+++ /dev/null
-/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; only version 2
- * of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#ifndef _LTT_UST_APP_H
-#define _LTT_UST_APP_H
-
-#include <stdint.h>
-
-#include "trace-ust.h"
-
-/* lttng-ust supported version. */
-#define LTTNG_UST_COMM_MAJOR 2 /* comm protocol major version */
-#define UST_APP_MAJOR_VERSION 2 /* UST version supported */
-
-#define UST_APP_EVENT_LIST_SIZE 32
-
-extern int ust_consumerd64_fd, ust_consumerd32_fd;
-
-/*
- * Application registration data structure.
- */
-struct ust_register_msg {
- uint32_t major;
- uint32_t minor;
- pid_t pid;
- pid_t ppid;
- uid_t uid;
- gid_t gid;
- uint32_t bits_per_long;
- char name[16];
-};
-
-/*
- * Global applications HT used by the session daemon.
- */
-struct lttng_ht *ust_app_ht;
-
-struct lttng_ht *ust_app_sock_key_map;
-
-struct ust_app_key {
- pid_t pid;
- int sock;
- struct lttng_ht_node_ulong node;
-};
-
-struct ust_app_ctx {
- int handle;
- struct lttng_ust_context ctx;
- struct lttng_ust_object_data *obj;
- struct lttng_ht_node_ulong node;
-};
-
-struct ust_app_event {
- int enabled;
- int handle;
- struct lttng_ust_object_data *obj;
- struct lttng_ust_event attr;
- char name[LTTNG_UST_SYM_NAME_LEN];
- struct lttng_ht *ctx;
- struct lttng_ht_node_str node;
-};
-
-struct ust_app_channel {
- int enabled;
- int handle;
- char name[LTTNG_UST_SYM_NAME_LEN];
- struct lttng_ust_channel attr;
- struct lttng_ust_object_data *obj;
- struct ltt_ust_stream_list streams;
- struct lttng_ht *ctx;
- struct lttng_ht *events;
- struct lttng_ht_node_str node;
-};
-
-struct ust_app_session {
- int enabled;
- /* started: has the session been in started state at any time ? */
- int started; /* allows detection of start vs restart. */
- int handle; /* used has unique identifier for app session */
- int id; /* session unique identifier */
- struct ltt_ust_metadata *metadata;
- struct lttng_ht *channels; /* Registered channels */
- struct lttng_ht_node_ulong node;
- char path[PATH_MAX];
- /* UID/GID of the user owning the session */
- uid_t uid;
- gid_t gid;
-};
-
-/*
- * Registered traceable applications. Libust registers to the session daemon
- * and a linked list is kept of all running traceable app.
- */
-struct ust_app {
- pid_t ppid;
- uid_t uid; /* User ID that owns the apps */
- gid_t gid; /* Group ID that owns the apps */
- int bits_per_long;
- int compatible; /* If the lttng-ust tracer version does not match the
- supported version of the session daemon, this flag is
- set to 0 (NOT compatible) else 1. */
- struct lttng_ust_tracer_version version;
- uint32_t v_major; /* Verion major number */
- uint32_t v_minor; /* Verion minor number */
- char name[17]; /* Process name (short) */
- struct lttng_ht *sessions;
- struct lttng_ht_node_ulong node;
- struct ust_app_key key;
-};
-
-#ifdef HAVE_LIBLTTNG_UST_CTL
-
-int ust_app_register(struct ust_register_msg *msg, int sock);
-static inline
-int ust_app_register_done(int sock)
-{
- return ustctl_register_done(sock);
-}
-void ust_app_unregister(int sock);
-unsigned long ust_app_list_count(void);
-int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app);
-int ust_app_stop_trace(struct ltt_ust_session *usess, struct ust_app *app);
-int ust_app_start_trace_all(struct ltt_ust_session *usess);
-int ust_app_stop_trace_all(struct ltt_ust_session *usess);
-int ust_app_destroy_trace(struct ltt_ust_session *usess, struct ust_app *app);
-int ust_app_destroy_trace_all(struct ltt_ust_session *usess);
-int ust_app_list_events(struct lttng_event **events);
-int ust_app_create_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan);
-int ust_app_create_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
-int ust_app_disable_event_pid(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- pid_t pid);
-int ust_app_enable_event_pid(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- pid_t pid);
