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121 lines
6.7 KiB
C
121 lines
6.7 KiB
C
/*
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* PROJECT: ReactOS Spooler Router API Tests
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Tests for MarshallDownStructuresArray
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* COPYRIGHT: Copyright 2018 Colin Finck (colin@reactos.org)
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*/
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#include <apitest.h>
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#define WIN32_NO_STATUS
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#include <windef.h>
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#include <winbase.h>
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#include <wingdi.h>
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#include <winspool.h>
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#include <ndk/rtlfuncs.h>
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#include <spoolss.h>
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#include <marshalling/marshalling.h>
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#include <marshalling/ports.h>
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#define INVALID_POINTER ((PVOID)(ULONG_PTR)0xdeadbeefdeadbeefULL)
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START_TEST(MarshallDownStructuresArray)
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{
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const DWORD cElements = 2;
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const DWORD dwPortInfo2Offsets[] = {
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FIELD_OFFSET(PORT_INFO_2W, pPortName),
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FIELD_OFFSET(PORT_INFO_2W, pMonitorName),
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FIELD_OFFSET(PORT_INFO_2W, pDescription),
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MAXDWORD
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};
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PPORT_INFO_2W pPortInfo2;
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PPORT_INFO_2W pPortInfo2Copy;
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PPORT_INFO_2W pPortInfo2Test;
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PBYTE pPortInfoEnd;
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PCWSTR pwszStrings[] = { L"PortName", L"MonitorName", L"Description" };
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SIZE_T cbPortInfo2Size = cElements * (sizeof(PORT_INFO_2W) + (wcslen(pwszStrings[0]) + 1 + wcslen(pwszStrings[1]) + 1 + wcslen(pwszStrings[2]) + 1) * sizeof(WCHAR));
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DWORD fPortType = 1337;
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DWORD Reserved = 42;
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// Setting cElements to zero should yield success.
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SetLastError(0xDEADBEEF);
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ok(MarshallDownStructuresArray(NULL, 0, NULL, 0, FALSE), "MarshallDownStructuresArray returns FALSE!\n");
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ok(GetLastError() == 0xDEADBEEF, "GetLastError returns %lu!\n", GetLastError());
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// Setting cElements non-zero should fail with ERROR_INVALID_PARAMETER.
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SetLastError(0xDEADBEEF);
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ok(!MarshallDownStructuresArray(NULL, 1, NULL, 0, FALSE), "MarshallDownStructuresArray returns TRUE!\n");
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ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError returns %lu!\n", GetLastError());
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// This is triggered by both pStructuresArray and pInfo.
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SetLastError(0xDEADBEEF);
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ok(!MarshallDownStructuresArray(INVALID_POINTER, 1, NULL, 0, FALSE), "MarshallDownStructuresArray returns TRUE!\n");
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ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError returns %lu!\n", GetLastError());
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SetLastError(0xDEADBEEF);
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ok(!MarshallDownStructuresArray(NULL, 1, (const MARSHALLING_INFO*)INVALID_POINTER, 0, FALSE), "MarshallDownStructuresArray returns TRUE!\n");
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ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError returns %lu!\n", GetLastError());
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// Now create two PORT_INFO_2W structures.
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pPortInfo2 = (PPORT_INFO_2W)HeapAlloc(GetProcessHeap(), 0, cbPortInfo2Size);
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pPortInfoEnd = (PBYTE)pPortInfo2 + cbPortInfo2Size;
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(&pPortInfo2[0])->fPortType = fPortType;
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(&pPortInfo2[0])->Reserved = Reserved;
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pPortInfoEnd = PackStrings(pwszStrings, (PBYTE)(&pPortInfo2[0]), dwPortInfo2Offsets, pPortInfoEnd);
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(&pPortInfo2[1])->fPortType = fPortType + 1;
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(&pPortInfo2[1])->Reserved = Reserved + 1;
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pPortInfoEnd = PackStrings(pwszStrings, (PBYTE)(&pPortInfo2[1]), dwPortInfo2Offsets, pPortInfoEnd);
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// Create a backup.
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pPortInfo2Copy = (PPORT_INFO_2W)HeapAlloc(GetProcessHeap(), 0, cbPortInfo2Size);
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CopyMemory(pPortInfo2Copy, pPortInfo2, cbPortInfo2Size);
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// Marshall them down.
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SetLastError(0xDEADBEEF);
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ok(MarshallDownStructuresArray(pPortInfo2, cElements, pPortInfoMarshalling[2]->pInfo, pPortInfoMarshalling[2]->cbStructureSize, TRUE), "MarshallDownStructuresArray returns FALSE!\n");
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ok(GetLastError() == 0xDEADBEEF, "GetLastError returns %lu!\n", GetLastError());
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// DWORD values should be unchanged.
