GzipSource.smali

.class public final Lokio/GzipSource;
.super Ljava/lang/Object;
.source "GzipSource.kt"

# interfaces
.implements Lokio/Source;


# annotations
.annotation runtime Lkotlin/Metadata;
    bv = {
        0x1,
        0x0,
        0x3
    }
    d1 = {
        "\u0000R\n\u0002\u0018\u0002\n\u0002\u0018\u0002\n\u0002\u0008\u0003\n\u0002\u0018\u0002\n\u0000\n\u0002\u0018\u0002\n\u0000\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010\u0005\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010\u0002\n\u0000\n\u0002\u0010\u000e\n\u0000\n\u0002\u0010\u0008\n\u0002\u0008\u0005\n\u0002\u0010\t\n\u0000\n\u0002\u0018\u0002\n\u0002\u0008\u0002\n\u0002\u0018\u0002\n\u0002\u0008\u0004\u0018\u00002\u00020\u0001B\r\u0012\u0006\u0010\u0002\u001a\u00020\u0001\u00a2\u0006\u0002\u0010\u0003J \u0010\r\u001a\u00020\u000e2\u0006\u0010\u000f\u001a\u00020\u00102\u0006\u0010\u0011\u001a\u00020\u00122\u0006\u0010\u0013\u001a\u00020\u0012H\u0002J\u0008\u0010\u0014\u001a\u00020\u000eH\u0016J\u0008\u0010\u0015\u001a\u00020\u000eH\u0002J\u0008\u0010\u0016\u001a\u00020\u000eH\u0002J\u0018\u0010\u0017\u001a\u00020\u00182\u0006\u0010\u0019\u001a\u00020\u001a2\u0006\u0010\u001b\u001a\u00020\u0018H\u0016J\u0008\u0010\u001c\u001a\u00020\u001dH\u0016J \u0010\u001e\u001a\u00020\u000e2\u0006\u0010\u001f\u001a\u00020\u001a2\u0006\u0010 \u001a\u00020\u00182\u0006\u0010\u001b\u001a\u00020\u0018H\u0002R\u000e\u0010\u0004\u001a\u00020\u0005X\u0082\u0004\u00a2\u0006\u0002\n\u0000R\u000e\u0010\u0006\u001a\u00020\u0007X\u0082\u0004\u00a2\u0006\u0002\n\u0000R\u000e\u0010\u0008\u001a\u00020\tX\u0082\u0004\u00a2\u0006\u0002\n\u0000R\u000e\u0010\n\u001a\u00020\u000bX\u0082\u000e\u00a2\u0006\u0002\n\u0000R\u000e\u0010\u0002\u001a\u00020\u000cX\u0082\u0004\u00a2\u0006\u0002\n\u0000\u00a8\u0006!"
    }
    d2 = {
        "Lokio/GzipSource;",
        "Lokio/Source;",
        "source",
        "(Lokio/Source;)V",
        "crc",
        "Ljava/util/zip/CRC32;",
        "inflater",
        "Ljava/util/zip/Inflater;",
        "inflaterSource",
        "Lokio/InflaterSource;",
        "section",
        "",
        "Lokio/RealBufferedSource;",
        "checkEqual",
        "",
        "name",
        "",
        "expected",
        "",
        "actual",
        "close",
        "consumeHeader",
        "consumeTrailer",
        "read",
        "",
        "sink",
        "Lokio/Buffer;",
        "byteCount",
        "timeout",
        "Lokio/Timeout;",
        "updateCrc",
        "buffer",
        "offset",
        "okio"
    }
    k = 0x1
    mv = {
        0x1,
        0x1,
        0x10
    }
.end annotation


# instance fields
.field public final crc:Ljava/util/zip/CRC32;

.field public final inflater:Ljava/util/zip/Inflater;

.field public final inflaterSource:Lokio/InflaterSource;

.field public section:B

.field public final source:Lokio/RealBufferedSource;


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

    return-void
.end method

.method public constructor <init>(Lokio/Source;)V
    .registers 4

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

    new-instance v0, Lokio/RealBufferedSource;

    invoke-direct {v0, p1}, Lokio/RealBufferedSource;-><init>(Lokio/Source;)V

    iput-object v0, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    new-instance p1, Ljava/util/zip/Inflater;

    const/4 v0, 0x1

    invoke-direct {p1, v0}, Ljava/util/zip/Inflater;-><init>(Z)V

    iput-object p1, p0, Lokio/GzipSource;->inflater:Ljava/util/zip/Inflater;

    new-instance v0, Lokio/InflaterSource;

    iget-object v1, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-direct {v0, v1, p1}, Lokio/InflaterSource;-><init>(Lokio/BufferedSource;Ljava/util/zip/Inflater;)V

