[#DES_ecb3_encrypt]
= DES_ecb3_encrypt
:mrdocs:

Encrypt or decrypt one 8‐byte block with triple‐DES EDE in ECB mode (deprecated; prefer EVP).

== Synopsis

Declared in `<openssl/des.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
void
DES_ecb3_encrypt(
    xref:const_DES_cblock.adoc[const_DES_cblock]* input,
    xref:DES_cblock.adoc[DES_cblock]* output,
    xref:DES_key_schedule.adoc[DES_key_schedule]* ks1,
    xref:DES_key_schedule.adoc[DES_key_schedule]* ks2,
    xref:DES_key_schedule.adoc[DES_key_schedule]* ks3,
    int enc);
----

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

[cols="1,4"]
|===
| Name| Description
| *input*
| 8‐byte input block.
| *output*
| 8‐byte output block (may equal `input).`
| *ks1*
| First DES key schedule (encrypt or decrypt stage).
| *ks2*
| Second DES key schedule (middle stage).
| *ks3*
| Third DES key schedule (final stage).
| *enc*
| DES_ENCRYPT to encrypt, or DES_DECRYPT to decrypt.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#