Newer
Older
/**
* @authorSTF 424_ITS_Test_Platform
* @version $URL$
* $Id$
*/
package org.etsi.its.extfunc;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.math.BigInteger;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import java.util.ArrayList;
import org.etsi.adapter.GnssSupportFactory;
import org.etsi.adapter.IGnssSupport;
import org.etsi.adapter.TERFactory;
import org.etsi.certificates.CertificatesIOFactory;
import org.etsi.certificates.io.ICertificatesIO;
import org.etsi.codec.ITciCDWrapper;
import org.etsi.codec.TciCDWrapperFactory;
import org.etsi.common.ByteHelper;
import org.etsi.geodesic.DMS;
import org.etsi.geodesic.Positioning;
import org.etsi.geodesic.WGS84;
import org.etsi.ttcn.tci.BooleanValue;
import org.etsi.ttcn.tci.EnumeratedValue;
import org.etsi.ttcn.tci.FloatValue;
import org.etsi.ttcn.tci.IntegerValue;
import org.etsi.ttcn.tci.OctetstringValue;
import org.etsi.ttcn.tci.RecordOfValue;
import org.etsi.ttcn.tci.RecordValue;
import de.fraunhofer.sit.c2x.CryptoLib;
import de.fraunhofer.sit.c2x.EcdsaP256KeyPair;
/**
* This class implements external ITS function
*
* See TTCN-3 modules LibItsGeoNetworking_Functions and LibItsCommon_Functions
*
*/
public class ItsExternalFunctionsProvider implements IItsExternalFunctionsProvider {
/**
* Module version
*/
public static final String Version = "1.0.0.0";
/**
* Logger instance
*/
//private final static Logger _logger = Logger.getLogger("org.etsi.its");
/**
* Unique instance of TciCDWrapper class
*/
private ITciCDWrapper _tcicdWrapper;
/**
* Constant factor used for distance computation
*/
private static final double earthRadius = 6378137;
private static final double rbis = earthRadius * Math.PI / 180;
private static final long ITS_REF_TIME = 1072915200000L;
private static final String GNSS_SCENARIO_SUPPORT = "GnssScenarioSupport";
private IGnssSupport GNSS;
private boolean gnssScenarioSupport;
/**
* Reference to the ePassport files manager
*/
private ICertificatesIO _certCache = CertificatesIOFactory.getInstance();
/**
* Default ctor
*/
public ItsExternalFunctionsProvider() {
//_logger.entering("ItsExternalFunctionsProvider", "Constructor", String.format("version:%s", Version));
_tcicdWrapper = TciCDWrapperFactory.getTciCDInstance();
try {
gnssScenarioSupport = ((BooleanValue) TERFactory.getInstance().getTaParameter(GNSS_SCENARIO_SUPPORT)).getBoolean();
}
catch (Throwable th) {
gnssScenarioSupport = false;
}
if (gnssScenarioSupport) {
GNSS = GnssSupportFactory.getInstance();
}
}
/**
* This external function gets the current time
*
* @return The current time in ITS format
*
* TTCN-3 signature: external function fx_getCurrentTime() return
* TimestampIts;
*/
@Override
public synchronized IntegerValue fx_getCurrentTime() {
//_logger.entering("ItsExternalFunctionsProvider", "fx_getCurrentTime");
if (gnssScenarioSupport) {
now = _tcicdWrapper.setInteger(GNSS.getGpsTime());
}
else {
String datestr="01/01/2004 00:00:00 +0000";
DateFormat formatter = new SimpleDateFormat("MM/dd/yyyy hh:mm:ss Z");
// TERFactory.getInstance().logDebug("ItsExternalFunctionsProvider.fx_getCurrentTime: " + ((java.util.Date)formatter.parse(datestr)).getTime());
now = _tcicdWrapper.setInteger(
ByteHelper.longToByteArray(System.currentTimeMillis() - ((java.util.Date)formatter.parse(datestr)).getTime(), Long.SIZE / Byte.SIZE)
now = _tcicdWrapper.setInteger(0);
//_logger.exiting("ItsExternalFunctionsProvider", "fx_getCurrentTime", String.format("%10d", _tcicdWrapper.getBigInteger(now)));
return now;
} // End of method fx_getCurrentTime
@Override
public IntegerValue fx_getCurrentTimeMark() {
IntegerValue now = null;
//_logger.entering("ItsExternalFunctionsProvider", "fx_getCurrentTimeMark");
ZonedDateTime t = ZonedDateTime.now(ZoneOffset.UTC);
