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Add safety check that ZeroMemory is never called on a c++ complex class.

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Signed-off-by: Andrea Odetti <mariofutire@gmail.com>
This commit is contained in:
Andrea Odetti 2019-11-03 09:13:51 +00:00
parent 7d7e46f7ec
commit e638f63f6e
1 changed files with 8 additions and 1 deletions
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9
source/linux/wwrapper.h
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@ -65,7 +65,14 @@
#define FillMemory(Destination,Length,Fill) memset((Destination),(Fill),(Length))
#define EqualMemory(Destination,Source,Length) (!memcmp((Destination),(Source),(Length)))
#define CopyMemory(Destination,Source,Length) memcpy((Destination),(Source),(Length))
#define ZeroMemory(Destination,Length) memset((Destination),0,(Length))
template <typename T>
void ZeroMemory(T * dest, const size_t size)
{
// never zero a C++ complex type requiring a constructor call.
static_assert(std::is_pod<T>::value || std::is_void<T>::value, "POD required for ZeroMemory()");
memset(dest, 0, size);
}
void _tzset();
errno_t ctime_s(char * buf, size_t size, const time_t *time);