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Merge bitcoin/bitcoin#26950: cleanse: switch to SecureZeroMemory for Windows cross-compile

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c399c80a09 cleanse: Use SecureZeroMemory for mingw-w64 (release) builds (fanquake)

Pull request description:

  This PR switches our Windows release builds to use the [`SecureZeroMemory()`](https://learn.microsoft.com/en-us/previous-versions/windows/desktop/legacy/aa366877(v=vs.85)) provided by mingw-w64.

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    utACK c399c80a09
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    ACK c399c80a09

Tree-SHA512: dbb20b16c85061d2f9408a3cf69cecc16765f8f61b25a1707146767b664c7ad0caf36975380814ef8e7c49a30199daebac6d5d7a3585354d1adac8e9770199c6
This commit is contained in:
merge-script 2024-07-26 07:08:49 +01:00
commit 02c76ad652
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1 changed files with 4 additions and 4 deletions
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8
src/support/cleanse.cpp
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@ -7,14 +7,14 @@
#include <cstring>
#if defined(_MSC_VER)
#include <Windows.h> // For SecureZeroMemory.
#if defined(WIN32)
#include <windows.h>
#endif
void memory_cleanse(void *ptr, size_t len)
{
#if defined(_MSC_VER)
/* SecureZeroMemory is guaranteed not to be optimized out by MSVC. */
#if defined(WIN32)
/* SecureZeroMemory is guaranteed not to be optimized out. */
SecureZeroMemory(ptr, len);
#else
std::memset(ptr, 0, len);