Another internal SelectReplaceHighlightFormat question

[Gintaras]

In this cases the memory is used only for the CHARFORMAT2W variable.

Code:

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out sizeof(CHARFORMAT2W)

Windows knows EM_REPLACESEL and copies the string, don't need shared memory for it. Same with WM_SETTEXT, maybe with several other known messages. For other messages where text used need __ProcessMemory, allocate enough memory for the string.