Fetch a key‐derivation algorithm implementation from providers.

Synopsis

Declared in <openssl/kdf.h>

EVP_KDF*
EVP_KDF_fetch(
    OSSL_LIB_CTX* libctx,
    char const* algorithm,
    char const* properties);

Return Value

Fetched EVP_KDF with refcount 1, or NULL on error; free with EVP_KDF_free().

Parameters

Name

Description

libctx

Library context, or NULL for the default.

algorithm

KDF name such as "HKDF" or "PBKDF2".

properties

Optional provider property query, or NULL.

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