| public Seek ( long offset, SeekOrigin origin ) : long | ||
| offset | long | |
| origin | SeekOrigin | |
| return | long | |
public static bool FindLocation(ref int x, ref int y, ref int z, ref int facet)
{
LocationPointer locationPointer = Client.LocationPointer;
ProcessStream processStream = Client.ProcessStream;
if (processStream == null || locationPointer == null)
{
return(false);
}
processStream.BeginAccess();
if (locationPointer.PointerX > 0)
{
processStream.Seek((long)locationPointer.PointerX, SeekOrigin.Begin);
x = Client.Read(processStream, locationPointer.SizeX);
}
if (locationPointer.PointerY > 0)
{
processStream.Seek((long)locationPointer.PointerY, SeekOrigin.Begin);
y = Client.Read(processStream, locationPointer.SizeY);
}
if (locationPointer.PointerZ > 0)
{
processStream.Seek((long)locationPointer.PointerZ, SeekOrigin.Begin);
z = Client.Read(processStream, locationPointer.SizeZ);
}
if (locationPointer.PointerF > 0)
{
processStream.Seek((long)locationPointer.PointerF, SeekOrigin.Begin);
facet = Client.Read(processStream, locationPointer.SizeF);
}
processStream.EndAccess();
return(true);
}
private static void GetCoordDetails(ProcessStream pc, int ptr, byte[] dets, out int coordPointer, out int coordSize)
{
pc.Seek((long)(ptr + (int)dets[0]), SeekOrigin.Begin);
coordPointer = Client.Read(pc, (int)dets[1]);
if ((int)dets[2] < (int)byte.MaxValue)
{
pc.Seek((long)coordPointer, SeekOrigin.Begin);
coordPointer = Client.Read(pc, (int)dets[2]);
}
if ((int)dets[3] < (int)byte.MaxValue)
{
pc.Seek((long)(ptr + (int)dets[3]), SeekOrigin.Begin);
coordPointer += Client.Read(pc, (int)dets[4]);
}
coordSize = (int)dets[5];
}
private static void GetCoordDetails(ProcessStream pc, int ptr, byte[] dets, out int coordPointer, out int coordSize)
{
pc.Seek(ptr + dets[0], SeekOrigin.Begin);
coordPointer = Read(pc, dets[1]);
if (dets[2] < 0xFF)
{
pc.Seek(coordPointer, SeekOrigin.Begin);
coordPointer = Read(pc, dets[2]);
}
if (dets[3] < 0xFF)
{
pc.Seek(ptr + dets[3], SeekOrigin.Begin);
coordPointer += Read(pc, dets[4]);
}
coordSize = dets[5];
}
/// <summary>
/// Reads the current <paramref name="x" />, <paramref name="y" />, and <paramref name="z" /> from memory based on a <see cref="Calibrate">calibrated memory location</see>.
/// <seealso cref="Calibrate" />
/// <seealso cref="ProcessStream" />
/// <returns>True if the location was found, false if not</returns>
/// </summary>
public static bool FindLocation(ref int x, ref int y, ref int z, ref int facet)
{
LocationPointer lp = LocationPointer;
ProcessStream pc = ProcessStream;
if (pc == null || lp == null)
{
return(false);
}
pc.BeginAccess();
if (lp.PointerX > 0)
{
pc.Seek(lp.PointerX, SeekOrigin.Begin);
x = Read(pc, lp.SizeX);
}
if (lp.PointerY > 0)
{
pc.Seek(lp.PointerY, SeekOrigin.Begin);
y = Read(pc, lp.SizeY);
}
if (lp.PointerZ > 0)
{
pc.Seek(lp.PointerZ, SeekOrigin.Begin);
z = Read(pc, lp.SizeZ);
}
if (lp.PointerF > 0)
{
pc.Seek(lp.PointerF, SeekOrigin.Begin);
facet = Read(pc, lp.SizeF);
}
pc.EndAccess();
return(true);
}
private static void GetCoordDetails(ProcessStream pc, int ptr, byte[] dets, out int coordPointer, out int coordSize)
{
pc.Seek(ptr + dets[0], SeekOrigin.Begin);
coordPointer = Read(pc, dets[1]);
if (dets[2] < 0xFF)
{
pc.Seek(coordPointer, SeekOrigin.Begin);
coordPointer = Read(pc, dets[2]);
}
if (dets[3] < 0xFF)
{
pc.Seek(ptr + dets[3], SeekOrigin.Begin);
coordPointer += Read(pc, dets[4]);
}
/*
* arul:
* The variable 'dets[6]' represents an offset into the struct that holds an info about players current location.
