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8277608: Address IP Addressing

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Reviewed-by: dfuchs, rhalade, michaelm
This commit is contained in:
Aleksei Efimov 2022-02-08 12:16:02 +00:00 • committed by Henry Jen
parent ec1d338e15
commit cdc1582d1d
4 changed files with 288 additions and 12 deletions
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18
src/java.base/share/classes/java/net/InetAddress.java
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@ -1254,7 +1254,11 @@ public sealed class InetAddress implements Serializable permits Inet4Address, In
private byte [] createAddressByteArray(String addrStr) {
byte[] addrArray;
// check if IPV4 address - most likely
addrArray = IPAddressUtil.textToNumericFormatV4(addrStr);
try {
addrArray = IPAddressUtil.validateNumericFormatV4(addrStr);
} catch (IllegalArgumentException iae) {
return null;
}
if (addrArray == null) {
addrArray = IPAddressUtil.textToNumericFormatV6(addrStr);
}
@ -1470,13 +1474,19 @@ public sealed class InetAddress implements Serializable permits Inet4Address, In
}
// if host is an IP address, we won't do further lookup
if (Character.digit(host.charAt(0), 16) != -1
if (IPAddressUtil.digit(host.charAt(0), 16) != -1
|| (host.charAt(0) == ':')) {
byte[] addr = null;
byte[] addr;
int numericZone = -1;
String ifname = null;
// see if it is IPv4 address
addr = IPAddressUtil.textToNumericFormatV4(host);
try {
addr = IPAddressUtil.validateNumericFormatV4(host);
} catch (IllegalArgumentException iae) {
var uhe = new UnknownHostException(host);
uhe.initCause(iae);
throw uhe;
}
if (addr == null) {
// This is supposed to be an IPv6 literal
// Check if a numeric or string zone id is present