rsassa_pkcs1_v1_5_verify
ATTRIBUTE_WARN_UNUSED_RET int rsassa_pkcs1_v1_5_verify(const rsa_pub_key *pub, const u8 *m, u32 mlen,
ret = rsassa_pkcs1_v1_5_verify(&pub, t->m, t->mlen, t->res, (u16)(t->reslen), modbits, t->hash); EG(ret, err1);