SDL_RWops *SDL_RWFromZZIP(const char* file, const char* mode)
{
register SDL_RWops* rwops;
register ZZIP_FILE* zzip_file;
if (! strchr (mode, 'r'))
return SDL_RWFromFile(file, mode);
zzip_file = zzip_fopen (file, mode);
if (! zzip_file) return 0;
rwops = SDL_AllocRW ();
if (! rwops) {
errno=ENOMEM;
zzip_close (zzip_file);
return 0;
}
SDL_RWOPS_ZZIP_DATA(rwops) = zzip_file;
rwops->read = _zzip_read;
rwops->write = _zzip_write;
rwops->seek = _zzip_seek;
rwops->close = _zzip_close;
return rwops;
}
/**
** CLclose Library file close
**
** @param file CLFile pointer.
*/
global int CLclose(CLFile *file)
{
int tp, ret = EOF;
if (file && (tp = file->cl_type) != CLF_TYPE_INVALID) {
if (tp == CLF_TYPE_PLAIN) {
ret = fclose(file->cl_plain);
}
#ifdef USE_ZLIB
if (tp == CLF_TYPE_GZIP) {
ret = gzclose(file->cl_gz);
}
#endif // USE_ZLIB
#ifdef USE_BZ2LIB
if (tp == CLF_TYPE_BZIP2) {
bzclose(file->cl_bz);
ret = 0;
}
#endif // USE_BZ2LIB
#ifdef USE_ZZIPLIB
if (tp == CLF_TYPE_ZZIP) {
zzip_close(file->cl_zz);
ret = 0;
}
#endif // USE_ZZIPLIB
free(file);
} else {
errno = EBADF;
}
return ret;
}
// Check for existence of file
bool FileSpecifier::Exists()
{
// Check whether the file is readable
err = 0;
if (access(GetPath(), R_OK) < 0)
err = errno;
#ifdef HAVE_ZZIP
if (err)
{
// Check whether zzip can open the file (slow!)
ZZIP_FILE* file = zzip_open(unix_path_separators(GetPath()).c_str(), R_OK);
if (file)
{
zzip_close(file);
return true;
}
else
{
return false;
}
}
#endif
return (err == 0);
}
static int _zzip_close(SDL_RWops *context)
{
if (! context) return 0; /* may be SDL_RWclose is called by atexit */
zzip_close (SDL_RWOPS_ZZIP_FILE(context));
SDL_FreeRW (context);
return 0;
}
/** 关闭ZIP文件流
*/
void FZipFileStream::Close(void)
{
if( m_pZipFile )
{
zzip_close( m_pZipFile );
m_pZipFile = NULL;
}
}
//// read a file contents from either a archive of real directory
void b_zzip_read(task *tsk, pntr *argstack)
{
char *fileName;
pntr p = argstack[0];
int badtype;
CHECK_ARG(0, CELL_CONS);
if((badtype = array_to_string(p, &fileName)) >= 0){
set_error(tsk, "error1: argument is not a string (contains non-char: %s)", cell_types[badtype]);
return;
}
ZZIP_FILE* fp = zzip_open (fileName, O_RDONLY|O_BINARY);
if (! fp){
perror (fileName);
}
int bufSize = 2, blockSize = 1024, numBlocks = 1;
char buf[bufSize];
int n, counter = 0;
char *contents = (char *)calloc(blockSize, sizeof(char));
/* read chunks of bufSize bytes into buf and concatenate them into previous string */
while( (n = (zzip_read(fp, buf, bufSize-1))) > 0){
counter++;
if(counter == 1){
// strcpy(contents, buf);
strncat(contents, buf, bufSize-1);
bufSize = 21;
}else{
int originalSize = strlen(contents);
if( ((blockSize*numBlocks) - (originalSize + 1)) < bufSize){
numBlocks++;
contents = string_mkroom(contents, blockSize*numBlocks);
}
strncat(contents, buf, bufSize-1);
// printf("%s\n\n\n", contents);
}
buf[n] = '\0';
}
argstack[0] = string_to_array(tsk, contents);
zzip_close(fp);
}
int
ACEXML_ZipCharStream::close (void)
{
if (this->infile_ != 0)
{
zzip_close (this->infile_);
this->infile_ = 0;
}
delete[] this->filename_;
this->filename_ = 0;
delete[] this->encoding_;
this->encoding_ = 0;
this->size_ = 0;
this->pos_ = 0;
this->limit_ = 0;
return 0;
}
PSAR_ENTRY *LPP_PsarDecoder_getEntry(const char *filename)
{
if(!initialized) return NULL;
zzip_strings_t ext[] = {"", 0};
ZZIP_FILE *fd = zzip_open_ext_io(filename, O_RDONLY | (0x0), ZZIP_ONLYZIP, ext, &psar_handlers);
if(fd == NULL)
{
#ifdef DEBUG
dwrite_output("Function %s Line %d : Cannot open the file '%s' for read.\n", __FUNCTION__, __LINE__, filename);
#endif
return NULL;
}
PSAR_ENTRY *entry = (PSAR_ENTRY*)malloc(sizeof(PSAR_ENTRY));
if(!entry)
{
#ifdef DEBUG
dwrite_output("Function %s Line %d : Cannot allocate 'entry' to memory.\n", __FUNCTION__, __LINE__);
#endif
zzip_close(fd);
return NULL;
}
memset(entry, 0, sizeof(PSAR_ENTRY));
zzip_seek(fd, 0, SEEK_END);
entry->len = zzip_tell(fd);
zzip_rewind(fd);
if(entry->len <= 0)
{
free(entry);
zzip_fclose(fd);
#ifdef DEBUG
dwrite_output("Function %s Line %d : file len is lower than zero.\n", __FUNCTION__, __LINE__);
#endif
return NULL;
}
entry->data = (u8*)malloc(entry->len);
zzip_fread(entry->data, 1, entry->len, fd);
zzip_fclose(fd);
return(entry);
