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1 cycrow 1 
#include "CatFile.h"
2 
#include <time.h>
3 
#include "File.h"
4 
#include "DirIO.h"
65 cycrow 5 
#include "logging/Log.h"
1 cycrow 6 
 
53 cycrow 7 
CCatFile::CCatFile () : m_bCatChanged(false)
1 cycrow 8 
{
9 
	m_iDataType = CATFILE_NONE;
10 
	m_sData = NULL;
11 
	m_lSize = 0;
12 
	m_bCreate = false;
124 cycrow 13 
	_lFiles = new std::vector<SInCatFile *>;
1 cycrow 14 
}
15 
 
16 
CCatFile::~CCatFile ()
17 
{
52 cycrow 18 
	m_fDatFile.close();
19 
	m_fCatFile.close();
53 cycrow 20 
 
21 
	if ( m_bCatChanged ) {
22 
		WriteCatFile ();
23 
		m_fCatFile.close();
24 
	}
25 
 
85 cycrow 26 
	_clearFiles();
124 cycrow 27 
	delete _lFiles;
85 cycrow 28 
 
29 
	if ( m_sData ) delete []m_sData;
30 
}
31 
 
32 
void CCatFile::_clearFiles()
33 
{
124 cycrow 34 
	for(auto itr = _lFiles->begin(); itr != _lFiles->end(); itr++)
1 cycrow 35 
	{
124 cycrow 36 
		if ((*itr)->sData )
37 
			delete [](*itr)->sData;
38 
		delete (*itr);
1 cycrow 39 
	}
53 cycrow 40 
 
124 cycrow 41 
	_lFiles->clear();
1 cycrow 42 
}
43 
 
197 cycrow 44 
bool CCatFile::IsAddonDir(const Utils::WString &dir)
1 cycrow 45 
{
197 cycrow 46 
	Utils::WString d = dir.findReplace(L"\\", L"/");
47 
	d = d.token(L"/", 1);
1 cycrow 48 
 
197 cycrow 49 
	if (d.Compare(L"types"))
1 cycrow 50 
		return true;
197 cycrow 51 
	if (d.Compare(L"scripts"))
1 cycrow 52 
		return true;
197 cycrow 53 
	if (d.Compare(L"t"))
127 cycrow 54 
		return true;
197 cycrow 55 
	if (d.Compare(L"mov"))
127 cycrow 56 
		return true;
197 cycrow 57 
	if (d.Compare(L"loadscr"))
127 cycrow 58 
		return true;
197 cycrow 59 
	if (d.Compare(L"l"))
127 cycrow 60 
		return true;
197 cycrow 61 
	if ( d.Compare(L"maps") )
1 cycrow 62 
		return true;
197 cycrow 63 
	if ( d.Compare(L"director") )
1 cycrow 64 
		return true;
197 cycrow 65 
	if ( d.Compare(L"cutscenes") )
1 cycrow 66 
		return true;
67 
	return false;
68 
}
69 
 
70 
bool CCatFile::Opened(int error, bool allowCreate)
71 
{
72 
	if ( error == CATERR_NONE ) return true;
73 
	if ( allowCreate && error == CATERR_CREATED ) return true;
74 
	return false;
75 
}
197 cycrow 76 
int CCatFile::open(const Utils::WString &sCatfile, const Utils::WString &addon, int readtype, bool create)
1 cycrow 77 
{
197 cycrow 78 
	Utils::WString catfile = sCatfile;
51 cycrow 79 
 
1 cycrow 80 
	m_bCreate = false;
197 cycrow 81 
	Utils::WString datfile;
82 
	if ( !catfile.right(4).Compare(L".cat") ) {
83 
		datfile = catfile + L".dat";
84 
		catfile += L".cat";
1 cycrow 85 
	}
197 cycrow 86 
	else datfile = CFileIO(catfile).changeFileExtension(L"dat");
1 cycrow 87 
 
51 cycrow 88 
	if ( readtype == CATREAD_JUSTCONTENTS ) create = false;
1 cycrow 89 
 
90 
	// first check if the dat file exists and opens
91 
	bool created = false;
51 cycrow 92 
	if ( readtype != CATREAD_JUSTCONTENTS ) {
85 cycrow 93 
		if ( !CFileIO::Exists(datfile) ) {
51 cycrow 94 
			if ( create ) created = true;
95 
			else		  return CATERR_NODATFILE;
1 cycrow 96 
		}
97 
	}
98 
 
99 
	// now open the cat file to read
82 cycrow 100 
	CFileIO File(catfile);
101 
	if ( !File.startRead() ) {
51 cycrow 102 
		if ( create ) created = true;
103 
		else		  return CATERR_NOCATFILE;
1 cycrow 104 
	}
105 
 
51 cycrow 106 
	if ( created ) {
118 cycrow 107 
		m_fCatFile.open(catfile);
108 
		m_fDatFile.open(datfile);
1 cycrow 109 
		m_bCreate = true;
110 
		return CATERR_CREATED;
111 
	}
112 
 
113 
	// find the file size
82 cycrow 114 
	if ( !File.fileSize() ) {
51 cycrow 115 
		File.close();
1 cycrow 116 
		return CATERR_FILEEMPTY;
117 
	}
118 
 
119 
	// size must be multiples of 5
82 cycrow 120 
	size_t size = File.fileSize() + ((File.fileSize() % 5) ? 5 - (File.fileSize() % 5) : 0);
1 cycrow 121 
 
122 
	// read cat to buffer
51 cycrow 123 
	try {
53 cycrow 124 
		if ( m_sData ) delete [] m_sData;
51 cycrow 125 
		m_sData = new unsigned char[size + 1];
126 
	}
127 
	catch (std::exception &e) {
227 cycrow 128 
		CLog::logf(CLog::Log_IO, 2, L"Memory Exception error, unable to alloc enough memory to store file data, %d (%hs)", size + 1, e.what());
51 cycrow 129 
		return CATERR_MALLOC;
130 
	}
131 
 
1 cycrow 132 
	m_lSize = size;
51 cycrow 133 
	try {
82 cycrow 134 
		File.read(m_sData, m_lSize);
51 cycrow 135 
	} catch (std::exception &e) {
227 cycrow 136 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::Open() unable to read from cat file, %hs", e.what());
1 cycrow 137 
		RemoveData ();
51 cycrow 138 
		File.close();
1 cycrow 139 
		return CATERR_READCAT;
140 
	}
141 
 
51 cycrow 142 
	m_sData[size] = 0;
1 cycrow 143 
	m_iDataType = CATFILE_READ;
51 cycrow 144 
	File.close();
1 cycrow 145 
 
51 cycrow 146 
	if ( readtype != CATREAD_CAT ) {
147 
		if ( !DecryptData () ) return CATERR_DECRYPT;
82 cycrow 148 
		m_sData[File.fileSize()] = 0;
85 cycrow 149 
		readFiles ();
1 cycrow 150 
	}
151 
 
