/**
  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
  *                         University Research and Technology
  *                         Corporation.  All rights reserved.
  * Copyright (c) 2004-2005 The University of Tennessee and The University
  *                         of Tennessee Research Foundation.  All rights
  *                         reserved.
  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, 
  *                         University of Stuttgart.  All rights reserved.
  * Copyright (c) 2004-2005 The Regents of the University of California.
  *                         All rights reserved.
  *
  * Copyright (c) 2006      Voltaire. All rights reserved.
  *
  * $COPYRIGHT$
  * 
  * Additional copyrights may follow
  * 
  * $HEADER$
  */
/**
  * @file
  * Description of the Registration Cache framework
  */
#ifndef MCA_RCACHE_VMA_H
#define MCA_RCACHE_VMA_H
#include "opal/mca/mca.h"
#include "ompi/info/info.h"
#include "opal/class/opal_list.h" 
#include "ompi/class/ompi_rb_tree.h"
#include "ompi/mca/rcache/rcache.h"

struct mca_rcache_vma_module_t { 
    mca_rcache_base_module_t base;
    ompi_rb_tree_t rb_tree;
    opal_list_t vma_list;
    opal_list_t mru_list;
    size_t reg_mru_len;
    size_t reg_max_mru_size;
    size_t reg_cur_mru_size;

};
typedef struct mca_rcache_vma_module_t mca_rcache_vma_module_t; 


struct mca_rcache_vma_component_t { 
    mca_rcache_base_component_t super; 
    size_t reg_mru_len;
    size_t reg_max_mru_size;
}; typedef struct mca_rcache_vma_component_t mca_rcache_vma_component_t; 

OMPI_DECLSPEC extern mca_rcache_vma_component_t mca_rcache_vma_component;



void mca_rcache_vma_module_init( mca_rcache_vma_module_t* rcache );

int mca_rcache_vma_find (
                        mca_rcache_base_module_t* rcache, 
                        void* addr, 
                        size_t size, 
                        ompi_pointer_array_t* regs, 
                        uint32_t *cnt
                        );

int mca_rcache_vma_insert ( 
                          struct mca_rcache_base_module_t* rcache, 
                          mca_mpool_base_registration_t* registration, 
                          uint32_t flags
                          ); 

int mca_rcache_vma_delete (
                          struct mca_rcache_base_module_t* rcache, 
                          mca_mpool_base_registration_t* registration, 
                          uint32_t flags
                          ); 


/**
  * init/finalize
  */

void mca_rcache_vma_module_init( mca_rcache_vma_module_t* rcache );

void mca_rcache_vma_finalize(
                            struct mca_rcache_base_module_t*
                            );

#endif /* MCA_RCACHE_VMA_H */