306 lines
6.8 KiB
Smali
306 lines
6.8 KiB
Smali
.class public final Lcom/google/android/gms/internal/ads/zzdzr;
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.super Ljava/lang/Object;
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.source "com.google.android.gms:play-services-ads@@19.1.0"
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# interfaces
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.implements Lcom/google/android/gms/internal/ads/zzdss;
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# instance fields
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.field private final zzhsc:Ljavax/crypto/Mac;
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.field private final zzhsd:I
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.field private final zzhse:Ljava/lang/String;
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.field private final zzhsf:Ljava/security/Key;
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# direct methods
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.method public constructor <init>(Ljava/lang/String;Ljava/security/Key;I)V
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.locals 2
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/security/GeneralSecurityException;
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}
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.end annotation
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.line 1
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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const/16 v0, 0xa
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if-lt p3, v0, :cond_8
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.line 2
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invoke-interface {p2}, Ljava/security/Key;->getEncoded()[B
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move-result-object v0
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array-length v0, v0
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const/16 v1, 0x10
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if-lt v0, v1, :cond_7
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.line 3
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invoke-static {p1}, Ljava/util/Objects;->requireNonNull(Ljava/lang/Object;)Ljava/lang/Object;
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const/4 v0, -0x1
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invoke-virtual {p1}, Ljava/lang/String;->hashCode()I
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move-result v1
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sparse-switch v1, :sswitch_data_0
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goto :goto_0
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:sswitch_0
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const-string v1, "HMACSHA512"
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invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result v1
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if-nez v1, :cond_0
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goto :goto_0
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:cond_0
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const/4 v0, 0x2
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goto :goto_0
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:sswitch_1
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const-string v1, "HMACSHA256"
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invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result v1
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if-nez v1, :cond_1
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goto :goto_0
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:cond_1
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const/4 v0, 0x1
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goto :goto_0
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:sswitch_2
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const-string v1, "HMACSHA1"
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invoke-virtual {p1, v1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result v1
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if-nez v1, :cond_2
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goto :goto_0
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:cond_2
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const/4 v0, 0x0
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:goto_0
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const-string v1, "tag size too big"
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packed-switch v0, :pswitch_data_0
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.line 4
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new-instance p2, Ljava/security/NoSuchAlgorithmException;
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const-string p3, "unknown Hmac algorithm: "
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invoke-virtual {p1}, Ljava/lang/String;->length()I
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move-result v0
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if-eqz v0, :cond_3
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invoke-virtual {p3, p1}, Ljava/lang/String;->concat(Ljava/lang/String;)Ljava/lang/String;
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move-result-object p1
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goto :goto_1
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:cond_3
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new-instance p1, Ljava/lang/String;
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invoke-direct {p1, p3}, Ljava/lang/String;-><init>(Ljava/lang/String;)V
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:goto_1
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invoke-direct {p2, p1}, Ljava/security/NoSuchAlgorithmException;-><init>(Ljava/lang/String;)V
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throw p2
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:pswitch_0
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const/16 v0, 0x40
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if-gt p3, v0, :cond_4
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goto :goto_2
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.line 5
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:cond_4
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new-instance p1, Ljava/security/InvalidAlgorithmParameterException;
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invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
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throw p1
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:pswitch_1
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const/16 v0, 0x20
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if-gt p3, v0, :cond_5
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goto :goto_2
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.line 6
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:cond_5
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new-instance p1, Ljava/security/InvalidAlgorithmParameterException;
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invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
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throw p1
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:pswitch_2
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const/16 v0, 0x14
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if-gt p3, v0, :cond_6
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.line 7
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:goto_2
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iput-object p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhse:Ljava/lang/String;
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.line 8
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iput p3, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I
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.line 9
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iput-object p2, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsf:Ljava/security/Key;
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.line 10
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sget-object p3, Lcom/google/android/gms/internal/ads/zzdzi;->zzhrt:Lcom/google/android/gms/internal/ads/zzdzi;
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invoke-virtual {p3, p1}, Lcom/google/android/gms/internal/ads/zzdzi;->zzho(Ljava/lang/String;)Ljava/lang/Object;
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move-result-object p1
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check-cast p1, Ljavax/crypto/Mac;
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iput-object p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsc:Ljavax/crypto/Mac;
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.line 11
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invoke-virtual {p1, p2}, Ljavax/crypto/Mac;->init(Ljava/security/Key;)V
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return-void
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.line 12
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:cond_6
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new-instance p1, Ljava/security/InvalidAlgorithmParameterException;
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invoke-direct {p1, v1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
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throw p1
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.line 13
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:cond_7
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new-instance p1, Ljava/security/InvalidAlgorithmParameterException;
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const-string p2, "key size too small, need at least 16 bytes"
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invoke-direct {p1, p2}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
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throw p1
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.line 14
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:cond_8
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new-instance p1, Ljava/security/InvalidAlgorithmParameterException;
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const-string p2, "tag size too small, need at least 10 bytes"
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invoke-direct {p1, p2}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V
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throw p1
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nop
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:sswitch_data_0
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.sparse-switch
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-0x6ca99674 -> :sswitch_2
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0x176240ee -> :sswitch_1
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0x17624bb1 -> :sswitch_0
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.end sparse-switch
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:pswitch_data_0
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.packed-switch 0x0
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:pswitch_2
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:pswitch_1
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:pswitch_0
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.end packed-switch
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.end method
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# virtual methods
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.method public final zzm([B)[B
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.locals 3
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/security/GeneralSecurityException;
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}
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.end annotation
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.line 1
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:try_start_0
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iget-object v0, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsc:Ljavax/crypto/Mac;
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invoke-virtual {v0}, Ljavax/crypto/Mac;->clone()Ljava/lang/Object;
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move-result-object v0
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check-cast v0, Ljavax/crypto/Mac;
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:try_end_0
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.catch Ljava/lang/CloneNotSupportedException; {:try_start_0 .. :try_end_0} :catch_0
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goto :goto_0
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.line 2
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:catch_0
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sget-object v0, Lcom/google/android/gms/internal/ads/zzdzi;->zzhrt:Lcom/google/android/gms/internal/ads/zzdzi;
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iget-object v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhse:Ljava/lang/String;
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invoke-virtual {v0, v1}, Lcom/google/android/gms/internal/ads/zzdzi;->zzho(Ljava/lang/String;)Ljava/lang/Object;
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move-result-object v0
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check-cast v0, Ljavax/crypto/Mac;
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.line 3
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iget-object v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsf:Ljava/security/Key;
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invoke-virtual {v0, v1}, Ljavax/crypto/Mac;->init(Ljava/security/Key;)V
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.line 4
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:goto_0
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invoke-virtual {v0, p1}, Ljavax/crypto/Mac;->update([B)V
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.line 5
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iget p1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I
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new-array p1, p1, [B
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.line 6
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invoke-virtual {v0}, Ljavax/crypto/Mac;->doFinal()[B
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move-result-object v0
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iget v1, p0, Lcom/google/android/gms/internal/ads/zzdzr;->zzhsd:I
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const/4 v2, 0x0
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invoke-static {v0, v2, p1, v2, v1}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V
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return-object p1
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.end method
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