now = _tcicdWrapper.setInteger(new Integer((t.getMinute() * 60 + t.getSecond()) * 10));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_getCurrentTimeMark", String.format("%4d", _tcicdWrapper.getBigInteger(now)));
return now;
}
@Override
public IntegerValue fx_getMinuteOfTheYear() {
IntegerValue now = null;
//_logger.entering("ItsExternalFunctionsProvider", "fx_getMinuteOfTheYear");
ZonedDateTime t = ZonedDateTime.now(ZoneOffset.UTC);
now = _tcicdWrapper.setInteger(new Integer((t.getDayOfYear() - 1) * 24 * 60 + t.getHour() * 60 + t.getMinute()));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_getMinuteOfTheYear", String.format("%4d", _tcicdWrapper.getBigInteger(now)));
return now;
}
/**
* This external function gets the current time
*
* @param p_latitudeA
* Latitude of node A
* @param p_longitudeA
* Longitude of node A
* @param p_latitudeB
* Latitude of node B
* @param p_longitudeB
* Longitude of node B
* @return The current time in Epoch format
*
* TTCN-3 signature: external function fx_computeDistance(in UInt32
* p_latitudeA, in UInt32 p_longitudeA, in UInt32 p_latitudeB, in
* UInt32 p_longitudeB) return float;
*/
@Override
public synchronized FloatValue fx_computeDistance(
final IntegerValue p_latitudeA, final IntegerValue p_longitudeA,
final IntegerValue p_latitudeB, final IntegerValue p_longitudeB) {
// //_logger.entering("ItsExternalFunctionsProvider", "fx_computeDistance",
// String.format("%d, %d, %d, %d",
// p_latitudeA.getInteger(),
// p_longitudeA.getInteger(),
// p_latitudeB.getInteger(),
// p_longitudeB.getInteger()));
// Initialise the returned value
FloatValue dist = _tcicdWrapper.getFloat();
double dlat = (
new Double(_tcicdWrapper.getInteger(p_latitudeB)) -
new Double(_tcicdWrapper.getInteger(p_latitudeA))
) / 10000000;
double dlong = (
new Double(_tcicdWrapper.getInteger(p_longitudeB)) -
new Double(_tcicdWrapper.getInteger(p_longitudeA))
) / 10000000;
long d = Math.round(Math.sqrt(Math.pow(dlat * rbis, 2) + Math.pow(dlong * rbis * Math.cos(dlat), 2)));
// System.out.println("Distance: " + d);
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
return dist;
} // End of method fx_computeDistance
/**
* External function to compute a position using a reference position, a
* distance and an orientation
*
* @param p_iutLongPosVector
* Reference position
* @param p_distance
* Distance to the reference position (in meter)
* @param p_orientation
* Direction of the computed position (0 to 359; 0 means North)
* @param p_latitude
* Computed position's latitude
* @param p_longitude
* Computed position's longitude
*
* TTCN-3 signature: external function
* fx_computePositionUsingDistance(in LongPosVector
* p_iutLongPosVector, in integer p_distance, in integer
* p_orientation, out UInt32 p_latitude, out UInt32 p_longitude);
*/
@Override
public synchronized void fx_computePositionUsingDistance(
final IntegerValue p_refLatitude,
final IntegerValue p_refLongitude, final FloatValue p_distance,
final IntegerValue p_orientation, IntegerValue p_latitude,
IntegerValue p_longitude) {
// "ItsExternalFunctionsProvider",
// "fx_computePositionUsingDistance",
// String.format("%d, %d", p_distance.getInteger(),
// p_orientation.getInteger()));
FloatValue v_distance = _tcicdWrapper.getFloat();
v_distance.setFloat(p_distance.getFloat());
double angularD = new Double(v_distance.getFloat()) / earthRadius;
double radHeading = new Double(_tcicdWrapper.getInteger(p_orientation)) * Math.PI / 180;
double lat1 = (new Double(_tcicdWrapper.getInteger(p_refLatitude)) / 10000000) * Math.PI / 180;
double long1 = (new Double(_tcicdWrapper.getInteger(p_refLongitude)) / 10000000) * Math.PI / 180;
double lat2 = Math.asin(Math.sin(lat1) * Math.cos(angularD)
+ Math.cos(lat1) * Math.sin(angularD) * Math.cos(radHeading));
