diff options
Diffstat (limited to 'libraries/HID/HID.cpp')
| -rw-r--r-- | libraries/HID/HID.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libraries/HID/HID.cpp b/libraries/HID/HID.cpp index 762d170..bff00e3 100644 --- a/libraries/HID/HID.cpp +++ b/libraries/HID/HID.cpp @@ -40,9 +40,12 @@ int HID_::getInterface(uint8_t* interfaceCount) int HID_::getDescriptor(USBSetup& setup) { - if (pluggedInterface != setup.wIndex) { - return 0; - } + // Check if this is a HID Class Descriptor request + if (setup.bmRequestType != REQUEST_DEVICETOHOST_STANDARD_INTERFACE) { return 0; } + if (setup.wValueH != HID_REPORT_DESCRIPTOR_TYPE) { return 0; } + + // In a HID Class Descriptor wIndex cointains the interface number + if (setup.wIndex != pluggedInterface) { return 0; } int total = 0; HIDDescriptorListNode* node; |