// tiny_static_route_box.h - Static routing table for policy_snapshot bypass (Phase 3 C3)
// Eliminates per-malloc policy_snapshot + learner evaluation overhead
// ENV gate: HAKMEM_TINY_STATIC_ROUTE=0/1 (default 0)

#pragma once

#include "smallobject_policy_v7_box.h"

typedef struct {
    int inited;
    SmallRouteKind route_kind[8];  // C0-C7 static route (determined at init, no learner update)
} TinyStaticRoute;

extern TinyStaticRoute g_tiny_static_route;

// Initialize static route table (called once, at library load time)
// Returns 1 if static routing is enabled and initialized, 0 otherwise
int tiny_static_route_init_once(void);

// Get static route for class_idx, or 0 if not enabled
// (Returns route_kind, or 0 if disabled/uninitialized)
SmallRouteKind tiny_static_route_get_kind(int class_idx);

// Refresh from ENV (for bench_apply_profile() sync)
void tiny_static_route_refresh_from_env(void);

// Check if static routing is enabled (cached ENV value)
int tiny_static_route_enabled(void);