double long2 = long1
+ Math.atan2(
Math.sin(radHeading) * Math.sin(angularD)
* Math.cos(lat1),
Math.cos(angularD) - Math.sin(lat1) * Math.sin(lat2));
// normalise to -180...+180
long2 = (long2 + 3 * Math.PI) % (2 * Math.PI) - Math.PI;
// convert to 1/10 of microdegrees
Long rlat2 = Math.round(lat2 * 10000000 / Math.PI * 180);
Long rlong2 = Math.round(long2 * 10000000 / Math.PI * 180);
// The out parameter needs to be set on the object level
_tcicdWrapper.setInteger(p_latitude, rlat2.intValue());
_tcicdWrapper.setInteger(p_longitude, rlong2.intValue());
// p_latitude = _tcicdWrapper.setInteger((int) rlat2);
// p_longitude = _tcicdWrapper.setInteger((int) rlong2);
} // End of method fx_computePositionUsingDistance
@Override
public FloatValue fx_computeRadiusFromCircularArea(FloatValue p_squareMeters) {
// Initialise the returned value
FloatValue radius = _tcicdWrapper.getFloat();
radius.setFloat((float) Math.sqrt(p_squareMeters.getFloat() / Math.PI));
return radius;
}
/**
* External function to compute timestamp based on current time
*
* @return Unix-Epoch-Time mod 2^32
*
* TTCN-3 signature: external function fx_computeGnTimestamp()
* return UInt32;
*/
@Override
public IntegerValue fx_computeGnTimestamp() {
IntegerValue timestamp = _tcicdWrapper.setInteger(
new BigInteger(
1,
ByteHelper.longToByteArray((System.currentTimeMillis() - ITS_REF_TIME) % (long)Math.pow(2,32), Long.SIZE / Byte.SIZE)
)
);
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
return timestamp;
}
/**
* @desc Calculate ICMPv6 checksum on pseudo header according RFC 4443 -
* Clause 2.3
* @param p_sourceAddress
* Source address (128 bits),
* @param p_destinationAddress
* Destination address (128 bits)
* @param p_payloadLength
* Upper-Layer Packet Length (32 bits)
* @param p_payload
* Upper-Layer payload
* @param p_nextHdr
* Next header value (e.g. 0x3a for ICMPv6) (8bits)
* @return The checksum value (16bits)
* @see RFC 2460 IPv6 Specification
*
* TTCN-3 signature: external function fx_computeIPv6CheckSum( in
* template (value) Ipv6Address p_sourceAddress, in template (value)
* Ipv6Address p_destinationAddress, in template (value) integer
* p_payloadLength, in template (value) octetstring p_payload, in
* template (value) integer p_nextHdr ) return Oct2;
*
* <pre>
* Pseudo header is defined by RFC 2460 - Clause 8.1
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | |
* + +
* | |
* + Source Address +
* | |
* + +
* | |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | |
* + +
* | |
* + Destination Address +
* | |
* + +
* | |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Upper-Layer Packet Length |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | zero | Next Header |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* </pre>
*/
@Override
public OctetstringValue fx_computeIPv6CheckSum(
final OctetstringValue p_sourceAddress,
final OctetstringValue p_destinationAddress,
final IntegerValue p_payloadLength,
final OctetstringValue p_payload, final IntegerValue p_nextHdr) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_computeIPv6CheckSum");
// Build the pseudo header according RFC 2460 - Clause 8.1
ByteArrayOutputStream pseudoheader = new ByteArrayOutputStream();
// Source address (128bits)
int i = 0;
for (; i < p_sourceAddress.getLength(); i++) {
pseudoheader.write(p_sourceAddress.getOctet(i));
} // End of 'for' loop
// Destination address (128bits)
for (i = 0; i < p_destinationAddress.getLength(); i++) {
pseudoheader.write(p_destinationAddress.getOctet(i));
} // End of 'for' loop
try {
// Upper-Layer Packet Length (32bits)
pseudoheader.write(ByteHelper.intToByteArray(_tcicdWrapper.getInteger(p_payloadLength), 4));
// Checksum set to 0 (24bits)
pseudoheader.write(ByteHelper.intToByteArray(0, 3));
// Next header (8bits)
