diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/CDC.c')
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/CDC.c | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/CDC.c b/LUFA/Drivers/USB/Class/Host/CDC.c index 9304161884..e48d487cee 100644 --- a/LUFA/Drivers/USB/Class/Host/CDC.c +++ b/LUFA/Drivers/USB/Class/Host/CDC.c @@ -137,14 +137,15 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) { - USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Interface_t); + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); - if ((CurrentInterface->Class == CDC_CSCP_CDCClass) && - (CurrentInterface->SubClass == CDC_CSCP_ACMSubclass) && - (CurrentInterface->Protocol == CDC_CSCP_ATCommandProtocol)) + if ((Interface->Class == CDC_CSCP_CDCClass) && + (Interface->SubClass == CDC_CSCP_ACMSubclass) && + (Interface->Protocol == CDC_CSCP_ATCommandProtocol)) { return DESCRIPTOR_SEARCH_Found; } @@ -155,14 +156,15 @@ static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescrip static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Interface) { - USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Interface_t); + USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); - if ((CurrentInterface->Class == CDC_CSCP_CDCDataClass) && - (CurrentInterface->SubClass == CDC_CSCP_NoDataSubclass) && - (CurrentInterface->Protocol == CDC_CSCP_NoDataProtocol)) + if ((Interface->Class == CDC_CSCP_CDCDataClass) && + (Interface->SubClass == CDC_CSCP_NoDataSubclass) && + (Interface->Protocol == CDC_CSCP_NoDataProtocol)) { return DESCRIPTOR_SEARCH_Found; } @@ -173,20 +175,21 @@ static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor) { - if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint) + USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); + + if (Header->Type == DTYPE_Endpoint) { - USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor, - USB_Descriptor_Endpoint_t); + USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); - uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK); + uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) && - !(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))) + !(Pipe_IsEndpointBound(Endpoint->EndpointAddress))) { return DESCRIPTOR_SEARCH_Found; } } - else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface) + else if (Header->Type == DTYPE_Interface) { return DESCRIPTOR_SEARCH_Fail; } |