IESCipher.smali
.class public Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;
.super Ljavax/crypto/CipherSpi;
.source "IESCipher.java"
# instance fields
.field private buffer:Ljava/io/ByteArrayOutputStream;
.field private dhaesMode:Z
.field private engine:Lorg/spongycastle/crypto/engines/IESEngine;
.field private engineParam:Ljava/security/AlgorithmParameters;
.field private engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.field private final helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;
.field private ivLength:I
.field private key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.field private otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.field private random:Ljava/security/SecureRandom;
.field private state:I
# direct methods
.method public constructor <init>(Lorg/spongycastle/crypto/engines/IESEngine;)V
.registers 5
.prologue
const/4 v2, 0x0
const/4 v1, 0x0
.line 72
invoke-direct {p0}, Ljavax/crypto/CipherSpi;-><init>()V
.line 58
new-instance v0, Lorg/spongycastle/jcajce/util/BCJcaJceHelper;
invoke-direct {v0}, Lorg/spongycastle/jcajce/util/BCJcaJceHelper;-><init>()V
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;
.line 62
const/4 v0, -0x1
iput v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
.line 63
new-instance v0, Ljava/io/ByteArrayOutputStream;
invoke-direct {v0}, Ljava/io/ByteArrayOutputStream;-><init>()V
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
.line 64
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
.line 65
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 68
iput-boolean v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->dhaesMode:Z
.line 69
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 73
iput-object p1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
.line 74
iput v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->ivLength:I
.line 75
return-void
.end method
.method public constructor <init>(Lorg/spongycastle/crypto/engines/IESEngine;I)V
.registers 5
.prologue
const/4 v1, 0x0
.line 78
invoke-direct {p0}, Ljavax/crypto/CipherSpi;-><init>()V
.line 58
new-instance v0, Lorg/spongycastle/jcajce/util/BCJcaJceHelper;
invoke-direct {v0}, Lorg/spongycastle/jcajce/util/BCJcaJceHelper;-><init>()V
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;
.line 62
const/4 v0, -0x1
iput v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
.line 63
new-instance v0, Ljava/io/ByteArrayOutputStream;
invoke-direct {v0}, Ljava/io/ByteArrayOutputStream;-><init>()V
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
.line 64
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
.line 65
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 68
const/4 v0, 0x0
iput-boolean v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->dhaesMode:Z
.line 69
iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 79
iput-object p1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
.line 80
iput p2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->ivLength:I
.line 81
return-void
.end method
# virtual methods
.method public engineDoFinal([BII[BI)I
.registers 9
.prologue
.line 493
invoke-virtual {p0, p1, p2, p3}, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineDoFinal([BII)[B
move-result-object v0
.line 494
const/4 v1, 0x0
array-length v2, v0
invoke-static {v0, v1, p4, p5, v2}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V
.line 495
array-length v0, v0
return v0
.end method
.method public engineDoFinal([BII)[B
.registers 12
.prologue
const/4 v7, 0x3
const/4 v6, 0x1
.line 392
if-eqz p3, :cond_9
.line 394
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0, p1, p2, p3}, Ljava/io/ByteArrayOutputStream;->write([BII)V
.line 397
:cond_9
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B
move-result-object v2
.line 398
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->reset()V
.line 401
new-instance v1, Lorg/spongycastle/crypto/params/IESWithCipherParameters;
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v0}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getDerivationV()[B
move-result-object v0
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 402
invoke-virtual {v3}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getEncodingV()[B
move-result-object v3
iget-object v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 403
invoke-virtual {v4}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getMacKeySize()I
move-result v4
iget-object v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 404
invoke-virtual {v5}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getCipherKeySize()I
