PBEPBKDF2$AlgParams.smali

.class public Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;
.super Lorg/spongycastle/jcajce/provider/symmetric/util/BaseAlgorithmParameters;
.source "PBEPBKDF2.java"


# instance fields
.field params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;


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

    .prologue
    .line 35
    invoke-direct {p0}, Lorg/spongycastle/jcajce/provider/symmetric/util/BaseAlgorithmParameters;-><init>()V

    return-void
.end method


# virtual methods
.method protected engineGetEncoded()[B
    .registers 5

    .prologue
    .line 44
    :try_start_0
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    const-string v1, "DER"

    invoke-virtual {v0, v1}, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;->getEncoded(Ljava/lang/String;)[B
    :try_end_7
    .catch Ljava/io/IOException; {:try_start_0 .. :try_end_7} :catch_9

    move-result-object v0

    return-object v0

    .line 46
    :catch_9
    move-exception v0

    .line 48
    new-instance v1, Ljava/lang/RuntimeException;

    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "Oooops! "

    invoke-direct {v2, v3}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    invoke-virtual {v0}, Ljava/io/IOException;->toString()Ljava/lang/String;

    move-result-object v0

    invoke-virtual {v2, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v0

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

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

    throw v1
.end method

.method protected engineGetEncoded(Ljava/lang/String;)[B
    .registers 3

    .prologue
    .line 55
    invoke-virtual {p0, p1}, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->isASN1FormatString(Ljava/lang/String;)Z

    move-result v0

    if-eqz v0, :cond_b

    .line 57
    invoke-virtual {p0}, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->engineGetEncoded()[B

    move-result-object v0

    .line 60
    :goto_a
    return-object v0

    :cond_b
    const/4 v0, 0x0

    goto :goto_a
.end method

.method protected engineInit(Ljava/security/spec/AlgorithmParameterSpec;)V
    .registers 5

    .prologue
    .line 80
    instance-of v0, p1, Ljavax/crypto/spec/PBEParameterSpec;

    if-nez v0, :cond_c

    .line 82
    new-instance v0, Ljava/security/spec/InvalidParameterSpecException;

    const-string v1, "PBEParameterSpec required to initialise a PBKDF2 PBE parameters algorithm parameters object"

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

    throw v0

    .line 85
    :cond_c
    check-cast p1, Ljavax/crypto/spec/PBEParameterSpec;

    .line 87
    new-instance v0, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    invoke-virtual {p1}, Ljavax/crypto/spec/PBEParameterSpec;->getSalt()[B

    move-result-object v1

    .line 88
    invoke-virtual {p1}, Ljavax/crypto/spec/PBEParameterSpec;->getIterationCount()I

    move-result v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;-><init>([BI)V

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    .line 89
    return-void
.end method

.method protected engineInit([B)V
    .registers 3

    .prologue
    .line 95
    invoke-static {p1}, Lorg/spongycastle/asn1/ASN1Primitive;->fromByteArray([B)Lorg/spongycastle/asn1/ASN1Primitive;

    move-result-object v0

    invoke-static {v0}, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;->getInstance(Ljava/lang/Object;)Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    .line 96
    return-void
.end method

.method protected engineInit([BLjava/lang/String;)V
    .registers 5

    .prologue
    .line 103
    invoke-virtual {p0, p2}, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->isASN1FormatString(Ljava/lang/String;)Z

    move-result v0

    if-eqz v0, :cond_a

    .line 105
    invoke-virtual {p0, p1}, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->engineInit([B)V

    .line 106
    return-void

    .line 109
    :cond_a
    new-instance v0, Ljava/io/IOException;

    const-string v1, "Unknown parameters format in PBKDF2 parameters object"

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

    throw v0
.end method

.method protected engineToString()Ljava/lang/String;
    .registers 2

    .prologue
    .line 114
    const-string v0, "PBKDF2 Parameters"

    return-object v0
.end method

.method protected localEngineGetParameterSpec(Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;
    .registers 5

    .prologue
    .line 67
    const-class v0, Ljavax/crypto/spec/PBEParameterSpec;

    if-ne p1, v0, :cond_1a

    .line 69
    new-instance v0, Ljavax/crypto/spec/PBEParameterSpec;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    invoke-virtual {v1}, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;->getSalt()[B

    move-result-object v1

    iget-object v2, p0, Lorg/spongycastle/jcajce/provider/symmetric/PBEPBKDF2$AlgParams;->params:Lorg/spongycastle/asn1/pkcs/PBKDF2Params;

    .line 70
    invoke-virtual {v2}, Lorg/spongycastle/asn1/pkcs/PBKDF2Params;->getIterationCount()Ljava/math/BigInteger;

    move-result-object v2

    invoke-virtual {v2}, Ljava/math/BigInteger;->intValue()I

    move-result v2

    invoke-direct {v0, v1, v2}, Ljavax/crypto/spec/PBEParameterSpec;-><init>([BI)V

    return-object v0

    .line 73
    :cond_1a
    new-instance v0, Ljava/security/spec/InvalidParameterSpecException;

    const-string v1, "unknown parameter spec passed to PBKDF2 PBE parameters object."

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

    throw v0
.end method