BSPatch.smali

.class public Lcom/tencent/tinker/bsdiff/BSPatch;
.super Ljava/lang/Object;


# static fields
.field public static final RETURN_DIFF_FILE_ERR:I = 0x2

.field public static final RETURN_NEW_FILE_ERR:I = 0x4

.field public static final RETURN_OLD_FILE_ERR:I = 0x3

.field public static final RETURN_SUCCESS:I = 0x1


# direct methods
.method public constructor <init>()V
    .registers 1

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

    return-void
.end method

.method public static patchFast(Ljava/io/File;Ljava/io/File;Ljava/io/File;I)I
    .registers 9

    const-wide/16 v2, 0x0

    if-eqz p0, :cond_c

    invoke-virtual {p0}, Ljava/io/File;->length()J

    move-result-wide v0

    cmp-long v0, v0, v2

    if-gtz v0, :cond_e

    :cond_c
    const/4 v0, 0x3

    :goto_d
    return v0

    :cond_e
    if-nez p1, :cond_12

    const/4 v0, 0x4

    goto :goto_d

    :cond_12
    if-eqz p2, :cond_1c

    invoke-virtual {p2}, Ljava/io/File;->length()J

    move-result-wide v0

    cmp-long v0, v0, v2

    if-gtz v0, :cond_1e

    :cond_1c
    const/4 v0, 0x2

    goto :goto_d

    :cond_1e
    new-instance v0, Ljava/io/BufferedInputStream;

    new-instance v1, Ljava/io/FileInputStream;

    invoke-direct {v1, p0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    invoke-direct {v0, v1}, Ljava/io/BufferedInputStream;-><init>(Ljava/io/InputStream;)V

    invoke-virtual {p2}, Ljava/io/File;->length()J

    move-result-wide v2

    long-to-int v1, v2

    new-array v1, v1, [B

    new-instance v2, Ljava/io/FileInputStream;

    invoke-direct {v2, p2}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    const/4 v3, 0x0

    :try_start_35
    array-length v4, v1

    invoke-static {v2, v1, v3, v4}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z
    :try_end_39
    .catchall {:try_start_35 .. :try_end_39} :catchall_52

    invoke-virtual {v2}, Ljava/io/InputStream;->close()V

    invoke-virtual {p0}, Ljava/io/File;->length()J

    move-result-wide v2

    long-to-int v2, v2

    invoke-static {v0, v2, v1, p3}, Lcom/tencent/tinker/bsdiff/BSPatch;->patchFast(Ljava/io/InputStream;I[BI)[B

    move-result-object v0

    new-instance v1, Ljava/io/FileOutputStream;

    invoke-direct {v1, p1}, Ljava/io/FileOutputStream;-><init>(Ljava/io/File;)V

    :try_start_4a
    invoke-virtual {v1, v0}, Ljava/io/OutputStream;->write([B)V
    :try_end_4d
    .catchall {:try_start_4a .. :try_end_4d} :catchall_57

    invoke-virtual {v1}, Ljava/io/OutputStream;->close()V

    const/4 v0, 0x1

    goto :goto_d

    :catchall_52
    move-exception v0

    invoke-virtual {v2}, Ljava/io/InputStream;->close()V

    throw v0

    :catchall_57
    move-exception v0

    invoke-virtual {v1}, Ljava/io/OutputStream;->close()V

    throw v0
.end method

.method public static patchFast(Ljava/io/InputStream;Ljava/io/InputStream;Ljava/io/File;)I
    .registers 8

    if-nez p0, :cond_4

    const/4 v0, 0x3

    :goto_3
    return v0

    :cond_4
    if-nez p2, :cond_8

    const/4 v0, 0x4

    goto :goto_3

    :cond_8
    if-nez p1, :cond_c

    const/4 v0, 0x2

    goto :goto_3

    :cond_c
    invoke-static {p0}, Lcom/tencent/tinker/bsdiff/BSUtil;->inputStreamToByte(Ljava/io/InputStream;)[B

    move-result-object v0

    invoke-static {p1}, Lcom/tencent/tinker/bsdiff/BSUtil;->inputStreamToByte(Ljava/io/InputStream;)[B

    move-result-object v1

    array-length v2, v0

    array-length v3, v1

    const/4 v4, 0x0

    invoke-static {v0, v2, v1, v3, v4}, Lcom/tencent/tinker/bsdiff/BSPatch;->patchFast([BI[BII)[B

