mirror of
https://github.com/Pinball3D/Rabbit-R1.git
synced 2024-12-27 09:32:27 -06:00
439 lines
8.6 KiB
Smali
439 lines
8.6 KiB
Smali
.class public final Landroidx/media3/datasource/AesFlushingCipher;
|
|
.super Ljava/lang/Object;
|
|
.source "AesFlushingCipher.java"
|
|
|
|
|
|
# instance fields
|
|
.field private final blockSize:I
|
|
|
|
.field private final cipher:Ljavax/crypto/Cipher;
|
|
|
|
.field private final flushedBlock:[B
|
|
|
|
.field private pendingXorBytes:I
|
|
|
|
.field private final zerosBlock:[B
|
|
|
|
|
|
# direct methods
|
|
.method public constructor <init>(I[BJJ)V
|
|
.locals 6
|
|
|
|
.line 52
|
|
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
|
|
|
|
:try_start_0
|
|
const-string v0, "AES/CTR/NoPadding"
|
|
|
|
.line 54
|
|
invoke-static {v0}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;
|
|
|
|
move-result-object v0
|
|
|
|
iput-object v0, p0, Landroidx/media3/datasource/AesFlushingCipher;->cipher:Ljavax/crypto/Cipher;
|
|
|
|
.line 55
|
|
invoke-virtual {v0}, Ljavax/crypto/Cipher;->getBlockSize()I
|
|
|
|
move-result v1
|
|
|
|
iput v1, p0, Landroidx/media3/datasource/AesFlushingCipher;->blockSize:I
|
|
|
|
.line 56
|
|
new-array v2, v1, [B
|
|
|
|
iput-object v2, p0, Landroidx/media3/datasource/AesFlushingCipher;->zerosBlock:[B
|
|
|
|
.line 57
|
|
new-array v2, v1, [B
|
|
|
|
iput-object v2, p0, Landroidx/media3/datasource/AesFlushingCipher;->flushedBlock:[B
|
|
|
|
int-to-long v2, v1
|
|
|
|
.line 58
|
|
div-long v2, p5, v2
|
|
|
|
int-to-long v4, v1
|
|
|
|
.line 59
|
|
rem-long/2addr p5, v4
|
|
|
|
long-to-int p5, p5
|
|
|
|
.line 60
|
|
new-instance p6, Ljavax/crypto/spec/SecretKeySpec;
|
|
|
|
.line 62
|
|
invoke-virtual {v0}, Ljavax/crypto/Cipher;->getAlgorithm()Ljava/lang/String;
|
|
|
|
move-result-object v1
|
|
|
|
const-string v4, "/"
|
|
|
|
invoke-static {v1, v4}, Landroidx/media3/common/util/Util;->splitAtFirst(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;
|
|
|
|
move-result-object v1
|
|
|
|
const/4 v4, 0x0
|
|
|
|
aget-object v1, v1, v4
|
|
|
|
invoke-direct {p6, p2, v1}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V
|
|
|
|
new-instance p2, Ljavax/crypto/spec/IvParameterSpec;
|
|
|
|
.line 63
|
|
invoke-direct {p0, p3, p4, v2, v3}, Landroidx/media3/datasource/AesFlushingCipher;->getInitializationVector(JJ)[B
|
|
|
|
move-result-object p3
|
|
|
|
invoke-direct {p2, p3}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V
|
|
|
|
.line 60
|
|
invoke-virtual {v0, p1, p6, p2}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
|
|
|
|
if-eqz p5, :cond_0
|
|
|
|
.line 65
|
|
new-array p1, p5, [B
|
|
|
|
invoke-virtual {p0, p1, v4, p5}, Landroidx/media3/datasource/AesFlushingCipher;->updateInPlace([BII)V
|
|
:try_end_0
|
|
.catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_0} :catch_0
|
|
.catch Ljavax/crypto/NoSuchPaddingException; {:try_start_0 .. :try_end_0} :catch_0
|
|
.catch Ljava/security/InvalidKeyException; {:try_start_0 .. :try_end_0} :catch_0
|
|
.catch Ljava/security/InvalidAlgorithmParameterException; {:try_start_0 .. :try_end_0} :catch_0
|
|
|
|
:cond_0
|
|
return-void
|
|
|
|
:catch_0
|
|
move-exception p0
