*/
/* Needed for isascii(), as used in the GNU libstdc++ headers */
+/* Needed in strutil.c for POSIX.1-2008 locale functions */
#ifndef _XOPEN_SOURCE
-#define _XOPEN_SOURCE 600
+#define _XOPEN_SOURCE 700
#endif
#include <config.h>
namespace sigrok
{
+using namespace std;
+
/** Helper function to translate C errors to C++ exceptions. */
static void check(int result)
{
return SR_OK;
}
-SR_PRIV ssize_t ResourceReader::read_callback(const struct sr_resource *res,
+SR_PRIV gssize ResourceReader::read_callback(const struct sr_resource *res,
void *buf, size_t count, void *cb_data) noexcept
{
try {
map<string, shared_ptr<Driver>> Context::drivers()
{
map<string, shared_ptr<Driver>> result;
- for (const auto &entry: _drivers)
- {
+ for (const auto &entry: _drivers) {
const auto &name = entry.first;
const auto &driver = entry.second;
result.emplace(name, driver->share_owned_by(shared_from_this()));
map<string, shared_ptr<InputFormat>> Context::input_formats()
{
map<string, shared_ptr<InputFormat>> result;
- for (const auto &entry: _input_formats)
- {
+ for (const auto &entry: _input_formats) {
const auto &name = entry.first;
const auto &input_format = entry.second;
result.emplace(name, input_format->share_owned_by(shared_from_this()));
return result;
}
+shared_ptr<InputFormat> Context::input_format_match(string filename)
+{
+ const struct sr_input *input;
+ const struct sr_input_module *imod;
+ int rc;
+
+ /*
+ * Have the input module looked up for the specified file.
+ * Failed lookup (or "successful lookup" with an empty result)
+ * are non-fatal. Free the sr_input that was created by the
+ * lookup routine, but grab the input module kind and return an
+ * InputFormat instance to the application. This works because
+ * the application passes a filename, no input data got buffered
+ * in the sr_input that we release.
+ */
+ input = NULL;
+ rc = sr_input_scan_file(filename.c_str(), &input);
+ if (rc != SR_OK)
+ return nullptr;
+ if (!input)
+ return nullptr;
+ imod = sr_input_module_get(input);
+ sr_input_free(input);
+ return shared_ptr<InputFormat>{new InputFormat{imod}, default_delete<InputFormat>{}};
+}
+
map<string, shared_ptr<OutputFormat>> Context::output_formats()
{
map<string, shared_ptr<OutputFormat>> result;
- for (const auto &entry: _output_formats)
- {
+ for (const auto &entry: _output_formats) {
const auto &name = entry.first;
const auto &output_format = entry.second;
result.emplace(name, output_format->share_owned_by(shared_from_this()));
auto *const callback = static_cast<LogCallbackFunction *>(cb_data);
- try
- {
+ try {
(*callback)(LogLevel::get(loglevel), message.get());
- }
- catch (Error e)
- {
+ } catch (Error &e) {
return e.result;
}
map<const ConfigKey *, Glib::VariantBase> config)
{
auto meta = g_new0(struct sr_datafeed_meta, 1);
- for (const auto &input : config)
- {
+ for (const auto &input : config) {
const auto &key = input.first;
const auto &value = input.second;
auto *const output = g_new(struct sr_config, 1);
shared_ptr<Packet> Context::create_analog_packet(
vector<shared_ptr<Channel> > channels,
- float *data_pointer, unsigned int num_samples, const Quantity *mq,
+ const float *data_pointer, unsigned int num_samples, const Quantity *mq,
const Unit *unit, vector<const QuantityFlag *> mqflags)
{
auto analog = g_new0(struct sr_datafeed_analog, 1);
