f.smali

.class public Lcom/getkeepsafe/relinker/a/f;
.super Ljava/lang/Object;
.source "ElfParser.java"

# interfaces
.implements Lcom/getkeepsafe/relinker/a/c;
.implements Ljava/io/Closeable;


# instance fields
.field private final a:I

.field private final b:Ljava/nio/channels/FileChannel;


# direct methods
.method public constructor <init>(Ljava/io/File;)V
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/FileNotFoundException;
        }
    .end annotation

    .prologue
    .line 35
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 32
    const v0, 0x464c457f

    iput v0, p0, Lcom/getkeepsafe/relinker/a/f;->a:I

    .line 36
    if-eqz p1, :cond_10

    invoke-virtual {p1}, Ljava/io/File;->exists()Z

    move-result v0

    if-nez v0, :cond_18

    .line 37
    :cond_10
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "File is null or does not exist"

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

    throw v0

    .line 40
    :cond_18
    new-instance v0, Ljava/io/FileInputStream;

    invoke-direct {v0, p1}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    .line 41
    invoke-virtual {v0}, Ljava/io/FileInputStream;->getChannel()Ljava/nio/channels/FileChannel;

    move-result-object v0

    iput-object v0, p0, Lcom/getkeepsafe/relinker/a/f;->b:Ljava/nio/channels/FileChannel;

    .line 42
    return-void
.end method

.method private a(Lcom/getkeepsafe/relinker/a/c$b;JJ)J
    .registers 16
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const-wide/16 v8, 0x1

    .line 130
    const-wide/16 v0, 0x0

    :goto_4
    cmp-long v2, v0, p2

    if-gez v2, :cond_2b

    .line 131
    invoke-virtual {p1, v0, v1}, Lcom/getkeepsafe/relinker/a/c$b;->a(J)Lcom/getkeepsafe/relinker/a/c$c;

    move-result-object v2

    .line 132
    iget-wide v4, v2, Lcom/getkeepsafe/relinker/a/c$c;->a:J

    cmp-long v3, v4, v8

    if-nez v3, :cond_29

    .line 134
    iget-wide v4, v2, Lcom/getkeepsafe/relinker/a/c$c;->c:J

    cmp-long v3, v4, p4

    if-gtz v3, :cond_29

    iget-wide v4, v2, Lcom/getkeepsafe/relinker/a/c$c;->c:J

    iget-wide v6, v2, Lcom/getkeepsafe/relinker/a/c$c;->d:J

    add-long/2addr v4, v6

    cmp-long v3, p4, v4

    if-gtz v3, :cond_29

    .line 136
    iget-wide v0, v2, Lcom/getkeepsafe/relinker/a/c$c;->c:J

    sub-long v0, p4, v0

    iget-wide v2, v2, Lcom/getkeepsafe/relinker/a/c$c;->b:J

    add-long/2addr v0, v2

    return-wide v0

    .line 130
    :cond_29
    add-long/2addr v0, v8

    goto :goto_4

    .line 141
    :cond_2b
    new-instance v0, Ljava/lang/IllegalStateException;

    const-string v1, "Could not map vma to file offset!"

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

    throw v0
.end method


# virtual methods
.method public a()Lcom/getkeepsafe/relinker/a/c$b;
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const-wide/16 v4, 0x0

    const/4 v6, 0x2

    const/4 v0, 0x1

    .line 45
    iget-object v1, p0, Lcom/getkeepsafe/relinker/a/f;->b:Ljava/nio/channels/FileChannel;

    invoke-virtual {v1, v4, v5}, Ljava/nio/channels/FileChannel;->position(J)Ljava/nio/channels/FileChannel;

    .line 48
    const/16 v1, 0x8

    invoke-static {v1}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;

    move-result-object v1

    .line 49
    sget-object v2, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v1, v2}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 50
    invoke-virtual {p0, v1, v4, v5}, Lcom/getkeepsafe/relinker/a/f;->c(Ljava/nio/ByteBuffer;J)J

    move-result-wide v2

    const-wide/32 v4, 0x464c457f

    cmp-long v2, v2, v4

    if-eqz v2, :cond_27

    .line 51
    new-instance v0, Ljava/lang/IllegalArgumentException;

    const-string v1, "Invalid ELF Magic!"