|
|
|
|
.line 72
|
|
new-instance p1, Ljava/lang/RuntimeException;
|
|
|
|
invoke-direct {p1, p0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/Throwable;)V
|
|
|
|
throw p1
|
|
.end method
|
|
|
|
.method public constructor <init>(I[BLjava/lang/String;J)V
|
|
.locals 7
|
|
|
|
.line 49
|
|
invoke-static {p3}, Landroidx/media3/datasource/AesFlushingCipher;->getFNV64Hash(Ljava/lang/String;)J
|
|
|
|
move-result-wide v3
|
|
|
|
move-object v0, p0
|
|
|
|
move v1, p1
|
|
|
|
move-object v2, p2
|
|
|
|
move-wide v5, p4
|
|
|
|
invoke-direct/range {v0 .. v6}, Landroidx/media3/datasource/AesFlushingCipher;-><init>(I[BJJ)V
|
|
|
|
return-void
|
|
.end method
|
|
|
|
.method private static getFNV64Hash(Ljava/lang/String;)J
|
|
.locals 7
|
|
|
|
const-wide/16 v0, 0x0
|
|
|
|
if-nez p0, :cond_0
|
|
|
|
return-wide v0
|
|
|
|
:cond_0
|
|
const/4 v2, 0x0
|
|
|
|
.line 143
|
|
:goto_0
|
|
invoke-virtual {p0}, Ljava/lang/String;->length()I
|
|
|
|
move-result v3
|
|
|
|
if-ge v2, v3, :cond_1
|
|
|
|
.line 144
|
|
invoke-virtual {p0, v2}, Ljava/lang/String;->charAt(I)C
|
|
|
|
move-result v3
|
|
|
|
int-to-long v3, v3
|
|
|
|
xor-long/2addr v0, v3
|
|
|
|
const/4 v3, 0x1
|
|
|
|
shl-long v3, v0, v3
|
|
|
|
const/4 v5, 0x4
|
|
|
|
shl-long v5, v0, v5
|
|
|
|
add-long/2addr v3, v5
|
|
|
|
const/4 v5, 0x5
|
|
|
|
shl-long v5, v0, v5
|
|
|
|
add-long/2addr v3, v5
|
|
|
|
const/4 v5, 0x7
|
|
|
|
shl-long v5, v0, v5
|
|
|
|
add-long/2addr v3, v5
|
|
|
|
const/16 v5, 0x8
|
|
|
|
shl-long v5, v0, v5
|
|
|
|
add-long/2addr v3, v5
|
|
|
|
const/16 v5, 0x28
|
|
|
|
shl-long v5, v0, v5
|
|
|
|
add-long/2addr v3, v5
|
|
|
|
add-long/2addr v0, v3
|
|
|
|
add-int/lit8 v2, v2, 0x1
|
|
|
|
goto :goto_0
|
|
|
|
:cond_1
|
|
return-wide v0
|
|
.end method
|
|
|
|
.method private getInitializationVector(JJ)[B
|
|
.locals 0
|
|
|
|
const/16 p0, 0x10
|
|
|
|
.line 129
|
|
invoke-static {p0}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;
|
|
|
|
move-result-object p0
|
|
|
|
invoke-virtual {p0, p1, p2}, Ljava/nio/ByteBuffer;->putLong(J)Ljava/nio/ByteBuffer;
|
|
|
|
move-result-object p0
|
|
|
|
invoke-virtual {p0, p3, p4}, Ljava/nio/ByteBuffer;->putLong(J)Ljava/nio/ByteBuffer;
|
|
|
|
move-result-object p0
|
|
|
|
invoke-virtual {p0}, Ljava/nio/ByteBuffer;->array()[B
|
|
|
|
move-result-object p0
|
|
|
|
return-object p0
|
|
.end method
|
|
|
|
.method private nonFlushingUpdate([BII[BI)I
|
|
.locals 6
|
|
|
|
:try_start_0
|
|
iget-object v0, p0, Landroidx/media3/datasource/AesFlushingCipher;->cipher:Ljavax/crypto/Cipher;
|
|
|
|
move-object v1, p1
|
|
|
|
move v2, p2
|
|
|
|
move v3, p3
|
|
|
|
move-object v4, p4
|
|
|
|
move v5, p5
|
|
|
|
.line 121
|
|
invoke-virtual/range {v0 .. v5}, Ljavax/crypto/Cipher;->update([BII[BI)I
|
|
|
|
move-result p0
|
|
:try_end_0
|
|
.catch Ljavax/crypto/ShortBufferException; {:try_start_0 .. :try_end_0} :catch_0
|
|
|
|
return p0
|
|
|
|
:catch_0
|
|
move-exception p0
|
|
|
|
.line 124
|
|
new-instance p1, Ljava/lang/RuntimeException;
|
|
|
|
invoke-direct {p1, p0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/Throwable;)V
|
|
|
|
throw p1
|
|
.end method
|
|
|
|
|
|
# virtual methods
|
|
