return fmt_scaled((txbytes - oldtxbytes) / interval * 1000);
}
#elif defined(__OpenBSD__)
- /* unimplemented */
+ #include <string.h>
+ #include <ifaddrs.h>
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ #include <net/if.h>
+
+ const char *
+ netspeed_rx(const char *interface)
+ {
+ struct ifaddrs *ifal, *ifa;
+ struct if_data *ifd;
+ static uint64_t oldrxbytes;
+ uint64_t rxbytes = 0;
+ const char *rxs;
+ extern const unsigned int interval;
+ char if_ok = 0;
+
+ if (getifaddrs(&ifal) == -1) {
+ warn("getifaddrs failed");
+ return NULL;
+ }
+ for (ifa = ifal; ifa; ifa = ifa->ifa_next) {
+ if (!strcmp(ifa->ifa_name, interface) &&
+ (ifd = (struct if_data *)ifa->ifa_data)) {
+ rxbytes += ifd->ifi_ibytes, if_ok = 1;
+ }
+ }
+ freeifaddrs(ifal);
+ if (!if_ok) {
+ warn("reading 'if_data' failed");
+ return NULL;
+ }
+
+ rxs = oldrxbytes ? fmt_scaled((rxbytes - oldrxbytes) /
+ interval * 1000) : NULL;
+ return (oldrxbytes = rxbytes, rxs);
+ }
+
+ const char *
+ netspeed_tx(const char *interface)
+ {
+ struct ifaddrs *ifal, *ifa;
+ struct if_data *ifd;
+ static uint64_t oldtxbytes;
+ uint64_t txbytes = 0;
+ const char *txs;
+ extern const unsigned int interval;
+ char if_ok = 0;
+
+ if (getifaddrs(&ifal) == -1) {
+ warn("getifaddrs failed");
+ return NULL;
+ }
+ for (ifa = ifal; ifa; ifa = ifa->ifa_next) {
+ if (!strcmp(ifa->ifa_name, interface) &&
+ (ifd = (struct if_data *)ifa->ifa_data)) {
+ txbytes += ifd->ifi_obytes, if_ok = 1;
+ }
+ }
+ freeifaddrs(ifal);
+ if (!if_ok) {
+ warn("reading 'if_data' failed");
+ return NULL;
+ }
+
+ txs = oldtxbytes ? fmt_scaled((txbytes - oldtxbytes) /
+ interval * 1000) : NULL;
+ return (oldtxbytes = txbytes, txs);
+ }
#endif