    iput-object v0, p0, Lokio/GzipSource;->inflaterSource:Lokio/InflaterSource;

    new-instance p1, Ljava/util/zip/CRC32;

    invoke-direct {p1}, Ljava/util/zip/CRC32;-><init>()V

    iput-object p1, p0, Lokio/GzipSource;->crc:Ljava/util/zip/CRC32;

    return-void
.end method

.method private final checkEqual(Ljava/lang/String;II)V
    .registers 7

    if-ne p3, p2, :cond_3

    return-void

    :cond_3
    const/4 v0, 0x3

    new-array v1, v0, [Ljava/lang/Object;

    const/4 v2, 0x0

    aput-object p1, v1, v2

    const/4 p1, 0x1

    invoke-static {p3}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object p3

    aput-object p3, v1, p1

    const/4 p1, 0x2

    invoke-static {p2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object p2

    aput-object p2, v1, p1

    invoke-static {v1, v0}, Ljava/util/Arrays;->copyOf([Ljava/lang/Object;I)[Ljava/lang/Object;

    move-result-object p1

    const-string p2, "%s: actual 0x%08x != expected 0x%08x"

    invoke-static {p2, p1}, Ljava/lang/String;->format(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;

    move-result-object p1

    const-string p2, "java.lang.String.format(this, *args)"

    invoke-static {p1, p2}, Lkotlin/jvm/internal/Intrinsics;->checkExpressionValueIsNotNull(Ljava/lang/Object;Ljava/lang/String;)V

    new-instance p2, Ljava/io/IOException;

    invoke-direct {p2, p1}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V

    throw p2
.end method

.method private final consumeHeader()V
    .registers 18
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    move-object/from16 v6, p0

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    const-wide/16 v1, 0xa

    invoke-virtual {v0, v1, v2}, Lokio/RealBufferedSource;->require(J)V

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v0, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v1, 0x3

    invoke-virtual {v0, v1, v2}, Lokio/Buffer;->getByte(J)B

    move-result v7

    shr-int/lit8 v0, v7, 0x1

    const/4 v8, 0x1

    and-int/2addr v0, v8

    const/4 v9, 0x0

    if-ne v0, v8, :cond_1c

    const/4 v10, 0x1

    goto :goto_1d

    :cond_1c
    const/4 v10, 0x0

    :goto_1d
    if-eqz v10, :cond_2c

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v1, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v2, 0x0

    const-wide/16 v4, 0xa

    move-object/from16 v0, p0

    invoke-direct/range {v0 .. v5}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    :cond_2c
    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0}, Lokio/RealBufferedSource;->readShort()S

    move-result v0

    const/16 v1, 0x1f8b

    const-string v2, "ID1ID2"

    invoke-direct {v6, v2, v1, v0}, Lokio/GzipSource;->checkEqual(Ljava/lang/String;II)V

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    const-wide/16 v1, 0x8

    invoke-virtual {v0, v1, v2}, Lokio/RealBufferedSource;->skip(J)V

    shr-int/lit8 v0, v7, 0x2

    and-int/2addr v0, v8

    if-ne v0, v8, :cond_47

    const/4 v0, 0x1

    goto :goto_48

    :cond_47
    const/4 v0, 0x0

    :goto_48
    if-eqz v0, :cond_81

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    const-wide/16 v1, 0x2

    invoke-virtual {v0, v1, v2}, Lokio/RealBufferedSource;->require(J)V

    if-eqz v10, :cond_60

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v1, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v2, 0x0

    const-wide/16 v4, 0x2

    move-object/from16 v0, p0

    invoke-direct/range {v0 .. v5}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    :cond_60
    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v0, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    invoke-virtual {v0}, Lokio/Buffer;->readShortLe()S

    move-result v0

    int-to-long v11, v0

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0, v11, v12}, Lokio/RealBufferedSource;->require(J)V

    if-eqz v10, :cond_7c

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v1, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v2, 0x0

    move-object/from16 v0, p0

    move-wide v4, v11

    invoke-direct/range {v0 .. v5}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    :cond_7c
    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0, v11, v12}, Lokio/RealBufferedSource;->skip(J)V

    :cond_81
    shr-int/lit8 v0, v7, 0x3

    and-int/2addr v0, v8

    if-ne v0, v8, :cond_88

    const/4 v0, 0x1

    goto :goto_89

    :cond_88
    const/4 v0, 0x0

    :goto_89
    const-wide/16 v11, -0x1

    const-wide/16 v13, 0x1

    if-eqz v0, :cond_b6

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0, v9}, Lokio/RealBufferedSource;->indexOf(B)J

    move-result-wide v15

    cmp-long v0, v15, v11

    if-eqz v0, :cond_b0

    if-eqz v10, :cond_a8

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v1, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v2, 0x0

    add-long v4, v15, v13

    move-object/from16 v0, p0

    invoke-direct/range {v0 .. v5}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    :cond_a8
    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    add-long v1, v15, v13

    invoke-virtual {v0, v1, v2}, Lokio/RealBufferedSource;->skip(J)V

    goto :goto_b6

    :cond_b0
    new-instance v0, Ljava/io/EOFException;

