[#RC2_cbc_encrypt]
= RC2_cbc_encrypt
:mrdocs:

Encrypt or decrypt with RC2 in CBC mode (deprecated).

== Synopsis

Declared in `<openssl/rc2.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
void
RC2_cbc_encrypt(
    unsigned char const* in,
    unsigned char* out,
    long length,
    xref:RC2_KEY.adoc[RC2_KEY]* ks,
    unsigned char* iv,
    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
| *in*
| Input bytes of length `length.`
| *out*
| Output buffer of at least `length` bytes.
| *length*
| Number of bytes to process (should be a multiple of RC2_BLOCK).
| *ks*
| Expanded key from RC2_set_key().
| *iv*
| 8‐byte IV; updated to the last ciphertext block.
| *enc*
| RC2_ENCRYPT or RC2_DECRYPT.
|===


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