private String mIfaceName;
private ArrayList<LinkAddress> mLinkAddresses = new ArrayList<LinkAddress>();
private ArrayList<InetAddress> mDnses = new ArrayList<InetAddress>();
+ private boolean mUsePrivateDns;
+ private String mPrivateDnsServerName;
private String mDomains;
private ArrayList<RouteInfo> mRoutes = new ArrayList<RouteInfo>();
private ProxyInfo mHttpProxy;
mIfaceName = source.getInterfaceName();
for (LinkAddress l : source.getLinkAddresses()) mLinkAddresses.add(l);
for (InetAddress i : source.getDnsServers()) mDnses.add(i);
+ mUsePrivateDns = source.mUsePrivateDns;
+ mPrivateDnsServerName = source.mPrivateDnsServerName;
mDomains = source.getDomains();
for (RouteInfo r : source.getRoutes()) mRoutes.add(r);
mHttpProxy = (source.getHttpProxy() == null) ?
}
/**
+ * Set whether private DNS is currently in use on this network.
+ *
+ * @param usePrivateDns The private DNS state.
+ * @hide
+ */
+ public void setUsePrivateDns(boolean usePrivateDns) {
+ mUsePrivateDns = usePrivateDns;
+ }
+
+ /**
+ * Returns whether private DNS is currently in use on this network. When
+ * private DNS is in use, applications must not send unencrypted DNS
+ * queries as doing so could reveal private user information. Furthermore,
+ * if private DNS is in use and {@link #getPrivateDnsServerName} is not
+ * {@code null}, DNS queries must be sent to the specified DNS server.
+ *
+ * @return {@code true} if private DNS is in use, {@code false} otherwise.
+ */
+ public boolean isPrivateDnsActive() {
+ return mUsePrivateDns;
+ }
+
+ /**
+ * Set the name of the private DNS server to which private DNS queries
+ * should be sent when in strict mode. This value should be {@code null}
+ * when private DNS is off or in opportunistic mode.
+ *
+ * @param privateDnsServerName The private DNS server name.
+ * @hide
+ */
+ public void setPrivateDnsServerName(@Nullable String privateDnsServerName) {
+ mPrivateDnsServerName = privateDnsServerName;
+ }
+
+ /**
+ * Returns the private DNS server name that is in use. If not {@code null},
+ * private DNS is in strict mode. In this mode, applications should ensure
+ * that all DNS queries are encrypted and sent to this hostname and that
+ * queries are only sent if the hostname's certificate is valid. If
+ * {@code null} and {@link #isPrivateDnsActive} is {@code true}, private
+ * DNS is in opportunistic mode, and applications should ensure that DNS
+ * queries are encrypted and sent to a DNS server returned by
+ * {@link #getDnsServers}. System DNS will handle each of these cases
+ * correctly, but applications implementing their own DNS lookups must make
+ * sure to follow these requirements.
+ *
+ * @return The private DNS server name.
+ */
+ public @Nullable String getPrivateDnsServerName() {
+ return mPrivateDnsServerName;
+ }
+
+ /**
* Sets the DNS domain search path used on this link.
*
* @param domains A {@link String} listing in priority order the comma separated
mIfaceName = null;
mLinkAddresses.clear();
mDnses.clear();
+ mUsePrivateDns = false;
+ mPrivateDnsServerName = null;
mDomains = null;
mRoutes.clear();
mHttpProxy = null;
for (InetAddress addr : mDnses) dns += addr.getHostAddress() + ",";
dns += "] ";
+ String usePrivateDns = "UsePrivateDns: " + mUsePrivateDns + " ";
+
+ String privateDnsServerName = "";
+ if (privateDnsServerName != null) {
+ privateDnsServerName = "PrivateDnsServerName: " + mPrivateDnsServerName + " ";
+ }
+
String domainName = "Domains: " + mDomains;
String mtu = " MTU: " + mMtu;
}
stacked += "] ";
}
- return "{" + ifaceName + linkAddresses + routes + dns + domainName + mtu
- + tcpBuffSizes + proxy + stacked + "}";
+ return "{" + ifaceName + linkAddresses + routes + dns + usePrivateDns
+ + privateDnsServerName + domainName + mtu + tcpBuffSizes + proxy
+ + stacked + "}";
}
/**
}
/**
+ * Compares this {@code LinkProperties} private DNS settings against the
+ * target.
+ *
+ * @param target LinkProperties to compare.
+ * @return {@code true} if both are identical, {@code false} otherwise.
+ * @hide
+ */
+ public boolean isIdenticalPrivateDns(LinkProperties target) {
+ return (isPrivateDnsActive() == target.isPrivateDnsActive()
+ && TextUtils.equals(getPrivateDnsServerName(),
+ target.getPrivateDnsServerName()));
+ }
+
+ /**
* Compares this {@code LinkProperties} Routes against the target
*
* @param target LinkProperties to compare.
* stacked interfaces are not so much a property of the link as a
* description of connections between links.
*/
- return isIdenticalInterfaceName(target) &&
- isIdenticalAddresses(target) &&
- isIdenticalDnses(target) &&
- isIdenticalRoutes(target) &&
- isIdenticalHttpProxy(target) &&
- isIdenticalStackedLinks(target) &&
- isIdenticalMtu(target) &&
- isIdenticalTcpBufferSizes(target);
+ return isIdenticalInterfaceName(target)
+ && isIdenticalAddresses(target)
+ && isIdenticalDnses(target)
+ && isIdenticalPrivateDns(target)
+ && isIdenticalRoutes(target)
+ && isIdenticalHttpProxy(target)
+ && isIdenticalStackedLinks(target)
+ && isIdenticalMtu(target)
+ && isIdenticalTcpBufferSizes(target);
}
/**
+ ((null == mHttpProxy) ? 0 : mHttpProxy.hashCode())
+ mStackedLinks.hashCode() * 47)
+ mMtu * 51
- + ((null == mTcpBufferSizes) ? 0 : mTcpBufferSizes.hashCode());
+ + ((null == mTcpBufferSizes) ? 0 : mTcpBufferSizes.hashCode())
+ + (mUsePrivateDns ? 57 : 0)
+ + ((null == mPrivateDnsServerName) ? 0 : mPrivateDnsServerName.hashCode());
}
/**
for(InetAddress d : mDnses) {
dest.writeByteArray(d.getAddress());
}
+ dest.writeBoolean(mUsePrivateDns);
+ dest.writeString(mPrivateDnsServerName);
dest.writeString(mDomains);
dest.writeInt(mMtu);
dest.writeString(mTcpBufferSizes);
netProp.addDnsServer(InetAddress.getByAddress(in.createByteArray()));
} catch (UnknownHostException e) { }
}
+ netProp.setUsePrivateDns(in.readBoolean());
+ netProp.setPrivateDnsServerName(in.readString());
netProp.setDomains(in.readString());
netProp.setMtu(in.readInt());
netProp.setTcpBufferSizes(in.readString());
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