+++ /dev/null
-/*
- * include/net/tipc/tipc.h: Main include file for TIPC users
- *
- * Copyright (c) 2003-2006, Ericsson AB
- * Copyright (c) 2005,2010 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 _NET_TIPC_H_
-#define _NET_TIPC_H_
-
-#ifdef __KERNEL__
-
-#include <linux/tipc.h>
-#include <linux/skbuff.h>
-
-/*
- * Native API
- */
-
-/*
- * TIPC operating mode routines
- */
-
-#define TIPC_NOT_RUNNING 0
-#define TIPC_NODE_MODE 1
-#define TIPC_NET_MODE 2
-
-typedef void (*tipc_mode_event)(void *usr_handle, int mode, u32 addr);
-
-int tipc_attach(unsigned int *userref, tipc_mode_event, void *usr_handle);
-
-void tipc_detach(unsigned int userref);
-
-/*
- * TIPC port manipulation routines
- */
-
-typedef void (*tipc_msg_err_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size,
- int reason,
- struct tipc_portid const *attmpt_destid);
-
-typedef void (*tipc_named_msg_err_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size,
- int reason,
- struct tipc_name_seq const *attmpt_dest);
-
-typedef void (*tipc_conn_shutdown_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size,
- int reason);
-
-typedef void (*tipc_msg_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size,
- unsigned int importance,
- struct tipc_portid const *origin);
-
-typedef void (*tipc_named_msg_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size,
- unsigned int importance,
- struct tipc_portid const *orig,
- struct tipc_name_seq const *dest);
-
-typedef void (*tipc_conn_msg_event) (void *usr_handle,
- u32 portref,
- struct sk_buff **buf,
- unsigned char const *data,
- unsigned int size);
-
-typedef void (*tipc_continue_event) (void *usr_handle,
- u32 portref);
-
-int tipc_createport(unsigned int tipc_user,
- void *usr_handle,
- unsigned int importance,
- tipc_msg_err_event error_cb,
- tipc_named_msg_err_event named_error_cb,
- tipc_conn_shutdown_event conn_error_cb,
- tipc_msg_event message_cb,
- tipc_named_msg_event named_message_cb,
- tipc_conn_msg_event conn_message_cb,
- tipc_continue_event continue_event_cb,
- u32 *portref);
-
-int tipc_deleteport(u32 portref);
-
-int tipc_ownidentity(u32 portref, struct tipc_portid *port);
-
-int tipc_portimportance(u32 portref, unsigned int *importance);
-int tipc_set_portimportance(u32 portref, unsigned int importance);
-
-int tipc_portunreliable(u32 portref, unsigned int *isunreliable);
-int tipc_set_portunreliable(u32 portref, unsigned int isunreliable);
-
-int tipc_portunreturnable(u32 portref, unsigned int *isunreturnable);
-int tipc_set_portunreturnable(u32 portref, unsigned int isunreturnable);
-
-int tipc_publish(u32 portref, unsigned int scope,
- struct tipc_name_seq const *name_seq);
-int tipc_withdraw(u32 portref, unsigned int scope,
- struct tipc_name_seq const *name_seq);
-
-int tipc_connect2port(u32 portref, struct tipc_portid const *port);
-
-int tipc_disconnect(u32 portref);
-
-int tipc_shutdown(u32 ref);
-
-/*
- * TIPC messaging routines
- */
-
-#define TIPC_PORT_IMPORTANCE 100 /* send using current port setting */
-
-
-int tipc_send(u32 portref,
- unsigned int num_sect,
- struct iovec const *msg_sect);
-
-int tipc_send2name(u32 portref,
- struct tipc_name const *name,
- u32 domain,
- unsigned int num_sect,
- struct iovec const *msg_sect);
-
-int tipc_send2port(u32 portref,
- struct tipc_portid const *dest,
- unsigned int num_sect,
- struct iovec const *msg_sect);
-
-int tipc_send_buf2port(u32 portref,
- struct tipc_portid const *dest,
- struct sk_buff *buf,
- unsigned int dsz);
-
-int tipc_multicast(u32 portref,
- struct tipc_name_seq const *seq,
- u32 domain, /* currently unused */
- unsigned int section_count,
- struct iovec const *msg);
-#endif
-
-#endif
+++ /dev/null
-/*
- * include/net/tipc/tipc_bearer.h: Include file for privileged access to TIPC bearers
- *
- * Copyright (c) 2003-2006, Ericsson AB
- * Copyright (c) 2005, 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 _NET_TIPC_BEARER_H_
-#define _NET_TIPC_BEARER_H_
-
-#ifdef __KERNEL__
-
-#include <linux/tipc_config.h>
-#include <linux/skbuff.h>
-#include <linux/spinlock.h>
-
-/*
- * Identifiers of supported TIPC media types
- */
-
-#define TIPC_MEDIA_TYPE_ETH 1
-
-/*
- * Destination address structure used by TIPC bearers when sending messages
- *
- * IMPORTANT: The fields of this structure MUST be stored using the specified
- * byte order indicated below, as the structure is exchanged between nodes
- * as part of a link setup process.
- */
-
-struct tipc_media_addr {
- __be32 type; /* bearer type (network byte order) */
- union {
- __u8 eth_addr[6]; /* 48 bit Ethernet addr (byte array) */
-#if 0
- /* Prototypes for other possible bearer types */
-
- struct {
- __u16 sin_family;
- __u16 sin_port;
- struct {
- __u32 s_addr;
- } sin_addr;
- char pad[4];
- } addr_in; /* IP-based bearer */
- __u16 sock_descr; /* generic socket bearer */
-#endif
- } dev_addr;
-};
-
-/**
- * struct tipc_bearer - TIPC bearer info available to privileged users
- * @usr_handle: pointer to additional user-defined information about bearer
- * @mtu: max packet size bearer can support
- * @blocked: non-zero if bearer is blocked
- * @lock: spinlock for controlling access to bearer
- * @addr: media-specific address associated with bearer
- * @name: bearer name (format = media:interface)
- *
- * Note: TIPC initializes "name" and "lock" fields; user is responsible for
- * initialization all other fields when a bearer is enabled.
