gboolean config_key_has_cap(struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
uint32_t key, uint32_t capability)
{
GVariant *gvar_opts;
const uint32_t *opts;
gsize num_opts, i;
gboolean result;
if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS,
&gvar_opts) != SR_OK)
return FALSE;
opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
result = FALSE;
for (i = 0; i < num_opts; i++) {
if ((opts[i] & SR_CONF_MASK) == key) {
if ((opts[i] & capability) == capability)
result = TRUE;
else
result = FALSE;
break;
}
}
g_variant_unref(gvar_opts);
return result;
}
int maybe_config_list(struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
uint32_t key, GVariant **gvar)
{
if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_LIST))
return sr_config_list(driver, sdi, cg, key, gvar);
return SR_ERR_NA;
}
GVariant* DevInst::list_config(const sr_probe_group *group, int key)
{
GVariant *data = NULL;
assert(_owner);
sr_dev_inst *const sdi = dev_inst();
assert(sdi);
if (sr_config_list(sdi->driver, sdi, group, key, &data) != SR_OK)
return NULL;
return data;
}
static int check_options(struct sr_dev_driver *driver, GSList *options,
uint32_t optlist_key, struct sr_dev_inst *sdi,
struct sr_channel_group *cg)
{
struct sr_config *src;
const struct sr_key_info *srci;
GVariant *gvar_opts;
GSList *l;
const uint32_t *opts;
gsize num_opts, i;
int ret;
if (sr_config_list(driver, sdi, cg, optlist_key, &gvar_opts) != SR_OK) {
/* Driver publishes no options for this optlist. */
return SR_ERR;
}
ret = SR_OK;
opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
for (l = options; l; l = l->next) {
src = l->data;
for (i = 0; i < num_opts; i++) {
if (opts[i] == src->key)
break;
}
if (i == num_opts) {
if (!(srci = sr_key_info_get(SR_KEY_CONFIG, src->key)))
/* Shouldn't happen. */
sr_err("Invalid option %d.", src->key);
else
sr_err("Invalid option '%s'.", srci->id);
ret = SR_ERR_ARG;
break;
}
if (sr_variant_type_check(src->key, src->data) != SR_OK) {
ret = SR_ERR_ARG;
break;
}
}
g_variant_unref(gvar_opts);
return ret;
}
/**
* Enumerate scan options supported by this driver.
*
* Before calling sr_driver_scan_options_list(), the user must have previously
* initialized the driver by calling sr_driver_init().
*
* @param driver The driver to enumerate options for. This must be a pointer
* to one of the entries returned by sr_driver_list(). Must not
* be NULL.
*
* @return A GArray * of uint32_t entries, or NULL on invalid arguments. Each
* entry is a configuration key that is supported as a scan option.
* The array must be freed by the caller using g_array_free().
*
* @since 0.4.0
*/
SR_API GArray *sr_driver_scan_options_list(const struct sr_dev_driver *driver)
{
GVariant *gvar;
const uint32_t *opts;
gsize num_opts;
GArray *result;
if (sr_config_list(driver, NULL, NULL, SR_CONF_SCAN_OPTIONS, &gvar) != SR_OK)
return NULL;
opts = g_variant_get_fixed_array(gvar, &num_opts, sizeof(uint32_t));
result = g_array_sized_new(FALSE, FALSE, sizeof(uint32_t), num_opts);
g_array_insert_vals(result, 0, opts, num_opts);
g_variant_unref(gvar);
return result;
}
DeviceOptions::DeviceOptions(struct sr_dev_inst *sdi) :
_sdi(sdi)
{
GVariant *gvar_opts, *gvar_list;
gsize num_opts;
if ((sr_config_list(sdi->driver, SR_CONF_DEVICE_CONFIGS,
&gvar_opts, sdi) != SR_OK))
/* Driver supports no device instance options. */
return;
const int *const options = (const int32_t *)g_variant_get_fixed_array(
gvar_opts, &num_opts, sizeof(int32_t));
for (unsigned int i = 0; i < num_opts; i++) {
const struct sr_config_info *const info =
sr_config_info_get(options[i]);
if (!info)
continue;
const int key = info->key;
if(sr_config_list(_sdi->driver, key, &gvar_list, _sdi) != SR_OK)
