a.smali

.class Lcom/keniu/security/update/lzma/a;
.super Ljava/lang/Object;
.source "CRangeDecoder.java"


# instance fields
.field a:Ljava/io/InputStream;

.field b:I

.field c:I

.field d:[B

.field e:I

.field f:I


# direct methods
.method constructor <init>(Ljava/io/InputStream;)V
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/4 v0, 0x0

    .line 25
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 26
    const/16 v1, 0x4000

    new-array v1, v1, [B

    iput-object v1, p0, Lcom/keniu/security/update/lzma/a;->d:[B

    .line 27
    iput-object p1, p0, Lcom/keniu/security/update/lzma/a;->a:Ljava/io/InputStream;

    .line 28
    iput v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 29
    const/4 v1, -0x1

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 30
    :goto_11
    const/4 v1, 0x5

    if-ge v0, v1, :cond_22

    .line 31
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    shl-int/lit8 v1, v1, 0x8

    invoke-virtual {p0}, Lcom/keniu/security/update/lzma/a;->a()I

    move-result v2

    or-int/2addr v1, v2

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 30
    add-int/lit8 v0, v0, 0x1

    goto :goto_11

    .line 32
    :cond_22
    return-void
.end method


# virtual methods
.method a([IIB)B
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/16 v3, 0x100

    .line 117
    const/4 v0, 0x1

    .line 119
    :cond_3
    shr-int/lit8 v1, p3, 0x7

    and-int/lit8 v1, v1, 0x1

    .line 120
    shl-int/lit8 v2, p3, 0x1

    int-to-byte p3, v2

    .line 121
    add-int/lit8 v2, v1, 0x1

    shl-int/lit8 v2, v2, 0x8

    add-int/2addr v2, p2

    add-int/2addr v2, v0

    invoke-virtual {p0, p1, v2}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v2

    .line 122
    shl-int/lit8 v0, v0, 0x1

    or-int/2addr v0, v2

    .line 124
    if-eq v1, v2, :cond_24

    .line 125
    :goto_19
    if-ge v0, v3, :cond_26

    .line 126
    add-int v1, v0, v0

    add-int/2addr v0, p2

    invoke-virtual {p0, p1, v0}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v0

    or-int/2addr v0, v1

    goto :goto_19

    .line 130
    :cond_24
    if-lt v0, v3, :cond_3

    .line 132
    :cond_26
    int-to-byte v0, v0

    return v0
.end method

.method a()I
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 35
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->e:I

    iget v1, p0, Lcom/keniu/security/update/lzma/a;->f:I

    if-ne v0, v1, :cond_20

    .line 36
    iget-object v0, p0, Lcom/keniu/security/update/lzma/a;->a:Ljava/io/InputStream;

    iget-object v1, p0, Lcom/keniu/security/update/lzma/a;->d:[B

    invoke-virtual {v0, v1}, Ljava/io/InputStream;->read([B)I

    move-result v0

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->e:I

    .line 37
    const/4 v0, 0x0

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->f:I

    .line 39
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->e:I

    const/4 v1, 0x1

    if-ge v0, v1, :cond_20

    .line 40
    new-instance v0, Lcom/keniu/security/update/lzma/LzmaException;

    const-string v1, "LZMA : Data Error"

    invoke-direct {v0, v1}, Lcom/keniu/security/update/lzma/LzmaException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 42
    :cond_20
    iget-object v0, p0, Lcom/keniu/security/update/lzma/a;->d:[B

    iget v1, p0, Lcom/keniu/security/update/lzma/a;->f:I

    add-int/lit8 v2, v1, 0x1

    iput v2, p0, Lcom/keniu/security/update/lzma/a;->f:I

    aget-byte v0, v0, v1

    and-int/lit16 v0, v0, 0xff

    return v0
.end method

.method a(I)I
    .registers 7
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 46
    const/4 v0, 0x0

    .line 47
    :goto_1
    if-lez p1, :cond_39

    .line 48
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    ushr-int/lit8 v1, v1, 0x1

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 49
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    iget v2, p0, Lcom/keniu/security/update/lzma/a;->b:I

    sub-int/2addr v1, v2

    ushr-int/lit8 v1, v1, 0x1f

    .line 50
    iget v2, p0, Lcom/keniu/security/update/lzma/a;->c:I

    iget v3, p0, Lcom/keniu/security/update/lzma/a;->b:I

    add-int/lit8 v4, v1, -0x1

    and-int/2addr v3, v4

    sub-int/2addr v2, v3

    iput v2, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 51
    shl-int/lit8 v0, v0, 0x1

    rsub-int/lit8 v1, v1, 0x1

    or-int/2addr v0, v1

    .line 53
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    const/high16 v2, 0x1000000

    if-ge v1, v2, :cond_36

    .line 55
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    shl-int/lit8 v1, v1, 0x8

    invoke-virtual {p0}, Lcom/keniu/security/update/lzma/a;->a()I

    move-result v2

    or-int/2addr v1, v2

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 56
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    shl-int/lit8 v1, v1, 0x8

