X509SignatureUtil.smali

.class Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;
.super Ljava/lang/Object;
.source "X509SignatureUtil.java"


# static fields
.field private static final derNull:Lorg/spongycastle/asn1/ASN1Null;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    .prologue
    .line 31
    sget-object v0, Lorg/spongycastle/asn1/DERNull;->INSTANCE:Lorg/spongycastle/asn1/DERNull;

    sput-object v0, Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;->derNull:Lorg/spongycastle/asn1/ASN1Null;

    return-void
.end method

.method constructor <init>()V
    .registers 1

    .prologue
    .line 29
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method private static getDigestAlgName(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;)Ljava/lang/String;
    .registers 2

    .prologue
    .line 122
    sget-object v0, Lorg/spongycastle/asn1/pkcs/PKCSObjectIdentifiers;->md5:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_b

    .line 124
    const-string v0, "MD5"

    .line 164
    :goto_a
    return-object v0

    .line 126
    :cond_b
    sget-object v0, Lorg/spongycastle/asn1/oiw/OIWObjectIdentifiers;->idSHA1:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_16

    .line 128
    const-string v0, "SHA1"

    goto :goto_a

    .line 130
    :cond_16
    sget-object v0, Lorg/spongycastle/asn1/nist/NISTObjectIdentifiers;->id_sha224:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_21

    .line 132
    const-string v0, "SHA224"

    goto :goto_a

    .line 134
    :cond_21
    sget-object v0, Lorg/spongycastle/asn1/nist/NISTObjectIdentifiers;->id_sha256:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_2c

    .line 136
    const-string v0, "SHA256"

    goto :goto_a

    .line 138
    :cond_2c
    sget-object v0, Lorg/spongycastle/asn1/nist/NISTObjectIdentifiers;->id_sha384:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_37

    .line 140
    const-string v0, "SHA384"

    goto :goto_a

    .line 142
    :cond_37
    sget-object v0, Lorg/spongycastle/asn1/nist/NISTObjectIdentifiers;->id_sha512:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_42

    .line 144
    const-string v0, "SHA512"

    goto :goto_a

    .line 146
    :cond_42
    sget-object v0, Lorg/spongycastle/asn1/teletrust/TeleTrusTObjectIdentifiers;->ripemd128:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_4d

    .line 148
    const-string v0, "RIPEMD128"

    goto :goto_a

    .line 150
    :cond_4d
    sget-object v0, Lorg/spongycastle/asn1/teletrust/TeleTrusTObjectIdentifiers;->ripemd160:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_58

    .line 152
    const-string v0, "RIPEMD160"

    goto :goto_a

    .line 154
    :cond_58
    sget-object v0, Lorg/spongycastle/asn1/teletrust/TeleTrusTObjectIdentifiers;->ripemd256:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_63

    .line 156
    const-string v0, "RIPEMD256"

    goto :goto_a

    .line 158
    :cond_63
    sget-object v0, Lorg/spongycastle/asn1/cryptopro/CryptoProObjectIdentifiers;->gostR3411:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v0, p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-eqz v0, :cond_6e

    .line 160
    const-string v0, "GOST3411"

    goto :goto_a

    .line 164
    :cond_6e
    invoke-virtual {p0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->getId()Ljava/lang/String;

    move-result-object v0

    goto :goto_a
.end method

.method static getSignatureName(Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;)Ljava/lang/String;
    .registers 6

    .prologue
    const/4 v0, 0x0

    .line 68
    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getParameters()Lorg/spongycastle/asn1/ASN1Encodable;

    move-result-object v1

    .line 70
    if-eqz v1, :cond_6d

    sget-object v2, Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;->derNull:Lorg/spongycastle/asn1/ASN1Null;

    invoke-virtual {v2, v1}, Lorg/spongycastle/asn1/ASN1Null;->equals(Ljava/lang/Object;)Z

    move-result v2

    if-nez v2, :cond_6d

    .line 72
    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v2

    sget-object v3, Lorg/spongycastle/asn1/pkcs/PKCSObjectIdentifiers;->id_RSASSA_PSS:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v2, v3}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v2

    if-eqz v2, :cond_3f

    .line 74
    invoke-static {v1}, Lorg/spongycastle/asn1/pkcs/RSASSAPSSparams;->getInstance(Ljava/lang/Object;)Lorg/spongycastle/asn1/pkcs/RSASSAPSSparams;

    move-result-object v0

    .line 76
    new-instance v1, Ljava/lang/StringBuilder;

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

    invoke-virtual {v0}, Lorg/spongycastle/asn1/pkcs/RSASSAPSSparams;->getHashAlgorithm()Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;

    move-result-object v0

    invoke-virtual {v0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v0

    invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;->getDigestAlgName(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;)Ljava/lang/String;

    move-result-object v0

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

    move-result-object v0

    const-string v1, "withRSAandMGF1"

    invoke-virtual {v0, v1}, 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

    .line 112
    :goto_3e
    return-object v0

    .line 78
    :cond_3f
    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v2

    sget-object v3, Lorg/spongycastle/asn1/x9/X9ObjectIdentifiers;->ecdsa_with_SHA2:Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-virtual {v2, v3}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->equals(Ljava/lang/Object;)Z

    move-result v2

    if-eqz v2, :cond_6d

    .line 80
    invoke-static {v1}, Lorg/spongycastle/asn1/ASN1Sequence;->getInstance(Ljava/lang/Object;)Lorg/spongycastle/asn1/ASN1Sequence;

    move-result-object v1

    .line 82
    new-instance v2, Ljava/lang/StringBuilder;

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

    invoke-virtual {v1, v0}, Lorg/spongycastle/asn1/ASN1Sequence;->getObjectAt(I)Lorg/spongycastle/asn1/ASN1Encodable;

    move-result-object v0

    check-cast v0, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    invoke-static {v0}, Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;->getDigestAlgName(Lorg/spongycastle/asn1/ASN1ObjectIdentifier;)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

    const-string v1, "withECDSA"

    invoke-virtual {v0, v1}, 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

    goto :goto_3e

    .line 86
    :cond_6d
    const-string v1, "SC"

    invoke-static {v1}, Ljava/security/Security;->getProvider(Ljava/lang/String;)Ljava/security/Provider;

    move-result-object v1

    .line 88
    if-eqz v1, :cond_94

    .line 90
    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "Alg.Alias.Signature."