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ok((&pPortInfo2[0])->fPortType == fPortType, "fPortType is %lu!\n", (&pPortInfo2[0])->fPortType);
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ok((&pPortInfo2[0])->Reserved == Reserved, "Reserved is %lu!\n", (&pPortInfo2[0])->Reserved);
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ok((&pPortInfo2[1])->fPortType == fPortType + 1, "fPortType is %lu!\n", (&pPortInfo2[1])->fPortType);
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ok((&pPortInfo2[1])->Reserved == Reserved + 1, "Reserved is %lu!\n", (&pPortInfo2[1])->Reserved);
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// Pointers should now contain relative offsets.
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ok((ULONG_PTR)(&pPortInfo2[0])->pPortName == ((ULONG_PTR)(&pPortInfo2Copy[0])->pPortName - (ULONG_PTR)(&pPortInfo2[0])), "pPortName is %p!\n", (&pPortInfo2[0])->pPortName);
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ok((ULONG_PTR)(&pPortInfo2[0])->pMonitorName == ((ULONG_PTR)(&pPortInfo2Copy[0])->pMonitorName - (ULONG_PTR)(&pPortInfo2[0])), "pMonitorName is %p!\n", (&pPortInfo2[0])->pMonitorName);
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ok((ULONG_PTR)(&pPortInfo2[0])->pDescription == ((ULONG_PTR)(&pPortInfo2Copy[0])->pDescription - (ULONG_PTR)(&pPortInfo2[0])), "pDescription is %p!\n", (&pPortInfo2[0])->pDescription);
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ok((ULONG_PTR)(&pPortInfo2[1])->pPortName == ((ULONG_PTR)(&pPortInfo2Copy[1])->pPortName - (ULONG_PTR)(&pPortInfo2[1])), "pPortName is %p!\n", (&pPortInfo2[1])->pPortName);
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ok((ULONG_PTR)(&pPortInfo2[1])->pMonitorName == ((ULONG_PTR)(&pPortInfo2Copy[1])->pMonitorName - (ULONG_PTR)(&pPortInfo2[1])), "pMonitorName is %p!\n", (&pPortInfo2[1])->pMonitorName);
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ok((ULONG_PTR)(&pPortInfo2[1])->pDescription == ((ULONG_PTR)(&pPortInfo2Copy[1])->pDescription - (ULONG_PTR)(&pPortInfo2[1])), "pDescription is %p!\n", (&pPortInfo2[1])->pDescription);
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// Marshall them up again.
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// We need a backup of the marshalled down array to experiment with MarshallUpStructuresArray.
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pPortInfo2Test = (PPORT_INFO_2W)HeapAlloc(GetProcessHeap(), 0, cbPortInfo2Size);
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CopyMemory(pPortInfo2Test, pPortInfo2, cbPortInfo2Size);
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// Due to the implementation of PackStrings, (&pPortInfo2[0])->pPortName contains the highest offset.
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// Show that MarshallUpStructuresArray checks the offsets and bails out with ERROR_INVALID_DATA if cbSize <= highest offset.
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SetLastError(0xDEADBEEF);
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ok(!MarshallUpStructuresArray((DWORD_PTR)(&pPortInfo2[0])->pPortName, pPortInfo2Test, cElements, pPortInfoMarshalling[2]->pInfo, pPortInfoMarshalling[2]->cbStructureSize, TRUE), "MarshallUpStructuresArray returns TRUE!\n");
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ok(GetLastError() == ERROR_INVALID_DATA, "GetLastError returns %lu!\n", GetLastError());
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// It works with cbSize > highest offset.
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// In real world cases, we would use cbPortInfo2Size for cbSize.
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SetLastError(0xDEADBEEF);
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ok(MarshallUpStructuresArray((DWORD_PTR)(&pPortInfo2[0])->pPortName + 1, pPortInfo2, cElements, pPortInfoMarshalling[2]->pInfo, pPortInfoMarshalling[2]->cbStructureSize, TRUE), "MarshallUpStructuresArray returns FALSE!\n");
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ok(GetLastError() == 0xDEADBEEF, "GetLastError returns %lu!\n", GetLastError());
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// pPortInfo2 should now be identical to the copy again.
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ok(RtlEqualMemory(pPortInfo2, pPortInfo2Copy, cbPortInfo2Size), "pPortInfo2 and pPortInfo2Copy are not equal after marshalling down and up!\n");
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// Free all memory.
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HeapFree(GetProcessHeap(), 0, pPortInfo2);
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HeapFree(GetProcessHeap(), 0, pPortInfo2Copy);
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HeapFree(GetProcessHeap(), 0, pPortInfo2Test);
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}
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