ASN1BitString.smali

.class public abstract Lorg/spongycastle/asn1/ASN1BitString;
.super Lorg/spongycastle/asn1/ASN1Primitive;
.source "ASN1BitString.java"

# interfaces
.implements Lorg/spongycastle/asn1/ASN1String;


# static fields
.field private static final table:[C


# instance fields
.field protected final data:[B

.field protected final padBits:I


# direct methods
.method static constructor <clinit>()V
    .registers 1

    .prologue
    .line 18
    const/16 v0, 0x10

    new-array v0, v0, [C

    fill-array-data v0, :array_a

    sput-object v0, Lorg/spongycastle/asn1/ASN1BitString;->table:[C

    return-void

    :array_a
    .array-data 2
        0x30s
        0x31s
        0x32s
        0x33s
        0x34s
        0x35s
        0x36s
        0x37s
        0x38s
        0x39s
        0x41s
        0x42s
        0x43s
        0x44s
        0x45s
        0x46s
    .end array-data
.end method

.method public constructor <init>([BI)V
    .registers 5

    .prologue
    .line 111
    invoke-direct {p0}, Lorg/spongycastle/asn1/ASN1Primitive;-><init>()V

    .line 112
    if-nez p1, :cond_d

    .line 114
    new-instance v0, Ljava/lang/NullPointerException;

    const-string v1, "data cannot be null"

    invoke-direct {v0, v1}, Ljava/lang/NullPointerException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 116
    :cond_d
    array-length v0, p1

    if-nez v0, :cond_1a

    if-eqz p2, :cond_1a

    .line 118
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "zero length data with non-zero pad bits"

    invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 120
    :cond_1a
    const/4 v0, 0x7

    if-gt p2, v0, :cond_1f

    if-gez p2, :cond_27

    .line 122
    :cond_1f
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "pad bits cannot be greater than 7 or less than 0"

    invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 125
    :cond_27
    invoke-static {p1}, Lorg/spongycastle/util/Arrays;->clone([B)[B

    move-result-object v0

    iput-object v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    .line 126
    iput p2, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    .line 127
    return-void
.end method

.method protected static derForm([BI)[B
    .registers 6

    .prologue
    .line 234
    invoke-static {p0}, Lorg/spongycastle/util/Arrays;->clone([B)[B

    move-result-object v0

    .line 236
    if-lez p1, :cond_12

    .line 238
    array-length v1, p0

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

    aget-byte v2, v0, v1

    const/16 v3, 0xff

    shl-int/2addr v3, p1

    and-int/2addr v2, v3

    int-to-byte v2, v2

    aput-byte v2, v0, v1

    .line 241
    :cond_12
    return-object v0
.end method

.method static fromInputStream(ILjava/io/InputStream;)Lorg/spongycastle/asn1/ASN1BitString;
    .registers 7

    .prologue
    .line 247
    if-gtz p0, :cond_a

    .line 249
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "truncated BIT STRING detected"

    invoke-direct {v0, v1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 252
    :cond_a
    invoke-virtual {p1}, Ljava/io/InputStream;->read()I

    move-result v1

    .line 253
    add-int/lit8 v0, p0, -0x1

    new-array v2, v0, [B

    .line 255
    array-length v0, v2

    if-eqz v0, :cond_41

    .line 257
    invoke-static {p1, v2}, Lorg/spongycastle/util/io/Streams;->readFully(Ljava/io/InputStream;[B)I

    move-result v0

    array-length v3, v2

    if-eq v0, v3, :cond_24

    .line 259
    new-instance v0, Ljava/io/EOFException;

    const-string v1, "EOF encountered in middle of BIT STRING"

    invoke-direct {v0, v1}, Ljava/io/EOFException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 262
    :cond_24
    if-lez v1, :cond_41

    const/16 v0, 0x8

    if-ge v1, v0, :cond_41

    .line 264
    array-length v0, v2

    add-int/lit8 v0, v0, -0x1

    aget-byte v0, v2, v0

    array-length v3, v2

    add-int/lit8 v3, v3, -0x1

    aget-byte v3, v2, v3

    const/16 v4, 0xff

    shl-int/2addr v4, v1

    and-int/2addr v3, v4

    int-to-byte v3, v3

    if-eq v0, v3, :cond_41

    .line 266
    new-instance v0, Lorg/spongycastle/asn1/DLBitString;

    invoke-direct {v0, v2, v1}, Lorg/spongycastle/asn1/DLBitString;-><init>([BI)V

    .line 271
    :goto_40
    return-object v0

    :cond_41
    new-instance v0, Lorg/spongycastle/asn1/DERBitString;

