PSSSignatureSpi.smali

.class public Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;
.super Ljava/security/SignatureSpi;
.source "PSSSignatureSpi.java"


# instance fields
.field private contentDigest:Lorg/spongycastle/crypto/Digest;

.field private engineParams:Ljava/security/AlgorithmParameters;

.field private final helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;

.field private isRaw:Z

.field private mgfDigest:Lorg/spongycastle/crypto/Digest;

.field private originalSpec:Ljava/security/spec/PSSParameterSpec;

.field private paramSpec:Ljava/security/spec/PSSParameterSpec;

.field private pss:Lorg/spongycastle/crypto/signers/PSSSigner;

.field private saltLength:I

.field private signer:Lorg/spongycastle/crypto/AsymmetricBlockCipher;

.field private trailer:B


# direct methods
.method protected constructor <init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Ljava/security/spec/PSSParameterSpec;)V
    .registers 4

    .prologue
    .line 73
    const/4 v0, 0x0

    invoke-direct {p0, p1, p2, v0}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Ljava/security/spec/PSSParameterSpec;Z)V

    .line 74
    return-void
.end method

.method protected constructor <init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Ljava/security/spec/PSSParameterSpec;Z)V
    .registers 5

    .prologue
    .line 81
    invoke-direct {p0}, Ljava/security/SignatureSpi;-><init>()V

    .line 31
    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/rsa/PSSSignatureSpi;->helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;

    .line 82
    iput-object p1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->signer:Lorg/spongycastle/crypto/AsymmetricBlockCipher;

    .line 83
    iput-object p2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->originalSpec:Ljava/security/spec/PSSParameterSpec;

    .line 85
    if-nez p2, :cond_3a

    .line 87
    sget-object v0, Ljava/security/spec/PSSParameterSpec;->DEFAULT:Ljava/security/spec/PSSParameterSpec;

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    .line 94
    :goto_14
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v0

    invoke-static {v0}, Lorg/spongycastle/jcajce/provider/util/DigestFactory;->getDigest(Ljava/lang/String;)Lorg/spongycastle/crypto/Digest;

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    .line 95
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getSaltLength()I

    move-result v0

    iput v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->saltLength:I

    .line 96
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getTrailerField()I

    move-result v0

    invoke-direct {p0, v0}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->getTrailer(I)B

    move-result v0

    iput-byte v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->trailer:B

    .line 97
    iput-boolean p3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->isRaw:Z

    .line 99
    invoke-direct {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->setupContentDigest()V

    .line 100
    return-void

    .line 91
    :cond_3a
    iput-object p2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    goto :goto_14
.end method

.method private getTrailer(I)B
    .registers 4

    .prologue
    .line 48
    const/4 v0, 0x1

    if-ne p1, v0, :cond_6

    .line 50
    const/16 v0, -0x44

    return v0

    .line 53
    :cond_6
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "unknown trailer field"

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

    throw v0
.end method

.method private setupContentDigest()V
    .registers 3

    .prologue
    .line 58
    iget-boolean v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->isRaw:Z

    if-eqz v0, :cond_e

    .line 60
    new-instance v0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi$NullPssDigest;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    invoke-direct {v0, p0, v1}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi$NullPssDigest;-><init>(Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;Lorg/spongycastle/crypto/Digest;)V

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->contentDigest:Lorg/spongycastle/crypto/Digest;

    .line 66
    :goto_d
    return-void

    .line 64
    :cond_e
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->contentDigest:Lorg/spongycastle/crypto/Digest;

    goto :goto_d
.end method


# virtual methods
.method protected engineGetParameter(Ljava/lang/String;)Ljava/lang/Object;
    .registers 4

    .prologue
    .line 266
    new-instance v0, Ljava/lang/UnsupportedOperationException;

    const-string v1, "engineGetParameter unsupported"

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

    throw v0
.end method

.method protected engineGetParameters()Ljava/security/AlgorithmParameters;
    .registers 3

    .prologue
    .line 234
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->engineParams:Ljava/security/AlgorithmParameters;

    if-nez v0, :cond_19

    .line 236
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    if-eqz v0, :cond_19

