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Diffstat (limited to 'desktop/slstatuso/components/netspeeds.c')
-rwxr-xr-xdesktop/slstatuso/components/netspeeds.c129
1 files changed, 129 insertions, 0 deletions
diff --git a/desktop/slstatuso/components/netspeeds.c b/desktop/slstatuso/components/netspeeds.c
new file mode 100755
index 0000000..cde6fa9
--- /dev/null
+++ b/desktop/slstatuso/components/netspeeds.c
@@ -0,0 +1,129 @@
+/* See LICENSE file for copyright and license details. */
+#include <limits.h>
+#include <stdio.h>
+
+#include "../slstatus.h"
+#include "../util.h"
+
+#if defined(__linux__)
+ #include <stdint.h>
+
+ #define NET_RX_BYTES "/sys/class/net/%s/statistics/rx_bytes"
+ #define NET_TX_BYTES "/sys/class/net/%s/statistics/tx_bytes"
+
+ const char *
+ netspeed_rx(const char *interface)
+ {
+ uintmax_t oldrxbytes;
+ static uintmax_t rxbytes;
+ extern const unsigned int interval;
+ char path[PATH_MAX];
+
+ oldrxbytes = rxbytes;
+
+ if (esnprintf(path, sizeof(path), NET_RX_BYTES, interface) < 0)
+ return NULL;
+ if (pscanf(path, "%ju", &rxbytes) != 1)
+ return NULL;
+ if (oldrxbytes == 0)
+ return NULL;
+
+ return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
+ 1024);
+ }
+
+ const char *
+ netspeed_tx(const char *interface)
+ {
+ uintmax_t oldtxbytes;
+ static uintmax_t txbytes;
+ extern const unsigned int interval;
+ char path[PATH_MAX];
+
+ oldtxbytes = txbytes;
+
+ if (esnprintf(path, sizeof(path), NET_TX_BYTES, interface) < 0)
+ return NULL;
+ if (pscanf(path, "%ju", &txbytes) != 1)
+ return NULL;
+ if (oldtxbytes == 0)
+ return NULL;
+
+ return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
+ 1024);
+ }
+#elif defined(__OpenBSD__) | defined(__FreeBSD__)
+ #include <ifaddrs.h>
+ #include <net/if.h>
+ #include <string.h>
+ #include <sys/types.h>
+ #include <sys/socket.h>
+
+ const char *
+ netspeed_rx(const char *interface)
+ {
+ struct ifaddrs *ifal, *ifa;
+ struct if_data *ifd;
+ uintmax_t oldrxbytes;
+ static uintmax_t rxbytes;
+ extern const unsigned int interval;
+ int if_ok = 0;
+
+ oldrxbytes = rxbytes;
+
+ if (getifaddrs(&ifal) < 0) {
+ warn("getifaddrs failed");
+ return NULL;
+ }
+ rxbytes = 0;
+ 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;
+ }
+ if (oldrxbytes == 0)
+ return NULL;
+
+ return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
+ 1024);
+ }
+
+ const char *
+ netspeed_tx(const char *interface)
+ {
+ struct ifaddrs *ifal, *ifa;
+ struct if_data *ifd;
+ uintmax_t oldtxbytes;
+ static uintmax_t txbytes;
+ extern const unsigned int interval;
+ int if_ok = 0;
+
+ oldtxbytes = txbytes;
+
+ if (getifaddrs(&ifal) < 0) {
+ warn("getifaddrs failed");
+ return NULL;
+ }
+ txbytes = 0;
+ 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;
+ }
+ if (oldtxbytes == 0)
+ return NULL;
+
+ return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
+ 1024);
+ }
+#endif