mirror of https://github.com/EspoTek/Labrador.git
100 lines
2.8 KiB
ObjectPascal
100 lines
2.8 KiB
ObjectPascal
program enumerate;
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{$APPTYPE CONSOLE}
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uses
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SysUtils,
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libusbK in '..\libusbK.pas';
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procedure EnumerateAttachedDevices;
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var
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deviceCount : Cardinal;
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lDeviceList : KLST_HANDLE;
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lDeviceInfo : KLST_DEVINFO_HANDLE;
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i : Integer;
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begin
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deviceCount := 0;
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lDeviceList := Nil;
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lDeviceInfo := Nil;
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// Get the device list
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if (not LstK_Init(lDeviceList, 0)) then
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begin
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WriteLn('Error in LstK_Init!');
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Exit;
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end;
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try // make sure list is freed under all circumstances
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LstK_Count(lDeviceList, deviceCount);
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if (deviceCount = 0) then
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begin
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WriteLn('No devices found!');
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Exit; // lDeviceList is freed in finally
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end;
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i := -1;
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while LstK_MoveNext(lDeviceList, lDeviceInfo) do
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begin
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Inc(i);
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if Assigned(lDeviceInfo) then
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begin
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WriteLn('Device ',i,' ---------------------------------');
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WriteLn('VID: ',lDeviceInfo.Common.Vid);
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WriteLn('PID: ',lDeviceInfo.Common.Pid);
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WriteLn('MI: ',lDeviceInfo.Common.MI);
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WriteLn('InstanceID: ',lDeviceInfo.Common.InstanceID);
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WriteLn('DriverID: ',lDeviceInfo.DriverID);
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WriteLn('DeviceInterfaceGUID: ',lDeviceInfo.DeviceInterfaceGUID);
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WriteLn('InstanceID: ',lDeviceInfo.InstanceID);
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WriteLn('ClassGUID: ',lDeviceInfo.ClassGUID);
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WriteLn('Mfg: ',lDeviceInfo.Mfg);
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WriteLn('DeviceDesc: ',lDeviceInfo.DeviceDesc);
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WriteLn('Service: ',lDeviceInfo.Service);
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WriteLn('SymbolicLink: ',lDeviceInfo.SymbolicLink);
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WriteLn('DevicePath: ',lDeviceInfo.DevicePath);
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WriteLn('LUsb0FilterIndex: ',lDeviceInfo.LUsb0FilterIndex);
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if lDeviceInfo.Connected then
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WriteLn('Connected: True')
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else
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WriteLn('Connected: False');
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WriteLn('SyncFlags: '+Format('%x',[lDeviceInfo.SyncFlags]));
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end;
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end;
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finally
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if Assigned(lDeviceList) then
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LstK_Free(lDeviceList);
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end;
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end;
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begin
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WriteLn('libusbK Device enumeration demo');
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if not libusbK.DllAvailable then
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begin
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WriteLn('Error: '+libusbK.LIBUSBK_DLL+' not available!');
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Halt(1);
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end;
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EnumerateAttachedDevices;
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WriteLn('libusbK Device enumeration done');
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(* Example output
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libusbK Device enumeration demo
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Device 0 ---------------------------------
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VID: 1204
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PID: 34323
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MI: -1
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InstanceID: 6&564E695&0&1
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DriverID: 0
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DeviceInterfaceGUID: {53373f62-b5e4-d526-b292-f86533b3e7df}
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InstanceID: USB\Vid_04b4&Pid_8613\6&564e695&0&1
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ClassGUID: {ECFB0CFD-74C4-4F52-BBF7-343461CD72AC}
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Mfg: Cypress Semiconductor Corp.
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DeviceDesc: Cypress Generic USB Device (LibUSB)
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Service: libusbK
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SymbolicLink: \\?\USB#Vid_04b4&Pid_8613#6&564e695&0&1#{53373f62-b5e4-d526-b292-f86533b3e7df}
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DevicePath: \\?\USB#Vid_04b4&Pid_8613#6&564e695&0&1#{53373f62-b5e4-d526-b292-f86533b3e7df}
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LUsb0FilterIndex: -1
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Connected: True
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SyncFlags: 0
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libusbK Device enumeration done
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*)
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end.
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