Hamlib/src/event.c

804 wiersze
21 KiB
C

/*
* Hamlib Interface - event handling
* Copyright (c) 2021 by Mikael Nousiainen
* Copyright (c) 2000-2010 by Stephane Fillod
* Copyright (c) 2000-2003 by Frank Singleton
*
*
* 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
*
*/
/* Doc todo: Verify assignment to rig group. Consider doc of internal rtns. */
/**
* \addtogroup rig
* @{
*/
/**
* \file event.c
* \brief Event handling
*/
#include <hamlib/config.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <sys/types.h>
#include <errno.h>
#ifdef HAVE_PTHREAD
# include <pthread.h>
#endif
#include <hamlib/rig.h>
#include "event.h"
#include "misc.h"
#include "cache.h"
#include "network.h"
#define CHECK_RIG_ARG(r) (!(r) || !(r)->caps || !(r)->state.comm_state)
#ifdef HAVE_PTHREAD
typedef struct rig_poll_routine_args_s
{
RIG *rig;
} rig_poll_routine_args;
typedef struct rig_poll_routine_priv_data_s
{
pthread_t thread_id;
rig_poll_routine_args args;
} rig_poll_routine_priv_data;
// TODO: Where to start/stop rig poll routine?
void *rig_poll_routine(void *arg)
{
rig_poll_routine_args *args = (rig_poll_routine_args *)arg;
RIG *rig = args->rig;
struct rig_state *rs = &rig->state;
int result;
int update_occurred;
vfo_t vfo = RIG_VFO_NONE, vfo_prev = RIG_VFO_NONE;
freq_t freq_main = 0, freq_sub = 0, freq_main_prev = 0, freq_sub_prev = 0;
rmode_t mode_main = RIG_MODE_NONE, mode_sub = RIG_MODE_NONE,
mode_main_prev = RIG_MODE_NONE, mode_sub_prev = RIG_MODE_NONE;
pbwidth_t width_main = 0, width_sub = 0, width_main_prev = 0,
width_sub_prev = 0;
split_t split, split_prev = -1;
rig_debug(RIG_DEBUG_VERBOSE, "%s(%d): Starting rig poll routine thread\n",
__FILE__, __LINE__);
// Rig cache time should be equal to rig poll interval (should be set automatically by rigctld at least)
rig_set_cache_timeout_ms(rig, HAMLIB_CACHE_ALL, rs->poll_interval);
update_occurred = 0;
while (rs->poll_routine_thread_run)
{
if (rig->caps->get_vfo)
{
result = rig_get_vfo(rig, &vfo);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_vfo error %s\n", __FILE__, __LINE__,
rigerror(result));
}
if (vfo != vfo_prev)
{
rig_fire_vfo_event(rig, vfo);
}
if (vfo != vfo_prev)
{
rig_debug(RIG_DEBUG_CACHE,
"%s(%d) vfo=%s was %s\n", __FILE__, __LINE__,
rig_strvfo(vfo), rig_strvfo(vfo_prev));
update_occurred = 1;
vfo_prev = vfo;
}
}
if (rig->caps->get_freq)
{
result = rig_get_freq(rig, RIG_VFO_A, &freq_main);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_freqA error %s\n", __FILE__, __LINE__,
rigerror(result));
}
result = rig_get_freq(rig, RIG_VFO_B, &freq_sub);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_freqB error %s\n", __FILE__, __LINE__,
rigerror(result));
}
if (freq_main != freq_main_prev)
{
rig_fire_freq_event(rig, RIG_VFO_A, freq_main);
}
if (freq_sub != freq_sub_prev)
{
rig_fire_freq_event(rig, RIG_VFO_B, freq_sub);
}
if (freq_main != freq_main_prev || freq_sub != freq_sub_prev)
{
rig_debug(RIG_DEBUG_CACHE,
"%s(%d) freq_main=%.0f was %.0f, freq_sub=%.0f was %.0f\n", __FILE__, __LINE__,
freq_main, freq_main_prev, freq_sub, freq_sub_prev);
update_occurred = 1;
freq_main_prev = freq_main;
freq_sub_prev = freq_sub;
}
}
if (rig->caps->get_mode)
{
result = rig_get_mode(rig, RIG_VFO_A, &mode_main, &width_main);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_modeA error %s\n", __FILE__, __LINE__,
rigerror(result));
}
result = rig_get_mode(rig, RIG_VFO_B, &mode_sub, &width_sub);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_modeB error %s\n", __FILE__, __LINE__,
rigerror(result));
}
if (mode_main != mode_main_prev || width_main != width_main_prev)
{
rig_fire_mode_event(rig, RIG_VFO_A, mode_main, width_main);
}
if (mode_sub != mode_sub_prev || width_sub != width_sub_prev)
{
rig_fire_mode_event(rig, RIG_VFO_B, mode_sub, width_sub);
}
if (mode_main != mode_main_prev || mode_sub != mode_sub_prev)
{
rig_debug(RIG_DEBUG_CACHE, "%s(%d) mode_main=%s was %s, mode_sub=%s was %s\n",
__FILE__, __LINE__, rig_strrmode(mode_main), rig_strrmode(mode_main_prev),
rig_strrmode(mode_sub), rig_strrmode(mode_sub_prev));
update_occurred = 1;
mode_main_prev = mode_main;
mode_sub_prev = mode_sub;
}
if (width_main != width_main_prev || width_sub != width_sub_prev)
{
rig_debug(RIG_DEBUG_CACHE,
"%s(%d) width_main=%ld was %ld, width_sub=%ld was %ld\n", __FILE__, __LINE__,
width_main, width_main_prev, width_sub, width_sub_prev);
update_occurred = 1;
