Intel Extensible Firmware Interface, Specification

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Extensible Firmware Interface Specification
290 12/12/00 Version 1.02
15.1.8 EFI_SIMPLE_NETWO RK.Statistics()
Summary
Resets or collects the statistics on a network interface.
Prototype
EFI_STATUS
(EFIAPI *EFI_SIMPLE_NETWORK_STATISTICS) (
IN EFI_SIMPLE_NETWORK *This,
IN BOOLEAN Reset,
IN OUT UINTN *StatisticsSize OPTIONAL ,
OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL
);
Parameters
This
A pointer to the
EFI_SIMPLE_NETWORK
instance.
Reset
Set to
TRUE
to reset the statistics for the network interface.
StatisticsSize
On input the size, in bytes, of
StatisticsTable
. On output
the size, in bytes, of the resulting table of statistics.
StatisticsTable
A pointer to the
EFI_NETWORK_STATISTICS
structure that
contains the statistics. Type
EFI_NETWORK_STATISTICS
is
defined in “Related Definitions”.
Related Definitions
//*******************************************************
// EFI_NETWORK_STATISTICS
//
// Any statistic value that is –1 is not available
// on the device and is to be ignored.
//*******************************************************
typedef struct {
UINT64 RxTotalFrames;
UINT64 RxGoodFrames;
UINT64 RxUndersizeFrames;
UINT64 RxOversizeFrames;