    move-result-object v0

    new-instance v1, Ljava/io/FileOutputStream;

    invoke-direct {v1, p2}, Ljava/io/FileOutputStream;-><init>(Ljava/io/File;)V

    :try_start_20
    invoke-virtual {v1, v0}, Ljava/io/OutputStream;->write([B)V
    :try_end_23
    .catchall {:try_start_20 .. :try_end_23} :catchall_28

    invoke-virtual {v1}, Ljava/io/OutputStream;->close()V

    const/4 v0, 0x1

    goto :goto_3

    :catchall_28
    move-exception v0

    invoke-virtual {v1}, Ljava/io/OutputStream;->close()V

    throw v0
.end method

.method public static patchFast(Ljava/io/InputStream;I[BI)[B
    .registers 6

    new-array v0, p1, [B

    const/4 v1, 0x0

    invoke-static {p0, v0, v1, p1}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z

    invoke-virtual {p0}, Ljava/io/InputStream;->close()V

    array-length v1, p2

    invoke-static {v0, p1, p2, v1, p3}, Lcom/tencent/tinker/bsdiff/BSPatch;->patchFast([BI[BII)[B

    move-result-object v0

    return-object v0
.end method

.method public static patchFast(Ljava/io/InputStream;Ljava/io/InputStream;)[B
    .registers 7

    const/4 v0, 0x0

    if-nez p0, :cond_4

    :cond_3
    :goto_3
    return-object v0

    :cond_4
    if-eqz p1, :cond_3

    invoke-static {p0}, Lcom/tencent/tinker/bsdiff/BSUtil;->inputStreamToByte(Ljava/io/InputStream;)[B

    move-result-object v0

    invoke-static {p1}, Lcom/tencent/tinker/bsdiff/BSUtil;->inputStreamToByte(Ljava/io/InputStream;)[B

    move-result-object v1

    array-length v2, v0

    array-length v3, v1

    const/4 v4, 0x0

    invoke-static {v0, v2, v1, v3, v4}, Lcom/tencent/tinker/bsdiff/BSPatch;->patchFast([BI[BII)[B

    move-result-object v0

    goto :goto_3
.end method

.method public static patchFast([BI[BII)[B
    .registers 17

    new-instance v0, Ljava/io/DataInputStream;

    new-instance v1, Ljava/io/ByteArrayInputStream;

    const/4 v2, 0x0

    invoke-direct {v1, p2, v2, p3}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    invoke-direct {v0, v1}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    const-wide/16 v2, 0x8

    invoke-virtual {v0, v2, v3}, Ljava/io/DataInputStream;->skip(J)J

    invoke-virtual {v0}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v2

    invoke-virtual {v0}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v4

    invoke-virtual {v0}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v6

    long-to-int v6, v6

    invoke-virtual {v0}, Ljava/io/DataInputStream;->close()V

    new-instance v0, Ljava/io/ByteArrayInputStream;

    const/4 v1, 0x0

    invoke-direct {v0, p2, v1, p3}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    const-wide/16 v8, 0x20

    invoke-virtual {v0, v8, v9}, Ljava/io/InputStream;->skip(J)J

    new-instance v7, Ljava/io/DataInputStream;

    new-instance v1, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v1, v0}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    invoke-direct {v7, v1}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    new-instance v0, Ljava/io/ByteArrayInputStream;

    const/4 v1, 0x0

    invoke-direct {v0, p2, v1, p3}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    const-wide/16 v8, 0x20

    add-long/2addr v8, v2

    invoke-virtual {v0, v8, v9}, Ljava/io/InputStream;->skip(J)J

    new-instance v8, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v8, v0}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    new-instance v0, Ljava/io/ByteArrayInputStream;

    const/4 v1, 0x0

    invoke-direct {v0, p2, v1, p3}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    add-long/2addr v2, v4

    const-wide/16 v4, 0x20

    add-long/2addr v2, v4

    invoke-virtual {v0, v2, v3}, Ljava/io/InputStream;->skip(J)J

    new-instance v3, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v3, v0}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    new-array v4, v6, [B

    const/4 v1, 0x0

    const/4 v0, 0x0

    const/4 v2, 0x3

    new-array v5, v2, [I

    move v2, v1

    move v1, v0

    :goto_61
    if-ge v1, v6, :cond_e2

    const/4 v0, 0x0

    :goto_64
    const/4 v9, 0x2

    if-gt v0, v9, :cond_70

    invoke-virtual {v7}, Ljava/io/DataInputStream;->readInt()I

    move-result v9

    aput v9, v5, v0

    add-int/lit8 v0, v0, 0x1

    goto :goto_64

    :cond_70
    const/4 v0, 0x0

    aget v0, v5, v0

    add-int/2addr v0, v1

    if-le v0, v6, :cond_7f

    new-instance v0, Ljava/io/IOException;

    const-string/jumbo v1, "Corrupt by wrong patch file."