gvar_list = NULL;
const QString name(info->name);
switch(key)
{
case SR_CONF_SAMPLERATE:
bind_samplerate(name, gvar_list);
break;
case SR_CONF_CAPTURE_RATIO:
bind_int(name, key, "%", pair<int64_t, int64_t>(0, 100));
break;
case SR_CONF_DEVICE_MODE:
case SR_CONF_PATTERN_MODE:
case SR_CONF_BUFFERSIZE:
case SR_CONF_TRIGGER_SOURCE:
case SR_CONF_FILTER:
case SR_CONF_COUPLING:
bind_enum(name, key, gvar_list);
break;
case SR_CONF_RLE:
bind_bool(name, key);
break;
case SR_CONF_CLOCK_TYPE:
bind_bool(name, key);
break;
case SR_CONF_TIMEBASE:
bind_enum(name, key, gvar_list, print_timebase);
break;
case SR_CONF_VDIV:
bind_enum(name, key, gvar_list, print_vdiv);
break;
}
if (gvar_list)
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_opts);
}
void run_session(void)
{
GSList *devices;
GHashTable *devargs;
GVariant *gvar;
struct sr_dev_inst *sdi;
uint64_t min_samples, max_samples;
devices = device_scan();
if (!devices) {
g_critical("No devices found.");
return;
}
if (g_slist_length(devices) > 1) {
g_critical("sigrok-cli only supports one device for capturing.");
return;
}
sdi = devices->data;
sr_session_new();
sr_session_datafeed_callback_add(datafeed_in, NULL);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
if (sr_session_dev_add(sdi) != SR_OK) {
g_critical("Failed to add device to session.");
sr_session_destroy();
return;
}
if (opt_config) {
if ((devargs = parse_generic_arg(opt_config, FALSE))) {
if (set_dev_options(sdi, devargs) != SR_OK)
return;
g_hash_table_destroy(devargs);
}
}
if (select_channels(sdi) != SR_OK) {
g_critical("Failed to set channels.");
sr_session_destroy();
return;
}
if (opt_triggers) {
if (!parse_triggerstring(sdi, opt_triggers)) {
sr_session_destroy();
return;
}
}
if (opt_continuous) {
if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) {
g_critical("This device does not support continuous sampling.");
sr_session_destroy();
return;
}
}
if (opt_time) {
if (set_limit_time(sdi) != SR_OK) {
sr_session_destroy();
return;
}
}
if (opt_samples) {
if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
if (sr_config_list(sdi->driver, sdi, NULL,
SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) {
/* The device has no compression, or compression is turned
* off, and publishes its sample memory size. */
g_variant_get(gvar, "(tt)", &min_samples, &max_samples);
g_variant_unref(gvar);
if (limit_samples < min_samples) {
g_critical("The device stores at least %"PRIu64
" samples with the current settings.", min_samples);
}
if (limit_samples > max_samples) {
g_critical("The device can store only %"PRIu64
" samples with the current settings.", max_samples);
}
}
gvar = g_variant_new_uint64(limit_samples);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) {
g_critical("Failed to configure sample limit.");
sr_session_destroy();
return;
}
}
if (opt_frames) {
if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
gvar = g_variant_new_uint64(limit_frames);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) {
g_critical("Failed to configure frame limit.");
sr_session_destroy();
return;
}
}
if (sr_session_start() != SR_OK) {
g_critical("Failed to start session.");
sr_session_destroy();
return;
}
if (opt_continuous)
add_anykey();
sr_session_run();
if (opt_continuous)
clear_anykey();
sr_session_datafeed_callback_remove_all();
sr_session_destroy();
g_slist_free(devices);
}
DeviceOptions::DeviceOptions(struct sr_dev_inst *sdi) :
_sdi(sdi)
{
GVariant *gvar_opts, *gvar_list;
gsize num_opts;
if ((sr_config_list(sdi->driver, sdi, NULL, SR_CONF_DEVICE_CONFIGS,
&gvar_opts) != SR_OK))
/* Driver supports no device instance options. */
return;
