EVP_CIPHER_param_to_asn1

Encode cipher parameters (typically including the IV) from c into an ASN1_TYPE.

Synopsis

Declared in <openssl/evp.h>

int
EVP_CIPHER_param_to_asn1(
    EVP_CIPHER_CTX* c,
    ASN1_TYPE* type);

Return Value

1 on success, or 0/-1 on failure (for example if the cipher lacks ASN.1 support).

Parameters

NameDescription
cCipher context whose AlgorithmIdentifier parameters are written; the IV must already be set.
typeDestination ASN.1 type that receives the parameters.