projects / lttng-ust.git / blame
| Commit | Line | Data |
|---|---|---|
| 4fbf9cd1 | 1 | /* |
| c0c0989a MJ |
2 | * SPDX-License-Identifier: LGPL-2.1-only |
| 3 | * | |
| 4fbf9cd1 MD |
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. | |
| 4fbf9cd1 MD |
9 | */ |
| 10 | ||
| c0c0989a MJ |
11 | #ifndef _LTTNG_TRACER_H |
| 12 | #define _LTTNG_TRACER_H | |
| 13 | ||
| 4fbf9cd1 MD |
14 | #include <stdarg.h> |
| 15 | #include <stdint.h> | |
| 4318ae1b | 16 | #include <lttng/ust-events.h> |
| 7dd08bec | 17 | #include "lttng-tracer-core.h" |
| 4fbf9cd1 | 18 | |
| 4fbf9cd1 MD |
19 | /* Tracer properties */ |
| 20 | #define CTF_MAGIC_NUMBER 0xC1FC1FC1 | |
| 21 | #define TSDL_MAGIC_NUMBER 0x75D11D57 | |
| 8a98a75d MD |
22 | |
| 23 | /* CTF specification version followed */ | |
| 24 | #define CTF_SPEC_MAJOR 1 | |
| 25 | #define CTF_SPEC_MINOR 8 | |
| 26 | ||
| 4fbf9cd1 MD |
27 | /* |
| 28 | * Number of milliseconds to retry before failing metadata writes on buffer full | |
| 29 | * condition. (10 seconds) | |
| 30 | */ | |
| 31 | #define LTTNG_METADATA_TIMEOUT_MSEC 10000 | |
| 32 | ||
| 7dd08bec MD |
33 | #define LTTNG_RFLAG_EXTENDED RING_BUFFER_RFLAG_END |
| 34 | #define LTTNG_RFLAG_END (LTTNG_RFLAG_EXTENDED << 1) | |
| 4fbf9cd1 | 35 | |
| b4eb3dfa MJ |
36 | /* |
| 37 | * LTTng client type enumeration. Used by the consumer to map the | |
| 38 | * callbacks from its own address space. | |
| 39 | */ | |
| 40 | enum lttng_client_types { | |
| 41 | LTTNG_CLIENT_METADATA = 0, | |
| 42 | LTTNG_CLIENT_DISCARD = 1, | |
| 43 | LTTNG_CLIENT_OVERWRITE = 2, | |
| 44 | LTTNG_CLIENT_DISCARD_RT = 3, | |
| 45 | LTTNG_CLIENT_OVERWRITE_RT = 4, | |
| 46 | LTTNG_NR_CLIENT_TYPES, | |
| 47 | }; | |
| 48 | ||
| 7dd08bec | 49 | #endif /* _LTTNG_TRACER_H */ |