--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/third_party/wrk/src/stats.h	Fri Jan 23 22:38:59 2026 -0800
@@ -0,0 +1,40 @@
+#ifndef STATS_H
+#define STATS_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#define MAX(X, Y) ((X) > (Y) ? (X) : (Y))
+#define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
+
+typedef struct {
+    uint32_t connect;
+    uint32_t read;
+    uint32_t write;
+    uint32_t status;
+    uint32_t timeout;
+} errors;
+
+typedef struct {
+    uint64_t count;
+    uint64_t limit;
+    uint64_t min;
+    uint64_t max;
+    uint64_t data[];
+} stats;
+
+stats *stats_alloc(uint64_t);
+void stats_free(stats *);
+
+int stats_record(stats *, uint64_t);
+void stats_correct(stats *, int64_t);
+
+long double stats_mean(stats *);
+long double stats_stdev(stats *stats, long double);
+long double stats_within_stdev(stats *, long double, long double, uint64_t);
+uint64_t stats_percentile(stats *, long double);
+
+uint64_t stats_popcount(stats *);
+uint64_t stats_value_at(stats *stats, uint64_t, uint64_t *);
+
+#endif /* STATS_H */