/*
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
software and its documentation for any purpose is hereby granted
*
* Device mode driver for the library USB RNDIS Class driver.
*
- * \note This file should not be included directly. It is automatically included as needed by the class driver
- * dispatch header located in LUFA/Drivers/USB/Class/RNDIS.h.
+ * \note This file should not be included directly. It is automatically included as needed by the USB module driver
+ * dispatch header located in LUFA/Drivers/USB.h.
*/
/** \ingroup Group_USBClassRNDIS
- * @defgroup Group_USBClassRNDISDevice RNDIS Class Device Mode Driver
+ * \defgroup Group_USBClassRNDISDevice RNDIS Class Device Mode Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
* - LUFA/Drivers/USB/Class/Device/RNDIS.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
- * \section Module Description
+ * \section Sec_ModDescription Module Description
* Device Mode USB Class driver framework interface, for the RNDIS USB Class driver.
*
* @{
#include "../../USB.h"
#include "../Common/RNDIS.h"
- #include <string.h>
-
/* Enable C linkage for C++ Compilers: */
#if defined(__cplusplus)
extern "C" {
/* Preprocessor Checks: */
#if !defined(__INCLUDE_FROM_RNDIS_DRIVER)
- #error Do not include this file directly. Include LUFA/Drivers/Class/RNDIS.h instead.
+ #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
#endif
/* Public Interface - May be used in end-application: */
*
* Class state structure. An instance of this structure should be made for each RNDIS interface
* within the user application, and passed to each of the RNDIS class driver functions as the
- * RNDISInterfaceInfo parameter. This stores each RNDIS interface's configuration and state information.
+ * \c RNDISInterfaceInfo parameter. This stores each RNDIS interface's configuration and state information.
*/
typedef struct
{
const struct
{
- uint8_t ControlInterfaceNumber; /**< Interface number of the CDC control interface within the device. */
+ uint8_t ControlInterfaceNumber; /**< Interface number of the RNDIS control interface within the device. */
- uint8_t DataINEndpointNumber; /**< Endpoint number of the CDC interface's IN data endpoint. */
- uint16_t DataINEndpointSize; /**< Size in bytes of the CDC interface's IN data endpoint. */
+ uint8_t DataINEndpointNumber; /**< Endpoint number of the RNDIS interface's IN data endpoint. */
+ uint16_t DataINEndpointSize; /**< Size in bytes of the RNDIS interface's IN data endpoint. */
bool DataINEndpointDoubleBank; /**< Indicates if the RNDIS interface's IN data endpoint should use double banking. */
- uint8_t DataOUTEndpointNumber; /**< Endpoint number of the CDC interface's OUT data endpoint. */
- uint16_t DataOUTEndpointSize; /**< Size in bytes of the CDC interface's OUT data endpoint. */
+ uint8_t DataOUTEndpointNumber; /**< Endpoint number of the RNDIS interface's OUT data endpoint. */
+ uint16_t DataOUTEndpointSize; /**< Size in bytes of the RNDIS interface's OUT data endpoint. */
bool DataOUTEndpointDoubleBank; /**< Indicates if the RNDIS interface's OUT data endpoint should use double banking. */
- uint8_t NotificationEndpointNumber; /**< Endpoint number of the CDC interface's IN notification endpoint, if used. */
- uint16_t NotificationEndpointSize; /**< Size in bytes of the CDC interface's IN notification endpoint, if used. */
+ uint8_t NotificationEndpointNumber; /**< Endpoint number of the RNDIS interface's IN notification endpoint, if used. */
+ uint16_t NotificationEndpointSize; /**< Size in bytes of the RNDIS interface's IN notification endpoint, if used. */
bool NotificationEndpointDoubleBank; /**< Indicates if the RNDIS interface's notification endpoint should use double banking. */
char* AdapterVendorDescription; /**< String description of the adapter vendor. */
MAC_Address_t AdapterMACAddress; /**< MAC address of the adapter. */
- } Config; /**< Config data for the USB class interface within the device. All elements in this section.
+ } Config; /**< Config data for the USB class interface within the device. All elements in this section
* <b>must</b> be set or the interface will fail to enumerate and operate correctly.
