Firmware
CDev.hpp
1 /****************************************************************************
2  *
3  * Copyright (c) 2012-2017 PX4 Development Team. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in
13  * the documentation and/or other materials provided with the
14  * distribution.
15  * 3. Neither the name PX4 nor the names of its contributors may be
16  * used to endorse or promote products derived from this software
17  * without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
22  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
23  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
25  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
26  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
29  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  *
32  ****************************************************************************/
33 
40 #ifndef _DEVICE_CDEV_HPP
41 #define _DEVICE_CDEV_HPP
42 
43 #include "Device.hpp"
44 #include <lib/cdev/CDev.hpp>
45 
46 #include <px4_config.h>
47 #include <px4_posix.h>
48 
52 namespace device
53 {
54 
55 using file_t = cdev::file_t;
56 
60 class __EXPORT CDev : public Device, public cdev::CDev
61 {
62 public:
69  CDev(const char *name, const char *devname); // TODO: dagar remove name and Device inheritance
70 
71  virtual ~CDev() = default;
72 
73  virtual int init();
74 
87  virtual int ioctl(file_t *filep, int cmd, unsigned long arg);
88 
89 protected:
90 
91  bool _pub_blocked{false};
93 private:
94 
95 };
96 
97 } // namespace device
98 
99 // class instance for primary driver of each class
100 enum CLASS_DEVICE {
101  CLASS_DEVICE_PRIMARY = 0,
102  CLASS_DEVICE_SECONDARY = 1,
103  CLASS_DEVICE_TERTIARY = 2
104 };
105 
106 #endif /* _DEVICE_CDEV_HPP */
Definitions for the generic base classes in the device framework.
Configuration flags used in code.
Includes POSIX-like functions for virtual character devices.
Namespace encapsulating all device framework classes, functions and data.
Definition: CDev.cpp:47
Abstract class for any character device.
Definition: CDev.hpp:60
Definition: I2C.hpp:51
Fundamental base class for all physical drivers (I2C, SPI).
Definition: Device.hpp:65
Definition: cdev_platform.hpp:20
Abstract class for any character device.
Definition: CDev.hpp:58