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Add missing const qualifier to the parameters of the USB_GetNextDescriptorComp() function.

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Reduce spacing of the structure elements in StdDescriptors.h to make the code more readable.
pull/1469/head
Dean Camera 15 years ago
parent f9bcac5e00
commit 5f57785404
3 changed files with 198 additions and 208 deletions
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2
LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
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@ -114,7 +114,7 @@ void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, Type);
}
uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** const CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine)
uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem, void** const CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine)
{
uint8_t ErrorCode;

2
LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h
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@ -254,7 +254,7 @@
* }
* \endcode
*/
uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** const CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine);
uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem, void** const CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine);
/* Inline Functions: */
/** Skips over the current sub-descriptor inside the configuration descriptor, so that the pointer then

402
LUFA/Drivers/USB/HighLevel/StdDescriptors.h
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@ -223,10 +223,10 @@
*/
typedef struct
{
uint8_t Size; /**< Size of the descriptor, in bytes. */
uint8_t Type; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t Size; /**< Size of the descriptor, in bytes. */
uint8_t Type; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
} USB_Descriptor_Header_t;
/** \brief Standard USB Descriptor Header (USB-IF naming conventions).
@ -238,10 +238,10 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
} USB_StdDescriptor_Header_t;
/** \brief Standard USB Device Descriptor (LUFA naming conventions).
@ -255,42 +255,42 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
uint16_t USBSpecification; /**< BCD of the supported USB specification. */
uint8_t Class; /**< USB device class. */
uint8_t SubClass; /**< USB device subclass. */
uint8_t Protocol; /**< USB device protocol. */
uint16_t USBSpecification; /**< BCD of the supported USB specification. */
uint8_t Class; /**< USB device class. */
uint8_t SubClass; /**< USB device subclass. */
uint8_t Protocol; /**< USB device protocol. */
uint8_t Endpoint0Size; /**< Size of the control (address 0) endpoint's bank in bytes. */
uint8_t Endpoint0Size; /**< Size of the control (address 0) endpoint's bank in bytes. */
uint16_t VendorID; /**< Vendor ID for the USB product. */
uint16_t ProductID; /**< Unique product ID for the USB product. */
uint16_t ReleaseNumber; /**< Product release (version) number. */
uint16_t VendorID; /**< Vendor ID for the USB product. */
uint16_t ProductID; /**< Unique product ID for the USB product. */
uint16_t ReleaseNumber; /**< Product release (version) number. */
uint8_t ManufacturerStrIndex; /**< String index for the manufacturer's name. The
* host will request this string via a separate
* control request for the string descriptor.
*
* \note If no string supplied, use \ref NO_DESCRIPTOR.
*/
uint8_t ProductStrIndex; /**< String index for the product name/details.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t SerialNumStrIndex; /**< String index for the product's globally unique hexadecimal
* serial number, in uppercase Unicode ASCII.
uint8_t ManufacturerStrIndex; /**< String index for the manufacturer's name. The
* host will request this string via a separate
* control request for the string descriptor.
*
* \note On some AVR models, there is an embedded serial number
* in the chip which can be used for the device serial number.
* To use this serial number, set this to USE_INTERNAL_SERIAL.
* On unsupported devices, this will evaluate to 0 and will cause
* the host to generate a pseudo-unique value for the device upon
* insertion.
*
* \see ManufacturerStrIndex structure entry.
* \note If no string supplied, use \ref NO_DESCRIPTOR.
*/
uint8_t NumberOfConfigurations; /**< Total number of configurations supported by
* the device.
*/
uint8_t ProductStrIndex; /**< String index for the product name/details.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t SerialNumStrIndex; /**< String index for the product's globally unique hexadecimal
* serial number, in uppercase Unicode ASCII.
*
* \note On some AVR models, there is an embedded serial number
* in the chip which can be used for the device serial number.
* To use this serial number, set this to USE_INTERNAL_SERIAL.
