diff options
Diffstat (limited to 'src/VBox/Runtime/r3/win/vcc-fakes-ws2_32.cpp')
-rw-r--r-- | src/VBox/Runtime/r3/win/vcc-fakes-ws2_32.cpp | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/win/vcc-fakes-ws2_32.cpp b/src/VBox/Runtime/r3/win/vcc-fakes-ws2_32.cpp new file mode 100644 index 00000000..180fc96f --- /dev/null +++ b/src/VBox/Runtime/r3/win/vcc-fakes-ws2_32.cpp @@ -0,0 +1,113 @@ +/* $Id: vcc-fakes-ws2_32.cpp $ */ +/** @file + * IPRT - Tricks to make the Visual C++ 2010 CRT work on NT4, W2K and XP - WS2_32.DLL. + */ + +/* + * Copyright (C) 2012-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include <iprt/cdefs.h> +#include <iprt/types.h> +#include <iprt/asm.h> +#include <iprt/string.h> + +#ifndef RT_ARCH_X86 +# error "This code is X86 only" +#endif + +#define getaddrinfo Ignore_getaddrinfo +#define freeaddrinfo Ignore_freeaddrinfo + +#include <iprt/win/winsock2.h> +#include <iprt/win/ws2tcpip.h> + +#undef getaddrinfo +#undef freeaddrinfo + + +/** Dynamically resolves an kernel32 API. */ +#define RESOLVE_ME(ApiNm) \ + static bool volatile s_fInitialized = false; \ + static decltype(ApiNm) *s_pfnApi = NULL; \ + decltype(ApiNm) *pfnApi; \ + if (s_fInitialized) \ + pfnApi = s_pfnApi; \ + else \ + { \ + pfnApi = (decltype(pfnApi))GetProcAddress(GetModuleHandleW(L"wc2_32.dll"), #ApiNm); \ + s_pfnApi = pfnApi; \ + s_fInitialized = true; \ + } do {} while (0) \ + + +extern "C" +__declspec(dllexport) +int WINAPI getaddrinfo(const char *pszNodeName, const char *pszServiceName, const struct addrinfo *pHints, + struct addrinfo **ppResults) +{ + RESOLVE_ME(getaddrinfo); + if (pfnApi) + return pfnApi(pszNodeName, pszServiceName, pHints, ppResults); + + /** @todo fallback */ + WSASetLastError(WSAEAFNOSUPPORT); + return WSAEAFNOSUPPORT; +} + + + +extern "C" +__declspec(dllexport) +void WINAPI freeaddrinfo(struct addrinfo *pResults) +{ + RESOLVE_ME(freeaddrinfo); + if (pfnApi) + pfnApi(pResults); + else + { + Assert(!pResults); + /** @todo fallback */ + } +} + + + +/* Dummy to force dragging in this object in the link, so the linker + won't accidentally use the symbols from kernel32. */ +extern "C" int vcc100_ws2_32_fakes_cpp(void) +{ + return 42; +} + |