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

    throw v0

    :cond_b6
    :goto_b6
    shr-int/lit8 v0, v7, 0x4

    and-int/2addr v0, v8

    if-ne v0, v8, :cond_bc

    goto :goto_bd

    :cond_bc
    const/4 v8, 0x0

    :goto_bd
    if-eqz v8, :cond_e5

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0, v9}, Lokio/RealBufferedSource;->indexOf(B)J

    move-result-wide v7

    cmp-long v0, v7, v11

    if-eqz v0, :cond_df

    if-eqz v10, :cond_d8

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    iget-object v1, v0, Lokio/RealBufferedSource;->bufferField:Lokio/Buffer;

    const-wide/16 v2, 0x0

    add-long v4, v7, v13

    move-object/from16 v0, p0

    invoke-direct/range {v0 .. v5}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    :cond_d8
    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    add-long/2addr v7, v13

    invoke-virtual {v0, v7, v8}, Lokio/RealBufferedSource;->skip(J)V

    goto :goto_e5

    :cond_df
    new-instance v0, Ljava/io/EOFException;

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

    throw v0

    :cond_e5
    :goto_e5
    if-eqz v10, :cond_ff

    iget-object v0, v6, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0}, Lokio/RealBufferedSource;->readShortLe()S

    move-result v0

    iget-object v1, v6, Lokio/GzipSource;->crc:Ljava/util/zip/CRC32;

    invoke-virtual {v1}, Ljava/util/zip/CRC32;->getValue()J

    move-result-wide v1

    long-to-int v2, v1

    int-to-short v1, v2

    const-string v2, "FHCRC"

    invoke-direct {v6, v2, v0, v1}, Lokio/GzipSource;->checkEqual(Ljava/lang/String;II)V

    iget-object v0, v6, Lokio/GzipSource;->crc:Ljava/util/zip/CRC32;

    invoke-virtual {v0}, Ljava/util/zip/CRC32;->reset()V

    :cond_ff
    return-void
.end method

.method private final consumeTrailer()V
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0}, Lokio/RealBufferedSource;->readIntLe()I

    move-result v0

    iget-object v1, p0, Lokio/GzipSource;->crc:Ljava/util/zip/CRC32;

    invoke-virtual {v1}, Ljava/util/zip/CRC32;->getValue()J

    move-result-wide v1

    long-to-int v2, v1

    const-string v1, "CRC"

    invoke-direct {p0, v1, v0, v2}, Lokio/GzipSource;->checkEqual(Ljava/lang/String;II)V

    iget-object v0, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0}, Lokio/RealBufferedSource;->readIntLe()I

    move-result v0

    iget-object v1, p0, Lokio/GzipSource;->inflater:Ljava/util/zip/Inflater;

    invoke-virtual {v1}, Ljava/util/zip/Inflater;->getBytesWritten()J

    move-result-wide v1

    long-to-int v2, v1

    const-string v1, "ISIZE"

    invoke-direct {p0, v1, v0, v2}, Lokio/GzipSource;->checkEqual(Ljava/lang/String;II)V

    return-void
.end method

.method private final updateCrc(Lokio/Buffer;JJ)V
    .registers 11

    iget-object p1, p1, Lokio/Buffer;->head:Lokio/Segment;

    if-nez p1, :cond_7

    invoke-static {}, Lkotlin/jvm/internal/Intrinsics;->throwNpe()V

    :cond_7
    :goto_7
    iget v0, p1, Lokio/Segment;->limit:I

    iget v1, p1, Lokio/Segment;->pos:I

    sub-int v2, v0, v1

    int-to-long v2, v2

    cmp-long v4, p2, v2

    if-ltz v4, :cond_1d

    sub-int/2addr v0, v1

    int-to-long v0, v0

    sub-long/2addr p2, v0

    iget-object p1, p1, Lokio/Segment;->next:Lokio/Segment;

