libdrmconf 0.12.1
A library to program DMR radios.
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hid_libusb.hh
1#ifndef HID_MACOS_HH
2#define HID_MACOS_HH
3
4#include <QObject>
5#include <libusb.h>
6#include "errorstack.hh"
7#include "radiointerface.hh"
8
11class HIDevice: public QObject
12{
13 Q_OBJECT
14
15public:
18 {
19 public:
21 Descriptor(const USBDeviceInfo &info, uint8_t bus, uint8_t device);
22 };
23
24
25public:
27 HIDevice(const USBDeviceDescriptor &descr, const ErrorStack &err=ErrorStack(), QObject *parent=nullptr);
29 virtual ~HIDevice();
30
32 bool isOpen() const;
39 bool hid_send_recv(const unsigned char *data, unsigned nbytes,
40 unsigned char *rdata, unsigned rlength, const ErrorStack &err=ErrorStack());
41
43 void close();
44
45public:
47 static QList<USBDeviceDescriptor> detect(uint16_t vid, uint16_t pid);
48
49protected:
51 int write_read(const unsigned char *data, unsigned length,
52 unsigned char *reply, unsigned rlength, const ErrorStack &err=ErrorStack());
54 static void read_callback(struct libusb_transfer *t);
55
56protected:
58 libusb_context *_ctx;
60 libusb_device_handle *_dev;
62 struct libusb_transfer *_transfer;
64 unsigned char _receive_buf[42];
66 volatile int _nbytes_received;
69};
70
71#endif // HID_MACOS_HH
Implements a stack of error messages to provide a pretty formatted error traceback.
Definition errorstack.hh:41
Specialization to address a HI device uniquely.
Definition hid_macos.hh:18
Descriptor(const USBDeviceInfo &info, uint8_t bus, uint8_t device)
Constructor from interface info, bus number and device address.
Definition hid_libusb.cc:11
Implements the HID radio interface using libusb.
Definition hid_libusb.hh:12
int write_read(const unsigned char *data, unsigned length, unsigned char *reply, unsigned rlength, const ErrorStack &err=ErrorStack())
Internal used implementation of send_recv().
Definition hid_libusb.cc:219
libusb_context * _ctx
libusb context.
Definition hid_libusb.hh:58
unsigned char _receive_buf[42]
Receive buffer.
Definition hid_libusb.hh:64
ErrorStack _cbError
Internal used error stack for the static callback function.
Definition hid_libusb.hh:68
libusb_device_handle * _dev
libusb device.
Definition hid_libusb.hh:60
HIDevice(const USBDeviceDescriptor &descr, const ErrorStack &err=ErrorStack(), QObject *parent=nullptr)
Connects to the device with given vendor and product ID.
Definition hid_libusb.cc:21
bool hid_send_recv(const unsigned char *data, unsigned nbytes, unsigned char *rdata, unsigned rlength, const ErrorStack &err=ErrorStack())
Send command/data to the device and store response in rdata.
Definition hid_libusb.cc:177
static void read_callback(struct libusb_transfer *t)
Callback for response data.
Definition hid_libusb.cc:282
struct libusb_transfer * _transfer
libusb async transfer descriptor.
Definition hid_libusb.hh:62
bool isOpen() const
Returns true if the connection is established.
Definition hid_libusb.cc:150
void close()
Close connection to device.
Definition hid_libusb.cc:155
virtual ~HIDevice()
Destructor.
Definition hid_libusb.cc:104
volatile int _nbytes_received
Receive result.
Definition hid_libusb.hh:66
static QList< USBDeviceDescriptor > detect(uint16_t vid, uint16_t pid)
Finds all HID interfaces with the specified VID/PID combination.
Definition hid_libusb.cc:109
Base class for all radio interface descriptors representing a unique interface to a connected radio.
Definition usbdevice.hh:197
const QVariant & device() const
Returns the device information identifying the interface uniquely.
Definition usbdevice.cc:290
Generic information about a possible radio interface.
Definition usbdevice.hh:121