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Lazy-initalize some of the fields in Frame to reduce the size of all Frames when they're not used

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This commit is contained in:
Tim Wojtulewicz 2020-04-06 15:32:39 -07:00
parent 6f8bbadcf9
commit f5865b6b97
2 changed files with 46 additions and 22 deletions
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8
src/Frame.h
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@ -234,6 +234,8 @@ public:
private:
using OffsetMap = std::unordered_map<std::string, int>;
/**
* Unrefs the value at offset 'n' frame unless it's a weak reference.
*/
@ -244,7 +246,7 @@ private:
/** Serializes an offset_map */
static broker::expected<broker::data>
SerializeOffsetMap(const std::unordered_map<std::string, int>& in);
SerializeOffsetMap(const OffsetMap& in);
/** Serializes an id_list */
static broker::expected<broker::data>
@ -283,7 +285,7 @@ private:
* Maps ID names to offsets. Used if this frame is serialized
* to maintain proper offsets after being sent elsewhere.
*/
std::unordered_map<std::string, int> offset_map;
std::unique_ptr<OffsetMap> offset_map;
/** The function this frame is associated with. */
const BroFunc* function;
@ -296,7 +298,7 @@ private:
IntrusivePtr<trigger::Trigger> trigger;
const CallExpr* call;
std::vector<BroFunc*> functions_with_closure_frame_reference;
std::unique_ptr<std::vector<BroFunc*>> functions_with_closure_frame_reference;
};
/**