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CryCommon/IDataProbe.h

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+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2001-2004.
+// -------------------------------------------------------------------------
+//  File name:   IDataProbe.h
+//  Version:     v1.00
+//  Created:     19/1/2004 by Timur.
+//  Compilers:   Visual Studio.NET 2003
+//  Description: Defines IDataProbe interface.
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef __IDataProbe_h__
+#define __IDataProbe_h__
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+struct SDataProbeContext
+{
+	// Folder name to check.
+	string sFolder;
+	// Filename to check.
+	string sFilename;
+	void *pBuffer;
+	void *pModuleBaseAddress;
+	unsigned int nOffset;
+	unsigned int nSize;
+	// Algorithm used fo code.
+	unsigned int nCodeInfo;
+	// Resulting code.
+	uint64 nCode;
+
+	SDataProbeContext()
+	{
+		pBuffer = 0;
+		pModuleBaseAddress = 0;
+		nOffset = nSize = nCodeInfo = 0;
+		nCode = 0;
+	}
+};
+
+struct IDataProbe
+{
+	struct SModuleInfo
+	{
+		string filename;
+		void* handle;
+	};
+
+	virtual ~IDataProbe() {};
+	virtual bool Dummy1( SDataProbeContext &ctx ) = 0;
+	virtual int Dummy2( void *pBuf,int aa,SDataProbeContext &ctx ) = 0;
+	virtual bool GetCode( SDataProbeContext &ctx ) = 0;
+	virtual bool Dummy3( SDataProbeContext &ctx ) = 0;
+
+	virtual bool GetRandomFileProbe( SDataProbeContext &ctx,bool bAtEnd )=0;
+	virtual bool GetRandomModuleProbe( SDataProbeContext &ctx ) = 0;
+	virtual bool GetModuleProbe( SDataProbeContext &ctx ) = 0;
+
+	// Hash of ASCII string.
+	virtual uint32 GetHash( const char *sString ) = 0;
+	// Hash of any buffer.
+	virtual uint32 GetHash( const void *buffer,int len ) = 0;
+
+	// Return array of loaded modules information, returns number of modules.
+	virtual int GetLoadedModules( SModuleInfo **pModules ) = 0;
+	virtual void AddModule( SModuleInfo &moduleInfo ) = 0;
+
+	virtual void RandomAlloc() = 0;
+	
+	// Compress block of data with zlib.
+	virtual int Compress( void *dest,unsigned int &destLen,const void *source, unsigned int sourceLen,int level=6 ) = 0;
+	// Uncompress block of data with zlib.
+	virtual int Uncompress( void *dest,unsigned int &destLen,const void *source, unsigned int sourceLen ) = 0;
+
+	//////////////////////////////////////////////////////////////////////////
+	// MD5 Digest.
+	//////////////////////////////////////////////////////////////////////////
+	virtual void GetMD5( const char *pSrcBuffer,int nSrcSize,char signatureMD5[16] ) = 0;
+
+	// Decrypt buffer.
+	// Support in place decryption, (pSrcBuffer == pDestBuffer).
+	// Output buffer should be at least the same size as source buffer.
+	// Key must be at least 32 bytes long.
+	virtual void AESDecryptBuffer( const char *pSrcBuffer,int nSrcSize,char *pDestBuffer,int &nDestSize,const char *sKey ) = 0;
+
+	virtual	void RandSeed( uint32 seed ) = 0;
+	virtual	uint32 GetRand() = 0;
+	virtual	float GetRand( float fMin,float fMax ) = 0;
+};
+
+#endif // __IDataProbe_h__