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+/* -*- c++ -*- */
+/*
+ * Copyright 2008 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio 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; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#ifndef INCLUDED_GC_ALIGNED_ALLOC_H
+#define INCLUDED_GC_ALIGNED_ALLOC_H
+
+#include <boost/shared_ptr.hpp>
+
+/*!
+ * \brief Return pointer to chunk of storage of size size bytes.
+ * The allocation will be aligned to an \p alignment boundary.
+ *
+ * \param size is the number of bytes to allocate
+ * \param alignment is the minimum storage alignment in bytes; must be a power of 2.
+ *
+ * Throws if can't allocate memory. The storage should be freed
+ * with "free" when done. The memory is initialized to zero.
+ */
+void *
+gc_aligned_alloc(size_t size, size_t alignment = 128);
+
+/*!
+ * \brief Return boost::shared_ptr to chunk of storage of size size bytes.
+ * The allocation will be aligned to an \p alignment boundary.
+ *
+ * \param size is the number of bytes to allocate
+ * \param alignment is the minimum storage alignment in bytes; must be a power of 2.
+ *
+ * Throws if can't allocate memory. The storage should be freed
+ * with "free" when done. The memory is initialized to zero.
+ */
+boost::shared_ptr<void>
+gc_aligned_alloc_sptr(size_t size, size_t alignment = 128);
+
+#endif /* INCLUDED_GC_ALIGNED_ALLOC_H */