public override void run()
{
switch (this.IC)
{
case 0:
for (int i = 0; i < Constants.BLOCKS_AMOUNT; i++)
{
kernelStorage.resources.add(new Resource(ResType.Memory, this.id));
}
this.kernelStorage.resources.add(new CreateHandleRequest(this.id, "testfile"));
this.resourceRequestor.request(ResType.CreateHandleResponse, this.id);
this.IC++;
break;
case 1:
created = this.getFirstResource(ResType.CreateHandleResponse, this.id) as CreateHandleResponse;
this.kernelStorage.resources.add(new WriteHandleRequest(this.id, created.handle, new byte[] { 5, 5, 5, 5 }));
this.resourceRequestor.request(ResType.WriteHandleResponse, this.id);
this.IC++;
break;
case 2:
Resource response = this.getFirstResource(ResType.WriteHandleResponse, this.id);
break;
}
}
public void handleResponse(Resource resource)
{
switch (resource.type)
{
case ResType.CreateHandleResponse:
{
Program program = process.virtualMachine.program;
CreateHandleResponse createHandleResponse = (CreateHandleResponse)resource;
program.registers.B = (uint)(createHandleResponse.handle);
program.registers.SI = SiInt.None;
break;
}
case ResType.ReadHandleResponse:
{
Program program = process.virtualMachine.program;
ReadHandleResponse response = (ReadHandleResponse)resource;
if (response.readBytes.Length > response.bytesRequested)
{
program.memAccesser.writeFromAddr(program.registers.DS + program.registers.A, response.readBytes, response.bytesRequested);
program.registers.CX = response.bytesRequested;
program.registers.SI = SiInt.None;
}
else
{
uint len = checked ((uint)response.readBytes.Length);
program.memAccesser.writeFromAddr(program.registers.DS + program.registers.A, response.readBytes, len);
program.registers.CX = len;
}
program.registers.A = response.status;
program.registers.SI = SiInt.None;
break;
}
case ResType.WriteHandleResponse:
{
Program program = process.virtualMachine.program;
WriteHandleResponse writeHandleResponse = (WriteHandleResponse)resource;
program.registers.A = writeHandleResponse.status;
program.registers.CX = writeHandleResponse.amountWritten;
program.registers.SI = SiInt.None;
break;
}
case ResType.CloseHandleResponse:
case ResType.DeleteHandleResponse:
case ResType.SeekHandleResponse:
{
Program program = process.virtualMachine.program;
program.registers.SI = SiInt.None;
// do nothing - just wait and release
break;
}
default:
throw new NotImplementedException();
}
}
private void mountBattery(BaseHandleResource request)
{
if (this.kernelStorage.channelDevice.battery == 1)
{
return;
}
this.kernelStorage.channelDevice.battery = 1;
int hndl = this.kernelStorage.handles.add(new Battery());
Resource response = new CreateHandleResponse(this.id, hndl, request.createdByProcess, HandleType.Battery);
kernelStorage.resources.add(response);
request.release();
}
public void createFileHandle(CreateHandleRequest request)
{
//wait until released
if (this.kernelStorage.handles.isFileTaken(request.fileName))
{
return;
}
StorageFile file = StorageFile.OpenOrCreate(this.kernelStorage.virtualHdd, request.fileName);
FileHandle fh = new FileHandle(file);
int hndl = this.kernelStorage.handles.add(fh);
Resource response = new CreateHandleResponse(this.id, hndl, request.createdByProcess);
kernelStorage.resources.add(response);
request.release();
}