    if-nez p1, :cond_7

    invoke-static {}, Lkotlin/jvm/internal/Intrinsics;->throwNpe()V

    goto :goto_7

    :cond_1d
    const-wide/16 v0, 0x0

    :goto_1f
    cmp-long v2, p4, v0

    if-lez v2, :cond_43

    iget v2, p1, Lokio/Segment;->pos:I

    int-to-long v2, v2

    add-long/2addr v2, p2

    long-to-int p2, v2

    iget p3, p1, Lokio/Segment;->limit:I

    sub-int/2addr p3, p2

    int-to-long v2, p3

    invoke-static {v2, v3, p4, p5}, Ljava/lang/Math;->min(JJ)J

    move-result-wide v2

    long-to-int p3, v2

    iget-object v2, p0, Lokio/GzipSource;->crc:Ljava/util/zip/CRC32;

    iget-object v3, p1, Lokio/Segment;->data:[B

    invoke-virtual {v2, v3, p2, p3}, Ljava/util/zip/CRC32;->update([BII)V

    int-to-long p2, p3

    sub-long/2addr p4, p2

    iget-object p1, p1, Lokio/Segment;->next:Lokio/Segment;

    if-nez p1, :cond_41

    invoke-static {}, Lkotlin/jvm/internal/Intrinsics;->throwNpe()V

    :cond_41
    move-wide p2, v0

    goto :goto_1f

    :cond_43
    return-void
.end method


# virtual methods
.method public close()V
    .registers 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    iget-object v0, p0, Lokio/GzipSource;->inflaterSource:Lokio/InflaterSource;

    invoke-virtual {v0}, Lokio/InflaterSource;->close()V

    return-void
.end method

.method public read(Lokio/Buffer;J)J
    .registers 15
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    const/4 v0, 0x1

    const-wide/16 v1, 0x0

    cmp-long v3, p2, v1

    if-ltz v3, :cond_9

    const/4 v3, 0x1

    goto :goto_a

    :cond_9
    const/4 v3, 0x0

    :goto_a
    if-eqz v3, :cond_54

    cmp-long v3, p2, v1

    if-nez v3, :cond_11

    return-wide v1

    :cond_11
    iget-byte v1, p0, Lokio/GzipSource;->section:B

    if-nez v1, :cond_1a

    invoke-direct {p0}, Lokio/GzipSource;->consumeHeader()V

    iput-byte v0, p0, Lokio/GzipSource;->section:B

    :cond_1a
    iget-byte v1, p0, Lokio/GzipSource;->section:B

    const-wide/16 v2, -0x1

    const/4 v4, 0x2

    if-ne v1, v0, :cond_38

    invoke-virtual {p1}, Lokio/Buffer;->size()J

    move-result-wide v7

    iget-object v0, p0, Lokio/GzipSource;->inflaterSource:Lokio/InflaterSource;

    invoke-virtual {v0, p1, p2, p3}, Lokio/InflaterSource;->read(Lokio/Buffer;J)J

    move-result-wide p2

    cmp-long v0, p2, v2

    if-eqz v0, :cond_36

    move-object v5, p0

    move-object v6, p1

    move-wide v9, p2

    invoke-direct/range {v5 .. v10}, Lokio/GzipSource;->updateCrc(Lokio/Buffer;JJ)V

    return-wide p2

    :cond_36
    iput-byte v4, p0, Lokio/GzipSource;->section:B

    :cond_38
    iget-byte p1, p0, Lokio/GzipSource;->section:B

    if-ne p1, v4, :cond_53

    invoke-direct {p0}, Lokio/GzipSource;->consumeTrailer()V

    const/4 p1, 0x3

    iput-byte p1, p0, Lokio/GzipSource;->section:B

    iget-object p1, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {p1}, Lokio/RealBufferedSource;->exhausted()Z

    move-result p1

    if-eqz p1, :cond_4b

    goto :goto_53

    :cond_4b
    new-instance p1, Ljava/io/IOException;

    const-string p2, "gzip finished without exhausting source"

    invoke-direct {p1, p2}, Ljava/io/IOException;-><init>(Ljava/lang/String;)V

    throw p1

    :cond_53
    :goto_53
    return-wide v2

    :cond_54
    new-instance p1, Ljava/lang/StringBuilder;

    invoke-direct {p1}, Ljava/lang/StringBuilder;-><init>()V

    const-string v0, "byteCount < 0: "

    invoke-virtual {p1, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {p1, p2, p3}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;

    invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p1

    new-instance p2, Ljava/lang/IllegalArgumentException;

    invoke-virtual {p1}, Ljava/lang/Object;->toString()Ljava/lang/String;

    move-result-object p1

    invoke-direct {p2, p1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw p2
.end method

.method public timeout()Lokio/Timeout;
    .registers 2

    iget-object v0, p0, Lokio/GzipSource;->source:Lokio/RealBufferedSource;

    invoke-virtual {v0}, Lokio/RealBufferedSource;->timeout()Lokio/Timeout;

    move-result-object v0

    return-object v0
.end method