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Diffstat (limited to 'include/linux/tipc_config.h')
| -rw-r--r-- | include/linux/tipc_config.h | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/include/linux/tipc_config.h b/include/linux/tipc_config.h deleted file mode 100644 index 0b1e3f218a36..000000000000 --- a/include/linux/tipc_config.h +++ /dev/null @@ -1,395 +0,0 @@ -/* - * include/linux/tipc_config.h: Include file for TIPC configuration interface - * - * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005-2007, 2010-2011, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _LINUX_TIPC_CONFIG_H_ -#define _LINUX_TIPC_CONFIG_H_ - -#include <linux/types.h> -#include <linux/string.h> -#include <asm/byteorder.h> - -#ifndef __KERNEL__ -#include <arpa/inet.h> /* for ntohs etc. */ -#endif - -/* - * Configuration - * - * All configuration management messaging involves sending a request message - * to the TIPC configuration service on a node, which sends a reply message - * back. (In the future multi-message replies may be supported.) - * - * Both request and reply messages consist of a transport header and payload. - * The transport header contains info about the desired operation; - * the payload consists of zero or more type/length/value (TLV) items - * which specify parameters or results for the operation. - * - * For many operations, the request and reply messages have a fixed number - * of TLVs (usually zero or one); however, some reply messages may return - * a variable number of TLVs. A failed request is denoted by the presence - * of an "error string" TLV in the reply message instead of the TLV(s) the - * reply should contain if the request succeeds. - */ - -/* - * Public commands: - * May be issued by any process. - * Accepted by own node, or by remote node only if remote management enabled. - */ - -#define TIPC_CMD_NOOP 0x0000 /* tx none, rx none */ -#define TIPC_CMD_GET_NODES 0x0001 /* tx net_addr, rx node_info(s) */ -#define TIPC_CMD_GET_MEDIA_NAMES 0x0002 /* tx none, rx media_name(s) */ -#define TIPC_CMD_GET_BEARER_NAMES 0x0003 /* tx none, rx bearer_name(s) */ -#define TIPC_CMD_GET_LINKS 0x0004 /* tx net_addr, rx link_info(s) */ -#define TIPC_CMD_SHOW_NAME_TABLE 0x0005 /* tx name_tbl_query, rx ultra_string */ -#define TIPC_CMD_SHOW_PORTS 0x0006 /* tx none, rx ultra_string */ -#define TIPC_CMD_SHOW_LINK_STATS 0x000B /* tx link_name, rx ultra_string */ -#define TIPC_CMD_SHOW_STATS 0x000F /* tx unsigned, rx ultra_string */ - -/* - * Protected commands: - * May only be issued by "network administration capable" process. - * Accepted by own node, or by remote node only if remote management enabled - * and this node is zone manager. - */ - -#define TIPC_CMD_GET_REMOTE_MNG 0x4003 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_PORTS 0x4004 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_PUBL 0x4005 /* obsoleted */ -#define TIPC_CMD_GET_MAX_SUBSCR 0x4006 /* obsoleted */ -#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* obsoleted */ -#define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* obsoleted */ -#define TIPC_CMD_GET_MAX_NODES 0x4009 /* obsoleted */ -#define TIPC_CMD_GET_MAX_SLAVES 0x400A /* obsoleted */ -#define TIPC_CMD_GET_NETID 0x400B /* tx none, rx unsigned */ - -#define TIPC_CMD_ENABLE_BEARER 