chromium/third_party/zlib/contrib/minizip/miniunz.c

/*
   miniunz.c
   Version 1.1, February 14h, 2010
   sample part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html )

         Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html )

         Modifications of Unzip for Zip64
         Copyright (C) 2007-2008 Even Rouault

         Modifications for Zip64 support on both zip and unzip
         Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com )
*/

#if (!defined(_WIN32)) && (!defined(WIN32)) && (!defined(__APPLE__)) && (!defined(__ANDROID_API__))
        #ifndef __USE_FILE_OFFSET64
                #define __USE_FILE_OFFSET64
        #endif
        #ifndef __USE_LARGEFILE64
                #define __USE_LARGEFILE64
        #endif
        #ifndef _LARGEFILE64_SOURCE
                #define _LARGEFILE64_SOURCE
        #endif
        #ifndef _FILE_OFFSET_BIT
                #define _FILE_OFFSET_BIT …
        #endif
#endif

#if defined(__APPLE__) || defined(__HAIKU__) || defined(MINIZIP_FOPEN_NO_64) || defined(__Fuchsia__) || defined(__ANDROID_API__)
// In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions
#define FOPEN_FUNC …
#define FTELLO_FUNC …
#define FSEEKO_FUNC …
#else
#define FOPEN_FUNC(filename, mode) …
#define FTELLO_FUNC(stream) …
#define FSEEKO_FUNC(stream, offset, origin) …
#endif


#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>

#ifdef _WIN32
# include <direct.h>
# include <io.h>
#else
# include <unistd.h>
# include <utime.h>
#endif


#include "unzip.h"

#define CASESENSITIVITY …
#define WRITEBUFFERSIZE …
#define MAXFILENAME …

#ifdef _WIN32
#define USEWIN32IOAPI
#include "iowin32.h"
#endif
/*
  mini unzip, demo of unzip package

  usage :
  Usage : miniunz [-exvlo] file.zip [file_to_extract] [-d extractdir]

  list the file in the zipfile, and print the content of FILE_ID.ZIP or README.TXT
    if it exists
*/


/* change_file_date : change the date/time of a file
    filename : the filename of the file where date/time must be modified
    dosdate : the new date at the MSDos format (4 bytes)
    tmu_date : the SAME new date at the tm_unz format */
static void change_file_date(const char *filename, uLong dosdate, tm_unz tmu_date) { … }


/* mymkdir and change_file_date are not 100 % portable
   As I don't know well Unix, I wait feedback for the unix portion */

static int mymkdir(const char* dirname) { … }

static int makedir(const char *newdir) { … }

static void do_banner(void) { … }

static void do_help(void) { … }

static void Display64BitsSize(ZPOS64_T n, int size_char) { … }

static int do_list(unzFile uf) { … }


static int do_extract_currentfile(unzFile uf, const int* popt_extract_without_path, int* popt_overwrite, const char* password) { … }


static int do_extract(unzFile uf, int opt_extract_without_path, int opt_overwrite, const char* password) { … }

static int do_extract_onefile(unzFile uf, const char* filename, int opt_extract_without_path, int opt_overwrite, const char* password) { … }


int main(int argc, char *argv[]) { … }