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

    throw v0

    :cond_7f
    const/4 v0, 0x0

    aget v0, v5, v0

    invoke-static {v8, v4, v1, v0}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z

    move-result v0

    if-nez v0, :cond_91

    new-instance v0, Ljava/io/IOException;

    const-string/jumbo v1, "Corrupt by wrong patch file."

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

    throw v0

    :cond_91
    const/4 v0, 0x0

    :goto_92
    const/4 v9, 0x0

    aget v9, v5, v9

    if-ge v0, v9, :cond_ae

    add-int v9, v2, v0

    if-ltz v9, :cond_ab

    add-int v9, v2, v0

    if-ge v9, p1, :cond_ab

    add-int v9, v1, v0

    aget-byte v10, v4, v9

    add-int v11, v2, v0

    aget-byte v11, p0, v11

    add-int/2addr v10, v11

    int-to-byte v10, v10

    aput-byte v10, v4, v9

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

    goto :goto_92

    :cond_ae
    const/4 v0, 0x0

    aget v0, v5, v0

    add-int/2addr v0, v1

    const/4 v1, 0x0

    aget v1, v5, v1

    add-int/2addr v1, v2

    const/4 v2, 0x1

    aget v2, v5, v2

    add-int/2addr v2, v0

    if-le v2, v6, :cond_c5

    new-instance v0, Ljava/io/IOException;

    const-string/jumbo v1, "Corrupt by wrong patch file."

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

    throw v0

    :cond_c5
    const/4 v2, 0x1

    aget v2, v5, v2

    invoke-static {v3, v4, v0, v2}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z

    move-result v2

    if-nez v2, :cond_d7

    new-instance v0, Ljava/io/IOException;

    const-string/jumbo v1, "Corrupt by wrong patch file."

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

    throw v0

    :cond_d7
    const/4 v2, 0x1

    aget v2, v5, v2

    add-int/2addr v0, v2

    const/4 v2, 0x2

    aget v2, v5, v2

    add-int/2addr v1, v2

    move v2, v1

    move v1, v0

    goto :goto_61

    :cond_e2
    invoke-virtual {v7}, Ljava/io/DataInputStream;->close()V

    invoke-virtual {v8}, Ljava/io/InputStream;->close()V

    invoke-virtual {v3}, Ljava/io/InputStream;->close()V

    return-object v4
.end method

.method public static patchLessMemory(Ljava/io/RandomAccessFile;I[BILjava/io/File;I)I
    .registers 21

    if-eqz p0, :cond_4

    if-gtz p1, :cond_6

    :cond_4
    const/4 v2, 0x3

    :goto_5
    return v2

    :cond_6
    if-nez p4, :cond_a

    const/4 v2, 0x4

    goto :goto_5

    :cond_a
    if-eqz p2, :cond_e

    if-gtz p3, :cond_10

    :cond_e
    const/4 v2, 0x2

    goto :goto_5

    :cond_10
    new-instance v2, Ljava/io/DataInputStream;

    new-instance v3, Ljava/io/ByteArrayInputStream;

    const/4 v4, 0x0

    move-object/from16 v0, p2

    move/from16 v1, p3

    invoke-direct {v3, v0, v4, v1}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    invoke-direct {v2, v3}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    const-wide/16 v4, 0x8

    invoke-virtual {v2, v4, v5}, Ljava/io/DataInputStream;->skip(J)J

    invoke-virtual {v2}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v4

    invoke-virtual {v2}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v6

    invoke-virtual {v2}, Ljava/io/DataInputStream;->readLong()J

    move-result-wide v8

    long-to-int v8, v8

    invoke-virtual {v2}, Ljava/io/DataInputStream;->close()V

    new-instance v2, Ljava/io/ByteArrayInputStream;

    const/4 v3, 0x0

    move-object/from16 v0, p2

    move/from16 v1, p3

    invoke-direct {v2, v0, v3, v1}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    const-wide/16 v10, 0x20

