Add user-filtering to the HID report parser, so that the user code can decide which items are to be stored into the HID_ReportInfo_t structure and which should be discarded to save on RAM usage.

2009-09-02 07:16:52 +00:00
parent ecf7c18cf2
commit 205b35d131
9 changed files with 107 additions and 65 deletions
@@ -24,6 +24,10 @@
 *      preallocate the largest allowable buffer, and pass the size of the buffer to the function. This allows for a single
 *      call to the function to retrieve, size check and validate the Configuration Descriptor rather than having the user
 *      application perform these intermediatary steps.
+ *    - The HID report parser now requires a mandatory callback in the user code, to filter only the items the application
+ *      is interested in into the processed HID report item structure to save RAM. See \ref CALLBACK_HIDParser_FilterHIDReportItem().
+ *    - The HID report parser now always parses FEATURE and always ignores constant-data items - the HID_ENABLE_FEATURE_PROCESSING
+ *      and HID_INCLUDE_CONSTANT_DATA_ITEMS compile time tokens now have no effect.
 *
 * \section Sec_Migration090810 Migrating from 090605 to 090810
 *