tipc_config.h revision e084501669a4e4931c9d648351ecd7d595b81b79
1224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 2e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris * include/uapi/linux/tipc_config.h: Header for TIPC configuration interface 3224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 4224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Copyright (c) 2003-2006, Ericsson AB 5224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Copyright (c) 2005-2007, 2010-2011, Wind River Systems 6224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * All rights reserved. 7224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 8224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Redistribution and use in source and binary forms, with or without 9224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * modification, are permitted provided that the following conditions are met: 10224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 11224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 1. Redistributions of source code must retain the above copyright 12224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * notice, this list of conditions and the following disclaimer. 13224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 2. Redistributions in binary form must reproduce the above copyright 14224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * notice, this list of conditions and the following disclaimer in the 15224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * documentation and/or other materials provided with the distribution. 16224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 3. Neither the names of the copyright holders nor the names of its 17224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * contributors may be used to endorse or promote products derived from 18224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * this software without specific prior written permission. 19224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 20224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Alternatively, this software may be distributed under the terms of the 21224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * GNU General Public License ("GPL") version 2 as published by the Free 22224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Software Foundation. 23224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 24224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 25224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 28224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * POSSIBILITY OF SUCH DAMAGE. 35224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 36224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 37224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#ifndef _LINUX_TIPC_CONFIG_H_ 38224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define _LINUX_TIPC_CONFIG_H_ 39224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 40224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#include <linux/types.h> 41224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#include <linux/string.h> 42224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#include <asm/byteorder.h> 43224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 44224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#ifndef __KERNEL__ 45224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#include <arpa/inet.h> /* for ntohs etc. */ 46224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif 47224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 48224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 49224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Configuration 50224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 51224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * All configuration management messaging involves sending a request message 52224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * to the TIPC configuration service on a node, which sends a reply message 53224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * back. (In the future multi-message replies may be supported.) 54224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 55224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Both request and reply messages consist of a transport header and payload. 56224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * The transport header contains info about the desired operation; 57224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * the payload consists of zero or more type/length/value (TLV) items 58224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * which specify parameters or results for the operation. 59224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 60224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * For many operations, the request and reply messages have a fixed number 61224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * of TLVs (usually zero or one); however, some reply messages may return 62224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * a variable number of TLVs. A failed request is denoted by the presence 63224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * of an "error string" TLV in the reply message instead of the TLV(s) the 64224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * reply should contain if the request succeeds. 65224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 66224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 67224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 68224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Public commands: 69224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * May be issued by any process. 70224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Accepted by own node, or by remote node only if remote management enabled. 71224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 72224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 73224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_NOOP 0x0000 /* tx none, rx none */ 74224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_NODES 0x0001 /* tx net_addr, rx node_info(s) */ 75224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MEDIA_NAMES 0x0002 /* tx none, rx media_name(s) */ 76224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_BEARER_NAMES 0x0003 /* tx none, rx bearer_name(s) */ 77224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_LINKS 0x0004 /* tx net_addr, rx link_info(s) */ 78224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SHOW_NAME_TABLE 0x0005 /* tx name_tbl_query, rx ultra_string */ 79224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SHOW_PORTS 0x0006 /* tx none, rx ultra_string */ 80224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SHOW_LINK_STATS 0x000B /* tx link_name, rx ultra_string */ 81224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SHOW_STATS 0x000F /* tx unsigned, rx ultra_string */ 82224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 83224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 84224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Protected commands: 85224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * May only be issued by "network administration capable" process. 86224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Accepted by own node, or by remote node only if remote management enabled 87224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * and this node is zone manager. 