[#EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM-len]
= xref:EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM.adoc[EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM]::len
:relfileprefix: ../
:mrdocs:

Length in bytes of the buffer at `inp` / `out` for the multiblock operation.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t len;
----


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