0x4101 /* tx bearer_config, rx none */ -#define TIPC_CMD_DISABLE_BEARER 0x4102 /* tx bearer_name, rx none */ -#define TIPC_CMD_SET_LINK_TOL 0x4107 /* tx link_config, rx none */ -#define TIPC_CMD_SET_LINK_PRI 0x4108 /* tx link_config, rx none */ -#define TIPC_CMD_SET_LINK_WINDOW 0x4109 /* tx link_config, rx none */ -#define TIPC_CMD_SET_LOG_SIZE 0x410A /* obsoleted */ -#define TIPC_CMD_DUMP_LOG 0x410B /* obsoleted */ -#define TIPC_CMD_RESET_LINK_STATS 0x410C /* tx link_name, rx none */ - -/* - * Private commands: - * May only be issued by "network administration capable" process. - * Accepted by own node only; cannot be used on a remote node. - */ - -#define TIPC_CMD_SET_NODE_ADDR 0x8001 /* tx net_addr, rx none */ -#define TIPC_CMD_SET_REMOTE_MNG 0x8003 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_PORTS 0x8004 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_PUBL 0x8005 /* obsoleted */ -#define TIPC_CMD_SET_MAX_SUBSCR 0x8006 /* obsoleted */ -#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* obsoleted */ -#define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* obsoleted */ -#define TIPC_CMD_SET_MAX_NODES 0x8009 /* obsoleted */ -#define TIPC_CMD_SET_MAX_SLAVES 0x800A /* obsoleted */ -#define TIPC_CMD_SET_NETID 0x800B /* tx unsigned, rx none */ - -/* - * Reserved commands: - * May not be issued by any process. - * Used internally by TIPC. - */ - -#define TIPC_CMD_NOT_NET_ADMIN 0xC001 /* tx none, rx none */ - -/* - * TLV types defined for TIPC - */ - -#define TIPC_TLV_NONE 0 /* no TLV present */ -#define TIPC_TLV_VOID 1 /* empty TLV (0 data bytes)*/ -#define TIPC_TLV_UNSIGNED 2 /* 32-bit integer */ -#define TIPC_TLV_STRING 3 /* char[128] (max) */ -#define TIPC_TLV_LARGE_STRING 4 /* char[2048] (max) */ -#define TIPC_TLV_ULTRA_STRING 5 /* char[32768] (max) */ - -#define TIPC_TLV_ERROR_STRING 16 /* char[128] containing "error code" */ -#define TIPC_TLV_NET_ADDR 17 /* 32-bit integer denoting <Z.C.N> */ -#define TIPC_TLV_MEDIA_NAME 18 /* char[TIPC_MAX_MEDIA_NAME] */ -#define TIPC_TLV_BEARER_NAME 19 /* char[TIPC_MAX_BEARER_NAME] */ -#define TIPC_TLV_LINK_NAME 20 /* char[TIPC_MAX_LINK_NAME] */ -#define TIPC_TLV_NODE_INFO 21 /* struct tipc_node_info */ -#define TIPC_TLV_LINK_INFO 22 /* struct tipc_link_info */ -#define TIPC_TLV_BEARER_CONFIG 23 /* struct tipc_bearer_config */ -#define TIPC_TLV_LINK_CONFIG 24 /* struct tipc_link_config */ -#define TIPC_TLV_NAME_TBL_QUERY 25 /* struct tipc_name_table_query */ -#define TIPC_TLV_PORT_REF 26 /* 32-bit port reference */ - -/* - * Maximum sizes of TIPC bearer-related names (including terminating NUL) - */ - -#define TIPC_MAX_MEDIA_NAME 16 /* format = media */ -#define TIPC_MAX_IF_NAME 16 /* format = interface */ -#define TIPC_MAX_BEARER_NAME 32 /* format = media:interface */ -#define TIPC_MAX_LINK_NAME 60 /* format = Z.C.N:interface-Z.C.N:interface */ - -/* - * Link priority limits (min, default, max, media default) - */ - -#define TIPC_MIN_LINK_PRI 0 -#define TIPC_DEF_LINK_PRI 10 -#define TIPC_MAX_LINK_PRI 31 -#define TIPC_MEDIA_LINK_PRI (TIPC_MAX_LINK_PRI + 1) - -/* - * Link tolerance limits (min, default, max), in ms - */ - -#define TIPC_MIN_LINK_TOL 50 -#define TIPC_DEF_LINK_TOL 1500 -#define TIPC_MAX_LINK_TOL 30000 - -#if (TIPC_MIN_LINK_TOL < 16) -#error "TIPC_MIN_LINK_TOL