X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=include%2Fbabeltrace%2Fplugin%2Fplugin-dev.h;h=66b79ded4d5055edcefd559eccdd36705f0ba2b5;hb=5badd463e184894a3bfd5b8db257efc6f92c6374;hp=ffa39bb5e2a19fca65f241c19c2ee003013d5639;hpb=33b34c437c354e1c065e33151135bc2e57e2e29c;p=babeltrace.git

diff --git a/include/babeltrace/plugin/plugin-dev.h b/include/babeltrace/plugin/plugin-dev.h
index ffa39bb5..66b79ded 100644
--- a/include/babeltrace/plugin/plugin-dev.h
+++ b/include/babeltrace/plugin/plugin-dev.h
@@ -2,15 +2,11 @@
 #define BABELTRACE_PLUGIN_PLUGIN_DEV_H
 
 /*
- * BabelTrace - Babeltrace Plug-in System Interface
- *
  * This is the header that you need to include for the development of
  * a Babeltrace plug-in.
  *
+ * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
  * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -31,90 +27,1556 @@
  * SOFTWARE.
  */
 
-#include <babeltrace/plugin/plugin.h>
-#include <babeltrace/component/component-class.h>
+#include <stdint.h>
+
+/* For enum bt_plugin_status */
+#include <babeltrace/plugin/plugin-const.h>
+
+/* For bt_component_class_type */
+#include <babeltrace/graph/component-class-const.h>
+
+/* For component class method type definitions */
+#include <babeltrace/graph/component-class-source.h>
+#include <babeltrace/graph/component-class-filter.h>
+#include <babeltrace/graph/component-class-sink.h>
+
+/*
+ * _BT_HIDDEN: set the hidden attribute for internal functions
+ * On Windows, symbols are local unless explicitly exported,
+ * see https://gcc.gnu.org/wiki/Visibility
+ */
+#if defined(_WIN32) || defined(__CYGWIN__)
+#define _BT_HIDDEN
+#else
+#define _BT_HIDDEN __attribute__((visibility("hidden")))
+#endif
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-typedef enum bt_plugin_status (*bt_plugin_init_func)(
-		struct bt_plugin *plugin);
-
-typedef enum bt_plugin_status (*bt_plugin_exit_func)(void);
-
-extern enum bt_plugin_status bt_plugin_add_component_class(
-		struct bt_plugin *plugin,
-		struct bt_component_class *component_class);
-
-#ifdef BT_BUILT_IN_PLUGINS
-/*
- * Statically-linked plug-in symbol types are stored in separate sections and
- * which are read using the bt_component_factory interface.
- */
-# define BT_PLUGIN_INIT(_x)		static bt_plugin_init_func __attribute__((section("__bt_plugin_init_funcs"), used)) __bt_plugin_init = (_x)
-# define BT_PLUGIN_EXIT(_x)		static bt_plugin_exit_func __attribute__((section("__bt_plugin_exit_funcs"), used)) __bt_plugin_exit = (_x)
-# define BT_PLUGIN_NAME(_x)		static const char *__bt_plugin_name __attribute__((section("__bt_plugin_names"), used)) = (_x)
-# define BT_PLUGIN_AUTHOR(_x)		static const char *__bt_plugin_author __attribute__((section("__bt_plugin_authors"), used)) = (_x)
-# define BT_PLUGIN_LICENSE(_x)		static const char *__bt_plugin_license __attribute__((section("__bt_plugin_licenses"), used)) = (_x)
-# define BT_PLUGIN_DESCRIPTION(_x)	static const char *__bt_plugin_description __attribute__((section("__bt_plugin_descriptions"), used)) = (_x)
-#else /* BT_BUILT_IN_PLUGINS */
-# define BT_PLUGIN_INIT(_x)		bt_plugin_init_func __bt_plugin_init = (_x)
-# define BT_PLUGIN_EXIT(_x)		bt_plugin_exit_func __bt_plugin_exit = (_x)
-# define BT_PLUGIN_NAME(_x)		const char __bt_plugin_name[] = (_x)
-# define BT_PLUGIN_AUTHOR(_x)		const char __bt_plugin_author[] = (_x)
-# define BT_PLUGIN_LICENSE(_x)		const char __bt_plugin_license[] = (_x)
-# define BT_PLUGIN_DESCRIPTION(_x)	const char __bt_plugin_description[] = (_x)
-#endif /* BT_BUILT_IN_PLUGINS */
-
-#define BT_PLUGIN_COMPONENT_CLASSES_BEGIN					\
-	static enum bt_plugin_status __bt_plugin_init_add_component_classes(	\
-			struct bt_plugin *plugin)				\
-	{									\
-		enum bt_plugin_status status = BT_PLUGIN_STATUS_OK;		\
-		struct bt_component_class *component_class = NULL;
-
-#define __BT_PLUGIN_COMPONENT_CLASS_ENTRY_EPILOGUE				\
-		if (!component_class) {						\
-			status = BT_PLUGIN_STATUS_ERROR;			\
-			goto end;						\
-		}								\
-		status = bt_plugin_add_component_class(plugin, component_class);\
-		bt_put(component_class);					\
-		component_class = NULL;						\
-		if (status < 0) {						\
-			goto end;						\
-		}
-
-#define BT_PLUGIN_COMPONENT_CLASS_SOURCE_ENTRY(_name, _description, _init_func)	\
-		component_class = bt_component_class_create(			\
-			BT_COMPONENT_TYPE_SOURCE, _name,			\
-			_description, _init_func);				\
-		__BT_PLUGIN_COMPONENT_CLASS_ENTRY_EPILOGUE
-
-#define BT_PLUGIN_COMPONENT_CLASS_SINK_ENTRY(_name, _description, _init_func)	\
-		component_class = bt_component_class_create(			\
-			BT_COMPONENT_TYPE_SINK, _name,				\
-			_description, _init_func);				\
-		__BT_PLUGIN_COMPONENT_CLASS_ENTRY_EPILOGUE
-
-#define BT_PLUGIN_COMPONENT_CLASS_FILTER_ENTRY(_name, _description, _init_func)	\
-		component_class = bt_component_class_create(			\
-			BT_COMPONENT_TYPE_FILTER, _name,			\
-			_description, _init_func);				\
-		__BT_PLUGIN_COMPONENT_CLASS_ENTRY_EPILOGUE
-
-#define BT_PLUGIN_COMPONENT_CLASSES_END						\
-	end:									\
-		return status;							\
-	}									\
-										\
-	static enum bt_plugin_status __bt_plugin_nop_exit(void) {		\
-		return BT_PLUGIN_STATUS_OK;					\
-	}									\
-										\
-	BT_PLUGIN_INIT(__bt_plugin_init_add_component_classes);			\
-	BT_PLUGIN_EXIT(__bt_plugin_nop_exit);
+/*
+ * Plugin interface's version, not synced with Babeltrace's version
+ * (internal use).
