[#EVP_MD_do_all_sorted]
= EVP&lowbar;MD&lowbar;do&lowbar;all&lowbar;sorted
:mrdocs:

Call `fn` for each built&hyphen;in digest name, in sorted name order (legacy)&period;

== Synopsis

Declared in `&lt;openssl&sol;evp&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
EVP&lowbar;MD&lowbar;do&lowbar;all&lowbar;sorted(
    void(* fn)(xref:EVP_MD.adoc[EVP&lowbar;MD] const*, char const*, char const*, void*),
    void* arg);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *fn*
| Callback receiving the digest method, canonical name, alias, and `arg&period;`
| *arg*
| Opaque pointer forwarded to every `fn` invocation&period;
|===


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