/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2011.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2011 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
*
* Header file for Descriptors.c.
*/
-
+
#ifndef _DESCRIPTORS_H_
#define _DESCRIPTORS_H_
#include <LUFA/Drivers/USB/USB.h>
#include <avr/pgmspace.h>
-
+
/* Macros: */
- /** Macro to define a CDC class-specific functional descriptor. CDC functional descriptors have a
- * uniform structure but variable sized data payloads, thus cannot be represented accurately by
- * a single typedef struct. A macro is used instead so that functional descriptors can be created
- * easily by specifying the size of the payload. This allows sizeof() to work correctly.
- *
- * \param[in] DataSize Size in bytes of the CDC functional descriptor's data payload
- */
- #define CDC_FUNCTIONAL_DESCRIPTOR(DataSize) \
- struct \
- { \
- USB_Descriptor_Header_t Header; \
- uint8_t SubType; \
- uint8_t Data[DataSize]; \
- }
-
/** Endpoint number of the CDC device-to-host notification IN endpoint. */
#define CDC_NOTIFICATION_EPNUM 2
/** Endpoint number of the CDC device-to-host data IN endpoint. */
- #define CDC_TX_EPNUM 3
+ #define CDC_TX_EPNUM 3
/** Endpoint number of the CDC host-to-device data OUT endpoint. */
- #define CDC_RX_EPNUM 4
+ #define CDC_RX_EPNUM 4
/** Size in bytes of the CDC device-to-host notification IN endpoint. */
#define CDC_NOTIFICATION_EPSIZE 8
/** Size in bytes of the CDC data IN and OUT endpoints. */
- #define CDC_TXRX_EPSIZE 16
+ #define CDC_TXRX_EPSIZE 16
/* Type Defines: */
/** Type define for the device configuration descriptor structure. This must be defined in the
typedef struct
{
USB_Descriptor_Configuration_Header_t Config;
+
+ // CDC Control Interface
USB_Descriptor_Interface_t CDC_CCI_Interface;
- CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_IntHeader;
- CDC_FUNCTIONAL_DESCRIPTOR(1) CDC_Functional_AbstractControlManagement;
- CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_Union;
+ USB_CDC_Descriptor_FunctionalHeader_t CDC_Functional_Header;
+ USB_CDC_Descriptor_FunctionalACM_t CDC_Functional_ACM;
+ USB_CDC_Descriptor_FunctionalUnion_t CDC_Functional_Union;
USB_Descriptor_Endpoint_t CDC_NotificationEndpoint;
+
+ // CDC Data Interface
USB_Descriptor_Interface_t CDC_DCI_Interface;
USB_Descriptor_Endpoint_t CDC_DataOutEndpoint;
USB_Descriptor_Endpoint_t CDC_DataInEndpoint;
/* Function Prototypes: */
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
const uint8_t wIndex,
- void** const DescriptorAddress) ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
+ const void** const DescriptorAddress)
+ ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
#endif
+