/// <summary>
/// Initialize PipeFS
/// </summary>
/// <param name="nodes">The nodes array for read and write end</param>
/// <param name="size">The size of the Fifo</param>
public static unsafe ErrorCode Create(Node[] nodes, int size)
{
// Two sided pipe
Node readEnd = new Node();
Node writeEnd = new Node();
Fifo fifo = new Fifo(size, true);
PipeFSCookie cookie = new PipeFSCookie();
cookie.Fifo = fifo;
// Configure
readEnd.Cookie = cookie;
readEnd.GetSize = getSizeImpl;
readEnd.Read = readImpl;
readEnd.Close = closeImpl;
writeEnd.Cookie = cookie;
writeEnd.GetSize = getSizeImpl;
writeEnd.Write = writeImpl;
writeEnd.Close = closeImpl;
// Should be already opened before entering the program again
VFS.Open(readEnd, (int)FileMode.O_RDONLY);
VFS.Open(writeEnd, (int)FileMode.O_WRONLY);
// 0 is read end, 1 is write end
nodes[0] = readEnd;
nodes[1] = writeEnd;
return(ErrorCode.SUCCESS);
}
/// <summary>
/// Creates the stat structure
/// </summary>
/// <param name="st"></param>
public unsafe void Stat(Stat *st)
{
st->st_dev = 0;
st->st_rdev = 0;
st->st_ino = 0;
st->st_size = VFS.GetSize(this);
st->st_mode = 0;
st->st_uid = 0;
st->st_gid = 0;
st->st_atime = 0;
st->st_mtime = 0;
st->st_ctime = 0;
st->st_nlink = 1;
st->st_blksize = 0;
st->st_blkcnt = 0;
}