org.bouncycastle.crypto.tls
Class TlsECCUtils
java.lang.Object
org.bouncycastle.crypto.tls.TlsECCUtils
public class TlsECCUtils
- extends java.lang.Object
Method Summary |
static void |
addSupportedEllipticCurvesExtension(java.util.Hashtable extensions,
int[] namedCurves)
|
static void |
addSupportedPointFormatsExtension(java.util.Hashtable extensions,
short[] ecPointFormats)
|
static boolean |
areOnSameCurve(ECDomainParameters a,
ECDomainParameters b)
|
static byte[] |
calculateECDHBasicAgreement(ECPublicKeyParameters publicKey,
ECPrivateKeyParameters privateKey)
|
static boolean |
containsECCCipherSuites(int[] cipherSuites)
|
static byte[] |
createSupportedEllipticCurvesExtension(int[] namedCurves)
|
static byte[] |
createSupportedPointFormatsExtension(short[] ecPointFormats)
|
static java.math.BigInteger |
deserializeECFieldElement(int fieldSize,
byte[] encoding)
|
static org.bouncycastle.math.ec.ECPoint |
deserializeECPoint(short[] ecPointFormats,
org.bouncycastle.math.ec.ECCurve curve,
byte[] encoding)
|
static ECPublicKeyParameters |
deserializeECPublicKey(short[] ecPointFormats,
ECDomainParameters curve_params,
byte[] encoding)
|
static AsymmetricCipherKeyPair |
generateECKeyPair(java.security.SecureRandom random,
ECDomainParameters ecParams)
|
static java.lang.String |
getNameOfNamedCurve(int namedCurve)
|
static ECDomainParameters |
getParametersForNamedCurve(int namedCurve)
|
static int[] |
getSupportedEllipticCurvesExtension(java.util.Hashtable extensions)
|
static short[] |
getSupportedPointFormatsExtension(java.util.Hashtable extensions)
|
static boolean |
hasAnySupportedNamedCurves()
|
static boolean |
isCompressionPreferred(short[] ecPointFormats,
short compressionFormat)
|
static boolean |
isECCCipherSuite(int cipherSuite)
|
static boolean |
isSupportedNamedCurve(int namedCurve)
|
static int |
readECExponent(int fieldSize,
java.io.InputStream input)
|
static java.math.BigInteger |
readECFieldElement(int fieldSize,
java.io.InputStream input)
|
static java.math.BigInteger |
readECParameter(java.io.InputStream input)
|
static ECDomainParameters |
readECParameters(int[] namedCurves,
short[] ecPointFormats,
java.io.InputStream input)
|
static int[] |
readSupportedEllipticCurvesExtension(byte[] extensionValue)
|
static short[] |
readSupportedPointFormatsExtension(byte[] extensionValue)
|
static byte[] |
serializeECFieldElement(int fieldSize,
java.math.BigInteger x)
|
static byte[] |
serializeECPoint(short[] ecPointFormats,
org.bouncycastle.math.ec.ECPoint point)
|
static byte[] |
serializeECPublicKey(short[] ecPointFormats,
ECPublicKeyParameters keyParameters)
|
static ECPublicKeyParameters |
validateECPublicKey(ECPublicKeyParameters key)
|
static void |
writeECExponent(int k,
java.io.OutputStream output)
|
static void |
writeECFieldElement(int fieldSize,
java.math.BigInteger x,
java.io.OutputStream output)
|
static void |
writeECParameter(java.math.BigInteger x,
java.io.OutputStream output)
|
static void |
writeExplicitECParameters(short[] ecPointFormats,
ECDomainParameters ecParameters,
java.io.OutputStream output)
|
static void |
writeNamedECParameters(int namedCurve,
java.io.OutputStream output)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
EXT_elliptic_curves
public static final java.lang.Integer EXT_elliptic_curves
EXT_ec_point_formats
public static final java.lang.Integer EXT_ec_point_formats
TlsECCUtils
public TlsECCUtils()
addSupportedEllipticCurvesExtension
public static void addSupportedEllipticCurvesExtension(java.util.Hashtable extensions,
int[] namedCurves)
throws java.io.IOException
- Throws:
java.io.IOException
addSupportedPointFormatsExtension
public static void addSupportedPointFormatsExtension(java.util.Hashtable extensions,
short[] ecPointFormats)
throws java.io.IOException
- Throws:
java.io.IOException
getSupportedEllipticCurvesExtension
public static int[] getSupportedEllipticCurvesExtension(java.util.Hashtable extensions)
throws java.io.IOException
- Throws:
java.io.IOException
getSupportedPointFormatsExtension
public static short[] getSupportedPointFormatsExtension(java.util.Hashtable extensions)
throws java.io.IOException
- Throws:
java.io.IOException
createSupportedEllipticCurvesExtension
public static byte[] createSupportedEllipticCurvesExtension(int[] namedCurves)
throws java.io.IOException
- Throws:
java.io.IOException
