X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=include%2Fust-comm.h;h=da10b4085895e0f342d1acabd64b2369e6dd0a7b;hb=cbba5e044240cd4e5b90b1a312cb1cd692e027ea;hp=4dbd5c8999d00f49495a6841951a63500df68d86;hpb=76644b7eab2612bb24ce3dc6d67d5a654c4b7f8f;p=lttng-ust.git diff --git a/include/ust-comm.h b/include/ust-comm.h index 4dbd5c89..da10b408 100644 --- a/include/ust-comm.h +++ b/include/ust-comm.h @@ -1,24 +1,9 @@ -#ifndef _LTTNG_UST_COMM_H -#define _LTTNG_UST_COMM_H - /* - * Copyright (C) 2011 - David Goulet - * Julien Desfossez - * Mathieu Desnoyers - * - * 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 + * Copyright (C) 2011 Julien Desfossez + * Copyright (C) 2011 Mathieu Desnoyers */ /* @@ -26,6 +11,9 @@ * These declarations should NOT be considered stable API. */ +#ifndef _LTTNG_UST_COMM_H +#define _LTTNG_UST_COMM_H + #include #include #include @@ -33,7 +21,6 @@ #include #include #include -#include "helper.h" #ifndef LTTNG_PACKED #error "LTTNG_PACKED should be defined" @@ -54,9 +41,9 @@ #define LTTNG_UST_COMM_MAX_LISTEN 10 #define LTTNG_UST_COMM_REG_MSG_PADDING 64 -struct lttng_event_field; +struct lttng_ust_event_field; struct lttng_ctx_field; -struct lttng_enum_entry; +struct lttng_ust_enum_entry; struct lttng_integer_type; struct lttng_session; @@ -89,12 +76,12 @@ struct ustcomm_ust_msg { uint32_t cmd; char padding[USTCOMM_MSG_PADDING1]; 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 lttng_ust_abi_channel channel; + struct lttng_ust_abi_stream stream; + struct lttng_ust_abi_event event; + struct lttng_ust_abi_context context; + struct lttng_ust_abi_tracer_version version; + struct lttng_ust_abi_tracepoint_iter tracepoint; struct { uint32_t data_size; /* following filter data */ uint32_t reloc_offset; @@ -108,16 +95,16 @@ struct ustcomm_ust_msg { uint32_t reloc_offset; uint64_t seqnum; } LTTNG_PACKED capture; - struct lttng_ust_counter counter; - struct lttng_ust_counter_global counter_global; - struct lttng_ust_counter_cpu counter_cpu; + struct lttng_ust_abi_counter counter; + struct lttng_ust_abi_counter_global counter_global; + struct lttng_ust_abi_counter_cpu counter_cpu; /* - * For LTTNG_UST_EVENT_NOTIFIER_CREATE, a struct - * lttng_ust_event_notifier implicitly follows struct + * For lttng_ust_abi_EVENT_NOTIFIER_CREATE, a struct + * lttng_ust_abi_event_notifier implicitly follows struct * ustcomm_ust_msg. */ struct { - /* Length of struct lttng_ust_event_notifier */ + /* Length of struct lttng_ust_abi_event_notifier */ uint32_t len; } event_notifier; char padding[USTCOMM_MSG_PADDING2]; @@ -143,8 +130,8 @@ struct ustcomm_ust_reply { struct { uint64_t memory_map_size; } LTTNG_PACKED stream; - struct lttng_ust_tracer_version version; - struct lttng_ust_tracepoint_iter tracepoint; + struct lttng_ust_abi_tracer_version version; + struct lttng_ust_abi_tracepoint_iter tracepoint; char padding[USTCOMM_REPLY_PADDING2]; } u; } LTTNG_PACKED; @@ -157,7 +144,7 @@ struct ustcomm_notify_hdr { struct ustcomm_notify_event_msg { uint32_t session_objd; uint32_t channel_objd; - char event_name[LTTNG_UST_SYM_NAME_LEN]; + char event_name[LTTNG_UST_ABI_SYM_NAME_LEN]; int32_t loglevel; uint32_t signature_len; uint32_t fields_len; @@ -176,7 +163,7 @@ struct ustcomm_notify_event_reply { #define USTCOMM_NOTIFY_ENUM_MSG_PADDING 32 struct ustcomm_notify_enum_msg { uint32_t session_objd; - char enum_name[LTTNG_UST_SYM_NAME_LEN]; + char enum_name[LTTNG_UST_ABI_SYM_NAME_LEN]; uint32_t entries_len; char padding[USTCOMM_NOTIFY_ENUM_MSG_PADDING]; /* followed by enum entries */ @@ -211,40 +198,70 @@ struct ustcomm_notify_channel_reply { * 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); - -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); - -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, +__attribute__((visibility("hidden"))) +int ustcomm_create_unix_sock(const char *pathname); + +__attribute__((visibility("hidden"))) +int ustcomm_connect_unix_sock(const char *pathname, + long timeout); + +__attribute__((visibility("hidden"))) +int