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/*
* 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) 2019 Amazon.com, Inc. or its affiliates. All Rights
* reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*/
#ifndef MCA_BTL_TCP_ADDR_H
#define MCA_BTL_TCP_ADDR_H
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#include <assert.h>
/**
* Modex address structure.
*
* One of these structures will be sent for every btl module in use by
* the local BTL TCP component. This is used to construct an opal_if_t
* structure for the reachability component as well as populate the
* mca_btl_tcp_addr_t structure on remote procs. These will be used
* for interface matching and filling out the mca_btl_base_endpoint_t
* structure.
*/
struct mca_btl_tcp_modex_addr_t {
uint8_t addr[16]; /* endpoint address. for addr_family
of MCA_BTL_TCP_AF_INET, only the
first 4 bytes have meaning. */
uint32_t addr_ifkindex; /* endpoint kernel index */
uint32_t addr_mask; /* ip mask */
uint32_t addr_bandwidth; /* interface bandwidth */
uint16_t addr_port; /* endpoint listen port */
uint8_t addr_family; /* endpoint address family. Note that
this is
MCA_BTL_TCP_AF_{INET,INET6}, not
the traditional
AF_INET/AF_INET6. */
uint8_t padding[1]; /* pad out to an 8-byte word */
};
typedef struct mca_btl_tcp_modex_addr_t mca_btl_tcp_modex_addr_t;
#if (__STDC_VERSION__ >= 201112L)
_Static_assert(sizeof(struct mca_btl_tcp_modex_addr_t) == 32, "mca_btl_tcp_modex_addr_t");
#endif
/**
* Remote peer address structure
*
* One of these structures will be allocated for every remote endpoint
* associated with a remote proc. The data is pulled from the
* mca_btl_tcp_modex_addr_t structure.
*/
struct mca_btl_tcp_addr_t {
union {
struct in_addr addr_inet; /* IPv6 listen address */
#if OPAL_ENABLE_IPV6
struct in6_addr addr_inet6; /* IPv6 listen address */
#endif
} addr_union;
in_port_t addr_port; /**< listen port */
int addr_ifkindex; /**< remote interface index assigned with
this address */
uint8_t addr_family; /**< AF_INET or AF_INET6 */
};
typedef struct mca_btl_tcp_addr_t mca_btl_tcp_addr_t;
#define MCA_BTL_TCP_AF_INET 0
#define MCA_BTL_TCP_AF_INET6 1
#endif
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