125 cycrow 152 
	_sAddonDir = addon;
1 cycrow 153 
 
118 cycrow 154 
	m_fCatFile.open ( catfile );
1 cycrow 155 
 
51 cycrow 156 
	if ( readtype != CATREAD_JUSTCONTENTS ) {
118 cycrow 157 
		m_fDatFile.open ( datfile );
1 cycrow 158 
 
159 
		// check the file size matches
160 
		long compare = 0;
82 cycrow 161 
		if ( m_fDatFile.startRead() ) {
162 
			compare = m_fDatFile.fileSize();
163 
			m_fDatFile.close();
1 cycrow 164 
		}
124 cycrow 165 
 
197 cycrow 166 
		if (!_lFiles->empty())
167 
		{
168 
			SInCatFile* c = _lFiles->back();
169 
			if (c && (c->lSize + c->lOffset) != compare) {
170 
				//			return CATERR_MISMATCH;
171 
			}
85 cycrow 172 
		}
1 cycrow 173 
	}
174 
 
51 cycrow 175 
	if ( readtype >= CATREAD_DAT ) LoadDatFile ();
1 cycrow 176 
 
177 
	return CATERR_NONE;
178 
}
179 
 
197 cycrow 180 
bool CCatFile::removeFile(const Utils::WString &file)
1 cycrow 181 
{
124 cycrow 182 
	if ( !_sAddonDir.empty() ) {
197 cycrow 183 
		SInCatFile *f = findData(_sAddonDir + L"\\" + file);
1 cycrow 184 
		if ( f )
124 cycrow 185 
			removeFile(f);
1 cycrow 186 
	}
187 
	{
197 cycrow 188 
		SInCatFile *f = findData(L"addon\\" + file);
1 cycrow 189 
		if ( f )
124 cycrow 190 
			removeFile(f);
1 cycrow 191 
	}
124 cycrow 192 
	SInCatFile *f = findData(file);
1 cycrow 193 
	if ( !f )
194 
	{
195 
		m_iError = CATERR_NOFILE;
196 
		return false;
197 
	}
198 
 
124 cycrow 199 
	return removeFile(f);
1 cycrow 200 
}
201 
 
202 
void CCatFile::LoadDatFile ()
203 
{
204 
	if ( m_fDatFile.NoFile() )
205 
		return;
206 
 
124 cycrow 207 
	if ( m_fDatFile.startRead() )
208 
	{
209 
		for(auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
1 cycrow 210 
		{
124 cycrow 211 
			SInCatFile *c = *itr;
51 cycrow 212 
			if ( c->sData )	delete c->sData;
1 cycrow 213 
 
51 cycrow 214 
			try {
215 
				c->sData = new unsigned char[c->lSize + 1];
216 
			}
217 
			catch (std::exception &e) {
227 cycrow 218 
				CLog::logf(CLog::Log_IO, 2, L"CCatFile::LoadDatFile() unable to malloc data storage: %s, %d (%hs)", c->sFile.c_str(), c->lSize, e.what());
51 cycrow 219 
				continue;
220 
			}
221 
 
222 
			try {
82 cycrow 223 
				m_fDatFile.read(c->sData, c->lSize);
51 cycrow 224 
			}
225 
			catch(std::exception &e) {
227 cycrow 226 
				CLog::logf(CLog::Log_IO, 2, L"CCatFile::LoadDatFile() unable to read file data: %s, %d (%hs)", c->sFile.c_str(), c->lSize, e.what());
51 cycrow 227 
				continue;
228 
			}
58 cycrow 229 
			c->bDecrypted = false;
51 cycrow 230 
			this->DecryptDAT(c);
1 cycrow 231 
		}
82 cycrow 232 
		m_fDatFile.close();
1 cycrow 233 
	}
234 
}
235 
 
85 cycrow 236 
bool CCatFile::readFiles ()
1 cycrow 237 
{
238 
	size_t offset = 0;
239 
 
197 cycrow 240 
	std::vector<Utils::WString> lines;
213 cycrow 241 
	Utils::WString::FromString(m_sData).tokenise(L"\n", lines);
85 cycrow 242 
 
243 
	_clearFiles();
244 
 
197 cycrow 245 
	if (!lines.empty()) {
246 
		size_t start = 1;
85 cycrow 247 
		_sReadFilename = lines[0];
197 cycrow 248 
		if ( _sReadFilename.token(L" ", -1).isNumber() ) {
85 cycrow 249 
			_sReadFilename.clear();
250 
			start = 0;
251 
		}
252 
 
197 cycrow 253 
		for(size_t i = start; i < lines.size(); i++) {
254 
			Utils::WString l = lines[i];
85 cycrow 255 
 
197 cycrow 256 
			if (!l.empty())
257 
			{
258 
				SInCatFile* catfile = new SInCatFile;
85 cycrow 259 
 
197 cycrow 260 
				catfile->lSize = static_cast<size_t>(l.token(L" ", -1).toLong());
261 
				catfile->sFile = l.tokens(L" ", 1, -2);
262 
				catfile->lOffset = offset;
263 
				catfile->sData = 0;
85 cycrow 264 
 
197 cycrow 265 
				offset += catfile->lSize;
85 cycrow 266 
 
197 cycrow 267 
				_lFiles->push_back(catfile);
268 
			}
85 cycrow 269 
		}
270 
	}
271 
 
272 
/*
1 cycrow 273 
	unsigned char *data = m_sData;
274 
	int spacePos = -1;
53 cycrow 275 
	while ( m_sData[num] != '\0' ) {
276 
		if ( m_sData[num] == '\n' ) {
1 cycrow 277 
			m_sData[num] = 0;
278 
			if ( spacePos != -1 )
279 
			{
181 cycrow 280 
				Utils::String file;
1 cycrow 281 
				int size = 0;
282 
 
283 
				m_sData[spacePos] = '\0';
284 
				file = (char *)data;
285 
				data = (m_sData + (spacePos + 1));
181 cycrow 286 
				if ( !Utils::String((char *)data).isNumber() )
1 cycrow 287 
					size = 0;
288 
				else
289 
					size = atoi((const char *)data);
290 
 
291 
				if ( size )
292 
				{
293 
					SInCatFile *catfile = new SInCatFile;
294 
 
295 
					catfile->lSize = size;
296 
					catfile->sFile = file;
297 
					catfile->lOffset = offset;
298 
					catfile->sData = 0;
299 
 
300 
					offset += catfile->lSize;
301 
 
302 
					m_lFiles.push_back ( catfile );
303 
				}
304 
			}
305 
			data = (m_sData + (num + 1));
306 
			spacePos = -1;
307 
		}
308 
		else if ( m_sData[num] == ' ' )
309 
			spacePos = num;
310 
		++num;
311 
	}
85 cycrow 312 
*/
1 cycrow 313 
	return true;
314 
}
315 
 
