internal static VfsFile FindFile(string path)
{
for (var i = 0; i < Files.Count; i++)
{
if (Files[i].Path == path)
{
return(Files[i]);
}
}
if (InitHAL.PrimaryFS != null)
{
var node = InitHAL.PrimaryFS.Root.Lookup(path);
if (node != null)
{
var stream = (Stream)node.Open(FileAccess.Read, FileShare.Read);
var file = new VfsFile
{
Path = path,
Buffer = stream,
Length = (int)stream.Length,
};
Files.Add(file);
return(file);
}
}
return(null);
}
public static unsafe void Main()
{
ApplicationRuntime.Init();
Files = new List <VfsFile>();
OpenFiles = new List <OpenFile>();
KeyBoardFifo = new VfsFile {
Path = "/dev/keyboard", Buffer = new FifoFile()
};
Files.Add(KeyBoardFifo);
Files.Add(new VfsFile {
Path = "/dev/screen", Buffer = new FifoFile()
});
MessageManager.OnMessageReceived = MessageReceived;
MessageManager.OnDispatchError = OnDispatchError;
SysCalls.RegisterService(SysCallTarget.OpenFile);
SysCalls.RegisterService(SysCallTarget.CreateFifo);
SysCalls.RegisterService(SysCallTarget.ReadFile);
SysCalls.RegisterService(SysCallTarget.WriteFile);
SysCalls.RegisterInterrupt(33);
SysCalls.SetServiceStatus(ServiceStatus.Ready);
while (true)
{
SysCalls.ThreadSleep(0);
}
}
public static unsafe void Cmd_CreateFiFo(SystemMessage *msg)
{
var path = NullTerminatedString.ToString((byte *)msg->Arg1);
var fifo = new FifoFile()
{
};
var vfsFile = new VfsFile
{
Path = path,
Buffer = fifo,
};
Files.Add(vfsFile);
MessageManager.Send(new SystemMessage(SysCallTarget.ServiceReturn));
}
public static void Setup()
{
Files = new List <VfsFile>();
OpenFiles = new List <OpenFile>();
Files.Add(new VfsFile {
Path = "/dev/null", Buffer = new NullStream()
});
KeyBoardFifo = new VfsFile {
Path = "/dev/keyboard", Buffer = new FifoFile()
};
Files.Add(KeyBoardFifo);
Files.Add(new VfsFile {
Path = "/dev/console", Buffer = new FifoFile()
});
}
public static unsafe void Cmd_CreateMemoryFile(SystemMessage *msg)
{
var start = msg->Arg1;
var length = msg->Arg2;
var data = (char *)start;
var path = new string(data);
var fifo = new FifoFile()
{
};
var vfsFile = new VfsFile
{
Path = path,
Buffer = fifo,
};
Files.Add(vfsFile);
MessageManager.Send(new SystemMessage(SysCallTarget.ServiceReturn));
}