[#CMessageHeader-MESSAGE_SIZE_SIZE] = xref:CMessageHeader.adoc[CMessageHeader]::MESSAGE_SIZE_SIZE :relfileprefix: ../ :mrdocs: Number of bytes used to encode the payload size. == Synopsis Declared in `<protocol.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- inline constexpr static size_t MESSAGE_SIZE_SIZE = 4; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#