316 
bool CCatFile::DecryptData ( unsigned char *data, size_t size )
317 
{
318 
	unsigned char cl=0xDB, dh=0xDC, dl=0xDD, ah=0xDE, ch=0xDF, al;
319 
	unsigned char *ptr = data, *end = data + size;
320 
	for ( ptr = data; ptr < end; ptr += 5)
321 
	{
322 
		al=ch;
323 
		ch+=5;
324 
		*(ptr + 4) ^= al;
325 
		al=ah;
326 
		ah+=5;
327 
		*(ptr + 3) ^= al;
328 
		al=dl;
329 
		dl+=5;
330 
		*(ptr + 2) ^= al;
331 
		al=dh;
332 
		dh+=5;
333 
		*(ptr + 1) ^= al;
334 
		al=cl;
335 
		cl+=5;
336 
		*(ptr + 0) ^= al;
337 
	}
338 
 
339 
	return true;
340 
}
341 
 
342 
bool CCatFile::DecryptData ()
343 
{
51 cycrow 344 
	if ( !DecryptData ( m_sData, m_lSize ) ) return false;
1 cycrow 345 
 
346 
	m_iDataType = CATERR_DECRYPT;
347 
 
348 
	return true;
349 
}
350 
 
351 
void CCatFile::RemoveData ()
352 
{
53 cycrow 353 
	delete m_sData;
1 cycrow 354 
	m_sData = NULL;
355 
	m_iDataType = CATFILE_NONE;
356 
	m_lSize = 0;
357 
}
358 
 
197 cycrow 359 
bool CCatFile::readFileToData(const Utils::WString &filename)
1 cycrow 360 
{
181 cycrow 361 
	SInCatFile *c = findData(filename);
362 
	return readFileToData(c);
1 cycrow 363 
}
364 
 
181 cycrow 365 
bool CCatFile::readFileToData(SInCatFile *c)
1 cycrow 366 
{
41 cycrow 367 
	if ( !c ) return false;
1 cycrow 368 
	size_t size = 0;
53 cycrow 369 
	if ( !c->sData ) c->sData = readData ( c, &size );
41 cycrow 370 
	if ( c->sData )	return true;
1 cycrow 371 
	return false;
372 
}
373 
 
181 cycrow 374 
unsigned char *CCatFile::readData(SInCatFile *c, size_t *size)
1 cycrow 375 
{
376 
	*size = c->lSize;
377 
 
53 cycrow 378 
	if ( !c->sData ) {
379 
		if ( m_fDatFile.startRead() ) {
380 
			m_fDatFile.seek(c->lOffset);
381 
			c->sData = m_fDatFile.read(c->lSize);
58 cycrow 382 
			c->bDecrypted = false;
53 cycrow 383 
			m_fDatFile.close();
51 cycrow 384 
 
53 cycrow 385 
			if ( !c->sData ) (*size) = 0;
386 
			else {
387 
				c->sData[c->lSize] = '\0';
58 cycrow 388 
				DecryptDAT(c);
53 cycrow 389 
			}
51 cycrow 390 
		}
1 cycrow 391 
	}
392 
 
53 cycrow 393 
	return c->sData;
1 cycrow 394 
}
395 
 
41 cycrow 396 
void CCatFile::DecryptDAT(SInCatFile *pFile)
397 
{
398 
	if ( pFile->bDecrypted ) return;
399 
	pFile->bDecrypted = true;
400 
	this->DecryptDAT(pFile->sData, pFile->lSize);
401 
}
1 cycrow 402 
void CCatFile::DecryptDAT(unsigned char *buffer, size_t size)
403 
{
404 
	for(unsigned char *pos=buffer, *end=buffer + size; pos < end; pos++){
405 
		*pos^=0x33;
406 
	}
407 
}
197 cycrow 408 
unsigned char *CCatFile::readData(const Utils::WString &filename, size_t *size)
1 cycrow 409 
{
410 
	*size = 0;
411 
 
53 cycrow 412 
	if ( !m_fDatFile.NoFile() ) {
181 cycrow 413 
		SInCatFile *c = findData(filename);
53 cycrow 414 
		if ( c ) return readData ( c, size );
1 cycrow 415 
	}
416 
 
417 
	return NULL;
418 
}
419 
 
41 cycrow 420 
unsigned char *CCatFile::UnpackFile ( SInCatFile *c, size_t *size)
1 cycrow 421 
{
422 
	*size = 0;
423 
	if ( !c )
424 
		return NULL;
425 
 
41 cycrow 426 
	this->DecryptDAT(c);
1 cycrow 427 
 
41 cycrow 428 
	int iFiletype = this->_checkFiletype(c->sData, 3);
429 
 
430 
	// plain file
431 
	if ( iFiletype == FILETYPE_PLAIN ) {
432 
		*size = c->lSize;
433 
		return c->sData;
434 
	}
435 
 
436 
	//otherwise unpack it
437 
 
438 
//	if ( IsDataPCK ( (const unsigned char *)c->sData, c->lSize ) || forcepck )
439 
	/*int iOffset = 0;
440 
	if ( iFiletype == FILETYPE_PCK ) {
441 
		iOffset = 1;
442 
		for(size_t i=0; i < c->lSize; i++){
443 
			c->sData[i] ^= magic;
444 
		}
445 
	}
446 
 
447 
 
448 
	return UnPCKData ( c->sData + iOffset, c->lSize - iOffset, size );*/
96 cycrow 449 
	unsigned char *data = UnPCKData(c->sData, c->lSize, size, false);
450 
	if ( !data ) data = UnPCKData(c->sData, c->lSize, size, true);
451 
	return data;
1 cycrow 452 
}
453 
 
124 cycrow 454 
bool CCatFile::removeFile(SInCatFile *f)
1 cycrow 455 
{
124 cycrow 456 
	if ( (m_bCreate) || (_lFiles->empty()) )
1 cycrow 457 
		return false;
458 
 
459 
	if ( !f )
460 
		return false;
461 
 
462 
	int err = m_fDatFile.TruncateFile ( f->lOffset, f->lSize );
463 
	if ( err == FILEERR_TOSMALL )
464 
	{
465 
		if ( (int)m_fDatFile.GetFilesize() > this->GetEndOffset() )
466 
			m_fDatFile.TruncateFile( this->GetEndOffset(), m_fDatFile.GetFilesize() - this->GetEndOffset() );
467 
	}
468 
	else if ( err != FILEERR_NONE )
469 
		return false;
470 
 
16 cycrow 471 
	// adjust the file positions
40 cycrow 472 
	int iOffset = -1;
124 cycrow 473 
	for (auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
474 
	{
475 
		SInCatFile *c = *itr;
476 
		if (c == f) {
477 
			iOffset = c->lOffset;
40 cycrow 478 
		}
479 
		else if ( iOffset >= 0 ) {
124 cycrow 480 
			c->lOffset = iOffset;
481 
			iOffset += c->lSize;
16 cycrow 482 
		}
483 
	}
484 
 
