921 lines
26 KiB
Rust
921 lines
26 KiB
Rust
// SPDX-FileCopyrightText: 2021 Heiko Schaefer <heiko@schaefer.name>
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// SPDX-License-Identifier: MIT OR Apache-2.0
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//! This is a higher-level wrapper around the openpgp-card crate.
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//! It uses sequoia_openpgp for OpenPGP operations.
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use anyhow::{anyhow, Context, Result};
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use std::convert::TryFrom;
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use std::convert::TryInto;
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use std::error::Error;
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use std::io;
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use std::ops::{Deref, DerefMut};
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use std::time::SystemTime;
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use openpgp::armor;
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use openpgp::cert::amalgamation::key::ValidErasedKeyAmalgamation;
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use openpgp::crypto::mpi;
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use openpgp::crypto::mpi::{ProtectedMPI, MPI};
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use openpgp::packet::key::KeyRole;
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use openpgp::packet::key::{Key4, PublicParts};
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use openpgp::packet::key::{PrimaryRole, SubordinateRole};
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use openpgp::packet::key::{SecretParts, UnspecifiedRole};
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use openpgp::packet::signature::SignatureBuilder;
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use openpgp::packet::UserID;
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use openpgp::packet::{key, Key};
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use openpgp::parse::{stream::DecryptorBuilder, Parse};
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use openpgp::policy::StandardPolicy;
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use openpgp::serialize::stream::{Message, Signer};
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use openpgp::types::Timestamp;
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use openpgp::types::{KeyFlags, PublicKeyAlgorithm, SignatureType};
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use openpgp::{Cert, Packet};
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use sequoia_openpgp as openpgp;
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use openpgp_card::algorithm::{Algo, AlgoInfo, Curve};
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use openpgp_card::card_do::{
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ApplicationId, ApplicationRelatedData, Cardholder, ExtendedCap,
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ExtendedLengthInfo, Features, Fingerprint, Historical, KeyGenerationTime,
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KeySet, PWStatus, SecuritySupportTemplate, Sex,
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};
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use openpgp_card::crypto_data::{
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CardUploadableKey, Cryptogram, EccKey, EccType, Hash, PrivateKeyMaterial,
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PublicKeyMaterial, RSAKey,
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};
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use openpgp_card::{
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errors::OpenpgpCardError, CardApp, CardClientBox, KeyType, Response,
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};
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use crate::signer::CardSigner;
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mod decryptor;
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pub mod signer;
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/// Shorthand for public key data
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pub(crate) type PublicKey = Key<key::PublicParts, key::UnspecifiedRole>;
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/// A SequoiaKey represents the private cryptographic key material of an
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/// OpenPGP (sub)key to be uploaded to an OpenPGP card.
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struct SequoiaKey {
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key: openpgp::packet::Key<SecretParts, UnspecifiedRole>,
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public: mpi::PublicKey,
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password: Option<String>,
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}
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impl SequoiaKey {
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/// A `SequoiaKey` wraps a Sequoia PGP private (sub)key data
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/// (i.e. a ValidErasedKeyAmalgamation) in a form that can be uploaded
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/// by the openpgp-card crate.
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fn new(
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vka: ValidErasedKeyAmalgamation<SecretParts>,
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password: Option<String>,
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) -> Self {
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let public = vka.parts_as_public().mpis().clone();
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Self {
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key: vka.key().clone(),
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public,
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password,
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}
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}
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}
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/// Helper fn: get a CardUploadableKey for a ValidErasedKeyAmalgamation
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pub fn vka_as_uploadable_key(
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vka: ValidErasedKeyAmalgamation<SecretParts>,
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password: Option<String>,
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) -> Box<dyn CardUploadableKey> {
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let sqk = SequoiaKey::new(vka, password);
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Box::new(sqk)
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}
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/// Helper fn: get a Key<PublicParts, UnspecifiedRole> for a PublicKeyMaterial
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pub fn public_key_material_to_key(
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pkm: &PublicKeyMaterial,
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key_type: KeyType,
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time: KeyGenerationTime,
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) -> Result<Key<PublicParts, UnspecifiedRole>> {
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let time = Timestamp::from(time.get()).into();
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match pkm {
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PublicKeyMaterial::R(rsa) => {
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let k4 = Key4::import_public_rsa(rsa.v(), rsa.n(), Some(time))?;
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Ok(k4.into())
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}
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PublicKeyMaterial::E(ecc) => {
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let algo = ecc.algo().clone(); // FIXME?
