arturobernalg commented on code in PR #610:
URL:
https://github.com/apache/httpcomponents-client/pull/610#discussion_r1922137280
##########
httpclient5/src/main/java/org/apache/hc/client5/http/ssl/DefaultHostnameVerifier.java:
##########
@@ -355,7 +355,26 @@ static List<SubjectName> getSubjectAltNames(final
X509Certificate cert, final in
if (o instanceof String) {
result.add(new SubjectName((String) o, type));
} else if (o instanceof byte[]) {
- // TODO ASN.1 DER encoded form
+ final byte[] bytes = (byte[]) o;
+ final String decodedValue;
+ if (type == SubjectName.IP) {
+ if (bytes.length == 4) {
+ decodedValue = byteArrayToIp(bytes); //
IPv4
+ } else if (bytes.length == 16) {
+ decodedValue = byteArrayToIPv6(bytes); //
IPv6
+ } else {
+ throw new
IllegalArgumentException("Invalid byte length for IP address: " + bytes.length);
+ }
+ } else if (type == SubjectName.DNS) {
+ throw new IllegalArgumentException("Unexpected
byte[] for DNS SAN type");
+ } else {
+ if (LOG.isWarnEnabled()) {
+ LOG.warn("Unrecognized SAN type: {}, data:
{}", type, TextUtils.toHexString(bytes));
+ }
+ decodedValue = TextUtils.toHexString(bytes);
// Fallback to hex string
Review Comment:
@ok2c please take another look
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