From 655ce26b3f09628d9408a4d82efe3a26116999fe Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Sat, 13 Sep 2008 16:51:46 +0000
Subject: Big patch changing the signature of various Stream methods (some
 ports may need to be slightly tweaked to fix overloading errors/warnings)

svn-id: r34514
---
 backends/fs/stdiostream.cpp                    | 30 +++++--------
 backends/fs/stdiostream.h                      |  8 ++--
 backends/fs/symbian/symbianstream.cpp          | 59 ++++++++++++--------------
 backends/fs/symbian/symbianstream.h            |  8 ++--
 backends/platform/dc/vmsave.cpp                | 14 +++---
 backends/platform/ds/arm9/source/gbampsave.cpp | 10 ++---
 backends/platform/ds/arm9/source/gbampsave.h   |  8 ++--
 backends/platform/ds/arm9/source/ramsave.cpp   | 10 +++--
 backends/platform/ds/arm9/source/ramsave.h     |  8 ++--
 backends/platform/ps2/savefile.cpp             | 23 +++++-----
 backends/platform/ps2/savefile.h               | 20 ++++-----
 backends/saves/compressed/compressed-saves.cpp | 10 +++--
 12 files changed, 100 insertions(+), 108 deletions(-)

(limited to 'backends')

diff --git a/backends/fs/stdiostream.cpp b/backends/fs/stdiostream.cpp
index f3f20eacb5..fafcca989b 100644
--- a/backends/fs/stdiostream.cpp
+++ b/backends/fs/stdiostream.cpp
@@ -126,43 +126,33 @@ bool StdioStream::eos() const {
 	return feof((FILE *)_handle) != 0;
 }
 
-uint32 StdioStream::pos() const {
-	// FIXME: ftell can return -1 to indicate an error (in which case errno gets set)
-	//        Maybe we should support that, too?
+int32 StdioStream::pos() const {
 	return ftell((FILE *)_handle);
 }
 
-uint32 StdioStream::size() const {
-	uint32 oldPos = ftell((FILE *)_handle);
+int32 StdioStream::size() const {
+	int32 oldPos = ftell((FILE *)_handle);
 	fseek((FILE *)_handle, 0, SEEK_END);
-	uint32 length = ftell((FILE *)_handle);
+	int32 length = ftell((FILE *)_handle);
 	fseek((FILE *)_handle, oldPos, SEEK_SET);
 
 	return length;
 }
 
-void StdioStream::seek(int32 offs, int whence) {
-	assert(_handle);
-
-	if (fseek((FILE *)_handle, offs, whence) != 0)
-		clearerr((FILE *)_handle);	// FIXME: why do we call clearerr here?
-		
-	// FIXME: fseek has a return value to indicate errors; 
-	//        Maybe we should support that, too?
+bool StdioStream::seek(int32 offs, int whence) {
+	return fseek((FILE *)_handle, offs, whence) == 0;
 }
 
 uint32 StdioStream::read(void *ptr, uint32 len) {
-	return (uint32)fread((byte *)ptr, 1, len, (FILE *)_handle);
+	return fread((byte *)ptr, 1, len, (FILE *)_handle);
 }
 
 uint32 StdioStream::write(const void *ptr, uint32 len) {
-	return (uint32)fwrite(ptr, 1, len, (FILE *)_handle);
+	return fwrite(ptr, 1, len, (FILE *)_handle);
 }
 
-void StdioStream::flush() {
-	// TODO: Should check the return value of fflush, and if it is non-zero,
-	// check errno and set an error flag.
-	fflush((FILE *)_handle);
+bool StdioStream::flush() {
+	return fflush((FILE *)_handle) == 0;
 }
 
 StdioStream *StdioStream::makeFromPath(const Common::String &path, bool writeMode) {
diff --git a/backends/fs/stdiostream.h b/backends/fs/stdiostream.h
index 02e5463f63..f40ddd9867 100644
--- a/backends/fs/stdiostream.h
+++ b/backends/fs/stdiostream.h
@@ -51,11 +51,11 @@ public:
 	bool eos() const;
 
 	virtual uint32 write(const void *dataPtr, uint32 dataSize);
-	virtual void flush();
+	virtual bool flush();
 