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if let Algo::Ecc(algo_ecc) = algo {
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let curve = match algo_ecc.curve() {
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Curve::NistP256r1 => openpgp::types::Curve::NistP256,
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Curve::NistP384r1 => openpgp::types::Curve::NistP384,
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Curve::NistP521r1 => openpgp::types::Curve::NistP521,
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Curve::Ed25519 => openpgp::types::Curve::Ed25519,
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Curve::Cv25519 => openpgp::types::Curve::Cv25519,
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c => unimplemented!("unhandled curve: {:?}", c),
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};
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match key_type {
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KeyType::Authentication | KeyType::Signing => {
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if algo_ecc.curve() == Curve::Ed25519 {
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// EdDSA
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let k4 =
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Key4::import_public_ed25519(ecc.data(), time)?;
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Ok(Key::from(k4))
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} else {
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// ECDSA
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let k4 = Key4::new(
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time,
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PublicKeyAlgorithm::ECDSA,
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mpi::PublicKey::ECDSA {
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curve,
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q: mpi::MPI::new(ecc.data()),
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},
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)?;
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Ok(k4.into())
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}
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}
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KeyType::Decryption => {
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if algo_ecc.curve() == Curve::Cv25519 {
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// EdDSA
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let k4 = Key4::import_public_cv25519(
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ecc.data(),
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None,
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None,
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time,
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)?;
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Ok(k4.into())
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} else {
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// FIXME: just defining `hash` and `sym` is not
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// ok when a cert already exists
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// ECDH
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let k4 = Key4::new(
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time,
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PublicKeyAlgorithm::ECDH,
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mpi::PublicKey::ECDH {
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curve,
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q: mpi::MPI::new(ecc.data()),
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hash: Default::default(),
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sym: Default::default(),
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},
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)?;
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Ok(k4.into())
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}
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}
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_ => unimplemented!("Unsupported KeyType"),
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}
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} else {
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panic!("unexpected algo {:?}", algo);
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}
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}
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}
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}
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/// Create a Cert from the three subkeys on a card.
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/// (Calling this multiple times will result in different Certs!)
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///
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/// FIXME: make dec/auth keys optional
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///
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/// FIXME: accept optional metadata for user_id(s)?
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pub fn make_cert(
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ca: &mut CardApp,
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key_sig: Key<PublicParts, UnspecifiedRole>,
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key_dec: Key<PublicParts, UnspecifiedRole>,
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key_aut: Key<PublicParts, UnspecifiedRole>,
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) -> Result<Cert> {
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let mut pp = vec![];
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// 1) use the signing key as primary key
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let pri = PrimaryRole::convert_key(key_sig.clone());
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pp.push(Packet::from(pri));
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// 2) add decryption key as subkey
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let sub_dec = SubordinateRole::convert_key(key_dec);
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pp.push(Packet::from(sub_dec.clone()));
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// Temporary version of the cert
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let cert = Cert::try_from(pp.clone())?;
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// 3) make binding, sign with card -> add
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{
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let signing_builder =
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SignatureBuilder::new(SignatureType::SubkeyBinding)
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.set_signature_creation_time(SystemTime::now())?
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.set_key_validity_period(std::time::Duration::new(0, 0))?
