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Add new attributes to the HID Report Parser and HID Host Mode Class driver to keep track of the largest report the device can send for buffer allocation purposes. Change MouseHostWithParser and KeyboardHostWithParser demos to only allocate the needed number of bytes.

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This commit is contained in:
Dean Camera 2009-09-21 12:23:09 +00:00
parent 3ffa7543a0
commit 242303c160
9 changed files with 41 additions and 25 deletions
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5
LUFA/Drivers/USB/Class/Host/HIDParser.h
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@ -225,8 +225,9 @@
HID_CollectionPath_t CollectionPaths[HID_MAX_COLLECTIONS]; /**< All collection items, referenced
* by the report items.
*/
uint8_t TotalDeviceReports; /** Number of reports within the HID interface */
HID_ReportSizeInfo_t ReportIDSizes[HID_MAX_REPORT_IDS]; /** Report sizes for each report in the interface */
uint8_t TotalDeviceReports; /**< Number of reports within the HID interface */
HID_ReportSizeInfo_t ReportIDSizes[HID_MAX_REPORT_IDS]; /**< Report sizes for each report in the interface */
uint16_t LargestReportSizeBits; /**< Largest report that the attached device will generate, in bits */
bool UsingReportIDs; /**< Indicates if the device has at least one REPORT ID
* element in its HID report descriptor.
*/