From: Ayuj Verma <ayve...@marvell.com>
Elliptic curve xform and ECDSA op params are added.
Signed-off-by: Anoob Joseph <ano...@marvell.com>
Signed-off-by: Ayuj Verma <ayve...@marvell.com>
Signed-off-by: Sunila Sahu <ss...@marvell.com>
---
doc/guides/cryptodevs/features/default.ini | 11 ++--
lib/librte_cryptodev/rte_crypto_asym.h | 83 ++++++++++++++++++++++++++++++
lib/librte_cryptodev/rte_cryptodev.c | 1 +
3 files changed, 90 insertions(+), 5 deletions(-)
diff --git a/doc/guides/cryptodevs/features/default.ini
b/doc/guides/cryptodevs/features/default.ini
index b7f9a0a..2f6c785 100644
--- a/doc/guides/cryptodevs/features/default.ini
+++ b/doc/guides/cryptodevs/features/default.ini
@@ -103,8 +103,9 @@ AES CCM (256) =
; Supported Asymmetric algorithms of a default crypto driver.
;
[Asymmetric]
-RSA =
-DSA =
-Modular Exponentiation =
-Modular Inversion =
-Diffie-hellman =
\ No newline at end of file
+RSA =
+DSA =
+Modular Exponentiation =
+Modular Inversion =
+Diffie-hellman =
+ECDSA =
diff --git a/lib/librte_cryptodev/rte_crypto_asym.h
b/lib/librte_cryptodev/rte_crypto_asym.h
index 0d34ce8..dd5e6e3 100644
--- a/lib/librte_cryptodev/rte_crypto_asym.h
+++ b/lib/librte_cryptodev/rte_crypto_asym.h
@@ -81,6 +81,10 @@ enum rte_crypto_asym_xform_type {
/**< Modular Exponentiation
* Perform Modular Exponentiation b^e mod n
*/
+ RTE_CRYPTO_ASYM_XFORM_ECDSA,
+ /**< Elliptic Curve Digital Signature Algorithm
+ * Perform Signature Generation and Verification.
+ */
RTE_CRYPTO_ASYM_XFORM_TYPE_LIST_END
/**< End of list */
};
@@ -319,6 +323,46 @@ struct rte_crypto_dsa_xform {
};
/**
+ * TLS named curves
+ * https://www.iana.org/assignments/tls-parameters/
+ * tls-parameters.xhtml#tls-parameters-8
+ * secp192r1 = 19,
+ * secp224r1 = 21,
+ * secp256r1 = 23,
+ * secp384r1 = 24,
+ * secp521r1 = 25,
+ */
+enum rte_crypto_ec_group {
+ RTE_CRYPTO_EC_GROUP_UNKNOWN = 0,
+ RTE_CRYPTO_EC_GROUP_NISTP192 = 19,
+ RTE_CRYPTO_EC_GROUP_NISTP224 = 21,
+ RTE_CRYPTO_EC_GROUP_NISTP256 = 23,
+ RTE_CRYPTO_EC_GROUP_NISTP384 = 24,
+ RTE_CRYPTO_EC_GROUP_NISTP521 = 25,
+};
+
+/**
+ * Structure for elliptic curve point
+ */
+struct rte_crypto_ec_point {
+ rte_crypto_param x;
+ /**< X coordinate */
+ rte_crypto_param y;
+ /**< Y coordinate */
+};
+
+/**
+ * Asymmetric elliptic curve transform data
+ *
+ * Structure describing all EC based xform params
+ *
+ */
+struct rte_crypto_ec_xform {
+ enum rte_crypto_ec_group curve_id;
+ /**< Pre-defined ec groups */
+};
+
+/**
* Operations params for modular operations:
* exponentiation and multiplicative inverse
*
@@ -372,6 +416,11 @@ struct rte_crypto_asym_xform {
struct rte_crypto_dsa_xform dsa;
/**< DSA xform parameters */
+
+ struct rte_crypto_ec_xform ec;
+ /**< EC xform parameters, used by elliptic curve based
+ * operations.
+ */
};
};
@@ -516,6 +565,39 @@ struct rte_crypto_dsa_op_param {
};
/**
+ * ECDSA operation params
+ */
+struct rte_crypto_ecdsa_op_param {
+ enum rte_crypto_asym_op_type op_type;
+ /**< Signature generation or verification */
+
+ rte_crypto_param pkey;
+ /**< Private key of the signer for signature generation */
+
+ struct rte_crypto_ec_point q;
+ /**< Public key of the signer for verification */
+
+ rte_crypto_param message;
+ /**< Input message to be signed or verified */
+
+ rte_crypto_param k;
+ /**< The ECDSA per-message secret number, which is an integer
+ * in the interval (1, n-1)
+ */
+
+ rte_crypto_param r;
+ /**< r component of elliptic curve signature
+ * output : for signature generation
+ * input : for signature verification
+ */
+ rte_crypto_param s;
+ /**< s component of elliptic curve signature
+ * output : for signature generation
+ * input : for signature verification
+ */
+};
+
+/**
* Asymmetric Cryptographic Operation.
*
* Structure describing asymmetric crypto operation params.
@@ -537,6 +619,7 @@ struct rte_crypto_asym_op {
struct rte_crypto_mod_op_param modinv;
struct rte_crypto_dh_op_param dh;
struct rte_crypto_dsa_op_param dsa;
+ struct rte_crypto_ecdsa_op_param ecdsa;
};
};
diff --git a/lib/librte_cryptodev/rte_cryptodev.c
b/lib/librte_cryptodev/rte_cryptodev.c
index 89aa2ed..0d6babb 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -173,6 +173,7 @@ const char *rte_crypto_asym_xform_strings[] = {
[RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv",
[RTE_CRYPTO_ASYM_XFORM_DH] = "dh",
[RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa",
+ [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa",
};
/**
--
2.7.4
