diff options
Diffstat (limited to 'LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h')
| -rw-r--r-- | LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h index 001653b52..7c7540d52 100644 --- a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h +++ b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in + without fee, provided that the above copyright notice appear in all copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the software without specific, written prior permission. The author disclaim all warranties with regard to this @@ -52,12 +52,12 @@ /* Includes: */ #include <stdint.h> - + #include "../../../Common/Common.h" #include "HostStandardReq.h" #include "USBMode.h" #include "StdDescriptors.h" - + /* Enable C linkage for C++ Compilers: */ #if defined(__cplusplus) extern "C" { @@ -67,8 +67,8 @@ #if !defined(__INCLUDE_FROM_USB_DRIVER) #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead. #endif - - /* Public Interface - May be used in end-application: */ + + /* Public Interface - May be used in end-application: */ /* Macros: */ /** Mask for determining the type of an endpoint from an endpoint descriptor. This should then be compared * with the EP_TYPE_* masks to determine the exact type of the endpoint. @@ -108,7 +108,7 @@ * values can be accessed in the \ref USB_DescriptorTypes_t enum. */ #define DESCRIPTOR_TYPE(DescriptorPtr) DESCRIPTOR_CAST(DescriptorPtr, USB_Descriptor_Header_t).Type - + /** Returns the descriptor's size, expressed as the 8-bit value indicating the number of bytes. */ #define DESCRIPTOR_SIZE(DescriptorPtr) DESCRIPTOR_CAST(DescriptorPtr, USB_Descriptor_Header_t).Size @@ -119,7 +119,7 @@ * \see \ref USB_GetNextDescriptorComp function for more details. */ typedef uint8_t (* ConfigComparatorPtr_t)(void*); - + /* Enums: */ /** Enum for the possible return codes of the \ref USB_Host_GetDeviceConfigDescriptor() function. */ enum USB_Host_GetConfigDescriptor_ErrorCodes_t @@ -138,7 +138,7 @@ */ HOST_GETCONFIG_InvalidData = 6, /**< The device returned invalid configuration descriptor data. */ }; - + /** Enum for return values of a descriptor comparator function. */ enum DSearch_Return_ErrorCodes_t { @@ -155,7 +155,7 @@ DESCRIPTOR_SEARCH_COMP_Fail = 1, /**< Comparator function returned Descriptor_Search_Fail. */ DESCRIPTOR_SEARCH_COMP_EndOfDescriptor = 2, /**< End of configuration descriptor reached before match found. */ }; - + /* Function Prototypes: */ /** Retrieves the configuration descriptor data from an attached device via a standard request into a buffer, * including validity and size checking to prevent a buffer overflow. @@ -266,16 +266,16 @@ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor. */ static inline void USB_GetNextDescriptor(uint16_t* const BytesRem, - void** CurrConfigLoc) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + void** CurrConfigLoc) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); static inline void USB_GetNextDescriptor(uint16_t* const BytesRem, void** CurrConfigLoc) { uint16_t CurrDescriptorSize = DESCRIPTOR_CAST(*CurrConfigLoc, USB_Descriptor_Header_t).Size; - + *CurrConfigLoc = ((uint8_t*)*CurrConfigLoc) + CurrDescriptorSize; *BytesRem -= CurrDescriptorSize; } - + /* Disable C linkage for C++ Compilers: */ #if defined(__cplusplus) } @@ -284,3 +284,4 @@ #endif /** @} */ + |