*/
static struct sr_config_info sr_config_info_data[] = {
+ /* Device types */
+ {SR_CONF_LOGIC_ANALYZER, SR_T_STRING, NULL, "Logic Analyzer", NULL},
+ {SR_CONF_OSCILLOSCOPE, SR_T_STRING, NULL, "Oscilloscope", NULL},
+ {SR_CONF_MULTIMETER, SR_T_STRING, NULL, "Multimeter", NULL},
+ {SR_CONF_DEMO_DEV, SR_T_STRING, NULL, "Demo device", NULL},
+ {SR_CONF_SOUNDLEVELMETER, SR_T_STRING, NULL, "Sound level meter", NULL},
+ {SR_CONF_THERMOMETER, SR_T_STRING, NULL, "Thermometer", NULL},
+ {SR_CONF_HYGROMETER, SR_T_STRING, NULL, "Hygrometer", NULL},
+ {SR_CONF_ENERGYMETER, SR_T_STRING, NULL, "Energy meter", NULL},
+ {SR_CONF_DEMODULATOR, SR_T_STRING, NULL, "Demodulator", NULL},
+ {SR_CONF_POWER_SUPPLY, SR_T_STRING, NULL, "Power supply", NULL},
+ {SR_CONF_LCRMETER, SR_T_STRING, NULL, "LCR meter", NULL},
+
+ /* Sample limiting */
+ {SR_CONF_LIMIT_SAMPLES, SR_T_UINT64, "limit_samples",
+ "Sample limit", NULL},
+ {SR_CONF_LIMIT_MSEC, SR_T_UINT64, "limit_time",
+ "Time limit", NULL},
+ {SR_CONF_LIMIT_FRAMES, SR_T_UINT64, "limit_frames",
+ "Frame limit", NULL},
+ {SR_CONF_CONTINUOUS, SR_T_UINT64, "continuous",
+ "Continuous sampling", NULL},
+
+ /* Scan options */
{SR_CONF_CONN, SR_T_STRING, "conn",
"Connection", NULL},
{SR_CONF_SERIALCOMM, SR_T_STRING, "serialcomm",
"Serial communication", NULL},
+
+ /* Device/channel group options */
{SR_CONF_SAMPLERATE, SR_T_UINT64, "samplerate",
"Sample rate", NULL},
{SR_CONF_CAPTURE_RATIO, SR_T_UINT64, "captureratio",
"Buffer size", NULL},
{SR_CONF_TIMEBASE, SR_T_RATIONAL_PERIOD, "timebase",
"Time base", NULL},
- {SR_CONF_FILTER, SR_T_STRING, "filter",
- "Filter targets", NULL},
+ {SR_CONF_FILTER, SR_T_BOOL, "filter",
+ "Filter", NULL},
{SR_CONF_VDIV, SR_T_RATIONAL_VOLT, "vdiv",
"Volts/div", NULL},
{SR_CONF_COUPLING, SR_T_STRING, "coupling",
"Number of analog channels", NULL},
{SR_CONF_OUTPUT_VOLTAGE, SR_T_FLOAT, "output_voltage",
"Current output voltage", NULL},
- {SR_CONF_OUTPUT_VOLTAGE_MAX, SR_T_FLOAT, "output_voltage_max",
- "Maximum output voltage", NULL},
+ {SR_CONF_OUTPUT_VOLTAGE_TARGET, SR_T_FLOAT, "output_voltage_target",
+ "Output voltage target", NULL},
{SR_CONF_OUTPUT_CURRENT, SR_T_FLOAT, "output_current",
"Current output current", NULL},
- {SR_CONF_OUTPUT_CURRENT_MAX, SR_T_FLOAT, "output_current_max",
- "Maximum output current", NULL},
+ {SR_CONF_OUTPUT_CURRENT_LIMIT, SR_T_FLOAT, "output_current_limit",
+ "Output current limit", NULL},
{SR_CONF_OUTPUT_ENABLED, SR_T_BOOL, "output_enabled",
"Output enabled", NULL},
{SR_CONF_OUTPUT_CHANNEL_CONFIG, SR_T_STRING, "output_channel_config",
"Over-current protection active", NULL},
{SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD, SR_T_FLOAT, "ocp_threshold",
"Over-current protection threshold", NULL},
- {SR_CONF_LIMIT_SAMPLES, SR_T_UINT64, "limit_samples",
- "Sample limit", NULL},
{SR_CONF_CLOCK_EDGE, SR_T_STRING, "clock_edge",
"Clock edge", NULL},
{SR_CONF_AMPLITUDE, SR_T_FLOAT, "amplitude",
"Over-temperature protection", NULL},
{SR_CONF_OUTPUT_REGULATION, SR_T_STRING, "output_regulation",
"Output channel regulation", NULL},
+ {SR_CONF_OUTPUT_FREQUENCY, SR_T_UINT64, "output_frequency",
+ "Output frequency", NULL},
+ {SR_CONF_MEASURED_QUANTITY, SR_T_STRING, "measured_quantity",
+ "Measured quantity", NULL},
+ {SR_CONF_MEASURED_2ND_QUANTITY, SR_T_STRING, "measured_2nd_quantity",
+ "Measured secondary quantity", NULL},
+ {SR_CONF_EQUIV_CIRCUIT_MODEL, SR_T_STRING, "equiv_circuit_model",
+ "Equivalent circuit model", NULL},
{0, 0, NULL, NULL, NULL},
};
{
const struct sr_config_info *info;
