SubjectPublicKeyInfoFactory.smali

.class public Lorg/spongycastle/crypto/util/SubjectPublicKeyInfoFactory;
.super Ljava/lang/Object;
.source "SubjectPublicKeyInfoFactory.java"


# direct methods
.method public constructor <init>()V
    .registers 1

    .prologue
    .line 29
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static createSubjectPublicKeyInfo(Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;)Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;
    .registers 7

    .prologue
    .line 40
    instance-of v0, p0, Lorg/spongycastle/crypto/params/RSAKeyParameters;

    if-eqz v0, :cond_22

    .line 42
    check-cast p0, Lorg/spongycastle/crypto/params/RSAKeyParameters;

    .line 44
    new-instance v0, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;

    new-instance v1, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    sget-object v2, Lorg/spongycastle/asn1/pkcs/PKCSObjectIdentifiers;->rsaEncryption:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    sget-object v3, Lorg/spongycastle/asn1/DERNull;->INSTANCE:Lorg/spongycastle/asn1/DERNull;

    invoke-direct {v1, v2, v3}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;-><init>(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    new-instance v2, Lorg/spongycastle/asn1/pkcs/RSAPublicKey;

    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/RSAKeyParameters;->getModulus()Ljava/math/BigInteger;

    move-result-object v3

    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/RSAKeyParameters;->getExponent()Ljava/math/BigInteger;

    move-result-object v4

    invoke-direct {v2, v3, v4}, Lorg/spongycastle/asn1/pkcs/RSAPublicKey;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;-><init>(Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    .line 87
    :goto_21
    return-object v0

    .line 46
    :cond_22
    instance-of v0, p0, Lorg/spongycastle/crypto/params/DSAPublicKeyParameters;

    if-eqz v0, :cond_57

    .line 48
    check-cast p0, Lorg/spongycastle/crypto/params/DSAPublicKeyParameters;

    .line 50
    const/4 v0, 0x0

    .line 51
    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/DSAPublicKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/DSAParameters;

    move-result-object v1

    .line 52
    if-eqz v1, :cond_40

    .line 54
    new-instance v0, Lorg/spongycastle/asn1/x509/DSAParameter;

    invoke-virtual {v1}, Lorg/spongycastle/crypto/params/DSAParameters;->getP()Ljava/math/BigInteger;

    move-result-object v2

    invoke-virtual {v1}, Lorg/spongycastle/crypto/params/DSAParameters;->getQ()Ljava/math/BigInteger;

    move-result-object v3

    invoke-virtual {v1}, Lorg/spongycastle/crypto/params/DSAParameters;->getG()Ljava/math/BigInteger;

    move-result-object v1

    invoke-direct {v0, v2, v3, v1}, Lorg/spongycastle/asn1/x509/DSAParameter;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    .line 57
    :cond_40
    new-instance v1, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;

    new-instance v2, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    sget-object v3, Lorg/spongycastle/asn1/x9/X9ObjectIdentifiers;->id_dsa:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-direct {v2, v3, v0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;-><init>(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    new-instance v0, Lorg/spongycastle/asn1/ASN1Integer;

    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/DSAPublicKeyParameters;->getY()Ljava/math/BigInteger;

    move-result-object v3

    invoke-direct {v0, v3}, Lorg/spongycastle/asn1/ASN1Integer;-><init>(Ljava/math/BigInteger;)V

    invoke-direct {v1, v2, v0}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;-><init>(Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    move-object v0, v1

    goto :goto_21

    .line 59
    :cond_57
    instance-of v0, p0, Lorg/spongycastle/crypto/params/ECPublicKeyParameters;

    if-eqz v0, :cond_bc

    .line 61
    check-cast p0, Lorg/spongycastle/crypto/params/ECPublicKeyParameters;

