JCEElGamalPublicKey.smali

.class public Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;
.super Ljava/lang/Object;
.source "JCEElGamalPublicKey.java"

# interfaces
.implements Ljavax/crypto/interfaces/DHPublicKey;
.implements Lorg/spongycastle/jce/interfaces/ElGamalPublicKey;


# static fields
.field static final serialVersionUID:J = 0x78e9d455552c6634L


# instance fields
.field private elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

.field private y:Ljava/math/BigInteger;


# direct methods
.method constructor <init>(Ljava/math/BigInteger;Lorg/spongycastle/jce/spec/ElGamalParameterSpec;)V
    .registers 3

    .prologue
    .line 69
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 70
    iput-object p1, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 71
    iput-object p2, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 72
    return-void
.end method

.method constructor <init>(Ljavax/crypto/interfaces/DHPublicKey;)V
    .registers 5

    .prologue
    .line 54
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 55
    invoke-interface {p1}, Ljavax/crypto/interfaces/DHPublicKey;->getY()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 56
    new-instance v0, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-interface {p1}, Ljavax/crypto/interfaces/DHPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;

    move-result-object v1

    invoke-virtual {v1}, Ljavax/crypto/spec/DHParameterSpec;->getP()Ljava/math/BigInteger;

    move-result-object v1

    invoke-interface {p1}, Ljavax/crypto/interfaces/DHPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;

    move-result-object v2

    invoke-virtual {v2}, Ljavax/crypto/spec/DHParameterSpec;->getG()Ljava/math/BigInteger;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 57
    return-void
.end method

.method constructor <init>(Ljavax/crypto/spec/DHPublicKeySpec;)V
    .registers 5

    .prologue
    .line 40
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 41
    invoke-virtual {p1}, Ljavax/crypto/spec/DHPublicKeySpec;->getY()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 42
    new-instance v0, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {p1}, Ljavax/crypto/spec/DHPublicKeySpec;->getP()Ljava/math/BigInteger;

    move-result-object v1

    invoke-virtual {p1}, Ljavax/crypto/spec/DHPublicKeySpec;->getG()Ljava/math/BigInteger;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 43
    return-void
.end method

.method constructor <init>(Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;)V
    .registers 5

    .prologue
    .line 76
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 77
    invoke-virtual {p1}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;->getAlgorithm()Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    move-result-object v0

    invoke-virtual {v0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getParameters()Lorg/spongycastle/asn1/ASN1Encodable;

    move-result-object v0

    invoke-static {v0}, Lorg/spongycastle/asn1/oiw/ElGamalParameter;->getInstance(Ljava/lang/Object;)Lorg/spongycastle/asn1/oiw/ElGamalParameter;

    move-result-object v1

    .line 82
    :try_start_f
    invoke-virtual {p1}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;->parsePublicKey()Lorg/spongycastle/asn1/ASN1Primitive;

    move-result-object v0

    check-cast v0, Lorg/spongycastle/asn1/ASN1Integer;
    :try_end_15
    .catch Ljava/io/IOException; {:try_start_f .. :try_end_15} :catch_2b

    .line 89
    invoke-virtual {v0}, Lorg/spongycastle/asn1/ASN1Integer;->getValue()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 90
    new-instance v0, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v1}, Lorg/spongycastle/asn1/oiw/ElGamalParameter;->getP()Ljava/math/BigInteger;

    move-result-object v2

    invoke-virtual {v1}, Lorg/spongycastle/asn1/oiw/ElGamalParameter;->getG()Ljava/math/BigInteger;

    move-result-object v1

    invoke-direct {v0, v2, v1}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 91
    return-void

    .line 86
    :catch_2b
    move-exception v0

    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "invalid info structure in DSA public key"

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

    throw v0
.end method

.method constructor <init>(Lorg/spongycastle/crypto/params/ElGamalPublicKeyParameters;)V
    .registers 5

    .prologue
    .line 61
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 62
    invoke-virtual {p1}, Lorg/spongycastle/crypto/params/ElGamalPublicKeyParameters;->getY()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 63
    new-instance v0, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {p1}, Lorg/spongycastle/crypto/params/ElGamalPublicKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/ElGamalParameters;

    move-result-object v1

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

    move-result-object v1

    invoke-virtual {p1}, Lorg/spongycastle/crypto/params/ElGamalPublicKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/ElGamalParameters;

    move-result-object v2

    invoke-virtual {v2}, Lorg/spongycastle/crypto/params/ElGamalParameters;->getG()Ljava/math/BigInteger;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 64
    return-void
.end method

.method constructor <init>(Lorg/spongycastle/jce/interfaces/ElGamalPublicKey;)V
    .registers 3

    .prologue
    .line 47
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 48
    invoke-interface {p1}, Lorg/spongycastle/jce/interfaces/ElGamalPublicKey;->getY()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 49
    invoke-interface {p1}, Lorg/spongycastle/jce/interfaces/ElGamalPublicKey;->getParameters()Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 50
    return-void
.end method

