public RamBitmap(RamMap ram)
{
if (ram == null)
{
throw new ArgumentNullException("ram");
}
_ram = ram;
_width = 0;
_height = 0;
_start = 0;
_zoomLevel = 1;
}
public Replay(LogPrinter logger, string server, string store,
string writeStream, uint ramSizeInMiB)
{
_logger = logger;
_server = server;
_store = store;
_numWrites = new long[4];
_streams = new StreamCollection <Streams>();
_screenLock = new Object();
_state = ReplayState.Suspend;
// Connect to the server and open the specified store
_log("Connecting to server '{0}'...", server);
_session = Native.StSessionCreate(server);
if (_session == Native.INVALID_SESSION_ID)
{
throw new SimutraceException();
}
_log("ok\n");
try {
// Open the specified store
_log("Opening store '{0}'...", store);
if (!Native.StSessionOpenStore(_session, store))
{
throw new SimutraceException();
}
_log("ok\n");
List <uint> ids = new List <uint>();
// Find the memory write stream
_log("Using memory write stream '{0}'...", writeStream);
Guid mtype = new Guid("{6E943CDD-D2DA-4E83-984F-585C47EB0E36}");
_streams[Streams.Write] = new Stream(_session, writeStream,
_applyWrite, mtype);
if (!_streams[Streams.Write].IsValid)
{
throw new ReplayException("Could not find memory stream.");
}
ids.Add(_streams[Streams.Write].Id);
_log("ok\n");
// Find the streams that contain dumps from the screen output
_log("Searching for screen streams...");
Stream screen = new Stream(_session, "screen", _applyScreen);
Stream screenData = new Stream(_session, "screen_data");
if (!screen.IsValid || !screenData.IsValid)
{
screen.Dispose();
screenData.Dispose();
_log("not found. Screen output not available.\n");
}
else
{
_streams[Streams.Screen] = screen;
_streams[Streams.ScreenData] = screenData;
ids.Add(screen.Id);
_log("ok\n");
}
// Find the stream that contains cr3 change information
_log("Searching for page directory set stream...");
Stream cr3 = new Stream(_session, "cpu_set_pagedirectory", _applyCr3);
if (!cr3.IsValid)
{
cr3.Dispose();
_log("not found\n");
}
else
{
_streams[Streams.Cr3] = cr3;
ids.Add(cr3.Id);
_log("ok\n");
}
// Create multiplexer
_streams[Streams.Multiplexer] = new Stream(_session,
NativeX.StXMultiplexerCreate(_session, "mult",
NativeX.MultiplexingRule.MxrCylceCount,
NativeX.MultiplexerFlags.MxfIndirect, ids.ToArray()));
if (!_streams[Streams.Multiplexer].IsValid)
{
throw new SimutraceException();
}
_streams[Streams.Multiplexer].Open();
// Allocate a buffer that will hold the guest's RAM and a
// ram bitmap for visualization
_log("Configuring ram size for replay {0} MiB...", ramSizeInMiB);
_ram = new RamMap((ulong)ramSizeInMiB << 20, true);
_ramBitmap = new RamBitmap(_ram);
_log("ok\n");
// Create the thread that will perform the replay
_log("Creating replay thread...");
_replayer = new Thread(_replayThreadMain);
_log("ok\n");
} catch (Exception) {
_log("failed\n");
_finalize();
throw;
}
}