    invoke-virtual {v2, v10, v11}, Ljava/io/InputStream;->skip(J)J

    new-instance v9, Ljava/io/DataInputStream;

    new-instance v3, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v3, v2}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    invoke-direct {v9, v3}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    new-instance v2, Ljava/io/ByteArrayInputStream;

    const/4 v3, 0x0

    move-object/from16 v0, p2

    move/from16 v1, p3

    invoke-direct {v2, v0, v3, v1}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    const-wide/16 v10, 0x20

    add-long/2addr v10, v4

    invoke-virtual {v2, v10, v11}, Ljava/io/InputStream;->skip(J)J

    new-instance v10, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v10, v2}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    new-instance v2, Ljava/io/ByteArrayInputStream;

    const/4 v3, 0x0

    move-object/from16 v0, p2

    move/from16 v1, p3

    invoke-direct {v2, v0, v3, v1}, Ljava/io/ByteArrayInputStream;-><init>([BII)V

    add-long/2addr v4, v6

    const-wide/16 v6, 0x20

    add-long/2addr v4, v6

    invoke-virtual {v2, v4, v5}, Ljava/io/InputStream;->skip(J)J

    new-instance v5, Ljava/util/zip/GZIPInputStream;

    invoke-direct {v5, v2}, Ljava/util/zip/GZIPInputStream;-><init>(Ljava/io/InputStream;)V

    new-instance v6, Ljava/io/FileOutputStream;

    move-object/from16 v0, p4

    invoke-direct {v6, v0}, Ljava/io/FileOutputStream;-><init>(Ljava/io/File;)V

    const/4 v3, 0x0

    const/4 v2, 0x0

    const/4 v4, 0x3

    :try_start_82
    new-array v7, v4, [I

    move v4, v3

    move v3, v2

    :goto_86
    if-ge v3, v8, :cond_149

    const/4 v2, 0x0

    :goto_89
    const/4 v11, 0x2

    if-gt v2, v11, :cond_95

    invoke-virtual {v9}, Ljava/io/DataInputStream;->readInt()I

    move-result v11

    aput v11, v7, v2

    add-int/lit8 v2, v2, 0x1

    goto :goto_89

    :cond_95
    const/4 v2, 0x0

    aget v2, v7, v2

    add-int/2addr v2, v3

    if-le v2, v8, :cond_a7

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V
    :try_end_9e
    .catchall {:try_start_82 .. :try_end_9e} :catchall_15b

    const/4 v2, 0x2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    goto/16 :goto_5

    :cond_a7
    const/4 v2, 0x0

    :try_start_a8
    aget v2, v7, v2

    new-array v11, v2, [B

    const/4 v2, 0x0

    const/4 v12, 0x0

    aget v12, v7, v12

    invoke-static {v10, v11, v2, v12}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z

    move-result v2

    if-nez v2, :cond_c2

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V
    :try_end_b9
    .catchall {:try_start_a8 .. :try_end_b9} :catchall_15b

    const/4 v2, 0x2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    goto/16 :goto_5

    :cond_c2
    const/4 v2, 0x0

    :try_start_c3
    aget v2, v7, v2

    new-array v12, v2, [B

    const/4 v2, 0x0

    const/4 v13, 0x0

    aget v13, v7, v13

    invoke-virtual {p0, v12, v2, v13}, Ljava/io/RandomAccessFile;->read([BII)I

    move-result v2

    const/4 v13, 0x0

    aget v13, v7, v13

    if-ge v2, v13, :cond_e0

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V
    :try_end_d7
    .catchall {:try_start_c3 .. :try_end_d7} :catchall_15b

    const/4 v2, 0x2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    goto/16 :goto_5

    :cond_e0
    const/4 v2, 0x0

    :goto_e1
    const/4 v13, 0x0

    :try_start_e2
    aget v13, v7, v13

    if-ge v2, v13, :cond_fb

    add-int v13, v4, v2

    if-ltz v13, :cond_f8

    add-int v13, v4, v2

    move/from16 v0, p1

    if-ge v13, v0, :cond_f8

    aget-byte v13, v11, v2

    aget-byte v14, v12, v2

    add-int/2addr v13, v14

    int-to-byte v13, v13

    aput-byte v13, v11, v2

    :cond_f8
    add-int/lit8 v2, v2, 0x1

    goto :goto_e1

    :cond_fb
    invoke-virtual {v6, v11}, Ljava/io/OutputStream;->write([B)V

    const/4 v2, 0x0

    aget v2, v7, v2

    add-int/2addr v2, v3

    const/4 v3, 0x0

    aget v3, v7, v3

    add-int/2addr v3, v4

    const/4 v4, 0x1

    aget v4, v7, v4

    add-int/2addr v4, v2

    if-le v4, v8, :cond_118

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V
    :try_end_10f
    .catchall {:try_start_e2 .. :try_end_10f} :catchall_15b

    const/4 v2, 0x2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    goto/16 :goto_5

