3 Version 1.01e, February 12th, 2005
5 Copyright (C) 1998-2005 Gilles Vollant
18 # include <sys/types.h>
19 # include <sys/stat.h>
34 #define WRITEBUFFERSIZE (16384)
35 #define MAXFILENAME (256)
38 uLong filetime(f, tmzip, dt)
39 char *f; /* name of file to get info on */
40 tm_zip *tmzip; /* return value: access, modific. and creation times */
41 uLong *dt; /* dostime */
49 hFind = FindFirstFile(f,&ff32);
50 if (hFind != INVALID_HANDLE_VALUE)
52 FileTimeToLocalFileTime(&(ff32.ftLastWriteTime),&ftLocal);
53 FileTimeToDosDateTime(&ftLocal,((LPWORD)dt)+1,((LPWORD)dt)+0);
62 uLong filetime(f, tmzip, dt)
63 char *f; /* name of file to get info on */
64 tm_zip *tmzip; /* return value: access, modific. and creation times */
65 uLong *dt; /* dostime */
68 struct stat s; /* results of stat() */
74 char name[MAXFILENAME+1];
76 if (len > MAXFILENAME)
79 strncpy(name, f,MAXFILENAME-1);
80 /* strncpy doesnt append the trailing NULL, of the string is too long. */
81 name[ MAXFILENAME ] = '\0';
83 if (name[len - 1] == '/')
85 /* not all systems allow stat'ing a file with / appended */
92 filedate = localtime(&tm_t);
94 tmzip->tm_sec = filedate->tm_sec;
95 tmzip->tm_min = filedate->tm_min;
96 tmzip->tm_hour = filedate->tm_hour;
97 tmzip->tm_mday = filedate->tm_mday;
98 tmzip->tm_mon = filedate->tm_mon ;
99 tmzip->tm_year = filedate->tm_year;
104 uLong filetime(f, tmzip, dt)
105 char *f; /* name of file to get info on */
106 tm_zip *tmzip; /* return value: access, modific. and creation times */
107 uLong *dt; /* dostime */
117 int check_exist_file(filename)
118 const char* filename;
122 ftestexist = fopen(filename,"rb");
123 if (ftestexist==NULL)
132 printf("MiniZip 1.01b, demo of zLib + Zip package written by Gilles Vollant\n");
133 printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n");
138 printf("Usage : minizip [-o] [-a] [-0 to -9] [-p password] file.zip [files_to_add]\n\n" \
139 " -o Overwrite existing file.zip\n" \
140 " -a Append to existing file.zip\n" \
142 " -1 Compress faster\n" \
143 " -9 Compress better\n\n");
146 /* calculate the CRC32 of a file,
147 because to encrypt a file, we need known the CRC32 of the file before */
148 int getFileCrc(const char* filenameinzip,void*buf,unsigned long size_buf,unsigned long* result_crc)
150 unsigned long calculate_crc=0;
152 FILE * fin = fopen(filenameinzip,"rb");
153 unsigned long size_read = 0;
154 unsigned long total_read = 0;
164 size_read = (int)fread(buf,1,size_buf,fin);
165 if (size_read < size_buf)
168 printf("error in reading %s\n",filenameinzip);
173 calculate_crc = crc32(calculate_crc,buf,size_read);
174 total_read += size_read;
176 } while ((err == ZIP_OK) && (size_read>0));
181 *result_crc=calculate_crc;
182 printf("file %s crc %x\n",filenameinzip,calculate_crc);
192 int opt_compress_level=Z_DEFAULT_COMPRESSION;
193 int zipfilenamearg = 0;
194 char filename_try[MAXFILENAME+16];
199 const char* password=NULL;
214 const char *p=argv[i]+1;
219 if ((c=='o') || (c=='O'))
221 if ((c=='a') || (c=='A'))
223 if ((c>='0') && (c<='9'))
224 opt_compress_level = c-'0';
226 if (((c=='p') || (c=='P')) && (i+1<argc))
234 if (zipfilenamearg == 0)
239 size_buf = WRITEBUFFERSIZE;
240 buf = (void*)malloc(size_buf);
243 printf("Error allocating memory\n");
244 return ZIP_INTERNALERROR;
247 if (zipfilenamearg==0)
255 strncpy(filename_try, argv[zipfilenamearg],MAXFILENAME-1);
256 /* strncpy doesnt append the trailing NULL, of the string is too long. */
257 filename_try[ MAXFILENAME ] = '\0';
259 len=(int)strlen(filename_try);
261 if (filename_try[i]=='.')