* On unsupported devices, this will evaluate to 0 and will cause
* the host to generate a pseudo-unique value for the device upon
* insertion.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t NumberOfConfigurations; /**< Total number of configurations supported by
* the device.
*/
} USB_Descriptor_Device_t;
/** \brief Standard USB Device Descriptor (USB-IF naming conventions).
@ -302,43 +302,43 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint16_t bcdUSB; /**< BCD of the supported USB specification. */
uint8_t bDeviceClass; /**< USB device class. */
uint8_t bDeviceSubClass; /**< USB device subclass. */
uint8_t bDeviceProtocol; /**< USB device protocol. */
uint8_t bMaxPacketSize0; /**< Size of the control (address 0) endpoint's bank in bytes. */
uint16_t idVendor; /**< Vendor ID for the USB product. */
uint16_t idProduct; /**< Unique product ID for the USB product. */
uint16_t bcdDevice; /**< Product release (version) number. */
uint8_t iManufacturer; /**< String index for the manufacturer's name. The
* host will request this string via a separate
* control request for the string descriptor.
*
* \note If no string supplied, use \ref NO_DESCRIPTOR.
*/
uint8_t iProduct; /**< String index for the product name/details.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t iSerialNumber; /**< String index for the product's globally unique hexadecimal
* serial number, in uppercase Unicode ASCII.
*
* \note On some AVR models, there is an embedded serial number
* in the chip which can be used for the device serial number.
* To use this serial number, set this to USE_INTERNAL_SERIAL.
* On unsupported devices, this will evaluate to 0 and will cause
* the host to generate a pseudo-unique value for the device upon
* insertion.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t bNumConfigurations; /**< Total number of configurations supported by
* the device.
*/
uint16_t bcdUSB; /**< BCD of the supported USB specification. */
uint8_t bDeviceClass; /**< USB device class. */
uint8_t bDeviceSubClass; /**< USB device subclass. */
uint8_t bDeviceProtocol; /**< USB device protocol. */
uint8_t bMaxPacketSize0; /**< Size of the control (address 0) endpoint's bank in bytes. */
uint16_t idVendor; /**< Vendor ID for the USB product. */
uint16_t idProduct; /**< Unique product ID for the USB product. */
uint16_t bcdDevice; /**< Product release (version) number. */
uint8_t iManufacturer; /**< String index for the manufacturer's name. The
* host will request this string via a separate
* control request for the string descriptor.
*
* \note If no string supplied, use \ref NO_DESCRIPTOR.
*/
uint8_t iProduct; /**< String index for the product name/details.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t iSerialNumber; /**< String index for the product's globally unique hexadecimal
* serial number, in uppercase Unicode ASCII.
*
* \note On some AVR models, there is an embedded serial number
* in the chip which can be used for the device serial number.
* To use this serial number, set this to USE_INTERNAL_SERIAL.
* On unsupported devices, this will evaluate to 0 and will cause
* the host to generate a pseudo-unique value for the device upon
* insertion.
*
* \see ManufacturerStrIndex structure entry.
*/
uint8_t bNumConfigurations; /**< Total number of configurations supported by
* the device.
*/
} USB_StdDescriptor_Device_t;
/** \brief Standard USB Configuration Descriptor (LUFA naming conventions).
@ -352,22 +352,22 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
uint16_t TotalConfigurationSize; /**< Size of the configuration descriptor header,
* and all sub descriptors inside the configuration.
*/
uint8_t TotalInterfaces; /**< Total number of interfaces in the configuration. */
uint16_t TotalConfigurationSize; /**< Size of the configuration descriptor header,
* and all sub descriptors inside the configuration.
