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authorDaniel Gultsch <daniel@gultsch.de>2015-10-15 20:05:55 +0200
committerDaniel Gultsch <daniel@gultsch.de>2015-10-15 20:05:55 +0200
commitc1716a35e359cf9b2e8d1b75cc4f0bac413bee5b (patch)
tree8b04508e08e99c3b8f0ef0f197380ce6cf674a85 /src/main
parentfc96dcaa4d1b053b547ba35215d492b32442e929 (diff)
moved other name parsing into seperate method
Diffstat (limited to 'src/main')
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/XmppDomainVerifier.java85
1 files changed, 45 insertions, 40 deletions
diff --git a/src/main/java/eu/siacs/conversations/crypto/XmppDomainVerifier.java b/src/main/java/eu/siacs/conversations/crypto/XmppDomainVerifier.java
index 47d4b459..1fca865e 100644
--- a/src/main/java/eu/siacs/conversations/crypto/XmppDomainVerifier.java
+++ b/src/main/java/eu/siacs/conversations/crypto/XmppDomainVerifier.java
@@ -1,6 +1,7 @@
package eu.siacs.conversations.crypto;
import android.util.Log;
+import android.util.Pair;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.DERIA5String;
@@ -25,7 +26,7 @@ import javax.net.ssl.SSLSession;
public class XmppDomainVerifier implements HostnameVerifier {
- private final String LOGTAG = "XmppDomainVerifier";
+ private static final String LOGTAG = "XmppDomainVerifier";
private final String SRVName = "1.3.6.1.5.5.7.8.7";
private final String xmppAddr = "1.3.6.1.5.5.7.8.5";
@@ -43,41 +44,21 @@ public class XmppDomainVerifier implements HostnameVerifier {
List<String> srvNames = new ArrayList<>();
List<String> domains = new ArrayList<>();
if (alternativeNames != null) {
- for(List<?> san : alternativeNames) {
+ for (List<?> san : alternativeNames) {
Integer type = (Integer) san.get(0);
if (type == 0) {
- try {
- ASN1Primitive asn1Primitive = ASN1Primitive.fromByteArray((byte[]) san.get(1));
- if (asn1Primitive instanceof DERTaggedObject) {
- ASN1Primitive inner = ((DERTaggedObject) asn1Primitive).getObject();
- if (inner instanceof DLSequence) {
- DLSequence sequence = (DLSequence) inner;
- if (sequence.size() >= 2 && sequence.getObjectAt(1) instanceof DERTaggedObject) {
- String oid = sequence.getObjectAt(0).toString();
- ASN1Primitive value = ((DERTaggedObject) sequence.getObjectAt(1)).getObject();
- switch (oid) {
- case xmppAddr:
- if (value instanceof DERUTF8String) {
- xmppAddrs.add(((DERUTF8String) value).getString());
- } else if (value instanceof DERIA5String) {
- xmppAddrs.add(((DERIA5String) value).getString());
- }
- break;
- case SRVName:
- if (value instanceof DERUTF8String) {
- srvNames.add(((DERUTF8String) value).getString());
- } else if (value instanceof DERIA5String) {
- srvNames.add(((DERIA5String) value).getString());
- }
- break;
- default:
- Log.d(LOGTAG,"value was of type:"+value.getClass().getName()+ " oid was:"+oid);
- }
- }
- }
+ Pair<String, String> otherName = parseOtherName((byte[]) san.get(1));
+ if (otherName != null) {
+ switch (otherName.first) {
+ case SRVName:
+ srvNames.add(otherName.second);
+ break;
+ case xmppAddr:
+ xmppAddrs.add(otherName.second);
+ break;
+ default:
+ Log.d(LOGTAG, "oid: " + otherName.first + " value: " + otherName.second);
}
- } catch (IOException e) {
- //ignored
}
} else if (type == 2) {
Object value = san.get(1);
@@ -90,29 +71,53 @@ public class XmppDomainVerifier implements HostnameVerifier {
if (srvNames.size() == 0 && xmppAddrs.size() == 0 && domains.size() == 0) {
X500Name x500name = new JcaX509CertificateHolder(certificate).getSubject();
RDN[] rdns = x500name.getRDNs(BCStyle.CN);
- for(int i = 0; i < rdns.length; ++i) {
+ for (int i = 0; i < rdns.length; ++i) {
domains.add(IETFUtils.valueToString(x500name.getRDNs(BCStyle.CN)[i].getFirst().getValue()));
}
}
Log.d(LOGTAG, "searching for " + domain + " in srvNames: " + srvNames + " xmppAddrs: " + xmppAddrs + " domains:" + domains);
- return xmppAddrs.contains(domain) || srvNames.contains("_xmpp-client."+domain) || matchDomain(domain, domains);
+ return xmppAddrs.contains(domain) || srvNames.contains("_xmpp-client." + domain) || matchDomain(domain, domains);
} catch (Exception e) {
return false;
}
}
- private boolean matchDomain(String needle, List<String> haystack) {
- for(String entry : haystack) {
+ private static Pair<String, String> parseOtherName(byte[] otherName) {
+ try {
+ ASN1Primitive asn1Primitive = ASN1Primitive.fromByteArray(otherName);
+ if (asn1Primitive instanceof DERTaggedObject) {
+ ASN1Primitive inner = ((DERTaggedObject) asn1Primitive).getObject();
+ if (inner instanceof DLSequence) {
+ DLSequence sequence = (DLSequence) inner;
+ if (sequence.size() >= 2 && sequence.getObjectAt(1) instanceof DERTaggedObject) {
+ String oid = sequence.getObjectAt(0).toString();
+ ASN1Primitive value = ((DERTaggedObject) sequence.getObjectAt(1)).getObject();
+ if (value instanceof DERUTF8String) {
+ return new Pair<>(oid, ((DERUTF8String) value).getString());
+ } else if (value instanceof DERIA5String) {
+ return new Pair<>(oid, ((DERIA5String) value).getString());
+ }
+ }
+ }
+ }
+ return null;
+ } catch (IOException e) {
+ return null;
+ }
+ }
+
+ private static boolean matchDomain(String needle, List<String> haystack) {
+ for (String entry : haystack) {
if (entry.startsWith("*.")) {
int i = needle.indexOf('.');
- Log.d(LOGTAG,"comparing "+needle.substring(i)+ " and "+entry.substring(1));
+ Log.d(LOGTAG, "comparing " + needle.substring(i) + " and " + entry.substring(1));
if (i != -1 && needle.substring(i).equals(entry.substring(1))) {
- Log.d(LOGTAG,"domain "+needle+" matched "+entry);
+ Log.d(LOGTAG, "domain " + needle + " matched " + entry);
return true;
}
} else {
if (entry.equals(needle)) {
- Log.d(LOGTAG,"domain "+needle+" matched "+entry);
+ Log.d(LOGTAG, "domain " + needle + " matched " + entry);
return true;
}
}