-	virtual uint32 pos() const;
-	virtual uint32 size() const;
-	void seek(int32 offs, int whence = SEEK_SET);
+	virtual int32 pos() const;
+	virtual int32 size() const;
+	bool seek(int32 offs, int whence = SEEK_SET);
 	uint32 read(void *dataPtr, uint32 dataSize);
 };
 
diff --git a/backends/fs/symbian/symbianstream.cpp b/backends/fs/symbian/symbianstream.cpp
index 61fc5a04fb..4d2ec11ab3 100644
--- a/backends/fs/symbian/symbianstream.cpp
+++ b/backends/fs/symbian/symbianstream.cpp
@@ -104,10 +104,9 @@ size_t ReadData(const void* ptr, size_t size, size_t numItems, TSymbianFileEntry
 	TPtr8 pointer ( (unsigned char*) ptr, totsize);
 	
 	// Nothing cached and we want to load at least KInputBufferLength bytes
-	if(totsize >= KInputBufferLength) {	
+	if (totsize >= KInputBufferLength) {	
 		TUint32 totLength = 0;
-		if(entry->_inputPos != KErrNotFound)
-		{
+		if (entry->_inputPos != KErrNotFound) {
 			TPtr8 cacheBuffer( (unsigned char*) entry->_inputBuffer+entry->_inputPos, entry->_inputBufferLen - entry->_inputPos, KInputBufferLength);
 			pointer.Append(cacheBuffer);
 			entry->_inputPos = KErrNotFound;
@@ -121,44 +120,39 @@ size_t ReadData(const void* ptr, size_t size, size_t numItems, TSymbianFileEntry
 		
 		pointer.Set((unsigned char*) ptr, totLength, totsize);
 		
-	}
-	else {
+	} else {
 		// Nothing in buffer	
-		if(entry->_inputPos == KErrNotFound) {
+		if (entry->_inputPos == KErrNotFound) {
 			TPtr8 cacheBuffer( (unsigned char*) entry->_inputBuffer, KInputBufferLength);
 			entry->_lastError = entry->_fileHandle.Read(cacheBuffer);			
 			
-			if(cacheBuffer.Length() >= totsize) {
+			if (cacheBuffer.Length() >= totsize) {
 				pointer.Copy(cacheBuffer.Left(totsize));
 				entry->_inputPos = totsize;
 				entry->_inputBufferLen = cacheBuffer.Length();
-			}
-			else {
+			} else {
 				pointer.Copy(cacheBuffer);
 				entry->_inputPos = KErrNotFound;
 			}
 			
-		}
-		else {
+		} else {
 			TPtr8 cacheBuffer( (unsigned char*) entry->_inputBuffer, entry->_inputBufferLen, KInputBufferLength);
 			
-			if(entry->_inputPos+totsize < entry->_inputBufferLen) {
+			if (entry->_inputPos+totsize < entry->_inputBufferLen) {
 				pointer.Copy(cacheBuffer.Mid(entry->_inputPos, totsize));
 				entry->_inputPos+=totsize;
-			}
-			else {
+			} else {
 				
 				pointer.Copy(cacheBuffer.Mid(entry->_inputPos, entry->_inputBufferLen-entry->_inputPos));
 				cacheBuffer.SetLength(0);
 				entry->_lastError = entry->_fileHandle.Read(cacheBuffer);
 				
-				if(cacheBuffer.Length() >= totsize-pointer.Length()) {
+				if (cacheBuffer.Length() >= totsize-pointer.Length()) {
 					TUint32 restSize = totsize-pointer.Length();
 					pointer.Append(cacheBuffer.Left(restSize));
 					entry->_inputPos = restSize;
 					entry->_inputBufferLen = cacheBuffer.Length();
-				}
-				else {
+				} else {
 					pointer.Append(cacheBuffer);
 					entry->_inputPos = KErrNotFound;
 				}
@@ -166,7 +160,7 @@ size_t ReadData(const void* ptr, size_t size, size_t numItems, TSymbianFileEntry
 		}
 	}	
 	
-	if((numItems * size) != pointer.Length() && entry->_lastError == KErrNone)	{
+	if((numItems * size) != pointer.Length() && entry->_lastError == KErrNone) {
 		entry->_eofReached = ETrue;
 	}
 
@@ -197,20 +191,19 @@ bool SymbianStdioStream::eos() const {
 	return entry->_eofReached != 0;
 }
 