1 cycrow 485 
	// now just write the new cat file
124 cycrow 486 
	auto findItr = std::find(_lFiles->begin(), _lFiles->end(), f);
487 
	if (findItr != _lFiles->end())
488 
		_lFiles->erase(findItr);
53 cycrow 489 
	m_bCatChanged = true;
1 cycrow 490 
 
491 
	return true;
492 
}
493 
 
494 
bool CCatFile::WriteCatFile ()
495 
{
124 cycrow 496 
	if ( (m_bCreate) && (_lFiles->empty()) ) return false;
1 cycrow 497 
 
197 cycrow 498 
	Utils::WString cat = m_fDatFile.filename() + L"\n";
124 cycrow 499 
	for (auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
500 
	{
501 
		SInCatFile *c = *itr;
502 
		if ( !c ) continue;
503 
		if ( c->sFile.empty() ) continue;
197 cycrow 504 
		Utils::WString str = c->sFile;
505 
		cat += str.findReplace(L"/", L"\\").findReplace(L"\\\\", L"\\") + L" " + (long)c->lSize + L"\n";
1 cycrow 506 
	}
507 
 
53 cycrow 508 
	if ( !cat.length() ) return false;
1 cycrow 509 
 
229 cycrow 510 
	Utils::String str = cat.toString();
511 
 
53 cycrow 512 
	// make sure the len is in multiples of 5, otherwise decryptData could cause heap problems
229 cycrow 513 
	size_t len = str.length() + ((str.length() % 5) ? 5 - (str.length() % 5) : 0);
1 cycrow 514 
 
53 cycrow 515 
	bool ret = false;
516 
	try {
517 
		unsigned char *data = new unsigned char[len + 1];
229 cycrow 518 
		memcpy(data, str.c_str(), str.length() * sizeof(unsigned char));
519 
		for ( size_t i = len; i >= str.length(); i-- ) data[i] = '\0';
53 cycrow 520 
		this->DecryptData(data, len);
1 cycrow 521 
 
229 cycrow 522 
		bool ret = m_fCatFile.write(data, str.length());
53 cycrow 523 
		delete []data;
524 
	}
525 
	catch(std::exception &e) {
227 cycrow 526 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::WriteCatFile() unable to malloc, %d (%hs)", len + 1, e.what());
53 cycrow 527 
		return false;
528 
	}
1 cycrow 529 
 
53 cycrow 530 
	m_fCatFile.close();
531 
	m_bCatChanged = false;
532 
	return ret;
1 cycrow 533 
}
534 
 
124 cycrow 535 
std::vector<SInCatFile *> *CCatFile::GetFiles() const
1 cycrow 536 
{
124 cycrow 537 
	return _lFiles;
538 
}
1 cycrow 539 
 
197 cycrow 540 
bool CCatFile::checkExtensionPck(const Utils::WString &filename) const
124 cycrow 541 
{
196 cycrow 542 
	Utils::WString ext = CFileIO(filename).extension().lower();
543 
	if ( ext == L"xml" )
1 cycrow 544 
		return true;
196 cycrow 545 
	else if ( ext == L"txt" )
1 cycrow 546 
		return true;
196 cycrow 547 
	else if ( ext == L"bob" )
1 cycrow 548 
		return true;
196 cycrow 549 
	else if ( ext == L"bod" )
1 cycrow 550 
		return true;
551 
 
552 
	return false;
553 
}
554 
 
197 cycrow 555 
bool CCatFile::CheckPackedExtension(const Utils::WString &sFilename)
1 cycrow 556 
{
196 cycrow 557 
	Utils::WString ext = CFileIO(sFilename).extension().lower();
1 cycrow 558 
 
196 cycrow 559 
	if ( ext == L"pck" )
1 cycrow 560 
		return true;
196 cycrow 561 
	else if ( ext == L"pbb" )
1 cycrow 562 
		return true;
196 cycrow 563 
	else if ( ext == L"pbd" )
1 cycrow 564 
		return true;
565 
 
566 
	return false;
567 
}
568 
 
197 cycrow 569 
Utils::WString CCatFile::PckChangeExtension(const Utils::WString &f)
1 cycrow 570 
{
571 
	CFileIO fo ( f );
196 cycrow 572 
	Utils::WString ext = fo.extension ().lower();
197 cycrow 573 
	if (ext == L"txt")
574 
		return fo.changeFileExtension(L"pck");
575 
	else if (ext == L"xml")
576 
		return fo.changeFileExtension(L"pck");
196 cycrow 577 
	else if ( ext == L"bob" )
197 cycrow 578 
		return fo.changeFileExtension(L"pbb");
196 cycrow 579 
	else if ( ext == L"bod" )
197 cycrow 580 
		return fo.changeFileExtension(L"pbd");
1 cycrow 581 
 
582 
	return f;
583 
}
584 
 
197 cycrow 585 
bool CCatFile::appendFile(const Utils::WString &filename, const Utils::WString &sTo, bool pck, bool bXor, Utils::WString *sChangeTo)
1 cycrow 586 
{
227 cycrow 587 
	CLog::logf(CLog::Log_IO, 1, L"CCatFile::AppendFile() Adding file, %s, into cat file, %s::%s [PCK:%s XOR:%s]", filename.c_str(), this->m_fCatFile.filename().c_str(), sTo.c_str(), (pck) ? L"Yes" : L"No", (bXor) ? L"Yes" : L"No");
52 cycrow 588 
 
197 cycrow 589 
	if ( filename.isin (L"::" ) ) return writeFromCat(filename.token(L"::", 1), filename.token(L"::", 2));
53 cycrow 590 
	if ( (!m_bCreate) && (!m_fDatFile.exists ()) ) {
227 cycrow 591 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() Cat File: %s, doesn't exist, quitting...", m_fCatFile.fullFilename().c_str());
1 cycrow 592 
		return false;
52 cycrow 593 
	}
197 cycrow 594 
	Utils::WString to = sTo;
124 cycrow 595 
	if ( !_sAddonDir.empty() && CCatFile::IsAddonDir(to) ) {
227 cycrow 596 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() changing destination to included addon fir, %s => %s", to, _sAddonDir + L"/" + to);
197 cycrow 597 
		to = _sAddonDir + L"\\" + to;
1 cycrow 598 
	}
599 
 
42 cycrow 600 
	// change the file extension and remove the file again
124 cycrow 601 
	if ( pck && checkExtensionPck(filename) ) {
227 cycrow 602 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() changing file extension for packed file, %s => %s", to.c_str(), PckChangeExtension(to).c_str());
52 cycrow 603 
		to = PckChangeExtension(to);
1 cycrow 604 
	}
124 cycrow 605 
	if ( sChangeTo ) *sChangeTo = to;
1 cycrow 606 
 
