[#EVP_CIPHER_get_asn1_iv]
= EVP_CIPHER_get_asn1_iv
:mrdocs:

Decode an IV from an ASN.1 OCTET STRING in `type` into cipher context `c.`

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_CIPHER_get_asn1_iv(
    xref:EVP_CIPHER_CTX.adoc[EVP_CIPHER_CTX]* c,
    xref:ASN1_TYPE.adoc[ASN1_TYPE]* type);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *c*
| Cipher context whose IV is updated.
| *type*
| ASN1_TYPE expected to hold an OCTET STRING encoding of the IV.
|===


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