52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
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#ifndef FILTERS_H_
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#define FILTERS_H_
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#include "events.h"
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typedef struct event_filter EventFilter;
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typedef int32_t EventFilterHandle;
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typedef enum {
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EVFILTER_INVALID,
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EVFILTER_ACCEPT,
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// Range
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EVFILTER_CODE_NS,
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EVFILTER_CODE_MAJOR,
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EVFILTER_CODE_MINOR,
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EVFILTER_PAYLOAD,
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// Aggregation
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EVFILTER_CONJUNCTION,
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EVFILTER_DISJUNCTION,
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} EventFilterType;
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typedef enum {
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EVFILTERRES_DISABLED = -1,
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EVFILTERRES_REJECTED = 0,
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EVFILTERRES_ACCEPTED = 1,
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} EventFilterResult;
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struct event_filter {
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EventFilterType type;
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bool enabled;
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bool inverted;
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union {
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struct {
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int64_t min_value;
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int64_t max_value;
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} range_data;
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struct {
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size_t length;
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EventFilterHandle *handles;
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} aggregate_data;
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};
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};
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EventFilterHandle event_filter_register(EventFilter filter);
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EventFilter event_filter_get(EventFilterHandle handle);
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EventFilterResult event_filter_apply(EventFilterHandle handle, EventNode * event);
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void event_filter_set_enabled(EventFilterHandle handle, bool enabled);
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void event_filter_set_inverted(EventFilterHandle handle, bool inverted);
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void event_filter_reset();
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#endif /* end of include guard: FILTERS_H_ */
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