[babeltrace.git] / include / babeltrace / graph / private-graph.h

#ifndef BABELTRACE_GRAPH_PRIVATE_GRAPH_H
#define BABELTRACE_GRAPH_PRIVATE_GRAPH_H

/*
 * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@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
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/* For bt_bool */
#include <babeltrace/types.h>

/* For enum bt_graph_status */
#include <babeltrace/graph/graph.h>

#ifdef __cplusplus
extern "C" {
#endif

struct bt_graph;
struct bt_private_graph;
struct bt_port_input;
struct bt_port_output;
struct bt_connection;
struct bt_component;
struct bt_component_source;
struct bt_component_filter;
struct bt_component_sink;
struct bt_component_class;
struct bt_value;

typedef void (*bt_private_graph_filter_component_input_port_added_listener)(
		struct bt_component_filter *component,
		struct bt_port_input *port, void *data);

typedef void (*bt_private_graph_sink_component_input_port_added_listener)(
		struct bt_component_sink *component,
		struct bt_port_input *port, void *data);

typedef void (*bt_private_graph_source_component_output_port_added_listener)(
		struct bt_component_source *component,
		struct bt_port_output *port, void *data);

typedef void (*bt_private_graph_filter_component_output_port_added_listener)(
		struct bt_component_filter *component,
		struct bt_port_output *port, void *data);

typedef void (*bt_private_graph_filter_component_input_port_removed_listener)(
		struct bt_component_filter *component,
		struct bt_port_input *port, void *data);

typedef void (*bt_private_graph_sink_component_input_port_removed_listener)(
		struct bt_component_sink *component,
		struct bt_port_input *port, void *data);

typedef void (*bt_private_graph_source_component_output_port_removed_listener)(
		struct bt_component_source *component,
		struct bt_port_output *port, void *data);

typedef void (*bt_private_graph_filter_component_output_port_removed_listener)(
		struct bt_component_filter *component,
		struct bt_port_output *port, void *data);

typedef void (*bt_private_graph_source_filter_component_ports_connected_listener)(
		struct bt_component_source *source_component,
		struct bt_component_filter *filter_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port, void *data);

typedef void (*bt_private_graph_source_sink_component_ports_connected_listener)(
		struct bt_component_source *source_component,
		struct bt_component_sink *sink_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port, void *data);

typedef void (*bt_private_graph_filter_sink_component_ports_connected_listener)(
		struct bt_component_filter *filter_component,
		struct bt_component_sink *sink_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port, void *data);

typedef void (*bt_private_graph_source_filter_component_ports_disconnected_listener)(
		struct bt_component_source *source_component,
		struct bt_component_filter *filter_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port,
		void *data);

typedef void (*bt_private_graph_source_sink_component_ports_disconnected_listener)(
		struct bt_component_source *source_component,
		struct bt_component_sink *sink_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port,
		void *data);

typedef void (*bt_private_graph_filter_sink_component_ports_disconnected_listener)(
		struct bt_component_filter *filter_component,
		struct bt_component_sink *sink_component,
		struct bt_port_output *upstream_port,
		struct bt_port_input *downstream_port,
		void *data);

typedef void (* bt_private_graph_listener_removed)(void *data);

static inline
struct bt_graph *bt_private_graph_as_graph(struct bt_private_graph *graph)
{
	return (void *) graph;
}

extern struct bt_private_graph *bt_private_graph_create(void);

extern enum bt_graph_status bt_private_graph_add_source_component(
		struct bt_private_graph *graph,
		struct bt_component_class_source *component_class,
		const char *name, const struct bt_value *params,
		struct bt_component_source **component);

extern enum bt_graph_status
bt_private_graph_add_source_component_with_init_method_data(
		struct bt_private_graph *graph,
		struct bt_component_class_source *component_class,
		const char *name, const struct bt_value *params,
		void *init_method_data, struct bt_component_source **component);

extern enum bt_graph_status bt_private_graph_add_filter_component(
		struct bt_private_graph *graph,
		struct bt_component_class_filter *component_class,
		const char *name, const struct bt_value *params,
		struct bt_component_filter **component);