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.set_key_flags(
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KeyFlags::empty()
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.set_storage_encryption()
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.set_transport_encryption(),
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)?;
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// Allow signing on the card
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ca.verify_pw1_for_signing("123456")?;
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// Card-backed signer for bindings
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let mut card_signer = CardSigner::with_pubkey(ca, key_sig.clone());
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let signing_bsig: Packet = sub_dec
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.bind(&mut card_signer, &cert, signing_builder)?
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.into();
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pp.push(signing_bsig);
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}
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// 4) add auth subkey
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let sub_aut = SubordinateRole::convert_key(key_aut);
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pp.push(Packet::from(sub_aut.clone()));
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// 5) make, sign binding -> add
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{
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let signing_builder =
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SignatureBuilder::new(SignatureType::SubkeyBinding)
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.set_signature_creation_time(SystemTime::now())?
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.set_key_validity_period(std::time::Duration::new(0, 0))?
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.set_key_flags(KeyFlags::empty().set_authentication())?;
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// Allow signing on the card
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ca.verify_pw1_for_signing("123456")?;
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// Card-backed signer for bindings
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let mut card_signer = CardSigner::with_pubkey(ca, key_sig.clone());
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let signing_bsig: Packet = sub_aut
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.bind(&mut card_signer, &cert, signing_builder)?
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.into();
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pp.push(signing_bsig);
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}
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// 6) add user id from name / email
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let cardholder = ca.get_cardholder_related_data()?;
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// FIXME: process name field? accept email as argument?!
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let uid: UserID =
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cardholder.name().expect("expecting name on card").into();
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pp.push(uid.clone().into());
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// 7) make, sign binding -> add
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{
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let signing_builder =
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SignatureBuilder::new(SignatureType::PositiveCertification)
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.set_signature_creation_time(SystemTime::now())?
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.set_key_validity_period(std::time::Duration::new(0, 0))?
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.set_key_flags(
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// Flags for primary key
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KeyFlags::empty().set_signing().set_certification(),
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)?;
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// Allow signing on the card
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ca.verify_pw1_for_signing("123456")?;
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// Card-backed signer for bindings
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let mut card_signer = CardSigner::with_pubkey(ca, key_sig);
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let signing_bsig: Packet =
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uid.bind(&mut card_signer, &cert, signing_builder)?.into();
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pp.push(signing_bsig);
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}
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Cert::try_from(pp)
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}
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/// Implement the `CardUploadableKey` trait that openpgp-card uses to
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/// upload (sub)keys to a card.
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impl CardUploadableKey for SequoiaKey {
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fn get_key(&self) -> Result<PrivateKeyMaterial> {
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// Decrypt key with password, if set
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let key = match &self.password {
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None => self.key.clone(),
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Some(pw) => self.key.clone().decrypt_secret(
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&openpgp::crypto::Password::from(pw.as_str()),
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)?,
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};
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// Get private cryptographic material
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let unenc = if let Some(
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openpgp::packet::key::SecretKeyMaterial::Unencrypted(ref u),
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) = key.optional_secret()
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{
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u
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} else {
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panic!("can't get private key material");
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};
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let secret_key_material = unenc.map(|mpis| mpis.clone());
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match (self.public.clone(), secret_key_material) {
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(
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mpi::PublicKey::RSA { e, n },
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mpi::SecretKeyMaterial::RSA { d: _, p, q, u: _ },
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) => {
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let sq_rsa = SqRSA::new(e, n, p, q);
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Ok(PrivateKeyMaterial::R(Box::new(sq_rsa)))
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}
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(
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mpi::PublicKey::ECDH { curve, .. },
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mpi::SecretKeyMaterial::ECDH { scalar },
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) => {
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let sq_ecc =
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SqEccKey::new(curve.oid().to_vec(), scalar, EccType::ECDH);
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Ok(PrivateKeyMaterial::E(Box::new(sq_ecc)))
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}
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(
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mpi::PublicKey::ECDSA { curve, .. },
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mpi::SecretKeyMaterial::ECDSA { scalar },
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) => {
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let sq_ecc = SqEccKey::new(
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curve.oid().to_vec(),
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scalar,
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EccType::ECDSA,
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);
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Ok(PrivateKeyMaterial::E(Box::new(sq_ecc)))
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}
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(
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mpi::PublicKey::EdDSA { curve, .. },
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mpi::SecretKeyMaterial::EdDSA { scalar },
