*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
- * - LUFA/Drivers/USB/Class/Host/StillImage.c
+ * - LUFA/Drivers/USB/Class/Host/StillImage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
* \section Module Description
* Host Mode USB Class driver framework interface, for the Still Image USB Class driver.
/* Public Interface - May be used in end-application: */
/* Macros: */
- /** Error code for some Still Image Host functions, indicating a logical (and not hardware) error */
+ /** Error code for some Still Image Host functions, indicating a logical (and not hardware) error. */
#define SI_ERROR_LOGICAL_CMD_FAILED 0x80
/* Type Defines: */
{
const struct
{
- uint8_t DataINPipeNumber; /**< Pipe number of the Still Image interface's IN data pipe */
- bool DataINPipeDoubleBank; /** Indicates if the Still Image interface's IN data pipe should use double banking */
+ uint8_t DataINPipeNumber; /**< Pipe number of the Still Image interface's IN data pipe. */
+ bool DataINPipeDoubleBank; /**< Indicates if the Still Image interface's IN data pipe should use double banking. */
- uint8_t DataOUTPipeNumber; /**< Pipe number of the Still Image interface's OUT data pipe */
- bool DataOUTPipeDoubleBank; /** Indicates if the Still Image interface's OUT data pipe should use double banking */
+ uint8_t DataOUTPipeNumber; /**< Pipe number of the Still Image interface's OUT data pipe. */
+ bool DataOUTPipeDoubleBank; /**< Indicates if the Still Image interface's OUT data pipe should use double banking. */
- uint8_t EventsPipeNumber; /**< Pipe number of the Still Image interface's IN events endpoint, if used */
- bool EventsPipeDoubleBank; /** Indicates if the Still Image interface's events data pipe should use double banking */
+ uint8_t EventsPipeNumber; /**< Pipe number of the Still Image interface's IN events endpoint, if used. */
+ bool EventsPipeDoubleBank; /**< Indicates if the Still Image interface's events data pipe should use double banking. */
} 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.
*/
{
bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid
* after \ref SImage_Host_ConfigurePipes() is called and the Host state machine is in the
- * Configured state
+ * Configured state.
*/
- uint16_t DataINPipeSize; /**< Size in bytes of the Still Image interface's IN data pipe */
- uint16_t DataOUTPipeSize; /**< Size in bytes of the Still Image interface's OUT data pipe */
- uint16_t EventsPipeSize; /**< Size in bytes of the Still Image interface's IN events pipe */
+ uint16_t DataINPipeSize; /**< Size in bytes of the Still Image interface's IN data pipe. */
+ uint16_t DataOUTPipeSize; /**< Size in bytes of the Still Image interface's OUT data pipe. */
+ uint16_t EventsPipeSize; /**< Size in bytes of the Still Image interface's IN events pipe. */
- bool IsSessionOpen; /**< Indicates if a PIMA session is currently open with the attached device */
- uint32_t TransactionID; /**< Transaction ID for the next transaction to send to the device */
+ bool IsSessionOpen; /**< Indicates if a PIMA session is currently open with the attached device. */
+ uint32_t TransactionID; /**< Transaction ID for the next transaction to send to the device. */
} State; /**< State data for the USB class interface within the device. All elements in this section
* <b>may</b> be set to initial values, but may also be ignored to default to sane values when
* the interface is enumerated.
/** Enum for the possible error codes returned by the \ref SImage_Host_ConfigurePipes() function. */
enum SIHost_EnumerationFailure_ErrorCodes_t
{
- SI_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully */
- SI_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor */
+ SI_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */
+ SI_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */
SI_ENUMERROR_NoSIInterfaceFound = 2, /**< A compatible Still Image interface was not found in the device's
- * Configuration Descriptor
- */
+ * Configuration Descriptor.
+ */
SI_ENUMERROR_EndpointsNotFound = 3, /**< Compatible Still Image data endpoints were not found in the
- * device's Still Image interface
+ * device's Still Image interface.
*/
};
* found within the device. This should be called once after the stack has enumerated the attached device, while
* the host state machine is in the Addressed state.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor
- * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor.
+ * \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor.
*
- * \return A value from the \ref SIHost_EnumerationFailure_ErrorCodes_t enum
+ * \return A value from the \ref SIHost_EnumerationFailure_ErrorCodes_t enum.
*/
- uint8_t SImage_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, uint16_t ConfigDescriptorSize,
- void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
+ uint8_t SImage_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ uint16_t ConfigDescriptorSize,
+ void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
/** Opens a new PIMA session with the attached device. This should be used before any session-orientated PIMA commands
* are issued to the device. Only one session can be open at the one time.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device
- * returned a logical command failure
+ * returned a logical command failure.
