e7f9e791930a039b7d786e71cadc2bb432c83948
[lttng-tools.git] / src / common / unix.h
1 /*
2 * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
3 *
4 * SPDX-License-Identifier: LGPL-2.1-only
5 *
6 */
7
8 #ifndef _LTTCOMM_UNIX_H
9 #define _LTTCOMM_UNIX_H
10
11 #include <limits.h>
12 #include <sys/un.h>
13
14 #include <common/compat/socket.h>
15 #include <common/macros.h>
16 #include <common/payload.h>
17 #include <common/payload-view.h>
18
19 int lttcomm_create_unix_sock(const char *pathname);
20 int lttcomm_create_anon_unix_socketpair(int *fds);
21 int lttcomm_connect_unix_sock(const char *pathname);
22 int lttcomm_accept_unix_sock(int sock);
23 int lttcomm_listen_unix_sock(int sock);
24 int lttcomm_close_unix_sock(int sock);
25
26 /* Send a message accompanied by fd(s) over a unix socket. */
27 ssize_t lttcomm_send_fds_unix_sock(int sock, const int *fds, size_t nb_fd);
28 ssize_t lttcomm_send_payload_view_fds_unix_sock(int sock,
29 struct lttng_payload_view *view);
30 ssize_t lttcomm_send_fds_unix_sock_non_block(
31 int sock, const int *fds, size_t nb_fd);
32 ssize_t lttcomm_send_payload_view_fds_unix_sock_non_block(int sock,
33 struct lttng_payload_view *view);
34
35 /* Recv a message accompanied by fd(s) from a unix socket */
36 ssize_t lttcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
37 ssize_t lttcomm_recv_payload_fds_unix_sock(int sock, size_t nb_fd,
38 struct lttng_payload *payload);
39 ssize_t lttcomm_recv_fds_unix_sock_non_block(int sock, int *fds, size_t nb_fd);
40 ssize_t lttcomm_recv_payload_fds_unix_sock_non_block(int sock, size_t nb_fd,
41 struct lttng_payload *payload);
42
43 ssize_t lttcomm_recv_unix_sock(int sock, void *buf, size_t len);
44 ssize_t lttcomm_recv_unix_sock_non_block(int sock, void *buf, size_t len);
45 ssize_t lttcomm_send_unix_sock(int sock, const void *buf, size_t len);
46 ssize_t lttcomm_send_unix_sock_non_block(int sock, const void *buf, size_t len);
47
48 ssize_t lttcomm_send_creds_unix_sock(int sock, const void *buf, size_t len);
49 ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
50 lttng_sock_cred *creds);
51
52 int lttcomm_setsockopt_creds_unix_sock(int sock);
53
54 #endif /* _LTTCOMM_UNIX_H */
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