124 cycrow 607 
	if ( !_lFiles->empty() ) {
181 cycrow 608 
		SInCatFile *checkf = findData(to);
42 cycrow 609 
		if ( checkf ) {
227 cycrow 610 
			CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() removing existing filechanging file extension for packed file, %s => %s", to.c_str(), PckChangeExtension(to).c_str());
124 cycrow 611 
			if ( !removeFile(checkf) ) {
227 cycrow 612 
				CLog::logf(CLog::Log_IO, 1, L"CCatFile::AppendFile() unable to remove existing file, quitting...");
52 cycrow 613 
				return false;
614 
			}
42 cycrow 615 
		}
616 
	}
617 
 
1 cycrow 618 
	bool append = false;
619 
 
620 
	SInCatFile *f = new SInCatFile;
621 
	f->sData = 0;
622 
	f->lOffset = this->GetEndOffset();
85 cycrow 623 
 
1 cycrow 624 
	bool dofile = true;
625 
 
124 cycrow 626 
	if ( _lFiles->empty() )	{
227 cycrow 627 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() no existing files found, wipeing the existing dat file");
1 cycrow 628 
		m_fDatFile.WipeFile();
52 cycrow 629 
	}
1 cycrow 630 
 
52 cycrow 631 
	CFileIO File(filename);
632 
	if ( !File.startRead() ) {
227 cycrow 633 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() unable to open file, %s, for reading", filename.c_str());
52 cycrow 634 
		return false;
635 
	}
636 
 
227 cycrow 637 
	CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() reading file data, %s:%d", filename.c_str(), File.fileSize());
52 cycrow 638 
	unsigned char *data = File.readAll();
639 
	File.close();
1 cycrow 640 
 
52 cycrow 641 
	// check if we need to pack the file
642 
	int iFileType = this->_checkFiletype(data, 3);
227 cycrow 643 
	CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() preparing to append file data, Type=%d", iFileType);
124 cycrow 644 
	if ( iFileType == FILETYPE_PLAIN && CheckPackedExtension(to) ) {
227 cycrow 645 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() plain text file needs to packed");
52 cycrow 646 
		size_t newsize = 0;
647 
		unsigned char *newdata = PCKData(data, File.fileSize(), &newsize, bXor);
227 cycrow 648 
		CLog::logf(CLog::Log_IO, 1, L"CCatFile::AppendFile() file has been packed, %d => %d", File.fileSize(), newsize);
1 cycrow 649 
 
52 cycrow 650 
		f->lSize = newsize;
227 cycrow 651 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() Decrypting data");
52 cycrow 652 
		this->DecryptDAT(newdata, f->lSize);
227 cycrow 653 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() appending data to Dat file, Offset:%d", f->lOffset);
52 cycrow 654 
		append = m_fDatFile.AppendDataToPos ( (const char *)newdata, newsize, f->lOffset );
1 cycrow 655 
 
52 cycrow 656 
		delete [] newdata;
1 cycrow 657 
	}
52 cycrow 658 
	else  {
227 cycrow 659 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() Decrypting data");
52 cycrow 660 
		this->DecryptDAT(data, File.fileSize());
661 
		f->lSize = File.fileSize();
227 cycrow 662 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() appending data to Dat file, Offset:%d", f->lOffset);
52 cycrow 663 
		append = m_fDatFile.AppendDataToPos ( (const char *)data, f->lSize, f->lOffset );
664 
	}
1 cycrow 665 
 
227 cycrow 666 
	CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() cleaning up memory");
52 cycrow 667 
	delete [] data;
668 
 
53 cycrow 669 
	m_fDatFile.close();
670 
 
52 cycrow 671 
	if ( append ) {
227 cycrow 672 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() append complete, adding file into cat list");
1 cycrow 673 
		m_bCreate = false;
674 
		f->sFile = to;
124 cycrow 675 
		_lFiles->push_back(f);
227 cycrow 676 
		CLog::logf(CLog::Log_IO, 3, L"CCatFile::AppendFile() writing the new cat file");
53 cycrow 677 
		m_bCatChanged = true;
1 cycrow 678 
	}
52 cycrow 679 
	else {
227 cycrow 680 
		CLog::logf(CLog::Log_IO, 2, L"CCatFile::AppendFile() appending failed, cleaning up file data");
1 cycrow 681 
		delete f;
52 cycrow 682 
	}
1 cycrow 683 
 
227 cycrow 684 
	CLog::logf(CLog::Log_IO, 4, L"CCatFile::AppendFile() function complete");
53 cycrow 685 
 
686 
	return append;
1 cycrow 687 
}
688 
 
197 cycrow 689 
bool CCatFile::addData(const Utils::WString &catfile, unsigned char *data, size_t size, const Utils::WString &to, bool pck, bool create)
1 cycrow 690 
{
197 cycrow 691 
	int err = open(catfile, L"", CATREAD_CATDECRYPT, create);
1 cycrow 692 
	if ( (err != CATERR_NONE) && (err != CATERR_CREATED) )
693 
		return false;
694 
 
181 cycrow 695 
	return appendData(data, size, to, pck);
1 cycrow 696 
}
697 
 
698 
int CCatFile::GetEndOffset()
699 
{
124 cycrow 700 
	if ( _lFiles->empty() )
1 cycrow 701 
		return 0;
84 cycrow 702 
	else {
124 cycrow 703 
		return _lFiles->back()->lOffset + _lFiles->back()->lSize;
84 cycrow 704 
	}
1 cycrow 705 
}
706 
 
124 cycrow 707 
size_t CCatFile::GetNumFiles() const
708 
{
709 
	return _lFiles->size();
710 
}
1 cycrow 711 
 
124 cycrow 712 
SInCatFile *CCatFile::GetFile(unsigned int num) const
713 
{
714 
	return (num >= 0 && num < _lFiles->size()) ? _lFiles->at(num) : NULL;
715 
}
716 
 
197 cycrow 717 
bool CCatFile::appendData(unsigned char *data, size_t size, const Utils::WString &aTo, bool pck, bool bXor)
1 cycrow 718 
{
52 cycrow 719 
	if ( (!m_bCreate) && (!m_fCatFile.exists ()) )
1 cycrow 720 
		return false;
721 
 
722 
	if ( (size <= 0) || (!data) )
723 
		return false;
724 
 
197 cycrow 725 
	Utils::WString to = aTo;
124 cycrow 726 
 
1 cycrow 727 
	// then check if the file already exists
124 cycrow 728 
	if ( !_lFiles->empty() )
1 cycrow 729 
	{
181 cycrow 730 
		SInCatFile *f = findData(to);
1 cycrow 731 
		if ( f )
732 
		{
124 cycrow 733 
			if (!removeFile ( f ))
1 cycrow 734 
				return false;
735 
		}
736 
	}
737 
 
738 
	bool append = false;
739 
 
124 cycrow 740 
	if (_lFiles->empty())
1 cycrow 741 
		m_fDatFile.WipeFile();
742 
 
743 
	SInCatFile *f = new SInCatFile;
744 
	f->sData = 0;
124 cycrow 745 
	if (_lFiles->empty())
1 cycrow 746 
		f->lOffset = 0;
747 
	else
748 
		f->lOffset = m_fDatFile.GetFilesize();
749 
 
