1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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10 * as published by the Free Software Foundation.
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15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
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19 * version 2 along with this program; If not, see [sun.com URL with a
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
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36 * lnet/include/lnet/socklnd.h
38 * #defines shared between socknal implementation and utilities
40 #ifndef __LNET_LNET_SOCKLND_H__
41 #define __LNET_LNET_SOCKLND_H__
43 #include <lnet/types.h>
44 #include <lnet/lib-types.h>
46 #define SOCKLND_CONN_NONE (-1)
47 #define SOCKLND_CONN_ANY 0
48 #define SOCKLND_CONN_CONTROL 1
49 #define SOCKLND_CONN_BULK_IN 2
50 #define SOCKLND_CONN_BULK_OUT 3
51 #define SOCKLND_CONN_NTYPES 4
54 __u32 kshm_magic; /* magic number of socklnd message */
55 __u32 kshm_version; /* version of socklnd message */
56 lnet_nid_t kshm_src_nid; /* sender's nid */
57 lnet_nid_t kshm_dst_nid; /* destination nid */
58 lnet_pid_t kshm_src_pid; /* sender's pid */
59 lnet_pid_t kshm_dst_pid; /* destination pid */
60 __u64 kshm_src_incarnation; /* sender's incarnation */
61 __u64 kshm_dst_incarnation; /* destination's incarnation */
62 __u32 kshm_ctype; /* connection type */
63 __u32 kshm_nips; /* # IP addrs */
64 __u32 kshm_ips[0]; /* IP addrs */
65 } WIRE_ATTR ksock_hello_msg_t;
68 lnet_hdr_t ksnm_hdr; /* lnet hdr */
69 char ksnm_payload[0];/* lnet payload */
70 } WIRE_ATTR ksock_lnet_msg_t;
73 __u32 ksm_type; /* type of socklnd message */
74 __u32 ksm_csum; /* checksum if != 0 */
75 __u64 ksm_zc_req_cookie; /* ack required if != 0 */
76 __u64 ksm_zc_ack_cookie; /* ack if != 0 */
78 ksock_lnet_msg_t lnetmsg; /* lnet message, it's empty if it's NOOP */
80 } WIRE_ATTR ksock_msg_t;
82 #define KSOCK_MSG_NOOP 0xc0 /* ksm_u empty */
83 #define KSOCK_MSG_LNET 0xc1 /* lnet msg */
85 /* We need to know this number to parse hello msg from ksocklnd in
86 * other LND (usocklnd, for example) */
87 #define KSOCK_PROTO_V2 2