| | 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 core definitions for the Linux Trace Toolkit. |
| | 7 | */ |
| | 8 | |
| | 9 | #ifndef _LTTNG_TRACER_CORE_H |
| | 10 | #define _LTTNG_TRACER_CORE_H |
| | 11 | |
| | 12 | #include <stddef.h> |
| | 13 | #include <urcu/arch.h> |
| | 14 | #include <urcu/list.h> |
| | 15 | #include <lttng/ust-tracer.h> |
| | 16 | #include <lttng/ust-ringbuffer-context.h> |
| | 17 | #include "common/logging.h" |
| | 18 | |
| | 19 | enum lttng_ust_init_thread_flags { |
| | 20 | LTTNG_UST_INIT_THREAD_CONTEXT_CACHE = (1 << 0), |
| | 21 | LTTNG_UST_INIT_THREAD_MASK = (LTTNG_UST_INIT_THREAD_CONTEXT_CACHE << 1) - 1, |
| | 22 | }; |
| | 23 | |
| | 24 | struct lttng_ust_session; |
| | 25 | struct lttng_ust_channel_buffer; |
| | 26 | struct lttng_ust_ctx_field; |
| | 27 | struct lttng_ust_ring_buffer_ctx; |
| | 28 | struct lttng_ust_ctx_value; |
| | 29 | struct lttng_ust_event_recorder; |
| | 30 | struct lttng_ust_event_notifier; |
| | 31 | struct lttng_ust_notification_ctx; |
| | 32 | |
| | 33 | int ust_lock(void) __attribute__ ((warn_unused_result)) |
| | 34 | __attribute__((visibility("hidden"))); |
| | 35 | |
| | 36 | void ust_lock_nocheck(void) |
| | 37 | __attribute__((visibility("hidden"))); |
| | 38 | |
| | 39 | void ust_unlock(void) |
| | 40 | __attribute__((visibility("hidden"))); |
| | 41 | |
| | 42 | void lttng_ust_common_init_thread(int flags) |
| | 43 | __attribute__((visibility("hidden"))); |
| | 44 | |
| | 45 | void lttng_ust_vtid_init_thread(int flags) |
| | 46 | __attribute__((visibility("hidden"))); |
| | 47 | |
| | 48 | void lttng_ust_procname_init_thread(int flags) |
| | 49 | __attribute__((visibility("hidden"))); |
| | 50 | |
| | 51 | void lttng_ust_cgroup_ns_init_thread(int flags) |
| | 52 | __attribute__((visibility("hidden"))); |
| | 53 | |
| | 54 | void lttng_ust_ipc_ns_init_thread(int flags) |
| | 55 | __attribute__((visibility("hidden"))); |
| | 56 | |
| | 57 | void lttng_ust_net_ns_init_thread(int flags) |
| | 58 | __attribute__((visibility("hidden"))); |
| | 59 | |
| | 60 | void lttng_ust_time_ns_init_thread(int flags) |
| | 61 | __attribute__((visibility("hidden"))); |
| | 62 | |
| | 63 | void lttng_ust_uts_ns_init_thread(int flags) |
| | 64 | __attribute__((visibility("hidden"))); |
| | 65 | |
| | 66 | const char *lttng_ust_obj_get_name(int id) |
| | 67 | __attribute__((visibility("hidden"))); |
| | 68 | |
| | 69 | int lttng_get_notify_socket(void *owner) |
| | 70 | __attribute__((visibility("hidden"))); |
| | 71 | |
| | 72 | char* lttng_ust_sockinfo_get_procname(void *owner) |
| | 73 | __attribute__((visibility("hidden"))); |
| | 74 | |
| | 75 | void lttng_ust_sockinfo_session_enabled(void *owner) |
| | 76 | __attribute__((visibility("hidden"))); |
| | 77 | |
| | 78 | void lttng_event_notifier_notification_send( |
| | 79 | const struct lttng_ust_event_notifier *event_notifier, |
| | 80 | const char *stack_data, |
| | 81 | struct lttng_ust_probe_ctx *probe_ctx, |
| | 82 | struct lttng_ust_notification_ctx *notif_ctx) |
| | 83 | __attribute__((visibility("hidden"))); |
| | 84 | |
| | 85 | #ifdef HAVE_LINUX_PERF_EVENT_H |
| | 86 | void lttng_ust_perf_counter_init_thread(int flags) |
| | 87 | __attribute__((visibility("hidden"))); |
| | 88 | |
| | 89 | void lttng_perf_lock(void) |
| | 90 | __attribute__((visibility("hidden"))); |
| | 91 | |
| | 92 | void lttng_perf_unlock(void) |
| | 93 | __attribute__((visibility("hidden"))); |
| | 94 | #else /* #ifdef HAVE_LINUX_PERF_EVENT_H */ |
| | 95 | static inline |
| | 96 | void lttng_ust_perf_counter_init_thread(int flags __attribute__((unused))) |
| | 97 | { |
| | 98 | } |
| | 99 | static inline |
| | 100 | void lttng_perf_lock(void) |
| | 101 | { |
| | 102 | } |
| | 103 | static inline |
| | 104 | void lttng_perf_unlock(void) |
| | 105 | { |
| | 106 | } |
| | 107 | #endif /* #else #ifdef HAVE_LINUX_PERF_EVENT_H */ |
| | 108 | |
| | 109 | #endif /* _LTTNG_TRACER_CORE_H */ |
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