1 #ifndef _LTTNG_UST_MSGPACK_H
2 #define _LTTNG_UST_MSGPACK_H
7 * Copyright (C) 2020 Francis Deslauriers <francis.deslauriers@efficios.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; only
12 * version 2.1 of the License.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 #include <linux/types.h>
27 #else /* __KERNEL__ */
30 #endif /* __KERNEL__ */
32 struct lttng_msgpack_writer
{
35 const uint8_t *end_write_pos
;
36 uint8_t array_nesting
;
41 void lttng_msgpack_writer_init(
42 struct lttng_msgpack_writer
*writer
,
43 uint8_t *buffer
, size_t size
);
46 void lttng_msgpack_writer_fini(struct lttng_msgpack_writer
*writer
);
49 int lttng_msgpack_write_nil(struct lttng_msgpack_writer
*writer
);
51 int lttng_msgpack_write_true(struct lttng_msgpack_writer
*writer
);
53 int lttng_msgpack_write_false(struct lttng_msgpack_writer
*writer
);
55 int lttng_msgpack_write_unsigned_integer(
56 struct lttng_msgpack_writer
*writer
, uint64_t value
);
58 int lttng_msgpack_write_signed_integer(
59 struct lttng_msgpack_writer
*writer
, int64_t value
);
61 int lttng_msgpack_write_double(struct lttng_msgpack_writer
*writer
, double value
);
63 int lttng_msgpack_write_str(struct lttng_msgpack_writer
*writer
,
66 int lttng_msgpack_begin_map(struct lttng_msgpack_writer
*writer
, size_t count
);
68 int lttng_msgpack_end_map(struct lttng_msgpack_writer
*writer
);
70 int lttng_msgpack_begin_array(
71 struct lttng_msgpack_writer
*writer
, size_t count
);
73 int lttng_msgpack_end_array(struct lttng_msgpack_writer
*writer
);
75 #endif /* _LTTNG_UST_MSGPACK_H */
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