From bc282425088455198a7a99511c75914477d4ed32 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 23:14:51 +0200
Subject: Merging upstream version 1.9.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dnsdist-cache.hh | 39 +++++++++++++++++++++------------------
 1 file changed, 21 insertions(+), 18 deletions(-)

(limited to 'dnsdist-cache.hh')

diff --git a/dnsdist-cache.hh b/dnsdist-cache.hh
index d8837be..95667bd 100644
--- a/dnsdist-cache.hh
+++ b/dnsdist-cache.hh
@@ -45,15 +45,15 @@ public:
   bool isFull();
   string toString();
   uint64_t getSize();
-  uint64_t getHits() const { return d_hits; }
-  uint64_t getMisses() const { return d_misses; }
-  uint64_t getDeferredLookups() const { return d_deferredLookups; }
-  uint64_t getDeferredInserts() const { return d_deferredInserts; }
-  uint64_t getLookupCollisions() const { return d_lookupCollisions; }
-  uint64_t getInsertCollisions() const { return d_insertCollisions; }
+  uint64_t getHits() const { return d_hits.load(); }
+  uint64_t getMisses() const { return d_misses.load(); }
+  uint64_t getDeferredLookups() const { return d_deferredLookups.load(); }
+  uint64_t getDeferredInserts() const { return d_deferredInserts.load(); }
+  uint64_t getLookupCollisions() const { return d_lookupCollisions.load(); }
+  uint64_t getInsertCollisions() const { return d_insertCollisions.load(); }
   uint64_t getMaxEntries() const { return d_maxEntries; }
-  uint64_t getTTLTooShorts() const { return d_ttlTooShorts; }
-  uint64_t getCleanupCount() const { return d_cleanupCount; }
+  uint64_t getTTLTooShorts() const { return d_ttlTooShorts.load(); }
+  uint64_t getCleanupCount() const { return d_cleanupCount.load(); }
   uint64_t getEntriesCount();
   uint64_t dump(int fd);
 
@@ -75,12 +75,14 @@ public:
     d_keepStaleData = keep;
   }
 
-
   void setECSParsingEnabled(bool enabled)
   {
     d_parseECS = enabled;
   }
 
+  void setMaximumEntrySize(size_t maxSize);
+  size_t getMaximumEntrySize() const { return d_maximumEntrySize; }
+
   uint32_t getKey(const DNSName::string_t& qname, size_t qnameWireLength, const PacketBuffer& packet, bool receivedOverUDP);
 
   static uint32_t getMinTTL(const char* packet, uint16_t length, bool* seenNoDataSOA);
@@ -139,15 +141,16 @@ private:
   pdns::stat_t d_ttlTooShorts{0};
   pdns::stat_t d_cleanupCount{0};
 
-  size_t d_maxEntries;
-  uint32_t d_shardCount;
-  uint32_t d_maxTTL;
-  uint32_t d_tempFailureTTL;
-  uint32_t d_maxNegativeTTL;
-  uint32_t d_minTTL;
-  uint32_t d_staleTTL;
-  bool d_dontAge;
-  bool d_deferrableInsertLock;
+  const size_t d_maxEntries;
+  size_t d_maximumEntrySize{4096};
+  const uint32_t d_shardCount;
+  const uint32_t d_maxTTL;
+  const uint32_t d_tempFailureTTL;
+  const uint32_t d_maxNegativeTTL;
+  const uint32_t d_minTTL;
+  const uint32_t d_staleTTL;
+  const bool d_dontAge;
+  const bool d_deferrableInsertLock;
   bool d_parseECS;
   bool d_keepStaleData{false};
 };
-- 
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