-int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan);
-int ust_app_enable_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan);
-int ust_app_enable_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
-int ust_app_disable_all_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan);
-int ust_app_enable_all_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan);
-int ust_app_disable_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
-int ust_app_add_ctx_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- struct ltt_ust_context *uctx);
-int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx);
-void ust_app_global_update(struct ltt_ust_session *usess, int sock);
-
-void ust_app_clean_list(void);
-void ust_app_ht_alloc(void);
-struct lttng_ht *ust_app_get_ht(void);
-struct ust_app *ust_app_find_by_pid(pid_t pid);
-int ust_app_validate_version(int sock);
-int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate);
-
-#else /* HAVE_LIBLTTNG_UST_CTL */
-
-static inline
-int ust_app_destroy_trace_all(struct ltt_ust_session *usess)
-{
- return 0;
-}
-static inline
-int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app)
-{
- return 0;
-}
-static inline
-int ust_app_start_trace_all(struct ltt_ust_session *usess)
-{
- return 0;
-}
-static inline
-int ust_app_stop_trace_all(struct ltt_ust_session *usess)
-{
- return 0;
-}
-static inline
-int ust_app_list_events(struct lttng_event **events)
-{
- return 0;
-}
-static inline
-int ust_app_register(struct ust_register_msg *msg, int sock)
-{
- return -ENOSYS;
-}
-static inline
-int ust_app_register_done(int sock)
-{
- return -ENOSYS;
-}
-static inline
-void ust_app_unregister(int sock)
-{
-}
-static inline
-unsigned int ust_app_list_count(void)
-{
- return 0;
-}
-static inline
-void ust_app_lock_list(void)
-{
-}
-static inline
-void ust_app_unlock_list(void)
-{
-}
-static inline
-void ust_app_clean_list(void)
-{
-}
-static inline
-struct ust_app_list *ust_app_get_list(void)
-{
- return NULL;
-}
-static inline
-struct ust_app *ust_app_get_by_pid(pid_t pid)
-{
- return NULL;
-}
-static inline
-struct lttng_ht *ust_app_get_ht(void)
-{
- return NULL;
-}
-static inline
-void ust_app_ht_alloc(void)
-{}
-static inline
-void ust_app_global_update(struct ltt_ust_session *usess, int sock)
-{}
-static inline
-int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan)
-{
- return 0;
-}
-static inline
-int ust_app_enable_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan)
-{
- return 0;
-}
-static inline
-int ust_app_create_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan)
-{
- return 0;
-}
-static inline
-int ust_app_disable_all_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan)
-{
- return 0;
-}
-static inline
-int ust_app_enable_all_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan)
-{
- return 0;
-}
-static inline
-int ust_app_create_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
-{
- return 0;
-}
-static inline
-int ust_app_disable_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
-{
- return 0;
-}
-static inline
-int ust_app_enable_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
-{
- return 0;
-}
-static inline
-int ust_app_add_ctx_event_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- struct ltt_ust_context *uctx)
-{
- return 0;
-}
-static inline
-int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx)
-{
- return 0;
-}
-static inline
-int ust_app_enable_event_pid(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- pid_t pid)
-{
- return 0;
-}
-static inline
-int ust_app_disable_event_pid(struct ltt_ust_session *usess,
- struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
- pid_t pid)
-{
- return 0;
-}
-static inline
-int ust_app_validate_version(int sock)
-{
- return 0;
-}
-static inline
-int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate)
-{
- return 0;
-}
-
-#endif /* HAVE_LIBLTTNG_UST_CTL */
-
-#endif /* _LTT_UST_APP_H */
projects / lttng-tools.git / blobdiff