TlsRSASigner.smali

.class public Lorg/spongycastle/crypto/tls/TlsRSASigner;
.super Lorg/spongycastle/crypto/tls/AbstractTlsSigner;
.source "TlsRSASigner.java"


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

    .prologue
    .line 17
    invoke-direct {p0}, Lorg/spongycastle/crypto/tls/AbstractTlsSigner;-><init>()V

    return-void
.end method


# virtual methods
.method protected createRSAImpl()Lorg/spongycastle/crypto/AsymmetricBlockCipher;
    .registers 3

    .prologue
    .line 110
    new-instance v0, Lorg/spongycastle/crypto/encodings/PKCS1Encoding;

    new-instance v1, Lorg/spongycastle/crypto/engines/RSABlindedEngine;

    invoke-direct {v1}, Lorg/spongycastle/crypto/engines/RSABlindedEngine;-><init>()V

    invoke-direct {v0, v1}, Lorg/spongycastle/crypto/encodings/PKCS1Encoding;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;)V

    return-object v0
.end method

.method public createSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;)Lorg/spongycastle/crypto/Signer;
    .registers 7

    .prologue
    .line 41
    const/4 v0, 0x0

    const/4 v1, 0x1

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

    iget-object v3, p0, Lorg/spongycastle/crypto/tls/TlsRSASigner;->context:Lorg/spongycastle/crypto/tls/TlsContext;

    invoke-interface {v3}, Lorg/spongycastle/crypto/tls/TlsContext;->getSecureRandom()Ljava/security/SecureRandom;

    move-result-object v3

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

    invoke-virtual {p0, p1, v0, v1, v2}, Lorg/spongycastle/crypto/tls/TlsRSASigner;->makeSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;ZZLorg/spongycastle/crypto/CipherParameters;)Lorg/spongycastle/crypto/Signer;

    move-result-object v0

    return-object v0
.end method

.method public createVerifyer(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;)Lorg/spongycastle/crypto/Signer;
    .registers 4

    .prologue
    const/4 v0, 0x0

    .line 46
    invoke-virtual {p0, p1, v0, v0, p2}, Lorg/spongycastle/crypto/tls/TlsRSASigner;->makeSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;ZZLorg/spongycastle/crypto/CipherParameters;)Lorg/spongycastle/crypto/Signer;

    move-result-object v0

    return-object v0
.end method

.method public generateRawSignature(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;[B)[B
    .registers 7

    .prologue
    const/4 v2, 0x1

    .line 24
    new-instance v0, Lorg/spongycastle/crypto/params/ParametersWithRandom;

    iget-object v1, p0, Lorg/spongycastle/crypto/tls/TlsRSASigner;->context:Lorg/spongycastle/crypto/tls/TlsContext;

    .line 25
    invoke-interface {v1}, Lorg/spongycastle/crypto/tls/TlsContext;->getSecureRandom()Ljava/security/SecureRandom;

    move-result-object v1

    invoke-direct {v0, p2, v1}, Lorg/spongycastle/crypto/params/ParametersWithRandom;-><init>(Lorg/spongycastle/crypto/CipherParameters;Ljava/security/SecureRandom;)V

    .line 24
    invoke-virtual {p0, p1, v2, v2, v0}, Lorg/spongycastle/crypto/tls/TlsRSASigner;->makeSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;ZZLorg/spongycastle/crypto/CipherParameters;)Lorg/spongycastle/crypto/Signer;

    move-result-object v0

    .line 26
    const/4 v1, 0x0

    array-length v2, p3

    invoke-interface {v0, p3, v1, v2}, Lorg/spongycastle/crypto/Signer;->update([BII)V

    .line 27
    invoke-interface {v0}, Lorg/spongycastle/crypto/Signer;->generateSignature()[B

    move-result-object v0

    return-object v0
.end method

.method public isValidPublicKey(Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;)Z
    .registers 3

    .prologue
    .line 51
    instance-of v0, p1, Lorg/spongycastle/crypto/params/RSAKeyParameters;

    if-eqz v0, :cond_c

    invoke-virtual {p1}, Lorg/spongycastle/crypto/params/AsymmetricKeyParameter;->isPrivate()Z

    move-result v0

    if-nez v0, :cond_c

    const/4 v0, 0x1

    :goto_b
    return v0

    :cond_c
    const/4 v0, 0x0

    goto :goto_b
.end method

.method protected makeSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;ZZLorg/spongycastle/crypto/CipherParameters;)Lorg/spongycastle/crypto/Signer;
    .registers 8

