static {
protocols.setMaximum(0xFF);
protocols.setNumericAllowed(true);
protocols.add(NONE, "NONE");
protocols.add(TLS, "TLS");
protocols.add(EMAIL, "EMAIL");
protocols.add(DNSSEC, "DNSSEC");
protocols.add(IPSEC, "IPSEC");
protocols.add(ANY, "ANY");
}
public TypeBitmap(Tokenizer st) throws IOException {
this();
while (true) {
Tokenizer.Token t = st.get();
if (!t.isString()) break;
int typecode = Type.value(t.value);
if (typecode < 0) {
throw st.exception("Invalid type: " + t.value);
}
types.add(Mnemonic.toInteger(typecode));
}
st.unget();
}
public TypeBitmap(DNSInput in) throws WireParseException {
this();
int lastbase = -1;
while (in.remaining() > 0) {
if (in.remaining() < 2) throw new WireParseException("invalid bitmap descriptor");
int mapbase = in.readU8();
if (mapbase < lastbase) throw new WireParseException("invalid ordering");
int maplength = in.readU8();
if (maplength > in.remaining()) throw new WireParseException("invalid bitmap");
for (int i = 0; i < maplength; i++) {
int current = in.readU8();
if (current == 0) continue;
for (int j = 0; j < 8; j++) {
if ((current & (1 << (7 - j))) == 0) continue;
int typecode = mapbase * 256 + +i * 8 + j;
types.add(Mnemonic.toInteger(typecode));
}
}
}
}
/**
* Converts a textual representation of KEY flags into its numeric code. Integers in the range
* 0..65535 are also accepted.
*
* @param s The textual representation of the protocol
* @return The protocol code, or -1 on error.
*/
public static int value(String s) {
int value;
try {
value = Integer.parseInt(s);
if (value >= 0 && value <= 0xFFFF) {
return value;
}
return -1;
} catch (NumberFormatException e) {
}
StringTokenizer st = new StringTokenizer(s, "|");
value = 0;
while (st.hasMoreTokens()) {
int val = flags.getValue(st.nextToken());
if (val < 0) {
return -1;
}
value |= val;
}
return value;
}
public boolean contains(int typecode) {
return types.contains(Mnemonic.toInteger(typecode));
}
/**
* Converts a textual representation of a KEY protocol into its numeric code. Integers in the
* range 0..255 are also accepted.
*
* @param s The textual representation of the protocol
* @return The protocol code, or -1 on error.
*/
public static int value(String s) {
return protocols.getValue(s);
}
/** Converts an KEY protocol value into its textual representation */
public static String string(int type) {
return protocols.getText(type);
}
static {
flags.setMaximum(0xFFFF);
flags.setNumericAllowed(false);
flags.add(NOCONF, "NOCONF");
flags.add(NOAUTH, "NOAUTH");
flags.add(NOKEY, "NOKEY");
flags.add(FLAG2, "FLAG2");
flags.add(EXTEND, "EXTEND");
flags.add(FLAG4, "FLAG4");
flags.add(FLAG5, "FLAG5");
flags.add(USER, "USER");
flags.add(ZONE, "ZONE");
flags.add(HOST, "HOST");
flags.add(NTYP3, "NTYP3");
flags.add(FLAG8, "FLAG8");
flags.add(FLAG9, "FLAG9");
flags.add(FLAG10, "FLAG10");
flags.add(FLAG11, "FLAG11");
flags.add(SIG0, "SIG0");
flags.add(SIG1, "SIG1");
flags.add(SIG2, "SIG2");
flags.add(SIG3, "SIG3");
flags.add(SIG4, "SIG4");
flags.add(SIG5, "SIG5");
flags.add(SIG6, "SIG6");
flags.add(SIG7, "SIG7");
flags.add(SIG8, "SIG8");
flags.add(SIG9, "SIG9");
flags.add(SIG10, "SIG10");
flags.add(SIG11, "SIG11");
flags.add(SIG12, "SIG12");
flags.add(SIG13, "SIG13");
flags.add(SIG14, "SIG14");
flags.add(SIG15, "SIG15");
}