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Yes, zero my secret key data. Yes I really, really mean it.

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This commit is contained in:
Adam Ierymenko 2014-10-02 09:08:31 -07:00
parent 28646eee0a
commit e8c5495b61
2 changed files with 19 additions and 11 deletions
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14
node/Utils.hpp
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@ -101,18 +101,10 @@ public:
}
/**
* Securely zero memory
*
* This just uses volatile to ensure that it's never optimized out.
* Securely zero memory, avoiding compiler optimizations and such
*/
static inline void burn(void *ptr,unsigned int len)
throw()
{
volatile unsigned char *p = (unsigned char *)ptr;
volatile unsigned char *e = p + len;
while (p != e)
*(p++) = (unsigned char)0;
}
static void burn(void *ptr,unsigned int len)
throw();
/**
* Delete a file