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[babeltrace.git] / include / babeltrace2-ctf-writer / event.h
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46bd0f2b 1/*
0235b0db 2 * SPDX-License-Identifier: MIT
46bd0f2b 3 *
0235b0db 4 * Copyright (C) 2010-2019 EfficiOS Inc. and Linux Foundation
46bd0f2b
JG		 5 */
6
0235b0db
MJ		 7#ifndef BABELTRACE2_CTF_WRITER_EVENT_H
8#define BABELTRACE2_CTF_WRITER_EVENT_H
9
217cf9d3 10#include <babeltrace2-ctf-writer/object.h>
8c18d80b
PP		 11
12#ifdef __cplusplus
13extern "C" {
14#endif
15
3dca2276
PP		 16struct bt_ctf_event;
17struct bt_ctf_event_class;
18struct bt_ctf_stream;
19struct bt_ctf_field;
20struct bt_ctf_field_type;
8c18d80b 21
3dca2276
PP		 22enum bt_ctf_event_class_log_level {
23 /// Unknown, used for errors.
16ca5ff0 24 BT_CTF_EVENT_CLASS_LOG_LEVEL_UNKNOWN = -1,
3dca2276
PP		 25
26 /// Unspecified log level.
16ca5ff0 27 BT_CTF_EVENT_CLASS_LOG_LEVEL_UNSPECIFIED = 255,
3dca2276
PP		 28
29 /// System is unusable.
16ca5ff0 30 BT_CTF_EVENT_CLASS_LOG_LEVEL_EMERGENCY = 0,
3dca2276
PP		 31
32 /// Action must be taken immediately.
16ca5ff0 33 BT_CTF_EVENT_CLASS_LOG_LEVEL_ALERT = 1,
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PP		 34
35 /// Critical conditions.
16ca5ff0 36 BT_CTF_EVENT_CLASS_LOG_LEVEL_CRITICAL = 2,
3dca2276
PP		 37
38 /// Error conditions.
16ca5ff0 39 BT_CTF_EVENT_CLASS_LOG_LEVEL_ERROR = 3,
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PP		 40
41 /// Warning conditions.
16ca5ff0 42 BT_CTF_EVENT_CLASS_LOG_LEVEL_WARNING = 4,
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PP		 43
44 /// Normal, but significant, condition.
16ca5ff0 45 BT_CTF_EVENT_CLASS_LOG_LEVEL_NOTICE = 5,
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PP		 46
47 /// Informational message.
16ca5ff0 48 BT_CTF_EVENT_CLASS_LOG_LEVEL_INFO = 6,
3dca2276
PP		 49
50 /// Debug information with system-level scope (set of programs).
16ca5ff0 51 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM = 7,
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PP		 52
53 /// Debug information with program-level scope (set of processes).
16ca5ff0 54 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM = 8,
3dca2276
PP		 55
56 /// Debug information with process-level scope (set of modules).
16ca5ff0 57 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS = 9,
3dca2276
PP		 58
59 /// Debug information with module (executable/library) scope (set of units).
16ca5ff0 60 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE = 10,
3dca2276
PP		 61
62 /// Debug information with compilation unit scope (set of functions).
16ca5ff0 63 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT = 11,
3dca2276
PP		 64
65 /// Debug information with function-level scope.
16ca5ff0 66 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION = 12,
3dca2276
PP		 67
68 /// Debug information with line-level scope (default log level).
16ca5ff0 69 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE = 13,
3dca2276
PP		 70
71 /// Debug-level message.
