projects / lttng-ust.git / blame
| Commit | Line | Data |
|---|---|---|
| 8cd08025 MJ |
1 | /* |
| 2 | * SPDX-License-Identifier: LGPL-2.1-only | |
| 3 | * | |
| 4 | * Copyright (C) 2005-2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 5 | * | |
| 6 | * This contains the definitions for the Linux Trace Toolkit tracer. | |
| 7 | * | |
| 8 | * Ported to userspace by Pierre-Marc Fournier. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef _UST_COMMON_TRACER_H | |
| 12 | #define _UST_COMMON_TRACER_H | |
| 13 | ||
| 14 | #include <stddef.h> | |
| 15 | ||
| 16 | #include "common/events.h" | |
| 17 | ||
| 18 | /* Tracer properties */ | |
| 19 | #define CTF_MAGIC_NUMBER 0xC1FC1FC1 | |
| 20 | #define TSDL_MAGIC_NUMBER 0x75D11D57 | |
| 21 | ||
| 22 | /* CTF specification version followed */ | |
| 23 | #define CTF_SPEC_MAJOR 1 | |
| 24 | #define CTF_SPEC_MINOR 8 | |
| 25 | ||
| 26 | #define LTTNG_RFLAG_EXTENDED RING_BUFFER_RFLAG_END | |
| 27 | #define LTTNG_RFLAG_END (LTTNG_RFLAG_EXTENDED << 1) | |
| 28 | ||
| 29 | /* | |
| 30 | * LTTng client type enumeration. Used by the consumer to map the | |
| 31 | * callbacks from its own address space. | |
| 32 | */ | |
| 33 | enum lttng_client_types { | |
| 34 | LTTNG_CLIENT_METADATA = 0, | |
| 35 | LTTNG_CLIENT_DISCARD = 1, | |
| 36 | LTTNG_CLIENT_OVERWRITE = 2, | |
| 37 | LTTNG_CLIENT_DISCARD_RT = 3, | |
| 38 | LTTNG_CLIENT_OVERWRITE_RT = 4, | |
| 39 | LTTNG_NR_CLIENT_TYPES, | |
| 40 | }; | |
| 41 | ||
| 42 | struct lttng_transport *lttng_ust_transport_find(const char *name) | |
| 43 | __attribute__((visibility("hidden"))); | |
| 44 | ||
| 45 | void lttng_transport_register(struct lttng_transport *transport) | |
| 46 | __attribute__((visibility("hidden"))); | |
| 47 | ||
| 48 | void lttng_transport_unregister(struct lttng_transport *transport) | |
| 49 | __attribute__((visibility("hidden"))); | |
| 50 | ||
| 51 | ||
| 52 | struct lttng_counter_transport *lttng_counter_transport_find(const char *name) | |
| 53 | __attribute__((visibility("hidden"))); | |
| 54 | ||
| 55 | void lttng_counter_transport_register(struct lttng_counter_transport *transport) | |
| 56 | __attribute__((visibility("hidden"))); | |
| 57 | ||
| 58 | void lttng_counter_transport_unregister(struct lttng_counter_transport *transport) | |
| 59 | __attribute__((visibility("hidden"))); | |
| 60 | ||
| 61 | ||
| 62 | size_t lttng_ust_dummy_get_size(void *priv, struct lttng_ust_probe_ctx *probe_ctx, | |
| 63 | size_t offset) | |
| 64 | __attribute__((visibility("hidden"))); | |
| 65 | ||
| 66 | void lttng_ust_dummy_record(void *priv, struct lttng_ust_probe_ctx *probe_ctx, | |
| 67 | struct lttng_ust_ring_buffer_ctx *ctx, | |
| 68 | struct lttng_ust_channel_buffer *chan) | |
| 69 | __attribute__((visibility("hidden"))); | |
| 70 | ||
| 71 | void lttng_ust_dummy_get_value(void *priv, struct lttng_ust_probe_ctx *probe_ctx, | |
| 72 | struct lttng_ust_ctx_value *value) | |
| 73 | __attribute__((visibility("hidden"))); | |
| 74 | ||
| 75 | int lttng_context_is_app(const char *name) | |
| 76 | __attribute__((visibility("hidden"))); | |
| 77 | ||
| 78 | struct lttng_ust_channel_buffer *lttng_ust_alloc_channel_buffer(void) | |
| 79 | __attribute__((visibility("hidden"))); | |
| 80 | ||
| 81 | void lttng_ust_free_channel_common(struct lttng_ust_channel_common *chan) | |
| 82 | __attribute__((visibility("hidden"))); | |
| 83 | ||
| 84 | #endif /* _UST_COMMON_TRACER_H */ |