package com.jpexs.browsers.cache.chrome;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.RandomAccessFile;
import java.util.Map;

/**
 *
 * @author JPEXS
 */
public class IndexHeader {

    long magic;   //c3 ca 03 c1
    long version; //01 00 02 00
    int num_entries;
    int num_bytes;
    int last_file;
    int this_id;
    CacheAddr stats;
    int table_len;
    int crash;
    int experiment;
    long create_time;
    int pad[] = new int[52];
    LruData lru;

    public IndexHeader(InputStream is, File rootDir, Map<Integer, RandomAccessFile> dataFiles, File externalFilesDir) throws IOException {
        IndexInputStream iis = new IndexInputStream(is);
        magic = iis.readUInt32();
        version = iis.readUInt32();
        num_entries = iis.readInt32();
        num_bytes = iis.readInt32();
        last_file = iis.readInt32();
        this_id = iis.readInt32();
        stats = new CacheAddr(iis, rootDir, dataFiles, externalFilesDir);
        table_len = iis.readInt32();
        crash = iis.readInt32();
        experiment = iis.readInt32();
        create_time = iis.readUInt64();
        pad = new int[52];
        for (int i = 0; i < 52; i++) {
            pad[i] = iis.readInt32();
        }
        lru = new LruData(is, rootDir, dataFiles, externalFilesDir);
    }
}