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) => {
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let sq_ecc = SqEccKey::new(
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curve.oid().to_vec(),
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scalar,
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EccType::EdDSA,
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);
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Ok(PrivateKeyMaterial::E(Box::new(sq_ecc)))
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}
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(p, s) => {
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unimplemented!(
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"Unexpected algorithms: public {:?}, \
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secret {:?}",
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p,
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s
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);
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}
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}
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}
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/// Number of non-leap seconds since January 1, 1970 0:00:00 UTC
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/// (aka "UNIX timestamp")
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fn get_ts(&self) -> KeyGenerationTime {
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let ts: Timestamp = Timestamp::try_from(self.key.creation_time())
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.expect("Creation time cannot be converted into u32 timestamp");
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let ts: u32 = ts.into();
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ts.into()
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}
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fn get_fp(&self) -> Result<Fingerprint, OpenpgpCardError> {
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let fp = self.key.fingerprint();
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fp.as_bytes().try_into()
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}
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}
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/// RSA-specific data-structure to hold private (sub)key material for upload
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/// with the `openpgp-card` crate.
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struct SqRSA {
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e: MPI,
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n: MPI,
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p: ProtectedMPI,
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q: ProtectedMPI,
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}
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impl SqRSA {
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fn new(e: MPI, n: MPI, p: ProtectedMPI, q: ProtectedMPI) -> Self {
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Self { e, n, p, q }
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}
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}
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impl RSAKey for SqRSA {
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fn get_e(&self) -> &[u8] {
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self.e.value()
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}
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fn get_n(&self) -> &[u8] {
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self.n.value()
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}
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fn get_p(&self) -> &[u8] {
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self.p.value()
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}
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fn get_q(&self) -> &[u8] {
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self.q.value()
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}
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}
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/// ECC-specific data-structure to hold private (sub)key material for upload
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/// with the `openpgp-card` crate.
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struct SqEccKey {
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oid: Vec<u8>,
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scalar: ProtectedMPI,
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ecc_type: EccType,
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}
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impl SqEccKey {
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fn new(oid: Vec<u8>, scalar: ProtectedMPI, ecc_type: EccType) -> Self {
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SqEccKey {
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oid,
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scalar,
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ecc_type,
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}
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}
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}
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impl EccKey for SqEccKey {
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fn get_oid(&self) -> &[u8] {
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&self.oid
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}
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fn get_scalar(&self) -> &[u8] {
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self.scalar.value()
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}
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fn get_type(&self) -> EccType {
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self.ecc_type
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}
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}
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/// Convenience fn to select and upload a (sub)key from a Cert, as a given
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/// KeyType. If multiple suitable (sub)keys are found, the first one is
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/// used.
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///
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/// FIXME: picking the (sub)key to upload should probably done with
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/// more intent.
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pub fn upload_from_cert_yolo(
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oca: &mut CardAdmin,
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cert: &openpgp::Cert,
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key_type: KeyType,
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password: Option<String>,
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) -> Result<(), Box<dyn Error>> {
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let policy = StandardPolicy::new();
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// Find all suitable (sub)keys for key_type.
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let mut valid_ka = cert
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.keys()
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.with_policy(&policy, None)
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.secret()
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.alive()
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.revoked(false);
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valid_ka = match key_type {
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KeyType::Decryption => valid_ka.for_storage_encryption(),
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KeyType::Signing => valid_ka.for_signing(),
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KeyType::Authentication => valid_ka.for_authentication(),
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_ => return Err(anyhow!("Unexpected KeyType").into()),
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};
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// FIXME: for now, we just pick the first (sub)key from the list
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if let Some(vka) = valid_ka.next() {
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upload_key(oca, vka, key_type, password).map_err(|e| e.into())
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} else {
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Err(anyhow!("No suitable (sub)key found").into())
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}
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}
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/// Upload a ValidErasedKeyAmalgamation to the card as a specific KeyType.
