_AirpcapDeviceTimestamp Struct Reference
[AirPcap definitions and data structures]

Structure used to read the free running counter on a device. More...

#include <airpcap.h>


Data Fields

ULONGLONG DeviceTimestamp
 Current value of the device counter, in microseconds.
ULONGLONG SoftwareTimestampBefore
 Value of the software counter used to timestamp packets before reading the device counter, in microseconds.
ULONGLONG SoftwareTimestampAfter
 Value of the software counter used to timestamp packets after reading the device counter, in microseconds.


Detailed Description

Structure used to read the free running counter on a device.

This structure contains the current value of the counter used by the device to timestamp packets (when the hardware supports hardware timestamps). This structure also contains the value of the software counter (used to timestamp packets in software), before and after the hardware counter is read on the device.


Field Documentation

Current value of the device counter, in microseconds.

Value of the software counter used to timestamp packets before reading the device counter, in microseconds.

Value of the software counter used to timestamp packets after reading the device counter, in microseconds.


AirPcap documentation. Copyright (c) 2006-2008 CACE Technologies, Inc. All rights reserved.