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@@ -1,585 +0,0 @@
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-/*
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- miniunz.c
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- Version 1.01e, February 12th, 2005
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-
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- Copyright (C) 1998-2005 Gilles Vollant
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-*/
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-
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-
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-#include <stdio.h>
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-#include <stdlib.h>
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-#include <string.h>
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-#include <time.h>
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-#include <errno.h>
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-#include <fcntl.h>
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-
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-#ifdef unix
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-# include <unistd.h>
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-# include <utime.h>
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-#else
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-# include <direct.h>
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-# include <io.h>
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-#endif
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-
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-#include "unzip.h"
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-
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-#define CASESENSITIVITY (0)
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-#define WRITEBUFFERSIZE (8192)
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-#define MAXFILENAME (256)
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-
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-#ifdef WIN32
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-#define USEWIN32IOAPI
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-#include "iowin32.h"
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-#endif
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-/*
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- mini unzip, demo of unzip package
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-
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- usage :
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- Usage : miniunz [-exvlo] file.zip [file_to_extract] [-d extractdir]
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-
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- list the file in the zipfile, and print the content of FILE_ID.ZIP or README.TXT
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- if it exists
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-*/
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-
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-
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-/* change_file_date : change the date/time of a file
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- filename : the filename of the file where date/time must be modified
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- dosdate : the new date at the MSDos format (4 bytes)
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- tmu_date : the SAME new date at the tm_unz format */
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-void change_file_date(filename,dosdate,tmu_date)
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- const char *filename;
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- uLong dosdate;
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- tm_unz tmu_date;
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-{
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-#ifdef WIN32
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- HANDLE hFile;
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- FILETIME ftm,ftLocal,ftCreate,ftLastAcc,ftLastWrite;
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-
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- hFile = CreateFile(filename,GENERIC_READ | GENERIC_WRITE,
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- 0,NULL,OPEN_EXISTING,0,NULL);
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- GetFileTime(hFile,&ftCreate,&ftLastAcc,&ftLastWrite);
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- DosDateTimeToFileTime((WORD)(dosdate>>16),(WORD)dosdate,&ftLocal);
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- LocalFileTimeToFileTime(&ftLocal,&ftm);
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- SetFileTime(hFile,&ftm,&ftLastAcc,&ftm);
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- CloseHandle(hFile);
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-#else
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-#ifdef unix
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- struct utimbuf ut;
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- struct tm newdate;
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- newdate.tm_sec = tmu_date.tm_sec;
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- newdate.tm_min=tmu_date.tm_min;
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- newdate.tm_hour=tmu_date.tm_hour;
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- newdate.tm_mday=tmu_date.tm_mday;
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- newdate.tm_mon=tmu_date.tm_mon;
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- if (tmu_date.tm_year > 1900)
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- newdate.tm_year=tmu_date.tm_year - 1900;
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- else
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- newdate.tm_year=tmu_date.tm_year ;
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- newdate.tm_isdst=-1;
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-
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- ut.actime=ut.modtime=mktime(&newdate);
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- utime(filename,&ut);
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-#endif
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-#endif
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-}
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-
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-
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-/* mymkdir and change_file_date are not 100 % portable
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- As I don't know well Unix, I wait feedback for the unix portion */
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-
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-int mymkdir(dirname)
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- const char* dirname;
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-{
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- int ret=0;
