BCElGamalPublicKey.smali
.class public Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;
.super Ljava/lang/Object;
.source "BCElGamalPublicKey.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 transient 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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->y:Ljava/math/BigInteger;
.line 71
iput-object p2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
.line 36
return-void
.end method
.method private readObject(Ljava/io/ObjectInputStream;)V
.registers 5
.prologue
.line 158
invoke-virtual {p1}, Ljava/io/ObjectInputStream;->defaultReadObject()V
.line 160
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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
.line 161
return-void
.end method
.method private writeObject(Ljava/io/ObjectOutputStream;)V
.registers 3
.prologue
.line 167
invoke-virtual {p1}, Ljava/io/ObjectOutputStream;->defaultWriteObject()V
.line 169
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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 170
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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 171
return-void
.end method
# virtual methods
.method public equals(Ljava/lang/Object;)Z
.registers 5
.prologue
const/4 v0, 0x0
.line 141
instance-of v1, p1, Ljavax/crypto/interfaces/DHPublicKey;
if-nez v1, :cond_6
.line 151
:cond_5
:goto_5
return v0
.line 146
:cond_6
check-cast p1, Ljavax/crypto/interfaces/DHPublicKey;
.line 148
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getY()Ljava/math/BigInteger;
move-result-object v1
invoke-interface {p1}, Ljavax/crypto/interfaces/DHPublicKey;->getY()Ljava/math/BigInteger;
move-result-object v2
invoke-virtual {v1, v2}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v1
if-eqz v1, :cond_5
.line 149
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;
move-result-object v1
invoke-virtual {v1}, Ljavax/crypto/spec/DHParameterSpec;->getG()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-virtual {v1, v2}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v1
if-eqz v1, :cond_5
.line 150
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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;->getP()Ljava/math/BigInteger;
move-result-object v2
invoke-virtual {v1, v2}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v1
if-eqz v1, :cond_5
.line 151
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;
move-result-object v1
invoke-virtual {v1}, Ljavax/crypto/spec/DHParameterSpec;->getL()I
move-result v1
invoke-interface {p1}, Ljavax/crypto/interfaces/DHPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;
move-result-object v2
invoke-virtual {v2}, Ljavax/crypto/spec/DHParameterSpec;->getL()I
move-result v2
if-ne v1, v2, :cond_5
const/4 v0, 0x1
goto :goto_5
.end method
.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 7
.prologue
.line 107
:try_start_0
new-instance v0, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;
new-instance v1, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;
sget-object v2, Lorg/spongycastle/asn1/oiw/OIWObjectIdentifiers;->elGamalAlgorithm:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;
new-instance v3, Lorg/spongycastle/asn1/oiw/ElGamalParameter;
iget-object v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
invoke-virtual {v4}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getP()Ljava/math/BigInteger;
move-result-object v4
iget-object v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
invoke-virtual {v5}, Lorg/spongycastle/jce/spec/ElGamalParameterSpec;->getG()Ljava/math/BigInteger;
move-result-object v5
invoke-direct {v3, v4, v5}, Lorg/spongycastle/asn1/oiw/ElGamalParameter;-><init>(Ljava/math/BigInteger;Ljava/math/BigInteger;)V
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/ASN1Integer;
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->y:Ljava/math/BigInteger;
invoke-direct {v2, v3}, Lorg/spongycastle/asn1/ASN1Integer;-><init>(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 109
const-string v1, "DER"
invoke-virtual {v0, v1}, Lorg/spongycastle/asn1/x509/SubjectPublicKeyInfo;->getEncoded(Ljava/lang/String;)[B
:try_end_29
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_29} :catch_2b
move-result-object v0
.line 113
:goto_2a
return-object v0
:catch_2b
move-exception v0
const/4 v0, 0x0
goto :goto_2a
.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 119
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->elSpec:Lorg/spongycastle/jce/spec/ElGamalParameterSpec;
return-object v0
.end method
.method public getParams()Ljavax/crypto/spec/DHParameterSpec;
.registers 4
.prologue
.line 124
new-instance v0, Ljavax/crypto/spec/DHParameterSpec;
iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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 129
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->y:Ljava/math/BigInteger;
return-object v0
.end method
.method public hashCode()I
.registers 3
.prologue
.line 134
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getY()Ljava/math/BigInteger;
move-result-object v0
invoke-virtual {v0}, Ljava/math/BigInteger;->hashCode()I
move-result v0
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;
move-result-object v1
invoke-virtual {v1}, Ljavax/crypto/spec/DHParameterSpec;->getG()Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1}, Ljava/math/BigInteger;->hashCode()I
move-result v1
xor-int/2addr v0, v1
.line 135
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->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-virtual {v1}, Ljava/math/BigInteger;->hashCode()I
move-result v1
xor-int/2addr v0, v1
invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/elgamal/BCElGamalPublicKey;->getParams()Ljavax/crypto/spec/DHParameterSpec;
move-result-object v1
invoke-virtual {v1}, Ljavax/crypto/spec/DHParameterSpec;->getL()I
move-result v1
xor-int/2addr v0, v1
return v0
.end method