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Message-Id: <20220211084108.1254218-3-pizhenwei@bytedance.com>
Date: Fri, 11 Feb 2022 16:41:07 +0800
From: zhenwei pi <pizhenwei@...edance.com>
To: arei.gonglei@...wei.com, mst@...hat.com
Cc: jasowang@...hat.com, virtualization@...ts.linux-foundation.org,
linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
helei.sig11@...edance.com, herbert@...dor.apana.org.au,
zhenwei pi <pizhenwei@...edance.com>
Subject: [PATCH v2 2/3] virtio-crypto: introduce akcipher service
Introduce asymmetric service definition, asymmetric operations and
several well known algorithms.
Co-developed-by: lei he <helei.sig11@...edance.com>
Signed-off-by: lei he <helei.sig11@...edance.com>
Signed-off-by: zhenwei pi <pizhenwei@...edance.com>
---
include/uapi/linux/virtio_crypto.h | 81 +++++++++++++++++++++++++++++-
1 file changed, 80 insertions(+), 1 deletion(-)
diff --git a/include/uapi/linux/virtio_crypto.h b/include/uapi/linux/virtio_crypto.h
index 1166a49084b0..71a54a6849ca 100644
--- a/include/uapi/linux/virtio_crypto.h
+++ b/include/uapi/linux/virtio_crypto.h
@@ -37,6 +37,7 @@
#define VIRTIO_CRYPTO_SERVICE_HASH 1
#define VIRTIO_CRYPTO_SERVICE_MAC 2
#define VIRTIO_CRYPTO_SERVICE_AEAD 3
+#define VIRTIO_CRYPTO_SERVICE_AKCIPHER 4
#define VIRTIO_CRYPTO_OPCODE(service, op) (((service) << 8) | (op))
@@ -57,6 +58,10 @@ struct virtio_crypto_ctrl_header {
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x02)
#define VIRTIO_CRYPTO_AEAD_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x03)
+#define VIRTIO_CRYPTO_AKCIPHER_CREATE_SESSION \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x04)
+#define VIRTIO_CRYPTO_AKCIPHER_DESTROY_SESSION \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x05)
__le32 opcode;
__le32 algo;
__le32 flag;
@@ -180,6 +185,58 @@ struct virtio_crypto_aead_create_session_req {
__u8 padding[32];
};
+struct virtio_crypto_rsa_session_para {
+#define VIRTIO_CRYPTO_RSA_RAW_PADDING 0
+#define VIRTIO_CRYPTO_RSA_PKCS1_PADDING 1
+ __le32 padding_algo;
+
+#define VIRTIO_CRYPTO_RSA_NO_HASH 0
+#define VIRTIO_CRYPTO_RSA_MD2 1
+#define VIRTIO_CRYPTO_RSA_MD3 2
+#define VIRTIO_CRYPTO_RSA_MD4 3
+#define VIRTIO_CRYPTO_RSA_MD5 4
+#define VIRTIO_CRYPTO_RSA_SHA1 5
+#define VIRTIO_CRYPTO_RSA_SHA256 6
+#define VIRTIO_CRYPTO_RSA_SHA384 7
+#define VIRTIO_CRYPTO_RSA_SHA512 8
+#define VIRTIO_CRYPTO_RSA_SHA224 9
+ __le32 hash_algo;
+};
+
+struct virtio_crypto_ecdsa_session_para {
+#define VIRTIO_CRYPTO_CURVE_UNKNOWN 0
+#define VIRTIO_CRYPTO_CURVE_NIST_P192 1
+#define VIRTIO_CRYPTO_CURVE_NIST_P224 2
+#define VIRTIO_CRYPTO_CURVE_NIST_P256 3
+#define VIRTIO_CRYPTO_CURVE_NIST_P384 4
+#define VIRTIO_CRYPTO_CURVE_NIST_P521 5
+ __le32 curve_id;
+ __le32 padding;
+};
+
+struct virtio_crypto_akcipher_session_para {
+#define VIRTIO_CRYPTO_NO_AKCIPHER 0
+#define VIRTIO_CRYPTO_AKCIPHER_RSA 1
+#define VIRTIO_CRYPTO_AKCIPHER_DSA 2
+#define VIRTIO_CRYPTO_AKCIPHER_ECDSA 3
