/* $Id: nocrt-snprintf.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */ /** @file * IPRT - No-CRT Strings, snprintf(). */ /* * Copyright (C) 2022-2023 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 . * * 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 * *********************************************************************************************************************************/ #define IPRT_NO_CRT_FOR_3RD_PARTY #include "internal/iprt.h" #include #include #undef snprintf int RT_NOCRT(snprintf)(char *pszDst, size_t cbDst, const char *pszFormat, ...) { char szNull[4]; if (pszDst && cbDst > 0) { /* likely */ } else { cbDst = sizeof(szNull); pszDst = szNull; } va_list va; va_start(va, pszFormat); ssize_t cchOutput = RTStrPrintf2V(pszDst, cbDst, pszFormat, va); va_end(va); return cchOutput >= 0 ? cchOutput : -cchOutput; } RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(snprintf);