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From a431e3742a1bdac515d0b491e77caeeb44720354 Mon Sep 17 00:00:00 2001
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From: Ingo Franzki <ifranzki@linux.ibm.com>
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Date: Tue, 1 Feb 2022 13:50:18 +0100
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Subject: [PATCH 1/2] EP11: Dilithium: Specify OID of key strength at key
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generation
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Newer EP11 firmware versions require that the OID of the desired
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Dilithium key strength is specified with attribute CKA_IBM_PQC_PARAMS
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at key generation. Older firmware versions ignore this attribute.
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Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
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---
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usr/lib/ep11_stdll/ep11_specific.c | 20 ++++++++++++++++++++
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1 file changed, 20 insertions(+)
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diff --git a/usr/lib/ep11_stdll/ep11_specific.c b/usr/lib/ep11_stdll/ep11_specific.c
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index 75fd46a5..4ca9678a 100644
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--- a/usr/lib/ep11_stdll/ep11_specific.c
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+++ b/usr/lib/ep11_stdll/ep11_specific.c
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@@ -6347,6 +6347,8 @@ static CK_RV ibm_dilithium_generate_keypair(STDLL_TokData_t * tokdata,
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CK_ULONG new_publ_attrs_len = 0, new_priv_attrs_len = 0;
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CK_ATTRIBUTE *new_publ_attrs2 = NULL, *new_priv_attrs2 = NULL;
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CK_ULONG new_publ_attrs2_len = 0, new_priv_attrs2_len = 0;
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+ const CK_BYTE dilithium_oid[] = { 0x06, 0x0b, 0x2b, 0x06, 0x01, 0x04, 0x01,
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+ 0x02, 0x82, 0x0b, 0x01, 0x06, 0x05 };
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UNUSED(h);
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@@ -6371,6 +6373,24 @@ static CK_RV ibm_dilithium_generate_keypair(STDLL_TokData_t * tokdata,
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goto error;
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}
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+ rc = add_to_attribute_array(&new_publ_attrs, &new_publ_attrs_len,
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+ CKA_IBM_PQC_PARAMS, (CK_BYTE *)dilithium_oid,
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+ sizeof(dilithium_oid));
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+ if (rc != CKR_OK) {
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+ TRACE_ERROR("%s add_to_attribute_array failed with rc=0x%lx\n",
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+ __func__, rc);
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+ goto error;
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+ }
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+
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+ rc = add_to_attribute_array(&new_priv_attrs, &new_priv_attrs_len,
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+ CKA_IBM_PQC_PARAMS,(CK_BYTE *)dilithium_oid,
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+ sizeof(dilithium_oid));
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+ if (rc != CKR_OK) {
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+ TRACE_ERROR("%s add_to_attribute_array failed with rc=0x%lx\n",
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+ __func__, rc);
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+ goto error;
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+ }
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+
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rc = check_key_attributes(tokdata, ktype, CKO_PUBLIC_KEY,
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new_publ_attrs, new_publ_attrs_len,
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&new_publ_attrs2, &new_publ_attrs2_len, -1);
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--
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2.16.2.windows.1
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