| 1 | /* $Id: VBoxCommon.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBoxCommon - Misc helper routines for install helper.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2008-2020 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 |
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| 19 | /*********************************************************************************************************************************
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| 20 | * Header Files *
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| 21 | *********************************************************************************************************************************/
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| 22 | #include <iprt/win/windows.h>
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| 23 | #include <tchar.h>
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| 24 | #include <stdio.h>
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| 25 |
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| 26 | #include <msi.h>
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| 27 | #include <msiquery.h>
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| 28 |
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| 29 |
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| 30 | #if (_MSC_VER < 1400) /* Provide swprintf_s to VC < 8.0. */
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| 31 | int swprintf_s(WCHAR *buffer, size_t cbBuffer, const WCHAR *format, ...)
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| 32 | {
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| 33 | int ret;
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| 34 | va_list va;
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| 35 | va_start(va, format);
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| 36 | ret = _vsnwprintf(buffer, cbBuffer, format, va);
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| 37 | va_end(va);
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| 38 | return ret;
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| 39 | }
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| 40 | #endif
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| 41 |
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| 42 | UINT VBoxGetProperty(MSIHANDLE a_hModule, WCHAR *a_pwszName, WCHAR *a_pwszValue, DWORD a_dwSize)
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| 43 | {
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| 44 | DWORD dwBuffer = 0;
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| 45 | UINT uiRet = MsiGetPropertyW(a_hModule, a_pwszName, L"", &dwBuffer);
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| 46 | if (uiRet == ERROR_MORE_DATA)
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| 47 | {
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| 48 | ++dwBuffer; /* On output does not include terminating null, so add 1. */
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| 49 |
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| 50 | if (dwBuffer > a_dwSize)
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| 51 | return ERROR_MORE_DATA;
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| 52 |
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| 53 | ZeroMemory(a_pwszValue, a_dwSize);
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| 54 | uiRet = MsiGetPropertyW(a_hModule, a_pwszName, a_pwszValue, &dwBuffer);
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| 55 | }
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| 56 | return uiRet;
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| 57 | }
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| 58 |
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| 59 | UINT VBoxSetProperty(MSIHANDLE a_hModule, WCHAR *a_pwszName, WCHAR *a_pwszValue)
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| 60 | {
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| 61 | return MsiSetPropertyW(a_hModule, a_pwszName, a_pwszValue);
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| 62 | }
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| 63 |
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