From 4e6602916bc692ee31ac5b8bd8195fb078556844 Mon Sep 17 00:00:00 2001
From: Stefan Berger <stefanb@linux.ibm.com>
Date: Tue, 16 Mar 2021 17:07:32 -0400
Subject: crypto: ecdsa - Add support for ECDSA signature verification

Add support for parsing the parameters of a NIST P256 or NIST P192 key.
Enable signature verification using these keys. The new module is
enabled with CONFIG_ECDSA:
  Elliptic Curve Digital Signature Algorithm (NIST P192, P256 etc.)
  is A NIST cryptographic standard algorithm. Only signature verification
  is implemented.

Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-crypto@vger.kernel.org
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 crypto/ecdsasignature.asn1 | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 crypto/ecdsasignature.asn1

(limited to 'crypto/ecdsasignature.asn1')

diff --git a/crypto/ecdsasignature.asn1 b/crypto/ecdsasignature.asn1
new file mode 100644
index 000000000000..621ab754fb9f
--- /dev/null
+++ b/crypto/ecdsasignature.asn1
@@ -0,0 +1,4 @@
+ECDSASignature ::= SEQUENCE {
+	r	INTEGER ({ ecdsa_get_signature_r }),
+	s	INTEGER ({ ecdsa_get_signature_s })
+}
-- 
cgit v1.2.3