[lttngtop.git] / lib / babeltrace / ctf-ir / event-fields-internal.h

#ifndef BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H
#define BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H

/*
 * BabelTrace - CTF Writer: Event Fields internal
 *
 * Copyright 2013, 2014 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.
 */

#include <babeltrace/ctf-writer/ref-internal.h>
#include <babeltrace/ctf-writer/event-fields.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/ctf/types.h>
#include <glib.h>

struct bt_ctf_field {
	struct bt_ctf_ref ref_count;
	struct bt_ctf_field_type *type;
	int payload_set;
};

struct bt_ctf_field_integer {
	struct bt_ctf_field parent;
	struct definition_integer definition;
};

struct bt_ctf_field_enumeration {
	struct bt_ctf_field parent;
	struct bt_ctf_field *payload;
};

struct bt_ctf_field_floating_point {
	struct bt_ctf_field parent;
	struct definition_float definition;
	struct definition_integer sign, mantissa, exp;
};

struct bt_ctf_field_structure {
	struct bt_ctf_field parent;
	GHashTable *field_name_to_index;
	GPtrArray *fields; /* Array of pointers to struct bt_ctf_field */
};

struct bt_ctf_field_variant {
	struct bt_ctf_field parent;
	struct bt_ctf_field *tag;
	struct bt_ctf_field *payload;
};

struct bt_ctf_field_array {
	struct bt_ctf_field parent;
	GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
};

struct bt_ctf_field_sequence {
	struct bt_ctf_field parent;
	struct bt_ctf_field *length;
	GPtrArray *elements; /* Array of pointers to struct bt_ctf_field */
};

struct bt_ctf_field_string {
	struct bt_ctf_field parent;
	GString *payload;
};

/*
 * Set a field's value with an already allocated field instance.
 */
BT_HIDDEN
int bt_ctf_field_structure_set_field(struct bt_ctf_field *structure,
		const char *name, struct bt_ctf_field *value);

/* Validate that the field's payload is set. */
BT_HIDDEN
int bt_ctf_field_validate(struct bt_ctf_field *field);

/* Mark field payload as unset. */
BT_HIDDEN
int bt_ctf_field_reset(struct bt_ctf_field *field);

BT_HIDDEN
int bt_ctf_field_serialize(struct bt_ctf_field *field,
		struct ctf_stream_pos *pos);

#endif /* BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H */
Commit	Line	Data
4a325d7e JD	1	#ifndef BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H
	2	#define BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H
	3
	4	/*
	5	* BabelTrace - CTF Writer: Event Fields internal
	6	*
	7	* Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	8	*
	9	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	10	*
	11	* Permission is hereby granted, free of charge, to any person obtaining a copy
	12	* of this software and associated documentation files (the "Software"), to deal
	13	* in the Software without restriction, including without limitation the rights
	14	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	15	* copies of the Software, and to permit persons to whom the Software is
	16	* furnished to do so, subject to the following conditions:
	17	*
	18	* The above copyright notice and this permission notice shall be included in
	19	* all copies or substantial portions of the Software.
	20	*
	21	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	22	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	23	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	24	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	25	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	26	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	27	* SOFTWARE.
	28	*/
	29
	30	#include <babeltrace/ctf-writer/ref-internal.h>
	31	#include <babeltrace/ctf-writer/event-fields.h>
	32	#include <babeltrace/babeltrace-internal.h>
	33	#include <babeltrace/ctf/types.h>
	34	#include <glib.h>
	35
	36	struct bt_ctf_field {
	37	struct bt_ctf_ref ref_count;
	38	struct bt_ctf_field_type *type;
	39	int payload_set;
	40	};
	41
	42	struct bt_ctf_field_integer {
	43	struct bt_ctf_field parent;
	44	struct definition_integer definition;
	45	};
	46
	47	struct bt_ctf_field_enumeration {
	48	struct bt_ctf_field parent;
	49	struct bt_ctf_field *payload;
	50	};
	51
	52	struct bt_ctf_field_floating_point {
	53	struct bt_ctf_field parent;
	54	struct definition_float definition;
	55	struct definition_integer sign, mantissa, exp;
	56	};
	57
	58	struct bt_ctf_field_structure {
	59	struct bt_ctf_field parent;
	60	GHashTable *field_name_to_index;
	61	GPtrArray fields; / Array of pointers to struct bt_ctf_field */
	62	};
	63
	64	struct bt_ctf_field_variant {
65	struct bt_ctf_field parent;
66	struct bt_ctf_field *tag;
67	struct bt_ctf_field *payload;
68	};
69
70	struct bt_ctf_field_array {
71	struct bt_ctf_field parent;
72	GPtrArray elements; / Array of pointers to struct bt_ctf_field */
73	};
74
75	struct bt_ctf_field_sequence {
76	struct bt_ctf_field parent;
77	struct bt_ctf_field *length;
78	GPtrArray elements; / Array of pointers to struct bt_ctf_field */
79	};
80
81	struct bt_ctf_field_string {
82	struct bt_ctf_field parent;
83	GString *payload;
84	};
85
86	/*
87	* Set a field's value with an already allocated field instance.
88	*/
89	BT_HIDDEN
90	int bt_ctf_field_structure_set_field(struct bt_ctf_field *structure,
91	const char name, struct bt_ctf_field value);
92
93	/* Validate that the field's payload is set. */
94	BT_HIDDEN
95	int bt_ctf_field_validate(struct bt_ctf_field *field);
96
97	/* Mark field payload as unset. */
98	BT_HIDDEN
99	int bt_ctf_field_reset(struct bt_ctf_field *field);
100
101	BT_HIDDEN
102	int bt_ctf_field_serialize(struct bt_ctf_field *field,
103	struct ctf_stream_pos *pos);
104
105	#endif /* BABELTRACE_CTF_WRITER_EVENT_FIELDS_INTERNAL_H */