    invoke-direct {v0, v2, v1}, Lorg/spongycastle/asn1/DERBitString;-><init>([BI)V

    goto :goto_40
.end method

.method protected static getBytes(I)[B
    .registers 6

    .prologue
    const/4 v1, 0x0

    .line 78
    if-nez p0, :cond_6

    .line 80
    new-array v0, v1, [B

    .line 99
    :cond_5
    return-object v0

    .line 83
    :cond_6
    const/4 v2, 0x4

    .line 84
    const/4 v0, 0x3

    :goto_8
    if-lez v0, :cond_17

    .line 86
    const/16 v3, 0xff

    shl-int/lit8 v4, v0, 0x3

    shl-int/2addr v3, v4

    and-int/2addr v3, p0

    if-nez v3, :cond_17

    .line 90
    add-int/lit8 v2, v2, -0x1

    .line 84
    add-int/lit8 v0, v0, -0x1

    goto :goto_8

    .line 93
    :cond_17
    new-array v0, v2, [B

    .line 94
    :goto_19
    if-ge v1, v2, :cond_5

    .line 96
    shl-int/lit8 v3, v1, 0x3

    shr-int v3, p0, v3

    int-to-byte v3, v3

    aput-byte v3, v0, v1

    .line 94
    add-int/lit8 v1, v1, 0x1

    goto :goto_19
.end method

.method protected static getPadBits(I)I
    .registers 4

    .prologue
    const/4 v0, 0x0

    .line 31
    .line 32
    const/4 v1, 0x3

    :goto_2
    if-ltz v1, :cond_2a

    .line 38
    if-eqz v1, :cond_15

    .line 40
    shl-int/lit8 v2, v1, 0x3

    shr-int v2, p0, v2

    if-eqz v2, :cond_1a

    .line 42
    shl-int/lit8 v1, v1, 0x3

    shr-int v1, p0, v1

    and-int/lit16 v1, v1, 0xff

    .line 56
    :goto_12
    if-nez v1, :cond_1d

    .line 68
    :goto_14
    return v0

    .line 48
    :cond_15
    if-eqz p0, :cond_1a

    .line 50
    and-int/lit16 v1, p0, 0xff

    .line 51
    goto :goto_12

    .line 32
    :cond_1a
    add-int/lit8 v1, v1, -0x1

    goto :goto_2

    .line 61
    :cond_1d
    const/4 v0, 0x1

    .line 63
    :goto_1e
    shl-int/lit8 v1, v1, 0x1

    and-int/lit16 v2, v1, 0xff

    if-eqz v2, :cond_27

    .line 65
    add-int/lit8 v0, v0, 0x1

    goto :goto_1e

    .line 68
    :cond_27
    rsub-int/lit8 v0, v0, 0x8

    goto :goto_14

    :cond_2a
    move v1, v0

    goto :goto_12
.end method


# virtual methods
.method protected asn1Equals(Lorg/spongycastle/asn1/ASN1Primitive;)Z
    .registers 5

    .prologue
    const/4 v0, 0x0

    .line 221
    instance-of v1, p1, Lorg/spongycastle/asn1/ASN1BitString;

    if-nez v1, :cond_6

    .line 229
    :cond_5
    :goto_5
    return v0

    .line 226
    :cond_6
    check-cast p1, Lorg/spongycastle/asn1/ASN1BitString;

    .line 228
    iget v1, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    iget v2, p1, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    if-ne v1, v2, :cond_5

    .line 229
    invoke-virtual {p0}, Lorg/spongycastle/asn1/ASN1BitString;->getBytes()[B

    move-result-object v1

    invoke-virtual {p1}, Lorg/spongycastle/asn1/ASN1BitString;->getBytes()[B

    move-result-object v2

    invoke-static {v1, v2}, Lorg/spongycastle/util/Arrays;->areEqual([B[B)Z

    move-result v1

    if-eqz v1, :cond_5

    const/4 v0, 0x1

    goto :goto_5
.end method

.method abstract encode(Lorg/spongycastle/asn1/ASN1OutputStream;)V
.end method

.method public getBytes()[B
    .registers 3

    .prologue
    .line 200
    iget-object v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    iget v1, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    invoke-static {v0, v1}, Lorg/spongycastle/asn1/ASN1BitString;->derForm([BI)[B

    move-result-object v0

    return-object v0
.end method

.method public getLoadedObject()Lorg/spongycastle/asn1/ASN1Primitive;
    .registers 2

    .prologue
    .line 276
    invoke-virtual {p0}, Lorg/spongycastle/asn1/ASN1BitString;->toASN1Primitive()Lorg/spongycastle/asn1/ASN1Primitive;

    move-result-object v0

    return-object v0
.end method

.method public getOctets()[B
    .registers 3

    .prologue
    .line 190
    iget v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    if-eqz v0, :cond_c

    .line 192
    new-instance v0, Ljava/lang/IllegalStateException;

    const-string v1, "attempt to get non-octet aligned data from BIT STRING"

    invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V

    throw v0

    .line 195
    :cond_c
    iget-object v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    invoke-static {v0}, Lorg/spongycastle/util/Arrays;->clone([B)[B

    move-result-object v0

    return-object v0
.end method

.method public getPadBits()I
    .registers 2

    .prologue
    .line 205
    iget v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    return v0
.end method