+ */
+#define __BT_PLUGIN_VERSION_MAJOR	1
+#define __BT_PLUGIN_VERSION_MINOR	0
+
+/* Plugin initialization function type */
+typedef enum bt_self_plugin_status {
+	BT_SELF_PLUGIN_STATUS_OK = 0,
+	BT_SELF_PLUGIN_STATUS_NOMEM = -12,
+	BT_SELF_PLUGIN_STATUS_ERROR = -1,
+} bt_self_plugin_status;
+
+typedef struct bt_self_plugin bt_self_plugin;
+
+typedef bt_self_plugin_status (*bt_plugin_init_func)(
+		bt_self_plugin *plugin);
+
+/* Plugin exit function type */
+typedef void (*bt_plugin_exit_func)(void);
+
+/* Plugin descriptor: describes a single plugin (internal use) */
+struct __bt_plugin_descriptor {
+	/* Plugin's interface major version number */
+	uint32_t major;
+
+	/* Plugin's interface minor version number */
+	uint32_t minor;
+
+	/* Plugin's name */
+	const char *name;
+} __attribute__((packed));
+
+/* Type of a plugin attribute (internal use) */
+enum __bt_plugin_descriptor_attribute_type {
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT		= 0,
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT		= 1,
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR		= 2,
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE		= 3,
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION		= 4,
+	BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION		= 5,
+};
+
+/* Plugin (user) version */
+struct __bt_plugin_descriptor_version {
+	uint32_t major;
+	uint32_t minor;
+	uint32_t patch;
+	const char *extra;
+};
+
+/* Plugin attribute (internal use) */
+struct __bt_plugin_descriptor_attribute {
+	/* Plugin descriptor to which to associate this attribute */
+	const struct __bt_plugin_descriptor *plugin_descriptor;
+
+	/* Name of the attribute's type for debug purposes */
+	const char *type_name;
+
+	/* Attribute's type */
+	enum __bt_plugin_descriptor_attribute_type type;
+
+	/* Attribute's value (depends on attribute's type) */
+	union {
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT */
+		bt_plugin_init_func init;
+
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT */
+		bt_plugin_exit_func exit;
+
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR */
+		const char *author;
+
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE */
+		const char *license;
+
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION */
+		const char *description;
+
+		/* BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION */
+		struct __bt_plugin_descriptor_version version;
+	} value;
+} __attribute__((packed));
+
+/* Component class descriptor (internal use) */
+struct __bt_plugin_component_class_descriptor {
+	/*
+	 * Plugin descriptor to which to associate this component
+	 * class descriptor.
+	 */
+	const struct __bt_plugin_descriptor *plugin_descriptor;
+
+	/* Component class name */
+	const char *name;
+
+	/* Component class type */
+	bt_component_class_type type;
+
+	/* Mandatory methods (depends on component class type) */
+	union {
+		/* BT_COMPONENT_CLASS_TYPE_SOURCE */
+		struct {
+			bt_component_class_source_message_iterator_next_method msg_iter_next;
+		} source;
+
+		/* BT_COMPONENT_CLASS_TYPE_FILTER */
+		struct {
+			bt_component_class_filter_message_iterator_next_method msg_iter_next;
+		} filter;
+
+		/* BT_COMPONENT_CLASS_TYPE_SINK */
+		struct {
+			bt_component_class_sink_consume_method consume;
+		} sink;
+	} methods;
+} __attribute__((packed));
+
+/* Type of a component class attribute (internal use) */
+enum __bt_plugin_component_class_descriptor_attribute_type {
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION					= 0,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP					= 1,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD					= 2,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD				= 3,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD				= 4,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD		= 5,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD	= 6,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD			= 7,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD		= 8,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_GRAPH_IS_CONFIGURED_METHOD			= 9,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_INIT_METHOD			= 10,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_FINALIZE_METHOD			= 11,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_NS_FROM_ORIGIN_METHOD		= 12,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_BEGINNING_METHOD		= 13,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_NS_FROM_ORIGIN_METHOD	= 14,
+	BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_BEGINNING_METHOD		= 15,
+};
+
+/* Component class attribute (internal use) */
+struct __bt_plugin_component_class_descriptor_attribute {
+	/*
+	 * Component class plugin attribute to which to associate this
+	 * component class attribute.
