diff options
Diffstat (limited to 'bcprov/src/main/java/org/bouncycastle/asn1/eac/ECDSAPublicKey.java')
| -rw-r--r-- | bcprov/src/main/java/org/bouncycastle/asn1/eac/ECDSAPublicKey.java | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/asn1/eac/ECDSAPublicKey.java b/bcprov/src/main/java/org/bouncycastle/asn1/eac/ECDSAPublicKey.java deleted file mode 100644 index 077807f..0000000 --- a/bcprov/src/main/java/org/bouncycastle/asn1/eac/ECDSAPublicKey.java +++ /dev/null @@ -1,340 +0,0 @@ -package org.bouncycastle.asn1.eac; - -import java.math.BigInteger; -import java.util.Enumeration; - -import org.bouncycastle.asn1.ASN1EncodableVector; -import org.bouncycastle.asn1.ASN1ObjectIdentifier; -import org.bouncycastle.asn1.ASN1OctetString; -import org.bouncycastle.asn1.ASN1Primitive; -import org.bouncycastle.asn1.ASN1Sequence; -import org.bouncycastle.asn1.ASN1TaggedObject; -import org.bouncycastle.asn1.DEROctetString; -import org.bouncycastle.asn1.DERSequence; -import org.bouncycastle.asn1.DERTaggedObject; - -/** - * an Iso7816ECDSAPublicKeyStructure structure. - * <pre> - * Certificate Holder Authorization ::= SEQUENCE { - * ASN1TaggedObject primeModulusP; // OPTIONAL - * ASN1TaggedObject firstCoefA; // OPTIONAL - * ASN1TaggedObject secondCoefB; // OPTIONAL - * ASN1TaggedObject basePointG; // OPTIONAL - * ASN1TaggedObject orderOfBasePointR; // OPTIONAL - * ASN1TaggedObject publicPointY; //REQUIRED - * ASN1TaggedObject cofactorF; // OPTIONAL - * } - * </pre> - */ -public class ECDSAPublicKey - extends PublicKeyDataObject -{ - private ASN1ObjectIdentifier usage; - private BigInteger primeModulusP; // OPTIONAL - private BigInteger firstCoefA; // OPTIONAL - private BigInteger secondCoefB; // OPTIONAL - private byte[] basePointG; // OPTIONAL - private BigInteger orderOfBasePointR; // OPTIONAL - private byte[] publicPointY; //REQUIRED - private BigInteger cofactorF; // OPTIONAL - private int options; - private static final int P = 0x01; - private static final int A = 0x02; - private static final int B = 0x04; - private static final int G = 0x08; - private static final int R = 0x10; - private static final int Y = 0x20; - private static final int F = 0x40; - - ECDSAPublicKey(ASN1Sequence seq) - throws IllegalArgumentException - { - Enumeration en = seq.getObjects(); - - this.usage = ASN1ObjectIdentifier.getInstance(en.nextElement()); - - options = 0; - while (en.hasMoreElements()) - { - Object obj = en.nextElement(); - - if (obj instanceof ASN1TaggedObject) - { - ASN1TaggedObject to = (ASN1TaggedObject)obj; - switch (to.getTagNo()) - { - case 0x1: - setPrimeModulusP(UnsignedInteger.getInstance(to).getValue()); - break; - case 0x2: - setFirstCoefA(UnsignedInteger.getInstance(to).getValue()); - break; - case 0x3: - setSecondCoefB(UnsignedInteger.getInstance(to).getValue()); - break; - case 0x4: - setBasePointG(ASN1OctetString.getInstance(to, false)); - break; - case 0x5: - setOrderOfBasePointR(UnsignedInteger.getInstance(to).getValue()); - break; - case 0x6: - setPublicPointY(ASN1OctetString.getInstance(to, false)); - break; - case 0x7: - setCofactorF(UnsignedInteger.getInstance(to).getValue()); - break; - default: - options = 0; - throw new IllegalArgumentException("Unknown Object Identifier!"); - } - } - else - { - throw new IllegalArgumentException("Unknown Object Identifier!"); - } - } - if (options != 0x20 && options != 0x7F) - { - throw new IllegalArgumentException("All options must be either present or absent!"); - } - } - - public ECDSAPublicKey(ASN1ObjectIdentifier usage, byte[] ppY) - throws IllegalArgumentException - { - this.usage = usage; - setPublicPointY(new DEROctetString(ppY)); - } - - public ECDSAPublicKey(ASN1ObjectIdentifier usage, BigInteger p, BigInteger a, BigInteger b, byte[] basePoint, BigInteger order, byte[] publicPoint, int cofactor) - { - this.usage = usage; - setPrimeModulusP(p); - setFirstCoefA(a); - setSecondCoefB(b); - setBasePointG(new