/// <summary> 使用外部的的<see cref="WzFileStream"/>儲存資料 </summary>
public bool Write(WzFileStream zs)
{
this.Hash = HashTools.GenerateArchiveVersionHash(this.Version.ToString());
// header
zs.Write(new byte[] { (byte)'P', (byte)'K', (byte)'G', (byte)'1' }, 4);
zs.Write8(0); //Reserve
zs.Write4u(0); //Reserve
zs.WriteString(this.Description);
// data
long off = zs.Tell();
this.DataOffset = (uint)off;
zs.BaseOffset = this.DataOffset;
zs.Write2u((ushort)HashTools.EncryptArchiveVersionHash(this.Hash));
this.RootDirectory.Update();
this.RootDirectory.Write(zs);
long endoff = zs.Tell();
// rewrite size, offset
zs.Seek(4);
zs.Write8(endoff - off);
zs.Write4u((uint)off);
// end write
zs.Flush();
return(true);
}
/// <summary> </summary>
internal override void Write(WzFileStream fs)
{
fs.Write4u(0); // Size Reserve
long startBlock = fs.Tell();
fs.StringPool.Write(this.Value.ClassName, 0x73, 0x1B);
this.Value.Write(fs);
long endBlock = fs.Tell();
fs.Seek(startBlock - 4);
fs.Write4u((uint)(endBlock - startBlock));
fs.Seek(endBlock);
}
internal override void Write(WzFileStream zf)
{
// start write
int count = this.Items.Count;
long[] itemoff = new long[count];
this.Offset = (uint)zf.Tell();
zf.Write4(count, true);
// write header
for (int i = 0; i < count; i++)
{
WzArchiveItem item = this.Items[i];
zf.StringPool.DirectoryWrite(item.Name, item.Type, WzArchiveItemType.Reference);
zf.Write4(item.Size, true);
zf.Write4(item.Checksum, true);
itemoff[i] = zf.Tell();
zf.Write4u(0u); // reserve
}
// package items
for (int i = 0; i < count; i++)
{
this.Items[i].Write(zf);
}
long endoff = zf.Tell();
// rewrite offset
for (int i = 0; i < count; i++)
{
zf.Seek(itemoff[i]);
uint offKey = HashTools.GenerateOffsetKey((uint)zf.Tell(), this.Archive.DataOffset, this.Archive.Hash);
uint encoff = HashTools.EncryptOffsetHash(this.Items[i].Offset, offKey, this.Archive.DataOffset);
zf.Write4u(encoff);
}
// end write
zf.Seek(endoff);
}