+	 */
+	const struct __bt_plugin_component_class_descriptor *comp_class_descriptor;
+
+	/* Name of the attribute's type for debug purposes */
+	const char *type_name;
+
+	/* Attribute's type */
+	enum __bt_plugin_component_class_descriptor_attribute_type type;
+
+	/* Attribute's value (depends on attribute's type) */
+	union {
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION */
+		const char *description;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP */
+		const char *help;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD */
+		bt_component_class_source_init_method source_init_method;
+		bt_component_class_filter_init_method filter_init_method;
+		bt_component_class_sink_init_method sink_init_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD */
+		bt_component_class_source_finalize_method source_finalize_method;
+		bt_component_class_filter_finalize_method filter_finalize_method;
+		bt_component_class_sink_finalize_method sink_finalize_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD */
+		bt_component_class_source_query_method source_query_method;
+		bt_component_class_filter_query_method filter_query_method;
+		bt_component_class_sink_query_method sink_query_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD */
+		bt_component_class_filter_accept_input_port_connection_method filter_accept_input_port_connection_method;
+		bt_component_class_sink_accept_input_port_connection_method sink_accept_input_port_connection_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD */
+		bt_component_class_source_accept_output_port_connection_method source_accept_output_port_connection_method;
+		bt_component_class_filter_accept_output_port_connection_method filter_accept_output_port_connection_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD */
+		bt_component_class_filter_input_port_connected_method filter_input_port_connected_method;
+		bt_component_class_sink_input_port_connected_method sink_input_port_connected_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD */
+		bt_component_class_source_output_port_connected_method source_output_port_connected_method;
+		bt_component_class_filter_output_port_connected_method filter_output_port_connected_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_GRAPH_IS_CONFIGURED_METHOD */
+		bt_component_class_sink_graph_is_configured_method sink_graph_is_configured_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_INIT_METHOD */
+		bt_component_class_source_message_iterator_init_method source_msg_iter_init_method;
+		bt_component_class_filter_message_iterator_init_method filter_msg_iter_init_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_FINALIZE_METHOD */
+		bt_component_class_source_message_iterator_finalize_method source_msg_iter_finalize_method;
+		bt_component_class_filter_message_iterator_finalize_method filter_msg_iter_finalize_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_NS_FROM_ORIGIN_METHOD */
+		bt_component_class_source_message_iterator_seek_ns_from_origin_method source_msg_iter_seek_ns_from_origin_method;
+		bt_component_class_filter_message_iterator_seek_ns_from_origin_method filter_msg_iter_seek_ns_from_origin_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_BEGINNING_METHOD */
+		bt_component_class_source_message_iterator_seek_beginning_method source_msg_iter_seek_beginning_method;
+		bt_component_class_filter_message_iterator_seek_beginning_method filter_msg_iter_seek_beginning_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_NS_FROM_ORIGIN_METHOD */
+		bt_component_class_source_message_iterator_can_seek_ns_from_origin_method source_msg_iter_can_seek_ns_from_origin_method;
+		bt_component_class_filter_message_iterator_can_seek_ns_from_origin_method filter_msg_iter_can_seek_ns_from_origin_method;
+
+		/* BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_BEGINNING_METHOD */
+		bt_component_class_source_message_iterator_can_seek_beginning_method source_msg_iter_can_seek_beginning_method;
+		bt_component_class_filter_message_iterator_can_seek_beginning_method filter_msg_iter_can_seek_beginning_method;
+	} value;
+} __attribute__((packed));
+
+struct __bt_plugin_descriptor const * const *__bt_get_begin_section_plugin_descriptors(void);
+struct __bt_plugin_descriptor const * const *__bt_get_end_section_plugin_descriptors(void);
+struct __bt_plugin_descriptor_attribute const * const *__bt_get_begin_section_plugin_descriptor_attributes(void);
+struct __bt_plugin_descriptor_attribute const * const *__bt_get_end_section_plugin_descriptor_attributes(void);
+struct __bt_plugin_component_class_descriptor const * const *__bt_get_begin_section_component_class_descriptors(void);
+struct __bt_plugin_component_class_descriptor const * const *__bt_get_end_section_component_class_descriptors(void);
+struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_begin_section_component_class_descriptor_attributes(void);
+struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_end_section_component_class_descriptor_attributes(void);
+
+/*
+ * Variable attributes for a plugin descriptor pointer to be added to
+ * the plugin descriptor section (internal use).
+ */
+#ifdef __APPLE__
+#define __BT_PLUGIN_DESCRIPTOR_ATTRS \
+	__attribute__((section("__DATA,btp_desc"), used))
+
+#define __BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL \
+	__start___bt_plugin_descriptors
+
+#define __BT_PLUGIN_DESCRIPTOR_END_SYMBOL \
+	__stop___bt_plugin_descriptors
+
+#define __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA \
+	__asm("section$start$__DATA$btp_desc")
+
+#define __BT_PLUGIN_DESCRIPTOR_END_EXTRA \
+	__asm("section$end$__DATA$btp_desc")
+
+#else
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRS \
+	__attribute__((section("__bt_plugin_descriptors"), used))
+
+#define __BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL \
+	__start___bt_plugin_descriptors
+
+#define __BT_PLUGIN_DESCRIPTOR_END_SYMBOL \
+	__stop___bt_plugin_descriptors
+
+#define __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA
+
+#define __BT_PLUGIN_DESCRIPTOR_END_EXTRA
+#endif
+
+/*
+ * Variable attributes for a plugin attribute pointer to be added to
+ * the plugin attribute section (internal use).
+ */
+#ifdef __APPLE__
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS \
+	__attribute__((section("__DATA,btp_desc_att"), used))
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
+	__start___bt_plugin_descriptor_attributes
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
+	__stop___bt_plugin_descriptor_attributes
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA \
+	__asm("section$start$__DATA$btp_desc_att")
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA \
+	__asm("section$end$__DATA$btp_desc_att")
+
+#else
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS \
+	__attribute__((section("__bt_plugin_descriptor_attributes"), used))
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
+	__start___bt_plugin_descriptor_attributes
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
+	__stop___bt_plugin_descriptor_attributes
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA
+
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA
+#endif
+
+/*
+ * Variable attributes for a component class descriptor pointer to be
+ * added to the component class descriptor section (internal use).