88224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 89224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 90224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_REMOTE_MNG 0x4003 /* tx none, rx unsigned */ 91224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_PORTS 0x4004 /* tx none, rx unsigned */ 92224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_PUBL 0x4005 /* obsoleted */ 93224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_SUBSCR 0x4006 /* obsoleted */ 94224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* obsoleted */ 95224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* obsoleted */ 96224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_NODES 0x4009 /* obsoleted */ 97224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_MAX_SLAVES 0x400A /* obsoleted */ 98224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_GET_NETID 0x400B /* tx none, rx unsigned */ 99224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 100224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_ENABLE_BEARER 0x4101 /* tx bearer_config, rx none */ 101224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_DISABLE_BEARER 0x4102 /* tx bearer_name, rx none */ 102224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_LINK_TOL 0x4107 /* tx link_config, rx none */ 103224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_LINK_PRI 0x4108 /* tx link_config, rx none */ 104224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_LINK_WINDOW 0x4109 /* tx link_config, rx none */ 105224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_LOG_SIZE 0x410A /* obsoleted */ 106224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_DUMP_LOG 0x410B /* obsoleted */ 107224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_RESET_LINK_STATS 0x410C /* tx link_name, rx none */ 108224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 109224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 110224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Private commands: 111224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * May only be issued by "network administration capable" process. 112224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Accepted by own node only; cannot be used on a remote node. 113224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 114224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 115224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_NODE_ADDR 0x8001 /* tx net_addr, rx none */ 116224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_REMOTE_MNG 0x8003 /* tx unsigned, rx none */ 117224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_PORTS 0x8004 /* tx unsigned, rx none */ 118224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_PUBL 0x8005 /* obsoleted */ 119224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_SUBSCR 0x8006 /* obsoleted */ 120224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* obsoleted */ 121224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* obsoleted */ 122224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_NODES 0x8009 /* obsoleted */ 123224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_MAX_SLAVES 0x800A /* obsoleted */ 124224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_SET_NETID 0x800B /* tx unsigned, rx none */ 125224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 126224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 127224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Reserved commands: 128224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * May not be issued by any process. 129224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Used internally by TIPC. 130224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 131224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 132224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CMD_NOT_NET_ADMIN 0xC001 /* tx none, rx none */ 133224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 134224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 135224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * TLV types defined for TIPC 136224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 137224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 138224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_NONE 0 /* no TLV present */ 139224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_VOID 1 /* empty TLV (0 data bytes)*/ 140224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_UNSIGNED 2 /* 32-bit integer */ 141224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_STRING 3 /* char[128] (max) */ 142224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_LARGE_STRING 4 /* char[2048] (max) */ 143224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_ULTRA_STRING 5 /* char[32768] (max) */ 144224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 145224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_ERROR_STRING 16 /* char[128] containing "error code" */ 146224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_NET_ADDR 17 /* 32-bit integer denoting <Z.C.N> */ 147224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_MEDIA_NAME 18 /* char[TIPC_MAX_MEDIA_NAME] */ 148224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_BEARER_NAME 19 /* char[TIPC_MAX_BEARER_NAME] */ 149224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_LINK_NAME 20 /* char[TIPC_MAX_LINK_NAME] */ 150224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_NODE_INFO 21 /* struct tipc_node_info */ 151224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_LINK_INFO 22 /* struct tipc_link_info */ 152224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_BEARER_CONFIG 23 /* struct tipc_bearer_config */ 153224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_LINK_CONFIG 24 /* struct tipc_link_config */ 154224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_NAME_TBL_QUERY 25 /* struct tipc_name_table_query */ 155224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_TLV_PORT_REF 26 /* 32-bit port reference */ 156224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 157224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 158224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Maximum sizes of TIPC bearer-related names (including terminating NUL) 159224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 160224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 161224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_MEDIA_NAME 16 /* format = media */ 162224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_IF_NAME 16 /* format = interface */ 163224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_BEARER_NAME 32 /* format = media:interface */ 164224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_LINK_NAME 60 /* format = Z.C.N:interface-Z.C.N:interface */ 165224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 166224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 167224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Link priority limits (min, default, max, media default) 168224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 169224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 170224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MIN_LINK_PRI 0 171224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_DEF_LINK_PRI 10 172224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_LINK_PRI 31 173224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MEDIA_LINK_PRI (TIPC_MAX_LINK_PRI + 1) 174224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 175224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 176224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Link tolerance limits (min, default, max), in ms 177224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 178224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 179224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MIN_LINK_TOL 50 180224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_DEF_LINK_TOL 1500 181224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_LINK_TOL 30000 182224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 183224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#if (TIPC_MIN_LINK_TOL < 16) 184224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#error "TIPC_MIN_LINK_TOL is too small (abort limit may be NaN)" 185224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif 186224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 187224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 188224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Link window limits (min, default, max), in packets 189224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 190224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 191224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MIN_LINK_WIN 16 192224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_DEF_LINK_WIN 50 193224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_MAX_LINK_WIN 150 194224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 195224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 196224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_node_info { 197224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 addr; /* network address of node */ 198224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 up; /* 0=down, 1= up */ 199224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 