    .prologue
    const/4 v1, 0x1

    .line 57
    if-eqz p1, :cond_12

    move v0, v1

    :goto_4
    iget-object v2, p0, Lorg/spongycastle/crypto/tls/TlsRSASigner;->context:Lorg/spongycastle/crypto/tls/TlsContext;

    invoke-static {v2}, Lorg/spongycastle/crypto/tls/TlsUtils;->isTLSv12(Lorg/spongycastle/crypto/tls/TlsContext;)Z

    move-result v2

    if-eq v0, v2, :cond_14

    .line 59
    new-instance v0, Ljava/lang/IllegalStateException;

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

    throw v0

    .line 57
    :cond_12
    const/4 v0, 0x0

    goto :goto_4

    .line 62
    :cond_14
    if-eqz p1, :cond_22

    invoke-virtual {p1}, Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;->getSignature()S

    move-result v0

    if-eq v0, v1, :cond_22

    .line 64
    new-instance v0, Ljava/lang/IllegalStateException;

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

    throw v0

    .line 68
    :cond_22
    if-eqz p2, :cond_3d

    .line 70
    new-instance v0, Lorg/spongycastle/crypto/digests/NullDigest;

    invoke-direct {v0}, Lorg/spongycastle/crypto/digests/NullDigest;-><init>()V

    move-object v1, v0

    .line 82
    :goto_2a
    if-eqz p1, :cond_50

    .line 88
    new-instance v0, Lorg/spongycastle/crypto/signers/RSADigestSigner;

    invoke-virtual {p1}, Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;->getHash()S

    move-result v2

    invoke-static {v2}, Lorg/spongycastle/crypto/tls/TlsUtils;->getOIDForHashAlgorithm(S)Lorg/spongycastle/asn1/ASN1ObjectIdentifier;

    move-result-object v2

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/crypto/signers/RSADigestSigner;-><init>(Lorg/spongycastle/crypto/Digest;Lorg/spongycastle/asn1/ASN1ObjectIdentifier;)V

    .line 98
    :goto_39
    invoke-interface {v0, p3, p4}, Lorg/spongycastle/crypto/Signer;->init(ZLorg/spongycastle/crypto/CipherParameters;)V

    .line 99
    return-object v0

    .line 72
    :cond_3d
    if-nez p1, :cond_46

    .line 74
    new-instance v0, Lorg/spongycastle/crypto/tls/CombinedHash;

    invoke-direct {v0}, Lorg/spongycastle/crypto/tls/CombinedHash;-><init>()V

    move-object v1, v0

    goto :goto_2a

    .line 78
    :cond_46
    invoke-virtual {p1}, Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;->getHash()S

    move-result v0

    invoke-static {v0}, Lorg/spongycastle/crypto/tls/TlsUtils;->createHash(S)Lorg/spongycastle/crypto/Digest;

    move-result-object v0

    move-object v1, v0

    goto :goto_2a

    .line 96
    :cond_50
    new-instance v0, Lorg/spongycastle/crypto/signers/GenericSigner;

    invoke-virtual {p0}, Lorg/spongycastle/crypto/tls/TlsRSASigner;->createRSAImpl()Lorg/spongycastle/crypto/AsymmetricBlockCipher;

    move-result-object v2

    invoke-direct {v0, v2, v1}, Lorg/spongycastle/crypto/signers/GenericSigner;-><init>(Lorg/spongycastle/crypto/AsymmetricBlockCipher;Lorg/spongycastle/crypto/Digest;)V

    goto :goto_39
.end method

.method public verifyRawSignature(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;[BLorg/spongycastle/crypto/params/AsymmetricKeyParameter;[B)Z
    .registers 8

    .prologue
    const/4 v2, 0x0

    .line 34
    const/4 v0, 0x1

    invoke-virtual {p0, p1, v0, v2, p3}, Lorg/spongycastle/crypto/tls/TlsRSASigner;->makeSigner(Lorg/spongycastle/crypto/tls/SignatureAndHashAlgorithm;ZZLorg/spongycastle/crypto/CipherParameters;)Lorg/spongycastle/crypto/Signer;

    move-result-object v0

    .line 35
    array-length v1, p4

    invoke-interface {v0, p4, v2, v1}, Lorg/spongycastle/crypto/Signer;->update([BII)V

    .line 36
    invoke-interface {v0, p2}, Lorg/spongycastle/crypto/Signer;->verifySignature([B)Z

    move-result v0

    return v0
.end method