netspeeds: added error condition for openbsd
implemented additional error condition for openbsd netstat in case the interface could not be found in the interface list or if_data is not readable.
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0383146e5e
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@ -64,6 +64,7 @@
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uint64_t rxbytes = 0;
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const char *rxs;
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extern const unsigned int interval;
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char if_ok = 0;
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if (getifaddrs(&ifal) == -1) {
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warn("getifaddrs failed");
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@ -72,10 +73,14 @@
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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;
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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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rxs = oldrxbytes ? fmt_scaled((rxbytes - oldrxbytes) /
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interval * 1000) : NULL;
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@ -91,6 +96,7 @@
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uint64_t txbytes = 0;
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const char *txs;
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extern const unsigned int interval;
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char if_ok = 0;
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if (getifaddrs(&ifal) == -1) {
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warn("getifaddrs failed");
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@ -99,10 +105,14 @@
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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;
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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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txs = oldtxbytes ? fmt_scaled((txbytes - oldtxbytes) /
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interval * 1000) : NULL;
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