From: Soeren Apel <redacted>
Date: Wed, 29 Jul 2015 19:19:49 +0000 (+0200)
Subject: Add filename field to sr_output and make it accessible
X-Git-Tag: libsigrok-0.4.0~456
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=81b3ce374c3b6d48e5ed321ac7a871ce4248a0bb

Add filename field to sr_output and make it accessible

This fixes parts of bug #570.
---

diff --git a/bindings/cxx/classes.cpp b/bindings/cxx/classes.cpp
index a08def8e..357c9d6f 100644
--- a/bindings/cxx/classes.cpp
+++ b/bindings/cxx/classes.cpp
@@ -1565,10 +1565,28 @@ shared_ptr<Output> OutputFormat::create_output(
 		Output::Deleter());
 }
 
+shared_ptr<Output> OutputFormat::create_output(string filename,
+	shared_ptr<Device> device, map<string, Glib::VariantBase> options)
+{
+	return shared_ptr<Output>(
+		new Output(filename, shared_from_this(), device, options),
+		Output::Deleter());
+}
+
 Output::Output(shared_ptr<OutputFormat> format,
 		shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
 	UserOwned(sr_output_new(format->_structure,
-		map_to_hash_variant(options), device->_structure)),
+		map_to_hash_variant(options), device->_structure, NULL)),
+	_format(format),
+	_device(device),
+	_options(options)
+{
+}
+
+Output::Output(string filename, shared_ptr<OutputFormat> format,
+		shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
+	UserOwned(sr_output_new(format->_structure,
+		map_to_hash_variant(options), device->_structure, filename.c_str())),
 	_format(format),
 	_device(device),
 	_options(options)
diff --git a/bindings/cxx/include/libsigrokcxx/libsigrokcxx.hpp b/bindings/cxx/include/libsigrokcxx/libsigrokcxx.hpp
index 54be95df..9bc9cdaa 100644
--- a/bindings/cxx/include/libsigrokcxx/libsigrokcxx.hpp
+++ b/bindings/cxx/include/libsigrokcxx/libsigrokcxx.hpp
@@ -957,7 +957,16 @@ public:
 	/** Create an output using this format.
 	 * @param device Device to output for.
 	 * @param options Mapping of (option name, value) pairs. */
-	shared_ptr<Output> create_output(shared_ptr<Device> device,
+	shared_ptr<Output> create_output(
+		shared_ptr<Device> device,
+		map<string, Glib::VariantBase> options =
+			map<string, Glib::VariantBase>());
+	/** Create an output using this format.
+	 * @param filename Name of destination file.
+	 * @param device Device to output for.
+	 * @param options Mapping of (option name, value) pairs. */
+	shared_ptr<Output> create_output(string filename,
+		shared_ptr<Device> device,
 		map<string, Glib::VariantBase> options =
 			map<string, Glib::VariantBase>());
 protected:
@@ -978,6 +987,8 @@ protected:
 	Output(shared_ptr<OutputFormat> format, shared_ptr<Device> device);
 	Output(shared_ptr<OutputFormat> format,
 		shared_ptr<Device> device, map<string, Glib::VariantBase> options);
+	Output(string filename, shared_ptr<OutputFormat> format,
+		shared_ptr<Device> device, map<string, Glib::VariantBase> options);
 	~Output();
 	const shared_ptr<OutputFormat> _format;
 	const shared_ptr<Device> _device;
diff --git a/include/libsigrok/proto.h b/include/libsigrok/proto.h
index 3d07694d..788f80de 100644
--- a/include/libsigrok/proto.h
+++ b/include/libsigrok/proto.h
@@ -177,7 +177,8 @@ SR_API const struct sr_output_module *sr_output_find(char *id);
 SR_API const struct sr_option **sr_output_options_get(const struct sr_output_module *omod);
 SR_API void sr_output_options_free(const struct sr_option **opts);
 SR_API const struct sr_output *sr_output_new(const struct sr_output_module *omod,
-		GHashTable *params, const struct sr_dev_inst *sdi);
+		GHashTable *params, const struct sr_dev_inst *sdi,
+		const char *filename);
 SR_API int sr_output_send(const struct sr_output *o,
 		const struct sr_datafeed_packet *packet, GString **out);
 SR_API int sr_output_free(const struct sr_output *o);
diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 627e243c..3ab181b3 100644
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -368,6 +368,11 @@ struct sr_output {
 	 */
 	const struct sr_dev_inst *sdi;
 
+	/**
+	 * The name of the file that the data should be written to.
+	 */
+	const char *filename;
+
 	/**
 	 * A generic pointer which can be used by the module to keep internal
 	 * state between calls into its callback functions.
diff --git a/src/output/output.c b/src/output/output.c
index 5e2d409d..04f3054c 100644
--- a/src/output/output.c
+++ b/src/output/output.c
@@ -245,7 +245,8 @@ SR_API void sr_output_options_free(const struct sr_option **options)
  * @since 0.4.0
  */
 SR_API const struct sr_output *sr_output_new(const struct sr_output_module *omod,
-		GHashTable *options, const struct sr_dev_inst *sdi)
+		GHashTable *options, const struct sr_dev_inst *sdi,
+		const char *filename)
 {
 	struct sr_output *op;
 	const struct sr_option *mod_opts;
@@ -258,6 +259,7 @@ SR_API const struct sr_output *sr_output_new(const struct sr_output_module *omod
 	op = g_malloc(sizeof(struct sr_output));
 	op->module = omod;
 	op->sdi = sdi;
+	op->filename = g_strdup(filename);
 
 	new_opts = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
 			(GDestroyNotify)g_variant_unref);
@@ -335,6 +337,7 @@ SR_API int sr_output_free(const struct sr_output *o)
 	ret = SR_OK;
 	if (o->module->cleanup)
 		ret = o->module->cleanup((struct sr_output *)o);
+	g_free((char *)o->filename);
 	g_free((gpointer)o);
 
 	return ret;