Line data    Source code

       1             : /* SPDX-License-Identifier: LGPL-2.1+ */
       2             : #pragma once
       3             : 
       4             : #include <fcntl.h>
       5             : #include <inttypes.h>
       6             : #include <stdbool.h>
       7             : #include <stdint.h>
       8             : #include <sys/stat.h>
       9             : #include <sys/types.h>
      10             : 
      11             : typedef enum CopyFlags {
      12             :         COPY_REFLINK     = 1 << 0, /* Try to reflink */
      13             :         COPY_MERGE       = 1 << 1, /* Merge existing trees with our new one to copy */
      14             :         COPY_REPLACE     = 1 << 2, /* Replace an existing file if there's one */
      15             :         COPY_SAME_MOUNT  = 1 << 3, /* Don't descend recursively into other file systems, across mount point boundaries */
      16             :         COPY_MERGE_EMPTY = 1 << 4, /* Merge an existing, empty directory with our new tree to copy */
      17             :         COPY_CRTIME      = 1 << 5, /* Generate a user.crtime_usec xattr off the source crtime if there is one, on copying */
      18             :         COPY_SIGINT      = 1 << 6, /* Check for SIGINT regularly and return EINTR if seen (caller needs to block SIGINT) */
      19             : } CopyFlags;
      20             : 
      21             : typedef int (*copy_progress_bytes_t)(uint64_t n_bytes, void *userdata);
      22             : typedef int (*copy_progress_path_t)(const char *path, const struct stat *st, void *userdata);
      23             : 
      24             : int copy_file_fd_full(const char *from, int to, CopyFlags copy_flags, copy_progress_bytes_t progress, void *userdata);
      25           2 : static inline int copy_file_fd(const char *from, int to, CopyFlags copy_flags) {
      26           2 :         return copy_file_fd_full(from, to, copy_flags, NULL, NULL);
      27             : }
      28             : 
      29             : int copy_file_full(const char *from, const char *to, int open_flags, mode_t mode, unsigned chattr_flags, unsigned chattr_mask, CopyFlags copy_flags, copy_progress_bytes_t progress, void *userdata);
      30           1 : static inline int copy_file(const char *from, const char *to, int open_flags, mode_t mode, unsigned chattr_flags, unsigned chattr_mask, CopyFlags copy_flags) {
      31           1 :         return copy_file_full(from, to, open_flags, mode, chattr_flags, chattr_mask, copy_flags, NULL, NULL);
      32             : }
      33             : 
      34             : int copy_file_atomic_full(const char *from, const char *to, mode_t mode, unsigned chattr_flags, unsigned chattr_mask, CopyFlags copy_flags, copy_progress_bytes_t progress, void *userdata);
      35           3 : static inline int copy_file_atomic(const char *from, const char *to, mode_t mode, unsigned chattr_flags, unsigned chattr_mask, CopyFlags copy_flags) {
      36           3 :         return copy_file_atomic_full(from, to, mode, chattr_flags, chattr_mask, copy_flags, NULL, NULL);
      37             : }
      38             : 
      39             : int copy_tree_at_full(int fdf, const char *from, int fdt, const char *to, uid_t override_uid, gid_t override_gid, CopyFlags copy_flags, copy_progress_path_t progress_path, copy_progress_bytes_t progress_bytes, void *userdata);
      40           0 : static inline 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) {
      41           0 :         return copy_tree_at_full(fdf, from, fdt, to, override_uid, override_gid, copy_flags, NULL, NULL, NULL);
      42             : }
      43           3 : static inline int copy_tree(const char *from, const char *to, uid_t override_uid, gid_t override_gid, CopyFlags copy_flags) {
      44           3 :         return copy_tree_at_full(AT_FDCWD, from, AT_FDCWD, to, override_uid, override_gid, copy_flags, NULL, NULL, NULL);
      45             : }
      46             : 
      47             : int copy_directory_fd_full(int dirfd, const char *to, CopyFlags copy_flags, copy_progress_path_t progress_path, copy_progress_bytes_t progress_bytes, void *userdata);
      48             : static inline int copy_directory_fd(int dirfd, const char *to, CopyFlags copy_flags) {
      49             :         return copy_directory_fd_full(dirfd, to, copy_flags, NULL, NULL, NULL);
      50             : }
      51             : 
      52             : int copy_directory_full(const char *from, const char *to, CopyFlags copy_flags, copy_progress_path_t progress_path, copy_progress_bytes_t progress_bytes, void *userdata);
      53             : static inline int copy_directory(const char *from, const char *to, CopyFlags copy_flags) {
      54             :         return copy_directory_full(from, to, copy_flags, NULL, NULL, NULL);
      55             : }
      56             : 
      57             : int copy_bytes_full(int fdf, int fdt, uint64_t max_bytes, CopyFlags copy_flags, void **ret_remains, size_t *ret_remains_size, copy_progress_bytes_t progress, void *userdata);
      58          23 : static inline int copy_bytes(int fdf, int fdt, uint64_t max_bytes, CopyFlags copy_flags) {
      59          23 :         return copy_bytes_full(fdf, fdt, max_bytes, copy_flags, NULL, NULL, NULL, NULL);
      60             : }
      61             : 
      62             : int copy_times(int fdf, int fdt, CopyFlags flags);
      63             : int copy_xattr(int fdf, int fdt);