    .line 240
    :try_start_8
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->helper:Lorg/spongycastle/jcajce/util/JcaJceHelper;

    const-string v1, "PSS"

    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/rsa/PSSSignatureSpi;->engineParams:Ljava/security/AlgorithmParameters;

    .line 241
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->engineParams:Ljava/security/AlgorithmParameters;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    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 250
    :cond_19
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->engineParams:Ljava/security/AlgorithmParameters;

    return-object v0

    .line 243
    :catch_1c
    move-exception v0

    .line 245
    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 protected engineInitSign(Ljava/security/PrivateKey;)V
    .registers 8

    .prologue
    .line 134
    instance-of v0, p1, Ljava/security/interfaces/RSAPrivateKey;

    if-nez v0, :cond_c

    .line 136
    new-instance v0, Ljava/security/InvalidKeyException;

    const-string v1, "Supplied key is not a RSAPrivateKey instance"

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

    throw v0

    .line 139
    :cond_c
    new-instance v0, Lorg/spongycastle/crypto/signers/PSSSigner;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->signer:Lorg/spongycastle/crypto/AsymmetricBlockCipher;

    iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->contentDigest:Lorg/spongycastle/crypto/Digest;

    iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    iget v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->saltLength:I

    iget-byte v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->trailer:B

    invoke-direct/range {v0 .. v5}, Lorg/spongycastle/crypto/signers/PSSSigner;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Lorg/spongycastle/crypto/Digest;Lorg/spongycastle/crypto/Digest;IB)V

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    .line 140
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    const/4 v1, 0x1

    check-cast p1, Ljava/security/interfaces/RSAPrivateKey;

    invoke-static {p1}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/RSAUtil;->generatePrivateKeyParameter(Ljava/security/interfaces/RSAPrivateKey;)Lorg/spongycastle/crypto/params/RSAKeyParameters;

    move-result-object v2

    invoke-virtual {v0, v1, v2}, Lorg/spongycastle/crypto/signers/PSSSigner;->init(ZLorg/spongycastle/crypto/CipherParameters;)V

    .line 141
    return-void
.end method

.method protected engineInitSign(Ljava/security/PrivateKey;Ljava/security/SecureRandom;)V
    .registers 9

    .prologue
    .line 121
    instance-of v0, p1, Ljava/security/interfaces/RSAPrivateKey;

    if-nez v0, :cond_c

    .line 123
    new-instance v0, Ljava/security/InvalidKeyException;

    const-string v1, "Supplied key is not a RSAPrivateKey instance"

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

    throw v0

    .line 126
    :cond_c
    new-instance v0, Lorg/spongycastle/crypto/signers/PSSSigner;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->signer:Lorg/spongycastle/crypto/AsymmetricBlockCipher;

    iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->contentDigest:Lorg/spongycastle/crypto/Digest;

    iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    iget v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->saltLength:I

    iget-byte v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->trailer:B

    invoke-direct/range {v0 .. v5}, Lorg/spongycastle/crypto/signers/PSSSigner;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Lorg/spongycastle/crypto/Digest;Lorg/spongycastle/crypto/Digest;IB)V

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    .line 127
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    const/4 v1, 0x1

    new-instance v2, Lorg/spongycastle/crypto/params/ParametersWithRandom;

    check-cast p1, Ljava/security/interfaces/RSAPrivateKey;

    invoke-static {p1}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/RSAUtil;->generatePrivateKeyParameter(Ljava/security/interfaces/RSAPrivateKey;)Lorg/spongycastle/crypto/params/RSAKeyParameters;

    move-result-object v3

    invoke-direct {v2, v3, p2}, Lorg/spongycastle/crypto/params/ParametersWithRandom;-><init>(Lorg/spongycastle/crypto/CipherParameters;Ljava/security/SecureRandom;)V

    invoke-virtual {v0, v1, v2}, Lorg/spongycastle/crypto/signers/PSSSigner;->init(ZLorg/spongycastle/crypto/CipherParameters;)V

