d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

crypto/qat: fix digest in buffer

Browse Source 
This patch fixes the missed digest in buffer support to
QAT symmetric raw API. Originally digest in buffer is
supported only for wireless algorithms

Fixes: 728c76b0e50f ("crypto/qat: support raw datapath API")
Cc: stable@dpdk.org

Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
This commit is contained in:
Fan Zhang 2021-01-20 17:33:51 +00:00 committed by Akhil Goyal
parent f400e0b82b
commit 7a13a3939d
1 changed files with 48 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

97
drivers/crypto/qat/qat_sym_hw_dp.c
View File

@ -558,55 +558,6 @@ enqueue_one_chain_job(struct qat_sym_session *ctx,
case ICP_QAT_HW_AUTH_ALGO_KASUMI_F9:
case ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3:
auth_param->u1.aad_adr = auth_iv->iova;
if (unlikely(n_data_vecs > 1)) {
int auth_end_get = 0, i = n_data_vecs - 1;
struct rte_crypto_vec *cvec = &data[0];
uint32_t len;
len = data_len - ofs.ofs.auth.tail;
while (i >= 0 && len > 0) {
if (cvec->len >= len) {
auth_iova_end = cvec->iova +
(cvec->len - len);
len = 0;
auth_end_get = 1;
break;
}
len -= cvec->len;
i--;
cvec++;
}
if (unlikely(auth_end_get == 0))
return -1;
} else
auth_iova_end = data[0].iova + auth_param->auth_off +
auth_param->auth_len;
/* Then check if digest-encrypted conditions are met */
if ((auth_param->auth_off + auth_param->auth_len <
cipher_param->cipher_offset +
cipher_param->cipher_length) &&
(digest->iova == auth_iova_end)) {
/* Handle partial digest encryption */
if (cipher_param->cipher_offset +
cipher_param->cipher_length <
auth_param->auth_off +
auth_param->auth_len +
ctx->digest_length)
req->comn_mid.dst_length =
req->comn_mid.src_length =
auth_param->auth_off +
auth_param->auth_len +
ctx->digest_length;
struct icp_qat_fw_comn_req_hdr *header =
&req->comn_hdr;
ICP_QAT_FW_LA_DIGEST_IN_BUFFER_SET(
header->serv_specif_flags,
ICP_QAT_FW_LA_DIGEST_IN_BUFFER);
}
break;
case ICP_QAT_HW_AUTH_ALGO_GALOIS_128:
case ICP_QAT_HW_AUTH_ALGO_GALOIS_64:
@ -615,6 +566,54 @@ enqueue_one_chain_job(struct qat_sym_session *ctx,
break;
}
if (unlikely(n_data_vecs > 1)) {
int auth_end_get = 0, i = n_data_vecs - 1;
struct rte_crypto_vec *cvec = &data[0];
uint32_t len;
len = data_len - ofs.ofs.auth.tail;
while (i >= 0 && len > 0) {
if (cvec->len >= len) {
auth_iova_end = cvec->iova + len;
len = 0;
auth_end_get = 1;
break;
}
len -= cvec->len;
i--;
cvec++;
}
if (unlikely(auth_end_get == 0))
return -1;
} else
auth_iova_end = data[0].iova + auth_param->auth_off +
auth_param->auth_len;
/* Then check if digest-encrypted conditions are met */
if ((auth_param->auth_off + auth_param->auth_len <
cipher_param->cipher_offset +
cipher_param->cipher_length) &&
(digest->iova == auth_iova_end)) {
/* Handle partial digest encryption */
if (cipher_param->cipher_offset +
cipher_param->cipher_length <
auth_param->auth_off +
auth_param->auth_len +
ctx->digest_length)
req->comn_mid.dst_length =
req->comn_mid.src_length =
auth_param->auth_off +
auth_param->auth_len +
ctx->digest_length;
struct icp_qat_fw_comn_req_hdr *header =
&req->comn_hdr;
ICP_QAT_FW_LA_DIGEST_IN_BUFFER_SET(
header->serv_specif_flags,
ICP_QAT_FW_LA_DIGEST_IN_BUFFER);
}
return 0;
}