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tls-psk: reformat getIPAddress method

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This commit is contained in:
Vincent Breitmoser
2017-06-12 13:17:55 +02:00
parent e470072210
commit fa3a82ded2
1 changed files with 13 additions and 15 deletions
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28
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/network/KeyTransferInteractor.java
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@@ -404,25 +404,23 @@ public class KeyTransferInteractor {
*/
private static String getIPAddress(boolean useIPv4) {
try {
List<NetworkInterface> interfaces = Collections.list(NetworkInterface.
getNetworkInterfaces());
List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
for (NetworkInterface intf : interfaces) {
List<InetAddress> addrs = Collections.list(intf.getInetAddresses());
for (InetAddress addr : addrs) {
if (!addr.isLoopbackAddress()) {
String sAddr = addr.getHostAddress();
boolean isIPv4 = sAddr.indexOf(':') < 0;
if (useIPv4) {
if (isIPv4)
return sAddr;
} else {
if (!isIPv4) {
int delim = sAddr.indexOf('%'); // drop ip6 zone suffix
return delim < 0 ? sAddr.toUpperCase() : sAddr.substring(0, delim).
toUpperCase();
}
if (addr.isLoopbackAddress()) {
continue;
}
String sAddr = addr.getHostAddress();
boolean isIPv4 = sAddr.indexOf(':') < 0;
if (isIPv4 && useIPv4) {
return sAddr;
} else if (!isIPv4) {
int delimIndex = sAddr.indexOf('%'); // drop ip6 zone suffix
if (delimIndex >= 0) {
sAddr = sAddr.substring(0, delimIndex);
}
return sAddr.toUpperCase();
}
}
}