    .line 128
    return-void
.end method

.method protected engineInitVerify(Ljava/security/PublicKey;)V
    .registers 8

    .prologue
    .line 106
    instance-of v0, p1, Ljava/security/interfaces/RSAPublicKey;

    if-nez v0, :cond_c

    .line 108
    new-instance v0, Ljava/security/InvalidKeyException;

    const-string v1, "Supplied key is not a RSAPublicKey instance"

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

    throw v0

    .line 111
    :cond_c
    new-instance v0, Lorg/spongycastle/crypto/signers/PSSSigner;

    iget-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->signer:Lorg/spongycastle/crypto/AsymmetricBlockCipher;

    iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->contentDigest:Lorg/spongycastle/crypto/Digest;

    iget-object v3, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    iget v4, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->saltLength:I

    iget-byte v5, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->trailer:B

    invoke-direct/range {v0 .. v5}, Lorg/spongycastle/crypto/signers/PSSSigner;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Lorg/spongycastle/crypto/Digest;Lorg/spongycastle/crypto/Digest;IB)V

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    .line 112
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    const/4 v1, 0x0

    check-cast p1, Ljava/security/interfaces/RSAPublicKey;

    .line 113
    invoke-static {p1}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/RSAUtil;->generatePublicKeyParameter(Ljava/security/interfaces/RSAPublicKey;)Lorg/spongycastle/crypto/params/RSAKeyParameters;

    move-result-object v2

    .line 112
    invoke-virtual {v0, v1, v2}, Lorg/spongycastle/crypto/signers/PSSSigner;->init(ZLorg/spongycastle/crypto/CipherParameters;)V

    .line 114
    return-void
.end method

.method protected engineSetParameter(Ljava/lang/String;Ljava/lang/Object;)V
    .registers 5

    .prologue
    .line 260
    new-instance v0, Ljava/lang/UnsupportedOperationException;

    const-string v1, "engineSetParameter unsupported"

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

    throw v0
.end method

.method protected engineSetParameter(Ljava/security/spec/AlgorithmParameterSpec;)V
    .registers 6

    .prologue
    .line 183
    instance-of v0, p1, Ljava/security/spec/PSSParameterSpec;

    if-eqz v0, :cond_c7

    .line 185
    check-cast p1, Ljava/security/spec/PSSParameterSpec;

    .line 187
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->originalSpec:Ljava/security/spec/PSSParameterSpec;

    if-eqz v0, :cond_35

    .line 189
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->originalSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v0

    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v1

    invoke-static {v0, v1}, Lorg/spongycastle/jcajce/provider/util/DigestFactory;->isSameDigest(Ljava/lang/String;Ljava/lang/String;)Z

    move-result v0

    if-nez v0, :cond_35

    .line 191
    new-instance v0, Ljava/security/InvalidAlgorithmParameterException;

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "parameter must be using "

    invoke-direct {v1, v2}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    iget-object v2, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->originalSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v2}, Ljava/security/spec/PSSParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v2

    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 194
    :cond_35
    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getMGFAlgorithm()Ljava/lang/String;

    move-result-object v0

    const-string v1, "MGF1"

    invoke-virtual {v0, v1}, Ljava/lang/String;->equalsIgnoreCase(Ljava/lang/String;)Z

    move-result v0

    if-nez v0, :cond_59

    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getMGFAlgorithm()Ljava/lang/String;

    move-result-object v0

    sget-object v1, Lorg/spongycastle/asn1/pkcs/PKCSObjectIdentifiers;->id_mgf1:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v1}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->getId()Ljava/lang/String;

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-nez v0, :cond_59

    .line 196
    new-instance v0, Ljava/security/InvalidAlgorithmParameterException;

    const-string v1, "unknown mask generation function specified"

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

    throw v0

    .line 199
    :cond_59
    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getMGFParameters()Ljava/security/spec/AlgorithmParameterSpec;

    move-result-object v0

    instance-of v0, v0, Ljava/security/spec/MGF1ParameterSpec;

    if-nez v0, :cond_69

    .line 201
    new-instance v0, Ljava/security/InvalidAlgorithmParameterException;

    const-string v1, "unknown MGF parameters"

