libxlsxwriter/third_party/minizip/minizip.c in fast_excel-0.4.1 vs libxlsxwriter/third_party/minizip/minizip.c in fast_excel-0.5.0

- old
+ new

@@ -26,11 +26,11 @@ #ifndef _FILE_OFFSET_BIT #define _FILE_OFFSET_BIT 64 #endif #endif -#ifdef __APPLE__ +#if defined(__APPLE__) || defined(__HAIKU__) || defined(MINIZIP_FOPEN_NO_64) // 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(filename, mode) fopen(filename, mode) #define FTELLO_FUNC(stream) ftello(stream) #define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin) #else @@ -69,15 +69,13 @@ #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 */ -{ +/* f: name of file to get info on, tmzip: return value: access, + modification and creation times, dt: dostime */ +static int filetime(const char *f, tm_zip *tmzip, uLong *dt) { int ret = 0; { FILETIME ftLocal; HANDLE hFind; WIN32_FIND_DATAA ff32; @@ -92,30 +90,29 @@ } } return ret; } #else -#ifdef unix || __APPLE__ -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 */ -{ +#if defined(unix) || defined(__APPLE__) +/* f: name of file to get info on, tmzip: return value: access, + modification and creation times, dt: dostime */ +static int filetime(const char *f, tm_zip *tmzip, uLong *dt) { + (void)dt; int ret=0; struct stat s; /* results of stat() */ struct tm* filedate; time_t tm_t=0; if (strcmp(f,"-")!=0) { char name[MAXFILENAME+1]; - int len = strlen(f); + size_t 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. */ + /* strncpy doesn't 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 */ @@ -135,44 +132,41 @@ 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 */ -{ +/* f: name of file to get info on, tmzip: return value: access, + modification and creation times, dt: dostime */ +static int filetime(const char *f, tm_zip *tmzip, uLong *dt) { + (void)f; + (void)tmzip; + (void)dt; return 0; } #endif #endif -int check_exist_file(filename) - const char* filename; -{ +static int check_exist_file(const char* filename) { FILE* ftestexist; int ret = 1; ftestexist = FOPEN_FUNC(filename,"rb"); if (ftestexist==NULL) ret = 0; else fclose(ftestexist); return ret; } -void do_banner() -{ +static void do_banner(void) { printf("MiniZip 1.1, demo of zLib + MiniZip64 package, written by Gilles Vollant\n"); printf("more info on MiniZip at http://www.winimage.com/zLibDll/minizip.html\n\n"); } -void do_help() -{ +static void do_help(void) { printf("Usage : minizip [-o] [-a] [-0 to -9] [-p password] [-j] 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" \ @@ -180,38 +174,37 @@ " -j exclude path. store only the file name.\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) -{ +static 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_FUNC(filenameinzip,"rb"); unsigned long size_read = 0; - unsigned long total_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); + 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) - calculate_crc = crc32(calculate_crc,buf,size_read); - total_read += size_read; + calculate_crc = crc32_z(calculate_crc,buf,size_read); + /* total_read += size_read; */ } while ((err == ZIP_OK) && (size_read>0)); if (fin) fclose(fin); @@ -219,45 +212,41 @@ *result_crc=calculate_crc; printf("file %s crc %lx\n", filenameinzip, calculate_crc); return err; } -int isLargeFile(const char* filename) -{ +static int isLargeFile(const char* filename) { int largeFile = 0; ZPOS64_T pos = 0; FILE* pFile = FOPEN_FUNC(filename, "rb"); if(pFile != NULL) { - int n = FSEEKO_FUNC(pFile, 0, SEEK_END); - pos = FTELLO_FUNC(pFile); + FSEEKO_FUNC(pFile, 0, SEEK_END); + pos = (ZPOS64_T)FTELLO_FUNC(pFile); - printf("File : %s is %lld bytes\n", filename, pos); + printf("File : %s is %llu bytes\n", filename, pos); if(pos >= 0xffffffff) largeFile = 1; fclose(pFile); } return largeFile; } -int main(argc,argv) - int argc; - char *argv[]; -{ +int main(int argc, char *argv[]) { int i; int opt_overwrite=0; int opt_compress_level=Z_DEFAULT_COMPRESSION; int opt_exclude_path=0; int zipfilenamearg = 0; char filename_try[MAXFILENAME+16]; int zipok; int err=0; - int size_buf=0; + size_t size_buf=0; void* buf=NULL; const char* password=NULL; do_banner(); @@ -274,11 +263,11 @@ { const char *p=argv[i]+1; while ((*p)!='\0') { - char c=*(p++);; + char c=*(p++); if ((c=='o') || (c=='O')) opt_overwrite = 1; if ((c=='a') || (c=='A')) opt_overwrite = 2; if ((c>='0') && (c<='9')) @@ -320,11 +309,11 @@ 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. */ + /* strncpy doesn't 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]=='.') @@ -390,15 +379,15 @@ { 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'))) && + ((argv[i][1]>='0') && (argv[i][1]<='9'))) && (strlen(argv[i]) == 2))) { - FILE * fin; - int size_read; + FILE * fin = NULL; + size_t size_read; const char* filenameinzip = argv[i]; const char *savefilenameinzip; zip_fileinfo zi; unsigned long crcFile=0; int zip64 = 0; @@ -470,20 +459,20 @@ if (err == ZIP_OK) do { err = ZIP_OK; - size_read = (int)fread(buf,1,size_buf,fin); + 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); + err = zipWriteInFileInZip (zf,buf,(unsigned)size_read); if (err<0) { printf("error in writing %s in the zipfile\n", filenameinzip); }