*/
struct
bool ResponseReady; /**< Internal flag indicating if a RNDIS message is waiting to be returned to the host. */
uint8_t CurrRNDISState; /**< Current RNDIS state of the adapter, a value from the \ref RNDIS_States_t enum. */
uint32_t CurrPacketFilter; /**< Current packet filter mode, used internally by the class driver. */
- Ethernet_Frame_Info_t FrameIN; /**< Structure holding the last received Ethernet frame from the host, for user
- * processing.
- */
- Ethernet_Frame_Info_t FrameOUT; /**< Structure holding the next Ethernet frame to send to the host, populated by the
- * user application.
- */
} State; /**< State data for the USB class interface within the device. All elements in this section
* are reset to their defaults when the interface is enumerated.
*/
/* Function Prototypes: */
/** Configures the endpoints of a given RNDIS interface, ready for use. This should be linked to the library
* \ref EVENT_USB_Device_ConfigurationChanged() event so that the endpoints are configured when the configuration
- * containing the given HID interface is selected.
- *
- * \note The endpoint index numbers as given in the interface's configuration structure must not overlap with any other
- * interface, or endpoint bank corruption will occur. Gaps in the allocated endpoint numbers or non-sequential indexes
- * within a single interface is allowed, but no two interfaces of any type have have interleaved endpoint indexes.
+ * containing the given RNDIS interface is selected.
*
* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing a RNDIS Class configuration and state.
*
- * \return Boolean true if the endpoints were successfully configured, false otherwise.
+ * \return Boolean \c true if the endpoints were successfully configured, \c false otherwise.
*/
bool RNDIS_Device_ConfigureEndpoints(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Processes incoming control requests from the host, that are directed to the given RNDIS class interface. This should be
- * linked to the library \ref EVENT_USB_Device_UnhandledControlRequest() event.
+ * linked to the library \ref EVENT_USB_Device_ControlRequest() event.
*
* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing a RNDIS Class configuration and state.
*/
void RNDIS_Device_ProcessControlRequest(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
- /** General management task for a given HID class interface, required for the correct operation of the interface. This should
+ /** General management task for a given RNDIS class interface, required for the correct operation of the interface. This should
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
*
* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing a RNDIS Class configuration and state.
*/
void RNDIS_Device_USBTask(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
+ /** Determines if a packet is currently waiting for the device to read in and process.
+ *
+ * \pre This function must only be called when the Device state machine is in the \ref DEVICE_STATE_Configured state or the
+ * call will fail.
+ *
+ * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class configuration and state.
+ *
+ * \return Boolean \c true if a packet is waiting to be read in by the host, \c false otherwise.
+ */
+ bool RNDIS_Device_IsPacketReceived(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo);
+
+ /** Retrieves the next pending packet from the device, discarding the remainder of the RNDIS packet header to leave
+ * only the packet contents for processing by the device in the nominated buffer.
+ *
+ * \pre This function must only be called when the Device state machine is in the \ref DEVICE_STATE_Configured state or the
+ * call will fail.
+ *
+ * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class configuration and state.
+ * \param[out] Buffer Pointer to a buffer where the packer data is to be written to.
+ * \param[out] PacketLength Pointer to where the length in bytes of the read packet is to be stored.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t RNDIS_Device_ReadPacket(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo,
+ void* Buffer,
+ uint16_t* const PacketLength);
+
+ /** Sends the given packet to the attached RNDIS device, after adding a RNDIS packet message header.
+ *
+ * \pre This function must only be called when the Device state machine is in the \ref DEVICE_STATE_Configured state or the
+ * call will fail.
+ *
+ * \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class configuration and state.
+ * \param[in] Buffer Pointer to a buffer where the packer data is to be read from.
+ * \param[in] PacketLength Length in bytes of the packet to send.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t RNDIS_Device_SendPacket(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo,
+ void* Buffer,
+ const uint16_t PacketLength);
+
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Function Prototypes: */
- #if defined(__INCLUDE_FROM_RNDIS_CLASS_DEVICE_C)
+ #if defined(__INCLUDE_FROM_RNDIS_DEVICE_C)
static void RNDIS_Device_ProcessRNDISControlMessage(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo)
ATTR_NON_NULL_PTR_ARG(1);
static bool RNDIS_Device_ProcessNDISQuery(USB_ClassInfo_RNDIS_Device_t* const RNDISInterfaceInfo,
projects / pub / USBasp.git / blobdiff