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Include diff complement

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Nico Schottelius 2019-07-10 15:11:19 +02:00
commit 5a093cf0cf
3 changed files with 12 additions and 4 deletions
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p4src/checksum_diff.p4
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@ -198,7 +198,7 @@ control MyIngress(inout headers hdr,
v6sum();
bit<16> diff = meta.v6sum - meta.v4sum;
# hdr.udp.checksum = hdr.udp.checksum + diff;
hdr.udp.checksum = diff;
hdr.udp.checksum = ~diff;
#else
meta.chk_udp_v6 = 1;