internal static extern int CallIrisRtcChannelApiWithBuffer(IrisRtcChannelPtr channel_ptr, ApiTypeChannel api_type, string @params, byte[] buffer, out CharAssistant result);
internal static extern int CallIrisRtcChannelApi(IrisRtcChannelPtr channel_ptr, ApiTypeChannel api_type, string @params, out CharAssistant result);
internal static extern void UnRegisterIrisRtcChannelEventHandler(IrisRtcChannelPtr channel_ptr, IrisEventHandlerHandle handle, string channel_id);
internal static extern IrisEventHandlerHandle RegisterIrisRtcChannelEventHandler(IrisRtcChannelPtr channel_ptr, string channel_id, IntPtr event_handler);
internal static extern void UnsetIrisRtcChannelEventHandler(IrisRtcChannelPtr channel_ptr, IrisEventHandlerHandle handle);
internal static extern IrisEventHandlerHandle SetIrisRtcChannelEventHandler(IrisRtcChannelPtr channel_ptr, IntPtr event_handler);