[2]; break;
      case RIG_VFO_B: ttmode = mdbuf[3]; break;
      default:
            rig_debug(RIG_DEBUG_ERR,"%s: unsupported VFO %s\n",
                        __FUNCTION__, rig_strvfo(vfo));
            return -RIG_EINVAL;
      }
      switch (ttmode) {
            case TT_USB:      *mode = RIG_MODE_USB; break;
            case TT_LSB:      *mode = RIG_MODE_LSB; break;
            case TT_CW: *mode = RIG_MODE_CW;  break;
            case TT_AM: *mode = RIG_MODE_AM;  break;
            case TT_FM: *mode = RIG_MODE_FM;  break;
            default:
                  rig_debug(RIG_DEBUG_ERR, "%s: unsupported mode '%c'\n",
                              __FUNCTION__, ttmode);
                  return -RIG_EPROTO;
      }

      retval = tentec_transaction (rig, "?W"EOM, 3, mdbuf, &mdbuf_len);
      if (retval != RIG_OK)
            return retval;

      if (mdbuf_len != 3) {
            /* return -RIG_EPROTO; */
      }

      /*
       * Filter  0:  200
       *              ..
       * Filter 16: 1000
       *              ..
       * Filter 36: 3000
       */
      ttfilter = mdbuf[2];
      if (ttfilter < 16)
            *width = (ttfilter + 4) * 50;
      else
            *width = (ttfilter - 6) * 100;

      return RIG_OK;
}


/*
 * tentec2_set_ptt
 * Assumes rig!=NULL
 */
int tentec2_set_ptt(RIG *rig, vfo_t vfo, ptt_t ptt)
{
      struct rig_state *rs = &rig->state;

      return write_block(&rs->rigport, ptt==RIG_PTT_ON? "#1"EOM:"#0"EOM, 3);
}


/*
 * Software restart
 */
int tentec2_reset(RIG *rig, reset_t reset)
{
      int retval, reset_len;
      char reset_buf[32];

      retval = tentec_transaction (rig, "*X" EOM, 3, reset_buf, &reset_len);
      if (retval != RIG_OK)
            return retval;

      if (!strstr(reset_buf, "RADIO START"))
            return -RIG_EPROTO;

      return RIG_OK;
}


/*
 * tentec2_get_info
 * Assumes rig!=NULL
 */
const char *tentec2_get_info(RIG *rig)
{
      static char buf[100];   /* FIXME: reentrancy */
      int firmware_len, retval;

      /*
       * protocol version
       */
      firmware_len = 7;
      retval = tentec_transaction (rig, "?V" EOM, 3, buf, &firmware_len);

      /* "VER 1010-516" */
      if (retval != RIG_OK || firmware_len != 12) {
                  rig_debug(RIG_DEBUG_ERR,"%s: ack NG, len=%d\n",
                              __FUNCTION__, firmware_len);
                  return NULL;
      }
      buf[firmware_len] = '\0';

      return buf;
}



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