/* * Copyright (c) 2016, Freescale Semiconductor, Inc. * Copyright 2016 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef __USB_HOST_PRINTER_H__ #define __USB_HOST_PRINTER_H__ /******************************************************************************* * Definitions ******************************************************************************/ /*! * @addtogroup usb_host_printer_drv * @{ */ /*! @brief Printer class code */ #define USB_HOST_PRINTER_CLASS_CODE (7U) /*! @brief Printer sub-class code */ #define USB_HOST_PRINTER_SUBCLASS_CODE (1U) /*! @brief Printer class protocol code (Unidirectional interface) */ #define USB_HOST_PRINTER_PROTOCOL_UNIDIRECTION (1U) /*! @brief Printer class protocol code (Bi-directional interface) */ #define USB_HOST_PRINTER_PROTOCOL_BIDIRECTION (2U) /*! @brief Printer class protocol code (IEEE® 1284.4 compatible bi-directional interface) */ #define USB_HOST_PRINTER_PROTOCOL_IEEE1284 (3U) /*! @brief Printer class-specific request (GET_DEVICE_ID) */ #define USB_HOST_PRINTER_GET_DEVICE_ID (0) /*! @brief Printer class-specific request (GET_PORT_STATUS) */ #define USB_HOST_PRINTER_GET_PORT_STATUS (1) /*! @brief Printer class-specific request (SOFT_RESET) */ #define USB_HOST_PRINTER_SOFT_RESET (2) /*! @brief Paper empty bit mask for GET_PORT_STATUS */ #define USB_HOST_PRINTER_PORT_STATUS_PAPER_EMPTRY_MASK (0x20U) /*! @brief Select bit mask for GET_PORT_STATUS */ #define USB_HOST_PRINTER_PORT_STATUS_SELECT_MASK (0x10U) /*! @brief Error bit mask for GET_PORT_STATUS */ #define USB_HOST_PRINTER_PORT_STATUS_NOT_ERROR_MASK (0x08U) /*! @brief Printer instance structure and printer usb_host_class_handle pointer to this structure */ typedef struct _usb_host_printer_instance { usb_host_handle hostHandle; /*!< This instance's related host handle*/ usb_device_handle deviceHandle; /*!< This instance's related device handle*/ usb_host_interface_handle interfaceHandle; /*!< This instance's related interface handle*/ usb_host_pipe_handle controlPipe; /*!< This instance's related device control pipe*/ usb_host_pipe_handle inPipe; /*!< Printer bulk in pipe*/ usb_host_pipe_handle outPipe; /*!< Printer bulk out pipe*/ transfer_callback_t inCallbackFn; /*!< Printer bulk in transfer callback function pointer*/ void *inCallbackParam; /*!< Printer bulk in transfer callback parameter*/ transfer_callback_t outCallbackFn; /*!< Printer bulk out transfer callback function pointer*/ void *outCallbackParam; /*!< Printer bulk out transfer callback parameter*/ transfer_callback_t controlCallbackFn; /*!< Printer control transfer callback function pointer*/ void *controlCallbackParam; /*!< Printer control transfer callback parameter*/ usb_host_transfer_t *controlTransfer; /*!< Ongoing control transfer*/ #if ((defined USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL) && USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL) uint8_t *stallDataBuffer; uint32_t stallDataLength; #endif uint16_t inPacketSize; /*!< Printer bulk in maximum packet size*/ uint16_t outPacketSize; /*!< Printer bulk out maximum packet size*/ } usb_host_printer_instance_t; /******************************************************************************* * API ******************************************************************************/ #ifdef __cplusplus extern "C" { #endif /*! * @name USB host printer class APIs * @{ */ /*! * @brief Initializes the printer instance. * * This function allocate the resource for the printer instance. * * @param[in] deviceHandle The device handle. * @param[out] classHandle Return class handle. * * @retval kStatus_USB_Success The device is initialized successfully. * @retval kStatus_USB_AllocFail Allocate memory fail. */ extern usb_status_t USB_HostPrinterInit(usb_device_handle deviceHandle, usb_host_class_handle *classHandle); /*! * @brief Sets the interface. * * This function binds the interface with the printer instance. * * @param[in] classHandle The class handle. * @param[in] interfaceHandle The interface handle. * @param[in] alternateSetting The alternate setting value. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success The device is initialized successfully. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Send transfer fail. See the USB_HostSendSetup. * @retval kStatus_USB_Busy Callback return status, there is no idle pipe. * @retval kStatus_USB_TransferStall Callback return status, the transfer is stalled by the device. * @retval kStatus_USB_Error Callback return status, open pipe fail. See the USB_HostOpenPipe. */ extern usb_status_t USB_HostPrinterSetInterface(usb_host_class_handle classHandle, usb_host_interface_handle interfaceHandle, uint8_t alternateSetting, transfer_callback_t callbackFn, void *callbackParam); /*! * @brief De-initializes the printer instance. * * This function frees the resources for the printer instance. * * @param[in] deviceHandle The device handle. * @param[in] classHandle The class handle. * * @retval kStatus_USB_Success The device is de-initialized successfully. */ extern usb_status_t USB_HostPrinterDeinit(usb_device_handle deviceHandle, usb_host_class_handle classHandle); /*! * @brief Receives data. * * This function implements the printer receiving data. * * @param[in] classHandle The class handle. * @param[out] buffer The buffer pointer. * @param[in] bufferLength The buffer length. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success Receive request successfully. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Pipe is not initialized. * Or, send transfer fail. See the USB_HostRecv. */ extern usb_status_t USB_HostPrinterRecv(usb_host_class_handle classHandle, uint8_t *buffer, uint32_t bufferLength, transfer_callback_t callbackFn, void *callbackParam); /*! * @brief Sends data. * * This function implements the printer sending data. * * @param[in] classHandle The class handle. * @param[in] buffer The buffer pointer. * @param[in] bufferLength The buffer length. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success Send request successfully. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Pipe is not initialized. * Or, send transfer fail. See the USB_HostSend. */ extern usb_status_t USB_HostPrinterSend(usb_host_class_handle classHandle, uint8_t *buffer, uint32_t bufferLength, transfer_callback_t callbackFn, void *callbackParam); /*! * @brief Gets the pipe maximum packet size. * * @param[in] classHandle The class handle. * @param[in] pipeType Its value is USB_ENDPOINT_CONTROL, USB_ENDPOINT_ISOCHRONOUS, USB_ENDPOINT_BULK or * USB_ENDPOINT_INTERRUPT. See the usb_spec.h * @param[in] direction Pipe direction. * * @retval 0 The classHandle is NULL. * @retval Maximum Packet size. */ extern uint16_t USB_HostPrinterGetPacketsize(usb_host_class_handle classHandle, uint8_t pipeType, uint8_t direction); /*! * @brief Printer get device ID. * * This function implements the printer class-specific request (GET_DEVICE_ID). * * @param[in] classHandle The class handle. * @param[in] interfaceIndex Interface index. * @param[in] alternateSetting Get the alternateSetting's device ID. * @param[out] buffer The buffer pointer. * @param[in] length The buffer length. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success Request successful. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Send transfer fail. See the USB_HostSendSetup. */ extern usb_status_t USB_HostPrinterGetDeviceId(usb_host_class_handle classHandle, uint8_t interfaceIndex, uint8_t alternateSetting, uint8_t *buffer, uint32_t length, transfer_callback_t callbackFn, void *callbackParam); /*! * @brief Printer get port status. * * This function implements the printer class-specific request (GET_PORT_STATUS). * * @param[in] classHandle The class handle. * @param[in] portStatus Port status buffer. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success Request successful. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Send transfer fail. See the USB_HostSendSetup. */ extern usb_status_t USB_HostPrinterGetPortStatus(usb_host_class_handle classHandle, uint8_t *portStatus, transfer_callback_t callbackFn, void *callbackParam); /*! * @brief Printer soft reset. * * This function implements the printer class-specific request (SOFT_RESET). * * @param[in] classHandle The class handle. * @param[in] portStatus Port status buffer. * @param[in] callbackFn This callback is called after this function completes. * @param[in] callbackParam The first parameter in the callback function. * * @retval kStatus_USB_Success Request successful. * @retval kStatus_USB_InvalidHandle The classHandle is NULL pointer. * @retval kStatus_USB_Busy There is no idle transfer. * @retval kStatus_USB_Error Send transfer fail. See the USB_HostSendSetup. */ extern usb_status_t USB_HostPrinterSoftReset(usb_host_class_handle classHandle, transfer_callback_t callbackFn, void *callbackParam); /*! @}*/ #ifdef __cplusplus } #endif /*! @}*/ #endif /* __USB_HOST_PRINTER_H__ */