265 strcat(filename_try,".zip");
267 if (opt_overwrite==2)
269 /* if the file don't exist, we not append file */
270 if (check_exist_file(filename_try)==0)
274 if (opt_overwrite==0)
275 if (check_exist_file(filename_try)!=0)
282 printf("The file %s exists. Overwrite ? [y]es, [n]o, [a]ppend : ",filename_try);
283 ret = scanf("%1s",answer);
289 if ((rep>='a') && (rep<='z'))
292 while ((rep!='Y') && (rep!='N') && (rep!='A'));
304 # ifdef USEWIN32IOAPI
305 zlib_filefunc_def ffunc;
306 fill_win32_filefunc(&ffunc);
307 zf = zipOpen2(filename_try,(opt_overwrite==2) ? 2 : 0,NULL,&ffunc);
309 zf = zipOpen(filename_try,(opt_overwrite==2) ? 2 : 0);
314 printf("error opening %s\n",filename_try);
318 printf("creating %s\n",filename_try);
320 for (i=zipfilenamearg+1;(i<argc) && (err==ZIP_OK);i++)
322 if (!((((*(argv[i]))=='-') || ((*(argv[i]))=='/')) &&
323 ((argv[i][1]=='o') || (argv[i][1]=='O') ||
324 (argv[i][1]=='a') || (argv[i][1]=='A') ||
325 (argv[i][1]=='p') || (argv[i][1]=='P') ||
326 ((argv[i][1]>='0') || (argv[i][1]<='9'))) &&
327 (strlen(argv[i]) == 2)))
331 const char* filenameinzip = argv[i];
333 unsigned long crcFile=0;
335 zi.tmz_date.tm_sec = zi.tmz_date.tm_min = zi.tmz_date.tm_hour =
336 zi.tmz_date.tm_mday = zi.tmz_date.tm_mon = zi.tmz_date.tm_year = 0;
340 filetime(filenameinzip,&zi.tmz_date,&zi.dosDate);
343 err = zipOpenNewFileInZip(zf,filenameinzip,&zi,
344 NULL,0,NULL,0,NULL / * comment * /,
345 (opt_compress_level != 0) ? Z_DEFLATED : 0,
348 if ((password != NULL) && (err==ZIP_OK))
349 err = getFileCrc(filenameinzip,buf,size_buf,&crcFile);
351 err = zipOpenNewFileInZip3(zf,filenameinzip,&zi,
352 NULL,0,NULL,0,NULL /* comment*/,
353 (opt_compress_level != 0) ? Z_DEFLATED : 0,
354 opt_compress_level,0,
355 /* -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY, */
356 -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY,
360 printf("error in opening %s in zipfile\n",filenameinzip);
363 fin = fopen(filenameinzip,"rb");
367 printf("error in opening %s for reading\n",filenameinzip);
375 size_read = (int)fread(buf,1,size_buf,fin);
376 if (size_read < size_buf)
379 printf("error in reading %s\n",filenameinzip);
385 err = zipWriteInFileInZip (zf,buf,size_read);
388 printf("error in writing %s in the zipfile\n",
393 } while ((err == ZIP_OK) && (size_read>0));
402 err = zipCloseFileInZip(zf);
404 printf("error in closing %s in the zipfile\n",
409 errclose = zipClose(zf,NULL);
410 if (errclose != ZIP_OK)
411 printf("error in closing %s\n",filename_try);