/* * Hamlib Skanti backend - main file * Copyright (c) 2004-2005 by Stephane Fillod * * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include /* String function definitions */ #include /* UNIX standard function definitions */ #include #include #include #include #include #include #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; rs = &rig->state; rig_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 ">" */ char retbuf[BUFSZ + 1]; retval = read_string(&rs->rigport, retbuf, BUFSZ, PROMPT, strlen(PROMPT)); if (retval < 0) { return retval; } retbuf[retval] = '\0'; if (strstr(retbuf, PROMPT)) { return RIG_OK; } else { return -RIG_ERJCTED; } } retval = read_string(&rs->rigport, data, BUFSZ, LF, strlen(LF)); if (retval == -RIG_ETIMEOUT) { retval = 0; } if (retval < 0) { return retval; } *data_len = retval; /* 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); if (retval != RIG_OK) { return retval; } 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 %s\n", __func__, rig_strrmode(mode)); return -RIG_EINVAL; } retval = skanti_transaction(rig, sk_mode, strlen(sk_mode), NULL, NULL); if (retval != RIG_OK) { return retval; } if (RIG_PASSBAND_NOCHANGE == width) { 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, "%s: unsupported set_level %s\n", __func__, rig_strlevel(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, "%s: _init called\n", __func__); rig_register(&trp8000_caps); rig_register(&trp8255_caps); return RIG_OK; }