Method buildStateEncodeFunc

gapil/compiler/plugins/encoder/encoder.go:197–236

buildStateEncodeFunc builds the encode() method for each API state object. encode() will call gapil_encode_type() with the state type before encoding the proto message with gapil_encode_object.

()

// encode() will call gapil_encode_type() with the state type before encoding
// the proto message with gapil_encode_object.
func (e *encoder) buildStateEncodeFunc() {
	for _, api := range e.APIs {
		mgState := &mangling.Class{
			Parent: e.Root,
			Name:   cases.Title(api.Name()) + "State",
		}

		stateTy := e.T.Globals.Field(api.Name()).Type
		statePtr := e.T.Pointer(stateTy)

		mgEncode := e.mgEncode(mgState)
		e.C.Build(e.M.Function(
			e.T.VoidPtr,
			e.Mangler(mgEncode),
			statePtr, e.T.CtxPtr, e.T.Bool), func(s *compiler.S) {

			this, isGroup := s.Parameter(0), s.Parameter(2)

			e.debug(s, "encoding "+api.Name()+" state: this: %p, ctx: %p", this, s.Ctx)

			typeID := s.Call(e.entities.state[api].encodeType, s.Ctx)

			buf, delBuf := e.newBuf(s)

			for i, g := range encodeableGlobals(api) {
				e.debug(s, "encoding "+api.Name()+" global '"+g.Name()+"'")
				ptr := this.Index(0, g.Name())
				e.encodeField(s, ptr, buf, serialization.StateStart+serialization.ProtoFieldID(i), g.Type)
			}

			bufOffset := buf.Index(0, compiler.BufSize).Load()
			bufData := buf.Index(0, compiler.BufData).Load()
			out := s.Call(e.callbacks.encodeObject, s.Ctx, isGroup.Cast(e.T.Uint8), typeID, bufOffset, bufData)

			delBuf()

			s.Return(out)
		})
	}
}

// buildCommandEncodeFuncs builds the encode() method for the each API command
// and the API command call (if they don't return void).