+ __le32 algo;
+
+#define VIRTIO_CRYPTO_AKCIPHER_KEY_TYPE_PUBLIC 1
+#define VIRTIO_CRYPTO_AKCIPHER_KEY_TYPE_PRIVATE 2
+ __le32 keytype;
+ __le32 keylen;
+
+ union {
+ struct virtio_crypto_rsa_session_para rsa;
+ struct virtio_crypto_ecdsa_session_para ecdsa;
+ } u;
+};
+
+struct virtio_crypto_akcipher_create_session_req {
+ struct virtio_crypto_akcipher_session_para para;
+ __u8 padding[36];
+};
+
struct virtio_crypto_alg_chain_session_para {
#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_HASH_THEN_CIPHER 1
#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_CIPHER_THEN_HASH 2
@@ -247,6 +304,8 @@ struct virtio_crypto_op_ctrl_req {
mac_create_session;
struct virtio_crypto_aead_create_session_req
aead_create_session;
+ struct virtio_crypto_akcipher_create_session_req
+ akcipher_create_session;
struct virtio_crypto_destroy_session_req
destroy_session;
__u8 padding[56];
@@ -266,6 +325,14 @@ struct virtio_crypto_op_header {
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x00)
#define VIRTIO_CRYPTO_AEAD_DECRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x01)
+#define VIRTIO_CRYPTO_AKCIPHER_ENCRYPT \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x00)
+#define VIRTIO_CRYPTO_AKCIPHER_DECRYPT \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x01)
+#define VIRTIO_CRYPTO_AKCIPHER_SIGN \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x02)
+#define VIRTIO_CRYPTO_AKCIPHER_VERIFY \
+ VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x03)
__le32 opcode;
/* algo should be service-specific algorithms */
__le32 algo;
@@ -390,6 +457,16 @@ struct virtio_crypto_aead_data_req {
__u8 padding[32];
};
+struct virtio_crypto_akcipher_para {
+ __le32 src_data_len;
+ __le32 dst_data_len;
+};
+
+struct virtio_crypto_akcipher_data_req {
+ struct virtio_crypto_akcipher_para para;
+ __u8 padding[40];
+};
+
/* The request of the data virtqueue's packet */
struct virtio_crypto_op_data_req {
struct virtio_crypto_op_header header;
@@ -399,6 +476,7 @@ struct virtio_crypto_op_data_req {
struct virtio_crypto_hash_data_req hash_req;
struct virtio_crypto_mac_data_req mac_req;
struct virtio_crypto_aead_data_req aead_req;
+ struct virtio_crypto_akcipher_data_req akcipher_req;
__u8 padding[48];
} u;
};
@@ -409,6 +487,7 @@ struct virtio_crypto_op_data_req {
#define VIRTIO_CRYPTO_NOTSUPP 3
#define VIRTIO_CRYPTO_INVSESS 4 /* Invalid session id */
#define VIRTIO_CRYPTO_NOSPC 5 /* no free session ID */
+#define VIRTIO_CRYPTO_KEY_REJECTED 6 /* Signature verification failed */
/* The accelerator hardware is ready */
#define VIRTIO_CRYPTO_S_HW_READY (1 << 0)
@@ -439,7 +518,7 @@ struct virtio_crypto_config {
__le32 max_cipher_key_len;
/* Maximum length of authenticated key */
__le32 max_auth_key_len;
- __le32 reserve;
+ __le32 akcipher_algo;
/* Maximum size of each crypto request's content */
__le64 max_size;
};
--
2.20.1
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