+ */
+#ifdef __APPLE__
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS \
+	__attribute__((section("__DATA,btp_cc_desc"), used))
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL \
+	__start___bt_plugin_component_class_descriptors
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL \
+	__stop___bt_plugin_component_class_descriptors
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA \
+	__asm("section$start$__DATA$btp_cc_desc")
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA \
+	__asm("section$end$__DATA$btp_cc_desc")
+
+#else
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS \
+	__attribute__((section("__bt_plugin_component_class_descriptors"), used))
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL \
+	__start___bt_plugin_component_class_descriptors
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL \
+	__stop___bt_plugin_component_class_descriptors
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA
+#endif
+
+/*
+ * Variable attributes for a component class descriptor attribute
+ * pointer to be added to the component class descriptor attribute
+ * section (internal use).
+ */
+#ifdef __APPLE__
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS \
+	__attribute__((section("__DATA,btp_cc_desc_att"), used))
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
+	__start___bt_plugin_component_class_descriptor_attributes
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
+	__stop___bt_plugin_component_class_descriptor_attributes
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA \
+	__asm("section$start$__DATA$btp_cc_desc_att")
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA \
+	__asm("section$end$__DATA$btp_cc_desc_att")
+
+#else
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS \
+	__attribute__((section("__bt_plugin_component_class_descriptor_attributes"), used))
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL \
+	__start___bt_plugin_component_class_descriptor_attributes
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL \
+	__stop___bt_plugin_component_class_descriptor_attributes
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA
+
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA
+#endif
+
+/*
+ * Declares a plugin descriptor pointer variable with a custom ID.
+ *
+ * _id: ID (any valid C identifier except `auto`).
+ */
+#define BT_PLUGIN_DECLARE(_id) extern struct __bt_plugin_descriptor __bt_plugin_descriptor_##_id
+
+/*
+ * Defines a plugin descriptor with a custom ID.
+ *
+ * _id:   ID (any valid C identifier except `auto`).
+ * _name: Plugin's name (C string).
+ */
+#define BT_PLUGIN_WITH_ID(_id, _name)					\
+	struct __bt_plugin_descriptor __bt_plugin_descriptor_##_id = {	\
+		.major = __BT_PLUGIN_VERSION_MAJOR,			\
+		.minor = __BT_PLUGIN_VERSION_MINOR,			\
+		.name = _name,						\
+	};								\
+	static struct __bt_plugin_descriptor const * const __bt_plugin_descriptor_##_id##_ptr __BT_PLUGIN_DESCRIPTOR_ATTRS = &__bt_plugin_descriptor_##_id
+
+/*
+ * Defines a plugin attribute (generic, internal use).
+ *
+ * _attr_name: Name of the attribute (C identifier).
+ * _attr_type: Type of the attribute (enum __bt_plugin_descriptor_attribute_type).
+ * _id:        Plugin descriptor ID (C identifier).
+ * _x:         Value.
+ */
+#define __BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(_attr_name, _attr_type, _id, _x) \
+	static struct __bt_plugin_descriptor_attribute __bt_plugin_descriptor_attribute_##_id##_##_attr_name = { \
+		.plugin_descriptor = &__bt_plugin_descriptor_##_id,	\
+		.type_name = #_attr_name,				\
+		.type = _attr_type,					\
+		.value._attr_name = _x,					\
+	};								\
+	static struct __bt_plugin_descriptor_attribute const * const __bt_plugin_descriptor_attribute_##_id##_##_attr_name##_ptr __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS = &__bt_plugin_descriptor_attribute_##_id##_##_attr_name
+
+/*
+ * Defines a plugin initialization function attribute attached to a
+ * specific plugin descriptor.
+ *
+ * _id: Plugin descriptor ID (C identifier).
+ * _x:  Initialization function (bt_plugin_init_func).
+ */
+#define BT_PLUGIN_INIT_WITH_ID(_id, _x) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(init, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_INIT, _id, _x)
+
+/*
+ * Defines a plugin exit function attribute attached to a specific
+ * plugin descriptor.
+ *
+ * _id: Plugin descriptor ID (C identifier).
+ * _x:  Exit function (bt_plugin_exit_func).
+ */
+#define BT_PLUGIN_EXIT_WITH_ID(_id, _x) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(exit, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_EXIT, _id, _x)
+
+/*
+ * Defines an author attribute attached to a specific plugin descriptor.
+ *
+ * _id: Plugin descriptor ID (C identifier).
+ * _x:  Author (C string).
+ */
+#define BT_PLUGIN_AUTHOR_WITH_ID(_id, _x) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(author, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_AUTHOR, _id, _x)
+
+/*
+ * Defines a license attribute attached to a specific plugin descriptor.
+ *
+ * _id: Plugin descriptor ID (C identifier).
+ * _x:  License (C string).
+ */
+#define BT_PLUGIN_LICENSE_WITH_ID(_id, _x) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(license, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_LICENSE, _id, _x)
+
+/*
+ * Defines a description attribute attached to a specific plugin
+ * descriptor.
+ *
+ * _id: Plugin descriptor ID (C identifier).
+ * _x:  Description (C string).
+ */
+#define BT_PLUGIN_DESCRIPTION_WITH_ID(_id, _x) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _x)
+
+#define __BT_PLUGIN_VERSION_STRUCT_VALUE(_major, _minor, _patch, _extra) \
+	{.major = _major, .minor = _minor, .patch = _patch, .extra = _extra,}
+
+/*
+ * Defines a version attribute attached to a specific plugin descriptor.
