src/common/unix.h

   1 /*
   2  * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-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
  17 LTTNG_HIDDEN
  18 int lttcomm_create_unix_sock(const char *pathname);
  19 LTTNG_HIDDEN
  20 int lttcomm_create_anon_unix_socketpair(int *fds);
  21 LTTNG_HIDDEN
  22 int lttcomm_connect_unix_sock(const char *pathname);
  23 LTTNG_HIDDEN
  24 int lttcomm_accept_unix_sock(int sock);
  25 LTTNG_HIDDEN
  26 int lttcomm_listen_unix_sock(int sock);
  27 LTTNG_HIDDEN
  28 int lttcomm_close_unix_sock(int sock);
  29
  30 /* Send a message accompanied by fd(s) over a unix socket. */
  31 LTTNG_HIDDEN
  32 ssize_t lttcomm_send_fds_unix_sock(int sock, const int *fds, size_t nb_fd);
  33 /* Recv a message accompanied by fd(s) from a unix socket */
  34 LTTNG_HIDDEN
  35 ssize_t lttcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd);
  36
  37 LTTNG_HIDDEN
  38 ssize_t lttcomm_recv_unix_sock(int sock, void *buf, size_t len);
  39 LTTNG_HIDDEN
  40 ssize_t lttcomm_recv_unix_sock_non_block(int sock, void *buf, size_t len);
  41 LTTNG_HIDDEN
  42 ssize_t lttcomm_send_unix_sock(int sock, const void *buf, size_t len);
  43 LTTNG_HIDDEN
  44 ssize_t lttcomm_send_unix_sock_non_block(int sock, const void *buf, size_t len);
  45
  46 LTTNG_HIDDEN
  47 ssize_t lttcomm_send_creds_unix_sock(int sock, void *buf, size_t len);
  48 LTTNG_HIDDEN
  49 ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
  50                 lttng_sock_cred *creds);
  51
  52 LTTNG_HIDDEN
  53 int lttcomm_setsockopt_creds_unix_sock(int sock);
  54
  55 #endif  /* _LTTCOMM_UNIX_H */