-#ifndef _LTTNG_UST_COMM_H
-#define _LTTNG_UST_COMM_H
-
/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- * Julien Desfossez <julien.desfossez@polymtl.ca>
- * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; only
- * version 2.1 of the License.
+ * SPDX-License-Identifier: LGPL-2.1-only
*
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011 Julien Desfossez <julien.desfossez@polymtl.ca>
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
/*
* These declarations should NOT be considered stable API.
*/
+#ifndef _LTTNG_UST_COMM_H
+#define _LTTNG_UST_COMM_H
+
#include <stdint.h>
#include <limits.h>
#include <unistd.h>
#include <lttng/ust-error.h>
#include <lttng/ust-compiler.h>
#include <lttng/ust-ctl.h>
+#include "ust-helper.h"
#ifndef LTTNG_PACKED
#error "LTTNG_PACKED should be defined"
* struct lttng_ust_field_iter field.
*/
-extern int ustcomm_create_unix_sock(const char *pathname);
-extern int ustcomm_connect_unix_sock(const char *pathname,
- long timeout);
-extern int ustcomm_accept_unix_sock(int sock);
-extern int ustcomm_listen_unix_sock(int sock);
-extern int ustcomm_close_unix_sock(int sock);
+LTTNG_HIDDEN
+int ustcomm_create_unix_sock(const char *pathname);
+LTTNG_HIDDEN
+int ustcomm_connect_unix_sock(const char *pathname,
+ long timeout);
+LTTNG_HIDDEN
+int ustcomm_accept_unix_sock(int sock);
+LTTNG_HIDDEN
+int ustcomm_listen_unix_sock(int sock);
+LTTNG_HIDDEN
+int ustcomm_close_unix_sock(int sock);
-extern ssize_t ustcomm_recv_unix_sock(int sock, void *buf, size_t len);
-extern ssize_t ustcomm_send_unix_sock(int sock, const void *buf, size_t len);
-extern ssize_t ustcomm_send_fds_unix_sock(int sock, int *fds, size_t nb_fd);
-extern ssize_t ustcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
+LTTNG_HIDDEN
+ssize_t ustcomm_recv_unix_sock(int sock, void *buf, size_t len);
+LTTNG_HIDDEN
+ssize_t ustcomm_send_unix_sock(int sock, const void *buf, size_t len);
+LTTNG_HIDDEN
+ssize_t ustcomm_send_fds_unix_sock(int sock, int *fds, size_t nb_fd);
+LTTNG_HIDDEN
+ssize_t ustcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
-extern const char *ustcomm_get_readable_code(int code);
-extern int ustcomm_send_app_msg(int sock, struct ustcomm_ust_msg *lum);
-extern int ustcomm_recv_app_reply(int sock, struct ustcomm_ust_reply *lur,
- uint32_t expected_handle, uint32_t expected_cmd);
-extern int ustcomm_send_app_cmd(int sock,
+LTTNG_HIDDEN
+const char *ustcomm_get_readable_code(int code);
+LTTNG_HIDDEN
+int ustcomm_send_app_msg(int sock, struct ustcomm_ust_msg *lum);
+LTTNG_HIDDEN
+int ustcomm_recv_app_reply(int sock, struct ustcomm_ust_reply *lur,
+ uint32_t expected_handle, uint32_t expected_cmd);
+LTTNG_HIDDEN
+int ustcomm_send_app_cmd(int sock,
struct ustcomm_ust_msg *lum,
struct ustcomm_ust_reply *lur);
+LTTNG_HIDDEN
int ustcomm_recv_fd(int sock);
+LTTNG_HIDDEN
ssize_t ustcomm_recv_channel_from_sessiond(int sock,
void **chan_data, uint64_t len, int *wakeup_fd);
+LTTNG_HIDDEN
int ustcomm_recv_stream_from_sessiond(int sock,
uint64_t *memory_map_size,
int *shm_fd, int *wakeup_fd);
+LTTNG_HIDDEN
ssize_t ustcomm_recv_event_notifier_notif_fd_from_sessiond(int sock,
int *event_notifier_notif_fd);
+LTTNG_HIDDEN
ssize_t ustcomm_recv_counter_from_sessiond(int sock,
void **counter_data, uint64_t len);
+LTTNG_HIDDEN
int ustcomm_recv_counter_shm_from_sessiond(int sock,
int *shm_fd);
* Returns 0 on success, negative error value on error.
* Returns -EPIPE or -ECONNRESET if other end has hung up.
*/
+LTTNG_HIDDEN
int ustcomm_send_reg_msg(int sock,
enum ustctl_socket_type type,
uint32_t bits_per_long,
* Returns 0 on success, negative error value on error.
* Returns -EPIPE or -ECONNRESET if other end has hung up.
*/
+LTTNG_HIDDEN
int ustcomm_register_event(int sock,
struct lttng_session *session,
int session_objd, /* session descriptor */
* Returns 0 on success, negative error value on error.
* Returns -EPIPE or -ECONNRESET if other end has hung up.
*/
+LTTNG_HIDDEN
int ustcomm_register_enum(int sock,
int session_objd, /* session descriptor */
const char *enum_name, /* enum name (input) */
* Returns 0 on success, negative error value on error.
* Returns -EPIPE or -ECONNRESET if other end has hung up.
*/
+LTTNG_HIDDEN
int ustcomm_register_channel(int sock,
struct lttng_session *session,
int session_objd, /* session descriptor */
uint32_t *chan_id, /* channel id (output) */
int *header_type); /* header type (output) */
+LTTNG_HIDDEN
int ustcomm_setsockopt_rcv_timeout(int sock, unsigned int msec);
+LTTNG_HIDDEN
int ustcomm_setsockopt_snd_timeout(int sock, unsigned int msec);
#endif /* _LTTNG_UST_COMM_H */
projects / lttng-ust.git / blobdiff