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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2007 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 (c) 2009 IBM Corporation. All rights reserved.
*
* Copyright (c) 2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2015-2018 Los Alamos National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
* Registation cache VMA tree implementation
*/
#ifndef MCA_RCACHE_BASE_VMA_TREE_H
#define MCA_RCACHE_BASE_VMA_TREE_H
#include "opal_config.h"
#include "opal/mca/rcache/rcache.h"
#include "rcache_base_vma.h"
/*
* initialize the vma tree
*/
int mca_rcache_base_vma_tree_init (mca_rcache_base_vma_module_t *vma_module);
/*
* clean up the vma tree
*/
void mca_rcache_base_vma_tree_finalize(mca_rcache_base_vma_module_t *vma_module);
/**
* Returns the item in the vma tree
*/
mca_rcache_base_registration_t *mca_rcache_base_vma_tree_find (mca_rcache_base_vma_module_t *vma_module,
unsigned char *base,
unsigned char *bound);
/**
* Returns all registration that overlaps given memory region
*/
int mca_rcache_base_vma_tree_find_all (
mca_rcache_base_vma_module_t *vma_module, unsigned char *base,
unsigned char *bound, mca_rcache_base_registration_t **regs,
int reg_cnt);
/*
* insert an item in the vma tree
*/
int mca_rcache_base_vma_tree_insert (mca_rcache_base_vma_module_t *vma_module,
mca_rcache_base_registration_t* reg, size_t limit);
/*
* remove an item from the vma tree
*/
int mca_rcache_base_vma_tree_delete (mca_rcache_base_vma_module_t *vma_module,
mca_rcache_base_registration_t *reg);
/*
* Dump out the contents of the rcache for debugging.
*/
void mca_rcache_base_vma_tree_dump_range (mca_rcache_base_vma_module_t *vma_module,
unsigned char *base, size_t size, char *msg);
/*
* Iterate over matching registration handles in the tree.
*/
int mca_rcache_base_vma_tree_iterate (mca_rcache_base_vma_module_t *vma_module,
unsigned char *base, size_t size, bool partial_ok,
int (*callback_fn) (struct mca_rcache_base_registration_t *, void *),
void *ctx);
/**
* @brief Get the current size of the vma tree
*
* @param[in] vma_module rcache vma tree module
*
* @returns the current number of vma regions in the tree
*/
size_t mca_rcache_base_vma_tree_size (mca_rcache_base_vma_module_t *vma_module);
#endif /* MCA_RCACHE_BASE_VMA_TREE_H */
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