EVP_PKEY_auth_decapsulate

Initialize authenticated decapsulation on ctx using an authentication public key.

Synopsis

Declared in <openssl/evp.h>

int
EVP_PKEY_auth_decapsulate_init(
    EVP_PKEY_CTX* ctx,
    EVP_PKEY* authpub,
    OSSL_PARAM const params[]);

1 on success, or 0 / a negative value on failure.

Name

Description

ctx

Key context for a KEM / encapsulate‐capable algorithm.

authpub

Authentication public key used by the authenticated decapsulation operation.

params

Optional OSSL_PARAM array of algorithm parameters, or NULL.

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