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-#ifdef WIN32
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- ret = mkdir(dirname);
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-#else
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-#ifdef unix
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- ret = mkdir (dirname,0775);
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-#endif
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-#endif
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- return ret;
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-}
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-
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-int makedir (newdir)
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- char *newdir;
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-{
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- char *buffer ;
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- char *p;
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- int len = (int)strlen(newdir);
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-
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- if (len <= 0)
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- return 0;
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-
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- buffer = (char*)malloc(len+1);
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- strcpy(buffer,newdir);
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-
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- if (buffer[len-1] == '/') {
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- buffer[len-1] = '\0';
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- }
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- if (mymkdir(buffer) == 0)
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- {
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- free(buffer);
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- return 1;
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- }
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-
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- p = buffer+1;
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- while (1)
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- {
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- char hold;
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-
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- while(*p && *p != '\\' && *p != '/')
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- p++;
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- hold = *p;
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- *p = 0;
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- if ((mymkdir(buffer) == -1) && (errno == ENOENT))
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- {
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- printf("couldn't create directory %s\n",buffer);
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- free(buffer);
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- return 0;
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- }
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- if (hold == 0)
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- break;
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- *p++ = hold;
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- }
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- free(buffer);
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- return 1;
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-}
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-
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-void do_banner()
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-{
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- printf("MiniUnz 1.01b, demo of zLib + Unz package written by Gilles Vollant\n");
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- printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n");
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-}
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-
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-void do_help()
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-{
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- printf("Usage : miniunz [-e] [-x] [-v] [-l] [-o] [-p password] file.zip [file_to_extr.] [-d extractdir]\n\n" \
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- " -e Extract without pathname (junk paths)\n" \
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- " -x Extract with pathname\n" \
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- " -v list files\n" \
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- " -l list files\n" \
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- " -d directory to extract into\n" \
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- " -o overwrite files without prompting\n" \
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- " -p extract crypted file using password\n\n");
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-}
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-
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-
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-int do_list(uf)
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- unzFile uf;
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-{
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- uLong i;
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- unz_global_info gi;
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- int err;
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-
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- err = unzGetGlobalInfo (uf,&gi);
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- if (err!=UNZ_OK)
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- printf("error %d with zipfile in unzGetGlobalInfo \n",err);
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- printf(" Length Method Size Ratio Date Time CRC-32 Name\n");
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- printf(" ------ ------ ---- ----- ---- ---- ------ ----\n");
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- for (i=0;i<gi.number_entry;i++)
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- {
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- char filename_inzip[256];
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- unz_file_info file_info;
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- uLong ratio=0;
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- const char *string_method;
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- char charCrypt=' ';
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- err = unzGetCurrentFileInfo(uf,&file_info,filename_inzip,sizeof(filename_inzip),NULL,0,NULL,0);
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- if (err!=UNZ_OK)
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- {
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- printf("error %d with zipfile in unzGetCurrentFileInfo\n",err);
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- break;
