public static FAT_Item ReadFatItemFromData(Stream Data)
{
FAT_Item ch = new FAT_Item();
// using (BinaryReader reader = new BinaryReader(Data, Encoding.ASCII))
// {
// ch.Header_Start = reader.ReadInt32();
// ch.Data_Start = reader.ReadInt32();
// ch.ff = reader.ReadInt32();
// }
BinaryReader reader = new BinaryReader(Data, Encoding.ASCII);
ch.Header_Start = reader.ReadInt32();
ch.Data_Start = reader.ReadInt32();
ch.ff = reader.ReadInt32();
return(ch);
}
public static MemoryStream WriteFatItemToStream(FAT_Item fi)
{
MemoryStream memoryStream = new MemoryStream();
//using (BinaryWriter writer = new BinaryWriter(memoryStream, Encoding.ASCII))
//{
// writer.Write(fi.Header_Start);
// writer.Write(fi.Data_Start);
// writer.Write(fi.ff);
//}
BinaryWriter writer = new BinaryWriter(memoryStream, Encoding.ASCII);
writer.Write(fi.Header_Start);
writer.Write(fi.Data_Start);
writer.Write(fi.ff);
return(memoryStream);
}
public void Flush()
{
FAT_Item fi = new FAT_Item();
V8File f;
if (flushed)
{
return;
}
flushed = true;
f = First;
while (f != null)
{
f.Flush();
f = f.Next;
}
if (Data != null)
{
if (is_fatmodified)
{
MemoryStream fat = new MemoryStream();
fi.ff = (int)LAST_BLOCK2;
f = First;
while (f != null)
{
fi.Header_Start = f.StartHeader;
fi.Data_Start = f.StartData;
//fat.Write(fi, 0, 12); TODO: Подумать
f = f.Next;
}
WriteBlock(fat, CATALOG_HEADER_LEN2, true);
is_fatmodified = false;
}
if (is_emptymodified)
{
Data.Seek(0, SeekOrigin.Begin);
// data.Write(start_empty, 0, 4); TODO: Подумать
is_emptymodified = false;
}
if (is_modified)
{
version++;
Data.Seek(0, SeekOrigin.Begin);
// data.Write(version, 0, 4); TODO: Подумать
}
}
if (File != null)
{
if (is_modified)
{
File.IsDataModified = true;
}
File.Flush();
}
else
{
if (is_cfu)
{
if (Data != null && CFu != null && is_modified)
{
Data.Seek(0, SeekOrigin.Begin);
CFu.Seek(0, SeekOrigin.Begin);
//ZDeflateStream(data, cfu);
// Deflate(data, out cfu); TODO: Додумать
}
}
}
is_modified = false;
flushed = false;
}