750 
	// if file extension is packed but not the file, then pack it, "pck" forces it to be packed unless it already is
751 
 
752 
	f->lSize = size;
124 cycrow 753 
	if ( (((pck) && (checkExtensionPck (to))) || ((CheckPackedExtension (to)))) && (!IsDataPCK ( data, size )) )
1 cycrow 754 
	{
755 
		to = PckChangeExtension ( to );
756 
 
124 cycrow 757 
		if (!_lFiles->empty())
1 cycrow 758 
		{
181 cycrow 759 
			SInCatFile *f = findData(to);
1 cycrow 760 
			if ( f )
761 
			{
124 cycrow 762 
				if (!removeFile(f))
1 cycrow 763 
					return false;
764 
			}
765 
		}
766 
		size_t newsize = 0;
767 
		unsigned char *d = PCKData ( data, size, &newsize, bXor );
768 
 
769 
		f->lSize = newsize;
770 
		this->DecryptDAT(d, newsize);
771 
		append = m_fDatFile.AppendDataToPos ( (const char *)d, newsize, f->lOffset );
772 
 
773 
		delete [] d;
774 
	}
775 
	else {
776 
		this->DecryptDAT(data, size);
777 
		append = m_fDatFile.AppendDataToPos ( (const char *)data, size, f->lOffset );
778 
	}
779 
 
58 cycrow 780 
	m_fDatFile.close();
781 
	if ( append ) {
1 cycrow 782 
		m_bCreate = false;
783 
		f->sFile = to;
124 cycrow 784 
		_lFiles->push_back(f);
53 cycrow 785 
		m_bCatChanged = true;
1 cycrow 786 
	}
787 
	else
788 
		delete f;
789 
 
790 
	return true;
791 
}
792 
 
197 cycrow 793 
Utils::WString CCatFile::RenameFileExtension(SInCatFile *f)
1 cycrow 794 
{
124 cycrow 795 
	CFileIO fo(f->sFile);
196 cycrow 796 
	Utils::WString ext = fo.extension().lower();
197 cycrow 797 
	if ( ext == L"pck" )
1 cycrow 798 
	{
197 cycrow 799 
		Utils::WString firstDir = f->sFile.findReplace(L"/", L"\\").token(L"\\", 1).lower();
1 cycrow 800 
 
197 cycrow 801 
		if ( firstDir == L"t" )
802 
			return fo.changeFileExtension(L"xml");
803 
		else if ( firstDir == L"director" )
804 
			return fo.changeFileExtension(L"xml");
805 
		return fo.changeFileExtension(L"txt");
1 cycrow 806 
	}
197 cycrow 807 
	else if ( ext == L"pbb" )
808 
		return fo.changeFileExtension(L"bob");
809 
	else if ( ext == L"pbd" )
810 
		return fo.changeFileExtension(L"bod");
1 cycrow 811 
	return f->sFile;
812 
}
813 
 
197 cycrow 814 
void CCatFile::findFiles(Utils::WStringList &files, const Utils::WString &filemask) const
1 cycrow 815 
{
124 cycrow 816 
	if (_lFiles->empty())
1 cycrow 817 
		return;
818 
 
124 cycrow 819 
	for (auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
1 cycrow 820 
	{
181 cycrow 821 
		if (filemask.match((*itr)->sFile))
822 
			files.pushBack((*itr)->sFile);
1 cycrow 823 
	}
824 
}
825 
 
197 cycrow 826 
bool CCatFile::extractAll(const Utils::WString &dir)
1 cycrow 827 
{
124 cycrow 828 
	if (_lFiles->empty())
1 cycrow 829 
		return false;
830 
 
124 cycrow 831 
	for (auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
1 cycrow 832 
	{
181 cycrow 833 
		if ( !extractFile(*itr, dir, true) )
1 cycrow 834 
			return false;
835 
	}
836 
 
837 
	return true;
838 
}
197 cycrow 839 
bool CCatFile::extractFile(const Utils::WString &filename, const Utils::WString &to, bool preserve)
1 cycrow 840 
{
124 cycrow 841 
	if (_lFiles->empty())
1 cycrow 842 
		return false;
843 
 
844 
	// check if file exists
124 cycrow 845 
	if ( !_sAddonDir.empty() ) {
197 cycrow 846 
		SInCatFile *f = findData(_sAddonDir + L"\\" + filename);
1 cycrow 847 
		if ( f )
181 cycrow 848 
			return extractFile(f, to, preserve);
1 cycrow 849 
	}
850 
	{
197 cycrow 851 
		SInCatFile *f = findData(L"addon\\" + filename);
1 cycrow 852 
		if ( f )
181 cycrow 853 
			return extractFile(f, to, preserve);
1 cycrow 854 
	}
855 
 
181 cycrow 856 
	SInCatFile *f = findData(filename);
1 cycrow 857 
	if ( !f )
858 
	{
859 
		m_iError = CATERR_NOFILE;
860 
		return false;
861 
	}
862 
 
181 cycrow 863 
	return extractFile(f, to, preserve);
1 cycrow 864 
}
865 
 
41 cycrow 866 
int CCatFile::_checkFiletype(const unsigned char *pBuffer, int iSize)
867 
{
868 
	if(iSize >= 3) {
869 
		unsigned char magic = pBuffer[0] ^ 0xC8;
870 
		if( (pBuffer[1] ^ magic) == 0x1F && (pBuffer[2] ^ magic) == 0x8B) {
871 
			return FILETYPE_PCK;
872 
		}
873 
	}
874 
 
875 
	if ( iSize >= 2 && (pBuffer[0] == 0x1F && pBuffer[1] == 0x8B) ) {
876 
		return FILETYPE_DEFLATE;
877 
	}
878 
 
879 
	return FILETYPE_PLAIN;
880 
}
881 
 
197 cycrow 882 
bool CCatFile::extractFile(SInCatFile* f, const Utils::WString &to, bool preserve)
1 cycrow 883 
{
884 
	unsigned char *data = 0;
885 
	size_t size = 0;
886 
 
887 
	// load the data from file
181 cycrow 888 
	readFileToData(f);
1 cycrow 889 
 
41 cycrow 890 
	data = this->UnpackFile(f, &size);
52 cycrow 891 
	if ( !data ) {
1 cycrow 892 
		m_iError = CATERR_CANTREAD;
893 
		return false;
894 
	}
895 
 
896 
	CFileIO fo(CCatFile::RenameFileExtension(f));
897 
	// check for a file name
197 cycrow 898 
	Utils::WString checkFile = to;
899 
	Utils::WString todir, tofile = to;
900 
	if ( checkFile.containsAny(L"\\/") )
1 cycrow 901 
	{
197 cycrow 902 
		checkFile = checkFile.findReplace (L"\\", L"/" );
903 
		checkFile = checkFile.findReplace (L"//", L"/" );
904 
		tofile = checkFile.token(L"/", checkFile.countToken(L"/"));
1 cycrow 905 
 