-uint32 SymbianStdioStream::pos() const {
+int32 SymbianStdioStream::pos() const {
 	TInt pos = 0;
 	TSymbianFileEntry* entry = ((TSymbianFileEntry*)(_handle));
 
 	entry->_lastError = entry->_fileHandle.Seek(ESeekCurrent, pos);
-	if(entry->_lastError == KErrNone && entry->_inputPos != KErrNotFound)
-		{
-		pos+=(entry->_inputPos - entry->_inputBufferLen);
-		}
+	if (entry->_lastError == KErrNone && entry->_inputPos != KErrNotFound) {
+		pos += (entry->_inputPos - entry->_inputBufferLen);
+	}
 
 	return pos;
 }
 
-uint32 SymbianStdioStream::size() const {
+int32 SymbianStdioStream::size() const {
 
 	TInt length = 0;
 	((TSymbianFileEntry*)(_handle))->_fileHandle.Size(length);
@@ -218,21 +211,21 @@ uint32 SymbianStdioStream::size() const {
 	return length;
 }
 
-void SymbianStdioStream::seek(int32 offs, int whence) {
+bool SymbianStdioStream::seek(int32 offs, int whence) {
 	assert(_handle);
 
 	TSeek seekMode = ESeekStart;
 	TInt pos = offs;
 	TSymbianFileEntry* entry = ((TSymbianFileEntry*)(_handle));
 
-	switch(whence) {
+	switch (whence) {
 	case SEEK_SET:
 		seekMode = ESeekStart;
 		break;
 	case SEEK_CUR:
 		seekMode = ESeekCurrent;
-		if(entry->_inputPos != KErrNotFound) {
-			pos+=(entry->_inputPos - entry->_inputBufferLen);
+		if (entry->_inputPos != KErrNotFound) {
+			pos += (entry->_inputPos - entry->_inputBufferLen);
 		}
 		break;
 	case SEEK_END:
@@ -243,10 +236,9 @@ void SymbianStdioStream::seek(int32 offs, int whence) {
 	
 	entry->_inputPos = KErrNotFound;
 	entry->_eofReached = EFalse;
-	if (entry->_fileHandle.Seek(seekMode, pos) != 0)
-	{
-		((TSymbianFileEntry *)(_handle))->_lastError = 0;	// FIXME: why do we call clearerr here?
-	}	
+	entry->_fileHandle.Seek(seekMode, pos);
+	
+	return true;	// FIXME: Probably should return a value based on what _fileHandle.Seek returns
 }
 
 uint32 SymbianStdioStream::read(void *ptr, uint32 len) {
@@ -267,8 +259,9 @@ uint32 SymbianStdioStream::write(const void *ptr, uint32 len) {
 	return 0;
 }
 
-void SymbianStdioStream::flush() {
+bool SymbianStdioStream::flush() {
 	((TSymbianFileEntry*)(_handle))->_fileHandle.Flush();
+	return true;
 }
 
 SymbianStdioStream *SymbianStdioStream::makeFromPath(const Common::String &path, bool writeMode) {
diff --git a/backends/fs/symbian/symbianstream.h b/backends/fs/symbian/symbianstream.h
index 776446c5f5..180e6bffcb 100644
--- a/backends/fs/symbian/symbianstream.h
+++ b/backends/fs/symbian/symbianstream.h
@@ -51,11 +51,11 @@ public:
 	bool eos() const;
 
 	virtual uint32 write(const void *dataPtr, uint32 dataSize);
-	virtual void flush();
+	virtual bool flush();
 
-	virtual uint32 pos() const;
-	virtual uint32 size() const;
-	void seek(int32 offs, int whence = SEEK_SET);
+	virtual int32 pos() const;
+	virtual int32 size() const;
+	bool seek(int32 offs, int whence = SEEK_SET);
 	uint32 read(void *dataPtr, uint32 dataSize);
 };
 
diff --git a/backends/platform/dc/vmsave.cpp b/backends/platform/dc/vmsave.cpp
index 6ab8fc4558..5fe532e1f1 100644
--- a/backends/platform/dc/vmsave.cpp
+++ b/backends/platform/dc/vmsave.cpp
@@ -271,8 +271,8 @@ private:
   int _pos, _size;
 
   uint32 read(void *buf, uint32 cnt);
-  void skip(uint32 offset);
-  void seek(int32 offs, int whence);
+  bool skip(uint32 offset);
+  bool seek(int32 offs, int whence);
 
 public:
   InVMSave()
@@ -286,8 +286,8 @@ public:
   }
 
   bool eos() const { return _pos >= _size; }
-  uint32 pos() const { return _pos; }
-  uint32 size() const { return _size; }
+  int32 pos() const { return _pos; }
+  int32 size() const { return _size; }
 
   bool readSaveGame(const char *filename)
   { return ::readSaveGame(buffer, _size, filename); }
@@ -378,15 +378,16 @@ uint32 InVMSave::read(void *buf, uint32 cnt)
   return cnt;
 }
 
