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authorDr. Stephen Henson <steve@openssl.org>2013-08-05 15:40:50 +0100
committerDr. Stephen Henson <steve@openssl.org>2013-10-01 14:01:18 +0100
commite1e6c4dae7c84e5a77c66e5cd8cd894aed5820bf (patch)
tree535b3a4da078ceb40ccc884f5a5e793bfff6d65b /crypto/ec
parent1747fd1cc66f2e7a38dfc623d0e6bea7b1707c24 (diff)
Algorithm parameter support.
Check and set AlgorithmIdenfier parameters for key wrap algorithms. Currently these just set parameters to NULL. (cherry picked from commit e61f5d55bc0072e75023be8971ae6e849643f466)
Diffstat (limited to 'crypto/ec')
-rw-r--r--crypto/ec/ec_ameth.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/crypto/ec/ec_ameth.c b/crypto/ec/ec_ameth.c
index ff0870d7bb..d757fd61ef 100644
--- a/crypto/ec/ec_ameth.c
+++ b/crypto/ec/ec_ameth.c
@@ -857,6 +857,8 @@ static int ecdh_cms_set_shared_info(EVP_PKEY_CTX *pctx, CMS_RecipientInfo *ri)
goto err;
if (!EVP_EncryptInit_ex(kekctx, kekcipher, NULL, NULL, NULL))
goto err;
+ if (EVP_CIPHER_asn1_to_param(kekctx, kekalg->parameter) <= 0)
+ goto err;
keylen = EVP_CIPHER_CTX_key_length(kekctx);
if (EVP_PKEY_CTX_set_ecdh_kdf_outlen(pctx, keylen) <= 0)
@@ -1003,7 +1005,17 @@ static int ecdh_cms_encrypt(CMS_RecipientInfo *ri)
wrap_alg = X509_ALGOR_new();
if (!wrap_alg)
goto err;
- X509_ALGOR_set0(wrap_alg, OBJ_nid2obj(wrap_nid), V_ASN1_UNDEF, NULL);
+ wrap_alg->algorithm = OBJ_nid2obj(wrap_nid);
+ wrap_alg->parameter = ASN1_TYPE_new();
+ if (!wrap_alg->parameter)
+ goto err;
+ if (EVP_CIPHER_param_to_asn1(ctx, wrap_alg->parameter) <= 0)
+ goto err;
+ if (ASN1_TYPE_get(wrap_alg->parameter) == NID_undef)
+ {
+ ASN1_TYPE_free(wrap_alg->parameter);
+ wrap_alg->parameter = NULL;
+ }
if (EVP_PKEY_CTX_set_ecdh_kdf_outlen(pctx, keylen) <= 0)
goto err;