GLOBAL
    base_opcode 200
    encoder_headers "fooUtils.h" "fooBase.h"

fooIsBuffer
    dir stuff in
    len stuff (4 * sizeof(float))
    param_check stuff if (n == NULL) { LOG(ERROR) << "NULL stuff"; return; }

fooUnsupported
    dir params in
    flag unsupported

fooDoEncoderFlush
    flag flushOnEncode

fooSetComplexStruct
    dir obj in
    len obj fooStructEncodingSize(obj)
    custom_pack obj fooStructPack(ptr, obj)
    custom_unpack obj FooStruct unpacked; inptr_obj_unpacked = (void*)(&unpacked); fooStructUnpack((unsigned char*)(inptr_obj.get()), size_obj, inptr_obj_unpacked)

fooGetComplexStruct
    dir obj out
    len obj fooStructEncodingSize(obj)
    custom_host_pack_tmp_alloc obj FooStruct tmp; forPacking_obj = (void*)tmp
    custom_host_pack obj fooStructPack((unsigned char*)outptr_obj.get(), (FooStruct*)forPacking_obj)
    custom_guest_unpack obj std::vector<unsigned char> forUnpacking_obj(__size_obj); stream->readback(&forUnpacking_obj[0], __size_obj); fooStructUnpack(&forUnpacking_obj[0], obj)

fooInout
    dir count inout
    len count sizeof(uint32_t)