using System;
using System.Linq;
using System.Text;

namespace XCI_Explorer {
    internal static class HFS0 {
        public class HFS0_Header {
            public byte[] Data;
            public string Magic;
            public int FileCount;
            public int StringTableSize;
            public int Reserved;

            public HFS0_Header(byte[] data) {
                Data = data;
                Magic = Encoding.UTF8.GetString(Data.Take(4).ToArray());
                FileCount = BitConverter.ToInt32(data, 4);
                StringTableSize = BitConverter.ToInt32(data, 8);
                Reserved = BitConverter.ToInt32(data, 12);
            }
        }

        public class HSF0_Entry {
            public byte[] Data;
            public long Offset;
            public long Size;
            public int Name_ptr;
            public int HashedRegionSize;
            public long Padding;
            public byte[] Hash;
            public string Name;

            public HSF0_Entry(byte[] data) {
                Data = data;
                Offset = BitConverter.ToInt64(data, 0);
                Size = BitConverter.ToInt64(data, 8);
                Name_ptr = BitConverter.ToInt32(data, 16);
                HashedRegionSize = BitConverter.ToInt32(data, 20);
                Padding = BitConverter.ToInt64(data, 24);
                Hash = Data.Skip(32).Take(32).ToArray();
            }
        }

        public static HFS0_Header[] HFS0_Headers = new HFS0_Header[1];
    }
}