    :cond_118
    const/4 v4, 0x1

    :try_start_119
    aget v4, v7, v4

    new-array v4, v4, [B

    const/4 v11, 0x0

    const/4 v12, 0x1

    aget v12, v7, v12

    invoke-static {v5, v4, v11, v12}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z

    move-result v11

    if-nez v11, :cond_133

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V
    :try_end_12a
    .catchall {:try_start_119 .. :try_end_12a} :catchall_15b

    const/4 v2, 0x2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    goto/16 :goto_5

    :cond_133
    :try_start_133
    invoke-virtual {v6, v4}, Ljava/io/OutputStream;->write([B)V

    invoke-virtual {v6}, Ljava/io/OutputStream;->flush()V

    const/4 v4, 0x1

    aget v4, v7, v4

    add-int/2addr v2, v4

    const/4 v4, 0x2

    aget v4, v7, v4

    add-int/2addr v3, v4

    int-to-long v12, v3

    invoke-virtual {p0, v12, v13}, Ljava/io/RandomAccessFile;->seek(J)V

    move v4, v3

    move v3, v2

    goto/16 :goto_86

    :cond_149
    invoke-virtual {v9}, Ljava/io/DataInputStream;->close()V

    invoke-virtual {v10}, Ljava/io/InputStream;->close()V

    invoke-virtual {v5}, Ljava/io/InputStream;->close()V
    :try_end_152
    .catchall {:try_start_133 .. :try_end_152} :catchall_15b

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    const/4 v2, 0x1

    goto/16 :goto_5

    :catchall_15b
    move-exception v2

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V

    invoke-virtual {v6}, Ljava/io/OutputStream;->close()V

    throw v2
.end method

.method public static patchLessMemory(Ljava/io/RandomAccessFile;Ljava/io/File;Ljava/io/File;I)I
    .registers 10

    const-wide/16 v2, 0x0

    if-eqz p0, :cond_c

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->length()J

    move-result-wide v0

    cmp-long v0, v0, v2

    if-gtz v0, :cond_e

    :cond_c
    const/4 v0, 0x3

    :goto_d
    return v0

    :cond_e
    if-nez p1, :cond_12

    const/4 v0, 0x4

    goto :goto_d

    :cond_12
    if-eqz p2, :cond_1c

    invoke-virtual {p2}, Ljava/io/File;->length()J

    move-result-wide v0

    cmp-long v0, v0, v2

    if-gtz v0, :cond_1e

    :cond_1c
    const/4 v0, 0x2

    goto :goto_d

    :cond_1e
    invoke-virtual {p2}, Ljava/io/File;->length()J

    move-result-wide v0

    long-to-int v0, v0

    new-array v2, v0, [B

    new-instance v1, Ljava/io/FileInputStream;

    invoke-direct {v1, p2}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    const/4 v0, 0x0

    :try_start_2b
    array-length v3, v2

    invoke-static {v1, v2, v0, v3}, Lcom/tencent/tinker/bsdiff/BSUtil;->readFromStream(Ljava/io/InputStream;[BII)Z
    :try_end_2f
    .catchall {:try_start_2b .. :try_end_2f} :catchall_40

    invoke-virtual {v1}, Ljava/io/InputStream;->close()V

    invoke-virtual {p0}, Ljava/io/RandomAccessFile;->length()J

    move-result-wide v0

    long-to-int v1, v0

    array-length v3, v2

    move-object v0, p0

    move-object v4, p1

    move v5, p3

    invoke-static/range {v0 .. v5}, Lcom/tencent/tinker/bsdiff/BSPatch;->patchLessMemory(Ljava/io/RandomAccessFile;I[BILjava/io/File;I)I

    move-result v0

    goto :goto_d

    :catchall_40
    move-exception v0

    invoke-virtual {v1}, Ljava/io/InputStream;->close()V

    throw v0
.end method