1 files changed, 268 insertions, 0 deletions
diff --git a/hwpfilter/source/mzstring.cxx b/hwpfilter/source/mzstring.cxx
new file mode 100644
index 000000000..462ed91ad
--- /dev/null
+++ b/hwpfilter/source/mzstring.cxx
@@ -0,0 +1,268 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+/* PURPOSE
+ *   supposed to be used instead of std::string
+ */
+
+#include "mzstring.h"
+
+#ifdef _WIN32
+# if !defined WIN32_LEAN_AND_MEAN
+#  define WIN32_LEAN_AND_MEAN
+# endif
+# include <windows.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifndef _WIN32
+# define wsprintfA sprintf
+#endif
+
+const int AllocSize = 8;
+
+static int get_alloc_size(int len)
+{
+    return (len + AllocSize - 1) / AllocSize * AllocSize;
+}
+
+
+MzString::MzString()
+{
+    Length    = 0;
+    Allocated = 0;
+    Data      = nullptr;
+}
+
+
+MzString::~MzString()
+{
+    if (Data)
+        free(Data);
+}
+
+
+MzString &MzString::operator=(const MzString &s)
+{
+    if(this == &s)
+        return *this;
+
+    int n = s.length();
+    if (allocate(n))
+    {
+        if (n > 0) memcpy(Data, s.Data, n);
+        Length = n;
+    }
+    return *this;
+}
+
+
+MzString &MzString::operator = (const char *s)
+{
+    if (s == nullptr)
+        s = "";
+    int n = strlen(s);
+    if (allocate(n))
+    {
+        if (n > 0) memcpy(Data, s, n);
+        Length = n;
+    }
+    return *this;
+}
+
+
+void MzString::append(const char *s, int slen)
+{
+    if(!s || slen <= 0)
+        return;
+
+    int new_len = Length + slen;
+    if (allocate(new_len))
+    {
+        memcpy(Data + Length, s, slen);
+        Length = new_len;
+    }
+}
+
+
+void MzString::append(MzString const &s)
+{
+    if (s.Data)
+        append(s.Data, s.length());
+}
+
+
+void MzString::append(const char *s)
+{
+    if (!s) return;
+    append(s, strlen(s));
+}
+
+
+int MzString::compare(const char *s)
+{
+    if (!Data)   return -1;
+    if (s==nullptr) return 1;
+
+    Data[Length] = 0;
+    return strcmp(Data, s);
+}
+
+
+int MzString::find(char ch)
+{
+    return find(ch,0);
+}
+
+
+int MzString::find(char ch, int pos)
+{
+    for (int i = pos; i < Length; i++)
+    {
+        if (Data[i] == ch)
+            return i;
+    }
+    return -1;
+}
+
+
+int MzString::rfind(char ch)
+{
+    return rfind(ch, Length - 1);
+}
+
+
+int MzString::rfind(char ch, int pos)
+{
+    if (pos >= Length)
+        return -1;
+
+    while (pos >= 0)
+    {
+        if (Data[pos] == ch)
+            return pos;
+        pos--;
+    }
+    return -1;
+}
+
+
+// << operator
+MzString &MzString::operator << (const char *str)
+{
+    append(str);
+    return *this;
+}
+
+
+MzString &MzString::operator << (char ch)
+{
+    append(&ch, 1);
+    return *this;
+}
+
+
+MzString &MzString::operator << (int i)
+{
+    char str[80];
+
+    wsprintfA(str, "%d", i);
+    append(str);
+    return *this;
+}
+
+
+MzString &MzString::operator << (tools::Long l)
+{
+    char str[80];
+
+    wsprintfA(str, "%ld", l);
+    append(str);
+    return *this;
+}
+
+
+MzString &MzString::operator << (MzString const &s)
+{
+    append(s);
+    return *this;
+}
+
+
+char MzString::operator [] (int n)
+{
+    if (Data && 0 <= n && n < Length)
+        return Data[n];
+
+    return 0;
+}
+
+
+void MzString::replace(int pos, char ch)
+{
+    if (Data && 0 <= pos && pos < Length)
+        Data[pos] = ch;
+}
+
+
+// Private Methods.
+
+
+bool MzString::allocate(int len)
+{
+    len++;                                        // In case we want to add a null.
+
+    if (len < 0)
+        return false;
+
+    if (Data)
+    {
+        if (len < Allocated)
+            return true;
+        else
+        {
+            int   n = get_alloc_size(len);
+            char *p = static_cast<char *>(realloc(Data, n));
+            if (p)
+            {
+                Data      = p;
+                Allocated = n;
+                return true;
+            }
+        }
+    }
+    else
+    {
+// In case we want to add a null.
+        int n = get_alloc_size(len);
+        Data  = static_cast<char *>(malloc(n));
+        if (Data)
+        {
+            Allocated = n;
+            return true;
+        }
+    }
+
+    return false;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */