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-rw-r--r--vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/Ipv6Translator.java12
1 files changed, 12 insertions, 0 deletions
diff --git a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/Ipv6Translator.java b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/Ipv6Translator.java
index 2d0b51b40..396391dd7 100644
--- a/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/Ipv6Translator.java
+++ b/vpp-common/vpp-translate-utils/src/main/java/io/fd/hc2vpp/common/translate/util/Ipv6Translator.java
@@ -141,6 +141,18 @@ public interface Ipv6Translator extends ByteDataTranslator {
return address.getIpv6Prefix() != null;
}
+ /**
+ * Sets correct length of ip4 array in case vpp returns array of length greater than 4.
+ * @param ip array to be truncated
+ * @return ip array of length 4
+ */
+ default byte[] truncateIp4Array(final byte[] ip) {
+ // 16, which causes problems for toIpv4Prefix
+ final byte[] result = new byte[4];
+ System.arraycopy(ip, 0, result, 0, 4);
+ return result;
+ }
+
default Ipv6Prefix toIpv6Prefix(final byte[] address, final int prefix) {
try {
return new Ipv6Prefix(