extern enum bt_graph_status
bt_private_graph_add_filter_component_with_init_method_data(
		struct bt_private_graph *graph,
		struct bt_component_class_filter *component_class,
		const char *name, const struct bt_value *params,
		void *init_method_data, struct bt_component_filter **component);

extern enum bt_graph_status bt_private_graph_add_sink_component(
		struct bt_private_graph *graph,
		struct bt_component_class_sink *component_class,
		const char *name, const struct bt_value *params,
		struct bt_component_sink **component);

extern enum bt_graph_status
bt_private_graph_add_sink_component_with_init_method_data(
		struct bt_private_graph *graph,
		struct bt_component_class_sink *component_class,
		const char *name, const struct bt_value *params,
		void *init_method_data, struct bt_component_sink **component);

extern enum bt_graph_status bt_private_graph_connect_ports(
		struct bt_private_graph *graph,
		struct bt_port_output *upstream,
		struct bt_port_input *downstream,
		struct bt_connection **connection);

extern enum bt_graph_status bt_private_graph_run(
		struct bt_private_graph *graph);

extern enum bt_graph_status bt_private_graph_consume(
		struct bt_private_graph *graph);

extern enum bt_graph_status
bt_private_graph_add_filter_component_input_port_added_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_component_input_port_added_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_sink_component_input_port_added_listener(
		struct bt_private_graph *graph,
		bt_private_graph_sink_component_input_port_added_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_component_output_port_added_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_component_output_port_added_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_filter_component_output_port_added_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_component_output_port_added_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_filter_component_input_port_removed_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_component_input_port_removed_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_sink_component_input_port_removed_listener(
		struct bt_private_graph *graph,
		bt_private_graph_sink_component_input_port_removed_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_component_output_port_removed_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_component_output_port_removed_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_filter_component_output_port_removed_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_component_output_port_removed_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_filter_component_ports_connected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_filter_component_ports_connected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_sink_component_ports_connected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_sink_component_ports_connected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_filter_sink_component_ports_connected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_sink_component_ports_connected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_filter_component_ports_disconnected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_filter_component_ports_disconnected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_source_sink_component_ports_disconnected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_source_sink_component_ports_disconnected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status
bt_private_graph_add_filter_sink_component_ports_disconnected_listener(
		struct bt_private_graph *graph,
		bt_private_graph_filter_sink_component_ports_disconnected_listener listener,
		bt_private_graph_listener_removed listener_removed, void *data,
		int *listener_id);

extern enum bt_graph_status bt_private_graph_cancel(
		struct bt_private_graph *graph);

