mirror of git://git.suckless.org/slstatus
141 lines
2.9 KiB
C
141 lines
2.9 KiB
C
/* See LICENSE file for copyright and license details. */
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#include <stdio.h>
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#include <limits.h>
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#include "../util.h"
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#include "../slstatus.h"
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#if defined(__linux__)
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#include <stdint.h>
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const char *
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netspeed_rx(const char *interface)
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{
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uintmax_t oldrxbytes;
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static uintmax_t rxbytes;
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extern const unsigned int interval;
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char path[PATH_MAX];
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oldrxbytes = rxbytes;
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if (esnprintf(path, sizeof(path),
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"/sys/class/net/%s/statistics/rx_bytes",
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interface) < 0) {
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return NULL;
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}
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if (pscanf(path, "%ju", &rxbytes) != 1) {
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return NULL;
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}
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if (oldrxbytes == 0) {
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return NULL;
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}
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return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
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1024);
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}
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const char *
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netspeed_tx(const char *interface)
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{
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uintmax_t oldtxbytes;
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static uintmax_t txbytes;
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extern const unsigned int interval;
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char path[PATH_MAX];
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oldtxbytes = txbytes;
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if (esnprintf(path, sizeof(path),
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"/sys/class/net/%s/statistics/tx_bytes",
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interface) < 0) {
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return NULL;
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}
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if (pscanf(path, "%ju", &txbytes) != 1) {
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return NULL;
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}
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if (oldtxbytes == 0) {
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return NULL;
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}
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return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
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1024);
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}
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#elif defined(__OpenBSD__) | defined(__FreeBSD__)
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#include <string.h>
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#include <ifaddrs.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <net/if.h>
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const char *
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netspeed_rx(const char *interface)
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{
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struct ifaddrs *ifal, *ifa;
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struct if_data *ifd;
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uintmax_t oldrxbytes;
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static uintmax_t rxbytes;
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extern const unsigned int interval;
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int if_ok = 0;
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oldrxbytes = rxbytes;
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if (getifaddrs(&ifal) == -1) {
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warn("getifaddrs failed");
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return NULL;
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}
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rxbytes = 0;
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for (ifa = ifal; ifa; ifa = ifa->ifa_next) {
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if (!strcmp(ifa->ifa_name, interface) &&
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(ifd = (struct if_data *)ifa->ifa_data)) {
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rxbytes += ifd->ifi_ibytes, if_ok = 1;
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}
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}
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freeifaddrs(ifal);
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if (!if_ok) {
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warn("reading 'if_data' failed");
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return NULL;
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}
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if (oldrxbytes == 0) {
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return NULL;
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}
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return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
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1024);
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}
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const char *
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netspeed_tx(const char *interface)
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{
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struct ifaddrs *ifal, *ifa;
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struct if_data *ifd;
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uintmax_t oldtxbytes;
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static uintmax_t txbytes;
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extern const unsigned int interval;
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int if_ok = 0;
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oldtxbytes = txbytes;
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if (getifaddrs(&ifal) == -1) {
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warn("getifaddrs failed");
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return NULL;
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}
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txbytes = 0;
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for (ifa = ifal; ifa; ifa = ifa->ifa_next) {
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if (!strcmp(ifa->ifa_name, interface) &&
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(ifd = (struct if_data *)ifa->ifa_data)) {
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txbytes += ifd->ifi_obytes, if_ok = 1;
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}
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}
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freeifaddrs(ifal);
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if (!if_ok) {
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warn("reading 'if_data' failed");
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return NULL;
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}
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if (oldtxbytes == 0) {
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return NULL;
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}
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return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
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1024);
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}
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#endif
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