197 cycrow 906 
		if ( !checkFile.contains(L".") || preserve )
1 cycrow 907 
		{
197 cycrow 908 
			tofile = fo.filename();
1 cycrow 909 
			todir = checkFile;
910 
		}
911 
		else
912 
		{
197 cycrow 913 
			todir = CFileIO(checkFile).dir();
914 
			tofile = CFileIO(checkFile).filename();
1 cycrow 915 
		}
916 
	}
917 
 
181 cycrow 918 
	if ( tofile.empty() )
1 cycrow 919 
	{
181 cycrow 920 
		if ( !tofile.empty() )
197 cycrow 921 
			tofile += L"/";
922 
		tofile += fo.filename();
923 
		todir = CFileIO(tofile).dir();
924 
		tofile = CFileIO(tofile).filename();
1 cycrow 925 
	}
926 
 
927 
	if ( preserve )
928 
	{
181 cycrow 929 
		if ( !fo.dir().Compare(todir.right(- (int)fo.dir().length())) )
1 cycrow 930 
		{
197 cycrow 931 
			if ( !todir.empty() && todir.right(1) != L"/" )
932 
				todir += L"/";
933 
			todir += fo.dir();
1 cycrow 934 
		}
935 
	}
936 
 
181 cycrow 937 
	if ( tofile.empty() )
197 cycrow 938 
		tofile = fo.filename();
1 cycrow 939 
 
52 cycrow 940 
	bool bWritten = false;
941 
 
1 cycrow 942 
	// create the directory to extract to
181 cycrow 943 
	if ( !todir.empty() && !CDirIO(todir).create() )
1 cycrow 944 
		m_iError = CATERR_CANTCREATEDIR;
945 
	else
946 
	{
196 cycrow 947 
		Utils::WString file = todir;
181 cycrow 948 
		if ( !file.empty() )
196 cycrow 949 
			file += L"/";
197 cycrow 950 
		file += tofile;
196 cycrow 951 
		file = file.findReplace(L"/", L"\\");
952 
		file = file.findReplace(L"\\\\", L"\\");
1 cycrow 953 
 
196 cycrow 954 
		CFileIO File(file);
52 cycrow 955 
		if ( !File.startWrite() ) m_iError = CATERR_INVALIDDEST;
956 
		else bWritten = File.write(data, size);
1 cycrow 957 
	}
958 
 
959 
	delete data;
960 
	f->sData = 0;
961 
 
124 cycrow 962 
	if ( bWritten ) this->clearError();
52 cycrow 963 
 
964 
	return bWritten;
1 cycrow 965 
}
966 
 
197 cycrow 967 
const Utils::WString &CCatFile::internalDatFilename() const
85 cycrow 968 
{
969 
	return _sReadFilename;
970 
}
971 
 
197 cycrow 972 
Utils::WString CCatFile::getErrorString () const
1 cycrow 973 
{
974 
	switch ( m_iError )
975 
	{
976 
		case CATERR_NONE:
197 cycrow 977 
			return Utils::WString::Null();
1 cycrow 978 
		case CATERR_NODATFILE:
197 cycrow 979 
			return L"Unable to open Dat file";
1 cycrow 980 
		case CATERR_NOCATFILE:
197 cycrow 981 
			return L"Unable to open Cat file";
1 cycrow 982 
		case CATERR_FILEEMPTY:
197 cycrow 983 
			return L"Cat file is empty";
1 cycrow 984 
		case CATERR_READCAT:
197 cycrow 985 
			return L"Unable to read from cat file";
1 cycrow 986 
		case CATERR_DECRYPT:
197 cycrow 987 
			return L"Unable to decrypt cat file";
1 cycrow 988 
		case CATERR_MISMATCH:
197 cycrow 989 
			return L"File size mismatch with Dat file";
1 cycrow 990 
		case CATERR_NOFILE:
197 cycrow 991 
			return L"Unable to find file in archive";
1 cycrow 992 
		case CATERR_CANTREAD:
197 cycrow 993 
			return L"Unable to read file in archive";
1 cycrow 994 
		case CATERR_CANTCREATEDIR:
197 cycrow 995 
			return L"Unable to create destiantion directory";
1 cycrow 996 
		case CATERR_INVALIDDEST:
197 cycrow 997 
			return L"Unable to write to destiantion file";
1 cycrow 998 
	}
999 
 
197 cycrow 1000 
	return L"Invalid";
1 cycrow 1001 
}
1002 
 
1003 
 
1004 
unsigned char *CompressPCKData ( unsigned char *buffer, size_t size, size_t *retsize, time_t mtime )
1005 
{
1006 
	size_t newsize = (size * 2) + 20;
1007 
	unsigned char *data = (unsigned char *)malloc ( sizeof(unsigned char) * newsize );
1008 
 
1009 
	z_stream zs;
1010 
	char flags=0;
1011 
 
1012 
//	error(0);
1013 
 
1014 
	unsigned char *d = data;
1015 
//	if(m_pszComment && strlen(m_pszComment) > 0) flags|=GZ_F_COMMENT;
1016 
//	if(m_pszFileName && strlen(m_pszFileName) > 0) flags|=GZ_F_FILENAME;
1017 
 
1018 
	int pos = PCKHEADERSIZE;
1019 
	*d = 0x1F; 		d++;
1020 
	*d = 0x8B; 		d++;
1021 
	*d = 8;			d++;
1022 
	*d = flags; 	d++;
1023 
	memcpy(d, &mtime, sizeof(mtime));
1024 
	d += 4;
1025 
	*d = 0; 		d++;
1026 
	*d = 11; 		d++;
1027 
//	if(flags & GZ_F_FILENAME) put((const char *)m_pszFileName);
1028 
//	if(flags & GZ_F_COMMENT) put((const char *)m_pszComment);
1029 
 
1030 
	memset(&zs, 0, sizeof(zs));
1031 
	zs.next_in=buffer;
1032 
	zs.avail_in=(long)size;
1033 
 
1034 
	int ret;
1035 
	unsigned long ubound;
1036 
	ret=deflateInit2(&zs, 9, Z_DEFLATED, -15, 9, Z_DEFAULT_STRATEGY);
1037 
	if(ret!=Z_OK)
1038 
		return false;
1039 
 
1040 
	ubound=deflateBound(&zs, (unsigned long)size);
1041 
	if ( newsize < ubound)
1042 
	{
1043 
		newsize += ubound;
1044 
		data = (unsigned char *)realloc ( data, sizeof(unsigned char) * newsize );
308 cycrow 1045 
		if (!data)
1046 
			return nullptr;
1 cycrow 1047 
	}
1048 
 