.method public update([BII[BI)V
|
|
.locals 8
|
|
|
|
move v2, p2
|
|
|
|
:cond_0
|
|
iget p2, p0, Landroidx/media3/datasource/AesFlushingCipher;->pendingXorBytes:I
|
|
|
|
if-lez p2, :cond_1
|
|
|
|
.line 85
|
|
aget-byte v0, p1, v2
|
|
|
|
iget-object v1, p0, Landroidx/media3/datasource/AesFlushingCipher;->flushedBlock:[B
|
|
|
|
iget v3, p0, Landroidx/media3/datasource/AesFlushingCipher;->blockSize:I
|
|
|
|
sub-int/2addr v3, p2
|
|
|
|
aget-byte v1, v1, v3
|
|
|
|
xor-int/2addr v0, v1
|
|
|
|
int-to-byte v0, v0
|
|
|
|
aput-byte v0, p4, p5
|
|
|
|
add-int/lit8 p5, p5, 0x1
|
|
|
|
add-int/lit8 v2, v2, 0x1
|
|
|
|
add-int/lit8 p2, p2, -0x1
|
|
|
|
iput p2, p0, Landroidx/media3/datasource/AesFlushingCipher;->pendingXorBytes:I
|
|
|
|
add-int/lit8 p3, p3, -0x1
|
|
|
|
if-nez p3, :cond_0
|
|
|
|
return-void
|
|
|
|
:cond_1
|
|
move-object v0, p0
|
|
|
|
move-object v1, p1
|
|
|
|
move v3, p3
|
|
|
|
move-object v4, p4
|
|
|
|
move v5, p5
|
|
|
|
.line 96
|
|
invoke-direct/range {v0 .. v5}, Landroidx/media3/datasource/AesFlushingCipher;->nonFlushingUpdate([BII[BI)I
|
|
|
|
move-result p1
|
|
|
|
if-ne p3, p1, :cond_2
|
|
|
|
return-void
|
|
|
|
:cond_2
|
|
sub-int/2addr p3, p1
|
|
|
|
iget p2, p0, Landroidx/media3/datasource/AesFlushingCipher;->blockSize:I
|
|
|
|
const/4 v0, 0x0
|
|
|
|
const/4 v1, 0x1
|
|
|
|
if-ge p3, p2, :cond_3
|
|
|
|
move p2, v1
|
|
|
|
goto :goto_0
|
|
|
|
:cond_3
|
|
move p2, v0
|
|
|
|
.line 107
|
|
:goto_0
|
|
invoke-static {p2}, Landroidx/media3/common/util/Assertions;->checkState(Z)V
|
|
|
|
add-int/2addr p5, p1
|
|
|
|
iget p1, p0, Landroidx/media3/datasource/AesFlushingCipher;->blockSize:I
|
|
|
|
sub-int v5, p1, p3
|
|
|
|
iput v5, p0, Landroidx/media3/datasource/AesFlushingCipher;->pendingXorBytes:I
|
|
|
|
iget-object v3, p0, Landroidx/media3/datasource/AesFlushingCipher;->zerosBlock:[B
|
|
|
|
const/4 v4, 0x0
|
|
|
|
iget-object v6, p0, Landroidx/media3/datasource/AesFlushingCipher;->flushedBlock:[B
|
|
|
|
const/4 v7, 0x0
|
|
|
|
move-object v2, p0
|
|
|
|
.line 110
|
|
invoke-direct/range {v2 .. v7}, Landroidx/media3/datasource/AesFlushingCipher;->nonFlushingUpdate([BII[BI)I
|
|
|
|
move-result p1
|
|
|
|
iget p2, p0, Landroidx/media3/datasource/AesFlushingCipher;->blockSize:I
|
|
|
|
if-ne p1, p2, :cond_4
|
|
|
|
goto :goto_1
|
|
|
|
:cond_4
|
|
move v1, v0
|
|
|
|
.line 111
|
|
:goto_1
|
|
invoke-static {v1}, Landroidx/media3/common/util/Assertions;->checkState(Z)V
|
|
|
|
:goto_2
|
|
if-ge v0, p3, :cond_5
|
|
|
|
add-int/lit8 p1, p5, 0x1
|
|
|
|
iget-object p2, p0, Landroidx/media3/datasource/AesFlushingCipher;->flushedBlock:[B
|
|
|
|
.line 115
|
|
aget-byte p2, p2, v0
|
|
|
|
aput-byte p2, p4, p5
|
|
|
|
add-int/lit8 v0, v0, 0x1
|
|
|
|
move p5, p1
|
|
|
|
goto :goto_2
|
|
|
|
:cond_5
|
|
return-void
|
|
.end method
|
|
|
|
.method public updateInPlace([BII)V
|
|
.locals 6
|
|
|
|
move-object v0, p0
|
|
|
|
move-object v1, p1
|
|
|
|
move v2, p2
|
|
|
|
move v3, p3
|
|
|
|
move-object v4, p1
|
|
|
|
move v5, p2
|
|
|
|
.line 77
|
|
invoke-virtual/range {v0 .. v5}, Landroidx/media3/datasource/AesFlushingCipher;->update([BII[BI)V
|
|
|
|
return-void
|
|
.end method
|