+ *
+ * _id:    Plugin descriptor ID (C identifier).
+ * _major: Plugin's major version (uint32_t).
+ * _minor: Plugin's minor version (uint32_t).
+ * _patch: Plugin's patch version (uint32_t).
+ * _extra: Plugin's version extra information (C string).
+ */
+#define BT_PLUGIN_VERSION_WITH_ID(_id, _major, _minor, _patch, _extra) \
+	__BT_PLUGIN_DESCRIPTOR_ATTRIBUTE(version, BT_PLUGIN_DESCRIPTOR_ATTRIBUTE_TYPE_VERSION, _id, __BT_PLUGIN_VERSION_STRUCT_VALUE(_major, _minor, _patch, _extra))
+
+/*
+ * Defines a source component class descriptor with a custom ID.
+ *
+ * _id:                     ID (any valid C identifier except `auto`).
+ * _comp_class_id:          Component class ID (C identifier).
+ * _name:                   Component class name (C string).
+ * _msg_iter_next_method: Component class's iterator next method
+ *                          (bt_component_class_source_message_iterator_next_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _msg_iter_next_method) \
+	static struct __bt_plugin_component_class_descriptor __bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id = { \
+		.plugin_descriptor = &__bt_plugin_descriptor_##_id,	\
+		.name = _name,						\
+		.type = BT_COMPONENT_CLASS_TYPE_SOURCE,			\
+		.methods.source = {					\
+			.msg_iter_next = _msg_iter_next_method,	\
+		},							\
+	};								\
+	static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_source_component_class_descriptor_##_id##_##_comp_class_id
+
+/*
+ * Defines a filter component class descriptor with a custom ID.
+ *
+ * _id:                     ID (any valid C identifier except `auto`).
+ * _comp_class_id:          Component class ID (C identifier).
+ * _name:                   Component class name (C string).
+ * _msg_iter_next_method: Component class's iterator next method
+ *                          (bt_component_class_filter_message_iterator_next_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _msg_iter_next_method) \
+	static struct __bt_plugin_component_class_descriptor __bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id = { \
+		.plugin_descriptor = &__bt_plugin_descriptor_##_id,	\
+		.name = _name,						\
+		.type = BT_COMPONENT_CLASS_TYPE_FILTER,			\
+		.methods.filter = {					\
+			.msg_iter_next = _msg_iter_next_method,	\
+		},							\
+	};								\
+	static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_filter_component_class_descriptor_##_id##_##_comp_class_id
+
+/*
+ * Defines a sink component class descriptor with a custom ID.
+ *
+ * _id:                 ID (any valid C identifier except `auto`).
+ * _comp_class_id:      Component class ID (C identifier).
+ * _name:               Component class name (C string).
+ * _consume_method:     Component class's iterator consume method
+ *                      (bt_component_class_sink_consume_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_WITH_ID(_id, _comp_class_id, _name, _consume_method) \
+	static struct __bt_plugin_component_class_descriptor __bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id = { \
+		.plugin_descriptor = &__bt_plugin_descriptor_##_id,	\
+		.name = _name,						\
+		.type = BT_COMPONENT_CLASS_TYPE_SINK,			\
+		.methods.sink = {					\
+			.consume = _consume_method,			\
+		},							\
+	};								\
+	static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = &__bt_plugin_sink_component_class_descriptor_##_id##_##_comp_class_id
+
+/*
+ * Defines a component class descriptor attribute (generic, internal
+ * use).
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class ID (C identifier).
+ * _type:          Component class type (`source`, `filter`, or `sink`).
+ * _attr_name:     Name of the attribute (C identifier).
+ * _attr_type:     Type of the attribute
+ *                 (enum __bt_plugin_descriptor_attribute_type).
+ * _x:             Value.
+ */
+#define __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(_attr_name, _attr_type, _id, _comp_class_id, _type, _x) \
+	static struct __bt_plugin_component_class_descriptor_attribute __bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name = { \
+		.comp_class_descriptor = &__bt_plugin_##_type##_component_class_descriptor_##_id##_##_comp_class_id, \
+		.type_name = #_attr_name,				\
+		.type = _attr_type,					\
+		.value._attr_name = _x,					\
+	};								\
+	static struct __bt_plugin_component_class_descriptor_attribute const * const __bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name##_ptr __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS = &__bt_plugin_##_type##_component_class_descriptor_attribute_##_id##_##_comp_class_id##_##_attr_name
+
+/*
+ * Defines a description attribute attached to a specific source
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Description (C string).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines a description attribute attached to a specific filter
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Description (C string).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a description attribute attached to a specific sink
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Description (C string).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(description, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_DESCRIPTION, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines a help attribute attached to a specific source component
+ * class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Help (C string).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines a help attribute attached to a specific filter component
+ * class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Help (C string).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a help attribute attached to a specific sink component class
+ * descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Help (C string).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_HELP_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(help, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_HELP, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines an initialization method attribute attached to a specific
+ * source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Initialization method (bt_component_class_source_init_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an initialization method attribute attached to a specific
+ * filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Initialization method (bt_component_class_filter_init_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an initialization method attribute attached to a specific
+ * sink component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Initialization method (bt_component_class_sink_init_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INIT_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines a finalization method attribute attached to a specific source
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_source_finalize_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines a finalization method attribute attached to a specific filter
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_filter_finalize_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a finalization method attribute attached to a specific sink
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_sink_finalize_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_FINALIZE_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines a query method attribute attached to a specific source
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_source_query_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines a query method attribute attached to a specific filter
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_filter_query_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a query method attribute attached to a specific sink
+ * component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Finalize method (bt_component_class_sink_query_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_query_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_QUERY_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines an accept input port connection method attribute attached to
+ * a specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Accept port connection method
+ *                 (bt_component_class_filter_accept_input_port_connection_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_accept_input_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an accept input port connection method attribute attached to
+ * a specific sink component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Accept port connection method
