-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
+/*
+ * GPL HEADER START
*
- * <portals/socknal.h>
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * #defines shared between socknal implementation and utilities
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
*/
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ *
+ * lnet/include/lnet/socklnd.h
+ */
+#ifndef __LNET_LNET_SOCKLND_H__
+#define __LNET_LNET_SOCKLND_H__
+
+#include <uapi/linux/lnet/lnet-types.h>
+#include <uapi/linux/lnet/socklnd.h>
+
+struct ksock_hello_msg {
+ __u32 kshm_magic; /* LNET_PROTO_MAGIC */
+ __u32 kshm_version; /* KSOCK_PROTO_V* */
+ struct lnet_nid kshm_src_nid; /* sender's nid */
+ struct lnet_nid kshm_dst_nid; /* destination nid */
+ lnet_pid_t kshm_src_pid; /* sender's pid */
+ lnet_pid_t kshm_dst_pid; /* destination pid */
+ __u64 kshm_src_incarnation; /* sender's incarnation */
+ __u64 kshm_dst_incarnation; /* destination's incarnation */
+ __u32 kshm_ctype; /* SOCKLND_CONN_* */
+ __u32 kshm_nips; /* always sent as zero */
+ __u32 kshm_ips[0]; /* deprecated */
+} __packed;
+
+struct ksock_hello_msg_nid4 {
+ __u32 kshm_magic; /* LNET_PROTO_MAGIC */
+ __u32 kshm_version; /* KSOCK_PROTO_V* */
+ lnet_nid_t kshm_src_nid; /* sender's nid */
+ lnet_nid_t kshm_dst_nid; /* destination nid */
+ lnet_pid_t kshm_src_pid; /* sender's pid */
+ lnet_pid_t kshm_dst_pid; /* destination pid */
+ __u64 kshm_src_incarnation; /* sender's incarnation */
+ __u64 kshm_dst_incarnation; /* destination's incarnation */
+ __u32 kshm_ctype; /* SOCKLND_CONN_* */
+ __u32 kshm_nips; /* sent as zero */
+ __u32 kshm_ips[0]; /* deprecated */
+} __packed;
+
+struct ksock_msg_hdr {
+ __u32 ksh_type; /* type of socklnd message */
+ __u32 ksh_csum; /* checksum if != 0 */
+ __u64 ksh_zc_cookies[2]; /* Zero-Copy request/ACK
+ * cookie
+ */
+} __packed;
+
+#define KSOCK_MSG_NOOP 0xc0 /* empty */
+#define KSOCK_MSG_LNET 0xc1 /* lnet msg */
+
+struct ksock_msg {
+ struct ksock_msg_hdr ksm_kh;
+ union {
+ /* case ksm_kh.ksh_type == KSOCK_MSG_NOOP */
+ /* - nothing */
+ /* case ksm_kh.ksh_type == KSOCK_MSG_LNET */
+ struct lnet_hdr_nid4 lnetmsg_nid4;
+ /* case ksm_kh.ksh_type == KSOCK_MSG_LNET &&
+ * kshm_version >= KSOCK_PROTO_V4
+ */
+ struct lnet_hdr_nid16 lnetmsg_nid16;
+ } __packed ksm_u;
+} __packed;
+#define ksm_type ksm_kh.ksh_type
+#define ksm_csum ksm_kh.ksh_csum
+#define ksm_zc_cookies ksm_kh.ksh_zc_cookies
+
+/* We need to know this number to parse hello msg from ksocklnd in
+ * other LND (usocklnd, for example) */
+#define KSOCK_PROTO_V2 2
+#define KSOCK_PROTO_V3 3
+#define KSOCK_PROTO_V4 4
-#define SOCKNAL_CONN_NONE (-1)
-#define SOCKNAL_CONN_ANY 0
-#define SOCKNAL_CONN_CONTROL 1
-#define SOCKNAL_CONN_BULK_IN 2
-#define SOCKNAL_CONN_BULK_OUT 3
-#define SOCKNAL_CONN_NTYPES 4
+#endif