*/
uint8_t SImage_Host_OpenSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Closes an already opened PIMA session with the attached device. This should be used after all session-orientated
* PIMA commands have been issued to the device.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device
- * returned a logical command failure
+ * returned a logical command failure.
*/
uint8_t SImage_Host_CloseSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Sends a raw PIMA block header to the device, filling out the transaction ID automatically. This can be used to send
* arbitrary PIMA blocks to the device with or without parameters.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[in] PIMAHeader Pointer to a PIMA container structure that is to be sent
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[in] PIMAHeader Pointer to a PIMA container structure that is to be sent.
*
- * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
- uint8_t SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader);
+ uint8_t SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ SI_PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1)
+ ATTR_NON_NULL_PTR_ARG(2);
/** Receives a raw PIMA block header to the device. This can be used to receive arbitrary PIMA blocks from the device with
* or without parameters.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[out] PIMAHeader Pointer to a PIMA container structure where the received block is to be stored
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[out] PIMAHeader Pointer to a PIMA container structure where the received block is to be stored.
*
- * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
- uint8_t SImage_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader);
+ uint8_t SImage_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ SI_PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1)
+ ATTR_NON_NULL_PTR_ARG(2);
/** Sends a given PIMA command to the attached device, filling out the PIMA command header's Transaction ID automatically.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[in] Operation PIMA operation code to issue to the device
- * \param[in] TotalParams Total number of 32-bit parameters to send to the device in the issued command block
- * \param[in] Params Pointer to an array of 32-bit values containing the parameters to send in the command block
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[in] Operation PIMA operation code to issue to the device.
+ * \param[in] TotalParams Total number of 32-bit parameters to send to the device in the issued command block.
+ * \param[in] Params Pointer to an array of 32-bit values containing the parameters to send in the command block.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device
- * returned a logical command failure
+ * returned a logical command failure.
*/
- uint8_t SImage_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, const uint16_t Operation,
- const uint8_t TotalParams, uint32_t* Params) ATTR_NON_NULL_PTR_ARG(1);
+ uint8_t SImage_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ const uint16_t Operation,
+ const uint8_t TotalParams,
+ uint32_t* const Params) ATTR_NON_NULL_PTR_ARG(1);
/** Receives and checks a response block from the attached PIMA device, once a command has been issued and all data
* associated with the command has been transferred.
- *
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
+ *
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device
- * returned a logical command failure
+ * returned a logical command failure.
*/
uint8_t SImage_Host_ReceiveResponse(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Indicates if the device has issued a PIMA event block to the host via the asynchronous events pipe.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
*
- * \return Boolean true if an event is waiting to be read, false otherwise
+ * \return Boolean true if an event is waiting to be read, false otherwise.
*/
bool SImage_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Receives an asynchronous event block from the device via the asynchronous events pipe.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[out] PIMAHeader Pointer to a PIMA container structure where the event should be stored
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[out] PIMAHeader Pointer to a PIMA container structure where the event should be stored.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum, or \ref SI_ERROR_LOGICAL_CMD_FAILED if the device
- * returned a logical command failure
+ * returned a logical command failure.
*/
uint8_t SImage_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
- SI_PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1)
+ SI_PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1)
ATTR_NON_NULL_PTR_ARG(2);
/** Sends arbitrary data to the attached device, for use in the data phase of PIMA commands which require data
* transfer beyond the regular PIMA command block parameters.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[in] Buffer Pointer to a buffer where the data to send has been stored
- * \param[in] Bytes Length in bytes of the data in the buffer to send to the attached device
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[in] Buffer Pointer to a buffer where the data to send has been stored.
+ * \param[in] Bytes Length in bytes of the data in the buffer to send to the attached device.
*
- * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
- uint8_t SImage_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, void* Buffer,
+ uint8_t SImage_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ void* Buffer,
const uint16_t Bytes) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/** Receives arbitrary data from the attached device, for use in the data phase of PIMA commands which require data
* transfer beyond the regular PIMA command block parameters.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
- * \param[out] Buffer Pointer to a buffer where the received data is to be stored
- * \param[in] Bytes Length in bytes of the data to read
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
+ * \param[out] Buffer Pointer to a buffer where the received data is to be stored.
+ * \param[in] Bytes Length in bytes of the data to read.
*
- * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
- uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, void* Buffer,
+ uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ void* Buffer,
const uint16_t Bytes) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/* Inline Functions: */
* interface. This should be called frequently in the main program loop, before the master USB management task
* \ref USB_USBTask().
*
- * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state.
*/
- static inline void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo);
+ static inline void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
static inline void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
{
(void)SIInterfaceInfo;
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