Intel Extensible Firmware Interface - Manual (Page 620)

Extensible Firmware Interface Specification
15-14 12/01/02 Version 1.10
EFI_SIMPLE_NETWORK.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” below.
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;
UINT64 RxDroppedFrames;
UINT64 RxUnicastFrames;
UINT64 RxBroadcastFrames;
UINT64 RxMulticastFrames;
UINT64 RxCrcErrorFrames;
UINT64 RxTotalBytes;
UINT64 TxTotalFrames;