/*
- * Copyright (C) 2019 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2019 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
*
- * This program 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 General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _COMPAT_DIRECTORY_HANDLE_H
#define _COMPAT_DIRECTORY_HANDLE_H
-#include <common/macros.h>
#include <common/credentials.h>
+#include <common/macros.h>
+#include <sys/stat.h>
#include <urcu/ref.h>
enum lttng_directory_handle_rmdir_recursive_flags {
* or a directory file descriptors, depending on the platform's capabilities.
*/
#ifdef COMPAT_DIRFD
+
+struct lttng_directory_handle;
+
+typedef void (*lttng_directory_handle_destroy_cb)(
+ struct lttng_directory_handle *handle, void *data);
+
struct lttng_directory_handle {
struct urcu_ref ref;
+ ino_t directory_inode;
int dirfd;
+ lttng_directory_handle_destroy_cb destroy_cb;
+ void *destroy_cb_data;
};
static inline
const struct lttng_credentials *creds,
int flags);
+/*
+ * stat() a file relative to a directory handle.
+ */
+LTTNG_HIDDEN
+int lttng_directory_handle_stat(
+ const struct lttng_directory_handle *handle,
+ const char *name,
+ struct stat *stat_buf);
+
+/*
+ * Returns true if this directory handle is backed by a file
+ * descriptor, false otherwise.
+ */
+LTTNG_HIDDEN
+bool lttng_directory_handle_uses_fd(
+ const struct lttng_directory_handle *handle);
+
+/*
+ * Compare two directory handles.
+ *
+ * Returns true if the two directory handles are equal, false otherwise.
+ */
+LTTNG_HIDDEN
+bool lttng_directory_handle_equals(const struct lttng_directory_handle *lhs,
+ const struct lttng_directory_handle *rhs);
+
#endif /* _COMPAT_PATH_HANDLE_H */