.method constructor <init>(Lorg/spongycastle/jce/spec/ElGamalPublicKeySpec;)V
    .registers 5

    .prologue
    .line 33
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 34
    invoke-virtual {p1}, Lorg/spongycastle/jce/spec/ElGamalPublicKeySpec;->getY()Ljava/math/BigInteger;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 35
    new-instance v0, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {p1}, Lorg/spongycastle/jce/spec/ElGamalPublicKeySpec;->getParams()Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    move-result-object v1

    invoke-virtual {v1}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getP()Ljava/math/BigInteger;

    move-result-object v1

    invoke-virtual {p1}, Lorg/spongycastle/jce/spec/ElGamalPublicKeySpec;->getParams()Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    move-result-object v2

    invoke-virtual {v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getG()Ljava/math/BigInteger;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 36
    return-void
.end method

.method private readObject(Ljava/io/ObjectInputStream;)V
    .registers 5

    .prologue
    .line 127
    invoke-virtual {p1}, Ljava/io/ObjectInputStream;->readObject()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/math/BigInteger;

    iput-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    .line 128
    new-instance v2, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {p1}, Ljava/io/ObjectInputStream;->readObject()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/math/BigInteger;

    invoke-virtual {p1}, Ljava/io/ObjectInputStream;->readObject()Ljava/lang/Object;

    move-result-object v1

    check-cast v1, Ljava/math/BigInteger;

    invoke-direct {v2, v0, v1}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    iput-object v2, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    .line 129
    return-void
.end method

.method private writeObject(Ljava/io/ObjectOutputStream;)V
    .registers 3

    .prologue
    .line 135
    invoke-virtual {p0}, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->getY()Ljava/math/BigInteger;

    move-result-object v0

    invoke-virtual {p1, v0}, Ljava/io/ObjectOutputStream;->writeObject(Ljava/lang/Object;)V

    .line 136
    iget-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v0}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getP()Ljava/math/BigInteger;

    move-result-object v0

    invoke-virtual {p1, v0}, Ljava/io/ObjectOutputStream;->writeObject(Ljava/lang/Object;)V

    .line 137
    iget-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v0}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getG()Ljava/math/BigInteger;

    move-result-object v0

    invoke-virtual {p1, v0}, Ljava/io/ObjectOutputStream;->writeObject(Ljava/lang/Object;)V

    .line 138
    return-void
.end method


# virtual methods
.method public getAlgorithm()Ljava/lang/String;
    .registers 2

    .prologue
    .line 95
    const-string v0, "ElGamal"

    return-object v0
.end method

.method public getEncoded()[B
    .registers 6

    .prologue
    .line 105
    new-instance v0, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    sget-object v1, Lorg/spongycastle/asn1/oiw/OIWObjectIdentifiers;->elGamalAlgorithm:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    new-instance v2, Lorg/spongycastle/asn1/oiw/ElGamalParameter;

    iget-object v3, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v3}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getP()Ljava/math/BigInteger;

    move-result-object v3

    iget-object v4, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v4}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getG()Ljava/math/BigInteger;

    move-result-object v4

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

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;-><init>(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)V

    new-instance v1, Lorg/spongycastle/asn1/ASN1Integer;

    iget-object v2, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    invoke-direct {v1, v2}, Lorg/spongycastle/asn1/ASN1Integer;-><init>(Ljava/math/BigInteger;)V

    invoke-static {v0, v1}, Lorg/spongycastle/jcajce/provider/asymmetric/util/KeyUtil;->getEncodedSubjectPublicKeyInfo(Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;Lorg/spongycastle/asn1/ASN1Encodable;)[B

    move-result-object v0

    return-object v0
.end method

.method public getFormat()Ljava/lang/String;
    .registers 2

    .prologue
    .line 100
    const-string v0, "X.509"

    return-object v0
.end method

.method public getParameters()Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
    .registers 2

    .prologue
    .line 110
    iget-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    return-object v0
.end method

.method public getParams()Ljavax/crypto/spec/DHParameterSpec;
    .registers 4

    .prologue
    .line 115
    new-instance v0, Ljavax/crypto/spec/DHParameterSpec;

    iget-object v1, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v1}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getP()Ljava/math/BigInteger;

    move-result-object v1

    iget-object v2, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;

    invoke-virtual {v2}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getG()Ljava/math/BigInteger;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Ljavax/crypto/spec/DHParameterSpec;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V

    return-object v0
.end method

.method public getY()Ljava/math/BigInteger;
    .registers 2

    .prologue
    .line 120
    iget-object v0, p0, Lorg/spongycastle/jce/provider/JCEElGamalPublicKey;->y:Ljava/math/BigInteger;

    return-object v0
.end method