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Commit Graph

3 Commits

Author SHA1 Message Date
Ondrej Zajicek (work)
e55696a4f8 Lib: Indirect bitmap for MPLS label allocator 2023-10-04 13:01:21 +02:00
Ondrej Zajicek (work)
5ea39eaa96 Nest: Use bitmaps to keep track of exported routes
Use a hierarchical bitmap in a routing table to assign ids to routes, and
then use bitmaps (indexed by route id) in channels to keep track whether
routes were exported. This avoids unreliable and inefficient re-evaluation
of filters for old routes in order to determine whether they were exported.
2019-11-26 18:39:25 +01:00
Ondrej Zajicek (work)
af02b83b88 Lib: Basic and hierarchical bitmaps
Basic bitmap is obvious. Hierarchical bitmap is structure of several
bitmaps, where higher levels are conjunctions of intervals on level
below, allowing for efficient lookup of first unset bit.
2019-11-26 18:39:02 +01:00