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Diffstat (limited to 'lib/lufa/LUFA/Drivers/USB/Class/Host/StillImageClassHost.h')
| -rw-r--r-- | lib/lufa/LUFA/Drivers/USB/Class/Host/StillImageClassHost.h | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Host/StillImageClassHost.h b/lib/lufa/LUFA/Drivers/USB/Class/Host/StillImageClassHost.h new file mode 100644 index 0000000000..ababdb09a6 --- /dev/null +++ b/lib/lufa/LUFA/Drivers/USB/Class/Host/StillImageClassHost.h @@ -0,0 +1,317 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 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 + 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 + software without specific, written prior permission. + + The author disclaims all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Host mode driver for the library USB Still Image Class driver. + * + * Host mode driver for the library USB Still Image Class driver. + * + * \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_USBClassSI + * \defgroup Group_USBClassStillImageHost Still Image Class Host Mode Driver + * + * \section Sec_USBClassStillImageHost_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/USB/Class/Host/StillImageClassHost.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i> + * + * \section Sec_USBClassStillImageHost_ModDescription Module Description + * Host Mode USB Class driver framework interface, for the Still Image USB Class driver. + * + * @{ + */ + +#ifndef __SI_CLASS_HOST_H__ +#define __SI_CLASS_HOST_H__ + + /* Includes: */ + #include "../../USB.h" + #include "../Common/StillImageClassCommon.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_SI_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/USB.h instead. + #endif + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** Error code for some Still Image Host functions, indicating a logical (and not hardware) error. */ + #define SI_ERROR_LOGICAL_CMD_FAILED 0x80 + + /* Type Defines: */ + /** \brief Still Image Class Host Mode Configuration and State Structure. + * + * Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the Still Image class driver functions as the \c SIInterfaceInfo parameter. This + * stores each Still Image interface's configuration and state information. + */ + typedef struct + { + struct + { + USB_Pipe_Table_t DataINPipe; /**< Data IN Pipe configuration table. */ + USB_Pipe_Table_t DataOUTPipe; /**< Data OUT Pipe configuration table. */ + USB_Pipe_Table_t EventsPipe; /**< Event notification IN Pipe configuration table. */ + } 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 IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref SI_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state. + */ + uint8_t InterfaceNumber; /**< Interface index of the Still Image interface within the attached 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. + */ + } USB_ClassInfo_SI_Host_t; + + /* Enums: */ + /** Enum for the possible error codes returned by the \ref SI_Host_ConfigurePipes() function. */ + enum SI_Host_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_NoCompatibleInterfaceFound = 2, /**< A compatible Still Image interface was not found in the device's + * Configuration Descriptor. + */ + SI_ENUMERROR_PipeConfigurationFailed = 3, /**< One or more pipes for the specified interface could not be configured correctly. */ + }; + + /* Function Prototypes: */ + /** Host interface configuration routine, to configure a given Still Image host interface instance using the + * Configuration Descriptor read from an attached USB device. This function automatically updates the given Still + * Image Host instance's state values and configures the pipes required to communicate with the interface if it is + * 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] ConfigDescriptorData Pointer to a buffer containing the attached device's Configuration Descriptor. + * + * \return A value from the \ref SI_Host_EnumerationFailure_ErrorCodes_t enum. + */ + uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + uint16_t ConfigDescriptorSize, + void* ConfigDescriptorData) 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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + */ + uint8_t SI_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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + */ + uint8_t SI_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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + PIMA_Container_t* const PIMAHeader) ATTR_NON_NULL_PTR_ARG(1) + ATTR_NON_NULL_PTR_ARG(2); + + /** Receives a raw PIMA block header from the device. This can be used to receive arbitrary PIMA blocks from the device with + * or without parameters. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + 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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \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. + */ + uint8_t SI_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 Still Image device, once a command has been issued and all data + * associated with the command has been transferred. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + */ + uint8_t SI_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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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 Boolean \c true if an event is waiting to be read, \c false otherwise. + */ + bool SI_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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \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. + */ + uint8_t SI_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + 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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, + const 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. + * + * \pre This function must only be called when the Host state machine is in the \ref 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. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t SI_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: */ + /** General management task for a given Still Image host 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] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state. + */ + static inline void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1) ATTR_ALWAYS_INLINE; + static inline void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) + { + (void)SIInterfaceInfo; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define SI_COMMAND_DATA_TIMEOUT_MS 10000 + + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_STILLIMAGE_HOST_C) + static uint8_t DCOMP_SI_Host_NextSIInterface(void* const CurrentDescriptor) + ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DCOMP_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor) + ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + |