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Diffstat (limited to '')
-rw-r--r-- | src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-StrPrintf.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-StrPrintf.c b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-StrPrintf.c new file mode 100644 index 00000000..8c2d9511 --- /dev/null +++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-StrPrintf.c @@ -0,0 +1,105 @@ +/* $Id: bs3-cmn-StrPrintf.c $ */ +/** @file + * BS3Kit - Bs3StrPrintf, Bs3StrPrintfV + */ + +/* + * Copyright (C) 2007-2023 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 <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 "bs3kit-template-header.h" +#include <iprt/ctype.h> + + +/********************************************************************************************************************************* +* Structures and Typedefs * +*********************************************************************************************************************************/ +typedef struct BS3STRPRINTFSTATE +{ + /** Current buffer position. */ + char *pchBuf; + /** Number of bytes left in the buffer. */ + size_t cchLeft; +} BS3STRPRINTFSTATE; +typedef BS3STRPRINTFSTATE BS3_FAR *PBS3STRPRINTFSTATE; + + + +static BS3_DECL_CALLBACK(size_t) bs3StrPrintfFmtOutput(char ch, void BS3_FAR *pvUser) +{ + PBS3STRPRINTFSTATE pState = (PBS3STRPRINTFSTATE)pvUser; + if (ch) + { + /* Put to the buffer if there is place for this char and a terminator. */ + if (pState->cchLeft > 1) + { + pState->cchLeft--; + *pState->pchBuf++ = ch; + } + + /* Always return 1. */ + return 1; + } + + /* Terminate the string. */ + if (pState->cchLeft) + { + pState->cchLeft--; + *pState->pchBuf++ = '\0'; + } + return 0; +} + + +#undef Bs3StrPrintfV +BS3_CMN_DEF(size_t, Bs3StrPrintfV,(char BS3_FAR *pszBuf, size_t cchBuf, const char BS3_FAR *pszFormat, va_list BS3_FAR va)) +{ + BS3STRPRINTFSTATE State; + State.pchBuf = pszBuf; + State.cchLeft = cchBuf; + return Bs3StrFormatV(pszFormat, va, bs3StrPrintfFmtOutput, &State); +} + + +#undef Bs3StrPrintf +BS3_CMN_DEF(size_t, Bs3StrPrintf,(char BS3_FAR *pszBuf, size_t cchBuf, const char BS3_FAR *pszFormat, ...)) +{ + size_t cchRet; + va_list va; + va_start(va, pszFormat); + cchRet = BS3_CMN_NM(Bs3StrPrintfV)(pszBuf, cchBuf, pszFormat, va); + va_end(va); + return cchRet; +} + |