openflow build environment setup

openflow/include/click/standard/alignmentinfo.hh

@@ -0,0 +1,48 @@
+// -*- related-file-name: "../../../elements/standard/alignmentinfo.cc" -*-
+#ifndef CLICK_ALIGNMENTINFO_HH
+#define CLICK_ALIGNMENTINFO_HH
+#include <click/element.hh>
+CLICK_DECLS
+
+/*
+ * =c
+ * AlignmentInfo(ELEMENT [MODULUS OFFSET ...], ...)
+ * =s information
+ * specifies alignment information
+ * =io
+ * None
+ * =d
+ * Provides information about the packet alignment specified elements can
+ * expect. Each configuration argument has the form
+ * `ELEMENT [MODULUS0 OFFSET0 MODULUS1 OFFSET1 ...]',
+ * where there are zero or more MODULUS-OFFSET pairs.
+ * All packets arriving at ELEMENT's
+ * I<n>th input will start `OFFSETI<n>' bytes
+ * off from a `MODULUSI<n>'-byte boundary.
+ * =n
+ * This element is inserted automatically by click-align(1).
+ * =a Align, click-align(1)
+ */
+
+class AlignmentInfo : public Element { public:
+
+    AlignmentInfo();
+
+    const char *class_name() const	{ return "AlignmentInfo"; }
+    int configure_phase() const		{ return CONFIGURE_PHASE_INFO; }
+    int configure(Vector<String> &, ErrorHandler *);
+
+    bool query1(const Element *e, int port, int &chunk, int &offset) const;
+    static bool query(const Element *e, int port, int &chunk, int &offset);
+
+  private:
+
+    Vector<int> _elem_offset;
+    Vector<int> _elem_icount;
+    Vector<int> _chunks;
+    Vector<int> _offsets;
+
+};
+
+CLICK_ENDDECLS
+#endif