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-rw-r--r--crypto/ecc.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/crypto/ecc.h b/crypto/ecc.h
index e13fe8800ee8..e4fd4492c765 100644
--- a/crypto/ecc.h
+++ b/crypto/ecc.h
@@ -44,6 +44,20 @@ int ecc_is_key_valid(unsigned int curve_id, unsigned int ndigits,
const u64 *private_key, unsigned int private_key_len);
/**
+ * ecc_gen_privkey() - Generates an ECC private key.
+ * The private key is a random integer in the range 0 < random < n, where n is a
+ * prime that is the order of the cyclic subgroup generated by the distinguished
+ * point G.
+ * @curve_id: id representing the curve to use
+ * @ndigits: curve number of digits
+ * @private_key: buffer for storing the generated private key
+ *
+ * Returns 0 if the private key was generated successfully, a negative value
+ * if an error occurred.
+ */
+int ecc_gen_privkey(unsigned int curve_id, unsigned int ndigits, u64 *privkey);
+
+/**
* ecc_make_pub_key() - Compute an ECC public key
*
* @curve_id: id representing the curve to use