From e33e19d0587146859d48a134ec9fd94e7b7ba5cd Mon Sep 17 00:00:00 2001
From: "FWoltermann@gmail.com"
 <FWoltermann@gmail.com@076cb2c4-205e-83fd-5cf3-1be9aa105544>
Date: Thu, 8 Dec 2011 14:53:40 +0000
Subject: Initial upload

---
 Opcode/OpcodeLib/Ice/IceMemoryMacros.h | 105 +++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 Opcode/OpcodeLib/Ice/IceMemoryMacros.h

(limited to 'Opcode/OpcodeLib/Ice/IceMemoryMacros.h')

diff --git a/Opcode/OpcodeLib/Ice/IceMemoryMacros.h b/Opcode/OpcodeLib/Ice/IceMemoryMacros.h
new file mode 100644
index 0000000..490ecd1
--- /dev/null
+++ b/Opcode/OpcodeLib/Ice/IceMemoryMacros.h
@@ -0,0 +1,105 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/**
+ *	Contains all memory macros.
+ *	\file		IceMemoryMacros.h
+ *	\author		Pierre Terdiman
+ *	\date		April, 4, 2000
+ */
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Include Guard
+#ifndef __ICEMEMORYMACROS_H__
+#define __ICEMEMORYMACROS_H__
+
+#undef ZeroMemory
+#undef CopyMemory
+#undef MoveMemory
+#undef FillMemory
+
+	//!	Clears a buffer.
+	//!	\param		addr	[in] buffer address
+	//!	\param		size	[in] buffer length
+	//!	\see		FillMemory
+	//!	\see		StoreDwords
+	//!	\see		CopyMemory
+	//!	\see		MoveMemory
+	inline_ void ZeroMemory(void* addr, udword size)					{ memset(addr, 0, size);		}
+
+	//!	Fills a buffer with a given byte.
+	//!	\param		addr	[in] buffer address
+	//!	\param		size	[in] buffer length
+	//!	\param		val		[in] the byte value
+	//!	\see		StoreDwords
+	//!	\see		ZeroMemory
+	//!	\see		CopyMemory
+	//!	\see		MoveMemory
+	inline_ void FillMemory(void* dest, udword size, ubyte val)			{ memset(dest, val, size);		}
+
+	//!	Fills a buffer with a given dword.
+	//!	\param		addr	[in] buffer address
+	//!	\param		nb		[in] number of dwords to write
+	//!	\param		value	[in] the dword value
+	//!	\see		FillMemory
+	//!	\see		ZeroMemory
+	//!	\see		CopyMemory
+	//!	\see		MoveMemory
+	//!	\warning	writes nb*4 bytes !
+	inline_ void StoreDwords(udword* dest, udword nb, udword value)
+	{
+		// The asm code below **SHOULD** be equivalent to one of those C versions
+		// or the other if your compiled is good: (checked on VC++ 6.0)
+		//
+		//	1) while(nb--)	*dest++ = value;
+		//
+		//	2) for(udword i=0;i<nb;i++)	dest[i] = value;
+		//
+		_asm push eax
+		_asm push ecx
+		_asm push edi
+		_asm mov edi, dest
+		_asm mov ecx, nb
+		_asm mov eax, value
+		_asm rep stosd
+		_asm pop edi
+		_asm pop ecx
+		_asm pop eax
+	}
+
+	//!	Copies a buffer.
+	//!	\param		addr	[in] destination buffer address
+	//!	\param		addr	[in] source buffer address
+	//!	\param		size	[in] buffer length
+	//!	\see		ZeroMemory
+	//!	\see		FillMemory
+	//!	\see		StoreDwords
+	//!	\see		MoveMemory
+	inline_ void CopyMemory(void* dest, const void* src, udword size)	{ memcpy(dest, src, size);		}
+
+	//!	Moves a buffer.
+	//!	\param		addr	[in] destination buffer address
+	//!	\param		addr	[in] source buffer address
+	//!	\param		size	[in] buffer length
+	//!	\see		ZeroMemory
+	//!	\see		FillMemory
+	//!	\see		StoreDwords
+	//!	\see		CopyMemory
+	inline_ void MoveMemory(void* dest, const void* src, udword size)	{ memmove(dest, src, size);		}
+
+	#define SIZEOFOBJECT		sizeof(*this)									//!< Gives the size of current object. Avoid some mistakes (e.g. "sizeof(this)").
+	//#define CLEAROBJECT		{ memset(this, 0, SIZEOFOBJECT);	}			//!< Clears current object. Laziness is my business. HANDLE WITH CARE.
+	#define DELETESINGLE(x)		if (x) { delete x;				x = null; }		//!< Deletes an instance of a class.
+	#define DELETEARRAY(x)		if (x) { delete []x;			x = null; }		//!< Deletes an array.
+	#define SAFE_RELEASE(x)		if (x) { (x)->Release();		(x) = null; }	//!< Safe D3D-style release
+	#define SAFE_DESTRUCT(x)	if (x) { (x)->SelfDestruct();	(x) = null; }	//!< Safe ICE-style release
+
+#ifdef __ICEERROR_H__
+	#define CHECKALLOC(x)		if(!x) return SetIceError("Out of memory.", EC_OUT_OF_MEMORY);	//!< Standard alloc checking. HANDLE WITH CARE.
+#else
+	#define CHECKALLOC(x)		if(!x) return false;
+#endif
+
+	//! Standard allocation cycle
+	#define SAFE_ALLOC(ptr, type, count)	DELETEARRAY(ptr);	ptr = new type[count];	CHECKALLOC(ptr);
+
+#endif // __ICEMEMORYMACROS_H__
-- 
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