-#ifndef _LTTNG_UST_EVENTS_H
-#define _LTTNG_UST_EVENTS_H
-
/*
- * lttng/ust-events.h
+ * SPDX-License-Identifier: MIT
*
- * Copyright 2010-2012 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Holds LTTng per-session event registry.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
+#ifndef _LTTNG_UST_EVENTS_H
+#define _LTTNG_UST_EVENTS_H
+
#include <urcu/list.h>
#include <urcu/hlist.h>
#include <stddef.h>
#include <stdint.h>
-#include <lttng/ust-config.h>
#include <lttng/ust-abi.h>
#include <lttng/ust-tracer.h>
#include <lttng/ust-endian.h>
struct lttng_channel;
struct lttng_session;
struct lttng_ust_lib_ring_buffer_ctx;
-struct lttng_ust_context_app;
struct lttng_event_field;
struct lttng_event_notifier;
struct lttng_event_notifier_group;
* tracer. Those structures have padding for future extension.
*/
-/*
- * LTTng client type enumeration. Used by the consumer to map the
- * callbacks from its own address space.
- */
-enum lttng_client_types {
- LTTNG_CLIENT_METADATA = 0,
- LTTNG_CLIENT_DISCARD = 1,
- LTTNG_CLIENT_OVERWRITE = 2,
- LTTNG_CLIENT_DISCARD_RT = 3,
- LTTNG_CLIENT_OVERWRITE_RT = 4,
- LTTNG_NR_CLIENT_TYPES,
-};
-
/* Type description */
/* Update the astract_types name table in lttng-types.c along with this enum */
/* Data structures used by the tracer. */
-enum lttng_enabler_format_type {
- LTTNG_ENABLER_FORMAT_STAR_GLOB,
- LTTNG_ENABLER_FORMAT_EVENT,
-};
-
-/*
- * Enabler field, within whatever object is enabling an event. Target of
- * backward reference.
- */
-struct lttng_enabler {
- enum lttng_enabler_format_type format_type;
-
- /* head list of struct lttng_ust_filter_bytecode_node */
- struct cds_list_head filter_bytecode_head;
- /* head list of struct lttng_ust_excluder_node */
- struct cds_list_head excluder_head;
-
- struct lttng_ust_event event_param;
- unsigned int enabled:1;
-};
-
struct tp_list_entry {
struct lttng_ust_tracepoint_iter tp;
struct cds_list_head head;
int lttng_channel_enable(struct lttng_channel *channel);
int lttng_channel_disable(struct lttng_channel *channel);
-int lttng_attach_context(struct lttng_ust_context *context_param,
- union ust_args *uargs,
- struct lttng_ctx **ctx, struct lttng_session *session);
void lttng_transport_register(struct lttng_transport *transport);
void lttng_transport_unregister(struct lttng_transport *transport);
int lttng_fix_pending_events(void);
int lttng_probes_init(void);
void lttng_probes_exit(void);
-int lttng_find_context(struct lttng_ctx *ctx, const char *name);
-int lttng_get_context_index(struct lttng_ctx *ctx, const char *name);
-struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx_p);
-void lttng_context_update(struct lttng_ctx *ctx);
-void lttng_remove_context_field(struct lttng_ctx **ctx_p,
- struct lttng_ctx_field *field);
-void lttng_destroy_context(struct lttng_ctx *ctx);
-int lttng_add_vtid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vpid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_pthread_id_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_procname_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_ip_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_cpu_id_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_dyntest_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_cgroup_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_ipc_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_mnt_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_net_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_pid_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_user_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_uts_ns_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vuid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_veuid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vsuid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vgid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vegid_to_ctx(struct lttng_ctx **ctx);
-int lttng_add_vsgid_to_ctx(struct lttng_ctx **ctx);
-void lttng_context_vtid_reset(void);
-void lttng_context_vpid_reset(void);
-void lttng_context_procname_reset(void);
-void lttng_context_cgroup_ns_reset(void);
-void lttng_context_ipc_ns_reset(void);
-void lttng_context_mnt_ns_reset(void);
-void lttng_context_net_ns_reset(void);
-void lttng_context_pid_ns_reset(void);
-void lttng_context_user_ns_reset(void);
-void lttng_context_uts_ns_reset(void);
-void lttng_context_vuid_reset(void);
-void lttng_context_veuid_reset(void);
-void lttng_context_vsuid_reset(void);
-void lttng_context_vgid_reset(void);
-void lttng_context_vegid_reset(void);
-void lttng_context_vsgid_reset(void);
-
-#ifdef LTTNG_UST_HAVE_PERF_EVENT
-int lttng_add_perf_counter_to_ctx(uint32_t type,
- uint64_t config,
- const char *name,
- struct lttng_ctx **ctx);
-int lttng_perf_counter_init(void);
-void lttng_perf_counter_exit(void);
-#else /* #ifdef LTTNG_UST_HAVE_PERF_EVENT */
-static inline
-int lttng_add_perf_counter_to_ctx(uint32_t type,
- uint64_t config,
- const char *name,
- struct lttng_ctx **ctx)
-{
- return -ENOSYS;
-}
-static inline
-int lttng_perf_counter_init(void)
-{
- return 0;
-}
-static inline
-void lttng_perf_counter_exit(void)
-{
-}
-#endif /* #else #ifdef LTTNG_UST_HAVE_PERF_EVENT */
-extern const struct lttng_ust_client_lib_ring_buffer_client_cb *lttng_client_callbacks_metadata;
-extern const struct lttng_ust_client_lib_ring_buffer_client_cb *lttng_client_callbacks_discard;
-extern const struct lttng_ust_client_lib_ring_buffer_client_cb *lttng_client_callbacks_overwrite;
+/*
+ * Can be used by applications that change their procname to clear the ust cached value.
+ */
+void lttng_context_procname_reset(void);
struct lttng_transport *lttng_transport_find(const char *name);
const struct lttng_enum_desc *enum_desc);
void lttng_ust_dl_update(void *ip);
-void lttng_ust_fixup_fd_tracker_tls(void);
#ifdef __cplusplus
}
projects / lttng-ust.git / blobdiff