org.mozilla.jss.netscape.security.x509

Class IPAddressName

java.lang.Object

org.mozilla.jss.netscape.security.x509.IPAddressName

All Implemented Interfaces:

java.io.Serializable, GeneralNameInterface

public class IPAddressName
extends java.lang.Object
implements GeneralNameInterface

This class implements the IPAddressName as required by the GeneralNames ASN.1 object.

See Also:

GeneralName, GeneralNameInterface, GeneralNames, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected static char	IPv4_LEN
protected static char	IPv6_LEN

Fields inherited from interface org.mozilla.jss.netscape.security.x509.GeneralNameInterface

NAME_ANY, NAME_DIRECTORY, NAME_DNS, NAME_EDI, NAME_IP, NAME_OID, NAME_RFC822, NAME_URI, NAME_X400

Constructor Summary

Constructors

Constructor and Description
IPAddressName(byte[] address) Create the IPAddressName object with the specified name.
IPAddressName(DerValue derValue) Create the IPAddressName object from the passed encoded Der value.
IPAddressName(java.lang.String s) Create the IPAddressName object with a string representing the ip address.
IPAddressName(java.lang.String s, CIDRNetmask mask) IP address with CIDR netmask
IPAddressName(java.lang.String s, java.lang.String netmask) Create the IPAddressName object with a string representing the ip address and a string representing the netmask, with encoding having ip address encoding followed by the netmask encoding.

Method Summary

Modifier and Type	Method and Description
void	encode(DerOutputStream out) Encode the IPAddress name into the DerOutputStream.
static int	fillIPv4Address(java.lang.String s, byte[] address, int start) Gets an IP v4 address in the form n.n.n.n.
static int	fillIPv6Address(java.lang.String s, byte[] address, int start) Gets an IP address in the forms as defined in RFC1884: x:x:x:x:x:x:x:x ...
int	getType() Return the type of the GeneralName.
java.lang.String	toString() Return a printable string of IPaddress
boolean	validSingle() Whether the name is valid as a single name (e.g. for use in Subject Alternative Name extension).
boolean	validSubtree() Whether the name is valid as a subtree name (e.g. for use in Name Constraints extension)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

IPv4_LEN

protected static final char IPv4_LEN

See Also:

Constant Field Values

IPv6_LEN

protected static final char IPv6_LEN

See Also:

Constant Field Values

Constructor Detail

IPAddressName

public IPAddressName(DerValue derValue)
              throws java.io.IOException

Create the IPAddressName object from the passed encoded Der value.

Parameters:

derValue - the encoded DER IPAddressName.

Throws:

java.io.IOException - on error.

IPAddressName

public IPAddressName(byte[] address)

Create the IPAddressName object with the specified name.

Parameters:

address - the IPAddressName.

IPAddressName

public IPAddressName(java.lang.String s,
                     java.lang.String netmask)

Create the IPAddressName object with a string representing the ip address and a string representing the netmask, with encoding having ip address encoding followed by the netmask encoding. This form is needed for name constraints extension.

Parameters:

s - the ip address in the format: n.n.n.n or x:x:x:x:x:x:x:x (RFC 1884)

netmask - the netmask address in the format: n.n.n.n or x:x:x:x:x:x:x:x (RFC 1884)

IPAddressName

public IPAddressName(java.lang.String s,
                     CIDRNetmask mask)

IP address with CIDR netmask

Parameters:

s - a single IPv4 or IPv6 address

mask - a CIDR netmask

IPAddressName

public IPAddressName(java.lang.String s)

Create the IPAddressName object with a string representing the ip address.

Parameters:

s - the ip address in the format: n.n.n.n or x:x:x:x:x:x:x:x

Method Detail

getType

public int getType()

Return the type of the GeneralName.

Specified by:

getType in interface GeneralNameInterface

validSingle

public boolean validSingle()

Description copied from interface: GeneralNameInterface

Whether the name is valid as a single name (e.g. for use in Subject Alternative Name extension).

Specified by:

validSingle in interface GeneralNameInterface

validSubtree

public boolean validSubtree()

Description copied from interface: GeneralNameInterface

Whether the name is valid as a subtree name (e.g. for use in Name Constraints extension)

Specified by:

validSubtree in interface GeneralNameInterface

encode

public void encode(DerOutputStream out)
            throws java.io.IOException

Encode the IPAddress name into the DerOutputStream.

Specified by:

encode in interface GeneralNameInterface

Parameters:

out - the DER stream to encode the IPAddressName to.

Throws:

java.io.IOException - on encoding errors.

toString

public java.lang.String toString()

Return a printable string of IPaddress

Overrides:

toString in class java.lang.Object

fillIPv4Address

public static int fillIPv4Address(java.lang.String s,
                                  byte[] address,
                                  int start)

Gets an IP v4 address in the form n.n.n.n.

fillIPv6Address

public static int fillIPv6Address(java.lang.String s,
                                  byte[] address,
                                  int start)

Gets an IP address in the forms as defined in RFC1884:

• x:x:x:x:x:x:x:x
• ...::xxx (using :: shorthand)
• ...:n.n.n.n (with n.n.n.n at the end)