pseudoheader.write((byte) _tcicdWrapper.getInteger(p_nextHdr));
} catch (IOException e) {
e.printStackTrace();
}
// Add the payload
for (i = 0; i < p_payload.getLength(); i++) {
pseudoheader.write(p_payload.getOctet(i));
} // End of 'for' loop
i = 0;
int length = pseudoheader.size();
byte[] buffer = pseudoheader.toByteArray();
ByteHelper
.dump("ItsExternalFunctionsProvider.fx_computeIPv6CheckSum: pseaudo header",
buffer);
long sum = 0;
while (length > 0) {
sum += (buffer[i++] & 0xff) << 8;
if ((--length) == 0) {
break;
}
sum += (buffer[i++] & 0xff);
--length;
}
sum = (~((sum & 0xFFFF) + (sum >> 16))) & 0xFFFF;
//_logger.info(String.format("ItsExternalFunctionsProvider.fx_computeIPv6CheckSum: finalSum=%d",sum));
// Set the return value
OctetstringValue checksum = _tcicdWrapper.getOctetstring();
checksum.setLength(2);
checksum.setOctet(0, (byte) ((byte) (sum >> 8) & 0xff));
checksum.setOctet(1, (byte) (sum & 0x00ff));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_computeIPv6CheckSum", checksum); // FIXME Check which method to call for logging
return checksum;
}
@Override
public OctetstringValue xf_parseIpv6Address(
CharstringValue p_textIpv6Address) {
byte[] hexIpv6Address = null;
try {
InetAddress ipv6Address = InetAddress.getByName(p_textIpv6Address
.getString());
hexIpv6Address = ipv6Address.getAddress();
} catch (UnknownHostException e) {
e.printStackTrace();
}
OctetstringValue result = _tcicdWrapper.getOctetstring();
result.setLength(hexIpv6Address.length);
for (int i = 0; i < hexIpv6Address.length; i++) {
result.setOctet(i, hexIpv6Address[i]);
}
return result;
}
/**
* @desc Produces a 256-bit (32-byte) hash value
* @param p_toBeHashedData Data to be used to calculate the hash value
* @return The hash value
*/
public OctetstringValue fx_hashWithSha256(final OctetstringValue p_toBeHashedData) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_hashWithSha256");
byte[] toBeHashedData = new byte[p_toBeHashedData.getLength()];
for (int i = 0; i < toBeHashedData.length; i++) {
toBeHashedData[i] = (byte) p_toBeHashedData.getOctet(i);
} // End 'for' statement
byte[] hash = CryptoLib.hashWithSha256(toBeHashedData);
OctetstringValue result = _tcicdWrapper.getOctetstring();
result.setLength(hash.length);
for (int i = 0; i < hash.length; i++) {
result.setOctet(i, hash[i]);
} // End 'for' statement
return result;
}
/**
* @desc Produces a Elliptic Curve Digital Signature Algorithm (ECDSA) signaturee
* @param p_toBeSignedData The data to be signed
* @param p_privateKey The private key
* @return The signature value
*/
public OctetstringValue fx_signWithEcdsaNistp256WithSha256(final OctetstringValue p_toBeSignedData, final OctetstringValue/*IntegerValue*/ p_privateKey) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_signWithEcdsaNistp256WithSha256");
byte[] toBeSignedData = new byte[p_toBeSignedData.getLength()];
for (int i = 0; i < toBeSignedData.length; i++) {
toBeSignedData[i] = (byte) p_toBeSignedData.getOctet(i);
} // End 'for' statement
byte[] privateKey = new byte[p_privateKey.getLength()];
for (int i = 0; i < privateKey.length; i++) {
privateKey[i] = (byte) p_privateKey.getOctet(i);
} // End 'for' statement
byte[] signed;
try {
// TERFactory.getInstance().logDebug("fx_signWithEcdsaNistp256WithSha256: toBeSignedData=" + ByteHelper.byteArrayToString(toBeSignedData) + " - " + toBeSignedData.length);
// TERFactory.getInstance().logDebug("fx_signWithEcdsaNistp256WithSha256: ts103097SignatureEncodedAsByteArray=" + new BigInteger(privateKey));
signed = CryptoLib.signWithEcdsaNistp256WithSha256(toBeSignedData, new BigInteger(privateKey));
} catch (Exception e) {
e.printStackTrace();
signed = new byte[] {};
}
OctetstringValue result = _tcicdWrapper.getOctetstring();
result.setLength(signed.length);
