Restructure repository to include all source folders

Move git root from Client/ to src/ to track all source code:
- Client: Game client source (moved to Client/Client/)
- Server: Game server source
- GameTools: Development tools
- CryptoSource: Encryption utilities
- database: Database scripts
- Script: Game scripts
- rylCoder_16.02.2008_src: Legacy coder tools
- GMFont, Game: Additional resources

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

GameTools/SoundLib/SoundGlobal.cpp

@@ -0,0 +1,83 @@
+
+#include "SoundGlobal.h"
+
+#include <stdarg.h>
+#include <fstream>
+#include <stdexcept>
+
+#pragma comment(lib, "dsound.lib")
+#pragma comment(lib, "dxguid.lib")
+#pragma comment(lib, "dxerr8.lib")
+
+/////////////////////////////////////////////////////////////////////////////////////////
+//
+
+bool	IsFileExist2( const char * szFilename )
+{
+	std::ifstream file( szFilename );
+
+	bool r = file.is_open() ? true : false;
+
+	file.close();
+
+	return r;
+}
+
+
+/////////////////////////////////////////////////////////////////////////////////////////
+//
+
+bool	IsWaveFile( const char * szFilename )
+{
+	//Ogg<67><67><EFBFBD><EFBFBD> Wav<61><76><EFBFBD><EFBFBD> <20>Ǵ<EFBFBD>.
+	char szExt[128];
+	_splitpath( szFilename, NULL, NULL, NULL, szExt );
+	strlwr( szExt );
+
+	if( strcmp( szExt, WAVEFILEEXT ) == 0 )
+		return true;
+	else if( strcmp( szExt, WAVEFILEEXT2 ) == 0 )
+		return true;
+	else if( strcmp( szExt, FAKEFILEEXT ) == 0 )
+		return true;
+	else if( strcmp( szExt, OGGFILEEXT ) == 0 )
+		return false;
+	else
+		SNDError( "Unknown file type : %s", szFilename );
+
+	return false;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+//
+
+void	SNDError( const char * Msg, ... )
+{
+	va_list args;
+
+	va_start( args, Msg );
+
+	char szBuffer[256];
+	vsprintf( szBuffer, Msg, args );
+
+	throw std::bad_exception( szBuffer );
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+//
+
+void	SNDError_Debug( const char * Msg, ... )
+{
+#ifdef _DEBUG
+	va_list args;
+
+	va_start( args, Msg );
+
+	char szBuffer[256];
+	vsprintf( szBuffer, Msg, args );
+
+	throw std::bad_exception( szBuffer );
+#endif
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////