*/
uint8_t TotalInterfaces; /**< Total number of interfaces in the configuration. */
uint8_t ConfigurationNumber; /**< Configuration index of the current configuration. */
uint8_t ConfigurationStrIndex; /**< Index of a string descriptor describing the configuration. */
uint8_t ConfigurationNumber; /**< Configuration index of the current configuration. */
uint8_t ConfigurationStrIndex; /**< Index of a string descriptor describing the configuration. */
uint8_t ConfigAttributes; /**< Configuration attributes, comprised of a mask of zero or
* more USB_CONFIG_ATTR_* masks.
*/
uint8_t ConfigAttributes; /**< Configuration attributes, comprised of a mask of zero or
* more USB_CONFIG_ATTR_* masks.
*/
uint8_t MaxPowerConsumption; /**< Maximum power consumption of the device while in the
* current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
* macro.
*/
uint8_t MaxPowerConsumption; /**< Maximum power consumption of the device while in the
* current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
* macro.
*/
} USB_Descriptor_Configuration_Header_t;
/** \brief Standard USB Configuration Descriptor (USB-IF naming conventions).
@ -379,23 +379,23 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint16_t wTotalLength; /**< Size of the configuration descriptor header,
uint16_t wTotalLength; /**< Size of the configuration descriptor header,
* and all sub descriptors inside the configuration.
*/
uint8_t bNumInterfaces; /**< Total number of interfaces in the configuration. */
uint8_t bConfigurationValue; /**< Configuration index of the current configuration. */
uint8_t iConfiguration; /**< Index of a string descriptor describing the configuration. */
uint8_t bmAttributes; /**< Configuration attributes, comprised of a mask of zero or
* more USB_CONFIG_ATTR_* masks.
*/
uint8_t bMaxPower; /**< Maximum power consumption of the device while in the
* current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
* macro.
uint8_t bNumInterfaces; /**< Total number of interfaces in the configuration. */
uint8_t bConfigurationValue; /**< Configuration index of the current configuration. */
uint8_t iConfiguration; /**< Index of a string descriptor describing the configuration. */
uint8_t bmAttributes; /**< Configuration attributes, comprised of a mask of zero or
* more USB_CONFIG_ATTR_* masks.
*/
uint8_t bMaxPower; /**< Maximum power consumption of the device while in the
* current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
* macro.
*/
} USB_StdDescriptor_Configuration_Header_t;
/** \brief Standard USB Interface Descriptor (LUFA naming conventions).
@ -409,21 +409,19 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
uint8_t InterfaceNumber; /**< Index of the interface in the current configuration. */
uint8_t AlternateSetting; /**< Alternate setting for the interface number. The same
* interface number can have multiple alternate settings
* with different endpoint configurations, which can be
* selected by the host.
*/
uint8_t TotalEndpoints; /**< Total number of endpoints in the interface. */
uint8_t InterfaceNumber; /**< Index of the interface in the current configuration. */
uint8_t AlternateSetting; /**< Alternate setting for the interface number. The same
* interface number can have multiple alternate settings
* with different endpoint configurations, which can be
* selected by the host.
*/
uint8_t TotalEndpoints; /**< Total number of endpoints in the interface. */
uint8_t Class; /**< Interface class ID. */
uint8_t SubClass; /**< Interface subclass ID. */
uint8_t Protocol; /**< Interface protocol ID. */
uint8_t Class; /**< Interface class ID. */
uint8_t SubClass; /**< Interface subclass ID. */
uint8_t Protocol; /**< Interface protocol ID. */
uint8_t InterfaceStrIndex; /**< Index of the string descriptor describing the
* interface.
*/
uint8_t InterfaceStrIndex; /**< Index of the string descriptor describing the interface. */
} USB_Descriptor_Interface_t;
/** \brief Standard USB Interface Descriptor (USB-IF naming conventions).
@ -435,23 +433,23 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bInterfaceNumber; /**< Index of the interface in the current configuration. */
uint8_t bAlternateSetting; /**< Alternate setting for the interface number. The same
* interface number can have multiple alternate settings
* with different endpoint configurations, which can be
* selected by the host.