.method public getString()Ljava/lang/String;
    .registers 6

    .prologue
    .line 136
    new-instance v1, Ljava/lang/StringBuffer;

    const-string v0, "#"

    invoke-direct {v1, v0}, Ljava/lang/StringBuffer;-><init>(Ljava/lang/String;)V

    .line 137
    new-instance v0, Ljava/io/ByteArrayOutputStream;

    invoke-direct {v0}, Ljava/io/ByteArrayOutputStream;-><init>()V

    .line 138
    new-instance v2, Lorg/spongycastle/asn1/ASN1OutputStream;

    invoke-direct {v2, v0}, Lorg/spongycastle/asn1/ASN1OutputStream;-><init>(Ljava/io/OutputStream;)V

    .line 142
    :try_start_11
    invoke-virtual {v2, p0}, Lorg/spongycastle/asn1/ASN1OutputStream;->writeObject(Lorg/spongycastle/asn1/ASN1Encodable;)V
    :try_end_14
    .catch Ljava/io/IOException; {:try_start_11 .. :try_end_14} :catch_37

    .line 149
    invoke-virtual {v0}, Ljava/io/ByteArrayOutputStream;->toByteArray()[B

    move-result-object v2

    .line 151
    const/4 v0, 0x0

    :goto_19
    array-length v3, v2

    if-eq v0, v3, :cond_51

    .line 153
    sget-object v3, Lorg/spongycastle/asn1/ASN1BitString;->table:[C

    aget-byte v4, v2, v0

    ushr-int/lit8 v4, v4, 0x4

    and-int/lit8 v4, v4, 0xf

    aget-char v3, v3, v4

    invoke-virtual {v1, v3}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;

    .line 154
    sget-object v3, Lorg/spongycastle/asn1/ASN1BitString;->table:[C

    aget-byte v4, v2, v0

    and-int/lit8 v4, v4, 0xf

    aget-char v3, v3, v4

    invoke-virtual {v1, v3}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;

    .line 151
    add-int/lit8 v0, v0, 0x1

    goto :goto_19

    .line 144
    :catch_37
    move-exception v0

    .line 146
    new-instance v1, Lorg/spongycastle/asn1/ASN1ParsingException;

    new-instance v2, Ljava/lang/StringBuilder;

    const-string v3, "Internal error encoding BitString: "

    invoke-direct {v2, v3}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    invoke-virtual {v0}, Ljava/io/IOException;->getMessage()Ljava/lang/String;

    move-result-object v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v2

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v2

    invoke-direct {v1, v2, v0}, Lorg/spongycastle/asn1/ASN1ParsingException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V

    throw v1

    .line 157
    :cond_51
    invoke-virtual {v1}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method

.method public hashCode()I
    .registers 3

    .prologue
    .line 215
    iget v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    invoke-virtual {p0}, Lorg/spongycastle/asn1/ASN1BitString;->getBytes()[B

    move-result-object v1

    invoke-static {v1}, Lorg/spongycastle/util/Arrays;->hashCode([B)I

    move-result v1

    xor-int/2addr v0, v1

    return v0
.end method

.method public intValue()I
    .registers 7

    .prologue
    const/4 v5, 0x4

    const/4 v1, 0x0

    .line 165
    .line 166
    iget-object v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    .line 168
    iget v2, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    if-lez v2, :cond_15

    iget-object v2, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    array-length v2, v2

    if-gt v2, v5, :cond_15

    .line 170
    iget-object v0, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    iget v2, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    invoke-static {v0, v2}, Lorg/spongycastle/asn1/ASN1BitString;->derForm([BI)[B

    move-result-object v0

    :cond_15
    move v2, v1

    .line 173
    :goto_16
    array-length v3, v0

    if-eq v1, v3, :cond_26

    if-eq v1, v5, :cond_26

    .line 175
    aget-byte v3, v0, v1

    and-int/lit16 v3, v3, 0xff

    shl-int/lit8 v4, v1, 0x3

    shl-int/2addr v3, v4

    or-int/2addr v2, v3

    .line 173
    add-int/lit8 v1, v1, 0x1

    goto :goto_16

    .line 178
    :cond_26
    return v2
.end method

.method toDERObject()Lorg/spongycastle/asn1/ASN1Primitive;
    .registers 4

    .prologue
    .line 281
    new-instance v0, Lorg/spongycastle/asn1/DERBitString;

    iget-object v1, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    iget v2, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/asn1/DERBitString;-><init>([BI)V

    return-object v0
.end method

.method toDLObject()Lorg/spongycastle/asn1/ASN1Primitive;
    .registers 4

    .prologue
    .line 286
    new-instance v0, Lorg/spongycastle/asn1/DLBitString;

    iget-object v1, p0, Lorg/spongycastle/asn1/ASN1BitString;->data:[B

    iget v2, p0, Lorg/spongycastle/asn1/ASN1BitString;->padBits:I

    invoke-direct {v0, v1, v2}, Lorg/spongycastle/asn1/DLBitString;-><init>([BI)V

    return-object v0
.end method

.method public toString()Ljava/lang/String;
    .registers 2

    .prologue
    .line 210
    invoke-virtual {p0}, Lorg/spongycastle/asn1/ASN1BitString;->getString()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method