    .line 62
    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/ECPublicKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/ECDomainParameters;

    move-result-object v5

    .line 65
    if-nez v5, :cond_8c

    .line 67
    new-instance v0, Lorg/spongycastle/asn1/x9/X962Parameters;

    sget-object v1, Lorg/spongycastle/asn1/DERNull;->INSTANCE:Lorg/spongycastle/asn1/DERNull;

    invoke-direct {v0, v1}, Lorg/spongycastle/asn1/x9/X962Parameters;-><init>(Lorg/spongycastle/asn1/ASN1Null;)V

    move-object v1, v0

    .line 85
    :goto_6b
    new-instance v0, Lorg/spongycastle/asn1/x9/X9ECPoint;

    invoke-virtual {p0}, Lorg/spongycastle/crypto/params/ECPublicKeyParameters;->getQ()Lorg/spongycastle/math/ec/ECPoint;

    move-result-object v2

    invoke-direct {v0, v2}, Lorg/spongycastle/asn1/x9/X9ECPoint;-><init>(Lorg/spongycastle/math/ec/ECPoint;)V

    invoke-virtual {v0}, Lorg/spongycastle/asn1/x9/X9ECPoint;->toASN1Primitive()Lorg/spongycastle/asn1/ASN1Primitive;

    move-result-object v0

    check-cast v0, Lorg/spongycastle/asn1/ASN1OctetString;

    .line 87
    new-instance v2, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;

    new-instance v3, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    sget-object v4, Lorg/spongycastle/asn1/x9/X9ObjectIdentifiers;->id_ecPublicKey:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-direct {v3, v4, v1}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;-><init>(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    invoke-virtual {v0}, Lorg/spongycastle/asn1/ASN1OctetString;->getOctets()[B

    move-result-object v0

    invoke-direct {v2, v3, v0}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;-><init>(Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;[B)V

    move-object v0, v2

    goto :goto_21

    .line 69
    :cond_8c
    instance-of v0, v5, Lorg/spongycastle/crypto/params/ECNamedDomainParameters;

    if-eqz v0, :cond_9d

    .line 71
    new-instance v1, Lorg/spongycastle/asn1/x9/X962Parameters;

    move-object v0, v5

    check-cast v0, Lorg/spongycastle/crypto/params/ECNamedDomainParameters;

    invoke-virtual {v0}, Lorg/spongycastle/crypto/params/ECNamedDomainParameters;->getName()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v0

    invoke-direct {v1, v0}, Lorg/spongycastle/asn1/x9/X962Parameters;-><init>(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;)V

    goto :goto_6b

    .line 75
    :cond_9d
    new-instance v0, Lorg/spongycastle/asn1/x9/X9ECParameters;

    .line 76
    invoke-virtual {v5}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getCurve()Lorg/spongycastle/math/ec/ECCurve;

    move-result-object v1

    .line 77
    invoke-virtual {v5}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getG()Lorg/spongycastle/math/ec/ECPoint;

    move-result-object v2

    .line 78
    invoke-virtual {v5}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getN()Ljava/math/BigInteger;

    move-result-object v3

    .line 79
    invoke-virtual {v5}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getH()Ljava/math/BigInteger;

    move-result-object v4

    .line 80
    invoke-virtual {v5}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getSeed()[B

    move-result-object v5

    invoke-direct/range {v0 .. v5}, Lorg/spongycastle/asn1/x9/X9ECParameters;-><init>(Lorg/spongycastle/math/ec/ECCurve;Lorg/spongycastle/math/ec/ECPoint;Ljava/math/BigInteger;Ljava/math/BigInteger;[B)V

    .line 82
    new-instance v1, Lorg/spongycastle/asn1/x9/X962Parameters;

    invoke-direct {v1, v0}, Lorg/spongycastle/asn1/x9/X962Parameters;-><init>(Lorg/spongycastle/asn1/x9/X9ECParameters;)V

    goto :goto_6b

    .line 91
    :cond_bc
    new-instance v0, Ljava/io/IOException;

    const-string v1, "key parameters not recognised."

    invoke-direct {v0, v1}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V

    throw v0
.end method