projects / lttng-ust.git / blame
| Commit | Line | Data |
|---|---|---|
| 49705576 | 1 | /* |
| c0c0989a | 2 | * SPDX-License-Identifier: LGPL-2.1-only |
| 49705576 FD |
3 | * |
| 4 | * Copyright (C) 2020 Francis Deslauriers <francis.deslauriers@efficios.com> | |
| 49705576 FD |
5 | */ |
| 6 | ||
| c0c0989a MJ |
7 | #ifndef _LTTNG_UST_MSGPACK_H |
| 8 | #define _LTTNG_UST_MSGPACK_H | |
| 9 | ||
| 49705576 FD |
10 | #include <stddef.h> |
| 11 | #ifdef __KERNEL__ | |
| 12 | #include <linux/types.h> | |
| 13 | #else /* __KERNEL__ */ | |
| 14 | #include <stdint.h> | |
| cce1f4b6 | 15 | #include "helper.h" |
| 49705576 FD |
16 | #endif /* __KERNEL__ */ |
| 17 | ||
| 18 | struct lttng_msgpack_writer { | |
| 19 | uint8_t *buffer; | |
| 20 | uint8_t *write_pos; | |
| 21 | const uint8_t *end_write_pos; | |
| 22 | uint8_t array_nesting; | |
| 23 | uint8_t map_nesting; | |
| 24 | }; | |
| 25 | ||
| cce1f4b6 | 26 | LTTNG_HIDDEN |
| 49705576 FD |
27 | void lttng_msgpack_writer_init( |
| 28 | struct lttng_msgpack_writer *writer, | |
| 29 | uint8_t *buffer, size_t size); | |
| 30 | ||
| cce1f4b6 | 31 | LTTNG_HIDDEN |
| 49705576 FD |
32 | void lttng_msgpack_writer_fini(struct lttng_msgpack_writer *writer); |
| 33 | ||
| cce1f4b6 | 34 | LTTNG_HIDDEN |
| 49705576 | 35 | int lttng_msgpack_write_nil(struct lttng_msgpack_writer *writer); |
| cce1f4b6 | 36 | LTTNG_HIDDEN |
| 49705576 | 37 | int lttng_msgpack_write_true(struct lttng_msgpack_writer *writer); |
| cce1f4b6 | 38 | LTTNG_HIDDEN |
| 49705576 | 39 | int lttng_msgpack_write_false(struct lttng_msgpack_writer *writer); |
| cce1f4b6 | 40 | LTTNG_HIDDEN |
| 49705576 FD |
41 | int lttng_msgpack_write_unsigned_integer( |
| 42 | struct lttng_msgpack_writer *writer, uint64_t value); | |
| cce1f4b6 | 43 | LTTNG_HIDDEN |
| 49705576 FD |
44 | int lttng_msgpack_write_signed_integer( |
| 45 | struct lttng_msgpack_writer *writer, int64_t value); | |
| cce1f4b6 | 46 | LTTNG_HIDDEN |
| 49705576 | 47 | int lttng_msgpack_write_double(struct lttng_msgpack_writer *writer, double value); |
| cce1f4b6 | 48 | LTTNG_HIDDEN |
| 49705576 FD |
49 | int lttng_msgpack_write_str(struct lttng_msgpack_writer *writer, |
| 50 | const char *value); | |
| cce1f4b6 | 51 | LTTNG_HIDDEN |
| 49705576 | 52 | int lttng_msgpack_begin_map(struct lttng_msgpack_writer *writer, size_t count); |
| cce1f4b6 | 53 | LTTNG_HIDDEN |
| 49705576 | 54 | int lttng_msgpack_end_map(struct lttng_msgpack_writer *writer); |
| cce1f4b6 | 55 | LTTNG_HIDDEN |
| 49705576 FD |
56 | int lttng_msgpack_begin_array( |
| 57 | struct lttng_msgpack_writer *writer, size_t count); | |
| cce1f4b6 | 58 | LTTNG_HIDDEN |
| 49705576 FD |
59 | int lttng_msgpack_end_array(struct lttng_msgpack_writer *writer); |
| 60 | ||
| 61 | #endif /* _LTTNG_UST_MSGPACK_H */ |