for (int i = 0; i < signed.length; i++) {
result.setOctet(i, signed[i]);
} // End 'for' statement
return result;
}
/**
* @desc Verify the signature of the specified data
* @param p_toBeVerifiedData The data to be verified
* @param p_signature The signature
* @param p_ecdsaNistp256PublicKeyX The public key (x coordinate)
* @param p_ecdsaNistp256PublicKeyY The public key (y coordinate)
* @return true on success, false otherwise
*/
public BooleanValue fx_verifyWithEcdsaNistp256WithSha256(final OctetstringValue p_toBeVerifiedData, final OctetstringValue p_signature, final OctetstringValue p_ecdsaNistp256PublicKeyX, final OctetstringValue p_ecdsaNistp256PublicKeyY) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_verifyWithEcdsaNistp256WithSha256");
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(false);
byte[] toBeVerifiedData = new byte[p_toBeVerifiedData.getLength()];
for (int i = 0; i < toBeVerifiedData.length; i++) {
toBeVerifiedData[i] = (byte) p_toBeVerifiedData.getOctet(i);
} // End 'for' statement
byte[] ts103097SignatureEncodedAsByteArray = new byte[p_signature.getLength()];
for (int i = 0; i < ts103097SignatureEncodedAsByteArray.length; i++) {
ts103097SignatureEncodedAsByteArray[i] = (byte) p_signature.getOctet(i);
} // End 'for' statement
byte[] ecdsaNistp256PublicKeyX = new byte[p_ecdsaNistp256PublicKeyX.getLength()];
for (int i = 0; i < ecdsaNistp256PublicKeyX.length; i++) {
ecdsaNistp256PublicKeyX[i] = (byte) p_ecdsaNistp256PublicKeyX.getOctet(i);
} // End 'for' statement
byte[] ecdsaNistp256PublicKeyY = new byte[p_ecdsaNistp256PublicKeyY.getLength()];
for (int i = 0; i < ecdsaNistp256PublicKeyY.length; i++) {
ecdsaNistp256PublicKeyY[i] = (byte) p_ecdsaNistp256PublicKeyY.getOctet(i);
} // End 'for' statement
try {
// TERFactory.getInstance().logDebug("fx_verifyWithEcdsaNistp256WithSha256: toBeVerifiedData=" + ByteHelper.byteArrayToString(toBeVerifiedData) + " - " + toBeVerifiedData.length);
// TERFactory.getInstance().logDebug("fx_verifyWithEcdsaNistp256WithSha256: ts103097SignatureEncodedAsByteArray=" + ByteHelper.byteArrayToString(ts103097SignatureEncodedAsByteArray));
// TERFactory.getInstance().logDebug("fx_verifyWithEcdsaNistp256WithSha256: ecdsaNistp256PublicKeyX=" + ByteHelper.byteArrayToString(ecdsaNistp256PublicKeyX));
// TERFactory.getInstance().logDebug("fx_verifyWithEcdsaNistp256WithSha256: ecdsaNistp256PublicKeyY=" + ByteHelper.byteArrayToString(ecdsaNistp256PublicKeyY));
boolean ret = CryptoLib.verifyWithEcdsaNistp256WithSha256(toBeVerifiedData, ts103097SignatureEncodedAsByteArray, ecdsaNistp256PublicKeyX, ecdsaNistp256PublicKeyY);
result.setBoolean(ret);
} catch (Exception e) {
e.printStackTrace();
}
//_logger.exiting("ItsExternalFunctionsProvider", "fx_verifyWithEcdsaNistp256WithSha256");
return result;
}
/**
* @desc Produce a new public/private key pair based on Elliptic Curve Digital Signature Algorithm (ECDSA) algorithm
* @param p_privateKey The new private key value
* @param p_publicKeyX The new public key value (x coordinate)
* @param p_publicKeyX The new public key value (y coordinate)
* @return true on success, false otherwise
*/
public BooleanValue fx_generateKeyPair(OctetstringValue/*IntegerValue*/ p_privateKey, OctetstringValue p_publicKeyX, OctetstringValue p_publicKeyY) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_generateKeyPair");
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(true);
EcdsaP256KeyPair ecdsaP256KeyPair = CryptoLib.generateKeyPair();
byte[] ref = ecdsaP256KeyPair.getPrivateKey().toByteArray();
p_privateKey.setLength(ref.length);
for (int i = 0; i < p_privateKey.getLength(); i++) {
p_privateKey.setOctet(i, ref[i]);
} // End 'for' statement
ref = ecdsaP256KeyPair.getPublicKeyX();
p_publicKeyX.setLength(ref.length);
