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-rw-r--r--src/VBox/Runtime/common/string/strformatnum.cpp245
1 files changed, 245 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/string/strformatnum.cpp b/src/VBox/Runtime/common/string/strformatnum.cpp
new file mode 100644
index 00000000..74b262fc
--- /dev/null
+++ b/src/VBox/Runtime/common/string/strformatnum.cpp
@@ -0,0 +1,245 @@
+/* $Id: strformatnum.cpp $ */
+/** @file
+ * IPRT - String Formatter, Single Numbers.
+ */
+
+/*
+ * Copyright (C) 2010-2023 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 *
+*********************************************************************************************************************************/
+#define LOG_GROUP RTLOGGROUP_STRING
+#include <iprt/string.h>
+#include "internal/iprt.h"
+
+#include <iprt/errcore.h>
+#include "internal/string.h"
+
+
+RTDECL(ssize_t) RTStrFormatU8(char *pszBuf, size_t cbBuf, uint8_t u8Value, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ fFlags &= ~RTSTR_F_BIT_MASK;
+ fFlags |= RTSTR_F_8BIT;
+
+ ssize_t cchRet;
+ if (cbBuf >= 64)
+ cchRet = RTStrFormatNumber(pszBuf, u8Value, uiBase, cchWidth, cchPrecision, fFlags);
+ else
+ {
+ char szTmp[64];
+ cchRet = RTStrFormatNumber(szTmp, u8Value, uiBase, cchWidth, cchPrecision, fFlags);
+ if ((size_t)cchRet < cbBuf)
+ memcpy(pszBuf, szTmp, cchRet + 1);
+ else
+ {
+ if (cbBuf)
+ {
+ memcpy(pszBuf, szTmp, cbBuf - 1);
+ pszBuf[cbBuf - 1] = '\0';
+ }
+ cchRet = VERR_BUFFER_OVERFLOW;
+ }
+ }
+ return cchRet;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU16(char *pszBuf, size_t cbBuf, uint16_t u16Value, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ fFlags &= ~RTSTR_F_BIT_MASK;
+ fFlags |= RTSTR_F_16BIT;
+
+ ssize_t cchRet;
+ if (cbBuf >= 64)
+ cchRet = RTStrFormatNumber(pszBuf, u16Value, uiBase, cchWidth, cchPrecision, fFlags);
+ else
+ {
+ char szTmp[64];
+ cchRet = RTStrFormatNumber(szTmp, u16Value, uiBase, cchWidth, cchPrecision, fFlags);
+ if ((size_t)cchRet < cbBuf)
+ memcpy(pszBuf, szTmp, cchRet + 1);
+ else
+ {
+ if (cbBuf)
+ {
+ memcpy(pszBuf, szTmp, cbBuf - 1);
+ pszBuf[cbBuf - 1] = '\0';
+ }
+ cchRet = VERR_BUFFER_OVERFLOW;
+ }
+ }
+ return cchRet;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU32(char *pszBuf, size_t cbBuf, uint32_t u32Value, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ fFlags &= ~RTSTR_F_BIT_MASK;
+ fFlags |= RTSTR_F_32BIT;
+
+ ssize_t cchRet;
+ if (cbBuf >= 64)
+ cchRet = RTStrFormatNumber(pszBuf, u32Value, uiBase, cchWidth, cchPrecision, fFlags);
+ else
+ {
+ char szTmp[64];
+ cchRet = RTStrFormatNumber(szTmp, u32Value, uiBase, cchWidth, cchPrecision, fFlags);
+ if ((size_t)cchRet < cbBuf)
+ memcpy(pszBuf, szTmp, cchRet + 1);
+ else
+ {
+ if (cbBuf)
+ {
+ memcpy(pszBuf, szTmp, cbBuf - 1);
+ pszBuf[cbBuf - 1] = '\0';
+ }
+ cchRet = VERR_BUFFER_OVERFLOW;
+ }
+ }
+ return cchRet;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU64(char *pszBuf, size_t cbBuf, uint64_t u64Value, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ fFlags &= ~RTSTR_F_BIT_MASK;
+ fFlags |= RTSTR_F_64BIT;
+
+ ssize_t cchRet;
+ if (cbBuf >= 64)
+ cchRet = RTStrFormatNumber(pszBuf, u64Value, uiBase, cchWidth, cchPrecision, fFlags);
