/*
* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
/*
minizip.c
Version 1.01e, February 12th, 2005
Copyright (C) 1998-2005 Gilles Vollant
*/
#include "common.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "zip.h"
#define WRITEBUFFERSIZE (16384)
#define MAXFILENAME (256)
char* get_value(char* var, char** env_list);
#if 0 //TODO: not supported currently
#ifdef unix
uLong filetime (char *f, /* name of file to get info on */
tm_zip *tmzip, /* return value: access, modific. and creation times */
uLong *dt) /* dostime */
{
int ret=0;
struct stat s; /* results of stat() */
struct tm* filedate;
time_t tm_t=0;
if (dt == NULL) { /* do nothing. to avoid warnings */ };
if (strcmp(f,"-")!=0)
{
char name[MAXFILENAME+1];
int len = strlen(f);
if (len > MAXFILENAME)
len = MAXFILENAME;
strncpy(name, f,MAXFILENAME-1);
/* strncpy doesnt append the trailing NULL, of the string is too long. */
name[ MAXFILENAME ] = '\0';
if (name[len - 1] == '/')
name[len - 1] = '\0';
/* not all systems allow stat'ing a file with / appended */
if (stat(name,&s)==0)
{
tm_t = s.st_mtime;
ret = 1;
}
}
filedate = localtime(&tm_t);
tmzip->tm_sec = filedate->tm_sec;
tmzip->tm_min = filedate->tm_min;
tmzip->tm_hour = filedate->tm_hour;
tmzip->tm_mday = filedate->tm_mday;
tmzip->tm_mon = filedate->tm_mon ;
tmzip->tm_year = filedate->tm_year;
return ret;
}
#else
uLong filetime( char *f, /* name of file to get info on */
tm_zip *tmzip, /* return value: access, modific. and creation times */
uLong *dt) /* dostime */
{
return 0;
}
#endif
#endif
int check_exist_file(const char* filename)
{
FILE* ftestexist;
int ret = 1;
ftestexist = fopen(filename,"rb");
if (ftestexist==NULL)
ret = 0;
else
fclose(ftestexist);
return ret;
}
void do_banner()
{
printf("MiniZip 1.01b, demo of zLib + Zip package written by Gilles Vollant\n");
printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n");
}
void do_help()
{
printf("Usage : zip [-o] [-a] [-0 to -9] file.zip [files_to_add]\n\n" \
" -o Overwrite existing file.zip\n" \
" -a Append to existing file.zip\n" \
" -0 Store only\n" \
" -1 Compress faster\n" \
" -9 Compress better\n\n");
}
/* calculate the CRC32 of a file,
because to encrypt a file, we need known the CRC32 of the file before */
int getFileCrc(const char* filenameinzip,void*buf,unsigned long size_buf,unsigned long* result_crc)
{
unsigned long calculate_crc=0;
int err=ZIP_OK;
FILE * fin = fopen(filenameinzip,"rb");
unsigned long size_read = 0;
unsigned long total_read = 0;
if (fin==NULL)
{
err = ZIP_ERRNO;
}
if (err == ZIP_OK)
do
{
err = ZIP_OK;
size_read = (int)fread(buf,1,size_buf,fin);
if (size_read < size_buf)
if (feof(fin)==0)
{
printf("Error in reading %s\n",filenameinzip);
err = ZIP_ERRNO;
}
if (size_read>0)
calculate_crc = crc32(calculate_crc,buf,size_read);
total_read += size_read;
} while ((err == ZIP_OK) && (size_read>0));
if (fin)
fclose(fin);
*result_crc=calculate_crc;
//printf("file %s crc %x\n",filenameinzip,calculate_crc);
return err;
}
int main(int argc, char *argv[], char** env_list)
{
int i;
int opt_overwrite=0;
int opt_compress_level= Z_DEFAULT_COMPRESSION;
int zipfilenamearg = 0;
char filename_try[MAXFILENAME+16]; //heap_alloc
int zipok;
int err=0;
int size_buf=0;
void* buf=NULL;
const char* password=NULL;
//do_banner();
if (argc==1)
{
do_help();
return 0;
}
else
{
#ifdef __SYMBIAN32__ // <hack> changing directory to the working dir
char* path=get_value("PWD", env_list);
if(path) {
if (chdir(path) < 0) {
printf("%s: %s\n", path, strerror(errno));
return -1;
}
}
#endif //__SYMBIAN32__ // </hack>
for (i=1;i<argc;i++)
{
if ((*argv[i])=='-')
{
const char *p=argv[i]+1;
while ((*p)!='\0')
{
char c=*(p++);;
if ((c=='o') || (c=='O'))
opt_overwrite = 1;
if ((c=='a') || (c=='A'))
opt_overwrite = 2;
if ((c>='0') && (c<='9'))
opt_compress_level = c-'0';
if (((c=='p') || (c=='P')) && (i+1<argc))
{
password=argv[i+1];
i++;
}
}
}
else
if (zipfilenamearg == 0)
zipfilenamearg = i ;
}
}
size_buf = WRITEBUFFERSIZE;
buf = (void*)malloc(size_buf);
if (buf==NULL)
{
printf("Error allocating memory\n");
return ZIP_INTERNALERROR;
}
if (zipfilenamearg==0)
zipok=0;
else
{
int i,len;
int dot_found=0;
zipok = 1 ;
strncpy(filename_try, argv[zipfilenamearg],MAXFILENAME-1);
/* strncpy doesnt append the trailing NULL, of the string is too long. */
filename_try[ MAXFILENAME ] = '\0';
len=(int)strlen(filename_try);
for (i=0;i<len;i++)
if (filename_try[i]=='.')