for (int i = 0; i < ref.length; i++) {
p_publicKeyX.setOctet(i, ref[i]);
} // End 'for' statement
ref = ecdsaP256KeyPair.getPublicKeyY();
p_publicKeyY.setLength(ref.length);
for (int i = 0; i < ref.length; i++) {
p_publicKeyY.setOctet(i, ref[i]);
} // End 'for' statement
//_logger.exiting("ItsExternalFunctionsProvider", "fx_generateKeyPair");
return result;
}
/**
* @desc Check that given polygon doesn't have neither self-intersections nor holes.
* @param p_region Polygonal Region
* @return true on success, false otherwise
*/
public BooleanValue fx_isValidPolygonalRegion(final RecordOfValue p_region) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isValidPolygonalRegion");
// Setup arguments
ArrayList<WGS84> polygonalArea = new ArrayList<WGS84>();
for (int position = 0; position < p_region.getLength(); position++) {
RecordValue rv = (RecordValue) p_region.getField(position);
polygonalArea.add(
new WGS84(
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
));
} // End of 'for' statement
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isValidPolygonArea(polygonalArea));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isValidPolygonalRegion");
return result;
}
@Override
public BooleanValue fx_isPolygonalRegionInside(final RecordOfValue p_parent, final RecordOfValue p_region) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isPolygonalRegionInside");
// Setup arguments
ArrayList<WGS84> parentArea = new ArrayList<WGS84>();
for (int position = 0; position < p_parent.getLength(); position++) {
RecordValue rv = (RecordValue) p_parent.getField(position);
parentArea.add(
new WGS84(
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
));
} // End of 'for' statement
ArrayList<WGS84> regionArea = new ArrayList<WGS84>();
for (int position = 0; position < p_region.getLength(); position++) {
RecordValue rv = (RecordValue) p_region.getField(position);
regionArea.add(
new WGS84(
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
));
} // End of 'for' statement
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isPolygonalRegionInside(parentArea, regionArea));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isPolygonalRegionInside");
return result;
}
@Override
public BooleanValue fx_isLocationInsideCircularRegion(final RecordValue p_region, final RecordValue p_location) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isLocationInsideCircularRegion");
// Setup arguments
RecordValue rv = (RecordValue)p_region.getField("center"); // Center
WGS84 center = new WGS84(
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
);
int radius = _tcicdWrapper.getInteger((IntegerValue)p_region.getField("radius"));
WGS84 location = new WGS84( // Location
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("longitude")))
);
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isLocationInsideCircularArea(location, center, radius));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isLocationInsideCircularRegion");
return result;
}
@Override
public BooleanValue fx_isLocationInsideRectangularRegion(final RecordOfValue p_region, final RecordValue p_location) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isLocationInsideRectangularRegion");
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
// Setup arguments
ArrayList< ArrayList<WGS84> > polygonalAreas = new ArrayList< ArrayList<WGS84> >();
for (int position = 0; position < p_region.getLength(); position++) {
RecordValue rectangleArea = (RecordValue)p_region.getField(position);
// Retrieve corners
RecordValue rv = (RecordValue)rectangleArea.getField("northwest"); // Upper left corner
WGS84 upperLeftCorner = new WGS84(
(long)_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
(long)_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