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///
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/// The caller needs to make sure that `vka` is suitable for `key_type`.
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pub fn upload_key(
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oca: &mut CardAdmin,
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vka: ValidErasedKeyAmalgamation<SecretParts>,
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key_type: KeyType,
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password: Option<String>,
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) -> Result<(), OpenpgpCardError> {
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let sqk = SequoiaKey::new(vka, password);
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oca.upload_key(Box::new(sqk), key_type)
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}
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pub fn decrypt(
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ca: &mut CardApp,
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cert: &openpgp::Cert,
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msg: Vec<u8>,
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) -> Result<Vec<u8>> {
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let mut decrypted = Vec::new();
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{
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let reader = io::BufReader::new(&msg[..]);
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let p = StandardPolicy::new();
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let d = decryptor::CardDecryptor::new(ca, cert, &p)?;
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let db = DecryptorBuilder::from_reader(reader)?;
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let mut decryptor = db.with_policy(&p, None, d)?;
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// Read all data from decryptor and store in decrypted
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io::copy(&mut decryptor, &mut decrypted)?;
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}
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Ok(decrypted)
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}
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pub fn sign(
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ca: &mut CardApp,
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cert: &openpgp::Cert,
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input: &mut dyn io::Read,
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) -> Result<String> {
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let mut armorer = armor::Writer::new(vec![], armor::Kind::Signature)?;
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|
{
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let p = StandardPolicy::new();
|
|
let s = signer::CardSigner::new(ca, cert, &p)?;
|
|
|
|
let message = Message::new(&mut armorer);
|
|
let mut message = Signer::new(message, s).detached().build()?;
|
|
|
|
// Process input data, via message
|
|
io::copy(input, &mut message)?;
|
|
|
|
message.finalize()?;
|
|
}
|
|
|
|
let buffer = armorer.finalize()?;
|
|
|
|
String::from_utf8(buffer).context("Failed to convert signature to utf8")
|
|
}
|
|
|
|
/// Mapping function to get a fingerprint from "PublicKeyMaterial +
|
|
/// timestamp + KeyType" (intended for use with `CardApp.generate_key()`).
|
|
pub fn public_to_fingerprint(
|
|
pkm: &PublicKeyMaterial,
|
|
time: KeyGenerationTime,
|
|
kt: KeyType,
|
|
) -> Result<Fingerprint, OpenpgpCardError> {
|
|
// Transform PublicKeyMaterial into a Sequoia Key
|
|
let key = public_key_material_to_key(pkm, kt, time)?;
|
|
|
|
// Get fingerprint from the Sequoia Key
|
|
let fp = key.fingerprint();
|
|
fp.as_bytes().try_into()
|
|
}
|
|
|
|
// --------
|
|
|
|
/// Representation of an opened OpenPGP card in its basic, freshly opened,
|
|
/// state (i.e. no passwords have been verified, default privileges apply).
|
|
pub struct CardBase {
|
|
card_app: CardApp,
|
|
|
|
// Cache of "application related data".
|
|
//
|
|
// FIXME: Should be invalidated when changing data on the card!
|
|
// (e.g. uploading keys, etc)
|
|
ard: ApplicationRelatedData,
|
|
}
|
|
|
|
impl CardBase {
|
|
pub fn new(card_app: CardApp, ard: ApplicationRelatedData) -> Self {
|
|
Self { card_app, ard }
|
|
}
|
|
|
|
/// Get a reference to the internal CardApp object (for use in tests)
|
|
pub fn get_card_app(&mut self) -> &mut CardApp {
|
|
&mut self.card_app
|
|
}
|
|
|
|
/// Set up connection (cache "application related data") to a
|
|
/// CardClient, on which the openpgp applet has already been opened.