width_main_prev = width_main;
width_sub_prev = width_sub;
}
}
if (rig->caps->get_split_vfo)
{
vfo_t tx_vfo;
result = rig_get_split_vfo(rig, RIG_VFO_A, &split, &tx_vfo);
if (result != RIG_OK)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig_get_modeA error %s\n", __FILE__, __LINE__,
rigerror(result));
}
if (split != split_prev)
{
rig_debug(RIG_DEBUG_CACHE, "%s(%d) split=%d was %d\n", __FILE__, __LINE__,
split,
split_prev);
update_occurred = 1;
split_prev = split;
}
}
if (update_occurred)
{
network_publish_rig_poll_data(rig);
}
hl_usleep(rs->poll_interval * 1000);
}
rig_debug(RIG_DEBUG_VERBOSE, "%s(%d): Stopping rig poll routine thread\n",
__FILE__,
__LINE__);
return NULL;
}
/**
* \brief Start rig poll routine
*
* Start rig poll routine
*
* \return RIG_OK or < 0 if error
*/
int rig_poll_routine_start(RIG *rig)
{
struct rig_state *rs = &rig->state;
rig_poll_routine_priv_data *poll_routine_priv;
ENTERFUNC;
if (rs->poll_interval < 1)
{
rig_debug(RIG_DEBUG_ERR,
"%s(%d): rig poll routine disabled, poll interval set to zero\n", __FILE__,
__LINE__);
RETURNFUNC(RIG_OK);
}
if (rs->poll_routine_priv_data != NULL)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): rig poll routine already running\n", __FILE__,
__LINE__);
RETURNFUNC(-RIG_EINVAL);
}
rs->poll_routine_thread_run = 1;
rs->poll_routine_priv_data = calloc(1, sizeof(rig_poll_routine_priv_data));
if (rs->poll_routine_priv_data == NULL)
{
RETURNFUNC(-RIG_ENOMEM);
}
poll_routine_priv = (rig_poll_routine_priv_data *) rs->poll_routine_priv_data;
poll_routine_priv->args.rig = rig;
int err = pthread_create(&poll_routine_priv->thread_id, NULL,
rig_poll_routine, &poll_routine_priv->args);
if (err)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d) pthread_create error: %s\n", __FILE__,
__LINE__,
strerror(errno));
RETURNFUNC(-RIG_EINTERNAL);
}
RETURNFUNC(RIG_OK);
}
/**
* \brief Stop rig poll routine
*
* Stop rig poll routine
*
* \return RIG_OK or < 0 if error
*/
int rig_poll_routine_stop(RIG *rig)
{
struct rig_state *rs = &rig->state;
rig_poll_routine_priv_data *poll_routine_priv;
ENTERFUNC;
if (rs->poll_interval < 1)
{
RETURNFUNC(RIG_OK);
}
if (rs->poll_routine_priv_data == NULL)
{
RETURNFUNC(-RIG_EINVAL);
}
rs->poll_routine_thread_run = 0;
poll_routine_priv = (rig_poll_routine_priv_data *) rs->poll_routine_priv_data;
if (poll_routine_priv->thread_id != 0)
{
int err = pthread_join(poll_routine_priv->thread_id, NULL);
if (err)
{
rig_debug(RIG_DEBUG_ERR, "%s(%d): pthread_join error %s\n", __FILE__, __LINE__,
strerror(errno));
// just ignore it
}
poll_routine_priv->thread_id = 0;
}
free(rs->poll_routine_priv_data);
rs->poll_routine_priv_data = NULL;
RETURNFUNC(RIG_OK);
}
#endif
/**
* \brief set the callback for freq events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for freq events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_freq_callback(RIG *rig, freq_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.freq_event = cb;
rig->callbacks.freq_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for mode events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for mode events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_mode_callback(RIG *rig, mode_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.mode_event = cb;
rig->callbacks.mode_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for vfo events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for vfo events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_vfo_callback(RIG *rig, vfo_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.vfo_event = cb;
rig->callbacks.vfo_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for ptt events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for ptt events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_ptt_callback(RIG *rig, ptt_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.ptt_event = cb;
rig->callbacks.ptt_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for dcd events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for dcd events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_dcd_callback(RIG *rig, dcd_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.dcd_event = cb;
rig->callbacks.dcd_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for pipelined tuning module
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
* used to maintain state during pipelined tuning.
