From: Dmitry Eremin-Solenikov <dmitry.ereminsoleni...@linaro.org> To speed up fast path of crypto packet operations, set error flag depending on the crypto result operation. This allows applications to fast-forward packets w/o errors and inspect crypto result only for erroneous packets.
Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsoleni...@linaro.org> --- /** Email created from pull request 294 (lumag:crypto-err-flag) ** https://github.com/Linaro/odp/pull/294 ** Patch: https://github.com/Linaro/odp/pull/294.patch ** Base sha: a908a4dead95321e84d6a8a23de060051dcd8969 ** Merge commit sha: 5a1039aa1f26df3ca3cbb44a047116fe285b5dbc **/ platform/linux-generic/include/odp_packet_internal.h | 1 + platform/linux-generic/odp_crypto.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/platform/linux-generic/include/odp_packet_internal.h b/platform/linux-generic/include/odp_packet_internal.h index fc10d61c8..6473a1aae 100644 --- a/platform/linux-generic/include/odp_packet_internal.h +++ b/platform/linux-generic/include/odp_packet_internal.h @@ -55,6 +55,7 @@ typedef union { uint32_t tcp_err:1; /**< TCP error, checks TBD */ uint32_t udp_err:1; /**< UDP error, checks TBD */ uint32_t l4_chksum:1; /**< L4 checksum error */ + uint32_t crypto_err:1; /**< Crypto packet operation error */ }; } error_flags_t; diff --git a/platform/linux-generic/odp_crypto.c b/platform/linux-generic/odp_crypto.c index 79be510d4..ea49e9807 100644 --- a/platform/linux-generic/odp_crypto.c +++ b/platform/linux-generic/odp_crypto.c @@ -1161,6 +1161,7 @@ int odp_crypto_int(odp_packet_t pkt_in, odp_bool_t allocated = false; odp_packet_t out_pkt = *pkt_out; odp_crypto_packet_result_t *op_result; + odp_packet_hdr_t *pkt_hdr; session = (odp_crypto_generic_session_t *)(intptr_t)param->session; @@ -1214,6 +1215,9 @@ int odp_crypto_int(odp_packet_t pkt_in, (rc_cipher == ODP_CRYPTO_ALG_ERR_NONE) && (rc_auth == ODP_CRYPTO_ALG_ERR_NONE); + pkt_hdr = odp_packet_hdr(out_pkt); + pkt_hdr->p.error_flags.crypto_err = !op_result->ok; + /* Synchronous, simply return results */ *pkt_out = out_pkt;