is too small (abort limit may be NaN)" -#endif - -/* - * Link window limits (min, default, max), in packets - */ - -#define TIPC_MIN_LINK_WIN 16 -#define TIPC_DEF_LINK_WIN 50 -#define TIPC_MAX_LINK_WIN 150 - - -struct tipc_node_info { - __be32 addr; /* network address of node */ - __be32 up; /* 0=down, 1= up */ -}; - -struct tipc_link_info { - __be32 dest; /* network address of peer node */ - __be32 up; /* 0=down, 1=up */ - char str[TIPC_MAX_LINK_NAME]; /* link name */ -}; - -struct tipc_bearer_config { - __be32 priority; /* Range [1,31]. Override per link */ - __be32 disc_domain; /* <Z.C.N> describing desired nodes */ - char name[TIPC_MAX_BEARER_NAME]; -}; - -struct tipc_link_config { - __be32 value; - char name[TIPC_MAX_LINK_NAME]; -}; - -#define TIPC_NTQ_ALLTYPES 0x80000000 - -struct tipc_name_table_query { - __be32 depth; /* 1:type, 2:+name info, 3:+port info, 4+:+debug info */ - __be32 type; /* {t,l,u} info ignored if high bit of "depth" is set */ - __be32 lowbound; /* (i.e. displays all entries of name table) */ - __be32 upbound; -}; - -/* - * The error string TLV is a null-terminated string describing the cause - * of the request failure. To simplify error processing (and to save space) - * the first character of the string can be a special error code character - * (lying by the range 0x80 to 0xFF) which represents a pre-defined reason. - */ - -#define TIPC_CFG_TLV_ERROR "\x80" /* request contains incorrect TLV(s) */ -#define TIPC_CFG_NOT_NET_ADMIN "\x81" /* must be network administrator */ -#define TIPC_CFG_NOT_ZONE_MSTR "\x82" /* must be zone master */ -#define TIPC_CFG_NO_REMOTE "\x83" /* remote management not enabled */ -#define TIPC_CFG_NOT_SUPPORTED "\x84" /* request is not supported by TIPC */ -#define TIPC_CFG_INVALID_VALUE "\x85" /* request has invalid argument value */ - -/* - * A TLV consists of a descriptor, followed by the TLV value. - * TLV descriptor fields are stored in network byte order; - * TLV values must also be stored in network byte order (where applicable). - * TLV descriptors must be aligned to addresses which are multiple of 4, - * so up to 3 bytes of padding may exist at the end of the TLV value area. - * There must not be any padding between the TLV descriptor and its value. - */ - -struct tlv_desc { - __be16 tlv_len; /* TLV length (descriptor + value) */ - __be16 tlv_type; /* TLV identifier */ -}; - -#define TLV_ALIGNTO 4 - -#define TLV_ALIGN(datalen) (((datalen)+(TLV_ALIGNTO-1)) & ~(TLV_ALIGNTO-1)) -#define TLV_LENGTH(datalen) (sizeof(struct tlv_desc) + (datalen)) -#define TLV_SPACE(datalen) (TLV_ALIGN(TLV_LENGTH(datalen))) -#define TLV_DATA(tlv) ((void *)((char *)(tlv) + TLV_LENGTH(0))) - -static inline int TLV_OK(const void *tlv, __u16 space) -{ - /* - * Would also like to check that "tlv" is a multiple of 4, - * but don't know how to do this in a portable way. - * - Tried doing (!