createSupportedPointFormatsExtension
public static byte[] createSupportedPointFormatsExtension(short[] ecPointFormats)
throws java.io.IOException
- Throws:
java.io.IOException
readSupportedEllipticCurvesExtension
public static int[] readSupportedEllipticCurvesExtension(byte[] extensionValue)
throws java.io.IOException
- Throws:
java.io.IOException
readSupportedPointFormatsExtension
public static short[] readSupportedPointFormatsExtension(byte[] extensionValue)
throws java.io.IOException
- Throws:
java.io.IOException
getNameOfNamedCurve
public static java.lang.String getNameOfNamedCurve(int namedCurve)
getParametersForNamedCurve
public static ECDomainParameters getParametersForNamedCurve(int namedCurve)
hasAnySupportedNamedCurves
public static boolean hasAnySupportedNamedCurves()
containsECCCipherSuites
public static boolean containsECCCipherSuites(int[] cipherSuites)
isECCCipherSuite
public static boolean isECCCipherSuite(int cipherSuite)
areOnSameCurve
public static boolean areOnSameCurve(ECDomainParameters a,
ECDomainParameters b)
isSupportedNamedCurve
public static boolean isSupportedNamedCurve(int namedCurve)
isCompressionPreferred
public static boolean isCompressionPreferred(short[] ecPointFormats,
short compressionFormat)
serializeECFieldElement
public static byte[] serializeECFieldElement(int fieldSize,
java.math.BigInteger x)
throws java.io.IOException
- Throws:
java.io.IOException
serializeECPoint
public static byte[] serializeECPoint(short[] ecPointFormats,
org.bouncycastle.math.ec.ECPoint point)
throws java.io.IOException
- Throws:
java.io.IOException
serializeECPublicKey
public static byte[] serializeECPublicKey(short[] ecPointFormats,
ECPublicKeyParameters keyParameters)
throws java.io.IOException
- Throws:
java.io.IOException
deserializeECFieldElement
public static java.math.BigInteger deserializeECFieldElement(int fieldSize,
byte[] encoding)
throws java.io.IOException
- Throws:
java.io.IOException
deserializeECPoint
public static org.bouncycastle.math.ec.ECPoint deserializeECPoint(short[] ecPointFormats,
org.bouncycastle.math.ec.ECCurve curve,
byte[] encoding)
throws java.io.IOException
- Throws:
java.io.IOException
deserializeECPublicKey
public static ECPublicKeyParameters deserializeECPublicKey(short[] ecPointFormats,
ECDomainParameters curve_params,
byte[] encoding)
throws java.io.IOException
- Throws:
java.io.IOException
calculateECDHBasicAgreement
public static byte[] calculateECDHBasicAgreement(ECPublicKeyParameters publicKey,
ECPrivateKeyParameters privateKey)
generateECKeyPair
public static AsymmetricCipherKeyPair generateECKeyPair(java.security.SecureRandom random,
ECDomainParameters ecParams)
validateECPublicKey
public static ECPublicKeyParameters validateECPublicKey(ECPublicKeyParameters key)
throws java.io.IOException
- Throws:
java.io.IOException
readECExponent
public static int readECExponent(int fieldSize,
java.io.InputStream input)
throws java.io.IOException
- Throws:
java.io.IOException
readECFieldElement
public static java.math.BigInteger readECFieldElement(int fieldSize,
java.io.InputStream input)
throws java.io.IOException
- Throws:
java.io.IOException
readECParameter
public static java.math.BigInteger readECParameter(java.io.InputStream input)
throws java.io.IOException
- Throws:
java.io.IOException
readECParameters
public static ECDomainParameters readECParameters(int[] namedCurves,
short[] ecPointFormats,
java.io.InputStream input)
throws java.io.IOException
- Throws:
java.io.IOException
writeECExponent
public static void writeECExponent(int k,
java.io.OutputStream output)
throws java.io.IOException
- Throws:
java.io.IOException
writeECFieldElement
public static void writeECFieldElement(int fieldSize,
java.math.BigInteger x,
java.io.OutputStream output)
throws java.io.IOException
- Throws:
java.io.IOException
writeECParameter
public static void writeECParameter(java.math.BigInteger x,
java.io.OutputStream output)
throws java.io.IOException
- Throws:
java.io.IOException
writeExplicitECParameters
public static void writeExplicitECParameters(short[] ecPointFormats,
ECDomainParameters ecParameters,
java.io.OutputStream output)
throws java.io.IOException
- Throws:
java.io.IOException
writeNamedECParameters
public static void writeNamedECParameters(int namedCurve,
java.io.OutputStream output)
throws java.io.IOException
- Throws:
java.io.IOException