+ /* Type Defines: */\r
+ /** Class state structure. An instance of this structure should be made within the user application,\r
+ * and passed to each of the HID class driver functions as the HIDInterfaceInfo parameter. This\r
+ * stores each HID interface's configuration and state information.\r
+ */\r
+ typedef struct\r
+ {\r
+ const struct\r
+ {\r
+ uint8_t DataINPipeNumber; /**< Pipe number of the MS interface's IN data pipe */\r
+ uint8_t DataOUTPipeNumber; /**< Pipe number of the MS interface's OUT data pipe */\r
+ } Config; /**< Config data for the USB class interface within the device. All elements in this section\r
+ * <b>must</b> be set or the interface will fail to enumerate and operate correctly.\r
+ */\r
+ struct\r
+ {\r
+ bool Active; /**< Indicates if the current interface instance is connected to an attached device, valid\r
+ * after \ref HID_Host_ConfigurePipes() is called and the Host state machine is in the\r
+ * Configured state\r
+ */\r
+ uint8_t InterfaceNumber; /**< Interface index of the HID interface within the attached device */\r
+\r
+ uint16_t DataINPipeSize; /**< Size in bytes of the MS interface's IN data pipe */\r
+ uint16_t DataOUTPipeSize; /**< Size in bytes of the MS interface's OUT data pipe */\r
+ } State; /**< State data for the USB class interface within the device. All elements in this section\r
+ * <b>may</b> be set to initial values, but may also be ignored to default to sane values when\r
+ * the interface is enumerated.\r
+ */\r
+ } USB_ClassInfo_MS_Host_t;\r
+\r
+ /* Enums: */\r
+ enum\r
+ {\r
+ MS_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully */\r
+ MS_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor */\r
+ MS_ENUMERROR_NoMSInterfaceFound = 2, /**< A compatible Mass Storage interface was not found in the device's Configuration Descriptor */\r
+ MS_ENUMERROR_EndpointsNotFound = 3, /**< Compatible Mass Storage endpoints were not found in the device's interfaces */\r
+ } MSHost_EnumerationFailure_ErrorCodes_t;\r
+ \r