/*
LUFA Library
- Copyright (C) Dean Camera, 2012.
+ Copyright (C) Dean Camera, 2013.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2013 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
- The author disclaim all warranties with regard to this
+ The author disclaims all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
* uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
* USB_Descriptor_Configuration_Header_t* ConfigHeaderPtr = DESCRIPTOR_PCAST(CurrDescriptor,
* USB_Descriptor_Configuration_Header_t);
- *
+ *
* // Can now access elements of the configuration header struct using the -> indirection operator
* \endcode
*/
* uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
* USB_Descriptor_Configuration_Header_t ConfigHeader = DESCRIPTOR_CAST(CurrDescriptor,
* USB_Descriptor_Configuration_Header_t);
- *
+ *
* // Can now access elements of the configuration header struct using the . operator
* \endcode
*/
* Usage Example:
* \code
* uint8_t EndpointSearcher(void* CurrentDescriptor); // Comparator Prototype
- *
+ *
* uint8_t EndpointSearcher(void* CurrentDescriptor)
* {
* if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
* else
* return DESCRIPTOR_SEARCH_NotFound;
* }
- *
+ *
* //...
- *
+ *
* // After retrieving configuration descriptor:
* if (USB_Host_GetNextDescriptorComp(&BytesRemaining, &CurrentConfigLoc, EndpointSearcher) ==
* Descriptor_Search_Comp_Found)
*/
uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem,
void** const CurrConfigLoc,
- ConfigComparatorPtr_t const ComparatorRoutine);
+ ConfigComparatorPtr_t const ComparatorRoutine) ATTR_NON_NULL_PTR_ARG(1)
+ ATTR_NON_NULL_PTR_ARG(2) ATTR_NON_NULL_PTR_ARG(3);
/* Inline Functions: */
/** Skips over the current sub-descriptor inside the configuration descriptor, so that the pointer then