|
|
pub fn open_card(ccb: CardClientBox) -> Result<Self, OpenpgpCardError> {
|
|
// read and cache "application related data"
|
|
let mut card_app = CardApp::new(ccb);
|
|
|
|
let ard = card_app.get_app_data()?;
|
|
|
|
card_app.init_caps(&ard)?;
|
|
|
|
Ok(Self { card_app, ard })
|
|
}
|
|
|
|
// --- application data ---
|
|
|
|
/// Load "application related data".
|
|
///
|
|
/// This is done once, after opening the OpenPGP card applet
|
|
/// (the data is stored in the OpenPGPCard object).
|
|
fn get_app_data(&mut self) -> Result<ApplicationRelatedData> {
|
|
self.card_app.get_app_data()
|
|
}
|
|
|
|
pub fn get_aid(&self) -> Result<ApplicationId, OpenpgpCardError> {
|
|
self.ard.get_aid()
|
|
}
|
|
|
|
pub fn get_historical(&self) -> Result<Historical, OpenpgpCardError> {
|
|
self.ard.get_historical()
|
|
}
|
|
|
|
pub fn get_extended_length_information(
|
|
&self,
|
|
) -> Result<Option<ExtendedLengthInfo>> {
|
|
self.ard.get_extended_length_information()
|
|
}
|
|
|
|
pub fn get_general_feature_management() -> Option<bool> {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_discretionary_data_objects() {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_extended_capabilities(
|
|
&self,
|
|
) -> Result<ExtendedCap, OpenpgpCardError> {
|
|
self.ard.get_extended_capabilities()
|
|
}
|
|
|
|
pub fn get_algorithm_attributes(&self, key_type: KeyType) -> Result<Algo> {
|
|
self.ard.get_algorithm_attributes(key_type)
|
|
}
|
|
|
|
/// PW status Bytes
|
|
pub fn get_pw_status_bytes(&self) -> Result<PWStatus> {
|
|
self.ard.get_pw_status_bytes()
|
|
}
|
|
|
|
pub fn get_fingerprints(
|
|
&self,
|
|
) -> Result<KeySet<Fingerprint>, OpenpgpCardError> {
|
|
self.ard.get_fingerprints()
|
|
}
|
|
|
|
pub fn get_ca_fingerprints(&self) {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_key_generation_times() {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_key_information() {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_uif_pso_cds() {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_uif_pso_dec() {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_uif_pso_aut() {
|
|
unimplemented!()
|
|
}
|
|
pub fn get_uif_attestation() {
|
|
unimplemented!()
|
|
}
|
|
|
|
// --- optional private DOs (0101 - 0104) ---
|
|
|
|
// --- login data (5e) ---
|
|
|
|
// --- URL (5f50) ---
|
|
|
|
pub fn get_url(&mut self) -> Result<String> {
|
|
self.card_app.get_url()
|
|
}
|
|
|
|
// --- cardholder related data (65) ---
|
|
pub fn get_cardholder_related_data(&mut self) -> Result<Cardholder> {
|
|
self.card_app.get_cardholder_related_data()
|
|
}
|
|
|
|
// --- security support template (7a) ---
|
|
pub fn get_security_support_template(
|
|
&mut self,
|
|
) -> Result<SecuritySupportTemplate> {
|
|
self.card_app.get_security_support_template()
|
|
}
|
|
|
|
// DO "Algorithm Information" (0xFA)
|
|
pub fn list_supported_algo(&mut self) -> Result<Option<AlgoInfo>> {
|
|