ustcomm_accept_unix_sock(int sock); + +__attribute__((visibility("hidden"))) +int ustcomm_listen_unix_sock(int sock); + +__attribute__((visibility("hidden"))) +int ustcomm_close_unix_sock(int sock); + +__attribute__((visibility("hidden"))) +ssize_t ustcomm_recv_unix_sock(int sock, void *buf, size_t len); + +__attribute__((visibility("hidden"))) +ssize_t ustcomm_send_unix_sock(int sock, const void *buf, size_t len); + +__attribute__((visibility("hidden"))) +ssize_t ustcomm_send_fds_unix_sock(int sock, int *fds, size_t nb_fd); + +__attribute__((visibility("hidden"))) +ssize_t ustcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd); + +__attribute__((visibility("hidden"))) +const char *ustcomm_get_readable_code(int code); + +__attribute__((visibility("hidden"))) +int ustcomm_send_app_msg(int sock, struct ustcomm_ust_msg *lum); + +__attribute__((visibility("hidden"))) +int ustcomm_recv_app_reply(int sock, struct ustcomm_ust_reply *lur, + uint32_t expected_handle, uint32_t expected_cmd); + +__attribute__((visibility("hidden"))) +int ustcomm_send_app_cmd(int sock, struct ustcomm_ust_msg *lum, struct ustcomm_ust_reply *lur); + +__attribute__((visibility("hidden"))) int ustcomm_recv_fd(int sock); +__attribute__((visibility("hidden"))) ssize_t ustcomm_recv_channel_from_sessiond(int sock, void **chan_data, uint64_t len, int *wakeup_fd); + +__attribute__((visibility("hidden"))) int ustcomm_recv_stream_from_sessiond(int sock, uint64_t *memory_map_size, int *shm_fd, int *wakeup_fd); -LTTNG_HIDDEN + +__attribute__((visibility("hidden"))) ssize_t ustcomm_recv_event_notifier_notif_fd_from_sessiond(int sock, int *event_notifier_notif_fd); -LTTNG_HIDDEN +__attribute__((visibility("hidden"))) ssize_t ustcomm_recv_counter_from_sessiond(int sock, void **counter_data, uint64_t len); -LTTNG_HIDDEN + +__attribute__((visibility("hidden"))) int ustcomm_recv_counter_shm_from_sessiond(int sock, int *shm_fd); @@ -252,6 +269,7 @@ int ustcomm_recv_counter_shm_from_sessiond(int sock, * Returns 0 on success, negative error value on error. * Returns -EPIPE or -ECONNRESET if other end has hung up. */ +__attribute__((visibility("hidden"))) int ustcomm_send_reg_msg(int sock, enum ustctl_socket_type type, uint32_t bits_per_long, @@ -265,6 +283,7 @@ int ustcomm_send_reg_msg(int sock, * Returns 0 on success, negative error value on error. * Returns -EPIPE or -ECONNRESET if other end has hung up. */ +__attribute__((visibility("hidden"))) int ustcomm_register_event(int sock, struct lttng_session *session, int session_objd, /* session descriptor */ @@ -273,7 +292,7 @@ int ustcomm_register_event(int sock, int loglevel, const char *signature, /* event signature (input) */ size_t nr_fields, /* fields */ - const struct lttng_event_field *fields, + const struct lttng_ust_event_field **fields, const char *model_emf_uri, uint32_t *id); /* event id (output) */ @@ -281,17 +300,19 @@ int ustcomm_register_event(int sock, * Returns 0 on success, negative error value on error. * Returns -EPIPE or -ECONNRESET if other end has hung up. */ +__attribute__((visibility("hidden"))) int ustcomm_register_enum(int sock, int session_objd, /* session descriptor */ const char *enum_name, /* enum name (input) */ size_t nr_entries, /* entries */ - const struct lttng_enum_entry *entries, + const struct lttng_ust_enum_entry **entries, uint64_t *id); /* enum id (output) */ /* * Returns 0 on success, negative error value on error. * Returns -EPIPE or -ECONNRESET if other end has hung up. */ +__attribute__((visibility("hidden"))) int ustcomm_register_channel(int sock, struct lttng_session *session, int session_objd, /* session descriptor */ @@ -301,7 +322,10 @@ int ustcomm_register_channel(int sock, uint32_t *chan_id, /* channel id (output) */ int *header_type); /* header type (output) */ +__attribute__((visibility("hidden"))) int ustcomm_setsockopt_rcv_timeout(int sock, unsigned int msec); + +__attribute__((visibility("hidden"))) int ustcomm_setsockopt_snd_timeout(int sock, unsigned int msec); #endif /* _LTTNG_UST_COMM_H */