* Added not to break functionality with the older clients (I hope).
*
* The struct looks as follows:
*
* DWORD fLoggedIn;
* DWORD Z;
* DWORD Y;
* DWORD X;
* DWORD Facet;
*
*/
if (dets.Length == 7 && dets[6] < 0xFF)
{
coordPointer += dets[6];
}
coordSize = dets[5];
}
public static int Search(ProcessStream pc, byte[] mask, byte[] values)
{
if (mask.Length != values.Length)
{
// TODO: maybe we need better exception here?
throw new Exception();
}
const int chunkSize = 4096;
int readSize = chunkSize + mask.Length;
pc.BeginAccess();
var read = new byte[readSize];
for (int i = 0; ; ++i)
{
pc.Seek(0x400000 + (i * chunkSize), SeekOrigin.Begin);
int count = pc.Read(read, 0, readSize);
if (count != readSize)
{
break;
}
for (int j = 0; j < chunkSize; ++j)
{
bool ok = true;
for (int k = 0; ok && k < mask.Length; ++k)
{
ok = ((read[j + k] & mask[k]) == values[k]);
}
if (ok)
{
pc.EndAccess();
return(0x400000 + (i * chunkSize) + j);
}
}
}
pc.EndAccess();
return(0);
}
public static int Search(ProcessStream pc, byte[] mask, byte[] vals)
{
if (mask.Length != vals.Length)
{
throw new Exception();
}
int count = 4096 + mask.Length;
pc.BeginAccess();
byte[] buffer = new byte[count];
int num = 0;
while (true)
{
pc.Seek((long)(4194304 + num * 4096), SeekOrigin.Begin);
if (pc.Read(buffer, 0, count) == count)
{
for (int index1 = 0; index1 < 4096; ++index1)
{
bool flag = true;
for (int index2 = 0; flag && index2 < mask.Length; ++index2)
{
flag = ((int)buffer[index1 + index2] & (int)mask[index2]) == (int)vals[index2];
}
if (flag)
{
pc.EndAccess();
return(4194304 + num * 4096 + index1);
}
}
++num;
}
else
{
break;
}
}
pc.EndAccess();
return(0);
}
public static int Search(ProcessStream pc, byte[] buffer)
{
const int chunkSize = 4096;
int readSize = chunkSize + buffer.Length;
pc.BeginAccess();
byte[] read = new byte[readSize];
for (int i = 0;; ++i)
{
pc.Seek(0x400000 + (i * chunkSize), SeekOrigin.Begin);
int count = pc.Read(read, 0, readSize);
if (count != readSize)
{
break;
}
for (int j = 0; j < chunkSize; ++j)
{
bool ok = true;
for (int k = 0; ok && k < buffer.Length; ++k)
{
ok = (buffer[k] == read[j + k]);
}
if (ok)
{
pc.EndAccess();
return(0x400000 + (i * chunkSize) + j);
}
}
}
pc.EndAccess();
return(0);
}
public static int Search(ProcessStream pc, byte[] buffer)
{
int count = 4096 + buffer.Length;
pc.BeginAccess();
byte[] buffer1 = new byte[count];
int num = 0;
while (true)
{
pc.Seek((long)(4194304 + num * 4096), SeekOrigin.Begin);
if (pc.Read(buffer1, 0, count) == count)
{
for (int index1 = 0; index1 < 4096; ++index1)
{
bool flag = true;
for (int index2 = 0; flag && index2 < buffer.Length; ++index2)
{
flag = (int)buffer[index2] == (int)buffer1[index1 + index2];
}
if (flag)
{
pc.EndAccess();
return(4194304 + num * 4096 + index1);
}
}
++num;
}
else
{
break;
}
}
pc.EndAccess();
return(0);
}