#ifdef __cplusplus
}
#endif

#endif /* BABELTRACE_GRAPH_PRIVATE_GRAPH_H */
Commit	Line	Data
a2d06fd5 PP	1	#ifndef BABELTRACE_GRAPH_PRIVATE_GRAPH_H
	2	#define BABELTRACE_GRAPH_PRIVATE_GRAPH_H
	3
	4	/*
	5	* Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	6	*
	7	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	8	*
	9	* Permission is hereby granted, free of charge, to any person obtaining a copy
	10	* of this software and associated documentation files (the "Software"), to deal
	11	* in the Software without restriction, including without limitation the rights
	12	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	13	* copies of the Software, and to permit persons to whom the Software is
	14	* furnished to do so, subject to the following conditions:
	15	*
	16	* The above copyright notice and this permission notice shall be included in
	17	* all copies or substantial portions of the Software.
	18	*
	19	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	20	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	21	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	22	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	23	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	24	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	25	* SOFTWARE.
	26	*/
	27
	28	/* For bt_bool */
	29	#include <babeltrace/types.h>
	30
	31	/* For enum bt_graph_status */
	32	#include <babeltrace/graph/graph.h>
	33
	34	#ifdef __cplusplus
	35	extern "C" {
	36	#endif
	37
	38	struct bt_graph;
	39	struct bt_private_graph;
d94d92ac PP	40	struct bt_port_input;
d94d92ac PP	41	struct bt_port_output;
a2d06fd5 PP	42	struct bt_connection;
a2d06fd5 PP	43	struct bt_component;
d94d92ac PP	44	struct bt_component_source;
	45	struct bt_component_filter;
	46	struct bt_component_sink;
a2d06fd5 PP	47	struct bt_component_class;
	48	struct bt_value;
	49
d94d92ac PP	50	typedef void (*bt_private_graph_filter_component_input_port_added_listener)(
	51	struct bt_component_filter *component,
	52	struct bt_port_input port, void data);
	53
	54	typedef void (*bt_private_graph_sink_component_input_port_added_listener)(
	55	struct bt_component_sink *component,
	56	struct bt_port_input port, void data);
	57
	58	typedef void (*bt_private_graph_source_component_output_port_added_listener)(
	59	struct bt_component_source *component,
	60	struct bt_port_output port, void data);
	61
	62	typedef void (*bt_private_graph_filter_component_output_port_added_listener)(
	63	struct bt_component_filter *component,
	64	struct bt_port_output port, void data);
	65
	66	typedef void (*bt_private_graph_filter_component_input_port_removed_listener)(
	67	struct bt_component_filter *component,
	68	struct bt_port_input port, void data);
	69
	70	typedef void (*bt_private_graph_sink_component_input_port_removed_listener)(
	71	struct bt_component_sink *component,
	72	struct bt_port_input port, void data);
	73
	74	typedef void (*bt_private_graph_source_component_output_port_removed_listener)(
	75	struct bt_component_source *component,
	76	struct bt_port_output port, void data);
	77
	78	typedef void (*bt_private_graph_filter_component_output_port_removed_listener)(
	79	struct bt_component_filter *component,
	80	struct bt_port_output port, void data);
	81
	82	typedef void (*bt_private_graph_source_filter_component_ports_connected_listener)(
	83	struct bt_component_source *source_component,
	84	struct bt_component_filter *filter_component,
	85	struct bt_port_output *upstream_port,
	86	struct bt_port_input downstream_port, void data);
a2d06fd5	87
d94d92ac PP	88	typedef void (*bt_private_graph_source_sink_component_ports_connected_listener)(
	89	struct bt_component_source *source_component,
	90	struct bt_component_sink *sink_component,
	91	struct bt_port_output *upstream_port,
	92	struct bt_port_input downstream_port, void data);
a2d06fd5	93
d94d92ac PP	94	typedef void (*bt_private_graph_filter_sink_component_ports_connected_listener)(
	95	struct bt_component_filter *filter_component,
	96	struct bt_component_sink *sink_component,
	97	struct bt_port_output *upstream_port,
	98	struct bt_port_input downstream_port, void data);
a2d06fd5	99
d94d92ac PP	100	typedef void (*bt_private_graph_source_filter_component_ports_disconnected_listener)(