auto meaning = g_new0(struct sr_analog_meaning, 1);
+ auto encoding = g_new0(struct sr_analog_encoding, 1);
+ auto spec = g_new0(struct sr_analog_spec, 1);
analog->meaning = meaning;
for (const auto &channel : channels)
meaning->channels = g_slist_append(meaning->channels, channel->_structure);
- analog->num_samples = num_samples;
meaning->mq = static_cast<sr_mq>(mq->id());
meaning->unit = static_cast<sr_unit>(unit->id());
meaning->mqflags = static_cast<sr_mqflag>(QuantityFlag::mask_from_flags(move(mqflags)));
- analog->data = data_pointer;
+
+ analog->encoding = encoding;
+
+ encoding->unitsize = sizeof(float);
+ encoding->is_signed = TRUE;
+ encoding->is_float = TRUE;
+#ifdef WORDS_BIGENDIAN
+ encoding->is_bigendian = TRUE;
+#else
+ encoding->is_bigendian = FALSE;
+#endif
+ encoding->digits = 0;
+ encoding->is_digits_decimal = FALSE;
+ encoding->scale.p = 1;
+ encoding->scale.q = 1;
+ encoding->offset.p = 0;
+ encoding->offset.q = 1;
+
+ analog->spec = spec;
+
+ spec->spec_digits = 0;
+
+ analog->num_samples = num_samples;
+ analog->data = (float*)data_pointer;
auto packet = g_new(struct sr_datafeed_packet, 1);
packet->type = SR_DF_ANALOG;
packet->payload = analog;
return shared_ptr<Packet>{new Packet{nullptr, packet}, default_delete<Packet>{}};
}
+shared_ptr<Packet> Context::create_end_packet()
+{
+ auto packet = g_new(struct sr_datafeed_packet, 1);
+ packet->type = SR_DF_END;
+ return shared_ptr<Packet>{new Packet{nullptr, packet},
+ default_delete<Packet>{}};
+}
+
shared_ptr<Session> Context::load_session(string filename)
{
return shared_ptr<Session>{
return valid_string(_structure->longname);
}
+set<const ConfigKey *> Driver::scan_options() const
+{
+ GArray *opts = sr_driver_scan_options_list(_structure);
+ set<const ConfigKey *> result;
+ if (opts) {
+ for (guint i = 0; i < opts->len; i++)
+ result.insert(ConfigKey::get(g_array_index(opts, uint32_t, i)));
+ g_array_free(opts, TRUE);
+ }
+ return result;
+}
+
vector<shared_ptr<HardwareDevice>> Driver::scan(
map<const ConfigKey *, Glib::VariantBase> options)
{
/* Initialise the driver if not yet done. */
- if (!_initialized)
- {
+ if (!_initialized) {
check(sr_driver_init(_parent->_structure, _structure));
_initialized = true;
}
/* Translate scan options to GSList of struct sr_config pointers. */
GSList *option_list = nullptr;
- for (const auto &entry : options)
- {
+ for (const auto &entry : options) {
const auto &key = entry.first;
const auto &value = entry.second;
auto *const config = g_new(struct sr_config, 1);
/* Create device objects. */
vector<shared_ptr<HardwareDevice>> result;
- for (GSList *device = device_list; device; device = device->next)
- {
+ for (GSList *device = device_list; device; device = device->next) {
auto *const sdi = static_cast<struct sr_dev_inst *>(device->data);
shared_ptr<HardwareDevice> hwdev {
new HardwareDevice{shared_from_this(), sdi},
{
}
+set<const ConfigKey *> Configurable::config_keys() const
+{
+ GArray *opts;
+ set<const ConfigKey *> result;
+
+ opts = sr_dev_options(config_driver, config_sdi, config_channel_group);
+
+ if (opts) {
+ for (guint i = 0; i < opts->len; i++)
+ result.insert(ConfigKey::get(g_array_index(opts, uint32_t, i)));
+ g_array_free(opts, TRUE);
+ }
+
+ return result;
+}
+
Glib::VariantBase Configurable::config_get(const ConfigKey *key) const
{
GVariant *data;