200224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 201224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_link_info { 202224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 dest; /* network address of peer node */ 203224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 up; /* 0=down, 1=up */ 204224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng char str[TIPC_MAX_LINK_NAME]; /* link name */ 205224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 206224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 207224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_bearer_config { 208224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 priority; /* Range [1,31]. Override per link */ 209224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 disc_domain; /* <Z.C.N> describing desired nodes */ 210224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng char name[TIPC_MAX_BEARER_NAME]; 211224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 212224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 213224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_link_config { 214224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 value; 215224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng char name[TIPC_MAX_LINK_NAME]; 216224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 217224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 218224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_NTQ_ALLTYPES 0x80000000 219224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 220224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_name_table_query { 221224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 depth; /* 1:type, 2:+name info, 3:+port info, 4+:+debug info */ 222224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 type; /* {t,l,u} info ignored if high bit of "depth" is set */ 223224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 lowbound; /* (i.e. displays all entries of name table) */ 224224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 upbound; 225224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 226224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 227224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 228224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * The error string TLV is a null-terminated string describing the cause 229224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * of the request failure. To simplify error processing (and to save space) 230224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * the first character of the string can be a special error code character 231224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * (lying by the range 0x80 to 0xFF) which represents a pre-defined reason. 232224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 233224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 234224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_TLV_ERROR "\x80" /* request contains incorrect TLV(s) */ 235224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_NOT_NET_ADMIN "\x81" /* must be network administrator */ 236224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_NOT_ZONE_MSTR "\x82" /* must be zone master */ 237224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_NO_REMOTE "\x83" /* remote management not enabled */ 238224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_NOT_SUPPORTED "\x84" /* request is not supported by TIPC */ 239224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_CFG_INVALID_VALUE "\x85" /* request has invalid argument value */ 240224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 241224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 242224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * A TLV consists of a descriptor, followed by the TLV value. 243224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * TLV descriptor fields are stored in network byte order; 244224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * TLV values must also be stored in network byte order (where applicable). 245224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * TLV descriptors must be aligned to addresses which are multiple of 4, 246224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * so up to 3 bytes of padding may exist at the end of the TLV value area. 247224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * There must not be any padding between the TLV descriptor and its value. 248224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 249224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 250224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tlv_desc { 251224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be16 tlv_len; /* TLV length (descriptor + value) */ 252224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be16 tlv_type; /* TLV identifier */ 253224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 254224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 255224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TLV_ALIGNTO 4 256224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 257224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TLV_ALIGN(datalen) (((datalen)+(TLV_ALIGNTO-1)) & ~(TLV_ALIGNTO-1)) 258224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TLV_LENGTH(datalen) (sizeof(struct tlv_desc) + (datalen)) 259224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TLV_SPACE(datalen) (TLV_ALIGN(TLV_LENGTH(datalen))) 260224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TLV_DATA(tlv) ((void *)((char *)(tlv) + TLV_LENGTH(0))) 261224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 262224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TLV_OK(const void *tlv, __u16 space) 263224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 264224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* 265224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Would also like to check that "tlv" is a multiple of 4, 266224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * but don't know how to do this in a portable way. 267224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * - Tried doing (!(tlv & (TLV_ALIGNTO-1))), but GCC compiler 268224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * won't allow binary "&" with a pointer. 269224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * - Tried casting "tlv" to integer type, but causes warning about size 270224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * mismatch when pointer is bigger than chosen type (int, long, ...). 271224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 272224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 273224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return (space >= TLV_SPACE(0)) && 274224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng (ntohs(((struct tlv_desc *)tlv)->tlv_len) <= space); 275224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 276224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 277224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TLV_CHECK(const void *tlv, __u16 space, __u16 exp_type) 278224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 279224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return TLV_OK(tlv, space) && 280224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng (ntohs(((struct tlv_desc *)tlv)->tlv_type) == exp_type); 281224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 282224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 283224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TLV_SET(void *tlv, __u16 type, void *data, __u16 len) 284224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 285224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct tlv_desc *tlv_ptr; 286224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int tlv_len; 287224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 288224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tlv_len = TLV_LENGTH(len); 289224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tlv_ptr = (struct tlv_desc *)tlv; 290224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tlv_ptr->tlv_type = htons(type); 291224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tlv_ptr->tlv_len = htons(tlv_len); 292224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng if (len && data) 293224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng memcpy(TLV_DATA(tlv_ptr), data, tlv_len); 294224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return