.class public final Lcom/google/android/gms/internal/ads/zzdzr;
.super Ljava/lang/Object;
.source "com.google.android.gms:play-services-ads@@19.1.0"

# interfaces
.implements Lcom/google/android/gms/internal/ads/zzdss;


# instance fields
.field private final zzhsc:Ljavax/crypto/Mac;

.field private final zzhsd:I

.field private final zzhse:Ljava/lang/String;

.field private final zzhsf:Ljava/security/Key;


# direct methods
.method public constructor <init>(Ljava/lang/String;Ljava/security/Key;I)V
    .locals 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/security/GeneralSecurityException;
        }
    .end annotation

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    const/16 v0, 0xa

    if-lt p3, v0, :cond_8

    .line 2
    invoke-interface {p2}, Ljava/security/Key;->getEncoded()[B

    move-result-object v0

    array-length v0, v0

    const/16 v1, 0x10

    if-lt v0, v1, :cond_7

    .line 3
    invoke-static {p1}, Ljava/util/Objects;->requireNonNull(Ljava/lang/Object;)Ljava/lang/Object;

    const/4 v0, -0x1

    invoke-virtual {p1}, Ljava/lang/String;->hashCode()I

    move-result v1

    sparse-switch v1, :sswitch_data_0

    goto :goto_0

    :sswitch_0
    const-string v1, "HMACSHA512"

    invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v1

    if-nez v1, :cond_0

    goto :goto_0

    :cond_0
    const/4 v0, 0x2

    goto :goto_0

    :sswitch_1
    const-string v1, "HMACSHA256"

    invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v1

    if-nez v1, :cond_1

    goto :goto_0

    :cond_1
    const/4 v0, 0x1

    goto :goto_0

    :sswitch_2
    const-string v1, "HMACSHA1"

    invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result v1

    if-nez v1, :cond_2

    goto :goto_0

    :cond_2
    const/4 v0, 0x0

    :goto_0
    const-string v1, "tag size too big"

    packed-switch v0, :pswitch_data_0

    .line 4
    new-instance p2, Ljava/security/NoSuchAlgorithmException;

    const-string p3, "unknown Hmac algorithm: "

    invoke-virtual {p1}, Ljava/lang/String;->length()I

    move-result v0

    if-eqz v0, :cond_3

    invoke-virtual {p3, p1}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    goto :goto_1

    :cond_3
    new-instance p1, Ljava/lang/String;

    invoke-direct {p1, p3}, Ljava/lang/String;-><init>(Ljava/lang/String;)V

    :goto_1
    invoke-direct {p2, p1}, Ljava/security/NoSuchAlgorithmException;-><init>(Ljava/lang/String;)V

    throw p2

    :pswitch_0
    const/16 v0, 0x40

    if-gt p3, v0, :cond_4

    goto :goto_2

    .line 5
    :cond_4
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    :pswitch_1
    const/16 v0, 0x20

    if-gt p3, v0, :cond_5

    goto :goto_2

    .line 6
    :cond_5
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    :pswitch_2
    const/16 v0, 0x14

    if-gt p3, v0, :cond_6

    .line 7
    :goto_2
    iput-object p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhse:Ljava/lang/String;

    .line 8
    iput p3, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I

    .line 9
    iput-object p2, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsf:Ljava/security/Key;

    .line 10
    sget-object p3, Lcom/google/android/gms/internal/ads/zzdzi;->zzhrt:Lcom/google/android/gms/internal/ads/zzdzi;

    invoke-virtual {p3, p1}, Lcom/google/android/gms/internal/ads/zzdzi;->zzho(Ljava/lang/String;)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Ljavax/crypto/Mac;

    iput-object p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsc:Ljavax/crypto/Mac;

    .line 11
    invoke-virtual {p1, p2}, Ljavax/crypto/Mac;->init(Ljava/security/Key;)V

    return-void

    .line 12
    :cond_6
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    .line 13
    :cond_7
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    const-string p2, "key size too small, need at least 16 bytes"

    invoke-direct {p1, p2}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    .line 14
    :cond_8
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    const-string p2, "tag size too small, need at least 10 bytes"

    invoke-direct {p1, p2}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    nop

    :sswitch_data_0
    .sparse-switch
        -0x6ca99674 -> :sswitch_2
        0x176240ee -> :sswitch_1
        0x17624bb1 -> :sswitch_0
    .end sparse-switch

    :pswitch_data_0
    .packed-switch 0x0
        :pswitch_2
        :pswitch_1
        :pswitch_0
    .end packed-switch
.end method


# virtual methods
.method public final zzm([B)[B
    .locals 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/security/GeneralSecurityException;
        }
    .end annotation

    .line 1
    :try_start_0
    iget-object v0, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsc:Ljavax/crypto/Mac;

    invoke-virtual {v0}, Ljavax/crypto/Mac;->clone()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljavax/crypto/Mac;
    :try_end_0
    .catch Ljava/lang/CloneNotSupportedException; {:try_start_0 .. :try_end_0} :catch_0

    goto :goto_0

    .line 2
    :catch_0
    sget-object v0, Lcom/google/android/gms/internal/ads/zzdzi;->zzhrt:Lcom/google/android/gms/internal/ads/zzdzi;

    iget-object v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhse:Ljava/lang/String;

    invoke-virtual {v0, v1}, Lcom/google/android/gms/internal/ads/zzdzi;->zzho(Ljava/lang/String;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljavax/crypto/Mac;

    .line 3
    iget-object v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsf:Ljava/security/Key;

    invoke-virtual {v0, v1}, Ljavax/crypto/Mac;->init(Ljava/security/Key;)V

    .line 4
    :goto_0
    invoke-virtual {v0, p1}, Ljavax/crypto/Mac;->update([B)V

    .line 5
    iget p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I

    new-array p1, p1, [B

    .line 6
    invoke-virtual {v0}, Ljavax/crypto/Mac;->doFinal()[B

    move-result-object v0

    iget v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I

    const/4 v2, 0x0

    invoke-static {v0, v2, p1, v2, v1}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V

    return-object p1
.end method