move-result v5
invoke-direct {v1, v0, v3, v4, v5}, Lorg/spongycastle/crypto/params/IESWithCipherParameters;-><init>([B[BII)V
.line 406
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v0}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getNonce()[B
move-result-object v0
if-eqz v0, :cond_45
.line 408
new-instance v0, Lorg/spongycastle/crypto/params/ParametersWithIV;
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v3}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getNonce()[B
move-result-object v3
invoke-direct {v0, v1, v3}, Lorg/spongycastle/crypto/params/ParametersWithIV;-><init>(Lorg/spongycastle/crypto/CipherParameters;[B)V
move-object v1, v0
.line 411
:cond_45
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
check-cast v0, Lorg/spongycastle/crypto/params/ECKeyParameters;
invoke-virtual {v0}, Lorg/spongycastle/crypto/params/ECKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/ECDomainParameters;
move-result-object v0
.line 415
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
if-eqz v3, :cond_82
.line 419
:try_start_51
iget v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v0, v6, :cond_59
iget v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v0, v7, :cond_6c
.line 421
:cond_59
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
const/4 v3, 0x1
iget-object v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
iget-object v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
invoke-virtual {v0, v3, v4, v5, v1}, Lorg/spongycastle/crypto/engines/IESEngine;->init(ZLorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/CipherParameters;)V
.line 427
:goto_63
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
const/4 v1, 0x0
array-length v3, v2
invoke-virtual {v0, v2, v1, v3}, Lorg/spongycastle/crypto/engines/IESEngine;->processBlock([BII)[B
move-result-object v0
.line 470
:goto_6b
return-object v0
.line 425
:cond_6c
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
const/4 v3, 0x0
iget-object v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
iget-object v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
invoke-virtual {v0, v3, v4, v5, v1}, Lorg/spongycastle/crypto/engines/IESEngine;->init(ZLorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/CipherParameters;)V
:try_end_76
.catch Ljava/lang/Exception; {:try_start_51 .. :try_end_76} :catch_77
goto :goto_63
.line 429
:catch_77
move-exception v0
.line 431
new-instance v1, Ljavax/crypto/BadPaddingException;
invoke-virtual {v0}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;
move-result-object v0
invoke-direct {v1, v0}, Ljavax/crypto/BadPaddingException;-><init>(Ljava/lang/String;)V
throw v1
.line 435
:cond_82
iget v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v3, v6, :cond_8a
iget v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v3, v7, :cond_c4
.line 438
:cond_8a
new-instance v3, Lorg/spongycastle/crypto/generators/ECKeyPairGenerator;
invoke-direct {v3}, Lorg/spongycastle/crypto/generators/ECKeyPairGenerator;-><init>()V
.line 439
new-instance v4, Lorg/spongycastle/crypto/params/ECKeyGenerationParameters;
iget-object v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->random:Ljava/security/SecureRandom;
invoke-direct {v4, v0, v5}, Lorg/spongycastle/crypto/params/ECKeyGenerationParameters;-><init>(Lorg/spongycastle/crypto/params/ECDomainParameters;Ljava/security/SecureRandom;)V
invoke-virtual {v3, v4}, Lorg/spongycastle/crypto/generators/ECKeyPairGenerator;->init(Lorg/spongycastle/crypto/KeyGenerationParameters;)V
.line 441
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v0}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getPointCompression()Z
move-result v0
.line 442
new-instance v4, Lorg/spongycastle/crypto/generators/EphemeralKeyPairGenerator;
new-instance v5, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher$1;
invoke-direct {v5, p0, v0}, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher$1;-><init>(Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;Z)V
invoke-direct {v4, v3, v5}, Lorg/spongycastle/crypto/generators/EphemeralKeyPairGenerator;-><init>(Lorg/spongycastle/crypto/AsymmetricCipherKeyPairGenerator;Lorg/spongycastle/crypto/KeyEncoder;)V
.line 453
:try_start_a9
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
invoke-virtual {v0, v3, v1, v4}, Lorg/spongycastle/crypto/engines/IESEngine;->init(Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;Lorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/generators/EphemeralKeyPairGenerator;)V
.line 455
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
const/4 v1, 0x0
