rsa_verify
int (*rsa_verify)(int dtype, const unsigned char *m,
return meth->rsa_verify;
meth->rsa_verify = verify;
if (rsa->meth->rsa_verify != NULL)
return rsa->meth->rsa_verify(type, m, m_len, sigbuf, siglen, rsa);
{ OSSL_FUNC_SIGNATURE_VERIFY, (void (*)(void))rsa_verify },
(void (*)(void))rsa_verify }, \
static OSSL_FUNC_signature_verify_fn rsa_verify;