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-rw-r--r--src/VBox/Runtime/common/string/strstrip.cpp103
1 files changed, 103 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/string/strstrip.cpp b/src/VBox/Runtime/common/string/strstrip.cpp
new file mode 100644
index 00000000..d49b8ba2
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+++ b/src/VBox/Runtime/common/string/strstrip.cpp
@@ -0,0 +1,103 @@
+/* $Id: strstrip.cpp $ */
+/** @file
+ * IPRT - String Stripping and Trimming.
+ */
+
+/*
+ * Copyright (C) 2006-2023 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 <iprt/string.h>
+#include "internal/iprt.h"
+
+#include <iprt/ctype.h>
+#include <iprt/string.h>
+
+
+/**
+ * Strips blankspaces from both ends of the string.
+ *
+ * @returns Pointer to first non-blank char in the string.
+ * @param psz The string to strip.
+ */
+RTDECL(char *) RTStrStrip(char *psz)
+{
+ /* left */
+ while (RT_C_IS_SPACE(*psz))
+ psz++;
+
+ /* right */
+ char *pszEnd = strchr(psz, '\0');
+ while (--pszEnd > psz && RT_C_IS_SPACE(*pszEnd))
+ *pszEnd = '\0';
+
+ return psz;
+}
+RT_EXPORT_SYMBOL(RTStrStrip);
+
+
+/**
+ * Strips blankspaces from the start of the string.
+ *
+ * @returns Pointer to first non-blank char in the string.
+ * @param psz The string to strip.
+ */
+RTDECL(char *) RTStrStripL(const char *psz)
+{
+ /* left */
+ while (RT_C_IS_SPACE(*psz))
+ psz++;
+
+ return (char *)psz;
+}
+RT_EXPORT_SYMBOL(RTStrStripL);
+
+
+/**
+ * Strips blankspaces from the end of the string.
+ *
+ * @returns psz.
+ * @param psz The string to strip.
+ */
+RTDECL(char *) RTStrStripR(char *psz)
+{
+ /* right */
+ char *pszEnd = strchr(psz, '\0');
+ while (--pszEnd > psz && RT_C_IS_SPACE(*pszEnd))
+ *pszEnd = '\0';
+
+ return psz;
+}
+RT_EXPORT_SYMBOL(RTStrStripR);
+