-void InVMSave::skip(uint32 offset)
+bool InVMSave::skip(uint32 offset)
 {
   int nbyt = offset;
   if (_pos + nbyt > _size)
     nbyt = (_size - _pos);
   _pos += nbyt;
+  return true;
 }
 
-void InVMSave::seek(int32 offs, int whence)
+bool InVMSave::seek(int32 offs, int whence)
 {
   switch(whence) {
   case SEEK_SET:
@@ -403,6 +404,7 @@ void InVMSave::seek(int32 offs, int whence)
     _pos = 0;
   else if (_pos > _size)
     _pos = _size;
+  return true;
 }
 
 uint32 OutVMSave::write(const void *buf, uint32 cnt)
diff --git a/backends/platform/ds/arm9/source/gbampsave.cpp b/backends/platform/ds/arm9/source/gbampsave.cpp
index 9c8af81a6e..8209b783fa 100644
--- a/backends/platform/ds/arm9/source/gbampsave.cpp
+++ b/backends/platform/ds/arm9/source/gbampsave.cpp
@@ -54,8 +54,8 @@ bool GBAMPSaveFile::eos() const {
 	return DS::std_feof(handle);
 }
 
-void GBAMPSaveFile::skip(uint32 bytes) {
-	DS::std_fseek(handle, bytes, SEEK_CUR);
+bool GBAMPSaveFile::skip(uint32 bytes) {
+	return DS::std_fseek(handle, bytes, SEEK_CUR) == 0;
 }
 
 void GBAMPSaveFile::flushSaveBuffer() {
@@ -67,11 +67,11 @@ void GBAMPSaveFile::flushSaveBuffer() {
 	}
 }
 
-uint32 GBAMPSaveFile::pos() const {
+int32 GBAMPSaveFile::pos() const {
 	return DS::std_ftell(handle);
 }
 
-uint32 GBAMPSaveFile::size() const {
+int32 GBAMPSaveFile::size() const {
 	int position = pos();
 	DS::std_fseek(handle, 0, SEEK_END);
 	int size = DS::std_ftell(handle);
@@ -80,7 +80,7 @@ uint32 GBAMPSaveFile::size() const {
 }
 
 void GBAMPSaveFile::seek(int32 pos, int whence) {
-	DS::std_fseek(handle, pos, whence);
+	return DS::std_fseek(handle, pos, whence) == 0;
 }
 
 
diff --git a/backends/platform/ds/arm9/source/gbampsave.h b/backends/platform/ds/arm9/source/gbampsave.h
index d0cbc68bfd..6ddc4fd964 100644
--- a/backends/platform/ds/arm9/source/gbampsave.h
+++ b/backends/platform/ds/arm9/source/gbampsave.h
@@ -43,11 +43,11 @@ public:
 	virtual uint32 write(const void *buf, uint32 size);
 	
 	virtual bool eos() const;
-	virtual void skip(uint32 bytes);
+	virtual bool skip(uint32 bytes);
 
-	virtual uint32 pos() const;
-	virtual uint32 size() const;
-	virtual void seek(int32 pos, int whence);
+	virtual int32 pos() const;
+	virtual int32 size() const;
+	virtual bool seek(int32 pos, int whence);
 	
 	void flushSaveBuffer();
 	
diff --git a/backends/platform/ds/arm9/source/ramsave.cpp b/backends/platform/ds/arm9/source/ramsave.cpp
index be355ce76f..8442fd6b88 100644
--- a/backends/platform/ds/arm9/source/ramsave.cpp
+++ b/backends/platform/ds/arm9/source/ramsave.cpp
@@ -181,15 +181,15 @@ uint32 DSSaveFile::read(void *buf, uint32 size) {
 	return size;
 }
 
-uint32 DSSaveFile::pos() const {
+int32 DSSaveFile::pos() const {
 	return ptr;
 }
 
-uint32 DSSaveFile::size() const {
+int32 DSSaveFile::size() const {
 	return save.size;
 }
 