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 47
    :cond_36
    add-int/lit8 p1, p1, -0x1

    goto :goto_1

    .line 59
    :cond_39
    return v0
.end method

.method a([II)I
    .registers 13
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const-wide v8, 0xffffffffL

    const/high16 v6, -0x1000000

    .line 63
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    ushr-int/lit8 v0, v0, 0xb

    aget v1, p1, p2

    mul-int/2addr v0, v1

    .line 64
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    int-to-long v2, v1

    and-long/2addr v2, v8

    int-to-long v4, v0

    and-long/2addr v4, v8

    cmp-long v1, v2, v4

    if-gez v1, :cond_3d

    .line 66
    iput v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 67
    aget v0, p1, p2

    aget v1, p1, p2

    rsub-int v1, v1, 0x800

    ushr-int/lit8 v1, v1, 0x5

    add-int/2addr v0, v1

    aput v0, p1, p2

    .line 69
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    and-int/2addr v0, v6

    if-nez v0, :cond_3b

    .line 70
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    shl-int/lit8 v0, v0, 0x8

    invoke-virtual {p0}, Lcom/keniu/security/update/lzma/a;->a()I

    move-result v1

    or-int/2addr v0, v1

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 71
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    shl-int/lit8 v0, v0, 0x8

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 73
    :cond_3b
    const/4 v0, 0x0

    .line 83
    :goto_3c
    return v0

    .line 75
    :cond_3d
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    sub-int/2addr v1, v0

    iput v1, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 76
    iget v1, p0, Lcom/keniu/security/update/lzma/a;->c:I

    sub-int v0, v1, v0

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 77
    aget v0, p1, p2

    aget v1, p1, p2

    ushr-int/lit8 v1, v1, 0x5

    sub-int/2addr v0, v1

    aput v0, p1, p2

    .line 79
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    and-int/2addr v0, v6

    if-nez v0, :cond_67

    .line 80
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    shl-int/lit8 v0, v0, 0x8

    invoke-virtual {p0}, Lcom/keniu/security/update/lzma/a;->a()I

    move-result v1

    or-int/2addr v0, v1

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->c:I

    .line 81
    iget v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    shl-int/lit8 v0, v0, 0x8

    iput v0, p0, Lcom/keniu/security/update/lzma/a;->b:I

    .line 83
    :cond_67
    const/4 v0, 0x1

    goto :goto_3c
.end method

.method a([III)I
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/4 v2, 0x1

    .line 88
    move v0, p3

    move v1, v2

    .line 89
    :goto_3
    if-lez v0, :cond_10

    .line 90
    add-int v3, v1, v1

    add-int/2addr v1, p2

    invoke-virtual {p0, p1, v1}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v1

    add-int/2addr v1, v3

    .line 89
    add-int/lit8 v0, v0, -0x1

    goto :goto_3

    .line 92
    :cond_10
    shl-int v0, v2, p3

    sub-int v0, v1, v0

    return v0
.end method

.method b([II)B
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 108
    const/4 v0, 0x1

    .line 110
    :cond_1
    add-int v1, v0, v0

    add-int/2addr v0, p2

    invoke-virtual {p0, p1, v0}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v0

    or-int/2addr v0, v1

    .line 111
    const/16 v1, 0x100

    if-lt v0, v1, :cond_1

    .line 113
    int-to-byte v0, v0

    return v0
.end method

.method b([III)I
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/4 v0, 0x0

    .line 96
    const/4 v1, 0x1

    move v2, v1

    move v1, v0

    .line 99
    :goto_4
    if-ge v0, p3, :cond_13

    .line 100
    add-int v3, p2, v2

    invoke-virtual {p0, p1, v3}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v3

    .line 101
    add-int/2addr v2, v2

    add-int/2addr v2, v3

    .line 102
    shl-int/2addr v3, v0

    or-int/2addr v1, v3

    .line 99
    add-int/lit8 v0, v0, 0x1

    goto :goto_4

    .line 104
    :cond_13
    return v1
.end method

.method c([III)I
    .registers 7
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/4 v2, 0x3

    .line 153
    add-int/lit8 v0, p2, 0x0

    invoke-virtual {p0, p1, v0}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v0

    if-nez v0, :cond_13

    .line 154
    add-int/lit8 v0, p2, 0x2

    shl-int/lit8 v1, p3, 0x3

    add-int/2addr v0, v1

    invoke-virtual {p0, p1, v0, v2}, Lcom/keniu/security/update/lzma/a;->a([III)I

    move-result v0

    .line 161
    :goto_12
    return v0

    .line 157
    :cond_13
    add-int/lit8 v0, p2, 0x1

    invoke-virtual {p0, p1, v0}, Lcom/keniu/security/update/lzma/a;->a([II)I

    move-result v0

    if-nez v0, :cond_27

    .line 158
    add-int/lit16 v0, p2, 0x82

    shl-int/lit8 v1, p3, 0x3

    add-int/2addr v0, v1

    invoke-virtual {p0, p1, v0, v2}, Lcom/keniu/security/update/lzma/a;->a([III)I

    move-result v0

    add-int/lit8 v0, v0, 0x8

    goto :goto_12

    .line 161
    :cond_27
    add-int/lit16 v0, p2, 0x102

    const/16 v1, 0x8

    .line 162
    invoke-virtual {p0, p1, v0, v1}, Lcom/keniu/security/update/lzma/a;->a([III)I

    move-result v0

    add-int/lit8 v0, v0, 0x10

    .line 161
    goto :goto_12
.end method