cm.smali

.class public Lcom/baidu/mobstat/cm;
.super Ljava/lang/Object;
.source "SourceFile"


# direct methods
.method public static a([B)Ljava/lang/String;
    .registers 3

    .prologue
    .line 178
    :try_start_0
    invoke-static {}, Lcom/baidu/mobstat/cm;->a()[B

    move-result-object v0

    .line 179
    invoke-static {}, Lcom/baidu/mobstat/cm;->b()[B

    move-result-object v1

    .line 181
    invoke-static {v0, v1, p0}, Lcom/baidu/mobstat/cm;->b([B[B[B)Ljava/lang/String;
    :try_end_b
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_b} :catch_d

    move-result-object v0

    .line 186
    :goto_c
    return-object v0

    .line 182
    :catch_d
    move-exception v0

    .line 183
    invoke-static {v0}, Lcom/baidu/mobstat/cw;->b(Ljava/lang/Throwable;)V

    .line 186
    const-string v0, ""

    goto :goto_c
.end method

.method public static a()[B
    .registers 3

    .prologue
    .line 124
    const-string v0, "AES"

    invoke-static {v0}, Ljavax/crypto/KeyGenerator;->getInstance(Ljava/lang/String;)Ljavax/crypto/KeyGenerator;

    move-result-object v0

    .line 126
    const/16 v1, 0x80

    new-instance v2, Ljava/security/SecureRandom;

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

    invoke-virtual {v0, v1, v2}, Ljavax/crypto/KeyGenerator;->init(ILjava/security/SecureRandom;)V

    .line 128
    invoke-virtual {v0}, Ljavax/crypto/KeyGenerator;->generateKey()Ljavax/crypto/SecretKey;

    move-result-object v0

    invoke-interface {v0}, Ljavax/crypto/SecretKey;->getEncoded()[B

    move-result-object v0

    return-object v0
.end method

.method public static a([B[B[B)[B
    .registers 7
    .annotation build Landroid/annotation/SuppressLint;
        value = {
            "TrulyRandom"
        }
    .end annotation

    .prologue
    .line 102
    new-instance v0, Ljavax/crypto/spec/SecretKeySpec;

    const-string v1, "AES"

    invoke-direct {v0, p0, v1}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    .line 104
    new-instance v1, Ljavax/crypto/spec/IvParameterSpec;

    invoke-direct {v1, p1}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    .line 106
    const-string v2, "AES/CBC/PKCS5Padding"

    invoke-static {v2}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v2

    .line 107
    const/4 v3, 0x1

    invoke-virtual {v2, v3, v0, v1}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 109
    invoke-virtual {v2, p2}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object v0

    return-object v0
.end method

.method public static b([B[B[B)Ljava/lang/String;
    .registers 5

    .prologue
    .line 191
    :try_start_0
    invoke-static {p2}, Lcom/baidu/mobstat/cr;->a([B)[B

    move-result-object v0

    .line 192
    invoke-static {p0, p1, v0}, Lcom/baidu/mobstat/cm;->a([B[B[B)[B

    move-result-object v0

    .line 194
    new-instance v1, Ljava/lang/StringBuilder;

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

    invoke-static {v0}, Lcom/baidu/mobstat/cp;->b([B)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, "|"

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

    move-result-object v0

    invoke-static {p0}, Lcom/baidu/mobstat/cx;->a([B)Ljava/lang/String;

    move-result-object v1

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

    move-result-object v0

    const-string v1, "|"

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

    move-result-object v0

    invoke-static {p1}, Lcom/baidu/mobstat/cx;->a([B)Ljava/lang/String;

    move-result-object v1

    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;
    :try_end_34
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_34} :catch_36

    move-result-object v0

    .line 199
    :goto_35
    return-object v0

    .line 195
    :catch_36
    move-exception v0

    .line 196
    invoke-static {v0}, Lcom/baidu/mobstat/cw;->b(Ljava/lang/Throwable;)V

    .line 199
    const-string v0, ""

    goto :goto_35
.end method

.method public static b()[B
    .registers 2

    .prologue
    .line 132
    new-instance v0, Ljava/security/SecureRandom;

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

    .line 134
    const/16 v1, 0x10

    new-array v1, v1, [B

    .line 136
    invoke-virtual {v0, v1}, Ljava/security/SecureRandom;->nextBytes([B)V

    .line 138
    return-object v1
.end method