Applications can access the computed hash (if any) through these functions, and query the length the platform supports to store.
Signed-off-by: Zoltan Kiss <[email protected]> --- include/odp/api/packet.h | 16 ++++++++++++++++ include/odp/api/packet_io.h | 14 ++++++++++++++ 2 files changed, 30 insertions(+) diff --git a/include/odp/api/packet.h b/include/odp/api/packet.h index 3a454b5..66fa2a9 100644 --- a/include/odp/api/packet.h +++ b/include/odp/api/packet.h @@ -615,6 +615,22 @@ int odp_packet_l4_offset_set(odp_packet_t pkt, uint32_t offset); int odp_packet_is_segmented(odp_packet_t pkt); /** + * Hash pointer + * + * Returns pointer to the hash of the packet. Optionally returns the length of + * the hash as well. + * + * @param pkt Packet handle + * @param[out] len Length of hash area (output). + * Ignored when NULL. + * + * @return Hash pointer + * + * @see odp_pktio_hash_len() + */ +void *odp_packet_hash_ptr(odp_packet_t pkt, uint32_t *len); + +/** * Number of segments * * Returns number of segments in the packet. A packet has always at least one diff --git a/include/odp/api/packet_io.h b/include/odp/api/packet_io.h index e00d011..a065567 100644 --- a/include/odp/api/packet_io.h +++ b/include/odp/api/packet_io.h @@ -321,6 +321,20 @@ int odp_pktio_skip_set(odp_pktio_t pktio, uint32_t offset); int odp_pktio_headroom_set(odp_pktio_t pktio, uint32_t headroom); /** + * Hash length + * + * Returns length of hash space for this packet IO. + * + * @param pkt Packet handle + * Ignored when NULL. + * + * @return Hash length + * + * @see odp_packet_hash_ptr() + */ +uint32_t odp_pktio_hash_len(odp_pktio_t pktio); + +/** * Get printable value for an odp_pktio_t * * @param pktio odp_pktio_t handle to be printed -- 1.9.1 _______________________________________________ lng-odp mailing list [email protected] https://lists.linaro.org/mailman/listinfo/lng-odp