+ *                 (bt_component_class_sink_accept_input_port_connection_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_accept_input_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_INPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines an accept output port connection method attribute attached to
+ * a specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Accept port connection method
+ *                 (bt_component_class_source_accept_output_port_connection_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_accept_output_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an accept output port connection method attribute attached to
+ * a specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Accept port connection method
+ *                 (bt_component_class_filter_accept_output_port_connection_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_accept_output_port_connection_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an input port connected method attribute attached to a
+ * specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Port connected method
+ *                 (bt_component_class_filter_input_port_connected_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_input_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an input port connected method attribute attached to a
+ * specific sink component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Port connected method
+ *                 (bt_component_class_sink_input_port_connected_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_input_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_INPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines an output port connected method attribute attached to a
+ * specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Port connected method
+ *                 (bt_component_class_source_output_port_connected_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_output_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an output port connected method attribute attached to a
+ * specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Port connected method
+ *                 (bt_component_class_filter_output_port_connected_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_output_port_connected_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_OUTPUT_PORT_CONNECTED_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a "graph is configured" method attribute attached to a
+ * specific sink component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             "Graph is configured" method
+ *                 (bt_component_class_sink_graph_is_configured_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_GRAPH_IS_CONFIGURED_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(sink_graph_is_configured_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_GRAPH_IS_CONFIGURED_METHOD, _id, _comp_class_id, sink, _x)
+
+/*
+ * Defines an iterator initialization method attribute attached to a
+ * specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator initialization method
+ *                 (bt_component_class_source_message_iterator_init_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_INIT_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator finalize method attribute attached to a specific
+ * source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator finalize method
+ *                 (bt_component_class_source_message_iterator_finalize_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_FINALIZE_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator "seek nanoseconds from origin" method attribute
+ * attached to a specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "seek nanoseconds from origin" method
+ *                 (bt_component_class_source_message_iterator_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_seek_ns_from_origin_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_NS_FROM_ORIGIN_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator "seek beginning" method attribute attached to a
+ * specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "seek beginning" method
+ *                 (bt_component_class_source_message_iterator_seek_beginning_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_seek_beginning_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_BEGINNING_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator "can seek nanoseconds from origin" method
+ * attribute attached to a specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "can seek nanoseconds from origin" method
+ *                 (bt_component_class_source_message_iterator_can_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_can_seek_ns_from_origin_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_NS_FROM_ORIGIN_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator "can seek beginning" method attribute attached to a
+ * specific source component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "can seek beginning" method
+ *                 (bt_component_class_source_message_iterator_can_seek_beginning_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(source_msg_iter_can_seek_beginning_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_BEGINNING_METHOD, _id, _comp_class_id, source, _x)
+
+/*
+ * Defines an iterator initialization method attribute attached to a
+ * specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator initialization method
+ *                 (bt_component_class_filter_message_iterator_init_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_init_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_INIT_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an iterator finalize method attribute attached to a specific
+ * filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator finalize method
+ *                 (bt_component_class_filter_message_iterator_finalize_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_finalize_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_FINALIZE_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an iterator "seek nanoseconds from origin" method attribute
+ * attached to a specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "seek nanoseconds from origin" method
+ *                 (bt_component_class_filter_message_iterator_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_seek_ns_from_origin_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_NS_FROM_ORIGIN_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an iterator "seek beginning" method attribute attached to a
+ * specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "seek beginning" method
+ *                 (bt_component_class_filter_message_iterator_seek_beginning_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_seek_beginning_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_SEEK_BEGINNING_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an iterator "can seek nanoseconds from origin" method
+ * attribute attached to a specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "can seek nanoseconds from origin" method
+ *                 (bt_component_class_filter_message_iterator_can_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_can_seek_ns_from_origin_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_NS_FROM_ORIGIN_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines an iterator "can seek beginning" method attribute attached to a
+ * specific filter component class descriptor.
+ *
+ * _id:            Plugin descriptor ID (C identifier).
+ * _comp_class_id: Component class descriptor ID (C identifier).
+ * _x:             Iterator "can seek beginning" method
+ *                 (bt_component_class_filter_message_iterator_can_seek_beginning_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD_WITH_ID(_id, _comp_class_id, _x) \
+	__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE(filter_msg_iter_can_seek_beginning_method, BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTE_TYPE_MSG_ITER_CAN_SEEK_BEGINNING_METHOD, _id, _comp_class_id, filter, _x)
+
+/*
+ * Defines a plugin descriptor with an automatic ID.
+ *
+ * _name: Plugin's name (C string).
+ */
+#define BT_PLUGIN(_name) 		static BT_PLUGIN_WITH_ID(auto, #_name)
+
+/*
+ * Defines a plugin initialization function attribute attached to the
+ * automatic plugin descriptor.
+ *
+ * _x: Initialization function (bt_plugin_init_func).
+ */
+#define BT_PLUGIN_INIT(_x) 		BT_PLUGIN_INIT_WITH_ID(auto, _x)
+
+ /*
+ * Defines a plugin exit function attribute attached to the automatic
+ * plugin descriptor.
+ *
+ * _x: Exit function (bt_plugin_exit_func).
+ */
+#define BT_PLUGIN_EXIT(_x) 		BT_PLUGIN_EXIT_WITH_ID(auto, _x)
+
+/*
+ * Defines an author attribute attached to the automatic plugin
+ * descriptor.
+ *
+ * _x: Author (C string).
