hash_utils.h

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#ifndef BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_TOFINO_HASH_UTILS_H_
#define BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_TOFINO_HASH_UTILS_H_
 
#include <vector>
 
#include "backends/tofino/bf-utils/dynamic_hash/dynamic_hash.h"
#include "ir/ir.h"
// Need to include this last.
#include "backends/tofino//bf-p4c/mau/hash_function.h"
 
namespace P4::P4Tools::P4Testgen::Tofino {

class HashCompute {
 private:
    static hash_seed_t computeHash(IR::MAU::HashFunction &hashFunction,
                                   const IR::ListExpression *hashList, const IR::Type *hashType,
                                   const std::vector<bool> *symmetricList);
 
 public:
    static const IR::Constant *substituteCustomHash(const IR::Declaration_Instance *polyInstance,
                                                    const IR::ListExpression *hashList,
                                                    const IR::Type *hashType,
                                                    const std::vector<bool> *symmetricList);
    static const IR::Constant *substituteOtherHash(const IR::Expression *hashAlgoExpr,
                                                   const IR::ListExpression *hashList,
                                                   const IR::Type *hashType,
                                                   const std::vector<bool> *symmetricList);
};
 
}  // namespace P4::P4Tools::P4Testgen::Tofino
 
#endif /* BACKENDS_P4TOOLS_MODULES_TESTGEN_TARGETS_TOFINO_HASH_UTILS_H_ */