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

    throw v0

    .line 54
    :cond_27
    const-wide/16 v2, 0x4

    invoke-virtual {p0, v1, v2, v3}, Lcom/getkeepsafe/relinker/a/f;->e(Ljava/nio/ByteBuffer;J)S

    move-result v2

    .line 55
    const-wide/16 v4, 0x5

    invoke-virtual {p0, v1, v4, v5}, Lcom/getkeepsafe/relinker/a/f;->e(Ljava/nio/ByteBuffer;J)S

    move-result v1

    if-ne v1, v6, :cond_3e

    move v1, v0

    .line 56
    :goto_36
    if-ne v2, v0, :cond_40

    .line 57
    new-instance v0, Lcom/getkeepsafe/relinker/a/d;

    invoke-direct {v0, v1, p0}, Lcom/getkeepsafe/relinker/a/d;-><init>(ZLcom/getkeepsafe/relinker/a/f;)V

    .line 59
    :goto_3d
    return-object v0

    .line 55
    :cond_3e
    const/4 v1, 0x0

    goto :goto_36

    .line 58
    :cond_40
    if-ne v2, v6, :cond_48

    .line 59
    new-instance v0, Lcom/getkeepsafe/relinker/a/e;

    invoke-direct {v0, v1, p0}, Lcom/getkeepsafe/relinker/a/e;-><init>(ZLcom/getkeepsafe/relinker/a/f;)V

    goto :goto_3d

    .line 62
    :cond_48
    new-instance v0, Ljava/lang/IllegalStateException;

    const-string v1, "Invalid class type!"

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

    throw v0
.end method

.method protected a(Ljava/nio/ByteBuffer;J)Ljava/lang/String;
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 150
    new-instance v2, Ljava/lang/StringBuilder;

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

    .line 152
    :goto_5
    const-wide/16 v0, 0x1

    add-long/2addr v0, p2

    invoke-virtual {p0, p1, p2, p3}, Lcom/getkeepsafe/relinker/a/f;->e(Ljava/nio/ByteBuffer;J)S

    move-result v3

    if-eqz v3, :cond_14

    .line 153
    int-to-char v3, v3

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

    move-wide p2, v0

    goto :goto_5

    .line 156
    :cond_14
    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method

.method protected a(Ljava/nio/ByteBuffer;JI)V
    .registers 13
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    const/4 v6, 0x0

    .line 180
    invoke-virtual {p1, v6}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 181
    invoke-virtual {p1, p4}, Ljava/nio/ByteBuffer;->limit(I)Ljava/nio/Buffer;

    .line 182
    const-wide/16 v0, 0x0

    .line 183
    :goto_9
    int-to-long v2, p4

    cmp-long v2, v0, v2

    if-gez v2, :cond_22

    .line 184
    iget-object v2, p0, Lcom/getkeepsafe/relinker/a/f;->b:Ljava/nio/channels/FileChannel;

    add-long v4, p2, v0

    invoke-virtual {v2, p1, v4, v5}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;J)I

    move-result v2

    .line 185
    const/4 v3, -0x1

    if-ne v2, v3, :cond_1f

    .line 186
    new-instance v0, Ljava/io/EOFException;

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

    throw v0

    .line 189
    :cond_1f
    int-to-long v2, v2

    add-long/2addr v0, v2

    .line 190
    goto :goto_9

    .line 191
    :cond_22
    invoke-virtual {p1, v6}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 192
    return-void
.end method

.method protected b(Ljava/nio/ByteBuffer;J)J
    .registers 6
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 160
    const/16 v0, 0x8

    invoke-virtual {p0, p1, p2, p3, v0}, Lcom/getkeepsafe/relinker/a/f;->a(Ljava/nio/ByteBuffer;JI)V

    .line 161
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getLong()J

    move-result-wide v0

    return-wide v0
.end method

.method public b()Ljava/util/List;
    .registers 19
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Ljava/util/List",
            "<",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation

    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 66
    move-object/from16 v0, p0

    iget-object v2, v0, Lcom/getkeepsafe/relinker/a/f;->b:Ljava/nio/channels/FileChannel;

    const-wide/16 v4, 0x0

    invoke-virtual {v2, v4, v5}, Ljava/nio/channels/FileChannel;->position(J)Ljava/nio/channels/FileChannel;

    .line 67
    new-instance v8, Ljava/util/ArrayList;

    invoke-direct {v8}, Ljava/util/ArrayList;-><init>()V

    .line 68
    invoke-virtual/range {p0 .. p0}, Lcom/getkeepsafe/relinker/a/f;->a()Lcom/getkeepsafe/relinker/a/c$b;

    move-result-object v3

    .line 69
    const/16 v2, 0x8

    invoke-static {v2}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;

    move-result-object v9

    .line 70
    iget-boolean v2, v3, Lcom/getkeepsafe/relinker/a/c$b;->a:Z

    if-eqz v2, :cond_54

    sget-object v2, Ljava/nio/ByteOrder;->BIG_ENDIAN:Ljava/nio/ByteOrder;

    :goto_1e
    invoke-virtual {v9, v2}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 72
    iget v2, v3, Lcom/getkeepsafe/relinker/a/c$b;->f:I

    int-to-long v4, v2

    .line 73
    const-wide/32 v6, 0xffff

    cmp-long v2, v4, v6

    if-nez v2, :cond_32

    .line 83
    const/4 v2, 0x0

    invoke-virtual {v3, v2}, Lcom/getkeepsafe/relinker/a/c$b;->a(I)Lcom/getkeepsafe/relinker/a/c$d;

    move-result-object v2

    .line 84
    iget-wide v4, v2, Lcom/getkeepsafe/relinker/a/c$d;->a:J

    .line 87
    :cond_32
    const-wide/16 v6, 0x0

    .line 88
    const-wide/16 v10, 0x0

    :goto_36
    cmp-long v2, v10, v4

    if-gez v2, :cond_c2

    .line 89
    invoke-virtual {v3, v10, v11}, Lcom/getkeepsafe/relinker/a/c$b;->a(J)Lcom/getkeepsafe/relinker/a/c$c;

    move-result-object v2

    .line 90
    iget-wide v12, v2, Lcom/getkeepsafe/relinker/a/c$c;->a:J

    const-wide/16 v14, 0x2

    cmp-long v12, v12, v14

    if-nez v12, :cond_57

    .line 91
    iget-wide v6, v2, Lcom/getkeepsafe/relinker/a/c$c;->b:J

    move-wide v10, v6

    .line 96
    :goto_49
    const-wide/16 v6, 0x0

    cmp-long v2, v10, v6

    if-nez v2, :cond_5b

    .line 98
    invoke-static {v8}, Ljava/util/Collections;->unmodifiableList(Ljava/util/List;)Ljava/util/List;

    move-result-object v2

    .line 125
    :goto_53
    return-object v2

    .line 70
    :cond_54
    sget-object v2, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    goto :goto_1e

    .line 88
    :cond_57
    const-wide/16 v12, 0x1

    add-long/2addr v10, v12

    goto :goto_36

    .line 101
    :cond_5b
    const/4 v2, 0x0

    .line 102
    new-instance v12, Ljava/util/ArrayList;

    invoke-direct {v12}, Ljava/util/ArrayList;-><init>()V

    .line 103
    const-wide/16 v6, 0x0

    .line 106
    :cond_63
    invoke-virtual {v3, v10, v11, v2}, Lcom/getkeepsafe/relinker/a/c$b;->a(JI)Lcom/getkeepsafe/relinker/a/c$a;

    move-result-object v13

    .line 107
    iget-wide v14, v13, Lcom/getkeepsafe/relinker/a/c$a;->a:J

    const-wide/16 v16, 0x1

    cmp-long v14, v14, v16

    if-nez v14, :cond_90

    .line 108
    iget-wide v14, v13, Lcom/getkeepsafe/relinker/a/c$a;->b:J

    invoke-static {v14, v15}, Ljava/lang/Long;->valueOf(J)Ljava/lang/Long;