*/
uint8_t bNumEndpoints; /**< Total number of endpoints in the interface. */
uint8_t bInterfaceClass; /**< Interface class ID. */
uint8_t bInterfaceSubClass; /**< Interface subclass ID. */
uint8_t bInterfaceProtocol; /**< Interface protocol ID. */
uint8_t iInterface; /**< Index of the string descriptor describing the
* interface.
*/
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bInterfaceNumber; /**< Index of the interface in the current configuration. */
uint8_t bAlternateSetting; /**< Alternate setting for the interface number. The same
* interface number can have multiple alternate settings
* with different endpoint configurations, which can be
* selected by the host.
*/
uint8_t bNumEndpoints; /**< Total number of endpoints in the interface. */
uint8_t bInterfaceClass; /**< Interface class ID. */
uint8_t bInterfaceSubClass; /**< Interface subclass ID. */
uint8_t bInterfaceProtocol; /**< Interface protocol ID. */
uint8_t iInterface; /**< Index of the string descriptor describing the
* interface.
*/
} USB_StdDescriptor_Interface_t;
/** \brief Standard USB Interface Association Descriptor (LUFA naming conventions).
@ -471,16 +469,16 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
uint8_t FirstInterfaceIndex; /**< Index of the first associated interface. */
uint8_t TotalInterfaces; /**< Total number of associated interfaces. */
uint8_t FirstInterfaceIndex; /**< Index of the first associated interface. */
uint8_t TotalInterfaces; /**< Total number of associated interfaces. */
uint8_t Class; /**< Interface class ID. */
uint8_t SubClass; /**< Interface subclass ID. */
uint8_t Protocol; /**< Interface protocol ID. */
uint8_t Class; /**< Interface class ID. */
uint8_t SubClass; /**< Interface subclass ID. */
uint8_t Protocol; /**< Interface protocol ID. */
uint8_t IADStrIndex; /**< Index of the string descriptor describing the
* interface association.
*/
uint8_t IADStrIndex; /**< Index of the string descriptor describing the
* interface association.
*/
} USB_Descriptor_Interface_Association_t;
/** \brief Standard USB Interface Association Descriptor (USB-IF naming conventions).
@ -499,18 +497,18 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bFirstInterface; /**< Index of the first associated interface. */
uint8_t bInterfaceCount; /**< Total number of associated interfaces. */
uint8_t bFunctionClass; /**< Interface class ID. */
uint8_t bFunctionSubClass; /**< Interface subclass ID. */
uint8_t bFunctionProtocol; /**< Interface protocol ID. */
uint8_t iFunction; /**< Index of the string descriptor describing the
* interface association.
*/
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bFirstInterface; /**< Index of the first associated interface. */
uint8_t bInterfaceCount; /**< Total number of associated interfaces. */
uint8_t bFunctionClass; /**< Interface class ID. */
uint8_t bFunctionSubClass; /**< Interface subclass ID. */
uint8_t bFunctionProtocol; /**< Interface protocol ID. */
uint8_t iFunction; /**< Index of the string descriptor describing the
* interface association.
*/
} USB_StdDescriptor_Interface_Association_t;
/** \brief Standard USB Endpoint Descriptor (LUFA naming conventions).
@ -524,21 +522,18 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
uint8_t EndpointAddress; /**< Logical address of the endpoint within the device
* for the current configuration, including direction
* mask.
*/
uint8_t Attributes; /**< Endpoint attributes, comprised of a mask of the
* endpoint type (EP_TYPE_*) and attributes (ENDPOINT_ATTR_*)
* masks.
*/
uint16_t EndpointSize; /**< Size of the endpoint bank, in bytes. This indicates the
* maximum packet size that the endpoint can receive at a time.
uint8_t EndpointAddress; /**< Logical address of the endpoint within the device for the current
* configuration, including direction mask.