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

    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v3

    invoke-virtual {v3}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->getId()Ljava/lang/String;

    move-result-object v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v2

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

    move-result-object v2

    invoke-virtual {v1, v2}, Ljava/security/Provider;->getProperty(Ljava/lang/String;)Ljava/lang/String;

    move-result-object v1

    .line 92
    if-eqz v1, :cond_94

    move-object v0, v1

    .line 94
    goto :goto_3e

    .line 98
    :cond_94
    invoke-static {}, Ljava/security/Security;->getProviders()[Ljava/security/Provider;

    move-result-object v2

    .line 103
    :goto_98
    array-length v1, v2

    if-eq v0, v1, :cond_bf

    .line 105
    aget-object v1, v2, v0

    new-instance v3, Ljava/lang/StringBuilder;

    const-string v4, "Alg.Alias.Signature."

    invoke-direct {v3, v4}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v4

    invoke-virtual {v4}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->getId()Ljava/lang/String;

    move-result-object v4

    invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v3

    invoke-virtual {v3}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v3

    invoke-virtual {v1, v3}, Ljava/security/Provider;->getProperty(Ljava/lang/String;)Ljava/lang/String;

    move-result-object v1

    .line 106
    if-eqz v1, :cond_bc

    move-object v0, v1

    .line 108
    goto :goto_3e

    .line 103
    :cond_bc
    add-int/lit8 v0, v0, 0x1

    goto :goto_98

    .line 112
    :cond_bf
    invoke-virtual {p0}, Lorg/spongycastle/asn1/x509/AlgorithmIdentifier;->getAlgorithm()Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v0

    invoke-virtual {v0}, Lorg/spongycastle/asn1/ASN1ObjectIdentifier;->getId()Ljava/lang/String;

    move-result-object v0

    goto/16 :goto_3e
.end method

.method static setSignatureParameters(Ljava/security/Signature;Lorg/spongycastle/asn1/ASN1Encodable;)V
    .registers 6

    .prologue
    .line 38
    if-eqz p1, :cond_36

    sget-object v0, Lorg/spongycastle/jcajce/provider/asymmetric/x509/X509SignatureUtil;->derNull:Lorg/spongycastle/asn1/ASN1Null;

    invoke-virtual {v0, p1}, Lorg/spongycastle/asn1/ASN1Null;->equals(Ljava/lang/Object;)Z

    move-result v0

    if-nez v0, :cond_36

    .line 40
    invoke-virtual {p0}, Ljava/security/Signature;->getAlgorithm()Ljava/lang/String;

    move-result-object v0

    invoke-virtual {p0}, Ljava/security/Signature;->getProvider()Ljava/security/Provider;

    move-result-object v1

    invoke-static {v0, v1}, Ljava/security/AlgorithmParameters;->getInstance(Ljava/lang/String;Ljava/security/Provider;)Ljava/security/AlgorithmParameters;

    move-result-object v0

    .line 44
    :try_start_16
    invoke-interface {p1}, Lorg/spongycastle/asn1/ASN1Encodable;->toASN1Primitive()Lorg/spongycastle/asn1/ASN1Primitive;

    move-result-object v1

    invoke-virtual {v1}, Lorg/spongycastle/asn1/ASN1Primitive;->getEncoded()[B

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/security/AlgorithmParameters;->init([B)V
    :try_end_21
    .catch Ljava/io/IOException; {:try_start_16 .. :try_end_21} :catch_37

    .line 51
    invoke-virtual {p0}, Ljava/security/Signature;->getAlgorithm()Ljava/lang/String;

    move-result-object v1

    const-string v2, "MGF1"

    invoke-virtual {v1, v2}, Ljava/lang/String;->endsWith(Ljava/lang/String;)Z

    move-result v1

    if-eqz v1, :cond_36

    .line 55
    :try_start_2d
    const-class v1, Ljava/security/spec/PSSParameterSpec;

    invoke-virtual {v0, v1}, Ljava/security/AlgorithmParameters;->getParameterSpec(Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;

    move-result-object v0

    invoke-virtual {p0, v0}, Ljava/security/Signature;->setParameter(Ljava/security/spec/AlgorithmParameterSpec;)V
    :try_end_36
    .catch Ljava/security/GeneralSecurityException; {:try_start_2d .. :try_end_36} :catch_51

    .line 63
    :cond_36
    return-void

    .line 46
    :catch_37
    move-exception v0

    .line 48
    new-instance v1, Ljava/security/SignatureException;

    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "IOException decoding parameters: "

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

    invoke-virtual {v0}, Ljava/io/IOException;->getMessage()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/SignatureException;-><init>(Ljava/lang/String;)V

    throw v1

    .line 57
    :catch_51
    move-exception v0

    .line 59
    new-instance v1, Ljava/security/SignatureException;

    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "Exception extracting parameters: "

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

    invoke-virtual {v0}, Ljava/security/GeneralSecurityException;->getMessage()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/SignatureException;-><init>(Ljava/lang/String;)V

    throw v1
.end method