Host sees: read(10) → OK (data actually from spare track 1).

DWORD dataSize = 0; RegQueryValueEx(hKey, L"MyValue", nullptr, nullptr, nullptr, &dataSize);

#include <atlbuf.h>

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    Atl Buffer !!install!! -

    Host sees: read(10) → OK (data actually from spare track 1).

    DWORD dataSize = 0; RegQueryValueEx(hKey, L"MyValue", nullptr, nullptr, nullptr, &dataSize);

    #include <atlbuf.h>