RSA.smali

.class public Lcom/baidu/sapi2/utils/RSA;
.super Ljava/lang/Object;
.source "RSA.java"


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

    .prologue
    .line 18
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static encrypt(Ljava/lang/String;Ljava/lang/String;)[B
    .registers 7

    .prologue
    const/4 v0, 0x0

    const/4 v4, 0x1

    .line 22
    if-eqz p0, :cond_a

    invoke-static {p1}, Landroid/text/TextUtils;->isEmpty(Ljava/lang/CharSequence;)Z

    move-result v1

    if-eqz v1, :cond_b

    .line 35
    :cond_a
    :goto_a
    return-object v0

    .line 26
    :cond_b
    :try_start_b
    const-string v1, "RSA/NONE/PKCS1Padding"

    invoke-static {v1}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v1

    .line 27
    new-instance v2, Ljava/io/ByteArrayInputStream;

    invoke-virtual {p1}, Ljava/lang/String;->getBytes()[B

    move-result-object v3

    invoke-direct {v2, v3}, Ljava/io/ByteArrayInputStream;-><init>([B)V

    .line 28
    invoke-static {v2}, Ljavax/security/cert/X509Certificate;->getInstance(Ljava/io/InputStream;)Ljavax/security/cert/X509Certificate;

    move-result-object v2

    .line 29
    invoke-virtual {v2}, Ljavax/security/cert/X509Certificate;->getPublicKey()Ljava/security/PublicKey;

    move-result-object v2

    .line 30
    const/4 v3, 0x1

    invoke-virtual {v1, v3, v2}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;)V

    .line 31
    const-string v2, "UTF-8"

    invoke-virtual {p0, v2}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v2

    invoke-virtual {v1, v2}, Ljavax/crypto/Cipher;->doFinal([B)[B
    :try_end_2f
    .catch Ljava/lang/Throwable; {:try_start_b .. :try_end_2f} :catch_31

    move-result-object v0

    goto :goto_a

    .line 32
    :catch_31
    move-exception v1

    .line 33
    const-string v2, "SAPI"

    new-array v3, v4, [Ljava/lang/Object;

    const/4 v4, 0x0

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

    move-result-object v1

    aput-object v1, v3, v4

    invoke-static {v2, v3}, Lcom/baidu/sapi2/base/debug/Log;->e(Ljava/lang/String;[Ljava/lang/Object;)V

    goto :goto_a
.end method