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diff --git a/exploits/7350855-netkit/netkit-telnet-0.16/telnet/ptrarray.h b/exploits/7350855-netkit/netkit-telnet-0.16/telnet/ptrarray.h
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+++ b/exploits/7350855-netkit/netkit-telnet-0.16/telnet/ptrarray.h
@@ -0,0 +1,92 @@
+//
+//      File:        ptrarray.h
+//      Date:        16-Jul-95
+//      Description: Array of pointers
+//
+/*
+ * Copyright (c) 1995 David A. Holland.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Author nor the names of any contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef PTRARRAY_H
+#define PTRARRAY_H
+
+#ifndef assert
+#include <assert.h>
+#endif
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+template <class T>
+class ptrarray {
+  protected:
+    T **v;
+    int n, max;
+    void reallocto(int x) {
+        while (max<x) max += 16;
+        T **q = new T* [max];
+        for (int i=0; i<n; i++) q[i] = v[i];
+        delete []v;
+        v = q;
+    }
+  public:
+    ptrarray() { v=NULL; n=max=0; }
+    ~ptrarray() { delete []v; }
+
+    int num() const { return n; }
+
+    void setsize(int newsize) {
+      if (newsize>max) reallocto(newsize);
+      if (newsize>n) {
+        for (int i=n; i<newsize; i++) v[i] = NULL;
+      }
+      else {
+        // do nothing
+      }
+      n = newsize;
+    }
+
+    T *&operator [] (int ix) const {
+      assert(ix>=0 && ix<n);
+      return v[ix];
+    }
+
+    int add(T *val) {
+      int ix = n;
+      setsize(n+1);
+      v[ix] = val;
+      return ix;
+    }
+
+    void push(T *val) { add(val); }
+
+    void pop() { setsize(n-1); }
+};
+
+#endif