SafeArray

There are many SafeArray functions, but the workhorse ones are

• SafeArrayCreateVector function (oleauto.h) - Win32 apps | Microsoft Learn
• SafeArrayAccessData function (oleauto.h) - Win32 apps | Microsoft Learn
• SafeArrayUnaccessData function (oleauto.h) - Win32 apps | Microsoft Learn
• SafeArrayDestroy function (oleauto.h) - Win32 apps | Microsoft Learn
• SafeArrayRedim function (oleauto.h) - Win32 apps | Microsoft Learn

and the related types are

• SAFEARRAY (oaidl.h) - Win32 apps | Microsoft Learn
• SAFEARRAYBOUND (oaidl.h) - Win32 apps | Microsoft Learn

SafeArrays are part of OLE Automation API.

References