X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/b7049da11b6fe3c37b23d8f7dddfff08ba14f449..665fe11f128b95874befdd59492379a0f5d8105e:/LUFA/Drivers/USB/Class/Host/HID.h?ds=inline diff --git a/LUFA/Drivers/USB/Class/Host/HID.h b/LUFA/Drivers/USB/Class/Host/HID.h index 56bf04f7e..56b27df79 100644 --- a/LUFA/Drivers/USB/Class/Host/HID.h +++ b/LUFA/Drivers/USB/Class/Host/HID.h @@ -31,6 +31,10 @@ /** \ingroup Group_USBClassHID * @defgroup Group_USBClassHIDHost HID Class Host 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/Host/HID.c + * * \section Module Description * Host Mode USB Class driver framework interface, for the HID USB Class driver. * @@ -43,6 +47,7 @@ /* Includes: */ #include "../../USB.h" #include "../Common/HID.h" + #include "HIDParser.h" /* Enable C linkage for C++ Compilers: */ #if defined(__cplusplus) @@ -50,8 +55,77 @@ #endif /* Public Interface - May be used in end-application: */ + /* Type Defines: */ + /** Class state structure. An instance of this structure should be made within the user application, + * and passed to each of the HID class driver functions as the HIDInterfaceInfo parameter. This + * stores each HID interface's configuration and state information. + */ + typedef struct + { + const struct + { + uint8_t DataINPipeNumber; /**< Pipe number of the HID interface's IN data pipe */ + uint8_t DataOUTPipeNumber; /**< Pipe number of the HID interface's OUT data pipe */ + + uint8_t HIDInterfaceProtocol; /**< HID interface protocol value to match against if a specific + * boot subclass protocol is required (e.g. keyboard, mouse), or + * leave as 0 to match against the first HID interface found + */ + } Config; /**< Config data for the USB class interface within the device. All elements in this section + * must be set or the interface will fail to enumerate and operate correctly. + */ + struct + { + bool Active; /**< Indicates if the current interface instance is connected to an attached device, valid + * after \ref HID_Host_ConfigurePipes() is called and the Host state machine is in the + * Configured state + */ + uint8_t InterfaceNumber; /**< Interface index of the HID interface within the attached device */ + + uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe */ + uint16_t DataOUTPipeSize; /**< Size in bytes of the HID interface's OUT data pipe */ + + bool SupportsBootSubClass; /**< Indicates if the current interface instance supports the HID Boot + * Protocol when enabled via \ref USB_HID_Host_SetProtocol() + */ + } State; /**< State data for the USB class interface within the device. All elements in this section + * may be set to initial values, but may also be ignored to default to sane values when + * the interface is enumerated. + */ + } USB_ClassInfo_HID_Host_t; + + /* Enums: */ + enum HIDHost_EnumerationFailure_ErrorCodes_t + { + HID_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully */ + HID_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor */ + HID_ENUMERROR_NoHIDInterfaceFound = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor */ + HID_ENUMERROR_EndpointsNotFound = 3, /**< Compatible HID endpoints were not found in the device's HID interface */ + }; + /* Function Prototypes: */ + void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo, uint16_t ConfigDescriptorLength, + uint8_t* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1, 3); + + bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1); + uint8_t USB_HID_Host_SetProtocol(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo, bool UseReportProtocol) ATTR_NON_NULL_PTR_ARG(1); + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define HID_INTERFACE_CLASS 0x03 + + #define HID_FOUND_DATAPIPE_IN (1 << 0) + #define HID_FOUND_DATAPIPE_OUT (1 << 1) + + /* Function Prototypes: */ + #if defined(INCLUDE_FROM_HID_CLASS_HOST_C) + static uint8_t DComp_HID_Host_NextHIDInterface(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t DComp_HID_Host_NextInterfaceHIDDataEndpoint(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + /* Disable C linkage for C++ Compilers: */ #if defined(__cplusplus) }