1049 
 
1050 
	zs.next_out=d;
1051 
	zs.avail_out=(unsigned int)newsize - pos;
1052 
 
1053 
	while((ret=deflate(&zs, Z_FINISH))==Z_OK)
1054 
	{
1055 
		newsize += 1024;
1056 
		data = (unsigned char *)realloc ( data, sizeof(unsigned char) * newsize );
308 cycrow 1057 
		if (!data)
1058 
			return nullptr;
1 cycrow 1059 
		zs.next_out=data + zs.total_out;
1060 
		zs.avail_out=(unsigned int)newsize - zs.total_out;
1061 
	}
1062 
	pos += zs.total_out;
1063 
 
1064 
	deflateEnd(&zs);
1065 
 
1066 
	unsigned long crc=crc32(0, NULL, 0);
1067 
	crc=crc32(crc, buffer, (unsigned int)size);
1068 
 
1069 
	int s = sizeof(crc) + sizeof(size);
1070 
	if ( newsize < (size_t)(s + pos) )
1071 
	{
1072 
		newsize += (s + pos) - newsize;
1073 
		data = (unsigned char *)realloc ( data, sizeof(unsigned char) * newsize );
308 cycrow 1074 
		if (!data)
1075 
			return nullptr;
1 cycrow 1076 
	}
1077 
 
308 cycrow 1078 
	unsigned long lSize = static_cast<unsigned long>(size);
1079 
 
1 cycrow 1080 
	memcpy(&data[pos], &crc, sizeof(crc));
1081 
	pos += sizeof(crc);
308 cycrow 1082 
	memcpy(&data[pos], &lSize, sizeof(lSize));
1083 
	pos += sizeof(lSize);
1 cycrow 1084 
 
1085 
	newsize = pos;
1086 
 
1087 
	unsigned char *retdata = NULL;
1088 
	if ( ret == Z_STREAM_END )
1089 
	{
1090 
		*retsize = newsize;
1091 
		retdata = new unsigned char[newsize];
1092 
		memcpy ( retdata, data, newsize );
1093 
	}
1094 
	free ( data );
1095 
 
1096 
	return retdata;
1097 
}
1098 
 
1099 
unsigned char *PCKData ( unsigned char *data, size_t oldsize, size_t *newsize, bool bXor )
1100 
{
1101 
	unsigned char *newdata = CompressPCKData ( data, oldsize, newsize, time(NULL) );
1102 
	if ( !bXor )
1103 
		return newdata;
1104 
 
1105 
	if ( newdata )
1106 
	{
1107 
		char magic = (char)clock(), m;
1108 
		m=magic ^ 0xC8;
1109 
 
1110 
		unsigned char *ptr = newdata, *end = newdata + *newsize;
1111 
		// XOR encryption
1112 
		if ( bXor )
1113 
		{
1114 
			for ( ; ptr < end; ptr++ )
1115 
				(*ptr)^=magic;
1116 
		}
1117 
 
1118 
		unsigned char *finalData = new unsigned char[*newsize + 1];
1119 
		finalData[0] = m;
1120 
		memcpy ( finalData + 1, newdata, *newsize );
1121 
		delete [] newdata;
1122 
		(*newsize)++;
1123 
		return finalData;
1124 
	}
1125 
 
1126 
	return NULL;
1127 
}
1128 
 
197 cycrow 1129 
bool CCatFile::writeFromCat(CCatFile *fcat, const Utils::WString &file)
1 cycrow 1130 
{
1131 
	// now find the file in the cat file
181 cycrow 1132 
	SInCatFile *getfile = fcat->findData(file);
1 cycrow 1133 
	if ( !getfile )
1134 
		return false;
1135 
 
1136 
	// read the dat from the cat file
1137 
	size_t size = 0;
53 cycrow 1138 
	unsigned char *data = fcat->readData ( getfile, &size );
1 cycrow 1139 
	if ( !data )
1140 
		return false;
1141 
 
1142 
	// now check if it exists in this file
181 cycrow 1143 
	removeFile(file);
1 cycrow 1144 
 
124 cycrow 1145 
	int offset = (_lFiles->empty()) ? 0 : (_lFiles->back()->lOffset + _lFiles->back()->lSize);
1 cycrow 1146 
	// now write to the new file
58 cycrow 1147 
	if ( getfile->bDecrypted ) this->DecryptDAT(getfile->sData, getfile->lSize);
1148 
	getfile->bDecrypted = false;
1149 
	if ( !m_fDatFile.AppendDataToPos((const char *)getfile->sData, getfile->lSize, offset) ) return false;
1150 
    m_fDatFile.close();
1 cycrow 1151 
 
1152 
	// finally add to the list
1153 
	SInCatFile *f = new SInCatFile;
1154 
	f->sData = 0;
124 cycrow 1155 
	if (_lFiles->empty())
1 cycrow 1156 
		f->lOffset = 0;
1157 
	else
124 cycrow 1158 
		f->lOffset = _lFiles->back()->lOffset + _lFiles->back()->lSize;
181 cycrow 1159 
	f->sFile = file;
1 cycrow 1160 
	f->lSize = size;
124 cycrow 1161 
	_lFiles->push_back(f);
53 cycrow 1162 
	m_bCatChanged = true;
1 cycrow 1163 
 
1164 
	return true;
1165 
}
1166 
 
197 cycrow 1167 
bool CCatFile::writeFromCat(const Utils::WString &catfile, const Utils::WString &file)
1 cycrow 1168 
{
1169 
	CCatFile fcat;
197 cycrow 1170 
	if ( fcat.open(catfile, L"", CATREAD_CATDECRYPT, false) )
1 cycrow 1171 
		return false;
1172 
 
181 cycrow 1173 
	return this->writeFromCat(&fcat, file);
1 cycrow 1174 
}
197 cycrow 1175 
SInCatFile *CCatFile::findData(const Utils::WString &filename) const
124 cycrow 1176 
{
1177 
	if (_lFiles->empty())
1 cycrow 1178 
		return NULL;
1179 
 
197 cycrow 1180 
	Utils::WString check = filename;
1181 
	check = check.findReplace(L"\\", L"/");
124 cycrow 1182 
	for (auto itr = _lFiles->cbegin(); itr != _lFiles->cend(); ++itr)
1 cycrow 1183 
	{
197 cycrow 1184 
		Utils::WString f = (*itr)->sFile;
1185 
		f = f.findReplace(L"\\", L"/");
124 cycrow 1186 
		if (f.Compare(check))
1187 
			return *itr;
1 cycrow 1188 
	}
1189 
	return NULL;
1190 
}
1191 
 
197 cycrow 1192 
bool CCatFile::markRemoveFile(const Utils::WString &file)
1 cycrow 1193 
{
181 cycrow 1194 
	SInCatFile *f = findData(file);
1 cycrow 1195 
	if ( !f )
1196 
	{
1197 
		m_iError = CATERR_NOFILE;
1198 
		return false;
1199 
	}
1200 
 
181 cycrow 1201 
	return markRemoveFile(f);
1 cycrow 1202 
}
181 cycrow 1203 
bool CCatFile::markRemoveFile ( SInCatFile *f )
1 cycrow 1204 
{
1205 
	f->bDelete = true;
1206 
	return true;
1207 
}