Function pkey_get_MD

modules/md/md_crypt.c:785–799

Determine the message digest used for signing with the given private key. */

/* Determine the message digest used for signing with the given private key. 
 */
static const EVP_MD *pkey_get_MD(md_pkey_t *pkey)
{
    switch (EVP_PKEY_id(pkey->pkey)) {
#ifdef NID_ED25519
    case NID_ED25519:
        return NULL;
#endif
#ifdef NID_ED448
    case NID_ED448:
        return NULL;
#endif
    default:
        return EVP_sha256();
    }
}

static apr_status_t gen_rsa(md_pkey_t **ppkey, apr_pool_t *p, unsigned int bits)
{