key->id(), const_cast<GVariant*>(value.gobj())));
}
-Glib::VariantContainerBase Configurable::config_list(const ConfigKey *key) const
+set<const Capability *> Configurable::config_capabilities(const ConfigKey *key) const
{
- GVariant *data;
- check(sr_config_list(
- config_driver, config_sdi, config_channel_group,
- key->id(), &data));
- return Glib::VariantContainerBase(data);
-}
+ int caps = sr_dev_config_capabilities_list(config_sdi,
+ config_channel_group, key->id());
-map<const ConfigKey *, set<Capability>> Configurable::config_keys(const ConfigKey *key)
-{
- GVariant *gvar_opts;
- gsize num_opts;
- const uint32_t *opts;
- map<const ConfigKey *, set<Capability>> result;
+ set<const Capability *> result;
- check(sr_config_list(
- config_driver, config_sdi, config_channel_group,
- key->id(), &gvar_opts));
-
- opts = static_cast<const uint32_t *>(g_variant_get_fixed_array(
- gvar_opts, &num_opts, sizeof(uint32_t)));
-
- for (gsize i = 0; i < num_opts; i++)
- {
- auto key = ConfigKey::get(opts[i] & SR_CONF_MASK);
- set<Capability> capabilities;
- if (opts[i] & SR_CONF_GET)
- capabilities.insert(GET);
- if (opts[i] & SR_CONF_SET)
- capabilities.insert(SET);
- if (opts[i] & SR_CONF_LIST)
- capabilities.insert(LIST);
- result[key] = capabilities;
- }
-
- g_variant_unref(gvar_opts);
+ for (auto cap: Capability::values())
+ if (caps & cap->id())
+ result.insert(cap);
return result;
}
bool Configurable::config_check(const ConfigKey *key,
- const ConfigKey *index_key) const
+ const Capability *capability) const
{
- GVariant *gvar_opts;
- gsize num_opts;
- const uint32_t *opts;
-
- if (sr_config_list(config_driver, config_sdi, config_channel_group,
- index_key->id(), &gvar_opts) != SR_OK)
- return false;
-
- opts = static_cast<const uint32_t *>(g_variant_get_fixed_array(
- gvar_opts, &num_opts, sizeof(uint32_t)));
-
- for (gsize i = 0; i < num_opts; i++)
- {
- if ((opts[i] & SR_CONF_MASK) == unsigned(key->id()))
- {
- g_variant_unref(gvar_opts);
- return true;
- }
- }
+ int caps = sr_dev_config_capabilities_list(config_sdi,
+ config_channel_group, key->id());
- g_variant_unref(gvar_opts);
+ return (caps & capability->id());
+}
- return false;
+Glib::VariantContainerBase Configurable::config_list(const ConfigKey *key) const
+{
+ GVariant *data;
+ check(sr_config_list(
+ config_driver, config_sdi, config_channel_group,
+ key->id(), &data));
+ return Glib::VariantContainerBase(data);
}
Device::Device(struct sr_dev_inst *structure) :
Configurable(sr_dev_inst_driver_get(structure), structure, nullptr),
_structure(structure)
{
- for (GSList *entry = sr_dev_inst_channels_get(structure); entry; entry = entry->next)
- {
+ for (GSList *entry = sr_dev_inst_channels_get(structure); entry; entry = entry->next) {
auto *const ch = static_cast<struct sr_channel *>(entry->data);
unique_ptr<Channel> channel {new Channel{ch}};
_channels.emplace(ch, move(channel));
}
- for (GSList *entry = sr_dev_inst_channel_groups_get(structure); entry; entry = entry->next)
- {
+ for (GSList *entry = sr_dev_inst_channel_groups_get(structure); entry; entry = entry->next) {
auto *const cg = static_cast<struct sr_channel_group *>(entry->data);
unique_ptr<ChannelGroup> group {new ChannelGroup{this, cg}};
_channel_groups.emplace(group->name(), move(group));
}
Device::~Device()
-{}
+{
+}
string Device::vendor() const
