[#DES_string_to_key]
= DES_string_to_key
:mrdocs:

Derive a single DES key from a NUL‐terminated ASCII string (deprecated).

== Synopsis

Declared in `<openssl/des.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
void
DES_string_to_key(
    char const* str,
    xref:DES_cblock.adoc[DES_cblock]* key);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *str*
| Password / passphrase string mixed into an 8‐byte key.
| *key*
| Destination DES key block.
|===


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