mirror of
https://git.busybox.net/busybox.git
synced 2024-11-24 14:13:26 +08:00
109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
#ifndef __UNARCHIVE_H__
|
|
#define __UNARCHIVE_H__
|
|
|
|
#define ARCHIVE_PRESERVE_DATE 1
|
|
#define ARCHIVE_CREATE_LEADING_DIRS 2
|
|
#define ARCHIVE_EXTRACT_UNCONDITIONAL 4
|
|
#define ARCHIVE_EXTRACT_QUIET 8
|
|
#define ARCHIVE_EXTRACT_NEWER 16
|
|
|
|
#include <sys/types.h>
|
|
#include <stdio.h>
|
|
#include "libbb.h"
|
|
|
|
typedef struct file_headers_s {
|
|
char *name;
|
|
char *link_name;
|
|
off_t size;
|
|
uid_t uid;
|
|
gid_t gid;
|
|
mode_t mode;
|
|
time_t mtime;
|
|
dev_t device;
|
|
} file_header_t;
|
|
|
|
typedef struct archive_handle_s {
|
|
/* define if the header and data compenent should processed */
|
|
char (*filter)(struct archive_handle_s *);
|
|
llist_t *accept;
|
|
llist_t *reject;
|
|
llist_t *passed; /* List of files that have successfully been worked on */
|
|
|
|
/* Contains the processed header entry */
|
|
file_header_t *file_header;
|
|
|
|
/* process the header component, e.g. tar -t */
|
|
void (*action_header)(const file_header_t *);
|
|
|
|
/* process the data component, e.g. extract to filesystem */
|
|
void (*action_data)(struct archive_handle_s *);
|
|
|
|
/* How to process any sub archive, e.g. get_header_tar_gz */
|
|
char (*action_data_subarchive)(struct archive_handle_s *);
|
|
|
|
/* Contains the handle to a sub archive */
|
|
struct archive_handle_s *sub_archive;
|
|
|
|
/* The raw stream as read from disk or stdin */
|
|
int src_fd;
|
|
|
|
/* Count the number of bytes processed */
|
|
off_t offset;
|
|
|
|
/* Function that skips data: read_by_char or read_by_skip */
|
|
void (*seek)(const struct archive_handle_s *archive_handle, const unsigned int amount);
|
|
|
|
/* Temporary storage */
|
|
char *buffer;
|
|
|
|
/* Misc. stuff */
|
|
unsigned char flags;
|
|
|
|
} archive_handle_t;
|
|
|
|
extern archive_handle_t *init_handle(void);
|
|
|
|
extern char filter_accept_all(archive_handle_t *archive_handle);
|
|
extern char filter_accept_list(archive_handle_t *archive_handle);
|
|
extern char filter_accept_list_reassign(archive_handle_t *archive_handle);
|
|
extern char filter_accept_reject_list(archive_handle_t *archive_handle);
|
|
|
|
extern void unpack_ar_archive(archive_handle_t *ar_archive);
|
|
|
|
extern void data_skip(archive_handle_t *archive_handle);
|
|
extern void data_extract_all(archive_handle_t *archive_handle);
|
|
extern void data_extract_to_stdout(archive_handle_t *archive_handle);
|
|
extern void data_extract_to_buffer(archive_handle_t *archive_handle);
|
|
|
|
extern void header_skip(const file_header_t *file_header);
|
|
extern void header_list(const file_header_t *file_header);
|
|
extern void header_verbose_list(const file_header_t *file_header);
|
|
|
|
extern void check_header_gzip(int src_fd);
|
|
|
|
extern char get_header_ar(archive_handle_t *archive_handle);
|
|
extern char get_header_cpio(archive_handle_t *archive_handle);
|
|
extern char get_header_tar(archive_handle_t *archive_handle);
|
|
extern char get_header_tar_bz2(archive_handle_t *archive_handle);
|
|
extern char get_header_tar_gz(archive_handle_t *archive_handle);
|
|
|
|
extern void seek_by_jump(const archive_handle_t *archive_handle, const unsigned int amount);
|
|
extern void seek_by_char(const archive_handle_t *archive_handle, const unsigned int amount);
|
|
|
|
extern void archive_xread_all(const archive_handle_t *archive_handle, void *buf, const size_t count);
|
|
extern ssize_t archive_xread_all_eof(archive_handle_t *archive_handle, unsigned char *buf, size_t count);
|
|
|
|
extern void data_align(archive_handle_t *archive_handle, const unsigned short boundary);
|
|
extern const llist_t *find_list_entry(const llist_t *list, const char *filename);
|
|
|
|
extern int uncompressStream(int src_fd, int dst_fd);
|
|
extern void inflate_init(unsigned int bufsize);
|
|
extern void inflate_cleanup(void);
|
|
extern int inflate_unzip(int in, int out);
|
|
extern int inflate_gunzip(int in, int out);
|
|
|
|
extern int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd));
|
|
|
|
|
|
#endif
|