DEROctetString(basePoint)); - setOrderOfBasePointR(order); - setPublicPointY(new DEROctetString(publicPoint)); - setCofactorF(BigInteger.valueOf(cofactor)); - } - - public ASN1ObjectIdentifier getUsage() - { - return usage; - } - - public byte[] getBasePointG() - { - if ((options & G) != 0) - { - return basePointG; - } - else - { - return null; - } - } - - private void setBasePointG(ASN1OctetString basePointG) - throws IllegalArgumentException - { - if ((options & G) == 0) - { - options |= G; - this.basePointG = basePointG.getOctets(); - } - else - { - throw new IllegalArgumentException("Base Point G already set"); - } - } - - public BigInteger getCofactorF() - { - if ((options & F) != 0) - { - return cofactorF; - } - else - { - return null; - } - } - - private void setCofactorF(BigInteger cofactorF) - throws IllegalArgumentException - { - if ((options & F) == 0) - { - options |= F; - this.cofactorF = cofactorF; - } - else - { - throw new IllegalArgumentException("Cofactor F already set"); - } - } - - public BigInteger getFirstCoefA() - { - if ((options & A) != 0) - { - return firstCoefA; - } - else - { - return null; - } - } - - private void setFirstCoefA(BigInteger firstCoefA) - throws IllegalArgumentException - { - if ((options & A) == 0) - { - options |= A; - this.firstCoefA = firstCoefA; - } - else - { - throw new IllegalArgumentException("First Coef A already set"); - } - } - - public BigInteger getOrderOfBasePointR() - { - if ((options & R) != 0) - { - return orderOfBasePointR; - } - else - { - return null; - } - } - - private void setOrderOfBasePointR(BigInteger orderOfBasePointR) - throws IllegalArgumentException - { - if ((options & R) == 0) - { - options |= R; - this.orderOfBasePointR = orderOfBasePointR; - } - else - { - throw new IllegalArgumentException("Order of base point R already set"); - } - } - - public BigInteger getPrimeModulusP() - { - if ((options & P) != 0) - { - return primeModulusP; - } - else - { - return null; - } - } - - private void setPrimeModulusP(BigInteger primeModulusP) - { - if ((options & P) == 0) - { - options |= P; - this.primeModulusP = primeModulusP; - } - else - { - throw new IllegalArgumentException("Prime Modulus P already set"); - } - } - - public byte[] getPublicPointY() - { - if ((options & Y) != 0) - { - return publicPointY; - } - else - { - return null; - } - } - - private void setPublicPointY(ASN1OctetString publicPointY) - throws IllegalArgumentException - { - if ((options & Y) == 0) - { - options |= Y; - this.publicPointY = publicPointY.getOctets(); - } - else - { - throw new IllegalArgumentException("Public Point Y already set"); - } - } - - public BigInteger getSecondCoefB() - { - if ((options & B) != 0) - { - return secondCoefB; - } - else - { - return null; - } - } - - private void setSecondCoefB(BigInteger secondCoefB) - throws IllegalArgumentException - { - if ((options & B) == 0) - { - options |= B; - this.secondCoefB = secondCoefB; - } - else - { - throw new IllegalArgumentException("Second Coef B already set"); - } - } - - public boolean hasParameters() - { - return primeModulusP != null; - } - - public ASN1EncodableVector getASN1EncodableVector(ASN1ObjectIdentifier oid, boolean publicPointOnly) - { - ASN1EncodableVector v = new ASN1EncodableVector(); - v.add(oid); - - if (!publicPointOnly) - { - v.add(new UnsignedInteger(0x01, getPrimeModulusP())); - v.add(new UnsignedInteger(0x02, getFirstCoefA())); - v.add(new UnsignedInteger(0x03, getSecondCoefB())); - v.add(new DERTaggedObject(false, 0x04, new DEROctetString(getBasePointG()))); - v.add(new UnsignedInteger(0x05, getOrderOfBasePointR())); - } - v.add(new DERTaggedObject(false, 0x06, new DEROctetString(getPublicPointY()))); - if (!publicPointOnly) - { - v.add(new UnsignedInteger(0x07, getCofactorF())); - } - - return v; - } - - public ASN1Primitive toASN1Primitive() - { - return new DERSequence(getASN1EncodableVector(usage, false)); - } -} |