*
* Install a callback for pipelined tuning module, to be called when the
* rig_scan( SCAN_PLT ) loop needs a new frequency, mode and width.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_pltune_callback(RIG *rig, pltune_cb_t cb, rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.pltune = cb;
rig->callbacks.pltune_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief set the callback for spectrum line reception events
* \param rig The rig handle
* \param cb The callback to install
* \param arg A Pointer to some private data to pass later on to the callback
*
* Install a callback for spectrum line reception events, to be called when in async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*/
int HAMLIB_API rig_set_spectrum_callback(RIG *rig, spectrum_cb_t cb,
rig_ptr_t arg)
{
ENTERFUNC;
if (CHECK_RIG_ARG(rig))
{
RETURNFUNC(-RIG_EINVAL);
}
rig->callbacks.spectrum_event = cb;
rig->callbacks.spectrum_arg = arg;
RETURNFUNC(RIG_OK);
}
/**
* \brief control the transceive mode
* \param rig The rig handle
* \param trn The transceive status to set to
*
* Enable/disable the transceive handling of a rig and kick off async mode.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*
* \sa rig_get_trn()
*
* \deprecated This functionality has never worked correctly and it is now disabled in favor of new async data handling capabilities.
* The command will always return RIG_EDEPRECATED until the command will be removed eventually.
*/
int HAMLIB_API rig_set_trn(RIG *rig, int trn)
{
ENTERFUNC;
RETURNFUNC(-RIG_EDEPRECATED);
}
/**
* \brief get the current transceive mode
* \param rig The rig handle
* \param trn The location where to store the current transceive mode
*
* Retrieves the current status of the transceive mode, i.e. if radio
* sends new status automatically when some changes happened on the radio.
*
* \return RIG_OK if the operation has been successful, otherwise
* a negative value if an error occurred (in which case, cause is
* set appropriately).
*
* \sa rig_set_trn()
*
* \deprecated This functionality has never worked correctly and it is now disabled in favor of new async data handling capabilities.
* The command will always return RIG_EDEPRECATED until the command will be removed eventually.
