1extern "C" {
 2#include "netio.h"
 3#include "common/netif.h"
 4}
 5
 6#include <NetworkInterface.h>
 7#include <NetworkRoster.h>
 8
 9const char* ffNetIOGetIoCounters(FFlist* result, FFNetIOOptions* options) {
10    BNetworkRoster& roster = BNetworkRoster::Default();
11
12    BNetworkInterface interface;
13    uint32 cookie = 0;
14
15    uint32_t defaultRouteIfIndex = ffNetifGetDefaultRouteV4()->ifIndex;
16
17    while (roster.GetNextInterface(&cookie, interface) == B_OK) {
18        if (!interface.Exists()) {
19            continue;
20        }
21
22        bool defaultRoute = interface.Index() == defaultRouteIfIndex;
23        if (options->defaultRouteOnly && !defaultRoute) {
24            continue;
25        }
26
27        if (options->namePrefix.length && strncmp(interface.Name(), options->namePrefix.chars, options->namePrefix.length) != 0) {
28            continue;
29        }
30
31        ifreq_stats stats = {};
32        if (interface.GetStats(stats) != B_OK) {
33            continue;
34        }
35
36        FFNetIOResult* counters = FF_LIST_ADD(FFNetIOResult, *result);
37        *counters = (FFNetIOResult) {
38            .name = ffStrbufCreateS(interface.Name()),
39            .defaultRoute = defaultRoute,
40            .txBytes = stats.send.bytes,
41            .rxBytes = stats.receive.bytes,
42            .txPackets = stats.send.packets,
43            .rxPackets = stats.receive.packets,
44            .rxErrors = stats.receive.errors,
45            .txErrors = stats.send.errors,
46            .rxDrops = stats.receive.dropped,
47            .txDrops = stats.send.dropped
48        };
49    }
50
51    return nullptr;
52}