*/
uint8_t PollingIntervalMS; /**< Polling interval in milliseconds for the endpoint
* if it is an INTERRUPT or ISOCHRONOUS type.
*/
uint8_t Attributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
* and attributes (ENDPOINT_ATTR_*) masks.
*/
uint16_t EndpointSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet
* size that the endpoint can receive at a time.
*/
uint8_t PollingIntervalMS; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT
* or ISOCHRONOUS type.
*/
} USB_Descriptor_Endpoint_t;
/** \brief Standard USB Endpoint Descriptor (USB-IF naming conventions).
@ -551,24 +546,22 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
uint8_t bEndpointAddress; /**< Logical address of the endpoint within the device
* for the current configuration, including direction
* mask.
*/
uint8_t bmAttributes; /**< Endpoint attributes, comprised of a mask of the
* endpoint type (EP_TYPE_*) and attributes (ENDPOINT_ATTR_*)
* masks.
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a
* value given by the specific class.
*/
uint16_t wMaxPacketSize; /**< Size of the endpoint bank, in bytes. This indicates the
* maximum packet size that the endpoint can receive at a time.
*/
uint8_t bInterval; /**< Polling interval in milliseconds for the endpoint
* if it is an INTERRUPT or ISOCHRONOUS type.
uint8_t bEndpointAddress; /**< Logical address of the endpoint within the device for the current
* configuration, including direction mask.
*/
uint8_t bmAttributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
* and attributes (ENDPOINT_ATTR_*) masks.
*/
uint16_t wMaxPacketSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet size
* that the endpoint can receive at a time.
*/
uint8_t bInterval; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT or
* ISOCHRONOUS type.
*/
} USB_StdDescriptor_Endpoint_t;
/** \brief Standard USB String Descriptor (LUFA naming conventions).
@ -588,17 +581,17 @@
{
USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
wchar_t UnicodeString[]; /**< String data, as unicode characters (alternatively,
* string language IDs). If normal ASCII characters are
* to be used, they must be added as an array of characters
* rather than a normal C string so that they are widened to
* Unicode size.
*
* Under GCC, strings prefixed with the "L" character (before
* the opening string quotation mark) are considered to be
* Unicode strings, and may be used instead of an explicit
* array of ASCII characters.
*/
wchar_t UnicodeString[]; /**< String data, as unicode characters (alternatively,
* string language IDs). If normal ASCII characters are
* to be used, they must be added as an array of characters
* rather than a normal C string so that they are widened to
* Unicode size.
*
* Under GCC, strings prefixed with the "L" character (before
* the opening string quotation mark) are considered to be
* Unicode strings, and may be used instead of an explicit
* array of ASCII characters.
*/
} USB_Descriptor_String_t;
/** \brief Standard USB String Descriptor (USB-IF naming conventions).
@ -617,22 +610,19 @@
*/
typedef struct
{
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in
* \ref USB_DescriptorTypes_t or a value
* given by the specific class.
*/
int16_t bString[]; /**< String data, as unicode characters (alternatively,
* string language IDs). If normal ASCII characters are
* to be used, they must be added as an array of characters
* rather than a normal C string so that they are widened to
* Unicode size.
*
* Under GCC, strings prefixed with the "L" character (before
* the opening string quotation mark) are considered to be
* Unicode strings, and may be used instead of an explicit
* array of ASCII characters.
*/
uint8_t bLength; /**< Size of the descriptor, in bytes. */
uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t
* or a value given by the specific class.
*/
int16_t bString[]; /**< String data, as unicode characters (alternatively, string language IDs).
* If normal ASCII characters are to be used, they must be added as an array
* of characters rather than a normal C string so that they are widened to
* Unicode size.
*
* Under GCC, strings prefixed with the "L" character (before the opening string
* quotation mark) are considered to be Unicode strings, and may be used instead
* of an explicit array of ASCII characters.
*/
} USB_StdDescriptor_String_t;
/* Private Interface - For use in library only: */

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