+ */
+#define BT_PLUGIN_AUTHOR(_x) 		BT_PLUGIN_AUTHOR_WITH_ID(auto, _x)
+
+/*
+ * Defines a license attribute attached to the automatic plugin
+ * descriptor.
+ *
+ * _x: License (C string).
+ */
+#define BT_PLUGIN_LICENSE(_x) 		BT_PLUGIN_LICENSE_WITH_ID(auto, _x)
+
+/*
+ * Defines a description attribute attached to the automatic plugin
+ * descriptor.
+ *
+ * _x: Description (C string).
+ */
+#define BT_PLUGIN_DESCRIPTION(_x) 	BT_PLUGIN_DESCRIPTION_WITH_ID(auto, _x)
+
+/*
+ * Defines a version attribute attached to the automatic plugin
+ * descriptor.
+ *
+ * _major: Plugin's major version (uint32_t).
+ * _minor: Plugin's minor version (uint32_t).
+ * _patch: Plugin's patch version (uint32_t).
+ * _extra: Plugin's version extra information (C string).
+ */
+#define BT_PLUGIN_VERSION(_major, _minor, _patch, _extra) BT_PLUGIN_VERSION_WITH_ID(auto, _major, _minor, _patch, _extra)
+
+/*
+ * Defines a source component class attached to the automatic plugin
+ * descriptor. Its ID is the same as its name, hence its name must be a
+ * C identifier in this version.
+ *
+ * _name:                   Component class name (C identifier).
+ * _msg_iter_next_method: Component class's iterator next method
+ *                          (bt_component_class_source_message_iterator_next_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS(_name, _msg_iter_next_method) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _msg_iter_next_method)
+
+/*
+ * Defines a filter component class attached to the automatic plugin
+ * descriptor. Its ID is the same as its name, hence its name must be a
+ * C identifier in this version.
+ *
+ * _name:                   Component class name (C identifier).
+ * _msg_iter_next_method: Component class's iterator next method
+ *                          (bt_component_class_filter_message_iterator_next_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS(_name, _msg_iter_next_method) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _msg_iter_next_method)
+
+/*
+ * Defines a sink component class attached to the automatic plugin
+ * descriptor. Its ID is the same as its name, hence its name must be a
+ * C identifier in this version.
+ *
+ * _name:           Component class name (C identifier).
+ * _consume_method: Component class's consume method
+ *                  (bt_component_class_sink_consume_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS(_name, _consume_method) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_WITH_ID(auto, _name, #_name, _consume_method)
+
+/*
+ * Defines a description attribute attached to a source component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Description (C string).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a description attribute attached to a filter component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Description (C string).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a description attribute attached to a sink component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Description (C string).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a help attribute attached to a source component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Help (C string).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a help attribute attached to a filter component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Help (C string).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a help attribute attached to a sink component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Help (C string).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_HELP(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_HELP_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an initialization method attribute attached to a source
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_source_init_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an initialization method attribute attached to a filter
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_filter_init_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an initialization method attribute attached to a sink
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_sink_init_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a finalization method attribute attached to a source component
+ * class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_source_finalize_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a finalization method attribute attached to a filter component
+ * class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_filter_finalize_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a finalization method attribute attached to a sink component class
+ * descriptor which is attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_sink_finalize_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a query method attribute attached to a source component
+ * class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_source_query_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a query method attribute attached to a filter component
+ * class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_filter_query_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a query method attribute attached to a sink component
+ * class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Initialization method (bt_component_class_sink_query_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_QUERY_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an accept input port connection method attribute attached to
+ * a filter component class descriptor which is attached to the
+ * automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Accept port connection method
+ *        (bt_component_class_filter_accept_input_port_connection_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an accept input port connection method attribute attached to
+ * a sink component class descriptor which is attached to the automatic
+ * plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Accept port connection method
+ *        (bt_component_class_sink_accept_input_port_connection_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_ACCEPT_INPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an accept output port connection method attribute attached to
+ * a source component class descriptor which is attached to the
+ * automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Accept port connection method
+ *        (bt_component_class_source_accept_output_port_connection_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an accept output port connection method attribute attached to
+ * a filter component class descriptor which is attached to the
+ * automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Accept port connection method
+ *        (bt_component_class_filter_accept_output_port_connection_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_ACCEPT_OUTPUT_PORT_CONNECTION_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an input port connected method attribute attached to a filter
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Port connected (bt_component_class_filter_input_port_connected_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an input port connected method attribute attached to a sink
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Port connected (bt_component_class_sink_input_port_connected_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_INPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an output port connected method attribute attached to a source
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Port connected (bt_component_class_source_output_port_connected_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an output port connected method attribute attached to a filter
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Port connected (bt_component_class_filter_output_port_connected_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_OUTPUT_PORT_CONNECTED_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines a "graph is configured" method attribute attached to
+ * a sink component class descriptor which is attached to the automatic
+ * plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    "Graph is configured" method
+ *        (bt_component_class_sink_graph_is_configured_method).
+ */
+#define BT_PLUGIN_SINK_COMPONENT_CLASS_GRAPH_IS_CONFIGURED_METHOD(_name, _x) \
+	BT_PLUGIN_SINK_COMPONENT_CLASS_GRAPH_IS_CONFIGURED_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator initialization method attribute attached to a
+ * source component class descriptor which is attached to the automatic
+ * plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator initialization method
+ *        (bt_component_class_source_message_iterator_init_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator finalize method attribute attached to a source
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator finalize method
+ *        (bt_component_class_source_message_iterator_finalize_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "seek nanoseconds from origin" method attribute
+ * attached to a source component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "seek nanoseconds from origin" method
+ *        (bt_component_class_source_message_iterator_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "seek beginning" method attribute
+ * attached to a source component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "seek beginning" method
+ *        (bt_component_class_source_message_iterator_seek_beginning_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "can seek nanoseconds from origin" method
+ * attribute attached to a source component class descriptor which is
+ * attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "can seek nanoseconds from origin" method
+ *        (bt_component_class_source_message_iterator_can_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "can seek beginning" method attribute
+ * attached to a source component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "can seek beginning" method
+ *        (bt_component_class_source_message_iterator_can_seek_beginning_method).
