X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=ltt-sessiond%2Ftrace-ust.h;fp=ltt-sessiond%2Ftrace-ust.h;h=0000000000000000000000000000000000000000;hp=aea7e714f03b27b2909c29b225012d3774e19397;hb=322585731ced1adba36cddcb8bdd5d997d1b2e3e;hpb=1316184615e422526ef4fae68f980443414969c1 diff --git a/ltt-sessiond/trace-ust.h b/ltt-sessiond/trace-ust.h deleted file mode 100644 index aea7e714f..000000000 --- a/ltt-sessiond/trace-ust.h +++ /dev/null @@ -1,203 +0,0 @@ -/* - * Copyright (C) 2011 - David Goulet - * - * 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_TRACE_UST_H -#define _LTT_TRACE_UST_H - -#include -#include -#include -#include -#include - -#include "ust-ctl.h" - -#include "../hashtable/rculfhash.h" - -/* UST Stream list */ -struct ltt_ust_stream_list { - unsigned int count; - struct cds_list_head head; -}; - -/* Context hash table nodes */ -struct ltt_ust_context { - struct lttng_ust_context ctx; - struct cds_lfht_node node; -}; - -/* UST event */ -struct ltt_ust_event { - struct lttng_ust_event attr; - struct cds_lfht *ctx; - struct cds_lfht_node node; -}; - -/* UST stream */ -struct ltt_ust_stream { - int handle; - char pathname[PATH_MAX]; - struct lttng_ust_object_data *obj; - struct cds_lfht_node node; -}; - -/* UST channel */ -struct ltt_ust_channel { - char name[LTTNG_UST_SYM_NAME_LEN]; - char pathname[PATH_MAX]; - struct lttng_ust_channel attr; - struct cds_lfht *ctx; - struct cds_lfht *events; - struct cds_lfht_node node; -}; - -/* UST Metadata */ -struct ltt_ust_metadata { - int handle; - struct lttng_ust_object_data *obj; - char pathname[PATH_MAX]; /* Trace file path name */ - struct lttng_ust_channel attr; - struct lttng_ust_object_data *stream_obj; -}; - -/* UST domain global (LTTNG_DOMAIN_UST) */ -struct ltt_ust_domain_global { - struct cds_lfht *channels; -}; - -/* UST domain pid (LTTNG_DOMAIN_UST_PID) */ -struct ltt_ust_domain_pid { - pid_t pid; - struct cds_lfht *channels; - struct cds_lfht_node node; -}; - -/* UST domain exec name (LTTNG_DOMAIN_UST_EXEC_NAME) */ -struct ltt_ust_domain_exec { - char exec_name[LTTNG_UST_SYM_NAME_LEN]; - struct cds_lfht *channels; - struct cds_lfht_node node; -}; - -/* UST session */ -struct ltt_ust_session { - int uid; /* Unique identifier of session */ - int consumer_fds_sent; - int consumer_fd; - char pathname[PATH_MAX]; - struct ltt_ust_domain_global domain_global; - /* - * Those two hash tables contains data for a specific UST domain and each - * contains a HT of channels. See ltt_ust_domain_exec and - * ltt_ust_domain_pid data structures. - */ - struct cds_lfht *domain_pid; - struct cds_lfht *domain_exec; -}; - -#ifdef CONFIG_LTTNG_TOOLS_HAVE_UST - -/* - * Lookup functions. NULL is returned if not found. - */ -struct ltt_ust_event *trace_ust_find_event_by_name(struct cds_lfht *ht, - char *name); -struct ltt_ust_channel *trace_ust_find_channel_by_name(struct cds_lfht *ht, - char *name); - -/* - * Create functions malloc() the data structure. - */ -struct ltt_ust_session *trace_ust_create_session(char *path, unsigned int uid, - struct lttng_domain *domain); -struct ltt_ust_channel *trace_ust_create_channel(struct lttng_channel *attr, - char *path); -struct ltt_ust_event *trace_ust_create_event(struct lttng_event *ev); -struct ltt_ust_metadata *trace_ust_create_metadata(char *path); - -/* - * Destroy functions free() the data structure and remove from linked list if - * it's applies. - */ -void trace_ust_destroy_session(struct ltt_ust_session *session); -void trace_ust_destroy_metadata(struct ltt_ust_metadata *metadata); -void trace_ust_destroy_channel(struct ltt_ust_channel *channel); -void trace_ust_destroy_event(struct ltt_ust_event *event); - -#else - -static inline -struct ltt_ust_event *trace_ust_find_event_by_name(struct cds_lfht *ht, - char *name) -{ - return NULL; -} - -static inline -struct ltt_ust_channel *trace_ust_find_channel_by_name(struct cds_lfht *ht, - char *name) -{ - return NULL; -} - -static inline -struct ltt_ust_session *trace_ust_create_session(char *path, pid_t pid, - struct lttng_domain *domain) -{ - return NULL; -} -static inline -struct ltt_ust_channel *trace_ust_create_channel(struct lttng_channel *attr, - char *path) -{ - return NULL; -} -static inline -struct ltt_ust_event *trace_ust_create_event(struct lttng_event *ev) -{ - return NULL; -} -static inline -struct ltt_ust_metadata *trace_ust_create_metadata(char *path) -{ - return NULL; -} - -static inline -void trace_ust_destroy_session(struct ltt_ust_session *session) -{ -} - -static inline -void trace_ust_destroy_metadata(struct ltt_ust_metadata *metadata) -{ -} - -static inline -void trace_ust_destroy_channel(struct ltt_ust_channel *channel) -{ -} - -static inline -void trace_ust_destroy_event(struct ltt_ust_event *event) -{ -} - -#endif /* CONFIG_CONFIG_LTTNG_TOOLS_HAVE_UST */ - -#endif /* _LTT_TRACE_UST_H */