diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/cryptodev-builtin.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/backends/cryptodev-builtin.c b/backends/cryptodev-builtin.c index c0fbb65..c45b590 100644 --- a/backends/cryptodev-builtin.c +++ b/backends/cryptodev-builtin.c @@ -59,6 +59,19 @@ struct CryptoDevBackendBuiltin { CryptoDevBackendBuiltinSession *sessions[MAX_NUM_SESSIONS]; }; +static void cryptodev_builtin_init_akcipher(CryptoDevBackend *backend) +{ + QCryptoAkCipherOptions opts; + + opts.alg = QCRYPTO_AKCIPHER_ALG_RSA; + opts.u.rsa.padding_alg = QCRYPTO_RSA_PADDING_ALG_RAW; + if (qcrypto_akcipher_supports(&opts)) { + backend->conf.crypto_services |= + (1u << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER); + backend->conf.akcipher_algo = 1u << VIRTIO_CRYPTO_AKCIPHER_RSA; + } +} + static void cryptodev_builtin_init( CryptoDevBackend *backend, Error **errp) { @@ -81,11 +94,9 @@ static void cryptodev_builtin_init( backend->conf.crypto_services = 1u << QCRYPTODEV_BACKEND_SERVICE_CIPHER | 1u << QCRYPTODEV_BACKEND_SERVICE_HASH | - 1u << QCRYPTODEV_BACKEND_SERVICE_MAC | - 1u << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER; + 1u << QCRYPTODEV_BACKEND_SERVICE_MAC; backend->conf.cipher_algo_l = 1u << VIRTIO_CRYPTO_CIPHER_AES_CBC; backend->conf.hash_algo = 1u << VIRTIO_CRYPTO_HASH_SHA1; - backend->conf.akcipher_algo = 1u << VIRTIO_CRYPTO_AKCIPHER_RSA; /* * Set the Maximum length of crypto request. * Why this value? Just avoid to overflow when @@ -94,6 +105,7 @@ static void cryptodev_builtin_init( backend->conf.max_size = LONG_MAX - sizeof(CryptoDevBackendOpInfo); backend->conf.max_cipher_key_len = CRYPTODEV_BUITLIN_MAX_CIPHER_KEY_LEN; backend->conf.max_auth_key_len = CRYPTODEV_BUITLIN_MAX_AUTH_KEY_LEN; + cryptodev_builtin_init_akcipher(backend); cryptodev_backend_set_ready(backend, true); } |