-void DSSaveFile::seek(int32 pos, int whence) {
+bool DSSaveFile::seek(int32 pos, int whence) {
 	switch (whence) {
 		case SEEK_SET: {
 			ptr = pos;
@@ -204,15 +204,17 @@ void DSSaveFile::seek(int32 pos, int whence) {
 			break;
 		}
 	}
+	return true;
 }
 
 bool DSSaveFile::eos() const {
 	return ptr >= (int) save.size;
 }
 
-void DSSaveFile::skip(uint32 bytes) {
+bool DSSaveFile::skip(uint32 bytes) {
 	ptr = ptr + bytes;
 	if (ptr > (int) save.size) ptr = save.size;
+	return true;
 }
 
 uint32 DSSaveFile::write(const void *buf, uint32 size) {
diff --git a/backends/platform/ds/arm9/source/ramsave.h b/backends/platform/ds/arm9/source/ramsave.h
index f919da18db..e276775b66 100644
--- a/backends/platform/ds/arm9/source/ramsave.h
+++ b/backends/platform/ds/arm9/source/ramsave.h
@@ -62,11 +62,11 @@ public:
 	
 	bool isOpen() const { return isOpenFlag; }
 	virtual bool eos() const;
-	virtual void skip(uint32 size);
+	virtual bool skip(uint32 size);
 	
-	virtual uint32 pos() const;
-	virtual uint32 size() const;
-	virtual void seek(int32 pos, int whence);
+	virtual int32 pos() const;
+	virtual int32 size() const;
+	virtual bool seek(int32 pos, int whence);
 
 	uint32 read(void *buf, uint32 size);
 	uint32 write(const void *buf, uint32 size);
diff --git a/backends/platform/ps2/savefile.cpp b/backends/platform/ps2/savefile.cpp
index 5ee724cd3f..7d45aabda7 100644
--- a/backends/platform/ps2/savefile.cpp
+++ b/backends/platform/ps2/savefile.cpp
@@ -112,24 +112,26 @@ bool UclInSaveFile::eos(void) const {
 	return bufTell() == bufSize();
 }
 
-uint32 UclInSaveFile::pos(void) const {
+int32 UclInSaveFile::pos(void) const {
 	return bufTell();
 }
 
-uint32 UclInSaveFile::size(void) const {
+int32 UclInSaveFile::size(void) const {
 	return bufSize();
 }
 
-void UclInSaveFile::seek(int pos, int whence) {
+bool UclInSaveFile::seek(int pos, int whence) {
 	bufSeek(pos, whence);
+	return true;
 }
 
 uint32 UclInSaveFile::read(void *ptr, uint32 size) {
 	return (uint32)bufRead(ptr, (int)size);
 }
 
-void UclInSaveFile::skip(uint32 offset) {
+bool UclInSaveFile::skip(uint32 offset) {
 	bufSeek(offset, SEEK_CUR);
+	return true;s
 }
 
 UclOutSaveFile::UclOutSaveFile(const char *filename, OSystem_PS2 *system, Gs2dScreen *screen, McAccess *mc) : RawWriteFile(mc) {
@@ -168,12 +170,12 @@ void UclOutSaveFile::clearIOFailed(void) {
 	_ioFailed = false;
 }
 
-void UclOutSaveFile::flush(void) {
+bool UclOutSaveFile::flush(void) {
 	if (_pos != 0) {
 		if (_wasFlushed) {
 			printf("Multiple calls to UclOutSaveFile::flush!\n");
 			_ioFailed = true;
-			return;
+			return false;
 		}
 		uint32 compSize = _pos * 2;
 		uint8 *compBuf = (uint8*)memalign(64, compSize + 8);
@@ -193,6 +195,7 @@ void UclOutSaveFile::flush(void) {
 		}
 		_wasFlushed = true;
 	}
+	return true;
 }
 
 /* ----------------------------------------- Glue Classes for POSIX Memory Card Access ----------------------------------------- */
@@ -216,11 +219,11 @@ uint32 Ps2McReadFile::write(const void *src, uint32 len) {
 	return 0;
 }
 
-uint32 Ps2McReadFile::tell(void) {
+int32 Ps2McReadFile::tell(void) {
 	return bufTell();
 }
 
-uint32 Ps2McReadFile::size(void) {
+int32 Ps2McReadFile::size(void) {
 	return bufSize();
 }
 
@@ -253,11 +256,11 @@ uint32 Ps2McWriteFile::write(const void *src, uint32 len) {
 	return len;
 }
 