const int *const options = (const int32_t *)g_variant_get_fixed_array(
gvar_opts, &num_opts, sizeof(int32_t));
for (unsigned int i = 0; i < num_opts; i++) {
const struct sr_config_info *const info =
sr_config_info_get(options[i]);
if (!info)
continue;
const int key = info->key;
if(sr_config_list(_sdi->driver, _sdi, NULL, key, &gvar_list) != SR_OK)
gvar_list = NULL;
const QString name(info->label);
switch(key)
{
case SR_CONF_SAMPLERATE:
bind_samplerate(name, gvar_list);
break;
case SR_CONF_CAPTURE_RATIO:
bind_int(name, key, "%", pair<int64_t, int64_t>(0, 100));
break;
case SR_CONF_PATTERN_MODE:
case SR_CONF_BUFFERSIZE:
case SR_CONF_TRIGGER_SOURCE:
case SR_CONF_FILTER:
case SR_CONF_COUPLING:
case SR_CONF_EN_CH:
case SR_CONF_OPERATION_MODE:
case SR_CONF_THRESHOLD:
case SR_CONF_ZERO:
case SR_CONF_STREAM:
case SR_CONF_TEST:
case SR_CONF_STATUS:
case SR_CONF_FACTOR:
bind_enum(name, key, gvar_list);
break;
case SR_CONF_VTH:
bind_double(name, key, "V", pair<double, double>(0.0, 5.0), 1, 0.1);
break;
case SR_CONF_RLE:
bind_bool(name, key);
break;
case SR_CONF_CLOCK_TYPE:
case SR_CONF_CLOCK_EDGE:
case SR_CONF_INSTANT:
case SR_CONF_DATALOCK:
bind_bool(name, key);
break;
case SR_CONF_TIMEBASE:
bind_enum(name, key, gvar_list, print_timebase);
break;
case SR_CONF_VDIV:
bind_enum(name, key, gvar_list, print_vdiv);
break;
default:
gvar_list = NULL;
}
if (gvar_list)
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_opts);
}
static int check_key(const struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg,
uint32_t key, int op, GVariant *data)
{
const struct sr_key_info *srci;
gsize num_opts, i;
GVariant *gvar_opts;
const uint32_t *opts;
uint32_t pub_opt;
const char *suffix;
const char *opstr;
if (sdi && cg)
suffix = " for this device and channel group";
else if (sdi)
suffix = " for this device";
else
suffix = "";
if (!(srci = sr_key_info_get(SR_KEY_CONFIG, key))) {
sr_err("Invalid key %d.", key);
return SR_ERR_ARG;
}
opstr = op == SR_CONF_GET ? "get" : op == SR_CONF_SET ? "set" : "list";
switch (key) {
case SR_CONF_LIMIT_MSEC:
case SR_CONF_LIMIT_SAMPLES:
case SR_CONF_SAMPLERATE:
/* Setting any of these to 0 is not useful. */
if (op != SR_CONF_SET || !data)
break;
if (g_variant_get_uint64(data) == 0) {
sr_err("Cannot set '%s' to 0.", srci->id);
return SR_ERR_ARG;
}
break;
}
if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS, &gvar_opts) != SR_OK) {
/* Driver publishes no options. */
sr_err("No options available%s.", suffix);
return SR_ERR_ARG;
}
opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
pub_opt = 0;
for (i = 0; i < num_opts; i++) {
if ((opts[i] & SR_CONF_MASK) == key) {
pub_opt = opts[i];
break;
}
}
g_variant_unref(gvar_opts);
if (!pub_opt) {
sr_err("Option '%s' not available%s.", srci->id, suffix);
return SR_ERR_ARG;
}
if (!(pub_opt & op)) {
sr_err("Option '%s' not available to %s%s.", srci->id, opstr, suffix);
return SR_ERR_ARG;
}
return SR_OK;
}
void show_dev_detail(void)
{
struct sr_dev_inst *sdi;
const struct sr_config_info *srci;
struct sr_channel *ch;
struct sr_channel_group *channel_group, *cg;
GSList *devices, *cgl, *chl;
GVariant *gvar_opts, *gvar_dict, *gvar_list, *gvar;
gsize num_opts, num_elements;
double dlow, dhigh, dcur_low, dcur_high;
const uint64_t *uint64, p, q, low, high;
uint64_t cur_low, cur_high;
const int32_t *int32, *opts;
unsigned int num_devices, o, i;
char *tmp_str;
char *s, c;
const char **stropts;
if (!(devices = device_scan())) {
g_critical("No devices found.");
return;
}
num_devices = g_slist_length(devices);
if (num_devices > 1) {
g_critical("%d devices found. Use --scan to show them, "
"and select one to show.", num_devices);
return;
}
