[babeltrace.git] / include / babeltrace / ctf / metadata.h

#ifndef _BABELTRACE_CTF_METADATA_H
#define _BABELTRACE_CTF_METADATA_H

/*
 * BabelTrace
 *
 * CTF Metadata Header
 *
 * Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@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.
 */

#include <babeltrace/types.h>
#include <uuid/uuid.h>
#include <assert.h>
#include <glib.h>

struct ctf_trace;
struct ctf_stream;
struct ctf_event;

#define CTF_TRACE_SET_FIELD(ctf_trace, field, value)			\
	do {								\
		(ctf_trace)->(field) = (value);				\
		(ctf_trace)->field_mask |= CTF_TRACE_ ## field;		\
	} while (0)

#define CTF_TRACE_FIELD_IS_SET(ctf_trace, field)			\
		((ctf_trace)->field_mask & CTF_TRACE_ ## field)

#define CTF_TRACE_GET_FIELD(ctf_trace, field)				\
	({								\
		assert(CTF_TRACE_FIELD_IS_SET(ctf_trace, field));	\
		(ctf_trace)->(field);					\
	})

struct ctf_trace {
	struct declaration_scope *scope;	/* root scope */
	GArray *streams;			/* Array of struct ctf_stream */

	uint64_t major;
	uint64_t minor;
	uuid_t uuid;
	uint64_t word_size;

	enum {					/* Fields populated mask */
		CTF_TRACE_major	=	(1U << 0),
		CTF_TRACE_minor =	(1U << 1),
		CTF_TRACE_uuid	=	(1U << 2),
		CTF_TRACE_word_size =	(1U << 3),
	} field_mask;
};

#define CTF_STREAM_SET_FIELD(ctf_stream, field, value)			\
	do {								\
		(ctf_stream)->(field) = (value);			\
		(ctf_stream)->field_mask |= CTF_STREAM_ ## field;	\
	} while (0)

#define CTF_STREAM_FIELD_IS_SET(ctf_stream, field)			\
		((ctf_stream)->field_mask & CTF_STREAM_ ## field)

#define CTF_STREAM_GET_FIELD(ctf_stream, field)				\
	({								\
		assert(CTF_STREAM_FIELD_IS_SET(ctf_stream, field));	\
		(ctf_stream)->(field);					\
	})

struct ctf_stream {
	struct ctf_trace *trace;
	struct declaration_scope *scope;	/* parent is trace scope */
	GArray *events_by_id;	/* Array of struct ctf_event indexed by id */
	GHashTable *event_quark_to_id;		/* GQuark to numeric id */

	struct declaration_struct *event_header;
	struct declaration_struct *event_context;
	struct declaration_struct *packet_context;

	uint64_t stream_id;

	enum {					/* Fields populated mask */
		CTF_STREAM_stream_id =	(1 << 0),
	} field_mask;
};

#define CTF_EVENT_SET_FIELD(ctf_event, field, value)			\
	do {								\
		(ctf_event)->(field) = (value);				\
		(ctf_event)->field_mask |= CTF_EVENT_ ## field;		\
	} while (0)

#define CTF_EVENT_FIELD_IS_SET(ctf_event, field)			\
		((ctf_event)->field_mask & CTF_EVENT_ ## field)

#define CTF_EVENT_GET_FIELD(ctf_event, field)				\
	({								\
		assert(CTF_EVENT_FIELD_IS_SET(ctf_event, field));	\
		(ctf_event)->(field);					\
	})

struct ctf_event {
	struct ctf_stream *stream;		/* stream mapped by stream_id */
	struct declaration_scope *scope;	/* parent is stream scope */
	struct declaration_struct *context;
	struct declaration_struct *fields;

	GQuark name;
	uint64_t id;		/* Numeric identifier within the stream */
	uint64_t stream_id;

	enum {					/* Fields populated mask */
		CTF_EVENT_name	=	(1 << 0),
		CTF_EVENT_id 	= 	(1 << 1),
		CTF_EVENT_stream_id = 	(1 << 2),
	} field_mask;
};

