ust-fd: Add close_range declaration

[lttng-ust.git] / include / ust-comm.h

diff --git a/include/ust-comm.h b/include/ust-comm.h
deleted file mode 100644 (file)
index 0eca73a..0000000
--- a/include/ust-comm.h
+++ /dev/null
@@ -1,131 +0,0 @@
-#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.
- *
- * 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
- */
-
-/*
- * This header is meant for liblttng and libust internal use ONLY.
- * These declarations should NOT be considered stable API.
- */
-
-#include <limits.h>
-#include <unistd.h>
-#include <lttng/ust-abi.h>
-#include <lttng/ust-error.h>
-#include <lttng/ust-compiler.h>
-
-/*
- * Default timeout the application waits for the sessiond to send its
- * "register done" command. Can be overridden with the environment
- * variable "LTTNG_UST_REGISTER_TIMEOUT". Note that if the sessiond is not
- * found, the application proceeds directly without any delay.
- */
-#define LTTNG_UST_DEFAULT_CONSTRUCTOR_TIMEOUT_MS       3000
-
-#define LTTNG_RUNDIR                        "/var/run/lttng"
-#define LTTNG_HOME_RUNDIR                   "%s/.lttng"
-
-/* Default unix socket path */
-#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK     LTTNG_RUNDIR "/client-lttng-sessiond"
-#define DEFAULT_GLOBAL_APPS_UNIX_SOCK       LTTNG_RUNDIR "/apps-lttng-sessiond"
-#define DEFAULT_HOME_APPS_UNIX_SOCK         LTTNG_HOME_RUNDIR "/apps-lttng-sessiond"
-#define DEFAULT_HOME_CLIENT_UNIX_SOCK       LTTNG_HOME_RUNDIR "/client-lttng-sessiond"
-
-#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH   "/lttng-ust-apps-wait"
-#define DEFAULT_HOME_APPS_WAIT_SHM_PATH     "/lttng-ust-apps-wait-%u"
-
-/* Queue size of listen(2) */
-#define LTTNG_UST_COMM_MAX_LISTEN 10
-
-/*
- * Data structure for the commands sent from sessiond to UST.
- */
-struct ustcomm_ust_msg {
-       uint32_t handle;
-       uint32_t cmd;
-       union {
-               struct lttng_ust_channel channel;
-               struct lttng_ust_stream stream;
-               struct lttng_ust_event event;
-               struct lttng_ust_context context;
-               struct lttng_ust_tracer_version version;
-               struct lttng_ust_tracepoint_iter tracepoint;
-               struct {
-                       uint32_t data_size;     /* following filter data */
-                       uint32_t reloc_offset;
-                       uint64_t seqnum;
-               } LTTNG_PACKED filter;
-       } u;
-} LTTNG_PACKED;
-
-/*
- * Data structure for the response from UST to the session daemon.
- * cmd_type is sent back in the reply for validation.
- */
-struct ustcomm_ust_reply {
-       uint32_t handle;
-       uint32_t cmd;
-       uint32_t ret_code;      /* enum enum ustcomm_return_code */
-       uint32_t ret_val;       /* return value */
-       union {
-               struct {
-                       uint64_t memory_map_size;
-               } LTTNG_PACKED channel;
-               struct {
-                       uint64_t memory_map_size;
-               } LTTNG_PACKED stream;
-               struct lttng_ust_tracer_version version;
-               struct lttng_ust_tracepoint_iter tracepoint;
-       } u;
-} LTTNG_PACKED;
-
-/*
- * LTTNG_UST_TRACEPOINT_FIELD_LIST reply is followed by a
- * struct lttng_ust_field_iter field.
- */
-
-extern int ustcomm_create_unix_sock(const char *pathname);
-extern int ustcomm_connect_unix_sock(const char *pathname);
-extern int ustcomm_accept_unix_sock(int sock);
-extern int ustcomm_listen_unix_sock(int sock);
-extern 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, 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);
-
-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,
-               struct ustcomm_ust_msg *lum,
-               struct ustcomm_ust_reply *lur);
-int ustcomm_recv_fd(int sock);
-
-ssize_t ustcomm_recv_channel_from_sessiond(int sock,
-               void **chan_data, uint64_t len);
-int ustcomm_recv_stream_from_sessiond(int sock,
-               uint64_t *memory_map_size,
-               int *shm_fd, int *wakeup_fd);
-
-#endif /* _LTTNG_UST_COMM_H */