Function windowsHostCall

internal/pluginhost/loader_windows.go:330–370

(hostCtx uintptr, methodPtr uintptr, requestPtr uintptr, requestLen uintptr, responsePtr uintptr)

}

func windowsHostCall(hostCtx uintptr, methodPtr uintptr, requestPtr uintptr, requestLen uintptr, responsePtr uintptr) uintptr {
	if responsePtr != 0 {
		response := (*windowsBuffer)(unsafe.Pointer(responsePtr))
		response.ptr = 0
		response.len = 0
	}
	if hostCtx == 0 || methodPtr == 0 {
		return 1
	}
	id := *(*uintptr)(unsafe.Pointer(hostCtx))
	rawHost, okHost := windowsHostCallbackEntries.Load(id)
	if !okHost {
		return 1
	}
	entry, okHost := rawHost.(dynamicHostCallbackEntry)
	if !okHost || entry.host == nil {
		return 1
	}
	var request []byte
	if requestPtr != 0 && requestLen > 0 {
		request = unsafe.Slice((*byte)(unsafe.Pointer(requestPtr)), requestLen)
		request = append([]byte(nil), request...)
	}
	ctx := withHostCallbackPluginID(context.Background(), entry.pluginID)
	resp, errCall := entry.host.callFromPlugin(ctx, windowsString(methodPtr), request)
	if errCall != nil {
		resp = marshalRPCError("host_call_failed", errCall.Error())
	}
	if len(resp) == 0 || responsePtr == 0 {
		return 0
	}
	mem, errAlloc := windows.LocalAlloc(windows.LMEM_FIXED, uint32(len(resp)))
	if errAlloc != nil || mem == 0 {
		return 1
	}
	copy(unsafe.Slice((*byte)(unsafe.Pointer(mem)), len(resp)), resp)
	response := (*windowsBuffer)(unsafe.Pointer(responsePtr))
	response.ptr = mem
	response.len = uintptr(len(resp))
	return 0
}

func windowsHostFree(ptr uintptr, len uintptr) uintptr {
	if ptr != 0 {