{
Device::channel_groups()
{
map<string, shared_ptr<ChannelGroup>> result;
- for (const auto &entry: _channel_groups)
- {
+ for (const auto &entry: _channel_groups) {
const auto &name = entry.first;
const auto &channel_group = entry.second;
result.emplace(name, channel_group->share_owned_by(get_shared_from_this()));
return result;
}
-Trigger::Trigger(shared_ptr<Context> context, string name) :
+Trigger::Trigger(shared_ptr<Context> context, string name) :
_structure(sr_trigger_new(name.c_str())),
_context(move(context))
{
TriggerStage::~TriggerStage()
{
}
-
+
int TriggerStage::number() const
{
return _structure->stage;
_owned_devices.emplace(sdi, move(device));
}
_context->_session = this;
+ g_slist_free(dev_list);
}
Session::~Session()
auto *const sdi = static_cast<struct sr_dev_inst *>(dev->data);
result.push_back(get_device(sdi));
}
+ g_slist_free(dev_list);
return result;
}
map<const ConfigKey *, Glib::VariantBase> result;
for (auto l = _structure->config; l; l = l->next) {
auto *const config = static_cast<struct sr_config *>(l->data);
- result[ConfigKey::get(config->key)] = Glib::VariantBase(config->data);
+ result[ConfigKey::get(config->key)] = Glib::VariantBase(config->data, true);
}
return result;
}
return _structure->data;
}
+void Analog::get_data_as_float(float *dest)
+{
+ check(sr_analog_to_float(_structure, dest));
+}
+
unsigned int Analog::num_samples() const
{
return _structure->num_samples;
return result;
}
+unsigned int Analog::unitsize() const
+{
+ return _structure->encoding->unitsize;
+}
+
+bool Analog::is_signed() const
+{
+ return _structure->encoding->is_signed;
+}
+
+bool Analog::is_float() const
+{
+ return _structure->encoding->is_float;
+}
+
+bool Analog::is_bigendian() const
+{
+ return _structure->encoding->is_bigendian;
+}
+
+int Analog::digits() const
+{
+ return _structure->encoding->digits;
+}
+
+bool Analog::is_digits_decimal() const
+{
+ return _structure->encoding->is_digits_decimal;
+}
+
+shared_ptr<Rational> Analog::scale()
+{
+ unique_ptr<Rational> scale;
+ scale.reset(new Rational(&(_structure->encoding->scale)));
+
+ if (scale)
+ return scale->share_owned_by(shared_from_this());
+ else
+ throw Error(SR_ERR_NA);
+}
+
+shared_ptr<Rational> Analog::offset()
+{
+ unique_ptr<Rational> offset;
+ offset.reset(new Rational(&(_structure->encoding->offset)));
+
+ if (offset)
+ return offset->share_owned_by(shared_from_this());
+ else
+ throw Error(SR_ERR_NA);
+}
+
const Quantity *Analog::mq() const
{
return Quantity::get(_structure->meaning->mq);
return QuantityFlag::flags_from_mask(_structure->meaning->mqflags);
}
+shared_ptr<Logic> Analog::get_logic_via_threshold(float threshold,
+ uint8_t *data_ptr) const
+{
+ auto datafeed = g_new(struct sr_datafeed_logic, 1);
+ datafeed->length = num_samples();
+ datafeed->unitsize = 1;
+
+ if (data_ptr)
+ datafeed->data = data_ptr;
+ else
+ datafeed->data = g_malloc(datafeed->length);
+
+ shared_ptr<Logic> logic =
+ shared_ptr<Logic>{new Logic{datafeed}, default_delete<Logic>{}};
+
+ check(sr_a2l_threshold(_structure, threshold,
+ (uint8_t*)datafeed->data, datafeed->length));
+
+ return logic;
+}
+
+shared_ptr<Logic> Analog::get_logic_via_schmitt_trigger(float lo_thr,
+ float hi_thr, uint8_t *state, uint8_t *data_ptr) const
+{
+ auto datafeed = g_new(struct sr_datafeed_logic, 1);
+ datafeed->length = num_samples();