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- }
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- if (file_info.uncompressed_size>0)
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- ratio = (file_info.compressed_size*100)/file_info.uncompressed_size;
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-
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- /* display a '*' if the file is crypted */
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- if ((file_info.flag & 1) != 0)
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- charCrypt='*';
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-
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- if (file_info.compression_method==0)
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- string_method="Stored";
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- else
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- if (file_info.compression_method==Z_DEFLATED)
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- {
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- uInt iLevel=(uInt)((file_info.flag & 0x6)/2);
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- if (iLevel==0)
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- string_method="Defl:N";
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- else if (iLevel==1)
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- string_method="Defl:X";
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- else if ((iLevel==2) || (iLevel==3))
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- string_method="Defl:F"; /* 2:fast , 3 : extra fast*/
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- }
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- else
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- string_method="Unkn. ";
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-
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- printf("%7lu %6s%c%7lu %3lu%% %2.2lu-%2.2lu-%2.2lu %2.2lu:%2.2lu %8.8lx %s\n",
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- file_info.uncompressed_size,string_method,
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- charCrypt,
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- file_info.compressed_size,
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- ratio,
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- (uLong)file_info.tmu_date.tm_mon + 1,
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- (uLong)file_info.tmu_date.tm_mday,
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- (uLong)file_info.tmu_date.tm_year % 100,
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- (uLong)file_info.tmu_date.tm_hour,(uLong)file_info.tmu_date.tm_min,
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- (uLong)file_info.crc,filename_inzip);
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- if ((i+1)<gi.number_entry)
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- {
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- err = unzGoToNextFile(uf);
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- if (err!=UNZ_OK)
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- {
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- printf("error %d with zipfile in unzGoToNextFile\n",err);
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- break;
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- }
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- }
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- }
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-
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- return 0;
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-}
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-
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-
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-int do_extract_currentfile(uf,popt_extract_without_path,popt_overwrite,password)
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- unzFile uf;
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- const int* popt_extract_without_path;
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- int* popt_overwrite;
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- const char* password;
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-{
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- char filename_inzip[256];
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- char* filename_withoutpath;
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- char* p;
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- int err=UNZ_OK;
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- FILE *fout=NULL;
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- void* buf;
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- uInt size_buf;
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-
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- unz_file_info file_info;
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- uLong ratio=0;
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- err = unzGetCurrentFileInfo(uf,&file_info,filename_inzip,sizeof(filename_inzip),NULL,0,NULL,0);
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-
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- if (err!=UNZ_OK)
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- {
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- printf("error %d with zipfile in unzGetCurrentFileInfo\n",err);
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- return err;
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- }
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-
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- size_buf = WRITEBUFFERSIZE;
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- buf = (void*)malloc(size_buf);
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- if (buf==NULL)
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- {
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- printf("Error allocating memory\n");
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- return UNZ_INTERNALERROR;
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- }
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-
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- p = filename_withoutpath = filename_inzip;
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- while ((*p) != '\0')
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- {
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- if (((*p)=='/') || ((*p)=='\\'))
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- filename_withoutpath = p+1;
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- p++;
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- }
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-
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- if ((*filename_withoutpath)=='\0')
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- {
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- if ((*popt_extract_without_path)==0)
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- {
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- printf("creating directory: %s\n",filename_inzip);
