lib: field path: have a specific item for "current array element"
[babeltrace.git] / include / babeltrace / trace-ir / stream-const.h
1 #ifndef BABELTRACE_TRACE_IR_STREAM_CONST_H
2 #define BABELTRACE_TRACE_IR_STREAM_CONST_H
3
4 /*
5 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * SOFTWARE.
25 *
26 * The Common Trace Format (CTF) Specification is available at
27 * http://www.efficios.com/ctf
28 */
29
30 /* For bt_trace, bt_stream, bt_stream_class */
31 #include <babeltrace/types.h>
32
33 #include <stdint.h>
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
39 typedef enum bt_stream_status {
40 BT_STREAM_STATUS_OK = 0,
41 BT_STREAM_STATUS_NOMEM = -12,
42 } bt_stream_status;
43
44 extern const bt_stream_class *bt_stream_borrow_class_const(
45 const bt_stream *stream);
46
47 extern const bt_trace *bt_stream_borrow_trace_const(
48 const bt_stream *stream);
49
50 extern const char *bt_stream_get_name(const bt_stream *stream);
51
52 extern uint64_t bt_stream_get_id(const bt_stream *stream);
53
54 extern void bt_stream_get_ref(const bt_stream *stream);
55
56 extern void bt_stream_put_ref(const bt_stream *stream);
57
58 #define BT_STREAM_PUT_REF_AND_RESET(_var) \
59 do { \
60 bt_stream_put_ref(_var); \
61 (_var) = NULL; \
62 } while (0)
63
64 #define BT_STREAM_MOVE_REF(_var_dst, _var_src) \
65 do { \
66 bt_stream_put_ref(_var_dst); \
67 (_var_dst) = (_var_src); \
68 (_var_src) = NULL; \
69 } while (0)
70
71 #ifdef __cplusplus
72 }
73 #endif
74
75 #endif /* BABELTRACE_TRACE_IR_STREAM_CONST_H */
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