Module neg_cache 

Negative result cache — skips re-verification of known non-matching files. Negative result cache.

Stores “file X with content_hash H does NOT match query Q” results. Prevents re-verification of unchanged files that previously had no matches.

Structs

NegCache

Thread-safe negative result cache.

NegCacheStats

Hit/miss/eviction counters for a NegCache.

Functions

query_fingerprint

Compute a stable fingerprint for a query pattern using XXH64.