sdi = devices->data;
print_dev_line(sdi);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
if ((sr_config_list(sdi->driver, NULL, NULL, SR_CONF_SCAN_OPTIONS,
&gvar_opts) == SR_OK)) {
opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
sizeof(int32_t));
printf("Supported driver options:\n");
for (i = 0; i < num_elements; i++) {
if (!(srci = sr_config_info_get(opts[i])))
continue;
printf(" %s\n", srci->id);
}
g_variant_unref(gvar_opts);
}
/* Selected channels and channel group may affect which options are
* returned, or which values for them. */
select_channels(sdi);
channel_group = select_channel_group(sdi);
if ((sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_DEVICE_OPTIONS,
&gvar_opts)) != SR_OK)
/* Driver supports no device instance options. */
return;
if (sdi->channel_groups) {
printf("Channel groups:\n");
for (cgl = sdi->channel_groups; cgl; cgl = cgl->next) {
cg = cgl->data;
printf(" %s: channel%s", cg->name,
g_slist_length(cg->channels) > 1 ? "s" : "");
for (chl = cg->channels; chl; chl = chl->next) {
ch = chl->data;
printf(" %s", ch->name);
}
printf("\n");
}
}
printf("Supported configuration options");
if (sdi->channel_groups) {
if (!channel_group)
printf(" across all channel groups");
else
printf(" on channel group %s", channel_group->name);
}
printf(":\n");
opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(int32_t));
for (o = 0; o < num_opts; o++) {
if (!(srci = sr_config_info_get(opts[o])))
continue;
if (srci->key == SR_CONF_TRIGGER_MATCH) {
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
int32 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(int32_t));
printf(" Supported triggers: ");
for (i = 0; i < num_elements; i++) {
switch(int32[i]) {
case SR_TRIGGER_ZERO:
c = '0';
break;
case SR_TRIGGER_ONE:
c = '1';
break;
case SR_TRIGGER_RISING:
c = 'r';
break;
case SR_TRIGGER_FALLING:
c = 'f';
break;
case SR_TRIGGER_EDGE:
c = 'e';
break;
case SR_TRIGGER_OVER:
c = 'o';
break;
case SR_TRIGGER_UNDER:
c = 'u';
break;
default:
c = 0;
break;
}
if (c)
printf("%c ", c);
}
printf("\n");
g_variant_unref(gvar_list);
} else if (srci->key == SR_CONF_LIMIT_SAMPLES) {
/* If implemented in config_list(), this denotes the
* maximum number of samples a device can send. This
* really applies only to logic analyzers, and then
* only to those that don't support compression, or
* have it turned off by default. The values returned
* are the low/high limits. */
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar) != SR_OK) {
continue;
}
g_variant_get(gvar, "(tt)", &low, &high);
g_variant_unref(gvar);
printf(" Maximum number of samples: %"PRIu64"\n", high);
} else if (srci->key == SR_CONF_SAMPLERATE) {
/* Supported samplerates */
printf(" %s", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_SAMPLERATE,
&gvar_dict) != SR_OK) {
printf("\n");
continue;
}
if ((gvar_list = g_variant_lookup_value(gvar_dict,
"samplerates", G_VARIANT_TYPE("at")))) {
uint64 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(uint64_t));
printf(" - supported samplerates:\n");
for (i = 0; i < num_elements; i++) {
if (!(s = sr_samplerate_string(uint64[i])))
continue;
printf(" %s\n", s);
g_free(s);
}
g_variant_unref(gvar_list);
} else if ((gvar_list = g_variant_lookup_value(gvar_dict,
"samplerate-steps", G_VARIANT_TYPE("at")))) {
uint64 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(uint64_t));
/* low */
if (!(s = sr_samplerate_string(uint64[0])))
continue;
printf(" (%s", s);
g_free(s);
/* high */
if (!(s = sr_samplerate_string(uint64[1])))
continue;
printf(" - %s", s);
g_free(s);
/* step */
if (!(s = sr_samplerate_string(uint64[2])))
continue;
printf(" in steps of %s)\n", s);
g_free(s);
