kopia lustrzana https://gitlab.com/sane-project/backends
100 wiersze
2.8 KiB
C++
100 wiersze
2.8 KiB
C++
/* sane - Scanner Access Now Easy.
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Copyright (C) 2019 Povilas Kanapickas <povilas@radix.lt>
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This file is part of the SANE package.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef BACKEND_GENESYS_USB_DEVICE_H
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#define BACKEND_GENESYS_USB_DEVICE_H
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#include "error.h"
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#include "../include/sane/sanei_usb.h"
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#include <cstdint>
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#include <string>
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namespace genesys {
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class IUsbDevice {
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public:
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IUsbDevice() = default;
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IUsbDevice(const IUsbDevice& other) = delete;
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IUsbDevice& operator=(const IUsbDevice&) = delete;
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virtual ~IUsbDevice();
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virtual bool is_open() const = 0;
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virtual const std::string& name() const = 0;
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virtual void open(const char* dev_name) = 0;
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virtual void clear_halt() = 0;
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virtual void reset() = 0;
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virtual void close() = 0;
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virtual std::uint16_t get_vendor_id() = 0;
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virtual std::uint16_t get_product_id() = 0;
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virtual std::uint16_t get_bcd_device() = 0;
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virtual void control_msg(int rtype, int reg, int value, int index, int length,
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std::uint8_t* data) = 0;
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virtual void bulk_read(std::uint8_t* buffer, std::size_t* size) = 0;
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virtual void bulk_write(const std::uint8_t* buffer, std::size_t* size) = 0;
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};
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class UsbDevice : public IUsbDevice {
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public:
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UsbDevice() = default;
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~UsbDevice() override;
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bool is_open() const override { return is_open_; }
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const std::string& name() const override { return name_; }
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void open(const char* dev_name) override;
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void clear_halt() override;
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void reset() override;
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void close() override;
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std::uint16_t get_vendor_id() override;
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std::uint16_t get_product_id() override;
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std::uint16_t get_bcd_device() override;
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void control_msg(int rtype, int reg, int value, int index, int length,
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std::uint8_t* data) override;
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void bulk_read(std::uint8_t* buffer, std::size_t* size) override;
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void bulk_write(const std::uint8_t* buffer, std::size_t* size) override;
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private:
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void assert_is_open() const;
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void set_not_open();
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std::string name_;
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bool is_open_ = false;
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int device_num_ = 0;
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};
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} // namespace genesys
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#endif // BACKEND_GENESYS_USB_DEVICE_H
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