strformatnum.cpp revision 3a5a556c2fdc2f5e6e190344ced2fb0c01b46ae9
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync/* $Id$ */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync/** @file
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * IPRT - String Formatter, Single Numbers.
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync/*
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * Copyright (C) 2010 Oracle Corporation
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * available from http://www.virtualbox.org. This file is free software;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * you can redistribute it and/or modify it under the terms of the GNU
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * General Public License (GPL) as published by the Free Software
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * The contents of this file may alternatively be used under the terms
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * of the Common Development and Distribution License Version 1.0
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * VirtualBox OSE distribution, in which case the provisions of the
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * CDDL are applicable instead of those of the GPL.
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * You may elect to license modified versions of this file under the
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * terms and conditions of either the GPL or the CDDL or both.
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync/*******************************************************************************
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync* Header Files *
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync*******************************************************************************/
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync#define LOG_GROUP RTLOGGROUP_STRING
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync#include <iprt/string.h>
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync#include "internal/iprt.h"
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync#include <iprt/assert.h>
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync#include "internal/string.h"
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatU8(char *pszBuf, size_t cbBuf, uint8_t u8Value, unsigned int uiBase,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags &= ~RTSTR_F_BIT_MASK;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags |= RTSTR_F_8BIT;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync ssize_t cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf >= 64)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(pszBuf, u8Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[64];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(szTmp, u8Value, uiBase, cchWidth, cchPrecision, fFlags);
3a5a556c2fdc2f5e6e190344ced2fb0c01b46ae9vboxsync if ((size_t)cchRet < cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cchRet + 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cbBuf - 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszBuf[cbBuf - 1] = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = VERR_BUFFER_OVERFLOW;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatU16(char *pszBuf, size_t cbBuf, uint16_t u16Value, unsigned int uiBase,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags &= ~RTSTR_F_BIT_MASK;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags |= RTSTR_F_16BIT;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync ssize_t cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf >= 64)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(pszBuf, u16Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[64];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(szTmp, u16Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if ((size_t)cchRet <= cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cchRet + 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cbBuf - 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszBuf[cbBuf - 1] = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = VERR_BUFFER_OVERFLOW;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatU32(char *pszBuf, size_t cbBuf, uint32_t u32Value, unsigned int uiBase,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags &= ~RTSTR_F_BIT_MASK;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags |= RTSTR_F_32BIT;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync ssize_t cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf >= 64)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(pszBuf, u32Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[64];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(szTmp, u32Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if ((size_t)cchRet <= cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cchRet + 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cbBuf - 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszBuf[cbBuf - 1] = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = VERR_BUFFER_OVERFLOW;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatU64(char *pszBuf, size_t cbBuf, uint64_t u64Value, unsigned int uiBase,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags &= ~RTSTR_F_BIT_MASK;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags |= RTSTR_F_64BIT;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync ssize_t cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf >= 64)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(pszBuf, u64Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[64];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = RTStrFormatNumber(szTmp, u64Value, uiBase, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if ((size_t)cchRet <= cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cchRet + 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cbBuf - 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszBuf[cbBuf - 1] = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = VERR_BUFFER_OVERFLOW;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatU128(char *pszBuf, size_t cbBuf, PCRTUINT128U pu128, unsigned int uiBase,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
4e47bb772df0d04d1ded3e06354de547d52e2d06vboxsync NOREF(cchWidth); NOREF(cchPrecision);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (uiBase != 16)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags |= RTSTR_F_SPECIAL;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync fFlags &= ~RTSTR_F_BIT_MASK;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[64+32];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync size_t cchFirst = RTStrFormatNumber(szTmp, pu128->s.Hi, 16, 0, 0, fFlags | RTSTR_F_64BIT);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync size_t cchSecond = RTStrFormatNumber(&szTmp[cchFirst], pu128->s.Lo, 16, 8, 0,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync int rc = RTStrCopy(pszBuf, cbBuf, szTmp);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (RT_FAILURE(rc))
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return rc;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchFirst + cchSecond;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatR80u2(char *pszBuf, size_t cbBuf, PCRTFLOAT80U2 pr80Value, signed int cchWidth,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
4e47bb772df0d04d1ded3e06354de547d52e2d06vboxsync NOREF(cchWidth); NOREF(cchPrecision); NOREF(fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char szTmp[160];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync char *pszTmp = szTmp;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (pr80Value->s.fSign)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = '-';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = '+';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (pr80Value->s.uExponent == 0)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if ( !pr80Value->sj64.u63Fraction
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync && pr80Value->sj64.fInteger)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = '0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync /* else: Denormal, handled way below. */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else if (pr80Value->sj64.uExponent == UINT16_C(0x7fff))
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync /** @todo Figure out Pseudo inf/nan... */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (pr80Value->sj64.fInteger)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'P';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (pr80Value->sj64.u63Fraction == 0)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'I';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'n';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'f';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'N';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'a';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'N';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (pszTmp != &szTmp[1])
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = pr80Value->sj64.fInteger ? '1' : '0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'm';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszTmp += RTStrFormatNumber(pszTmp, pr80Value->sj64.u63Fraction, 16, 2+16, 0,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync RTSTR_F_SPECIAL | RTSTR_F_ZEROPAD | RTSTR_F_64BIT);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync *pszTmp++ = 'e';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszTmp += RTStrFormatNumber(pszTmp, (int32_t)pr80Value->sj64.uExponent - 16383, 10, 0, 0,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync RTSTR_F_ZEROPAD | RTSTR_F_32BIT | RTSTR_F_VALSIGNED);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync /*
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync * Copy out the result.
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync */
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync ssize_t cchRet = pszTmp - &szTmp[0];
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if ((size_t)cchRet <= cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cchRet + 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync else
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync if (cbBuf)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync {
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync memcpy(pszBuf, szTmp, cbBuf - 1);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync pszBuf[cbBuf - 1] = '\0';
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync cchRet = VERR_BUFFER_OVERFLOW;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync }
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return cchRet;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsyncRTDECL(ssize_t) RTStrFormatR80(char *pszBuf, size_t cbBuf, PCRTFLOAT80U pr80Value, signed int cchWidth,
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync signed int cchPrecision, uint32_t fFlags)
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync{
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync RTFLOAT80U2 r80ValueU2;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync RT_ZERO(r80ValueU2);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync r80ValueU2.s.fSign = pr80Value->s.fSign;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync r80ValueU2.s.uExponent = pr80Value->s.uExponent;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync r80ValueU2.s.u64Mantissa = pr80Value->s.u64Mantissa;
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync return RTStrFormatR80u2(pszBuf, cbBuf, &r80ValueU2, cchWidth, cchPrecision, fFlags);
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync}
70b16f60a7378dd3a1e6007f823c8ea9377ddfe2vboxsync