How to zero your memory?

Jose David Pujo

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23 Aug 2011CPOL

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I always use a home-made macro to zero my struct's and class's:#define ZEROMEMORY ZeroMemory (this, sizeof (*this))Sample1:struct S1 { double x; long i; char s[255+1]; S1 () { ZEROMEMORY; } };Sample2:class foo { private: double x[16]; char a,b,c; foo () {...

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1. How to zero your memory?

1 Aug 2011ThatsAlok

3 alternatives

Describing various method to zeroing the buffer in memory

C++

2. How to zero your memory?

9 Aug 2011YvesDaoust

What about this, using SSE2 assembly (32 bits):void Zero(void* Buffer, int Count){ char* Cur= (char*)Buffer; char* End= (char*)Buffer + Count; // Clear the initial unaligned bytes while (Cur < End && (Cur - (char*)0) & 0xf) { *Cur++= 0; } // Clear...

C++

3. How to zero your memory?