#endif /* _BABELTRACE_CTF_METADATA_H */
Commit	Line	Data
c054553d MD	1	#ifndef _BABELTRACE_CTF_METADATA_H
	2	#define _BABELTRACE_CTF_METADATA_H
	3
	4	/*
	5	* BabelTrace
	6	*
	7	* CTF Metadata Header
	8	*
	9	* Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@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
	22	#include <babeltrace/types.h>
96513a7f MD	23	#include <uuid/uuid.h>
96513a7f MD	24	#include <assert.h>
c054553d MD	25	#include <glib.h>
	26
	27	struct ctf_trace;
	28	struct ctf_stream;
	29	struct ctf_event;
	30
96513a7f MD	31	#define CTF_TRACE_SET_FIELD(ctf_trace, field, value) \
	32	do { \
	33	(ctf_trace)->(field) = (value); \
	34	(ctf_trace)->field_mask \|= CTF_TRACE_ ## field; \
	35	} while (0)
	36
	37	#define CTF_TRACE_FIELD_IS_SET(ctf_trace, field) \
	38	((ctf_trace)->field_mask & CTF_TRACE_ ## field)
	39
	40	#define CTF_TRACE_GET_FIELD(ctf_trace, field) \
	41	({ \
	42	assert(CTF_TRACE_FIELD_IS_SET(ctf_trace, field)); \
	43	(ctf_trace)->(field); \
	44	})
	45
c054553d	46	struct ctf_trace {
fe21b943	47	struct declaration_scope scope; / root scope */
96513a7f	48	GArray streams; / Array of struct ctf_stream */
fe21b943 MD	49
	50	uint64_t major;
	51	uint64_t minor;
96513a7f	52	uuid_t uuid;
fe21b943	53	uint64_t word_size;
96513a7f MD	54
	55	enum { /* Fields populated mask */
	56	CTF_TRACE_major = (1U << 0),
	57	CTF_TRACE_minor = (1U << 1),
	58	CTF_TRACE_uuid = (1U << 2),
	59	CTF_TRACE_word_size = (1U << 3),
	60	} field_mask;
c054553d MD	61	};
c054553d MD	62
96513a7f MD	63	#define CTF_STREAM_SET_FIELD(ctf_stream, field, value) \
	64	do { \
	65	(ctf_stream)->(field) = (value); \
	66	(ctf_stream)->field_mask \|= CTF_STREAM_ ## field; \
	67	} while (0)
	68
	69	#define CTF_STREAM_FIELD_IS_SET(ctf_stream, field) \
	70	((ctf_stream)->field_mask & CTF_STREAM_ ## field)
	71
	72	#define CTF_STREAM_GET_FIELD(ctf_stream, field) \
	73	({ \
	74	assert(CTF_STREAM_FIELD_IS_SET(ctf_stream, field)); \
	75	(ctf_stream)->(field); \
	76	})
	77
c054553d	78	struct ctf_stream {
96513a7f	79	struct ctf_trace *trace;
fe21b943	80	struct declaration_scope scope; / parent is trace scope */
c054553d	81	GArray events_by_id; / Array of struct ctf_event indexed by id */
96513a7f	82	GHashTable event_quark_to_id; / GQuark to numeric id */
fe21b943	83
fe21b943 MD	84	struct declaration_struct *event_header;
	85	struct declaration_struct *event_context;
	86	struct declaration_struct *packet_context;
96513a7f MD	87
	88	uint64_t stream_id;
	89
	90	enum { /* Fields populated mask */
	91	CTF_STREAM_stream_id = (1 << 0),
	92	} field_mask;
c054553d MD	93	};
c054553d MD	94
96513a7f MD	95	#define CTF_EVENT_SET_FIELD(ctf_event, field, value) \
	96	do { \
	97	(ctf_event)->(field) = (value); \
	98	(ctf_event)->field_mask \|= CTF_EVENT_ ## field; \
	99	} while (0)
	100
	101	#define CTF_EVENT_FIELD_IS_SET(ctf_event, field) \
	102	((ctf_event)->field_mask & CTF_EVENT_ ## field)
	103
	104	#define CTF_EVENT_GET_FIELD(ctf_event, field) \
	105	({ \
	106	assert(CTF_EVENT_FIELD_IS_SET(ctf_event, field)); \
	107	(ctf_event)->(field); \
	108	})
	109
c054553d	110	struct ctf_event {
96513a7f	111	struct ctf_stream stream; / stream mapped by stream_id */
fe21b943	112	struct declaration_scope scope; / parent is stream scope */
fe21b943 MD	113	struct declaration_struct *context;
fe21b943 MD	114	struct declaration_struct *fields;
96513a7f MD	115
	116	GQuark name;
	117	uint64_t id; /* Numeric identifier within the stream */
	118	uint64_t stream_id;
	119
	120	enum { /* Fields populated mask */
	121	CTF_EVENT_name = (1 << 0),
	122	CTF_EVENT_id = (1 << 1),
	123	CTF_EVENT_stream_id = (1 << 2),
	124	} field_mask;
c054553d MD	125	};
	126
	127	#endif /* _BABELTRACE_CTF_METADATA_H */