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implemented set relationals

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This commit is contained in:
Vern Paxson 2018-07-06 16:22:06 -07:00
parent e416d34f1f
commit 2a8ea87c9f
3 changed files with 140 additions and 33 deletions
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10
src/Val.h
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@ -815,6 +815,16 @@ public:
// sense for sets.
TableVal* Intersect(const TableVal* v) const;
// Returns true if this set contains the same members as the
// given set. Note that comparisons are done using hash keys,
// so errors can arise for compound sets such as sets-of-sets.
// See https://bro-tracker.atlassian.net/browse/BIT-1949.
bool EqualTo(const TableVal* v) const;
// Returns true if this set is a subset (not necessarily proper)
// of the given set.
bool IsSubsetOf(const TableVal* v) const;
// Expands any lists in the index into multiple initializations.
// Returns true if the initializations typecheck, false if not.
int ExpandAndInit(Val* index, Val* new_val);