map_direct_externs.h

#ifndef BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_BMV2_MAP_DIRECT_EXTERNS_H_
#define BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_BMV2_MAP_DIRECT_EXTERNS_H_
 
#include <array>
#include <map>
#include <optional>
 
#include "ir/ir.h"
#include "ir/visitor.h"
#include "lib/cstring.h"
 
namespace P4::P4Tools::P4Testgen::Bmv2 {
 
using DirectExternMap = std::map<cstring, const IR::P4Table *>;
 
class MapDirectExterns : public Inspector {
 private:
    static constexpr std::array kTableExternProperties = {"meters", "counters"};
 
    std::map<cstring, const IR::Declaration_Instance *> declaredExterns;
 
    DirectExternMap directExternMap;
 
    std::optional<const IR::Declaration_Instance *> getExternFromTableImplementation(
        const IR::Property *tableImplementation);
 
    bool preorder(const IR::Declaration_Instance *declInstance) override;
    bool preorder(const IR::P4Table *table) override;
 
 public:
    const DirectExternMap &getDirectExternMap();
};
 
}  // namespace P4::P4Tools::P4Testgen::Bmv2
 
#endif /*BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_BMV2_MAP_DIRECT_EXTERNS_H_*/