16ca5ff0 72 BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG = 14,
3dca2276
PP		 73};
74
75extern struct bt_ctf_event *bt_ctf_event_create(
76 struct bt_ctf_event_class *event_class);
77
78extern struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event,
79 const char *name);
80
81extern int bt_ctf_event_set_payload(struct bt_ctf_event *event,
82 const char *name, struct bt_ctf_field *field);
83
84extern struct bt_ctf_field *bt_ctf_event_get_payload_field(
85 struct bt_ctf_event *event);
86
87extern int bt_ctf_event_set_payload_field(struct bt_ctf_event *event,
88 struct bt_ctf_field *field);
89
90extern int bt_ctf_event_set_context(struct bt_ctf_event *event,
91 struct bt_ctf_field *field);
92
93extern struct bt_ctf_field *bt_ctf_event_get_context(
94 struct bt_ctf_event *event);
95
96extern int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event,
97 struct bt_ctf_field *field);
98
99extern struct bt_ctf_field *bt_ctf_event_get_stream_event_context(
100 struct bt_ctf_event *event);
101
102extern int bt_ctf_event_set_header(struct bt_ctf_event *event,
103 struct bt_ctf_field *field);
104
105extern struct bt_ctf_field *bt_ctf_event_get_header(
106 struct bt_ctf_event *event);
107
108extern struct bt_ctf_stream *bt_ctf_event_get_stream(
109 struct bt_ctf_event *event);
110
111extern struct bt_ctf_event_class *bt_ctf_event_get_class(
112 struct bt_ctf_event *event);
113
114/* Pre-2.0 CTF writer compatibility */
115static inline
116void bt_ctf_event_get(struct bt_ctf_event *event)
117{
e1e02a22 118 bt_ctf_object_get_ref(event);
3dca2276
PP		 119}
120
121/* Pre-2.0 CTF writer compatibility */
122static inline
123void bt_ctf_event_put(struct bt_ctf_event *event)
124{
e1e02a22 125 bt_ctf_object_put_ref(event);
3dca2276
PP		 126}
127
128extern struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name);
129
130extern struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class(
131 struct bt_ctf_event_class *event_class);
132
133extern const char *bt_ctf_event_class_get_name(
134 struct bt_ctf_event_class *event_class);
135
136extern int64_t bt_ctf_event_class_get_id(
137 struct bt_ctf_event_class *event_class);
138
139extern int bt_ctf_event_class_set_id(
140 struct bt_ctf_event_class *event_class, uint64_t id);
141
142extern enum bt_ctf_event_class_log_level bt_ctf_event_class_get_log_level(
143 struct bt_ctf_event_class *event_class);
144
145extern int bt_ctf_event_class_set_log_level(
146 struct bt_ctf_event_class *event_class,
147 enum bt_ctf_event_class_log_level log_level);
148
149extern const char *bt_ctf_event_class_get_emf_uri(
150 struct bt_ctf_event_class *event_class);
151
152extern int bt_ctf_event_class_set_emf_uri(
153 struct bt_ctf_event_class *event_class,
154 const char *emf_uri);
155
156extern struct bt_ctf_field_type *bt_ctf_event_class_get_context_field_type(
157 struct bt_ctf_event_class *event_class);
158
159extern int bt_ctf_event_class_set_context_field_type(
160 struct bt_ctf_event_class *event_class,
161 struct bt_ctf_field_type *context_type);
162
163extern struct bt_ctf_field_type *bt_ctf_event_class_get_payload_field_type(
164 struct bt_ctf_event_class *event_class);
165
7c7301d5
SM		 166extern int64_t bt_ctf_event_class_get_payload_type_field_count(
167 struct bt_ctf_event_class *event_class);
168
169extern int bt_ctf_event_class_get_payload_type_field_by_index(
170 struct bt_ctf_event_class *event_class,
171 const char **field_name, struct bt_ctf_field_type **field_type,
172 uint64_t index);
173
174extern struct bt_ctf_field_type *
175bt_ctf_event_class_get_payload_type_field_type_by_name(
176 struct bt_ctf_event_class *event_class, const char *name);
177
3dca2276
PP		 178extern int bt_ctf_event_class_set_payload_field_type(
179 struct bt_ctf_event_class *event_class,
180 struct bt_ctf_field_type *payload_type);
181
182extern int bt_ctf_event_class_add_field(struct bt_ctf_event_class *event_class,
183 struct bt_ctf_field_type *field_type,
184 const char *name);
185
186extern struct bt_ctf_field_type *bt_ctf_event_class_get_field_by_name(
187 struct bt_ctf_event_class *event_class, const char *name);
188
189/* Pre-2.0 CTF writer compatibility */
190static inline
191void bt_ctf_event_class_get(struct bt_ctf_event_class *event_class)
192{
e1e02a22 193 bt_ctf_object_get_ref(event_class);
3dca2276
PP		 194}
195
196/* Pre-2.0 CTF writer compatibility */
197static inline
198void bt_ctf_event_class_put(struct bt_ctf_event_class *event_class)
199{
e1e02a22 200 bt_ctf_object_put_ref(event_class);
3dca2276 201}
8c18d80b
PP		 202
203#ifdef __cplusplus
204}
205#endif
206
924dc299 207#endif /* BABELTRACE2_CTF_WRITER_EVENT_H */
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