const GVariantType *type, *expected;
+ char *expected_string, *type_string;
+
info = sr_config_info_get(key);
if (!info)
return SR_OK;
+
expected = sr_variant_type_get(info->datatype);
type = g_variant_get_type(value);
- if (!g_variant_type_equal(type, expected)) {
- gchar *expected_string = g_variant_type_dup_string(expected);
- gchar *type_string = g_variant_type_dup_string(type);
+ if (!g_variant_type_equal(type, expected)
+ && !g_variant_type_is_subtype_of(type, expected)) {
+ expected_string = g_variant_type_dup_string(expected);
+ type_string = g_variant_type_dup_string(type);
sr_err("Wrong variant type for key '%s': expected '%s', got '%s'",
info->name, expected_string, type_string);
g_free(expected_string);
g_free(type_string);
return SR_ERR_ARG;
}
+
return SR_OK;
}
return ret;
}
+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_config_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_config_info_get(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;
+}
+
/**
* Tell a hardware driver to scan for devices.
*
SR_API GSList *sr_driver_scan(struct sr_dev_driver *driver, GSList *options)
{
GSList *l;
- struct sr_config *src;
if (!driver) {
sr_err("Invalid driver, can't scan for devices.");
return NULL;
}
- for (l = options; l; l = l->next) {
- src = l->data;
- if (sr_variant_type_check(src->key, src->data) != SR_OK)
+ if (options) {
+ if (check_options(driver, options, SR_CONF_SCAN_OPTIONS, NULL, NULL) != SR_OK)
return NULL;
}
}
+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)
+{
+ const struct sr_config_info *srci;
+ gsize num_opts, i;
+ GVariant *gvar_opts;
+ const uint32_t *opts;
+ uint32_t pub_opt;
+ char *suffix, *opstr;
+
+ if (sdi && cg)
+ suffix = " for this device and channel group";
+ else if (sdi)
+ suffix = " for this device";
+ else
+ suffix = "";
+
+ if (!(srci = sr_config_info_get(key))) {
+ sr_err("Invalid key %d.", key);
+ return SR_ERR_ARG;
+ }
+ opstr = op == SR_CONF_GET ? "get" : op == SR_CONF_SET ? "set" : "list";
+ sr_spew("sr_config_%s(): key %d (%s) sdi %p cg %s", opstr, key,
+ srci->id, sdi, cg ? cg->name : "NULL");
+
+ 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.", srci->id, 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;
+}
+
/**
* Query value of a configuration key at the given driver or device instance.
*
if (!driver->config_get)
return SR_ERR_ARG;
+ if (check_key(driver, sdi, cg, key, SR_CONF_GET) != SR_OK)
+ return SR_ERR_ARG;
+
if ((ret = driver->config_get(key, data, sdi, cg)) == SR_OK) {
/* Got a floating reference from the driver. Sink it here,
* caller will need to unref when done with it. */
ret = SR_ERR;
else if (!sdi->driver->config_set)
ret = SR_ERR_ARG;
+ else if (check_key(sdi->driver, sdi, cg, key, SR_CONF_SET) != SR_OK)
+ return SR_ERR_ARG;
else if ((ret = sr_variant_type_check(key, data)) == SR_OK)
ret = sdi->driver->config_set(key, data, sdi, cg);
int ret;
if (!driver || !data)
- ret = SR_ERR;
+ return SR_ERR;
else if (!driver->config_list)
- ret = SR_ERR_ARG;
- else if ((ret = driver->config_list(key, data, sdi, cg)) == SR_OK)
+ return SR_ERR_ARG;
+ else if (key != SR_CONF_SCAN_OPTIONS && key != SR_CONF_DEVICE_OPTIONS) {
+ if (check_key(driver, sdi, cg, key, SR_CONF_LIST) != SR_OK)
+ return SR_ERR_ARG;
+ }
+ if ((ret = driver->config_list(key, data, sdi, cg)) == SR_OK)
g_variant_ref_sink(*data);
return ret;
int i;
for (i = 0; sr_config_info_data[i].key; i++) {
+ if (!sr_config_info_data[i].id)
+ continue;
if (!strcmp(sr_config_info_data[i].id, optname))
return &sr_config_info_data[i];
}