// The DO "Algorithm Information" (Tag FA) shall be present if
|
|
// Algorithm attributes can be changed
|
|
let ec = self.get_extended_capabilities()?;
|
|
if !ec.features().contains(&Features::AlgoAttrsChangeable) {
|
|
// Algorithm attributes can not be changed,
|
|
// list_supported_algo is not supported
|
|
return Ok(None);
|
|
}
|
|
|
|
self.card_app.list_supported_algo()
|
|
}
|
|
|
|
// ----------
|
|
|
|
/// Delete all state on this OpenPGP card
|
|
pub fn factory_reset(&mut self) -> Result<()> {
|
|
self.card_app.factory_reset()
|
|
}
|
|
|
|
pub fn verify_pw1_for_signing(
|
|
mut self,
|
|
pin: &str,
|
|
) -> Result<CardSign, CardBase> {
|
|
assert!(pin.len() >= 6); // FIXME: Err
|
|
|
|
if self.card_app.verify_pw1_for_signing(pin).is_ok() {
|
|
Ok(CardSign { oc: self })
|
|
} else {
|
|
Err(self)
|
|
}
|
|
}
|
|
|
|
pub fn check_pw1(&mut self) -> Result<Response, OpenpgpCardError> {
|
|
self.card_app.check_pw1()
|
|
}
|
|
|
|
pub fn verify_pw1(mut self, pin: &str) -> Result<CardUser, CardBase> {
|
|
assert!(pin.len() >= 6); // FIXME: Err
|
|
|
|
if self.card_app.verify_pw1(pin).is_ok() {
|
|
Ok(CardUser { oc: self })
|
|
} else {
|
|
Err(self)
|
|
}
|
|
}
|
|
|
|
pub fn check_pw3(&mut self) -> Result<Response, OpenpgpCardError> {
|
|
self.card_app.check_pw3()
|
|
}
|
|
|
|
pub fn verify_pw3(mut self, pin: &str) -> Result<CardAdmin, CardBase> {
|
|
assert!(pin.len() >= 8); // FIXME: Err
|
|
|
|
if self.card_app.verify_pw3(pin).is_ok() {
|
|
Ok(CardAdmin { oc: self })
|
|
} else {
|
|
Err(self)
|
|
}
|
|
}
|
|
}
|
|
|
|
/// An OpenPGP card after successful verification of PW1 in mode 82
|
|
/// (verification for operations other than signing)
|
|
pub struct CardUser {
|
|
oc: CardBase,
|
|
}
|
|
|
|
/// Allow access to fn of OpenPGPCard, through OpenPGPCardUser.
|
|
impl Deref for CardUser {
|
|
type Target = CardBase;
|
|
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.oc
|
|
}
|
|
}
|
|
|
|
/// Allow access to fn of CardBase, through CardUser.
|
|
impl DerefMut for CardUser {
|
|
fn deref_mut(&mut self) -> &mut Self::Target {
|
|
&mut self.oc
|
|
}
|
|
}
|
|
|
|
impl CardUser {
|
|
/// Decrypt the ciphertext in `dm`, on the card.
|
|
pub fn decrypt(
|
|
&mut self,
|
|
dm: Cryptogram,
|
|
) -> Result<Vec<u8>, OpenpgpCardError> {
|
|
self.card_app.decrypt(dm)
|
|
}
|
|
|
|
/// Run decryption operation on the smartcard
|
|
/// (7.2.11 PSO: DECIPHER)
|
|
pub(crate) fn pso_decipher(
|
|
&mut self,
|
|
data: Vec<u8>,
|
|
) -> Result<Vec<u8>, OpenpgpCardError> {
|
|
self.card_app.pso_decipher(data)
|
|
}
|
|
}
|
|
|
|
/// An OpenPGP card after successful verification of PW1 in mode 81
|
|
/// (verification for signing)
|
|
pub struct CardSign {
|
|
oc: CardBase,
|
|
}
|
|
|
|
/// Allow access to fn of CardBase, through CardSign.
|
|
impl Deref for CardSign {
|
|
type Target = CardBase;
|
|
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.oc
|
|
}
|
|
}
|
|
|
|
/// Allow access to fn of CardBase, through CardSign.