	101	struct bt_component_source *source_component,
	102	struct bt_component_filter *filter_component,
	103	struct bt_port_output *upstream_port,
	104	struct bt_port_input *downstream_port,
	105	void *data);
	106
	107	typedef void (*bt_private_graph_source_sink_component_ports_disconnected_listener)(
	108	struct bt_component_source *source_component,
	109	struct bt_component_sink *sink_component,
	110	struct bt_port_output *upstream_port,
	111	struct bt_port_input *downstream_port,
	112	void *data);
	113
	114	typedef void (*bt_private_graph_filter_sink_component_ports_disconnected_listener)(
	115	struct bt_component_filter *filter_component,
	116	struct bt_component_sink *sink_component,
	117	struct bt_port_output *upstream_port,
	118	struct bt_port_input *downstream_port,
a2d06fd5 PP	119	void *data);
	120
	121	typedef void (* bt_private_graph_listener_removed)(void *data);
	122
d94d92ac	123	static inline
707b7d35	124	struct bt_graph bt_private_graph_as_graph(struct bt_private_graph graph)
d94d92ac PP	125	{
	126	return (void *) graph;
	127	}
a2d06fd5 PP	128
	129	extern struct bt_private_graph *bt_private_graph_create(void);
	130
d94d92ac	131	extern enum bt_graph_status bt_private_graph_add_source_component(
a2d06fd5	132	struct bt_private_graph *graph,
d94d92ac	133	struct bt_component_class_source *component_class,
05e21286	134	const char name, const struct bt_value params,
d94d92ac	135	struct bt_component_source **component);
a2d06fd5 PP	136
a2d06fd5 PP	137	extern enum bt_graph_status
d94d92ac	138	bt_private_graph_add_source_component_with_init_method_data(
a2d06fd5	139	struct bt_private_graph *graph,
d94d92ac	140	struct bt_component_class_source *component_class,
05e21286	141	const char name, const struct bt_value params,
d94d92ac PP	142	void init_method_data, struct bt_component_source *component);
	143
	144	extern enum bt_graph_status bt_private_graph_add_filter_component(
	145	struct bt_private_graph *graph,
	146	struct bt_component_class_filter *component_class,
05e21286	147	const char name, const struct bt_value params,
d94d92ac PP	148	struct bt_component_filter **component);
	149
	150	extern enum bt_graph_status
	151	bt_private_graph_add_filter_component_with_init_method_data(
	152	struct bt_private_graph *graph,
	153	struct bt_component_class_filter *component_class,
05e21286	154	const char name, const struct bt_value params,
d94d92ac PP	155	void init_method_data, struct bt_component_filter *component);
	156
	157	extern enum bt_graph_status bt_private_graph_add_sink_component(
	158	struct bt_private_graph *graph,
	159	struct bt_component_class_sink *component_class,
05e21286	160	const char name, const struct bt_value params,
d94d92ac PP	161	struct bt_component_sink **component);
	162
	163	extern enum bt_graph_status
	164	bt_private_graph_add_sink_component_with_init_method_data(
	165	struct bt_private_graph *graph,
	166	struct bt_component_class_sink *component_class,
05e21286	167	const char name, const struct bt_value params,
d94d92ac	168	void init_method_data, struct bt_component_sink *component);
a2d06fd5	169
a2d06fd5 PP	170	extern enum bt_graph_status bt_private_graph_connect_ports(
a2d06fd5 PP	171	struct bt_private_graph *graph,
d94d92ac PP	172	struct bt_port_output *upstream,
d94d92ac PP	173	struct bt_port_input *downstream,
a2d06fd5 PP	174	struct bt_connection **connection);
a2d06fd5 PP	175
a2d06fd5 PP	176	extern enum bt_graph_status bt_private_graph_run(
	177	struct bt_private_graph *graph);
	178
a2d06fd5 PP	179	extern enum bt_graph_status bt_private_graph_consume(
	180	struct bt_private_graph *graph);
	181
d94d92ac PP	182	extern enum bt_graph_status
	183	bt_private_graph_add_filter_component_input_port_added_listener(
	184	struct bt_private_graph *graph,
	185	bt_private_graph_filter_component_input_port_added_listener listener,
	186	bt_private_graph_listener_removed listener_removed, void *data,
	187	int *listener_id);
	188
	189	extern enum bt_graph_status
	190	bt_private_graph_add_sink_component_input_port_added_listener(
a2d06fd5	191	struct bt_private_graph *graph,
d94d92ac PP	192	bt_private_graph_sink_component_input_port_added_listener listener,
	193	bt_private_graph_listener_removed listener_removed, void *data,