-uint32 Ps2McWriteFile::tell(void) {
+int32 Ps2McWriteFile::tell(void) {
 	return bufTell();
 }
 
-uint32 Ps2McWriteFile::size(void) {
+int32 Ps2McWriteFile::size(void) {
 	return bufTell();
 }
 
diff --git a/backends/platform/ps2/savefile.h b/backends/platform/ps2/savefile.h
index 4832b8c3fe..fd09c823d0 100644
--- a/backends/platform/ps2/savefile.h
+++ b/backends/platform/ps2/savefile.h
@@ -41,7 +41,7 @@ public:
 	UclOutSaveFile(const char *filename, OSystem_PS2 *system, Gs2dScreen *screen, McAccess *mc);
 	virtual ~UclOutSaveFile(void);
 	virtual uint32 write(const void *ptr, uint32 size);
-	virtual void flush(void);
+	virtual bool flush(void);
 	virtual bool ioFailed(void) const;
 	virtual void clearIOFailed(void);
 private:
@@ -60,11 +60,11 @@ public:
 	virtual uint32 read(void *ptr, uint32 size);
 	virtual bool ioFailed(void) const;
 	virtual void clearIOFailed(void);
-	virtual void skip(uint32 offset);
+	virtual bool skip(uint32 offset);
 
-	virtual uint32 pos(void) const;
-	virtual uint32 size(void) const;
-	virtual void seek(int pos, int whence = SEEK_SET);
+	virtual int32 pos(void) const;
+	virtual int32 size(void) const;
+	virtual bool seek(int pos, int whence = SEEK_SET);
 private:
 	Gs2dScreen *_screen;
 	bool _ioFailed;
@@ -75,7 +75,7 @@ public:
 	AutoSaveFile(Ps2SaveFileManager *saveMan, const char *filename);
 	~AutoSaveFile(void);
 	virtual uint32 write(const void *ptr, uint32 size);
-	virtual void flush(void) {}
+	virtual bool flush(void) {}
 	virtual bool ioFailed(void) { return false; };
 	virtual void clearIOFailed(void) {}
 private:
@@ -95,8 +95,8 @@ public:
 	virtual bool open(const char *name);
 	virtual uint32 read(void *dest, uint32 len);
 	virtual uint32 write(const void *src, uint32 len);
-	virtual uint32 tell(void);
-	virtual uint32 size(void);
+	virtual int32 tell(void);
+	virtual int32 size(void);
 	virtual int seek(int32 offset, int origin);
 	virtual bool eof(void);
 };
@@ -108,8 +108,8 @@ public:
 	virtual bool open(const char *name);
 	virtual uint32 read(void *dest, uint32 len);
 	virtual uint32 write(const void *src, uint32 len);
-	virtual uint32 tell(void);
-	virtual uint32 size(void);
+	virtual int32 tell(void);
+	virtual int32 size(void);
 	virtual int seek(int32 offset, int origin);
 	virtual bool eof(void);
 };
diff --git a/backends/saves/compressed/compressed-saves.cpp b/backends/saves/compressed/compressed-saves.cpp
index 0c4fec0e24..27b8749911 100644
--- a/backends/saves/compressed/compressed-saves.cpp
+++ b/backends/saves/compressed/compressed-saves.cpp
@@ -125,13 +125,13 @@ public:
 		return (_zlibErr == Z_STREAM_END);
 		//return _pos == _origSize;
 	}
-	uint32 pos() const {
+	int32 pos() const {
 		return _pos;
 	}
-	uint32 size() const {
+	int32 size() const {
 		return _origSize;
 	}
-	void seek(int32 offset, int whence = SEEK_SET) {
+	bool seek(int32 offset, int whence = SEEK_SET) {
 		int32 newPos = 0;
 		assert(whence != SEEK_END);	// SEEK_END not supported
 		switch(whence) {
@@ -155,7 +155,7 @@ public:
 			_wrapped->seek(0, SEEK_SET);
 			_zlibErr = inflateReset(&_stream);
 			if (_zlibErr != Z_OK)
-				return;
+				return false;	// FIXME: STREAM REWRITE
 			_stream.next_in = _buf;
 			_stream.avail_in = 0;
 		}
@@ -169,6 +169,8 @@ public:
 		while (!ioFailed() && offset > 0) {
 			offset -= read(tmpBuf, MIN((int32)sizeof(tmpBuf), offset));
 		}
+		
+		return true;	// FIXME: STREAM REWRITE
 	}
 };
 
-- 
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