    move-result-object v14

    invoke-interface {v12, v14}, Ljava/util/List;->add(Ljava/lang/Object;)Z

    .line 112
    :cond_78
    :goto_78
    add-int/lit8 v2, v2, 0x1

    .line 113
    iget-wide v14, v13, Lcom/getkeepsafe/relinker/a/c$a;->a:J

    const-wide/16 v16, 0x0

    cmp-long v13, v14, v16

    if-nez v13, :cond_63

    .line 115
    const-wide/16 v10, 0x0

    cmp-long v2, v6, v10

    if-nez v2, :cond_9b

    .line 116
    new-instance v2, Ljava/lang/IllegalStateException;

    const-string v3, "String table offset not found!"

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

    throw v2

    .line 109
    :cond_90
    iget-wide v14, v13, Lcom/getkeepsafe/relinker/a/c$a;->a:J

    const-wide/16 v16, 0x5

    cmp-long v14, v14, v16

    if-nez v14, :cond_78

    .line 110
    iget-wide v6, v13, Lcom/getkeepsafe/relinker/a/c$a;->b:J

    goto :goto_78

    :cond_9b
    move-object/from16 v2, p0

    .line 120
    invoke-direct/range {v2 .. v7}, Lcom/getkeepsafe/relinker/a/f;->a(Lcom/getkeepsafe/relinker/a/c$b;JJ)J

    move-result-wide v4

    .line 121
    invoke-interface {v12}, Ljava/util/List;->iterator()Ljava/util/Iterator;

    move-result-object v3

    :goto_a5
    invoke-interface {v3}, Ljava/util/Iterator;->hasNext()Z

    move-result v2

    if-eqz v2, :cond_c0

    invoke-interface {v3}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Ljava/lang/Long;

    .line 122
    invoke-virtual {v2}, Ljava/lang/Long;->longValue()J

    move-result-wide v6

    add-long/2addr v6, v4

    move-object/from16 v0, p0

    invoke-virtual {v0, v9, v6, v7}, Lcom/getkeepsafe/relinker/a/f;->a(Ljava/nio/ByteBuffer;J)Ljava/lang/String;

    move-result-object v2

    invoke-interface {v8, v2}, Ljava/util/List;->add(Ljava/lang/Object;)Z

    goto :goto_a5

    :cond_c0
    move-object v2, v8

    .line 125
    goto :goto_53

    :cond_c2
    move-wide v10, v6

    goto :goto_49
.end method

.method protected c(Ljava/nio/ByteBuffer;J)J
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 165
    const/4 v0, 0x4

    invoke-virtual {p0, p1, p2, p3, v0}, Lcom/getkeepsafe/relinker/a/f;->a(Ljava/nio/ByteBuffer;JI)V

    .line 166
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getInt()I

    move-result v0

    int-to-long v0, v0

    const-wide v2, 0xffffffffL

    and-long/2addr v0, v2

    return-wide v0
.end method

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

    .prologue
    .line 146
    iget-object v0, p0, Lcom/getkeepsafe/relinker/a/f;->b:Ljava/nio/channels/FileChannel;

    invoke-virtual {v0}, Ljava/nio/channels/FileChannel;->close()V

    .line 147
    return-void
.end method

.method protected d(Ljava/nio/ByteBuffer;J)I
    .registers 6
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 170
    const/4 v0, 0x2

    invoke-virtual {p0, p1, p2, p3, v0}, Lcom/getkeepsafe/relinker/a/f;->a(Ljava/nio/ByteBuffer;JI)V

    .line 171
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->getShort()S

    move-result v0

    const v1, 0xffff

    and-int/2addr v0, v1

    return v0
.end method

.method protected e(Ljava/nio/ByteBuffer;J)S
    .registers 6
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .prologue
    .line 175
    const/4 v0, 0x1

    invoke-virtual {p0, p1, p2, p3, v0}, Lcom/getkeepsafe/relinker/a/f;->a(Ljava/nio/ByteBuffer;JI)V

    .line 176
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B

    move-result v0

    and-int/lit16 v0, v0, 0xff

    int-to-short v0, v0

    return v0
.end method