array-length v3, v2
invoke-virtual {v0, v2, v1, v3}, Lorg/spongycastle/crypto/engines/IESEngine;->processBlock([BII)[B
:try_end_b7
.catch Ljava/lang/Exception; {:try_start_a9 .. :try_end_b7} :catch_b9
move-result-object v0
goto :goto_6b
.line 457
:catch_b9
move-exception v0
.line 459
new-instance v1, Ljavax/crypto/BadPaddingException;
invoke-virtual {v0}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;
move-result-object v0
invoke-direct {v1, v0}, Ljavax/crypto/BadPaddingException;-><init>(Ljava/lang/String;)V
throw v1
.line 463
:cond_c4
iget v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
const/4 v4, 0x2
if-eq v3, v4, :cond_ce
iget v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
const/4 v4, 0x4
if-ne v3, v4, :cond_ee
.line 468
:cond_ce
:try_start_ce
iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
iget-object v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
new-instance v5, Lorg/spongycastle/crypto/parsers/ECIESPublicKeyParser;
invoke-direct {v5, v0}, Lorg/spongycastle/crypto/parsers/ECIESPublicKeyParser;-><init>(Lorg/spongycastle/crypto/params/ECDomainParameters;)V
invoke-virtual {v3, v4, v1, v5}, Lorg/spongycastle/crypto/engines/IESEngine;->init(Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;Lorg/spongycastle/crypto/CipherParameters;Lorg/spongycastle/crypto/KeyParser;)V
.line 470
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
const/4 v1, 0x0
array-length v3, v2
invoke-virtual {v0, v2, v1, v3}, Lorg/spongycastle/crypto/engines/IESEngine;->processBlock([BII)[B
:try_end_e1
.catch Lorg/spongycastle/crypto/InvalidCipherTextException; {:try_start_ce .. :try_end_e1} :catch_e3
move-result-object v0
goto :goto_6b
.line 472
:catch_e3
move-exception v0
.line 474
new-instance v1, Ljavax/crypto/BadPaddingException;
invoke-virtual {v0}, Lorg/spongycastle/crypto/InvalidCipherTextException;->getMessage()Ljava/lang/String;
move-result-object v0
invoke-direct {v1, v0}, Ljavax/crypto/BadPaddingException;-><init>(Ljava/lang/String;)V
throw v1
.line 479
:cond_ee
new-instance v0, Ljava/lang/IllegalStateException;
const-string v1, "cipher not initialised"
invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineGetBlockSize()I
.registers 2
.prologue
.line 85
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v0}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v0
if-eqz v0, :cond_13
.line 87
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v0}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v0
invoke-virtual {v0}, Lorg/spongycastle/crypto/BufferedBlockCipher;->getBlockSize()I
move-result v0
.line 91
:goto_12
return v0
:cond_13
const/4 v0, 0x0
goto :goto_12
.end method
.method public engineGetIV()[B
.registers 2
.prologue
.line 111
const/4 v0, 0x0
return-object v0
.end method
.method public engineGetKeySize(Ljava/security/Key;)I
.registers 4
.prologue
.line 98
instance-of v0, p1, Lorg/spongycastle/jce/interfaces/ECKey;
if-eqz v0, :cond_13
.line 100
check-cast p1, Lorg/spongycastle/jce/interfaces/ECKey;
invoke-interface {p1}, Lorg/spongycastle/jce/interfaces/ECKey;->getParameters()Lorg/spongycastle/jce/spec/ECParameterSpec;
move-result-object v0
invoke-virtual {v0}, Lorg/spongycastle/jce/spec/ECParameterSpec;->getCurve()Lorg/spongycastle/math/ec/ECCurve;
move-result-object v0
invoke-virtual {v0}, Lorg/spongycastle/math/ec/ECCurve;->getFieldSize()I
move-result v0
return v0
.line 104
:cond_13
new-instance v0, Ljava/lang/IllegalArgumentException;
const-string v1, "not an EC key"
invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineGetOutputSize(I)I
.registers 10
.prologue
const/4 v7, 0x4
const/4 v6, 0x3
const/4 v5, 0x2
const/4 v4, 0x1
.line 157
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
if-nez v0, :cond_10
.line 159
new-instance v0, Ljava/lang/IllegalStateException;
const-string v1, "cipher not initialised"
invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
throw v0
.line 162
:cond_10
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v0}, Lorg/spongycastle/crypto/engines/IESEngine;->getMac()Lorg/spongycastle/crypto/Mac;
move-result-object v0
invoke-interface {v0}, Lorg/spongycastle/crypto/Mac;->getMacSize()I
move-result v1
.line 164
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
if-nez v0, :cond_62
.line 166
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
check-cast v0, Lorg/spongycastle/crypto/params/ECKeyParameters;
invoke-virtual {v0}, Lorg/spongycastle/crypto/params/ECKeyParameters;->getParameters()Lorg/spongycastle/crypto/params/ECDomainParameters;
move-result-object v0
