#include <rte_crypto_sym.h>
#include <rte_bus_pci.h>
#include <rte_byteorder.h>
+#ifdef RTE_LIBRTE_SECURITY
+#include <rte_net_crc.h>
+#endif
#include "qat_sym.h"
last_block = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_src,
uint8_t *, last_block_offset);
- if (unlikely(sym_op->m_dst != NULL))
+ if (unlikely((sym_op->m_dst != NULL)
+ && (sym_op->m_dst != sym_op->m_src)))
/* out-of-place operation (OOP) */
dst = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_dst,
uint8_t *, last_block_offset);
return sym_op->cipher.data.length - last_block_len;
}
+#ifdef RTE_LIBRTE_SECURITY
+static inline void
+qat_crc_generate(struct qat_sym_session *ctx,
+ struct rte_crypto_op *op)
+{
+ struct rte_crypto_sym_op *sym_op = op->sym;
+ uint32_t *crc, crc_data_len;
+ uint8_t *crc_data;
+
+ if (ctx->qat_dir == ICP_QAT_HW_CIPHER_ENCRYPT &&
+ sym_op->auth.data.length != 0) {
+
+ crc_data_len = sym_op->auth.data.length;
+ crc_data = rte_pktmbuf_mtod_offset(sym_op->m_src, uint8_t *,
+ sym_op->auth.data.offset);
+ crc = (uint32_t *)(crc_data + crc_data_len);
+
+ *crc = rte_net_crc_calc(crc_data, crc_data_len,
+ RTE_NET_CRC32_ETH);
+ }
+}
+#endif
+
static inline void
set_cipher_iv(uint16_t iv_length, uint16_t iv_offset,
struct icp_qat_fw_la_cipher_req_params *cipher_param,
void *op_cookie, enum qat_device_gen qat_dev_gen)
{
int ret = 0;
- struct qat_sym_session *ctx;
+ struct qat_sym_session *ctx = NULL;
struct icp_qat_fw_la_cipher_req_params *cipher_param;
struct icp_qat_fw_la_auth_req_params *auth_param;
register struct icp_qat_fw_la_bulk_req *qat_req;
uint64_t auth_data_end = 0;
uint8_t do_sgl = 0;
uint8_t in_place = 1;
+ uint8_t is_docsis_sec = 0;
int alignment_adjustment = 0;
struct rte_crypto_op *op = (struct rte_crypto_op *)in_op;
struct qat_sym_op_cookie *cookie =
QAT_DP_LOG(ERR, "QAT PMD only supports session oriented"
" requests, op (%p) is sessionless.", op);
return -EINVAL;
+ } else if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
+ ctx = (struct qat_sym_session *)get_sym_session_private_data(
+ op->sym->session, qat_sym_driver_id);
+#ifdef RTE_LIBRTE_SECURITY
+ } else {
+ ctx = (struct qat_sym_session *)get_sec_session_private_data(
+ op->sym->sec_session);
+ if (ctx && ctx->bpi_ctx == NULL) {
+ QAT_DP_LOG(ERR, "QAT PMD only supports security"
+ " operation requests for DOCSIS, op"
+ " (%p) is not for DOCSIS.", op);
+ return -EINVAL;
+ }
+ is_docsis_sec = 1;
+#endif
}
- ctx = (struct qat_sym_session *)get_sym_session_private_data(
- op->sym->session, cryptodev_qat_driver_id);
-
if (unlikely(ctx == NULL)) {
QAT_DP_LOG(ERR, "Session was not created for this device");
return -EINVAL;
cipher_ofs = op->sym->cipher.data.offset >> 3;
} else if (ctx->bpi_ctx) {
- /* DOCSIS - only send complete blocks to device
+ /* DOCSIS processing */
+#ifdef RTE_LIBRTE_SECURITY
+ if (is_docsis_sec) {
+ /* Check for OOP or multi-segment buffers */
+ if (unlikely(((op->sym->m_dst != NULL) &&
+ (op->sym->m_dst !=
+ op->sym->m_src)) ||
+ op->sym->m_src->nb_segs > 1)) {
+ QAT_DP_LOG(ERR,
+ "OOP and/or multi-segment "
+ "buffers are not supported for "
+ "DOCSIS security");
+ op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ return -EINVAL;
+ }
+
+ /* Calculate CRC */
+ qat_crc_generate(ctx, op);
+ }
+#else
+ RTE_SET_USED(is_docsis_sec);
+#endif
+
+ /* Only send complete blocks to device.
* Process any partial block using CFB mode.
* Even if 0 complete blocks, still send this to device
* to get into rx queue for post-process and dequeuing
min_ofs = op->sym->aead.data.offset;
}
- if (op->sym->m_src->next || (op->sym->m_dst && op->sym->m_dst->next))
+ if (op->sym->m_src->nb_segs > 1 ||
+ (op->sym->m_dst && op->sym->m_dst->nb_segs > 1))
do_sgl = 1;
/* adjust for chain case */
if (unlikely(min_ofs >= rte_pktmbuf_data_len(op->sym->m_src) && do_sgl))
min_ofs = 0;
- if (unlikely(op->sym->m_dst != NULL)) {
+ if (unlikely((op->sym->m_dst != NULL) &&
+ (op->sym->m_dst != op->sym->m_src))) {
/* Out-of-place operation (OOP)
* Don't align DMA start. DMA the minimum data-set
* so as not to overwrite data in dest buffer
return ret;
}
- if (likely(op->sym->m_dst == NULL))
+ if (in_place)
qat_req->comn_mid.dest_data_addr =
qat_req->comn_mid.src_data_addr =
cookie->qat_sgl_src_phys_addr;