1 #ifndef _BABELTRACE_CTF_METADATA_H
2 #define _BABELTRACE_CTF_METADATA_H
9 * Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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:
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
22 #include <babeltrace/types.h>
23 #include <babeltrace/ctf/types.h>
24 #include <sys/types.h>
26 #include <uuid/uuid.h>
30 #define CTF_MAGIC 0xC1FC1FC1
36 struct ctf_file_stream
{
38 struct ctf_stream
*stream
;
39 struct stream_pos pos
; /* current stream position */
42 #define CTF_TRACE_SET_FIELD(ctf_trace, field) \
44 (ctf_trace)->field_mask |= CTF_TRACE_ ## field; \
47 #define CTF_TRACE_FIELD_IS_SET(ctf_trace, field) \
48 ((ctf_trace)->field_mask & CTF_TRACE_ ## field)
50 #define CTF_TRACE_GET_FIELD(ctf_trace, field) \
52 assert(CTF_TRACE_FIELD_IS_SET(ctf_trace, field)); \
53 (ctf_trace)->(field); \
59 struct declaration_scope
*root_declaration_scope
;
61 struct declaration_scope
*declaration_scope
;
62 /* innermost definition scope. to be used as parent of stream. */
63 struct definition_scope
*definition_scope
;
64 GPtrArray
*streams
; /* Array of struct ctf_stream pointers */
65 struct ctf_file_stream metadata
;
67 /* Declarations only used when parsing */
68 struct declaration_struct
*packet_header_decl
;
70 /* Definitions used afterward */
71 struct definition_struct
*packet_header
;
76 int byte_order
; /* trace BYTE_ORDER. 0 if unset. */
78 enum { /* Fields populated mask */
79 CTF_TRACE_major
= (1U << 0),
80 CTF_TRACE_minor
= (1U << 1),
81 CTF_TRACE_uuid
= (1U << 2),
82 CTF_TRACE_byte_order
= (1U << 3),
83 CTF_TRACE_packet_header
= (1U << 4),
86 /* Information about trace backing directory and files */
89 int flags
; /* open flags */
92 #define CTF_STREAM_SET_FIELD(ctf_stream, field) \
94 (ctf_stream)->field_mask |= CTF_STREAM_ ## field; \
97 #define CTF_STREAM_FIELD_IS_SET(ctf_stream, field) \
98 ((ctf_stream)->field_mask & CTF_STREAM_ ## field)
100 #define CTF_STREAM_GET_FIELD(ctf_stream, field) \
102 assert(CTF_STREAM_FIELD_IS_SET(ctf_stream, field)); \
103 (ctf_stream)->(field); \
107 struct ctf_trace
*trace
;
108 /* parent is lexical scope conaining the stream scope */
109 struct declaration_scope
*declaration_scope
;
110 /* innermost definition scope. to be used as parent of event. */
111 struct definition_scope
*definition_scope
;
112 GPtrArray
*events_by_id
; /* Array of struct ctf_event pointers indexed by id */
113 GHashTable
*event_quark_to_id
; /* GQuark to numeric id */
115 /* Declarations only used when parsing */
116 struct declaration_struct
*packet_context_decl
;
117 struct declaration_struct
*event_header_decl
;
118 struct declaration_struct
*event_context_decl
;
120 /* Definitions used afterward */
121 struct definition_struct
*packet_context
;
122 struct definition_struct
*event_header
;
123 struct definition_struct
*event_context
;
127 enum { /* Fields populated mask */
128 CTF_STREAM_stream_id
= (1 << 0),
131 GPtrArray
*files
; /* Array of struct ctf_file_stream pointers */
134 #define CTF_EVENT_SET_FIELD(ctf_event, field) \
136 (ctf_event)->field_mask |= CTF_EVENT_ ## field; \
139 #define CTF_EVENT_FIELD_IS_SET(ctf_event, field) \
140 ((ctf_event)->field_mask & CTF_EVENT_ ## field)
142 #define CTF_EVENT_GET_FIELD(ctf_event, field) \
144 assert(CTF_EVENT_FIELD_IS_SET(ctf_event, field)); \
145 (ctf_event)->(field); \
149 /* stream mapped by stream_id */
150 struct ctf_stream
*stream
;
151 /* parent is lexical scope conaining the event scope */
152 struct declaration_scope
*declaration_scope
;
154 /* Declarations only used when parsing */
155 struct declaration_struct
*context_decl
;
156 struct declaration_struct
*fields_decl
;
158 /* Definitions used afterward */
159 struct definition_struct
*context
;
160 struct definition_struct
*fields
;
163 uint64_t id
; /* Numeric identifier within the stream */
166 enum { /* Fields populated mask */
167 CTF_EVENT_name
= (1 << 0),
168 CTF_EVENT_id
= (1 << 1),
169 CTF_EVENT_stream_id
= (1 << 2),
173 #endif /* _BABELTRACE_CTF_METADATA_H */
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