Fixed compilation error in the AudioInput demos when MICROPHONE_BIASED_TO_HALF_RAIL...

[pub/USBasp.git] / Demos / Host / LowLevel / KeyboardHostWithParser / HIDReport.c

diff --git a/Demos/Host/LowLevel/KeyboardHostWithParser/HIDReport.c b/Demos/Host/LowLevel/KeyboardHostWithParser/HIDReport.c
index 6ac1f5a..5f3edb1 100644 (file)
--- a/Demos/Host/LowLevel/KeyboardHostWithParser/HIDReport.c
+++ b/Demos/Host/LowLevel/KeyboardHostWithParser/HIDReport.c
@@ -1,21 +1,21 @@
 /*\r
              LUFA Library\r
-     Copyright (C) Dean Camera, 2009.\r
+     Copyright (C) Dean Camera, 2010.\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
 \r
-  Permission to use, copy, modify, and distribute this software\r
-  and its documentation for any purpose and without fee is hereby\r
-  granted, provided that the above copyright notice appear in all\r
-  copies and that both that the copyright notice and this\r
-  permission notice and warranty disclaimer appear in supporting\r
-  documentation, and that the name of the author not be used in\r
-  advertising or publicity pertaining to distribution of the\r
+  Permission to use, copy, modify, distribute, and sell this \r
+  software and its documentation for any purpose is hereby granted\r
+  without fee, provided that the above copyright notice appear in \r
+  all copies and that both that the copyright notice and this\r
+  permission notice and warranty disclaimer appear in supporting \r
+  documentation, and that the name of the author not be used in \r
+  advertising or publicity pertaining to distribution of the \r
   software without specific, written prior permission.\r
 \r
   The author disclaim all warranties with regard to this\r
@@ -70,3 +70,20 @@ uint8_t GetHIDReportData(void)
        return ParseSuccessful;\r
 }\r
 \r
+/** Callback for the HID Report Parser. This function is called each time the HID report parser is about to store\r
+ *  an IN, OUT or FEATURE item into the HIDReportInfo structure. To save on RAM, we are able to filter out items\r
+ *  we aren't interested in (preventing us from being able to extract them later on, but saving on the RAM they would\r
+ *  have occupied).\r
+ *\r
+ *  \param[in] CurrentItem  Pointer to the item the HID report parser is currently working with\r
+ *\r
+ *  \return Boolean true if the item should be stored into the HID report structure, false if it should be discarded\r
+ */\r
+bool CALLBACK_HIDParser_FilterHIDReportItem(HID_ReportItem_t* CurrentItem)\r
+{\r
+       /* Check the attributes of the current item - see if we are interested in it or not;\r
+        * only store KEYBOARD usage page items into the Processed HID Report structure to\r
+        * save RAM and ignore the rest\r
+        */\r
+       return (CurrentItem->Attributes.Usage.Page == USAGE_PAGE_KEYBOARD);\r
+}\r