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authorYuan, Shuai <shuai.yuan@intel.com>2023-05-09 21:22:16 -0400
committerTomas Mraz <tomas@openssl.org>2023-05-15 12:04:55 +0200
commit43d5dac9d00ac486823d949f85ee3ad650b62af8 (patch)
tree60226702b15f9b248f40710da8c89727fa1dd108
parent2b5a546ce1960883febc51f5d2a71a8b7c1b3ab9 (diff)
downloadopenssl-new-43d5dac9d00ac486823d949f85ee3ad650b62af8.tar.gz
Fixed EVP_PKEY_CTX_set_ec_paramgen_curve_nid() for SM2 in ENGINEs
The CTRL translation is missing for SM2 key types. Fixes #20899 Signed-off-by: Yuan, Shuai <shuai.yuan@intel.com> Reviewed-by: Shane Lontis <shane.lontis@oracle.com> Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/20900)
-rw-r--r--crypto/evp/ctrl_params_translate.c40
-rw-r--r--crypto/evp/ec_ctrl.c4
2 files changed, 43 insertions, 1 deletions
diff --git a/crypto/evp/ctrl_params_translate.c b/crypto/evp/ctrl_params_translate.c
index 5ec3b88993..480d48429b 100644
--- a/crypto/evp/ctrl_params_translate.c
+++ b/crypto/evp/ctrl_params_translate.c
@@ -2210,6 +2210,46 @@ static const struct translation_st evp_pkey_ctx_translations[] = {
OSSL_EXCHANGE_PARAM_KDF_UKM, OSSL_PARAM_OCTET_PTR, NULL },
/*-
+ * SM2
+ * ==
+ */
+ { SET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN,
+ EVP_PKEY_CTRL_EC_PARAM_ENC, "ec_param_enc", NULL,
+ OSSL_PKEY_PARAM_EC_ENCODING, OSSL_PARAM_UTF8_STRING, fix_ec_param_enc },
+ { SET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN,
+ EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID, "ec_paramgen_curve", NULL,
+ OSSL_PKEY_PARAM_GROUP_NAME, OSSL_PARAM_UTF8_STRING,
+ fix_ec_paramgen_curve_nid },
+ /*
+ * EVP_PKEY_CTRL_EC_ECDH_COFACTOR and EVP_PKEY_CTRL_EC_KDF_TYPE are used
+ * both for setting and getting. The fixup function has to handle this...
+ */
+ { NONE, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_EC_ECDH_COFACTOR, "ecdh_cofactor_mode", NULL,
+ OSSL_EXCHANGE_PARAM_EC_ECDH_COFACTOR_MODE, OSSL_PARAM_INTEGER,
+ fix_ecdh_cofactor },
+ { NONE, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_EC_KDF_TYPE, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_TYPE, OSSL_PARAM_UTF8_STRING, fix_ec_kdf_type },
+ { SET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_EC_KDF_MD, "ecdh_kdf_md", NULL,
+ OSSL_EXCHANGE_PARAM_KDF_DIGEST, OSSL_PARAM_UTF8_STRING, fix_md },
+ { GET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_GET_EC_KDF_MD, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_DIGEST, OSSL_PARAM_UTF8_STRING, fix_md },
+ { SET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_EC_KDF_OUTLEN, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_OUTLEN, OSSL_PARAM_UNSIGNED_INTEGER, NULL },
+ { GET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_OUTLEN, OSSL_PARAM_UNSIGNED_INTEGER, NULL },
+ { SET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_EC_KDF_UKM, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_UKM, OSSL_PARAM_OCTET_STRING, NULL },
+ { GET, EVP_PKEY_SM2, 0, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_GET_EC_KDF_UKM, NULL, NULL,
+ OSSL_EXCHANGE_PARAM_KDF_UKM, OSSL_PARAM_OCTET_PTR, NULL },
+ /*-
* RSA
* ===
*/
diff --git a/crypto/evp/ec_ctrl.c b/crypto/evp/ec_ctrl.c
index 404358ab97..ae4955287c 100644
--- a/crypto/evp/ec_ctrl.c
+++ b/crypto/evp/ec_ctrl.c
@@ -283,7 +283,9 @@ int EVP_PKEY_CTX_get0_ecdh_kdf_ukm(EVP_PKEY_CTX *ctx, unsigned char **pukm)
*/
int EVP_PKEY_CTX_set_ec_paramgen_curve_nid(EVP_PKEY_CTX *ctx, int nid)
{
- return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, EVP_PKEY_OP_TYPE_GEN,
+ int keytype = nid == EVP_PKEY_SM2 ? EVP_PKEY_SM2 : EVP_PKEY_EC;
+
+ return EVP_PKEY_CTX_ctrl(ctx, keytype, EVP_PKEY_OP_TYPE_GEN,
EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID,
nid, NULL);
}