TLV_SPACE(len); 295224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 296224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 297224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 298224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * A TLV list descriptor simplifies processing of messages 299224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * containing multiple TLVs. 300224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 301224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 302224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tlv_list_desc { 303224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct tlv_desc *tlv_ptr; /* ptr to current TLV */ 304224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u32 tlv_space; /* # bytes from curr TLV to list end */ 305224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 306224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 307224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline void TLV_LIST_INIT(struct tlv_list_desc *list, 308224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng void *data, __u32 space) 309224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 310224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng list->tlv_ptr = (struct tlv_desc *)data; 311224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng list->tlv_space = space; 312224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 313224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 314224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TLV_LIST_EMPTY(struct tlv_list_desc *list) 315224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 316224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return (list->tlv_space == 0); 317224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 318224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 319224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TLV_LIST_CHECK(struct tlv_list_desc *list, __u16 exp_type) 320224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 321224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return TLV_CHECK(list->tlv_ptr, list->tlv_space, exp_type); 322224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 323224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 324224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline void *TLV_LIST_DATA(struct tlv_list_desc *list) 325224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 326224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return TLV_DATA(list->tlv_ptr); 327224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 328224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 329224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline void TLV_LIST_STEP(struct tlv_list_desc *list) 330224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 331224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u16 tlv_space = TLV_ALIGN(ntohs(list->tlv_ptr->tlv_len)); 332224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 333224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng list->tlv_ptr = (struct tlv_desc *)((char *)list->tlv_ptr + tlv_space); 334224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng list->tlv_space -= tlv_space; 335224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 336224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 337224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 338224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Configuration messages exchanged via NETLINK_GENERIC use the following 339224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * family id, name, version and command. 340224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 341224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_GENL_NAME "TIPC" 342224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_GENL_VERSION 0x1 343224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_GENL_CMD 0x1 344224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 345224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 346224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * TIPC specific header used in NETLINK_GENERIC requests. 347224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 348224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_genlmsghdr { 349224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u32 dest; /* Destination address */ 350224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u16 cmd; /* Command */ 351224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u16 reserved; /* Unused */ 352224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 353224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 354224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TIPC_GENL_HDRLEN NLMSG_ALIGN(sizeof(struct tipc_genlmsghdr)) 355224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 356224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 357224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Configuration messages exchanged via TIPC sockets use the TIPC configuration 358224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * message header, which is defined below. This structure is analogous 359224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * to the Netlink message header, but fields are stored in network byte order 360224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * and no padding is permitted between the header and the message data 361224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * that follows. 362224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 363224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 364224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct tipc_cfg_msg_hdr { 365224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be32 tcm_len; /* Message length (including header) */ 366224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be16 tcm_type; /* Command type */ 367224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __be16 tcm_flags; /* Additional flags */ 368224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng char tcm_reserved[8]; /* Unused */ 369224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 370224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 371224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_F_REQUEST 0x1 /* Flag: Request message */ 372224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_F_MORE 0x2 /* Flag: Message to be continued */ 373224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 374224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_ALIGN(datalen) (((datalen)+3) & ~3) 375224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_LENGTH(datalen) (sizeof(struct tipc_cfg_msg_hdr) + datalen) 376224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_SPACE(datalen) (TCM_ALIGN(TCM_LENGTH(datalen))) 377224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define TCM_DATA(tcm_hdr) ((void *)((char *)(tcm_hdr) + TCM_LENGTH(0))) 378224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 379224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstatic inline int TCM_SET(void *msg, __u16 cmd, __u16 flags, 380224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng void *data, __u16 data_len) 381224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng{ 382224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct tipc_cfg_msg_hdr *tcm_hdr; 383224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int msg_len; 384224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 385224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng msg_len = TCM_LENGTH(data_len); 386224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tcm_hdr = (struct tipc_cfg_msg_hdr *)msg; 387224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tcm_hdr->tcm_len = htonl(msg_len); 388224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tcm_hdr->tcm_type = htons(cmd); 389224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng tcm_hdr->tcm_flags = htons(flags); 390224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng if (data_len && data) 391224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng memcpy(TCM_DATA(msg), data, data_len); 392224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng return TCM_SPACE(data_len); 393224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng} 394224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 395224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif 396