|
|
impl DerefMut for CardSign {
|
|
fn deref_mut(&mut self) -> &mut Self::Target {
|
|
&mut self.oc
|
|
}
|
|
}
|
|
|
|
// FIXME: depending on the setting in "PW1 Status byte", only one
|
|
// signature can be made after verification for signing
|
|
impl CardSign {
|
|
/// Sign the message in `hash`, on the card.
|
|
pub fn signature_for_hash(
|
|
&mut self,
|
|
hash: Hash,
|
|
) -> Result<Vec<u8>, OpenpgpCardError> {
|
|
self.card_app.signature_for_hash(hash)
|
|
}
|
|
|
|
/// Run signing operation on the smartcard
|
|
/// (7.2.10 PSO: COMPUTE DIGITAL SIGNATURE)
|
|
pub(crate) fn compute_digital_signature(
|
|
&mut self,
|
|
data: Vec<u8>,
|
|
) -> Result<Vec<u8>, OpenpgpCardError> {
|
|
self.card_app.compute_digital_signature(data)
|
|
}
|
|
}
|
|
|
|
/// An OpenPGP card after successful verification of PW3 ("Admin privileges")
|
|
pub struct CardAdmin {
|
|
oc: CardBase,
|
|
}
|
|
|
|
/// Allow access to fn of OpenPGPCard, through OpenPGPCardAdmin.
|
|
impl Deref for CardAdmin {
|
|
type Target = CardBase;
|
|
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.oc
|
|
}
|
|
}
|
|
|
|
/// Allow access to fn of OpenPGPCard, through OpenPGPCardAdmin.
|
|
impl DerefMut for CardAdmin {
|
|
fn deref_mut(&mut self) -> &mut Self::Target {
|
|
&mut self.oc
|
|
}
|
|
}
|
|
|
|
impl CardAdmin {
|
|
pub fn set_name(
|
|
&mut self,
|
|
name: &str,
|
|
) -> Result<Response, OpenpgpCardError> {
|
|
if name.len() >= 40 {
|
|
return Err(anyhow!("name too long").into());
|
|
}
|
|
|
|
// All chars must be in ASCII7
|
|
if name.chars().any(|c| !c.is_ascii()) {
|
|
return Err(anyhow!("Invalid char in name").into());
|
|
};
|
|
|
|
self.card_app.set_name(name)
|
|
}
|
|
|
|
pub fn set_lang(
|
|
&mut self,
|
|
lang: &str,
|
|
) -> Result<Response, OpenpgpCardError> {
|
|
if lang.len() > 8 {
|
|
return Err(anyhow!("lang too long").into());
|
|
}
|
|
|
|
self.card_app.set_lang(lang)
|
|
}
|
|
|
|
pub fn set_sex(&mut self, sex: Sex) -> Result<Response, OpenpgpCardError> {
|
|
self.card_app.set_sex(sex)
|
|
}
|
|
|
|
pub fn set_url(
|
|
&mut self,
|
|
url: &str,
|
|
) -> Result<Response, OpenpgpCardError> {
|
|
if url.chars().any(|c| !c.is_ascii()) {
|
|
return Err(anyhow!("Invalid char in url").into());
|
|
}
|
|
|
|
// Check for max len
|
|
let ec = self.get_extended_capabilities()?;
|
|
|
|
if url.len() < ec.max_len_special_do() as usize {
|
|
self.card_app.set_url(url)
|
|
} else {
|
|
Err(anyhow!("URL too long").into())
|
|
}
|
|
}
|
|
|
|
pub fn upload_key(
|
|
&mut self,
|
|
key: Box<dyn CardUploadableKey>,
|
|
key_type: KeyType,
|
|
) -> Result<(), OpenpgpCardError> {
|
|
self.card_app.upload_key(key, key_type)
|
|
}
|
|
}
|