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_dict);
} else if (srci->key == SR_CONF_BUFFERSIZE) {
/* Supported buffer sizes */
printf(" %s", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group,
SR_CONF_BUFFERSIZE, &gvar_list) != SR_OK) {
printf("\n");
continue;
}
uint64 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(uint64_t));
printf(" - supported buffer sizes:\n");
for (i = 0; i < num_elements; i++)
printf(" %"PRIu64"\n", uint64[i]);
g_variant_unref(gvar_list);
} else if (srci->key == SR_CONF_TIMEBASE) {
/* Supported time bases */
printf(" %s", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group,
SR_CONF_TIMEBASE, &gvar_list) != SR_OK) {
printf("\n");
continue;
}
printf(" - supported time bases:\n");
num_elements = g_variant_n_children(gvar_list);
for (i = 0; i < num_elements; i++) {
gvar = g_variant_get_child_value(gvar_list, i);
g_variant_get(gvar, "(tt)", &p, &q);
s = sr_period_string(p * q);
printf(" %s\n", s);
g_free(s);
}
g_variant_unref(gvar_list);
} else if (srci->key == SR_CONF_VDIV) {
/* Supported volts/div values */
printf(" %s", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group,
SR_CONF_VDIV, &gvar_list) != SR_OK) {
printf("\n");
continue;
}
printf(" - supported volts/div:\n");
num_elements = g_variant_n_children(gvar_list);
for (i = 0; i < num_elements; i++) {
gvar = g_variant_get_child_value(gvar_list, i);
g_variant_get(gvar, "(tt)", &p, &q);
s = sr_voltage_string(p, q);
printf(" %s\n", s);
g_free(s);
}
g_variant_unref(gvar_list);
} else if (srci->datatype == SR_T_STRING) {
printf(" %s: ", srci->id);
if (sr_config_get(sdi->driver, sdi, channel_group, srci->key,
&gvar) == SR_OK) {
tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
g_variant_unref(gvar);
} else
tmp_str = NULL;
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar) != SR_OK) {
printf("\n");
continue;
}
stropts = g_variant_get_strv(gvar, &num_elements);
for (i = 0; i < num_elements; i++) {
if (i)
printf(", ");
printf("%s", stropts[i]);
if (tmp_str && !strcmp(tmp_str, stropts[i]))
printf(" (current)");
}
printf("\n");
g_free(stropts);
g_free(tmp_str);
g_variant_unref(gvar);
} else if (srci->datatype == SR_T_UINT64_RANGE) {
printf(" %s: ", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
g_variant_unref(gvar);
} else {
cur_low = 0;
cur_high = 0;
}
num_elements = g_variant_n_children(gvar_list);
for (i = 0; i < num_elements; i++) {
gvar = g_variant_get_child_value(gvar_list, i);
g_variant_get(gvar, "(tt)", &low, &high);
g_variant_unref(gvar);
if (i)
printf(", ");
printf("%"PRIu64"-%"PRIu64, low, high);
if (low == cur_low && high == cur_high)
printf(" (current)");
}
printf("\n");
g_variant_unref(gvar_list);
} else if (srci->datatype == SR_T_BOOL) {
printf(" %s: ", srci->id);
if (sr_config_get(sdi->driver, sdi, NULL, srci->key,
&gvar) == SR_OK) {
if (g_variant_get_boolean(gvar))
printf("on (current), off\n");
else
printf("on, off (current)\n");
g_variant_unref(gvar);
} else
printf("on, off\n");
} else if (srci->datatype == SR_T_DOUBLE_RANGE) {
printf(" %s: ", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
g_variant_unref(gvar);
} else {
dcur_low = 0;
dcur_high = 0;
}
num_elements = g_variant_n_children(gvar_list);
for (i = 0; i < num_elements; i++) {
gvar = g_variant_get_child_value(gvar_list, i);
g_variant_get(gvar, "(dd)", &dlow, &dhigh);
g_variant_unref(gvar);
if (i)
printf(", ");
printf("%.1f-%.1f", dlow, dhigh);
if (dlow == dcur_low && dhigh == dcur_high)
printf(" (current)");
}
printf("\n");
g_variant_unref(gvar_list);
} else {
/* Everything else */
printf(" %s\n", srci->id);
}
}
g_variant_unref(gvar_opts);
sr_dev_close(sdi);
g_slist_free(devices);
}
