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pf: Count holes rather than fragments for reassembly
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Authored by kp on Oct 28 2018, 6:29 AM.

Details

Summary

Avoid traversing the list of fragment entris to check whether the
pf(4) reassembly is complete. Instead count the holes that are
created when inserting a fragment. If there are no holes left, the
fragments are continuous.

Obtained from: OpenBSD

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.