io: add timestamps to analog/digital interfaces

- used to store time of last update

Signed-off-by: Manuel Traut <manut@mecka.net>

2 files changed, 9 insertions, 4 deletions

diff --git a/interfaces/distrio_common.idl b/interfaces/distrio_common.idl
index 8756732..033811e 100644
--- a/interfaces/distrio_common.idl
+++ b/interfaces/distrio_common.idl
@@ -36,7 +36,7 @@ module Distrio {
  * @brief describes when the error was detected
  *  (it's helpful to sync all boards with ntp)
  */
-	struct Error_timestamp {
+	struct Timestamp {
 		long seconds;
 		long nanoseconds;
 	};
@@ -47,7 +47,7 @@ module Distrio {
 	struct Error {
 		Error_code code;
 		Error_level level;
-		Error_timestamp time;
+		Timestamp time;
 		/** id of the digital/analog IO or the IO device */
 		long module_id;
 		/** a human readable description which can be displayed in GUIs */
diff --git a/interfaces/distrio_io.idl b/interfaces/distrio_io.idl
index 25d69a8..7c483be 100644
--- a/interfaces/distrio_io.idl
+++ b/interfaces/distrio_io.idl
@@ -34,7 +34,9 @@ module Distrio {
 		Distrio::Error get (out long value);
 		/** register a callback that is called if the state of the pin changes */
 		Distrio::Error register_callback (in Device dev, in Digital_trigger trigger);
-		/** the id is given by Controller::Manager during registration */
+		/** stores a timestamp of the last update of the referenced value */
+		attribute Distrio::Timestamp last_update;
+		/** the id is given by Distrio::Manager during registration */
 		attribute long id;
 	};
 
@@ -62,6 +64,9 @@ module Distrio {
 		Distrio::Error get (out long value);
 		/** register a callback that is called if the trigger matches */
 		Distrio::Error register_callback (in Device dev, in Analog_trigger trigger);
+		/** stores a timestamp of the last update of the referenced value */
+		attribute Distrio::Timestamp last_update;
+		/** the id is given by Distrio::Manager during registration */
 		attribute long id;
 	};
 
@@ -100,7 +105,7 @@ module Distrio {
 		/** called by the Digital object if this object is registered as a
 		 *		callback and the trigger hits */
 		Distrio::Error callback_analog (in Analog io_ana);
-		/** ID is given by Controller::Manager during registration */
+		/** ID is given by Distrio::Manager during registration */
 		attribute long id;
 	};