);
rv = (RecordValue)rectangleArea.getField("southeast"); // Lower right corner
WGS84 lowerRightCorner = new WGS84(
(long)_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
(long) _tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
);
// Build the polygonal area
ArrayList<WGS84> rectangularItem = new ArrayList<WGS84>();
rectangularItem.add(upperLeftCorner);
rectangularItem.add(
new WGS84(
upperLeftCorner.getLatitude(),
lowerRightCorner.getLongitude(),
lowerRightCorner.getAltitude()
)
);
rectangularItem.add(lowerRightCorner);
rectangularItem.add(
new WGS84(
lowerRightCorner.getLatitude(),
upperLeftCorner.getLongitude(),
upperLeftCorner.getAltitude()
)
);
polygonalAreas.add(rectangularItem);
} // End of 'for' statement
WGS84 location = new WGS84( // Location
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("longitude")))
);
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isLocationInsidePolygonalAreas(location, polygonalAreas));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isLocationInsideRectangularRegion");
return result;
}
@Override
public BooleanValue fx_isLocationInsidePolygonalRegion(final RecordOfValue p_region, final RecordValue p_location) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isLocationInsidePolygonalRegion");
// Setup arguments
ArrayList<WGS84> polygonalArea = new ArrayList<WGS84>();
for (int position = 0; position < p_region.getLength(); position++) {
RecordValue rv = (RecordValue) p_region.getField(position);
polygonalArea.add(
new WGS84(
(long)_tcicdWrapper.getInteger((IntegerValue)(rv.getField("latitude"))),
(long)_tcicdWrapper.getInteger((IntegerValue)(rv.getField("longitude")))
));
// System.out.println("fx_isLocationInsidePolygonalRegion: add " + polygonalArea.get(polygonalArea.size() - 1));
} // End of 'for' statement
WGS84 location = new WGS84( // Location
(long)_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("latitude"))),
(long)_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("longitude")))
);
// System.out.println("fx_isLocationInsidePolygonalRegion: location= " + location);
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isLocationInsidePolygonalArea(location, polygonalArea));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isLocationInsidePolygonalRegion");
return result;
}
@Override
public BooleanValue fx_isLocationInsideIdentifiedRegion(final RecordValue p_region, final RecordValue p_location) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_isLocationInsideIdentifiedRegion");
// Setup arguments
int regionDictionary = ((EnumeratedValue) p_region.getField("region_dictionary")).getInt();
int regionId = _tcicdWrapper.getInteger((IntegerValue)(p_region.getField("region_identifier")));
long localRegion = _tcicdWrapper.getBigInteger((IntegerValue)(p_region.getField("local_region")));
WGS84 location = new WGS84( // Location
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("latitude"))),
_tcicdWrapper.getInteger((IntegerValue)(p_location.getField("longitude")))
);
// Call Geodesic function
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(Positioning.getInstance().isLocationInsideIdentifiedRegion(regionDictionary, regionId, localRegion, location));
//_logger.exiting("ItsExternalFunctionsProvider", "fx_isLocationInsideIdentifiedRegion");
return result;
}
@Override
public FloatValue fx_dms2dd(final IntegerValue p_degrees, final IntegerValue p_minutes, final FloatValue p_seconds, final OctetstringValue p_latlon) {
//_logger.entering("ItsExternalFunctionsProvider", "fx_dms2dd");
// Call Geodesic function
FloatValue result = _tcicdWrapper.getFloat();
DMS location = new DMS( // Location
_tcicdWrapper.getInteger(p_degrees),
_tcicdWrapper.getInteger(p_minutes),
p_seconds.getFloat(),
(char)p_latlon.getOctet(0)
