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Subject[PATCH] pkcs7: support EC-RDSA/streebog in SignerInfo
Allow using EC-RDSA/streebog in pkcs7 certificates in a similar way
to how it's done in the x509 parser.

This is needed e.g. for loading kernel modules signed with EC-RDSA.

Signed-off-by: Elvira Khabirova <e.khabirova@omp.ru>
---
crypto/asymmetric_keys/pkcs7_parser.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c
index 967329e0a07b..39c260a04167 100644
--- a/crypto/asymmetric_keys/pkcs7_parser.c
+++ b/crypto/asymmetric_keys/pkcs7_parser.c
@@ -248,6 +248,12 @@ int pkcs7_sig_note_digest_algo(void *context, size_t hdrlen,
case OID_sha224:
ctx->sinfo->sig->hash_algo = "sha224";
break;
+ case OID_gost2012Digest256:
+ ctx->sinfo->sig->hash_algo = "streebog256";
+ break;
+ case OID_gost2012Digest512:
+ ctx->sinfo->sig->hash_algo = "streebog512";
+ break;
default:
printk("Unsupported digest algo: %u\n", ctx->last_oid);
return -ENOPKG;
@@ -269,6 +275,11 @@ int pkcs7_sig_note_pkey_algo(void *context, size_t hdrlen,
ctx->sinfo->sig->pkey_algo = "rsa";
ctx->sinfo->sig->encoding = "pkcs1";
break;
+ case OID_gost2012PKey256:
+ case OID_gost2012PKey512:
+ ctx->sinfo->sig->pkey_algo = "ecrdsa";
+ ctx->sinfo->sig->encoding = "raw";
+ break;
default:
printk("Unsupported pkey algo: %u\n", ctx->last_oid);
return -ENOPKG;
--
2.25.1
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