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authorStefan Berger <stefanb@linux.ibm.com>2021-03-16 17:07:32 -0400
committerHerbert Xu <herbert@gondor.apana.org.au>2021-03-26 19:41:58 +1100
commitef4af956b9d00ac14d554ace5d9d2f517af2d42b (patch)
treec9c97c12dcf5c8166b1f10a87a317b5c2f360ba9 /crypto/ecdsasignature.asn1
parent6bb62f2b2b65481f232042e2be2de4452e2a7bb1 (diff)
downloadlinux-crypto-ef4af956b9d00ac14d554ace5d9d2f517af2d42b.tar.gz
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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>
Diffstat (limited to 'crypto/ecdsasignature.asn1')
-rw-r--r--crypto/ecdsasignature.asn14
1 files changed, 4 insertions, 0 deletions
diff --git a/crypto/ecdsasignature.asn1 b/crypto/ecdsasignature.asn1
new file mode 100644
index 00000000..621ab754
--- /dev/null
+++ b/crypto/ecdsasignature.asn1
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+ECDSASignature ::= SEQUENCE {
+ r INTEGER ({ ecdsa_get_signature_r }),
+ s INTEGER ({ ecdsa_get_signature_s })
+}