	194	int *listener_id);
a2d06fd5	195
d94d92ac PP	196	extern enum bt_graph_status
d94d92ac PP	197	bt_private_graph_add_source_component_output_port_added_listener(
a2d06fd5	198	struct bt_private_graph *graph,
d94d92ac PP	199	bt_private_graph_source_component_output_port_added_listener listener,
	200	bt_private_graph_listener_removed listener_removed, void *data,
	201	int *listener_id);
a2d06fd5	202
d94d92ac PP	203	extern enum bt_graph_status
	204	bt_private_graph_add_filter_component_output_port_added_listener(
	205	struct bt_private_graph *graph,
	206	bt_private_graph_filter_component_output_port_added_listener listener,
	207	bt_private_graph_listener_removed listener_removed, void *data,
	208	int *listener_id);
	209
	210	extern enum bt_graph_status
	211	bt_private_graph_add_filter_component_input_port_removed_listener(
	212	struct bt_private_graph *graph,
	213	bt_private_graph_filter_component_input_port_removed_listener listener,
	214	bt_private_graph_listener_removed listener_removed, void *data,
	215	int *listener_id);
	216
	217	extern enum bt_graph_status
	218	bt_private_graph_add_sink_component_input_port_removed_listener(
	219	struct bt_private_graph *graph,
	220	bt_private_graph_sink_component_input_port_removed_listener listener,
	221	bt_private_graph_listener_removed listener_removed, void *data,
	222	int *listener_id);
	223
	224	extern enum bt_graph_status
	225	bt_private_graph_add_source_component_output_port_removed_listener(
	226	struct bt_private_graph *graph,
	227	bt_private_graph_source_component_output_port_removed_listener listener,
	228	bt_private_graph_listener_removed listener_removed, void *data,
	229	int *listener_id);
	230
	231	extern enum bt_graph_status
	232	bt_private_graph_add_filter_component_output_port_removed_listener(
a2d06fd5	233	struct bt_private_graph *graph,
d94d92ac PP	234	bt_private_graph_filter_component_output_port_removed_listener listener,
	235	bt_private_graph_listener_removed listener_removed, void *data,
	236	int *listener_id);
a2d06fd5	237
d94d92ac PP	238	extern enum bt_graph_status
	239	bt_private_graph_add_source_filter_component_ports_connected_listener(
	240	struct bt_private_graph *graph,
	241	bt_private_graph_source_filter_component_ports_connected_listener listener,
	242	bt_private_graph_listener_removed listener_removed, void *data,
	243	int *listener_id);
	244
	245	extern enum bt_graph_status
	246	bt_private_graph_add_source_sink_component_ports_connected_listener(
	247	struct bt_private_graph *graph,
	248	bt_private_graph_source_sink_component_ports_connected_listener listener,
	249	bt_private_graph_listener_removed listener_removed, void *data,
	250	int *listener_id);
	251
	252	extern enum bt_graph_status
	253	bt_private_graph_add_filter_sink_component_ports_connected_listener(
	254	struct bt_private_graph *graph,
	255	bt_private_graph_filter_sink_component_ports_connected_listener listener,
	256	bt_private_graph_listener_removed listener_removed, void *data,
	257	int *listener_id);
	258
	259	extern enum bt_graph_status
	260	bt_private_graph_add_source_filter_component_ports_disconnected_listener(
	261	struct bt_private_graph *graph,
	262	bt_private_graph_source_filter_component_ports_disconnected_listener listener,
	263	bt_private_graph_listener_removed listener_removed, void *data,
	264	int *listener_id);
	265
	266	extern enum bt_graph_status
	267	bt_private_graph_add_source_sink_component_ports_disconnected_listener(
	268	struct bt_private_graph *graph,
	269	bt_private_graph_source_sink_component_ports_disconnected_listener listener,
	270	bt_private_graph_listener_removed listener_removed, void *data,
	271	int *listener_id);
	272
	273	extern enum bt_graph_status
	274	bt_private_graph_add_filter_sink_component_ports_disconnected_listener(
a2d06fd5	275	struct bt_private_graph *graph,
d94d92ac PP	276	bt_private_graph_filter_sink_component_ports_disconnected_listener listener,
	277	bt_private_graph_listener_removed listener_removed, void *data,
	278	int *listener_id);
a2d06fd5 PP	279
	280	extern enum bt_graph_status bt_private_graph_cancel(
	281	struct bt_private_graph *graph);
	282
	283	#ifdef __cplusplus
	284	}
	285	#endif
	286
	287	#endif /* BABELTRACE_GRAPH_PRIVATE_GRAPH_H */