get_contract_instance.hpp

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#pragma once
 
#include <cstdint>
 
#include "barretenberg/vm2/common/aztec_types.hpp"
#include "barretenberg/vm2/common/field.hpp"
#include "barretenberg/vm2/common/memory_types.hpp"
#include "barretenberg/vm2/simulation/events/event_emitter.hpp"
#include "barretenberg/vm2/simulation/events/get_contract_instance_event.hpp"
#include "barretenberg/vm2/simulation/gadgets/contract_instance_manager.hpp"
#include "barretenberg/vm2/simulation/gadgets/memory.hpp"
#include "barretenberg/vm2/simulation/interfaces/get_contract_instance.hpp"
#include "barretenberg/vm2/simulation/lib/execution_id_manager.hpp"
 
namespace bb::avm2::simulation {
 
class GetContractInstance : public GetContractInstanceInterface {
  public:
    GetContractInstance(ExecutionIdManagerInterface& execution_id_manager,
                        HighLevelMerkleDBInterface& merkle_db,
                        EventEmitterInterface<GetContractInstanceEvent>& event_emitter,
                        ContractInstanceManagerInterface& instance_manager);
 
    void get_contract_instance(MemoryInterface& memory,
                               const AztecAddress& contract_address,
                               MemoryAddress dst_offset,
                               uint8_t member_enum) override;
 
  private:
    ExecutionIdManagerInterface& execution_id_manager;
    HighLevelMerkleDBInterface& merkle_db;
    EventEmitterInterface<GetContractInstanceEvent>& event_emitter;
    ContractInstanceManagerInterface& instance_manager;
 
    static void write_results(MemoryInterface& memory, MemoryAddress dst_offset, bool exists, const FF& member_value);
    static FF select_instance_member(const ContractInstance& instance, uint8_t member_enum);
};
 
} // namespace bb::avm2::simulation