0,0 → 1,58 |
/* |
* Function to iterate through files in a ZIP archive. |
* |
* This file is part of the Mateusz' DOS Routines (MDR): http://mdr.osdn.io |
* Published under the terms of the MIT License, as stated below. |
* |
* Copyright (C) 2012-2022 Mateusz Viste |
* |
* Permission is hereby granted, free of charge, to any person obtaining a copy |
* of this software and associated documentation files (the "Software"), to |
* deal in the Software without restriction, including without limitation the |
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
* sell copies of the Software, and to permit persons to whom the Software is |
* furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice shall be included in |
* all copies or substantial portions of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
* IN THE SOFTWARE. |
*/ |
|
#ifndef MDR_UNZIP |
#define MDR_UNZIP |
|
#include <stdio.h> /* FILE * */ |
|
#define ZIP_FLAG_ISADIR 1 |
#define ZIP_FLAG_ENCRYPTED 2 |
|
#define ZIP_METH_STORE 0 |
#define ZIP_METH_DEFLATE 8 |
|
struct mdr_zip_item { |
unsigned long filelen; |
unsigned long compressedfilelen; |
unsigned long crc32; |
unsigned long dataoffset; /* offset in the file where compressed data starts */ |
unsigned long nextidxoffset; /* offset in the file of the next zip record, used by mdr_zip_iter() */ |
unsigned short dosdate; /* datestamp of the file (DOS packed format) */ |
unsigned short dostime; /* timestamp of the file (DOS packed format) */ |
unsigned short compmethod; /* compression method (ZIP_METH_xxx) */ |
unsigned char flags; /* see ZIP_FLAG_xxx above */ |
char fname[256]; /* filename */ |
}; |
|
/* returns next item found in zip file. this is supposed to be called |
* iteratively, passing the previous mdr_zipitem struct each time (z must be |
* all zeroed out on first call). |
* returns 0 on success, neg on error, 1 on end of archive */ |
int mdr_zip_iter(struct mdr_zip_item *z, FILE *fd); |
|
#endif |