);
result.setFloat((float) location.toDD());
//_logger.exiting("ItsExternalFunctionsProvider", "fx_dms2dd");
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
return result;
}
/**
* @desc Load in memory cache the certificates available in the specified directory
* @param p_rootDirectory Root directory to access to the certificates identified by the certificate ID
* @param p_configId A configuration identifier
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_loadCertificates(final CharstringValue p_rootDirectory, final CharstringValue p_configId) {
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(_certCache.loadCertificates(p_rootDirectory.getString(), p_configId.getString()));
return result;
}
/**
* @desc Unload from memory cache the certificates
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_unloadCertificates() {
BooleanValue result = _tcicdWrapper.getBoolean();
result.setBoolean(_certCache.unloadCertificates());
return result;
}
/**
* @desc Read the specified certificate
* @param p_certificateId the certificate identifier
* @param p_certificate the expected certificate
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_readCertificate(final CharstringValue p_certificateId, OctetstringValue p_certificate) {
BooleanValue result = _tcicdWrapper.getBoolean();
ByteArrayOutputStream certificate = new ByteArrayOutputStream();
boolean b = _certCache.readCertificate(p_certificateId.getString(), certificate);
result.setBoolean(b);
if(b){
byte[] value = certificate.toByteArray();
p_certificate.setLength(value.length);
if (value.length != 0) {
for (int i = 0; i < value.length; i++) {
p_certificate.setOctet(i, value[i]);
} // End 'for' statement
}
}
return result;
}
private static final byte[] ZERO32 = new byte[] {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
* @desc Read the specified certificate digest
* @param p_certificateId the certificate identifier
* @param p_digest the expected certificate digest
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_readCertificateDigest(final CharstringValue p_certificateId, OctetstringValue p_digest) {
BooleanValue result = _tcicdWrapper.getBoolean();
ByteArrayOutputStream digest = new ByteArrayOutputStream();
boolean b = _certCache.readCertificateDigest(p_certificateId.getString(), digest);
result.setBoolean(b);
p_digest.setLength(8);
byte[] value;
value = digest.toByteArray();
if (value.length != 8) {
value = ZERO32;
}
value = ZERO32;
}
for (int i = 0; i < 8; i++) {
p_digest.setOctet(i, value[i]);
} // End 'for' statement
return result;
}
/**
* @desc Read the signing private key for the specified certificate
* @param p_keysId the keys identifier
* @param p_key the signing private key
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_readSigningKey(CharstringValue p_keysId, OctetstringValue p_key) {
BooleanValue result = _tcicdWrapper.getBoolean();
ByteArrayOutputStream key = new ByteArrayOutputStream();
boolean b = _certCache.readSigningKey(p_keysId.getString(), key);
result.setBoolean(b);
value = key.toByteArray();
if(value.length != 32) {
value = ZERO32;
}
for (int i = 0; i < 32; i++) {
return result;
}
/**
* @desc Read the encrypting private key for the specified certificate
* @param p_keysId the keys identifier
* @param p_key the encrypting private key
* @return true on success, false otherwise
*/
@Override
public BooleanValue fx_readEncryptingKey(CharstringValue p_keysId, OctetstringValue p_key) {
BooleanValue result = _tcicdWrapper.getBoolean();
ByteArrayOutputStream key = new ByteArrayOutputStream();
boolean b = _certCache.readEncryptingKey(p_keysId.getString(), key);
result.setBoolean(b);
value = key.toByteArray();
if(value.length != 32) {
value = ZERO32;
}
}
for (int i = 0; i < 32; i++) {
return result;
}