Add new error condition to the HID Report Parser for when a report is parsed but no unfiltered items are encountered (i.e. nothing of interest in the device report). Make all host HID "WithParser" demos print the new error condition.

pull/1469/head
Dean Camera 15 years ago
parent 576f40f5ae
commit 849b9535e7

@ -56,11 +56,13 @@
#define VIRTUAL_MEMORY_BYTES ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
* storage media (Dataflash) using a different native block size.
* storage media (Dataflash) using a different native block size. Do not change this value.
*/
#define VIRTUAL_MEMORY_BLOCK_SIZE 512
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. */
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. Do not
* change this value; change VIRTUAL_MEMORY_BYTES instead to alter the media size.
*/
#define VIRTUAL_MEMORY_BLOCKS (VIRTUAL_MEMORY_BYTES / VIRTUAL_MEMORY_BLOCK_SIZE)
/* Function Prototypes: */

@ -56,11 +56,13 @@
#define VIRTUAL_MEMORY_BYTES ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
* storage media (Dataflash) using a different native block size.
* storage media (Dataflash) using a different native block size. Do not change this value.
*/
#define VIRTUAL_MEMORY_BLOCK_SIZE 512
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. */
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. Do not
* change this value; change VIRTUAL_MEMORY_BYTES instead to alter the media size.
*/
#define VIRTUAL_MEMORY_BLOCKS (VIRTUAL_MEMORY_BYTES / VIRTUAL_MEMORY_BLOCK_SIZE)
/* Function Prototypes: */

@ -106,7 +106,7 @@ int main(void)
if (USB_HID_Host_SetReportProtocol(&Keyboard_HID_Interface) != 0)
{
printf("Could not Set Report Protocol Mode.\r\n");
printf("Error Setting Report Protocol Mode or Not a Valid Keyboard.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
@ -114,7 +114,7 @@ int main(void)
LEDs_SetAllLEDs(LEDS_NO_LEDS);
printf("HID Device Enumerated.\r\n");
printf("Keyboard Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:

@ -106,7 +106,7 @@ int main(void)
if (USB_HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
{
printf("Could not Set Report Protocol Mode.\r\n");
printf("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
@ -114,7 +114,7 @@ int main(void)
LEDs_SetAllLEDs(LEDS_NO_LEDS);
printf("HID Device Enumerated.\r\n");
printf("Mouse Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:

@ -172,7 +172,11 @@ void Keyboard_HID_Task(void)
if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
{
puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
if (!(HIDReportInfo->TotalReportItems))
puts_P(PSTR("Not a valid Keyboard." ESC_FG_WHITE));
else
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
@ -200,7 +204,7 @@ void Keyboard_HID_Task(void)
((ReportSizeFeatureBits >> 3) + ((ReportSizeFeatureBits & 0x07) != 0)));
}
puts_P(PSTR("HID Device Enumerated.\r\n"));
puts_P(PSTR("Keyboard Enumerated.\r\n"));
USB_HostState = HOST_STATE_Configured;
break;

@ -171,8 +171,12 @@ void Mouse_HID_Task(void)
/* Get and process the device's first HID report descriptor */
if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
{
printf_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"
" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
if (!(HIDReportInfo->TotalReportItems))
puts_P(PSTR("Not a valid Mouse." ESC_FG_WHITE));
else
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
@ -200,7 +204,7 @@ void Mouse_HID_Task(void)
((ReportSizeFeatureBits >> 3) + ((ReportSizeFeatureBits & 0x07) != 0)));
}
puts_P(PSTR("HID Device Enumerated.\r\n"));
puts_P(PSTR("Mouse Enumerated.\r\n"));
USB_HostState = HOST_STATE_Configured;
break;

@ -296,6 +296,9 @@ uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, uint16_t ReportSize, HID
}
}
if (!(ParserData->TotalReportItems))
return HID_PARSE_NoUnfilteredReportItems;
return HID_PARSE_Successful;
}

@ -144,6 +144,7 @@
HID_PARSE_InsufficientCollectionPaths = 5, /**< More than \ref HID_MAX_COLLECTIONS collections in the report. */
HID_PARSE_UsageStackOverflow = 6, /**< More than \ref HID_USAGE_STACK_DEPTH usages listed in a row. */
HID_PARSE_InsufficientReportIDItems = 7, /**< More than \ref HID_MAX_REPORT_IDS report IDs in the device. */
HID_PARSE_NoUnfilteredReportItems = 8, /**< All report items from the device were filtered by the filtering callback routine. */
};
/* Type Defines: */

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