2022-06-10 21:38:30 +09:00

306 lines
6.8 KiB
Smali

.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