src/common/fs-handle-internal.hpp

   1 /*
   2  * Copyright (C) 2020 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef FS_HANDLE_INTERNAL_H
   9 #define FS_HANDLE_INTERNAL_H
  10
  11 struct fs_handle;
  12
  13 /*
  14  * Multiple internal APIs return fs_handles. For the moment, this internal
  15  * interface allows the use of different fs_handle implementations in different
  16  * daemons. For instance, the trace chunk interface returns fs_handles that
  17  * behave diffently depending on whether or not the trace chunk was configured
  18  * to use an fd-tracker.
  19  */
  20
  21 typedef int (*fs_handle_get_fd_cb)(struct fs_handle *);
  22 typedef void (*fs_handle_put_fd_cb)(struct fs_handle *);
  23 typedef int (*fs_handle_unlink_cb)(struct fs_handle *);
  24 typedef int (*fs_handle_close_cb)(struct fs_handle *);
  25
  26 struct fs_handle {
  27         fs_handle_get_fd_cb get_fd;
  28         fs_handle_put_fd_cb put_fd;
  29         fs_handle_unlink_cb unlink;
  30         fs_handle_close_cb close;
  31 };
  32
  33 #endif /* FS_HANDLE_INTERNAL_H */