t.Errorf("xds proxy ecds wasm conversion number of received resource got %v want 1", len(gotResp.Resources))
	}
	gotEcdsConfig := &core.TypedExtensionConfig{}
	if err := gotResp.Resources[0].UnmarshalTo(gotEcdsConfig); err != nil {
		t.Fatalf("wasm config conversion output %v failed to unmarshal", gotResp.Resources[0])
	}
	wasm := &wasm.Wasm{
		Config: &wasmv3.PluginConfig{
			Vm: &wasmv3.PluginConfig_VmConfig{

	ir.CurFunc = savedcurfn
}

// CreateWasmImportWrapper creates a wrapper for imported WASM functions to
// adapt them to the Go calling convention. The body for this function is
// generated in cmd/internal/obj/wasm/wasmobj.go
func CreateWasmImportWrapper(fn *ir.Func) bool {
	if fn.WasmImport == nil {
		return false
	}
	if buildcfg.GOARCH != "wasm" {

	}
}

func fieldsToTypes(fields []obj.WasmField) []byte {
	b := make([]byte, len(fields))
	for i, f := range fields {
		switch f.Type {
		case obj.WasmI32, obj.WasmPtr:
			b[i] = I32
		case obj.WasmI64:
			b[i] = I64
		case obj.WasmF32:
			b[i] = F32
		case obj.WasmF64:
			b[i] = F64
		default:
			panic(fmt.Sprintf("fieldsToTypes: unknown field type: %d", f.Type))
		}
	}
	return b

					t.Errorf("wasm config conversion output index %d got %v want %v", i, ec, c.wantOutput[i])
				}
			}
			if c.wantErr && gotErr == nil {
				t.Error("wasm config conversion fails to raise an error")
			} else if !c.wantErr && gotErr != nil {
				t.Errorf("wasm config conversion got unexpected error: %v", gotErr)
			}
		})
	}
}

	// sha256 scheme prefix
	sha256SchemePrefix = "sha256:"
)

// Cache models a Wasm module cache.
type Cache interface {
	Get(url string, opts GetOptions) (string, error)
	Cleanup()
}

// LocalFileCache for downloaded Wasm modules. Currently it stores the Wasm module as local file.
type LocalFileCache struct {
	// Map from Wasm module checksum to cache entry.
	modules map[moduleKey]*cacheEntry

	// Offset holds the frame-pointer-relative locations for Go's stack-based
	// ABI. This is used by the src/cmd/internal/wasm package to map WASM
	// import parameters to the Go stack in a wrapper function.
	Offset int64
}

type WasmFieldType byte

const (
	WasmI32 WasmFieldType = iota
	WasmI64
	WasmF32
	WasmF64
	WasmPtr
)

type InlMark struct {

			c.isMidWord = false
		}

		// As we save the state of the transformer, it is safe to call
		// checkpoint after any successful write.
		if !(c.isMidWord && wasMid) {
			c.checkpoint()
		}

		if !c.next() {
			break
		}
		if wasMid && c.info.isMid() {
			c.isMidWord = false
		}
	}
	return c.ret()
}

func (t *titleCaser) Span(src []byte, atEOF bool) (n int, err error) {

			},
			initialCachedChecksums: map[string]*checksumEntry{},
			fetchURL:               ts.URL + "/invalid-wasm-header",
			getOptions: GetOptions{
				Checksum:       invalidHTTPDataCheckSum,
				RequestTimeout: time.Second * 10,
			},
			wantCachedModules: map[moduleKey]*cacheEntry{
				{name: ts.URL, checksum: httpDataCheckSum}: {modulePath: httpDataCheckSum + ".wasm"},
			},

	if err != nil {
		return nil, fmt.Errorf("could not extract wasm binary: %v", err)
	}
	return ret, nil
}

// extractOCIStandardImage extracts the Wasm binary from the
// *compat* variant Wasm image with the standard OCI media type: application/vnd.oci.image.layer.v1.tar+gzip.
// https://github.com/solo-io/wasm/blob/master/spec/spec-compat.md#specification

// if `resource` is a wasm config loading a wasm module from the remote site.
// It returns `nil` for both the typed extension config and wasm config if it is not for the remote wasm or has an error.
func tryUnmarshal(resource *anypb.Any) (*core.TypedExtensionConfig, *httpwasm.Wasm, *networkwasm.Wasm, error) {
	ec := &core.TypedExtensionConfig{}
	wasmHTTPFilterConfig := &httpwasm.Wasm{}