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- mymkdir(filename_inzip);
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- }
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- }
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- else
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- {
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- const char* write_filename;
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- int skip=0;
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-
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- if ((*popt_extract_without_path)==0)
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- write_filename = filename_inzip;
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- else
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- write_filename = filename_withoutpath;
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-
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- err = unzOpenCurrentFilePassword(uf,password);
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- if (err!=UNZ_OK)
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- {
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- printf("error %d with zipfile in unzOpenCurrentFilePassword\n",err);
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- }
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-
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- if (((*popt_overwrite)==0) && (err==UNZ_OK))
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- {
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- char rep=0;
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- FILE* ftestexist;
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- ftestexist = fopen(write_filename,"rb");
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- if (ftestexist!=NULL)
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- {
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- fclose(ftestexist);
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- do
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- {
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- char answer[128];
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- int ret;
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-
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- printf("The file %s exists. Overwrite ? [y]es, [n]o, [A]ll: ",write_filename);
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- ret = scanf("%1s",answer);
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- if (ret != 1)
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- {
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- exit(EXIT_FAILURE);
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- }
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- rep = answer[0] ;
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- if ((rep>='a') && (rep<='z'))
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- rep -= 0x20;
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- }
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- while ((rep!='Y') && (rep!='N') && (rep!='A'));
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- }
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-
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- if (rep == 'N')
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- skip = 1;
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-
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- if (rep == 'A')
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- *popt_overwrite=1;
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- }
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-
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- if ((skip==0) && (err==UNZ_OK))
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- {
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- fout=fopen(write_filename,"wb");
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-
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- /* some zipfile don't contain directory alone before file */
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- if ((fout==NULL) && ((*popt_extract_without_path)==0) &&
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- (filename_withoutpath!=(char*)filename_inzip))
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- {
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- char c=*(filename_withoutpath-1);
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- *(filename_withoutpath-1)='\0';
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- makedir(write_filename);
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- *(filename_withoutpath-1)=c;
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- fout=fopen(write_filename,"wb");
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- }
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-
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- if (fout==NULL)
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- {
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- printf("error opening %s\n",write_filename);
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- }
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- }
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-
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- if (fout!=NULL)
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- {
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- printf(" extracting: %s\n",write_filename);
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-
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- do
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- {
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- err = unzReadCurrentFile(uf,buf,size_buf);
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- if (err<0)
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- {
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- printf("error %d with zipfile in unzReadCurrentFile\n",err);
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- break;
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- }
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- if (err>0)
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- if (fwrite(buf,err,1,fout)!=1)
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- {
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- printf("error in writing extracted file\n");
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- err=UNZ_ERRNO;
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- break;
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- }
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- }
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- while (err>0);
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- if (fout)
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- fclose(fout);
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-
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- if (err==0)
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- change_file_date(write_filename,file_info.dosDate,
