From 8fb9340e178ad32084fc189e6a2b2abfbc091df7 Mon Sep 17 00:00:00 2001
From: Meng Yu <yumeng18@huawei.com>
Date: Thu, 4 Mar 2021 14:35:49 +0800
Subject: crypto: ecc - add curve25519 params and expose them

1. Add curve 25519 parameters in 'crypto/ecc_curve_defs.h';
2. Add curve25519 interface 'ecc_get_curve25519_param' in
   'include/crypto/ecc_curve.h', to make its parameters be
   exposed to everyone in kernel tree.

Signed-off-by: Meng Yu <yumeng18@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 crypto/ecc.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'crypto/ecc.c')

diff --git a/crypto/ecc.c b/crypto/ecc.c
index 4b55ad062600..0798a1836e58 100644
--- a/crypto/ecc.c
+++ b/crypto/ecc.c
@@ -43,6 +43,12 @@ typedef struct {
 	u64 m_high;
 } uint128_t;
 
+/* Returns curv25519 curve param */
+const struct ecc_curve *ecc_get_curve25519(void)
+{
+	return &ecc_25519;
+}
+EXPORT_SYMBOL(ecc_get_curve25519);
 
 const struct ecc_curve *ecc_get_curve(unsigned int curve_id)
 {
-- 
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