}
/**
** Generate a filename into library.
**
** Try current directory, user home directory, global directory.
** This supports .gz, .bz2 and .zip.
**
** @param file Filename to open.
** @param buffer Allocated buffer for generated filename.
**
** @return Pointer to buffer.
*/
global char* LibraryFileName(const char* file,char* buffer)
{
#ifdef USE_ZZIPLIB
ZZIP_FILE* zp;
#endif
char* s;
//
// Absolute path or in current directory.
//
strcpy(buffer,file);
if( *buffer=='/' || !access(buffer,R_OK) ) {
return buffer;
}
#ifdef USE_ZLIB // gzip or bzip2 in current directory
sprintf(buffer,"%s.gz",file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_BZ2LIB
sprintf(buffer,"%s.bz2",file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_ZZIPLIB
strcpy(buffer,file);
if( (zp=zzip_open(buffer,O_RDONLY|O_BINARY)) ) {
zzip_close(zp);
return buffer;
}
#endif // USE_ZZIPLIB
//
// Try in map directory
//
if( *CurrentMapPath ) {
DebugLevel3Fn("Map path: %s\n" _C_ CurrentMapPath);
if( *CurrentMapPath=='.' || *CurrentMapPath=='/' ) {
strcpy(buffer,CurrentMapPath);
if( (s=strrchr(buffer,'/')) ) {
s[1]='\0';
}
strcat(buffer,file);
} else {
strcpy(buffer,FreeCraftLibPath);
if( *buffer ) {
strcat(buffer,"/");
}
strcat(buffer,CurrentMapPath);
if( (s=strrchr(buffer,'/')) ) {
s[1]='\0';
}
strcat(buffer,file);
}
if( !access(buffer,R_OK) ) {
return buffer;
}
#ifdef USE_ZLIB // gzip or bzip2 in map directory directory
strcat(buffer,".gz");
if( !access(buffer,R_OK) ) {
return buffer;
}
*strrchr(buffer,'.')='\0';
#endif
#ifdef USE_BZ2LIB
strcat(buffer,".bz2");
if( !access(buffer,R_OK) ) {
return buffer;
}
*strrchr(buffer,'.')='\0';
#endif
#ifdef USE_ZZIPLIB
if( (zp=zzip_open(buffer,O_RDONLY|O_BINARY)) ) {
zzip_close(zp);
return buffer;
}
#endif // USE_ZZIPLIB
}
if( (s = getenv("HOME")) ) {
//
// In user home directory
//
sprintf(buffer,"%s/%s/%s",s,FREECRAFT_HOME_PATH,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#ifdef USE_ZLIB // gzip or bzip2 in user home directory
sprintf(buffer,"%s/%s/%s.gz",s,FREECRAFT_HOME_PATH,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_BZ2LIB
sprintf(buffer,"%s/%s/%s.bz2",s,FREECRAFT_HOME_PATH,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_ZZIPLIB
sprintf(buffer,"%s/%s/%s",s,FREECRAFT_HOME_PATH,file);
if( (zp=zzip_open(buffer,O_RDONLY|O_BINARY)) ) {
zzip_close(zp);
return buffer;
}
#endif // USE_ZZIPLIB
}
//
// In global shared directory
//
sprintf(buffer,"%s/%s",FreeCraftLibPath,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#ifdef USE_ZLIB // gzip or bzip2 in global shared directory
sprintf(buffer,"%s/%s.gz",FreeCraftLibPath,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_BZ2LIB
sprintf(buffer,"%s/%s.bz2",FreeCraftLibPath,file);
if( !access(buffer,R_OK) ) {
return buffer;
}
#endif
#ifdef USE_ZZIPLIB
sprintf(buffer,"%s/%s",FreeCraftLibPath,file);
if( (zp=zzip_open(buffer,O_RDONLY|O_BINARY)) ) {
zzip_close(zp);
return buffer;
}
#endif // USE_ZZIPLIB
DebugLevel0Fn("File `%s' not found\n" _C_ file);
strcpy(buffer,file);
return buffer;
}
void ZIPROMReaderDeInit(void * file)
{
zzip_close((ZZIP_FILE*)file);
}