LibTiePie  0.5
Library for interfacing TiePie engineering instruments
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Description

Notifications indicating a device is removed.

LibTiePie can notify the calling application that a device is removed in different ways:

Functions

void DevSetCallbackRemoved (TpDeviceHandle_t hDevice, TpCallback_t pCallback, void *pData)
 Set a callback function which is called when the device is removed. More...
 
void DevSetEventRemoved (TpDeviceHandle_t hDevice, int fdEvent)
 Set an event file descriptor which is set when the device is removed. More...
 

Function Documentation

void DevSetCallbackRemoved ( TpDeviceHandle_t  hDevice,
TpCallback_t  pCallback,
void *  pData 
)

Set a callback function which is called when the device is removed.

Parameters
[in]hDeviceA device handle identifying the device.
[in]pCallbackA pointer to the callback function. Use NULL to disable.
[in]pDataOptional user data.
Status values
INVALID_HANDLE The handle to the device is invalid.
DEVICE_GONE The device indicated by the device handle is no longer available.
LIBRARY_NOT_INITIALIZEDThe library is not initialized, see LibInit().
SUCCESS The function executed successfully.
Since
0.4.0
void DevSetEventRemoved ( TpDeviceHandle_t  hDevice,
int  fdEvent 
)

Set an event file descriptor which is set when the device is removed.

Parameters
[in]hDeviceA device handle identifying the device.
[in]fdEventAn event file descriptor. Use <0 to disable.
Status values
INVALID_HANDLE The handle to the device is invalid.
DEVICE_GONE The device indicated by the device handle is no longer available.
LIBRARY_NOT_INITIALIZEDThe library is not initialized, see LibInit().
SUCCESS The function executed successfully.
Note
This function is only available on GNU/Linux.
Since
0.4.0