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

    throw v0

    .line 204
    :cond_69
    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getMGFParameters()Ljava/security/spec/AlgorithmParameterSpec;

    move-result-object v0

    check-cast v0, Ljava/security/spec/MGF1ParameterSpec;

    .line 206
    invoke-virtual {v0}, Ljava/security/spec/MGF1ParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v1

    invoke-virtual {p1}, Ljava/security/spec/PSSParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v2

    invoke-static {v1, v2}, Lorg/spongycastle/jcajce/provider/util/DigestFactory;->isSameDigest(Ljava/lang/String;Ljava/lang/String;)Z

    move-result v1

    if-nez v1, :cond_85

    .line 208
    new-instance v0, Ljava/security/InvalidAlgorithmParameterException;

    const-string v1, "digest algorithm for MGF should be the same as for PSS parameters."

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

    throw v0

    .line 211
    :cond_85
    invoke-virtual {v0}, Ljava/security/spec/MGF1ParameterSpec;->getDigestAlgorithm()Ljava/lang/String;

    move-result-object v1

    invoke-static {v1}, Lorg/spongycastle/jcajce/provider/util/DigestFactory;->getDigest(Ljava/lang/String;)Lorg/spongycastle/crypto/Digest;

    move-result-object v1

    .line 213
    if-nez v1, :cond_a8

    .line 215
    new-instance v1, Ljava/security/InvalidAlgorithmParameterException;

    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "no match on MGF digest algorithm: "

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

    invoke-virtual {v0}, Ljava/security/spec/MGF1ParameterSpec;->getDigestAlgorithm()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

    .line 218
    :cond_a8
    const/4 v0, 0x0

    iput-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->engineParams:Ljava/security/AlgorithmParameters;

    .line 219
    iput-object p1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    .line 220
    iput-object v1, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->mgfDigest:Lorg/spongycastle/crypto/Digest;

    .line 221
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getSaltLength()I

    move-result v0

    iput v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->saltLength:I

    .line 222
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->paramSpec:Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0}, Ljava/security/spec/PSSParameterSpec;->getTrailerField()I

    move-result v0

    invoke-direct {p0, v0}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->getTrailer(I)B

    move-result v0

    iput-byte v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->trailer:B

    .line 224
    invoke-direct {p0}, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->setupContentDigest()V

    .line 225
    return-void

    .line 228
    :cond_c7
    new-instance v0, Ljava/security/InvalidAlgorithmParameterException;

    const-string v1, "Only PSSParameterSpec supported"

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

    throw v0
.end method

.method protected engineSign()[B
    .registers 3

    .prologue
    .line 164
    :try_start_0
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    invoke-virtual {v0}, Lorg/spongycastle/crypto/signers/PSSSigner;->generateSignature()[B
    :try_end_5
    .catch Lorg/spongycastle/crypto/CryptoException; {:try_start_0 .. :try_end_5} :catch_7

    move-result-object v0

    return-object v0

    .line 166
    :catch_7
    move-exception v0

    .line 168
    new-instance v1, Ljava/security/SignatureException;

    invoke-virtual {v0}, Lorg/spongycastle/crypto/CryptoException;->getMessage()Ljava/lang/String;

    move-result-object v0

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

    throw v1
.end method

.method protected engineUpdate(B)V
    .registers 3

    .prologue
    .line 147
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    invoke-virtual {v0, p1}, Lorg/spongycastle/crypto/signers/PSSSigner;->update(B)V

    .line 148
    return-void
.end method

.method protected engineUpdate([BII)V
    .registers 5

    .prologue
    .line 156
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    invoke-virtual {v0, p1, p2, p3}, Lorg/spongycastle/crypto/signers/PSSSigner;->update([BII)V

    .line 157
    return-void
.end method

.method protected engineVerify([B)Z
    .registers 3

    .prologue
    .line 176
    iget-object v0, p0, Lorg/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi;->pss:Lorg/spongycastle/crypto/signers/PSSSigner;

    invoke-virtual {v0, p1}, Lorg/spongycastle/crypto/signers/PSSSigner;->verifySignature([B)Z

    move-result v0

    return v0
.end method