1 /* SPDX-License-Identifier: LGPL-2.1+ */
5 This file is part of systemd.
7 Copyright 2014 Lennart Poettering
13 #include <sys/types.h>
15 typedef enum CopyFlags {
16 COPY_REFLINK = 1 << 0, /* Try to reflink */
17 COPY_MERGE = 1 << 1, /* Merge existing trees with our new one to copy */
18 COPY_REPLACE = 1 << 2, /* Replace an existing file if there's one */
19 COPY_SAME_MOUNT = 1 << 3, /* Don't descend recursively into other file systems, across mount point boundaries */
22 #if 0 /// UNNEEDED by elogind
23 int copy_file_fd(const char *from, int to, CopyFlags copy_flags);
24 int copy_file(const char *from, const char *to, int open_flags, mode_t mode, unsigned chattr_flags, CopyFlags copy_flags);
25 int copy_file_atomic(const char *from, const char *to, mode_t mode, unsigned chattr_flags, CopyFlags copy_flags);
26 int copy_tree(const char *from, const char *to, uid_t override_uid, gid_t override_gid, CopyFlags copy_flags);
27 int copy_tree_at(int fdf, const char *from, int fdt, const char *to, uid_t override_uid, gid_t override_gid, CopyFlags copy_flags);
28 int copy_directory_fd(int dirfd, const char *to, CopyFlags copy_flags);
29 int copy_directory(const char *from, const char *to, CopyFlags copy_flags);
31 int copy_bytes_full(int fdf, int fdt, uint64_t max_bytes, CopyFlags copy_flags, void **ret_remains, size_t *ret_remains_size);
32 static inline int copy_bytes(int fdf, int fdt, uint64_t max_bytes, CopyFlags copy_flags) {
33 return copy_bytes_full(fdf, fdt, max_bytes, copy_flags, NULL, NULL);
35 #if 0 /// UNNEEDED by elogind
36 int copy_times(int fdf, int fdt);
37 int copy_xattr(int fdf, int fdt);