OpenSSLSignatureRawRSA.smali

.class public final Lorg/conscrypt/OpenSSLSignatureRawRSA;
.super Ljava/security/SignatureSpi;
.source ""


# instance fields
.field private inputBuffer:[B

.field private inputIsTooLong:Z

.field private inputOffset:I

.field private key:Lorg/conscrypt/OpenSSLKey;


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

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

    return-void
.end method


# virtual methods
.method protected engineGetParameter(Ljava/lang/String;)Ljava/lang/Object;
    .registers 2

    const/4 p1, 0x0

    return-object p1
.end method

.method protected engineInitSign(Ljava/security/PrivateKey;)V
    .registers 3

    instance-of v0, p1, Lorg/conscrypt/OpenSSLRSAPrivateKey;

    if-eqz v0, :cond_d

    check-cast p1, Lorg/conscrypt/OpenSSLRSAPrivateKey;

    invoke-virtual {p1}, Lorg/conscrypt/OpenSSLRSAPrivateKey;->getOpenSSLKey()Lorg/conscrypt/OpenSSLKey;

    move-result-object p1

    :goto_a
    iput-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    goto :goto_23

    :cond_d
    instance-of v0, p1, Ljava/security/interfaces/RSAPrivateCrtKey;

    if-eqz v0, :cond_18

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

    invoke-static {p1}, Lorg/conscrypt/OpenSSLRSAPrivateCrtKey;->getInstance(Ljava/security/interfaces/RSAPrivateCrtKey;)Lorg/conscrypt/OpenSSLKey;

    move-result-object p1

    goto :goto_a

    :cond_18
    instance-of v0, p1, Ljava/security/interfaces/RSAPrivateKey;

    if-eqz v0, :cond_35

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

    invoke-static {p1}, Lorg/conscrypt/OpenSSLRSAPrivateKey;->getInstance(Ljava/security/interfaces/RSAPrivateKey;)Lorg/conscrypt/OpenSSLKey;

    move-result-object p1

    goto :goto_a

    :goto_23
    iget-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    invoke-virtual {p1}, Lorg/conscrypt/OpenSSLKey;->getNativeRef()Lorg/conscrypt/NativeRef$EVP_PKEY;

    move-result-object p1

    invoke-static {p1}, Lorg/conscrypt/NativeCrypto;->RSA_size(Lorg/conscrypt/NativeRef$EVP_PKEY;)I

    move-result p1

    new-array p1, p1, [B

    iput-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    const/4 p1, 0x0

    iput p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    return-void

    :cond_35
    new-instance p1, Ljava/security/InvalidKeyException;

    const-string v0, "Need RSA private key"

    invoke-direct {p1, v0}, Ljava/security/InvalidKeyException;-><init>(Ljava/lang/String;)V

    goto :goto_3e

    :goto_3d
    throw p1

    :goto_3e
    goto :goto_3d
.end method

.method protected engineInitVerify(Ljava/security/PublicKey;)V
    .registers 3

    instance-of v0, p1, Lorg/conscrypt/OpenSSLRSAPublicKey;

    if-eqz v0, :cond_d

    check-cast p1, Lorg/conscrypt/OpenSSLRSAPublicKey;

    invoke-virtual {p1}, Lorg/conscrypt/OpenSSLRSAPublicKey;->getOpenSSLKey()Lorg/conscrypt/OpenSSLKey;

    move-result-object p1

    :goto_a
    iput-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    goto :goto_18

    :cond_d
    instance-of v0, p1, Ljava/security/interfaces/RSAPublicKey;

    if-eqz v0, :cond_2a

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

    invoke-static {p1}, Lorg/conscrypt/OpenSSLRSAPublicKey;->getInstance(Ljava/security/interfaces/RSAPublicKey;)Lorg/conscrypt/OpenSSLKey;

    move-result-object p1

    goto :goto_a

    :goto_18
    iget-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    invoke-virtual {p1}, Lorg/conscrypt/OpenSSLKey;->getNativeRef()Lorg/conscrypt/NativeRef$EVP_PKEY;

    move-result-object p1

    invoke-static {p1}, Lorg/conscrypt/NativeCrypto;->RSA_size(Lorg/conscrypt/NativeRef$EVP_PKEY;)I

    move-result p1

    new-array p1, p1, [B

    iput-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    const/4 p1, 0x0

    iput p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    return-void

    :cond_2a
    new-instance p1, Ljava/security/InvalidKeyException;

    const-string v0, "Need RSA public key"

    invoke-direct {p1, v0}, Ljava/security/InvalidKeyException;-><init>(Ljava/lang/String;)V

    goto :goto_33

    :goto_32
    throw p1

    :goto_33
    goto :goto_32
.end method

.method protected engineSetParameter(Ljava/lang/String;Ljava/lang/Object;)V
    .registers 3

    return-void
.end method

.method protected engineSign()[B
    .registers 7

    iget-object v0, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    if-eqz v0, :cond_50

    iget-boolean v1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputIsTooLong:Z

    if-nez v1, :cond_27

    iget-object v1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length v2, v1

    new-array v2, v2, [B

    const/4 v3, 0x0

    :try_start_e
    iget v4, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    invoke-virtual {v0}, Lorg/conscrypt/OpenSSLKey;->getNativeRef()Lorg/conscrypt/NativeRef$EVP_PKEY;

    move-result-object v0

    const/4 v5, 0x1

    invoke-static {v4, v1, v2, v0, v5}, Lorg/conscrypt/NativeCrypto;->RSA_private_encrypt(I[B[BLorg/conscrypt/NativeRef$EVP_PKEY;I)I
    :try_end_18
    .catch Ljava/lang/Exception; {:try_start_e .. :try_end_18} :catch_1d
    .catchall {:try_start_e .. :try_end_18} :catchall_1b

    iput v3, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    return-object v2