(tlv & (TLV_ALIGNTO-1))), but GCC compiler - * won't allow binary "&" with a pointer. - * - Tried casting "tlv" to integer type, but causes warning about size - * mismatch when pointer is bigger than chosen type (int, long, ...). - */ - - return (space >= TLV_SPACE(0)) && - (ntohs(((struct tlv_desc *)tlv)->tlv_len) <= space); -} - -static inline int TLV_CHECK(const void *tlv, __u16 space, __u16 exp_type) -{ - return TLV_OK(tlv, space) && - (ntohs(((struct tlv_desc *)tlv)->tlv_type) == exp_type); -} - -static inline int TLV_SET(void *tlv, __u16 type, void *data, __u16 len) -{ - struct tlv_desc *tlv_ptr; - int tlv_len; - - tlv_len = TLV_LENGTH(len); - tlv_ptr = (struct tlv_desc *)tlv; - tlv_ptr->tlv_type = htons(type); - tlv_ptr->tlv_len = htons(tlv_len); - if (len && data) - memcpy(TLV_DATA(tlv_ptr), data, tlv_len); - return TLV_SPACE(len); -} - -/* - * A TLV list descriptor simplifies processing of messages - * containing multiple TLVs. - */ - -struct tlv_list_desc { - struct tlv_desc *tlv_ptr; /* ptr to current TLV */ - __u32 tlv_space; /* # bytes from curr TLV to list end */ -}; - -static inline void TLV_LIST_INIT(struct tlv_list_desc *list, - void *data, __u32 space) -{ - list->tlv_ptr = (struct tlv_desc *)data; - list->tlv_space = space; -} - -static inline int TLV_LIST_EMPTY(struct tlv_list_desc *list) -{ - return (list->tlv_space == 0); -} - -static inline int TLV_LIST_CHECK(struct tlv_list_desc *list, __u16 exp_type) -{ - return TLV_CHECK(list->tlv_ptr, list->tlv_space, exp_type); -} - -static inline void *TLV_LIST_DATA(struct tlv_list_desc *list) -{ - return TLV_DATA(list->tlv_ptr); -} - -static inline void TLV_LIST_STEP(struct tlv_list_desc *list) -{ - __u16 tlv_space = TLV_ALIGN(ntohs(list->tlv_ptr->tlv_len)); - - list->tlv_ptr = (struct tlv_desc *)((char *)list->tlv_ptr + tlv_space); - list->tlv_space -= tlv_space; -} - -/* - * Configuration messages exchanged via NETLINK_GENERIC use the following - * family id, name, version and command. - */ -#define TIPC_GENL_NAME "TIPC" -#define TIPC_GENL_VERSION 0x1 -#define TIPC_GENL_CMD 0x1 - -/* - * TIPC specific header used in NETLINK_GENERIC requests. - */ -struct tipc_genlmsghdr { - __u32 dest; /* Destination address */ - __u16 cmd; /* Command */ - __u16 reserved; /* Unused */ -}; - -#define TIPC_GENL_HDRLEN NLMSG_ALIGN(sizeof(struct tipc_genlmsghdr)) - -/* - * Configuration messages exchanged via TIPC sockets use the TIPC configuration - * message header, which is defined below. This structure is analogous - * to the Netlink message header, but fields are stored in network byte order - * and no padding is permitted between the header and the message data - * that follows. - */ - -struct tipc_cfg_msg_hdr { - __be32 tcm_len; /* Message length (including header) */ - __be16 tcm_type; /* Command type */ - __be16 tcm_flags; /* Additional flags */ - char tcm_reserved[8]; /* Unused */ -}; - -#define TCM_F_REQUEST 0x1 /* Flag: Request message */ -#define TCM_F_MORE 0x2 /* Flag: Message to be continued */ - -#define TCM_ALIGN(datalen) (((datalen)+3) & ~3) -#define TCM_LENGTH(datalen) (sizeof(struct tipc_cfg_msg_hdr) + datalen) -#define TCM_SPACE(datalen) (TCM_ALIGN(TCM_LENGTH(datalen))) -#define TCM_DATA(tcm_hdr) ((void *)((char *)(tcm_hdr) + TCM_LENGTH(0))) - -static inline int TCM_SET(void *msg, __u16 cmd, __u16 flags, - void *data, __u16 data_len) -{ - struct tipc_cfg_msg_hdr *tcm_hdr; - int msg_len; - - msg_len = TCM_LENGTH(data_len); - tcm_hdr = (struct tipc_cfg_msg_hdr *)msg; - tcm_hdr->tcm_len = htonl(msg_len); - tcm_hdr->tcm_type = htons(cmd); - tcm_hdr->tcm_flags = htons(flags); - if (data_len && data) - memcpy(TCM_DATA(msg), data, data_len); - return TCM_SPACE(data_len); -} - -#endif |