*/
int HAMLIB_API rig_get_trn(RIG *rig, int *trn)
{
ENTERFUNC;
RETURNFUNC(-RIG_EDEPRECATED);
}
int rig_fire_freq_event(RIG *rig, vfo_t vfo, freq_t freq)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: freq changed to %"PRIll"Hz on %s\n", (int64_t)freq, rig_strvfo(vfo));
rig_set_cache_freq(rig, vfo, freq);
// This doesn't work well for Icom rigs -- no way to tell which VFO we're on
// Should work for most other rigs using AI1; mode
if (RIG_BACKEND_NUM(rig->caps->rig_model) != RIG_ICOM)
{
rig->state.use_cached_freq = 1;
}
network_publish_rig_transceive_data(rig);
if (rig->callbacks.freq_event)
{
rig->callbacks.freq_event(rig, vfo, freq, rig->callbacks.freq_arg);
}
RETURNFUNC(0);
}
int rig_fire_mode_event(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: mode changed to %s, width %liHz on %s\n",
rig_strrmode(mode), width, rig_strvfo(vfo));
rig_set_cache_mode(rig, vfo, mode, width);
// This doesn't work well for Icom rigs -- no way to tell which VFO we're on
// Should work for most other rigs using AI1; mode
if (RIG_BACKEND_NUM(rig->caps->rig_model) != RIG_ICOM)
{
rig->state.use_cached_mode = 1;
}
network_publish_rig_transceive_data(rig);
if (rig->callbacks.mode_event)
{
rig->callbacks.mode_event(rig, vfo, mode, width, rig->callbacks.mode_arg);
}
RETURNFUNC(0);
}
int rig_fire_vfo_event(RIG *rig, vfo_t vfo)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: vfo changed to %s\n", rig_strvfo(vfo));
rig->state.cache.vfo = vfo;
elapsed_ms(&rig->state.cache.time_vfo, HAMLIB_ELAPSED_SET);
network_publish_rig_transceive_data(rig);
if (rig->callbacks.vfo_event)
{
rig->callbacks.vfo_event(rig, vfo, rig->callbacks.vfo_arg);
}
RETURNFUNC(0);
}
int rig_fire_ptt_event(RIG *rig, vfo_t vfo, ptt_t ptt)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: PTT changed to %i on %s\n", ptt,
rig_strvfo(vfo));
rig->state.cache.ptt = ptt;
elapsed_ms(&rig->state.cache.time_ptt, HAMLIB_ELAPSED_SET);
network_publish_rig_transceive_data(rig);
if (rig->callbacks.ptt_event)
{
rig->callbacks.ptt_event(rig, vfo, ptt, rig->callbacks.ptt_arg);
}
RETURNFUNC(0);
}
int rig_fire_dcd_event(RIG *rig, vfo_t vfo, dcd_t dcd)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: DCD changed to %i on %s\n", dcd,
rig_strvfo(vfo));
network_publish_rig_transceive_data(rig);
if (rig->callbacks.dcd_event)
{
rig->callbacks.dcd_event(rig, vfo, dcd, rig->callbacks.dcd_arg);
}
RETURNFUNC(0);
}
int rig_fire_pltune_event(RIG *rig, vfo_t vfo, freq_t *freq, rmode_t *mode,
pbwidth_t *width)
{
ENTERFUNC;
rig_debug(RIG_DEBUG_TRACE, "Event: Pipelined tuning event, vfo=%s\n",
rig_strvfo(vfo));
network_publish_rig_transceive_data(rig);
if (rig->callbacks.pltune)
{
rig->callbacks.pltune(rig, vfo, freq, mode, width, rig->callbacks.pltune_arg);
}
RETURNFUNC(RIG_OK);
}
static int print_spectrum_line(char *str, size_t length,
struct rig_spectrum_line *line)
{
int data_level_max = line->data_level_max / 2;
int aggregate_count = line->spectrum_data_length / 120;
int aggregate_value = 0;
int i, c;
int charlen = strlen("");
str[0] = '\0';
for (i = 0, c = 0; i < line->spectrum_data_length; i++)
{
int current = line->spectrum_data[i];
aggregate_value = current > aggregate_value ? current : aggregate_value;
if (i > 0 && i % aggregate_count == 0)
{
if (c + charlen >= length)
{
break;
}
int level = aggregate_value * 10 / data_level_max;
if (level >= 8)
{
strcpy(str + c, "");
c += charlen;
}
else if (level >= 6)
{
strcpy(str + c, "");
c += charlen;
}
else if (level >= 4)
{
strcpy(str + c, "");
c += charlen;
}
else if (level >= 2)
{
strcpy(str + c, "");
c += charlen;
}
else if (level >= 0)
{
strcpy(str + c, " ");
c += 1;
}
aggregate_value = 0;
}
}
return c;
}
int rig_fire_spectrum_event(RIG *rig, struct rig_spectrum_line *line)
{
ENTERFUNC;
if (rig_need_debug(RIG_DEBUG_TRACE))
{
char spectrum_debug[line->spectrum_data_length * 4];
print_spectrum_line(spectrum_debug, sizeof(spectrum_debug), line);
rig_debug(RIG_DEBUG_TRACE, "%s: ASCII Spectrum Scope: %s\n", __func__,
spectrum_debug);
}
network_publish_rig_spectrum_data(rig, line);
if (rig->callbacks.spectrum_event)
{
rig->callbacks.spectrum_event(rig, line, rig->callbacks.spectrum_arg);
}
RETURNFUNC(RIG_OK);
}
/** @} */