b96c547857
Replaces WMI queries to obtain DHCP client configuration with Win32 calls in order to execute plugins that require DHCP options in the Specialize pass after Sysprep.
57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import ctypes
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from ctypes import windll
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from ctypes import wintypes
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ERROR_BUFFER_OVERFLOW = 111
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ERROR_NO_DATA = 232
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class GUID(ctypes.Structure):
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_fields_ = [
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("data1", wintypes.DWORD),
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("data2", wintypes.WORD),
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("data3", wintypes.WORD),
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("data4", wintypes.BYTE * 8)]
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def __init__(self, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8):
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self.data1 = l
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self.data2 = w1
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self.data3 = w2
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self.data4[0] = b1
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self.data4[1] = b2
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self.data4[2] = b3
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self.data4[3] = b4
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self.data4[4] = b5
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self.data4[5] = b6
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self.data4[6] = b7
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self.data4[7] = b8
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GetProcessHeap = windll.kernel32.GetProcessHeap
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GetProcessHeap.argtypes = []
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GetProcessHeap.restype = wintypes.HANDLE
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HeapAlloc = windll.kernel32.HeapAlloc
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# Note: wintypes.ULONG must be replaced with a 64 bit variable on x64
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HeapAlloc.argtypes = [wintypes.HANDLE, wintypes.DWORD, wintypes.ULONG]
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HeapAlloc.restype = wintypes.LPVOID
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HeapFree = windll.kernel32.HeapFree
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HeapFree.argtypes = [wintypes.HANDLE, wintypes.DWORD, wintypes.LPVOID]
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HeapFree.restype = wintypes.BOOL
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