[#bio_mmsg_cb_args_st-msgs_processed] = xref:bio_mmsg_cb_args_st.adoc[bio_mmsg_cb_args_st]::msgs_processed :relfileprefix: ../ :mrdocs: Optional in/out count of messages processed by the operation. == Synopsis Declared in `<openssl/bio.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- size_t* msgs_processed; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#