[#EVP_CIPHER_meth_new]
= EVP_CIPHER_meth_new
:mrdocs:

Allocate a custom EVP_CIPHER method object (deprecated).

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
xref:EVP_CIPHER-07.adoc[EVP_CIPHER]*
EVP_CIPHER_meth_new(
    int cipher_type,
    int block_size,
    int key_len);
----

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

New mutable EVP_CIPHER, or NULL on failure; free with EVP_CIPHER_meth_free().

== Parameters

[cols="1,4"]
|===
| Name| Description
| *cipher_type*
| NID identifying the cipher algorithm.
| *block_size*
| Block size in bytes (1 for stream ciphers).
| *key_len*
| Default key length in bytes.
|===


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