X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=bindings%2Fcxx%2Fclasses.cpp;h=d5477847653f85acb6f637b48de4a3ce677a9659;hb=HEAD;hp=c17a2ee524efad9ebcd62e7006eeeedc41829bc5;hpb=895cbcdd3cc420342f6c293a2713be0b808397c1;p=libsigrok.git

diff --git a/bindings/cxx/classes.cpp b/bindings/cxx/classes.cpp
index c17a2ee5..d5477847 100644
--- a/bindings/cxx/classes.cpp
+++ b/bindings/cxx/classes.cpp
@@ -18,8 +18,9 @@
  */
 
 /* 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>
@@ -31,6 +32,8 @@
 namespace sigrok
 {
 
+using namespace std;
+
 /** Helper function to translate C errors to C++ exceptions. */
 static void check(int result)
 {
@@ -176,6 +179,32 @@ map<string, shared_ptr<InputFormat>> Context::input_formats()
 	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;
@@ -212,7 +241,7 @@ static int call_log_callback(void *cb_data, int loglevel,
 
 	try {
 		(*callback)(LogLevel::get(loglevel), message.get());
-	} catch (Error e) {
+	} catch (Error &e) {
 		return e.result;
 	}
 
@@ -258,12 +287,12 @@ shared_ptr<UserDevice> Context::create_user_device(
 		default_delete<UserDevice>{}};
 }
 
-shared_ptr<Packet> Context::create_header_packet(Glib::TimeVal start_time)
+shared_ptr<Packet> Context::create_header_packet(Glib::DateTime start_time)
 {
 	auto header = g_new(struct sr_datafeed_header, 1);
 	header->feed_version = 1;
-	header->starttime.tv_sec = start_time.tv_sec;
-	header->starttime.tv_usec = start_time.tv_usec;
+	header->starttime.tv_sec = start_time.to_unix();
+	header->starttime.tv_usec = start_time.get_microsecond();
 	auto packet = g_new(struct sr_datafeed_packet, 1);
 	packet->type = SR_DF_HEADER;
 	packet->payload = header;
@@ -350,6 +379,14 @@ shared_ptr<Packet> Context::create_analog_packet(
 	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>{
@@ -909,6 +946,7 @@ Session::Session(shared_ptr<Context> context, string filename) :
 		_owned_devices.emplace(sdi, move(device));
 	}
 	_context->_session = this;
+	g_slist_free(dev_list);
 }
 
 Session::~Session()
@@ -943,6 +981,7 @@ vector<shared_ptr<Device>> Session::devices()
 		auto *const sdi = static_cast<struct sr_dev_inst *>(dev->data);
 		result.push_back(get_device(sdi));
 	}
+	g_slist_free(dev_list);
 	return result;
 }
 
@@ -1115,11 +1154,10 @@ int Header::feed_version() const
 	return _structure->feed_version;
 }
 
-Glib::TimeVal Header::start_time() const
+Glib::DateTime Header::start_time() const
 {
-	return Glib::TimeVal(
-		_structure->starttime.tv_sec,
-		_structure->starttime.tv_usec);
+	Glib::DateTime time = Glib::DateTime::create_now_utc(_structure->starttime.tv_sec);
+	return time.add_seconds(_structure->starttime.tv_usec / 1.0e6);
 }
 
 Meta::Meta(const struct sr_datafeed_meta *structure) :
@@ -1287,6 +1325,48 @@ vector<const QuantityFlag *> Analog::mq_flags() const
 	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)
 {
@@ -1485,6 +1565,8 @@ Glib::VariantBase Option::parse_string(string value)
 		dt = SR_T_FLOAT;
 	} else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_INT32)) {
 		dt = SR_T_INT32;
+	} else if (g_variant_is_of_type(tmpl, G_VARIANT_TYPE_UINT32)) {
+		dt = SR_T_UINT32;
 	} else {
 		throw Error(SR_ERR_BUG);
 	}
@@ -1582,6 +1664,11 @@ Output::~Output()
 	check(sr_output_free(_structure));
 }
 
+shared_ptr<OutputFormat> Output::format()
+{
+	return _format;
+}
+
 string Output::receive(shared_ptr<Packet> packet)
 {
 	GString *out;