dot_found=1;
if (dot_found==0)
strcat(filename_try,".zip");
if (opt_overwrite==2)
{
/* if the file don't exist, we not append file */
if (check_exist_file(filename_try)==0)
opt_overwrite=1;
}
else
if (opt_overwrite==0)
if (check_exist_file(filename_try)!=0)
{
char rep=0;
do
{
char answer[128];
int ret;
printf("The file %s exists. Overwrite ? [y]es, [n]o, [a]ppend : ",filename_try);
fflush(NULL);
ret = scanf("%1s",answer);
if (ret != 1)
{
exit(EXIT_FAILURE);
}
rep = answer[0] ;
if ((rep>='a') && (rep<='z'))
rep -= 0x20;
}
while ((rep!='Y') && (rep!='N') && (rep!='A'));
if (rep=='N')
zipok = 0;
if (rep=='A')
opt_overwrite = 2;
}
}
if (zipok==1)
{
zipFile zf;
int errclose;
zf = zipOpen(filename_try,(opt_overwrite==2) ? 2 : 0);
if (zf == NULL)
{
printf("Error opening %s\n",filename_try);
err= ZIP_ERRNO;
}
else
printf("Creating %s\n",filename_try);
for (i=zipfilenamearg+1;(i<argc) && (err==ZIP_OK);i++)
{
if (!((((*(argv[i]))=='-') || ((*(argv[i]))=='/')) &&
((argv[i][1]=='o') || (argv[i][1]=='O') ||
(argv[i][1]=='a') || (argv[i][1]=='A') ||
(argv[i][1]=='p') || (argv[i][1]=='P') ||
((argv[i][1]>='0') || (argv[i][1]<='9'))) &&
(strlen(argv[i]) == 2)))
{
FILE * fin = NULL;
int size_read;
/*const*/ char* filenameinzip = argv[i];
zip_fileinfo zi;
unsigned long crcFile=0;
zi.tmz_date.tm_sec = zi.tmz_date.tm_min = zi.tmz_date.tm_hour =
zi.tmz_date.tm_mday = zi.tmz_date.tm_mon = zi.tmz_date.tm_year = 0;
zi.dosDate = 0;
zi.internal_fa = 0;
zi.external_fa = 0;
#if 0 // Not supported currently
filetime(filenameinzip,&zi.tmz_date,&zi.dosDate);
#endif
/*
err = zipOpenNewFileInZip(zf,filenameinzip,&zi,
NULL,0,NULL,0,NULL / * comment * /,
(opt_compress_level != 0) ? Z_DEFLATED : 0,
opt_compress_level);
*/
if ((password != NULL) && (err==ZIP_OK))
err = getFileCrc(filenameinzip,buf,size_buf,&crcFile);
err = zipOpenNewFileInZip3(zf,filenameinzip,&zi,
NULL,0,NULL,0,NULL /* comment*/,
(opt_compress_level != 0) ? Z_DEFLATED : 0,
opt_compress_level,0,
/* -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY, */
-MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY,
password,crcFile);
if (err != ZIP_OK)
printf("Error in opening %s in zipfile\n",filenameinzip);
else
{
fin = fopen(filenameinzip,"rb");
if (fin==NULL)
{
err=ZIP_ERRNO;
printf("Error in opening %s for reading\n",filenameinzip);
}
}
if (err == ZIP_OK)
do
{
err = ZIP_OK;
size_read = (int)fread(buf,1,size_buf,fin);
if (size_read < size_buf)
if (feof(fin)==0)
{
printf("Error in reading %s\n",filenameinzip);
err = ZIP_ERRNO;
}
if (size_read>0)
{
err = zipWriteInFileInZip (zf,buf,size_read);
if (err<0)
{
printf("Error in writing %s in the zipfile\n",
filenameinzip);
}
}
} while ((err == ZIP_OK) && (size_read>0));
if (fin)
fclose(fin);
if (err<0)
err=ZIP_ERRNO;
else
{
err = zipCloseFileInZip(zf);
if (err!=ZIP_OK)
printf("Error in closing %s in the zipfile\n",
filenameinzip);
}
}
}
errclose = zipClose(zf,NULL);
if (errclose != ZIP_OK)
printf("Error in closing %s\n",filename_try);
}
else
{
do_help();
}
free(buf);
return 0;
}