invoke-virtual {v0}, Lorg/spongycastle/crypto/params/ECDomainParameters;->getCurve()Lorg/spongycastle/math/ec/ECCurve;
move-result-object v0
invoke-virtual {v0}, Lorg/spongycastle/math/ec/ECCurve;->getFieldSize()I
move-result v0
add-int/lit8 v0, v0, 0x7
mul-int/lit8 v0, v0, 0x2
div-int/lit8 v0, v0, 0x8
add-int/lit8 v0, v0, 0x1
.line 173
:goto_36
iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v2}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v2
if-eqz v2, :cond_50
.line 177
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v2, v4, :cond_46
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v2, v6, :cond_64
.line 179
:cond_46
iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v2}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v2
invoke-virtual {v2, p1}, Lorg/spongycastle/crypto/BufferedBlockCipher;->getOutputSize(I)I
move-result p1
.line 190
:cond_50
:goto_50
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v2, v4, :cond_58
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v2, v6, :cond_82
.line 192
:cond_58
iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v2}, Ljava/io/ByteArrayOutputStream;->size()I
move-result v2
add-int/2addr v1, v2
add-int/2addr v0, v1
add-int/2addr v0, p1
.line 196
:goto_61
return v0
.line 170
:cond_62
const/4 v0, 0x0
goto :goto_36
.line 181
:cond_64
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v2, v5, :cond_6c
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v2, v7, :cond_7a
.line 183
:cond_6c
iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v2}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v2
sub-int v3, p1, v1
sub-int/2addr v3, v0
invoke-virtual {v2, v3}, Lorg/spongycastle/crypto/BufferedBlockCipher;->getOutputSize(I)I
move-result p1
goto :goto_50
.line 187
:cond_7a
new-instance v0, Ljava/lang/IllegalStateException;
const-string v1, "cipher not initialised"
invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
throw v0
.line 194
:cond_82
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-eq v2, v5, :cond_8a
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
if-ne v2, v7, :cond_96
.line 196
:cond_8a
iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v2}, Ljava/io/ByteArrayOutputStream;->size()I
move-result v2
sub-int v1, v2, v1
sub-int v0, v1, v0
add-int/2addr v0, p1
goto :goto_61
.line 200
:cond_96
new-instance v0, Ljava/lang/IllegalStateException;
const-string v1, "cipher not initialised"
invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineGetParameters()Ljava/security/AlgorithmParameters;
.registers 3
.prologue
.line 116
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
if-nez v0, :cond_19
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
if-eqz v0, :cond_19
.line 120
:try_start_8
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;
const-string v1, "IES"
invoke-interface {v0, v1}, Lorg/spongycastle/jcajce/util/JcaJceHelper;->createAlgorithmParameters(Ljava/lang/String;)Ljava/security/AlgorithmParameters;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
.line 121
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v0, v1}, Ljava/security/AlgorithmParameters;->init(Ljava/security/spec/AlgorithmParameterSpec;)V
:try_end_19
.catch Ljava/lang/Exception; {:try_start_8 .. :try_end_19} :catch_1c
.line 129
:cond_19
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
return-object v0
.line 123
:catch_1c
move-exception v0
.line 125
new-instance v1, Ljava/lang/RuntimeException;
invoke-virtual {v0}, Ljava/lang/Exception;->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 public engineInit(ILjava/security/Key;Ljava/security/AlgorithmParameters;Ljava/security/SecureRandom;)V
.registers 9
.prologue
.line 235
const/4 v0, 0x0
.line 237
if-eqz p3, :cond_9
.line 241
:try_start_3
const-class v0, Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {p3, v0}, Ljava/security/AlgorithmParameters;->getParameterSpec(Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;
:try_end_8
.catch Ljava/lang/Exception; {:try_start_3 .. :try_end_8} :catch_f
move-result-object v0
.line 249
:cond_9
iput-object p3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineParam:Ljava/security/AlgorithmParameters;
.line 250
invoke-virtual {p0, p1, p2, v0, p4}, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineInit(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
.line 252
return-void
.line 243
:catch_f
move-exception v0
.line 245
new-instance v1, Ljava/security/InvalidAlgorithmParameterException;
new-instance v2, Ljava/lang/StringBuilder;
const-string v3, "cannot recognise parameters: "
