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/* SPDX-License-Identifier: GPL-3.0-only */
#ifndef _PATH_H_
#define _PATH_H_
#include <limits.h>
#include <fcntl.h>
#include <dirent.h>
#include <sys/stat.h>
#include <pool.h>
#include <atomic.h>
#include <ssh.h>
struct path {
char *path; /* file path */
size_t size; /* size of file on this path */
mode_t mode; /* permission */
char *dst_path; /* copy dst path */
int state;
lock lock;
refcnt refcnt;
};
#define FILE_STATE_INIT 0
#define FILE_STATE_OPENED 1
#define FILE_STATE_DONE 2
struct chunk {
struct path *p;
size_t off; /* offset of this chunk on the file on path p */
size_t len; /* length of this chunk */
int state;
#define CHUNK_STATE_INIT 0
#define CHUNK_STATE_COPING 1
#define CHUNK_STATE_DONE 2
};
struct path_resolve_args {
size_t *total_bytes;
/* args to resolve src path to dst path */
const char *src_path;
const char *dst_path;
bool src_path_is_dir;
bool dst_path_is_dir;
bool dst_path_should_dir;
/* args to resolve chunks for a path */
pool *path_pool;
pool *chunk_pool;
int nr_conn;
size_t min_chunk_sz;
size_t max_chunk_sz;
size_t chunk_align;
};
/* walk src_path recursivly and fill a->path_pool with found files */
int walk_src_path(sftp_session src_sftp, const char *src_path,
struct path_resolve_args *a);
/* free struct path */
void free_path(struct path *p);
/* copy a chunk. either src_sftp or dst_sftp is not null, and another is null */
int copy_chunk(struct chunk *c, sftp_session src_sftp, sftp_session dst_sftp,
int nr_ahead, int buf_sz, bool preserve_ts, size_t *counter);
#endif /* _PATH_H_ */
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