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/* mz_zip.h -- Zip manipulation
Version 2.3.2, May 29, 2018
part of the MiniZip project
Copyright (C) 2010-2018 Nathan Moinvaziri
https://github.com/nmoinvaz/minizip
Copyright (C) 2009-2010 Mathias Svensson
Modifications for Zip64 support
http://result42.com
Copyright (C) 1998-2010 Gilles Vollant
http://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_ZIP_H
#define MZ_ZIP_H
#include <stdint.h>
#include <time.h>
#include "mz_strm.h"
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
typedef struct mz_zip_file_s
{
uint16_t version_madeby; // version made by
uint16_t version_needed; // version needed to extract
uint16_t flag; // general purpose bit flag
uint16_t compression_method; // compression method
time_t modified_date; // last modified date in unix time
time_t accessed_date; // last accessed date in unix time
time_t creation_date; // creation date in unix time
uint32_t crc; // crc-32
uint64_t compressed_size; // compressed size
uint64_t uncompressed_size; // uncompressed size
uint16_t filename_size; // filename length
uint16_t extrafield_size; // extra field length
uint16_t comment_size; // file comment length
uint32_t disk_number; // disk number start
uint64_t disk_offset; // relative offset of local header
uint16_t internal_fa; // internal file attributes
uint32_t external_fa; // external file attributes
uint16_t zip64; // zip64 extension mode
const char *filename; // filename string
const uint8_t *extrafield; // extrafield data
const char *comment; // comment string
#ifdef HAVE_AES
uint16_t aes_version; // winzip aes extension if not 0
uint8_t aes_encryption_mode; // winzip aes encryption mode
#endif
} mz_zip_file;
/***************************************************************************/
extern void * mz_zip_open(void *stream, int32_t mode);
// Create a zip file, no delete file in zip functionality
extern int32_t mz_zip_close(void *handle);
// Close the zip file
extern int32_t mz_zip_get_comment(void *handle, const char **comment);
// Get a pointer to the global comment
extern int32_t mz_zip_set_comment(void *handle, const char *comment);
// Set the global comment used for writing zip file
extern int32_t mz_zip_get_version_madeby(void *handle, uint16_t *version_madeby);
// Get the version made by
extern int32_t mz_zip_set_version_madeby(void *handle, uint16_t version_madeby);
// Set the version made by used for writing zip file
extern int32_t mz_zip_entry_write_open(void *handle, const mz_zip_file *file_info,
int16_t compress_level, const char *password);
// Open for writing the current file in the zip file
extern int32_t mz_zip_entry_write(void *handle, const void *buf, uint32_t len);
// Write bytes from the current file in the zip file
extern int32_t mz_zip_entry_read_open(void *handle, int16_t raw, const char *password);
// Open for reading the current file in the zip file
extern int32_t mz_zip_entry_read(void *handle, void *buf, uint32_t len);
// Read bytes from the current file in the zip file
extern int32_t mz_zip_entry_get_info(void *handle, mz_zip_file **file_info);
// Get info about the current file, only valid while current entry is open
extern int32_t mz_zip_entry_get_local_info(void *handle, mz_zip_file **local_file_info);
// Get local info about the current file, only valid while current entry is being read
extern int32_t mz_zip_entry_close_raw(void *handle, uint64_t uncompressed_size, uint32_t crc32);
// Close the current file in the zip file where raw is compressed data
extern int32_t mz_zip_entry_close(void *handle);
// Close the current file in the zip file
/***************************************************************************/
extern int32_t mz_zip_get_number_entry(void *handle, int64_t *number_entry);
// Get the total number of entries
extern int32_t mz_zip_get_disk_number_with_cd(void *handle, uint32_t *disk_number_with_cd);
// Get the the disk number containing the central directory record
extern int64_t mz_zip_get_entry(void *handle);
// Return offset of the current entry in the zip file
extern int32_t mz_zip_goto_entry(void *handle, uint64_t cd_pos);
// Go to specified entry in the zip file
extern int32_t mz_zip_goto_first_entry(void *handle);
// Go to the first entry in the zip file
extern int32_t mz_zip_goto_next_entry(void *handle);
// Go to the next entry in the zip file or MZ_END_OF_LIST if reaching the end
typedef int32_t (*mz_filename_compare_cb)(void *handle, const char *filename1, const char *filename2);
extern int32_t mz_zip_locate_entry(void *handle, const char *filename,
mz_filename_compare_cb filename_compare_cb);
// Locate the file with the specified name in the zip file or MZ_END_LIST if not found
/***************************************************************************/
int32_t mz_zip_attrib_is_dir(int32_t attributes, int32_t version_madeby);
// Checks to see if the attribute is a directory based on platform
int32_t mz_zip_dosdate_to_tm(uint64_t dos_date, struct tm *ptm);
// Convert dos date/time format to struct tm
time_t mz_zip_dosdate_to_time_t(uint64_t dos_date);
// Convert dos date/time format to time_t
int32_t mz_zip_time_t_to_tm(time_t unix_time, struct tm *ptm);
// Convert time_t to time struct
uint32_t mz_zip_time_t_to_dos_date(time_t unix_time);
// Convert time_t to dos date/time format
uint32_t mz_zip_tm_to_dosdate(const struct tm *ptm);
// Convert struct tm to dos date/time format
int32_t mz_zip_ntfs_to_unix_time(uint64_t ntfs_time, time_t *unix_time);
// Convert ntfs time to unix time
int32_t mz_zip_unix_to_ntfs_time(time_t unix_time, uint64_t *ntfs_time);
// Convert unix time to ntfs time
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif /* _ZIP_H */