+ */
+#define BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD(_name, _x) \
+	BT_PLUGIN_SOURCE_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator initialization method attribute attached to a
+ * filter component class descriptor which is attached to the automatic
+ * plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator initialization method
+ *        (bt_component_class_filter_message_iterator_init_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator finalize method attribute attached to a filter
+ * component class descriptor which is attached to the automatic plugin
+ * descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator finalize method
+ *        (bt_component_class_filter_message_iterator_finalize_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "seek nanoseconds from origin" method attribute
+ * attached to a filter component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "seek nanoseconds from origin" method
+ *        (bt_component_class_filter_message_iterator_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "seek beginning" method attribute
+ * attached to a filter component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "seek beginning" method
+ *        (bt_component_class_filter_message_iterator_seek_beginning_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "can seek nanoseconds from origin" method
+ * attribute attached to a filter component class descriptor which is
+ * attached to the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "can seek nanoseconds from origin" method
+ *        (bt_component_class_filter_message_iterator_can_seek_ns_from_origin_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_NS_FROM_ORIGIN_METHOD_WITH_ID(auto, _name, _x)
+
+/*
+ * Defines an iterator "can seek beginning" method attribute
+ * attached to a filter component class descriptor which is attached to
+ * the automatic plugin descriptor.
+ *
+ * _name: Component class name (C identifier).
+ * _x:    Iterator "can seek beginning" method
+ *        (bt_component_class_filter_message_iterator_can_seek_beginning_method).
+ */
+#define BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD(_name, _x) \
+	BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_CAN_SEEK_BEGINNING_METHOD_WITH_ID(auto, _name, _x)
+
+#define BT_PLUGIN_MODULE() \
+	static struct __bt_plugin_descriptor const * const __bt_plugin_descriptor_dummy __BT_PLUGIN_DESCRIPTOR_ATTRS = NULL; \
+	_BT_HIDDEN extern struct __bt_plugin_descriptor const *__BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL __BT_PLUGIN_DESCRIPTOR_BEGIN_EXTRA; \
+	_BT_HIDDEN extern struct __bt_plugin_descriptor const *__BT_PLUGIN_DESCRIPTOR_END_SYMBOL __BT_PLUGIN_DESCRIPTOR_END_EXTRA; \
+	\
+	static struct __bt_plugin_descriptor_attribute const * const __bt_plugin_descriptor_attribute_dummy __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_ATTRS = NULL; \
+	_BT_HIDDEN extern struct __bt_plugin_descriptor_attribute const *__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA; \
+	_BT_HIDDEN extern struct __bt_plugin_descriptor_attribute const *__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL __BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_EXTRA; \
+	\
+	static struct __bt_plugin_component_class_descriptor const * const __bt_plugin_component_class_descriptor_dummy __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRS = NULL; \
+	_BT_HIDDEN extern struct __bt_plugin_component_class_descriptor const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_EXTRA; \
+	_BT_HIDDEN extern struct __bt_plugin_component_class_descriptor const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_EXTRA; \
+	\
+	static struct __bt_plugin_component_class_descriptor_attribute const * const __bt_plugin_component_class_descriptor_attribute_dummy __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_ATTRS = NULL; \
+	_BT_HIDDEN extern struct __bt_plugin_component_class_descriptor_attribute const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_EXTRA; \
+	_BT_HIDDEN extern struct __bt_plugin_component_class_descriptor_attribute const *__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL __BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_EXTRA; \
+	\
+	struct __bt_plugin_descriptor const * const *__bt_get_begin_section_plugin_descriptors(void) \
+	{ \
+		return &__BT_PLUGIN_DESCRIPTOR_BEGIN_SYMBOL; \
+	} \
+	struct __bt_plugin_descriptor const * const *__bt_get_end_section_plugin_descriptors(void) \
+	{ \
+		return &__BT_PLUGIN_DESCRIPTOR_END_SYMBOL; \
+	} \
+	struct __bt_plugin_descriptor_attribute const * const *__bt_get_begin_section_plugin_descriptor_attributes(void) \
+	{ \
+		return &__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL; \
+	} \
+	struct __bt_plugin_descriptor_attribute const * const *__bt_get_end_section_plugin_descriptor_attributes(void) \
+	{ \
+		return &__BT_PLUGIN_DESCRIPTOR_ATTRIBUTES_END_SYMBOL; \
+	} \
+	struct __bt_plugin_component_class_descriptor const * const *__bt_get_begin_section_component_class_descriptors(void) \
+	{ \
+		return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_BEGIN_SYMBOL; \
+	} \
+	struct __bt_plugin_component_class_descriptor const * const *__bt_get_end_section_component_class_descriptors(void) \
+	{ \
+		return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_END_SYMBOL; \
+	} \
+	struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_begin_section_component_class_descriptor_attributes(void) \
+	{ \
+		return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_BEGIN_SYMBOL; \
+	} \
+	struct __bt_plugin_component_class_descriptor_attribute const * const *__bt_get_end_section_component_class_descriptor_attributes(void) \
+	{ \
+		return &__BT_PLUGIN_COMPONENT_CLASS_DESCRIPTOR_ATTRIBUTES_END_SYMBOL; \
+	}
 
 #ifdef __cplusplus
 }