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authorPetri Savolainen <petri.savolainen@linaro.org>2018-03-27 16:53:08 +0300
committerMaxim Uvarov <maxim.uvarov@linaro.org>2018-04-10 16:06:38 +0300
commit83fda5a447335b95bdd991187d4efb0a15a5709a (patch)
treec3903b9eb753725ef4225ceb5c071c431de56f67 /include
parent654507c6eeed83dd84210f7e481ded34f5d4cdca (diff)
api: packet: UDP checksum value of zero
UDP checksum value of zero results OK status when checksum is checked. Signed-off-by: Petri Savolainen <petri.savolainen@linaro.org> Reviewed-by: Bill Fischofer <bill.fischofer@linaro.org> Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Diffstat (limited to 'include')
-rw-r--r--include/odp/api/spec/packet.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/odp/api/spec/packet.h b/include/odp/api/spec/packet.h
index e1f2f2218..66665e121 100644
--- a/include/odp/api/spec/packet.h
+++ b/include/odp/api/spec/packet.h
@@ -1711,6 +1711,9 @@ odp_packet_chksum_status_t odp_packet_l3_chksum_status(odp_packet_t pkt);
* attempt. It depends on packet input (or IPSEC) configuration, packet content
* and implementation capabilities if checksum check is attempted for a packet.
*
+ * When a UDP packet does not have a checksum (e.g. checksum field of a UDP/IPv4
+ * packet is zero), checksum check result is ODP_PACKET_CHKSUM_OK.
+ *
* @param pkt Packet handle
*
* @return L4 checksum check status