/// <summary>
/// 独立信令 用户自定义控制指令接口
/// 该接口用于在频道中透传一些自定义指令，协助频道管理
/// </summary>
/// <param name="param">控制通知的传入参数，接收方to_填空为群发，只支持在线通知</param>
/// <param name="cb">结果回调见NimSignalingDef.cs</param>
public static void Control(NIMSignalingControlParam param, NimSignalingOptControlHandler cb)
{
int nSizeOfParam = Marshal.SizeOf(param);
IntPtr param_ptr = Marshal.AllocHGlobal(nSizeOfParam);
try
{
Marshal.StructureToPtr(param, param_ptr, false);
var user_ptr = NimUtility.DelegateConverter.ConvertToIntPtr(cb);
SignalingNativeMethods.nim_signaling_control(param_ptr, NimSignalingControlCb, user_ptr);
}
catch (Exception ex)
{
}
finally
{
Marshal.FreeHGlobal(param_ptr);
}
}
/// <summary>
/// 独立信令 用户自定义控制指令接口
/// 该接口用于在频道中透传一些自定义指令，协助频道管理
/// </summary>
/// <param name="param">控制通知的传入参数，接收方to_填空为群发，只支持在线通知</param>
/// <param name="cb">结果回调见NimSignalingDef.cs</param>
public static void Control(NIMSignalingControlParam param, NimSignalingOptControlHandler cb)
{
NIMSignalingControlParam_C param_c = SignalHelper.GetNativeNIMSignalingControlParam(param);
int nSizeOfParam = Marshal.SizeOf(param_c);
IntPtr param_ptr = Marshal.AllocHGlobal(nSizeOfParam);
try
{
Marshal.StructureToPtr(param_c, param_ptr, false);
var user_ptr = NimUtility.DelegateConverter.ConvertToIntPtr(cb);
SignalingNativeMethods.nim_signaling_control(param_ptr, NimSignalingControlCb, user_ptr);
}
catch (Exception)
{
cb?.Invoke(NIMSignalingControlResCode.kAbnormal);
}
finally
{
Marshal.FreeHGlobal(param_ptr);
}
}