diff options
Diffstat (limited to 'zlib-1.1.4/contrib/minizip/minizip.c')
| -rw-r--r-- | zlib-1.1.4/contrib/minizip/minizip.c | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/zlib-1.1.4/contrib/minizip/minizip.c b/zlib-1.1.4/contrib/minizip/minizip.c new file mode 100644 index 0000000..5e492d2 --- /dev/null +++ b/zlib-1.1.4/contrib/minizip/minizip.c @@ -0,0 +1,302 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <errno.h> +#include <fcntl.h> + +#ifdef unix +# include <unistd.h> +# include <utime.h> +# include <sys/types.h> +# include <sys/stat.h> +#else +# include <direct.h> +# include <io.h> +#endif + +#include "zip.h" + + +#define WRITEBUFFERSIZE (16384) +#define MAXFILENAME (256) + +#ifdef WIN32 +uLong filetime(f, tmzip, dt) + 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; + { + FILETIME ftLocal; + HANDLE hFind; + WIN32_FIND_DATA ff32; + + hFind = FindFirstFile(f,&ff32); + if (hFind != INVALID_HANDLE_VALUE) + { + FileTimeToLocalFileTime(&(ff32.ftLastWriteTime),&ftLocal); + FileTimeToDosDateTime(&ftLocal,((LPWORD)dt)+1,((LPWORD)dt)+0); + FindClose(hFind); + ret = 1; + } + } + return ret; +} +#else +#ifdef unix +uLong filetime(f, tmzip, dt) + 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 (strcmp(f,"-")!=0) + { + char name[MAXFILENAME]; + int len = strlen(f); + strcpy(name, f); + 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(f, tmzip, dt) + 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(filename) + 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 0.15, demo of zLib + Zip package written by Gilles Vollant\n"); + printf("more info at http://wwww.winimage/zLibDll/unzip.htm\n\n"); +} + +void do_help() +{ + printf("Usage : minizip [-o] file.zip [files_to_add]\n\n") ; +} + +int main(argc,argv) + int argc; + char *argv[]; +{ + int i; + int opt_overwrite=0; + int opt_compress_level=Z_DEFAULT_COMPRESSION; + int zipfilenamearg = 0; + char filename_try[MAXFILENAME]; + int zipok; + int err=0; + int size_buf=0; + void* buf=NULL, + + + do_banner(); + if (argc==1) + { + do_help(); + exit(0); + 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=='o') || (c=='O')) + opt_overwrite = 1; + if ((c>='0') && (c<='9')) + opt_compress_level = c-'0'; + } + } + 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 ; + strcpy(filename_try,argv[zipfilenamearg]); + len=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==0) + if (check_exist_file(filename_try)!=0) + { + char rep; + do + { + char answer[128]; + printf("The file %s exist. Overwrite ? [y]es, [n]o : ",filename_try); + scanf("%1s",answer); + rep = answer[0] ; + if ((rep>='a') && (rep<='z')) + rep -= 0x20; + } + while ((rep!='Y') && (rep!='N')); + if (rep=='N') + zipok = 0; + } + } + + if (zipok==1) + { + zipFile zf; + int errclose; + zf = zipOpen(filename_try,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]))!='/')) + { + FILE * fin; + int size_read; + const char* filenameinzip = argv[i]; + zip_fileinfo zi; + + zi.tmz_date.tm_sec = zi.tmz_date.tm_min = zi.tmz_date.tm_hour = + zi.tmz_date.tm_mday = zi.tmz_date.tm_min = zi.tmz_date.tm_year = 0; + zi.dosDate = 0; + zi.internal_fa = 0; + zi.external_fa = 0; + filetime(filenameinzip,&zi.tmz_date,&zi.dosDate); + + + err = zipOpenNewFileInZip(zf,filenameinzip,&zi, + NULL,0,NULL,0,NULL /* comment*/, + (opt_compress_level != 0) ? Z_DEFLATED : 0, + opt_compress_level); + + 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 = 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)); + + 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); + } + + free(buf); + exit(0); + return 0; /* to avoid warning */ +} |