/*
 * 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.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */
/**
 *  @file
 */
                                                                                                                           
#ifndef MCA_PML_OB1_RDMA_H
#define MCA_PML_OB1_RDMA_H

struct mca_bml_base_endpoint_t;

/**
 * structure to associate RDMA capable BTL(s) with corresponding registration
 */

struct mca_pml_ob1_rdma_btl_t {
    struct mca_bml_base_btl_t* bml_btl; 
    struct mca_mpool_base_registration_t* btl_reg;
};
typedef struct mca_pml_ob1_rdma_btl_t mca_pml_ob1_rdma_btl_t;


#define MCA_PML_OB1_MAX_RDMA_PER_REQUEST 4


/*
 * Of the set of available btls that support RDMA,
 * find those that already have registrations - or
 * register if required (for leave_pinned option)
 */
size_t mca_pml_ob1_rdma_btls(struct mca_bml_base_endpoint_t* endpoint,
    unsigned char* base, size_t size, struct mca_pml_ob1_rdma_btl_t* btls);

#endif