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- file_info.tmu_date);
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- }
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-
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- if (err==UNZ_OK)
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- {
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- err = unzCloseCurrentFile (uf);
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- if (err!=UNZ_OK)
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- {
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- printf("error %d with zipfile in unzCloseCurrentFile\n",err);
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- }
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- }
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- else
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- unzCloseCurrentFile(uf); /* don't lose the error */
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- }
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-
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- free(buf);
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- return err;
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-}
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-
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-
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-int do_extract(uf,opt_extract_without_path,opt_overwrite,password)
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- unzFile uf;
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- int opt_extract_without_path;
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- int opt_overwrite;
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- const char* password;
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-{
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- uLong i;
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- unz_global_info gi;
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- int err;
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- FILE* fout=NULL;
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-
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- err = unzGetGlobalInfo (uf,&gi);
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- if (err!=UNZ_OK)
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- printf("error %d with zipfile in unzGetGlobalInfo \n",err);
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-
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- for (i=0;i<gi.number_entry;i++)
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- {
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- if (do_extract_currentfile(uf,&opt_extract_without_path,
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- &opt_overwrite,
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- password) != UNZ_OK)
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- break;
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-
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- if ((i+1)<gi.number_entry)
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- {
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|
|
- err = unzGoToNextFile(uf);
|
|
|
- if (err!=UNZ_OK)
|
|
|
- {
|
|
|
- printf("error %d with zipfile in unzGoToNextFile\n",err);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-int do_extract_onefile(uf,filename,opt_extract_without_path,opt_overwrite,password)
|
|
|
- unzFile uf;
|
|
|
- const char* filename;
|
|
|
- int opt_extract_without_path;
|
|
|
- int opt_overwrite;
|
|
|
- const char* password;
|
|
|
-{
|
|
|
- int err = UNZ_OK;
|
|
|
- if (unzLocateFile(uf,filename,CASESENSITIVITY)!=UNZ_OK)
|
|
|
- {
|
|
|
- printf("file %s not found in the zipfile\n",filename);
|
|
|
- return 2;
|
|
|
- }
|
|
|
-
|
|
|
- if (do_extract_currentfile(uf,&opt_extract_without_path,
|
|
|
- &opt_overwrite,
|
|
|
- password) == UNZ_OK)
|
|
|
- return 0;
|
|
|
- else
|
|
|
- return 1;
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-int main(argc,argv)
|
|
|
- int argc;
|
|
|
- char *argv[];
|
|
|
-{
|
|
|
- const char *zipfilename=NULL;
|
|
|
- const char *filename_to_extract=NULL;
|
|
|
- const char *password=NULL;
|
|
|
- char filename_try[MAXFILENAME+16] = "";
|
|
|
- int i;
|
|
|
- int opt_do_list=0;
|
|
|
- int opt_do_extract=1;
|
|
|
- int opt_do_extract_withoutpath=0;
|
|
|
- int opt_overwrite=0;
|
|
|
- int opt_extractdir=0;
|
|
|
- const char *dirname=NULL;
|
|
|
- unzFile uf=NULL;
|
|
|
-
|
|
|
- do_banner();
|
|
|
- if (argc==1)
|
|
|
- {
|
|
|
- do_help();
|
|
|
- return 0;
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
- for (i=1;i<argc;i++)
|
|
|
- {
|
|
|
- if ((*argv[i])=='-')
|
|
|
- {
|
|
|
- const char *p=argv[i]+1;
|
|
|
-
|
|
|
- while ((*p)!='\0')
|
|
|
- {
|
|
|
- char c=*(p++);;
|
|
|
- if ((c=='l') || (c=='L'))
|
|
|
- opt_do_list = 1;
|
|
|
- if ((c=='v') || (c=='V'))
|
|
|
- opt_do_list = 1;
|
|
|
- if ((c=='x') || (c=='X'))
|
|
|
- opt_do_extract = 1;
|
|
|
- if ((c=='e') || (c=='E'))
|
|
|
- opt_do_extract = opt_do_extract_withoutpath = 1;
|
|
|
- if ((c=='o') || (c=='O'))
|
|
|
- opt_overwrite=1;
|
|
|
- if ((c=='d') || (c=='D'))
|
|
|
- {
|
|
|
- opt_extractdir=1;
|
|
|
- dirname=argv[i+1];
|
|
|
- }
|
|
|
-
|
|
|
- if (((c=='p') || (c=='P')) && (i+1<argc))
|
|
|
- {
|
|
|
- password=argv[i+1];
|
|
|
- i++;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
- if (zipfilename == NULL)
|
|
|
- zipfilename = argv[i];
|
|
|
- else if ((filename_to_extract==NULL) && (!opt_extractdir))
|
|
|
- filename_to_extract = argv[i] ;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (zipfilename!=NULL)
|
|
|
- {
|
|
|
-
|
|
|
-# ifdef USEWIN32IOAPI
|
|
|
- zlib_filefunc_def ffunc;
|
|
|
-# endif
|
|
|
-
|
|
|
- strncpy(filename_try, zipfilename,MAXFILENAME-1);
|
|
|
- /* strncpy doesnt append the trailing NULL, of the string is too long. */
|
|
|
- filename_try[ MAXFILENAME ] = '\0';
|
|
|
-
|
|
|
-# ifdef USEWIN32IOAPI
|
|
|
- fill_win32_filefunc(&ffunc);
|
|
|
- uf = unzOpen2(zipfilename,&ffunc);
|
|
|
-# else
|
|
|
- uf = unzOpen(zipfilename);
|
|
|
-# endif
|
|
|
- if (uf==NULL)
|
|
|
- {
|
|
|
- strcat(filename_try,".zip");
|
|
|
-# ifdef USEWIN32IOAPI
|
|
|
- uf = unzOpen2(filename_try,&ffunc);
|
|
|
-# else
|
|
|
- uf = unzOpen(filename_try);
|
|
|
-# endif
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (uf==NULL)
|
|
|
- {
|
|
|
- printf("Cannot open %s or %s.zip\n",zipfilename,zipfilename);
|
|
|
- return 1;
|
|
|
- }
|
|
|
- printf("%s opened\n",filename_try);
|
|
|
-
|
|
|
- if (opt_do_list==1)
|
|
|
- return do_list(uf);
|
|
|
- else if (opt_do_extract==1)
|
|
|
- {
|
|
|
- if (opt_extractdir && chdir(dirname))
|
|
|
- {
|
|
|
- printf("Error changing into %s, aborting\n", dirname);
|
|
|
- exit(-1);
|
|
|
- }
|
|
|
-
|
|
|
- if (filename_to_extract == NULL)
|
|
|
- return do_extract(uf,opt_do_extract_withoutpath,opt_overwrite,password);
|
|
|
- else
|
|
|
- return do_extract_onefile(uf,filename_to_extract,
|
|
|
- opt_do_extract_withoutpath,opt_overwrite,password);
|
|
|
- }
|
|
|
- unzCloseCurrentFile(uf);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
Alan McGovern