[lttng-tools.git] / src / common / unix.h

/*
 * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
 *
 * SPDX-License-Identifier: GPL-2.0-only
 *
 */

#ifndef _LTTCOMM_UNIX_H
#define _LTTCOMM_UNIX_H

#include <limits.h>
#include <sys/un.h>

#include <common/compat/socket.h>
#include <common/macros.h>
#include <common/payload.h>
#include <common/payload-view.h>

LTTNG_HIDDEN
int lttcomm_create_unix_sock(const char *pathname);
LTTNG_HIDDEN
int lttcomm_create_anon_unix_socketpair(int *fds);
LTTNG_HIDDEN
int lttcomm_connect_unix_sock(const char *pathname);
LTTNG_HIDDEN
int lttcomm_accept_unix_sock(int sock);
LTTNG_HIDDEN
int lttcomm_listen_unix_sock(int sock);
LTTNG_HIDDEN
int lttcomm_close_unix_sock(int sock);

/* Send a message accompanied by fd(s) over a unix socket. */
LTTNG_HIDDEN
ssize_t lttcomm_send_fds_unix_sock(int sock, const int *fds, size_t nb_fd);
LTTNG_HIDDEN
ssize_t lttcomm_send_payload_view_fds_unix_sock(int sock,
		struct lttng_payload_view *view);
LTTNG_HIDDEN
ssize_t lttcomm_send_fds_unix_sock_non_block(
		int sock, const int *fds, size_t nb_fd);
LTTNG_HIDDEN
ssize_t lttcomm_send_payload_view_fds_unix_sock_non_block(int sock,
		struct lttng_payload_view *view);

/* Recv a message accompanied by fd(s) from a unix socket */
LTTNG_HIDDEN
ssize_t lttcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
LTTNG_HIDDEN
ssize_t lttcomm_recv_payload_fds_unix_sock(int sock, size_t nb_fd,
		struct lttng_payload *payload);
LTTNG_HIDDEN
ssize_t lttcomm_recv_fds_unix_sock_non_block(int sock, int *fds, size_t nb_fd);
LTTNG_HIDDEN
ssize_t lttcomm_recv_payload_fds_unix_sock_non_block(int sock, size_t nb_fd,
		struct lttng_payload *payload);

LTTNG_HIDDEN
ssize_t lttcomm_recv_unix_sock(int sock, void *buf, size_t len);
LTTNG_HIDDEN
ssize_t lttcomm_recv_unix_sock_non_block(int sock, void *buf, size_t len);
LTTNG_HIDDEN
ssize_t lttcomm_send_unix_sock(int sock, const void *buf, size_t len);
LTTNG_HIDDEN
ssize_t lttcomm_send_unix_sock_non_block(int sock, const void *buf, size_t len);

LTTNG_HIDDEN
ssize_t lttcomm_send_creds_unix_sock(int sock, const void *buf, size_t len);
LTTNG_HIDDEN
ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
		lttng_sock_cred *creds);

LTTNG_HIDDEN
int lttcomm_setsockopt_creds_unix_sock(int sock);

#endif	/* _LTTCOMM_UNIX_H */
Commit	Line	Data
0d37f2bc	1	/*
ab5be9fa	2	* Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
0d37f2bc	3	*
ab5be9fa	4	* SPDX-License-Identifier: GPL-2.0-only
0d37f2bc	5	*
0d37f2bc DG	6	*/
	7
	8	#ifndef _LTTCOMM_UNIX_H
	9	#define _LTTCOMM_UNIX_H
	10
0d37f2bc DG	11	#include <limits.h>
	12	#include <sys/un.h>
	13
	14	#include <common/compat/socket.h>
8d9eb6d8	15	#include <common/macros.h>
fe489250 JG	16	#include <common/payload.h>
fe489250 JG	17	#include <common/payload-view.h>
0d37f2bc	18
8d9eb6d8 JG	19	LTTNG_HIDDEN
	20	int lttcomm_create_unix_sock(const char *pathname);
	21	LTTNG_HIDDEN
	22	int lttcomm_create_anon_unix_socketpair(int *fds);
	23	LTTNG_HIDDEN
	24	int lttcomm_connect_unix_sock(const char *pathname);
	25	LTTNG_HIDDEN
	26	int lttcomm_accept_unix_sock(int sock);
	27	LTTNG_HIDDEN
	28	int lttcomm_listen_unix_sock(int sock);
	29	LTTNG_HIDDEN
	30	int lttcomm_close_unix_sock(int sock);
0d37f2bc DG	31
0d37f2bc DG	32	/* Send a message accompanied by fd(s) over a unix socket. */
8d9eb6d8	33	LTTNG_HIDDEN
ac2f30af	34	ssize_t lttcomm_send_fds_unix_sock(int sock, const int *fds, size_t nb_fd);
b72ce630	35	LTTNG_HIDDEN
fe489250 JG	36	ssize_t lttcomm_send_payload_view_fds_unix_sock(int sock,
	37	struct lttng_payload_view *view);
	38	LTTNG_HIDDEN
b72ce630 JR	39	ssize_t lttcomm_send_fds_unix_sock_non_block(
b72ce630 JR	40	int sock, const int *fds, size_t nb_fd);
fe489250 JG	41	LTTNG_HIDDEN
	42	ssize_t lttcomm_send_payload_view_fds_unix_sock_non_block(int sock,
	43	struct lttng_payload_view *view);
	44
0d37f2bc	45	/* Recv a message accompanied by fd(s) from a unix socket */
8d9eb6d8 JG	46	LTTNG_HIDDEN
8d9eb6d8 JG	47	ssize_t lttcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
b72ce630	48	LTTNG_HIDDEN
fe489250 JG	49	ssize_t lttcomm_recv_payload_fds_unix_sock(int sock, size_t nb_fd,
	50	struct lttng_payload *payload);
	51	LTTNG_HIDDEN
b72ce630	52	ssize_t lttcomm_recv_fds_unix_sock_non_block(int sock, int *fds, size_t nb_fd);
fe489250 JG	53	LTTNG_HIDDEN
	54	ssize_t lttcomm_recv_payload_fds_unix_sock_non_block(int sock, size_t nb_fd,
	55	struct lttng_payload *payload);
0d37f2bc	56
8d9eb6d8 JG	57	LTTNG_HIDDEN
	58	ssize_t lttcomm_recv_unix_sock(int sock, void *buf, size_t len);
	59	LTTNG_HIDDEN
c72435ad JG	60	ssize_t lttcomm_recv_unix_sock_non_block(int sock, void *buf, size_t len);
c72435ad JG	61	LTTNG_HIDDEN
c2d69327	62	ssize_t lttcomm_send_unix_sock(int sock, const void *buf, size_t len);
c72435ad JG	63	LTTNG_HIDDEN
c72435ad JG	64	ssize_t lttcomm_send_unix_sock_non_block(int sock, const void *buf, size_t len);
0d37f2bc	65
8d9eb6d8	66	LTTNG_HIDDEN
e368fb43	67	ssize_t lttcomm_send_creds_unix_sock(int sock, const void *buf, size_t len);
8d9eb6d8 JG	68	LTTNG_HIDDEN
8d9eb6d8 JG	69	ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
0d37f2bc DG	70	lttng_sock_cred *creds);
0d37f2bc DG	71
8d9eb6d8 JG	72	LTTNG_HIDDEN
8d9eb6d8 JG	73	int lttcomm_setsockopt_creds_unix_sock(int sock);
0d37f2bc DG	74
0d37f2bc DG	75	#endif /* _LTTCOMM_UNIX_H */