Override the update function used by a digest context (deprecated).
Declared in <openssl/evp.h>
[[deprecated]]
void
EVP_MD_CTX_set_update_fn(
EVP_MD_CTX* ctx,
int(* update)(EVP_MD_CTX*, void const*, size_t));
Deprecated. Use of this entity is allowed but discouraged.
| Name | Description |
|---|---|
| ctx | Digest context whose update implementation is replaced. |
| update | Replacement update callback, or NULL to restore the method default. |