invoke-direct {v2, v3}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {v0}, Ljava/lang/Exception;->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/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
throw v1
.end method
.method public engineInit(ILjava/security/Key;Ljava/security/SecureRandom;)V
.registers 6
.prologue
.line 350
const/4 v0, 0x0
:try_start_1
invoke-virtual {p0, p1, p2, v0, p3}, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineInit(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
:try_end_4
.catch Ljava/security/InvalidAlgorithmParameterException; {:try_start_1 .. :try_end_4} :catch_5
.line 355
return-void
.line 354
:catch_5
move-exception v0
new-instance v0, Ljava/lang/IllegalArgumentException;
const-string v1, "can\'t handle supplied parameter spec"
invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineInit(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
.registers 8
.prologue
.line 262
const/4 v0, 0x0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 265
if-nez p3, :cond_25
.line 267
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engine:Lorg/spongycastle/crypto/engines/IESEngine;
invoke-virtual {v0}, Lorg/spongycastle/crypto/engines/IESEngine;->getCipher()Lorg/spongycastle/crypto/BufferedBlockCipher;
move-result-object v0
invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/util/IESUtil;->guessParameterSpec(Lorg/spongycastle/crypto/BufferedBlockCipher;)Lorg/spongycastle/jce/spec/IESParameterSpec;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
.line 278
:goto_11
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
invoke-virtual {v0}, Lorg/spongycastle/jce/spec/IESParameterSpec;->getNonce()[B
move-result-object v0
.line 280
if-eqz v0, :cond_58
.line 282
iget v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->ivLength:I
if-nez v1, :cond_36
.line 284
new-instance v0, Ljava/security/InvalidAlgorithmParameterException;
const-string v1, "NONCE present in IES Parameters when none required"
invoke-direct {v0, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
throw v0
.line 269
:cond_25
instance-of v0, p3, Lorg/spongycastle/jce/spec/IESParameterSpec;
if-eqz v0, :cond_2e
.line 271
check-cast p3, Lorg/spongycastle/jce/spec/IESParameterSpec;
iput-object p3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->engineSpec:Lorg/spongycastle/jce/spec/IESParameterSpec;
goto :goto_11
.line 275
:cond_2e
new-instance v0, Ljava/security/InvalidAlgorithmParameterException;
const-string v1, "must be passed IES parameters"
invoke-direct {v0, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
throw v0
.line 286
:cond_36
array-length v0, v0
iget v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->ivLength:I
if-eq v0, v1, :cond_58
.line 288
new-instance v0, Ljava/security/InvalidAlgorithmParameterException;
new-instance v1, Ljava/lang/StringBuilder;
const-string v2, "NONCE in IES Parameters needs to be "
invoke-direct {v1, v2}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
iget v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->ivLength:I
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
move-result-object v1
const-string v2, " bytes long"
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-direct {v0, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
throw v0
.line 293
:cond_58
const/4 v0, 0x1
if-eq p1, v0, :cond_5e
const/4 v0, 0x3
if-ne p1, v0, :cond_97
.line 295
:cond_5e
instance-of v0, p2, Ljava/security/PublicKey;
if-eqz v0, :cond_74
.line 297
check-cast p2, Ljava/security/PublicKey;
invoke-static {p2}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePublicKeyParameter(Ljava/security/PublicKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 335
:goto_6a
iput-object p4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->random:Ljava/security/SecureRandom;
.line 336
iput p1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->state:I
.line 337
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->reset()V
.line 339
return-void
.line 299
:cond_74
instance-of v0, p2, Lorg/spongycastle/jce/interfaces/IESKey;
if-eqz v0, :cond_8f
.line 301
check-cast p2, Lorg/spongycastle/jce/interfaces/IESKey;
.line 303
invoke-interface {p2}, Lorg/spongycastle/jce/interfaces/IESKey;->getPublic()Ljava/security/PublicKey;
move-result-object v0
invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePublicKeyParameter(Ljava/security/PublicKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 304
invoke-interface {p2}, Lorg/spongycastle/jce/interfaces/IESKey;->getPrivate()Ljava/security/PrivateKey;
move-result-object v0
invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePrivateKeyParameter(Ljava/security/PrivateKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
goto :goto_6a
.line 308
:cond_8f
new-instance v0, Ljava/security/InvalidKeyException;
const-string v1, "must be passed recipient\'s public EC key for encryption"
invoke-direct {v0, v1}, Ljava/security/InvalidKeyException;-><init>(Ljava/lang/String;)V
throw v0
.line 311
:cond_97
const/4 v0, 0x2
if-eq p1, v0, :cond_9d
const/4 v0, 0x4
if-ne p1, v0, :cond_cd
.line 313
:cond_9d
instance-of v0, p2, Ljava/security/PrivateKey;
if-eqz v0, :cond_aa
.line 315
check-cast p2, Ljava/security/PrivateKey;
invoke-static {p2}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePrivateKeyParameter(Ljava/security/PrivateKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
goto :goto_6a
.line 317
:cond_aa
instance-of v0, p2, Lorg/spongycastle/jce/interfaces/IESKey;
if-eqz v0, :cond_c5
.line 319
check-cast p2, Lorg/spongycastle/jce/interfaces/IESKey;
.line 321
invoke-interface {p2}, Lorg/spongycastle/jce/interfaces/IESKey;->getPublic()Ljava/security/PublicKey;
move-result-object v0
invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePublicKeyParameter(Ljava/security/PublicKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->otherKeyParameter:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
.line 322
invoke-interface {p2}, Lorg/spongycastle/jce/interfaces/IESKey;->getPrivate()Ljava/security/PrivateKey;
move-result-object v0
invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/util/ECUtil;->generatePrivateKeyParameter(Ljava/security/PrivateKey;)Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
move-result-object v0
iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->key:Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;
goto :goto_6a
.line 326
:cond_c5
new-instance v0, Ljava/security/InvalidKeyException;
const-string v1, "must be passed recipient\'s private EC key for decryption"
invoke-direct {v0, v1}, Ljava/security/InvalidKeyException;-><init>(Ljava/lang/String;)V
throw v0
.line 331
:cond_cd
new-instance v0, Ljava/security/InvalidKeyException;
const-string v1, "must be passed EC key"
invoke-direct {v0, v1}, Ljava/security/InvalidKeyException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineSetMode(Ljava/lang/String;)V
.registers 5
.prologue
.line 136
invoke-static {p1}, Lorg/spongycastle/util/Strings;->toUpperCase(Ljava/lang/String;)Ljava/lang/String;
move-result-object v0
.line 138
const-string v1, "NONE"
invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v1
if-eqz v1, :cond_10
.line 140
const/4 v0, 0x0
iput-boolean v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->dhaesMode:Z
.line 144
:goto_f
return-void
.line 142
:cond_10
const-string v1, "DHAES"
invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v0
if-eqz v0, :cond_1c
.line 144
const/4 v0, 0x1
iput-boolean v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->dhaesMode:Z
goto :goto_f
.line 148
:cond_1c
new-instance v0, Ljava/lang/IllegalArgumentException;
new-instance v1, Ljava/lang/StringBuilder;
const-string v2, "can\'t support mode "
invoke-direct {v1, v2}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v1
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public engineSetPadding(Ljava/lang/String;)V
.registers 4
.prologue
.line 208
invoke-static {p1}, Lorg/spongycastle/util/Strings;->toUpperCase(Ljava/lang/String;)Ljava/lang/String;
move-result-object v0
.line 211
const-string v1, "NOPADDING"
invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v1
if-nez v1, :cond_24
.line 215
const-string v1, "PKCS5PADDING"
invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v1
if-nez v1, :cond_24
const-string v1, "PKCS7PADDING"
invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v0
if-nez v0, :cond_24
.line 221
new-instance v0, Ljavax/crypto/NoSuchPaddingException;
const-string v1, "padding not available with IESCipher"
invoke-direct {v0, v1}, Ljavax/crypto/NoSuchPaddingException;-><init>(Ljava/lang/String;)V
throw v0
.line 223
:cond_24
return-void
.end method
.method public engineUpdate([BII[BI)I
.registers 7
.prologue
.line 379
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0, p1, p2, p3}, Ljava/io/ByteArrayOutputStream;->write([BII)V
.line 380
const/4 v0, 0x0
return v0
.end method
.method public engineUpdate([BII)[B
.registers 5
.prologue
.line 367
iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/ec/IESCipher;->buffer:Ljava/io/ByteArrayOutputStream;
invoke-virtual {v0, p1, p2, p3}, Ljava/io/ByteArrayOutputStream;->write([BII)V
.line 368
const/4 v0, 0x0
return-object v0
.end method