+ else
+ {
+ char szTmp[64];
+ cchRet = RTStrFormatNumber(szTmp, u64Value, uiBase, cchWidth, cchPrecision, fFlags);
+ if ((size_t)cchRet < cbBuf)
+ memcpy(pszBuf, szTmp, cchRet + 1);
+ else
+ {
+ if (cbBuf)
+ {
+ memcpy(pszBuf, szTmp, cbBuf - 1);
+ pszBuf[cbBuf - 1] = '\0';
+ }
+ cchRet = VERR_BUFFER_OVERFLOW;
+ }
+ }
+ return cchRet;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU128(char *pszBuf, size_t cbBuf, PCRTUINT128U pu128, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ NOREF(cchWidth); NOREF(cchPrecision);
+ if (uiBase != 16)
+ fFlags |= RTSTR_F_SPECIAL;
+ fFlags &= ~RTSTR_F_BIT_MASK;
+
+ char szTmp[64+32+32+32];
+ char *pszTmp = cbBuf >= sizeof(szTmp) ? pszBuf : szTmp;
+ size_t cchResult = RTStrFormatNumber(pszTmp, pu128->QWords.qw1, 16, 0, 0, fFlags | RTSTR_F_64BIT);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu128->QWords.qw0, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ if (pszTmp == pszBuf)
+ return cchResult;
+ int rc = RTStrCopy(pszBuf, cbBuf, pszTmp);
+ if (RT_SUCCESS(rc))
+ return cchResult;
+ return rc;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU256(char *pszBuf, size_t cbBuf, PCRTUINT256U pu256, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ NOREF(cchWidth); NOREF(cchPrecision);
+ if (uiBase != 16)
+ fFlags |= RTSTR_F_SPECIAL;
+ fFlags &= ~RTSTR_F_BIT_MASK;
+
+ char szTmp[64+32+32+32];
+ char *pszTmp = cbBuf >= sizeof(szTmp) ? pszBuf : szTmp;
+ size_t cchResult = RTStrFormatNumber(pszTmp, pu256->QWords.qw3, 16, 0, 0, fFlags | RTSTR_F_64BIT);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu256->QWords.qw2, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu256->QWords.qw1, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu256->QWords.qw0, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ if (pszTmp == pszBuf)
+ return cchResult;
+ int rc = RTStrCopy(pszBuf, cbBuf, pszTmp);
+ if (RT_SUCCESS(rc))
+ return cchResult;
+ return rc;
+}
+
+
+RTDECL(ssize_t) RTStrFormatU512(char *pszBuf, size_t cbBuf, PCRTUINT512U pu512, unsigned int uiBase,
+ signed int cchWidth, signed int cchPrecision, uint32_t fFlags)
+{
+ NOREF(cchWidth); NOREF(cchPrecision);
+ if (uiBase != 16)
+ fFlags |= RTSTR_F_SPECIAL;
+ fFlags &= ~RTSTR_F_BIT_MASK;
+
+ char szTmp[64+32+32+32 + 32+32+32+32];
+ char *pszTmp = cbBuf >= sizeof(szTmp) ? pszBuf : szTmp;
+ size_t cchResult = RTStrFormatNumber(pszTmp, pu512->QWords.qw7, 16, 0, 0, fFlags | RTSTR_F_64BIT);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw6, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw5, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw4, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw3, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw2, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw1, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ cchResult += RTStrFormatNumber(&pszTmp[cchResult], pu512->QWords.qw0, 16, 8, 0,
+ (fFlags | RTSTR_F_64BIT | RTSTR_F_ZEROPAD) & ~RTSTR_F_SPECIAL);
+ if (pszTmp == pszBuf)
+ return cchResult;
+ int rc = RTStrCopy(pszBuf, cbBuf, pszTmp);
+ if (RT_SUCCESS(rc))
+ return cchResult;
+ return rc;
+}
+
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