+ datafeed->unitsize = 1;
+
+ if (data_ptr)
+ datafeed->data = data_ptr;
+ else
+ datafeed->data = g_malloc(datafeed->length);
+
+ shared_ptr<Logic> logic =
+ shared_ptr<Logic>{new Logic{datafeed}, default_delete<Logic>{}};
+
+ check(sr_a2l_schmitt_trigger(_structure, lo_thr, hi_thr, state,
+ (uint8_t*)datafeed->data, datafeed->length));
+
+ return logic;
+}
+
+Rational::Rational(const struct sr_rational *structure) :
+ _structure(structure)
+{
+}
+
+Rational::~Rational()
+{
+}
+
+shared_ptr<Rational> Rational::share_owned_by(shared_ptr<Analog> _parent)
+{
+ return static_pointer_cast<Rational>(
+ ParentOwned::share_owned_by(_parent));
+}
+
+int64_t Rational::numerator() const
+{
+ return _structure->p;
+}
+
+uint64_t Rational::denominator() const
+{
+ return _structure->q;
+}
+
+float Rational::value() const
+{
+ return (float)(_structure->p) / (float)(_structure->q);
+}
+
InputFormat::InputFormat(const struct sr_input_module *structure) :
_structure(structure)
{
{
map<string, shared_ptr<Option>> result;
- if (const struct sr_option **options = sr_input_options_get(_structure))
- {
+ if (const struct sr_option **options = sr_input_options_get(_structure)) {
shared_ptr<const struct sr_option *> option_array
{options, &sr_input_options_free};
for (int i = 0; options[i]; i++) {
shared_ptr<InputDevice> Input::device()
{
- if (!_device)
- {
+ if (!_device) {
auto sdi = sr_input_dev_inst_get(_structure);
if (!sdi)
throw Error(SR_ERR_NA);
{
auto gstr = g_string_new_len(static_cast<char *>(data), length);
auto ret = sr_input_send(_structure, gstr);
- g_string_free(gstr, false);
+ g_string_free(gstr, true);
check(ret);
}
check(sr_input_end(_structure));
}
+void Input::reset()
+{
+ check(sr_input_reset(_structure));
+}
+
Input::~Input()
{
sr_input_free(_structure);
return result;
}
+Glib::VariantBase Option::parse_string(string value)
+{
+ enum sr_datatype dt;
+ Glib::VariantBase dflt = default_value();
+ GVariant *tmpl = dflt.gobj();
+
+ if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_UINT64)) {
+ dt = SR_T_UINT64;
+ } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_STRING)) {
+ dt = SR_T_STRING;
+ } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_BOOLEAN)) {
+ dt = SR_T_BOOL;
+ } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_DOUBLE)) {
+ dt = SR_T_FLOAT;
+ } else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_INT32)) {
+ dt = SR_T_INT32;
+ } else {
+ throw Error(SR_ERR_BUG);
+ }
+ return ConfigKey::parse_string(value, dt);
+}
+
OutputFormat::OutputFormat(const struct sr_output_module *structure) :
_structure(structure)
{
{
map<string, shared_ptr<Option>> result;
- if (const struct sr_option **options = sr_output_options_get(_structure))
- {
+ if (const struct sr_option **options = sr_output_options_get(_structure)) {
shared_ptr<const struct sr_option *> option_array
{options, &sr_output_options_free};
for (int i = 0; options[i]; i++) {
check(sr_output_free(_structure));
}
+shared_ptr<OutputFormat> Output::format()
+{
+ return _format;
+}
+
string Output::receive(shared_ptr<Packet> packet)
{
GString *out;
check(sr_output_send(_structure, packet->_structure, &out));
- if (out)
- {
+ if (out) {
auto result = string(out->str, out->str + out->len);
g_string_free(out, true);
return result;
- }
- else
- {
+ } else {
return string();
}
}