    :catchall_1b
    move-exception v0

    goto :goto_24

    :catch_1d
    move-exception v0

    :try_start_1e
    new-instance v1, Ljava/security/SignatureException;

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

    throw v1
    :try_end_24
    .catchall {:try_start_1e .. :try_end_24} :catchall_1b

    :goto_24
    iput v3, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    throw v0

    :cond_27
    new-instance v0, Ljava/security/SignatureException;

    new-instance v1, Ljava/lang/StringBuilder;

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

    const-string v2, "input length "

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

    iget v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    const-string v2, " != "

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

    iget-object v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length v2, v2

    invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    const-string v2, " (modulus size)"

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

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

    move-result-object v1

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

    throw v0

    :cond_50
    new-instance v0, Ljava/security/SignatureException;

    const-string v1, "Need RSA private key"

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

    throw v0
.end method

.method protected engineUpdate(B)V
    .registers 6

    iget v0, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    add-int/lit8 v1, v0, 0x1

    iput v1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    iget-object v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length v3, v2

    if-le v1, v3, :cond_f

    const/4 p1, 0x1

    iput-boolean p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputIsTooLong:Z

    return-void

    :cond_f
    aput-byte p1, v2, v0

    return-void
.end method

.method protected engineUpdate([BII)V
    .registers 8

    iget v0, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    add-int v1, v0, p3

    iput v1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    iget-object v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length v3, v2

    if-le v1, v3, :cond_f

    const/4 p1, 0x1

    iput-boolean p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputIsTooLong:Z

    return-void

    :cond_f
    invoke-static {p1, p2, v2, v0, p3}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V

    return-void
.end method

.method protected engineVerify([B)Z
    .registers 8

    iget-object v0, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->key:Lorg/conscrypt/OpenSSLKey;

    if-eqz v0, :cond_69

    iget-boolean v1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputIsTooLong:Z

    const/4 v2, 0x0

    if-eqz v1, :cond_a

    return v2

    :cond_a
    array-length v1, p1

    iget-object v3, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length v4, v3

    if-gt v1, v4, :cond_46

    array-length v1, v3

    new-array v1, v1, [B

    :try_start_13
    array-length v3, p1

    invoke-virtual {v0}, Lorg/conscrypt/OpenSSLKey;->getNativeRef()Lorg/conscrypt/NativeRef$EVP_PKEY;

    move-result-object v0

    const/4 v4, 0x1

    invoke-static {v3, p1, v1, v0, v4}, Lorg/conscrypt/NativeCrypto;->RSA_public_decrypt(I[B[BLorg/conscrypt/NativeRef$EVP_PKEY;I)I

    move-result p1
    :try_end_1d
    .catch Ljava/security/SignatureException; {:try_start_13 .. :try_end_1d} :catch_3a
    .catch Ljava/lang/Exception; {:try_start_13 .. :try_end_1d} :catch_37
    .catchall {:try_start_13 .. :try_end_1d} :catchall_35

    :try_start_1d
    iget v0, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    if-ne p1, v0, :cond_22

    goto :goto_23

    :cond_22
    const/4 v4, 0x0

    :goto_23
    const/4 v0, 0x0

    :goto_24
    if-ge v0, p1, :cond_32

    iget-object v3, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    aget-byte v3, v3, v0

    aget-byte v5, v1, v0
    :try_end_2c
    .catch Ljava/lang/Exception; {:try_start_1d .. :try_end_2c} :catch_3c
    .catchall {:try_start_1d .. :try_end_2c} :catchall_35

    if-eq v3, v5, :cond_2f

    const/4 v4, 0x0

    :cond_2f
    add-int/lit8 v0, v0, 0x1

    goto :goto_24

    :cond_32
    iput v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    return v4

    :catchall_35
    move-exception p1

    goto :goto_43

    :catch_37
    iput v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    return v2

    :catch_3a
    move-exception p1

    :try_start_3b
    throw p1
    :try_end_3c
    .catch Ljava/lang/Exception; {:try_start_3b .. :try_end_3c} :catch_3c
    .catchall {:try_start_3b .. :try_end_3c} :catchall_35

    :catch_3c
    move-exception p1

    :try_start_3d
    new-instance v0, Ljava/security/SignatureException;

    invoke-direct {v0, p1}, Ljava/security/SignatureException;-><init>(Ljava/lang/Throwable;)V

    throw v0
    :try_end_43
    .catchall {:try_start_3d .. :try_end_43} :catchall_35

    :goto_43
    iput v2, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputOffset:I

    throw p1

    :cond_46
    new-instance v0, Ljava/security/SignatureException;

    new-instance v1, Ljava/lang/StringBuilder;

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

    const-string v2, "Input signature length is too large: "

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

    array-length p1, p1

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    const-string p1, " > "

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    iget-object p1, p0, Lorg/conscrypt/OpenSSLSignatureRawRSA;->inputBuffer:[B

    array-length p1, p1

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

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

    move-result-object p1

    invoke-direct {v0, p1}, Ljava/security/SignatureException;-><init>(Ljava/lang/String;)V

    throw v0

    :cond_69
    new-instance p1, Ljava/security/SignatureException;

    const-string v0, "Need RSA public key"

    invoke-direct {p1, v0}, Ljava/security/SignatureException;-><init>(Ljava/lang/String;)V

    goto :goto_72

    :goto_71
    throw p1

    :goto_72
    goto :goto_71
.end method