- */
-
-struct tipc_bearer {
- void *usr_handle;
- u32 mtu;
- int blocked;
- spinlock_t lock;
- struct tipc_media_addr addr;
- char name[TIPC_MAX_BEARER_NAME];
-};
-
-/*
- * TIPC routines available to supported media types
- */
-
-int tipc_register_media(u32 media_type,
- char *media_name,
- int (*enable)(struct tipc_bearer *),
- void (*disable)(struct tipc_bearer *),
- int (*send_msg)(struct sk_buff *,
- struct tipc_bearer *,
- struct tipc_media_addr *),
- char *(*addr2str)(struct tipc_media_addr *a,
- char *str_buf,
- int str_size),
- struct tipc_media_addr *bcast_addr,
- const u32 bearer_priority,
- const u32 link_tolerance, /* [ms] */
- const u32 send_window_limit);
-
-void tipc_recv_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr);
-
-int tipc_block_bearer(const char *name);
-void tipc_continue(struct tipc_bearer *tb_ptr);
-
-int tipc_enable_bearer(const char *bearer_name, u32 bcast_scope, u32 priority);
-int tipc_disable_bearer(const char *name);
-
-/*
- * Routines made available to TIPC by supported media types
- */
-
-int tipc_eth_media_start(void);
-void tipc_eth_media_stop(void);
-
-#endif
-
-#endif
+++ /dev/null
-/*
- * include/net/tipc/tipc_msg.h: Include file for privileged access to TIPC message headers
- *
- * Copyright (c) 2003-2006, Ericsson AB
- * Copyright (c) 2005, 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 _NET_TIPC_MSG_H_
-#define _NET_TIPC_MSG_H_
-
-#ifdef __KERNEL__
-
-struct tipc_msg {
- __be32 hdr[15];
-};
-
-
-/*
- TIPC user data message header format, version 2:
-
-
- 1 0 9 8 7 6 5 4|3 2 1 0 9 8 7 6|5 4 3 2 1 0 9 8|7 6 5 4 3 2 1 0
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w0:|vers | user |hdr sz |n|d|s|-| message size |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w1:|mstyp| error |rer cnt|lsc|opt p| broadcast ack no |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w2:| link level ack no | broadcast/link level seq no |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w3:| previous node |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w4:| originating port |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w5:| destination port |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w6:| originating node |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w7:| destination node |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w8:| name type / transport sequence number |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- w9:| name instance/multicast lower bound |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- wA:| multicast upper bound |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- / /
- \ options \
- / /
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
-
-*/
-
-#define TIPC_CONN_MSG 0
-#define TIPC_MCAST_MSG 1
-#define TIPC_NAMED_MSG 2
-#define TIPC_DIRECT_MSG 3
-
-
-static inline u32 msg_word(struct tipc_msg *m, u32 pos)
-{
- return ntohl(m->hdr[pos]);
-}
-
-static inline u32 msg_bits(struct tipc_msg *m, u32 w, u32 pos, u32 mask)
-{
- return (msg_word(m, w) >> pos) & mask;
-}
-
-static inline u32 msg_importance(struct tipc_msg *m)
-{
- return msg_bits(m, 0, 25, 0xf);
-}
-
-static inline u32 msg_hdr_sz(struct tipc_msg *m)
-{
- return msg_bits(m, 0, 21, 0xf) << 2;
-}
-
-static inline int msg_short(struct tipc_msg *m)
-{
- return msg_hdr_sz(m) == 24;
-}
-
-static inline u32 msg_size(struct tipc_msg *m)
-{
- return msg_bits(m, 0, 0, 0x1ffff);
-}
-
-static inline u32 msg_data_sz(struct tipc_msg *m)
-{
- return msg_size(m) - msg_hdr_sz(m);
-}
-
-static inline unchar *msg_data(struct tipc_msg *m)
-{
- return ((unchar *)m) + msg_hdr_sz(m);
-}
-
-static inline u32 msg_type(struct tipc_msg *m)
-{
- return msg_bits(m, 1, 29, 0x7);
-}
-
-static inline u32 msg_named(struct tipc_msg *m)
-{
- return msg_type(m) == TIPC_NAMED_MSG;
-}
-
-static inline u32 msg_mcast(struct tipc_msg *m)
-{
- return msg_type(m) == TIPC_MCAST_MSG;
-}
-
-static inline u32 msg_connected(struct tipc_msg *m)
-{
- return msg_type(m) == TIPC_CONN_MSG;
-}
-
-static inline u32 msg_errcode(struct tipc_msg *m)
-{
- return msg_bits(m, 1, 25, 0xf);
-}
-
-static inline u32 msg_prevnode(struct tipc_msg *m)
-{
- return msg_word(m, 3);
-}
-
-static inline u32 msg_origport(struct tipc_msg *m)
-{
- return msg_word(m, 4);
-}
-
-static inline u32 msg_destport(struct tipc_msg *m)
-{
- return msg_word(m, 5);
-}
-
-static inline u32 msg_mc_netid(struct tipc_msg *m)
-{
- return msg_word(m, 5);
-}
-
-static inline u32 msg_orignode(struct tipc_msg *m)
-{
- if (likely(msg_short(m)))
- return msg_prevnode(m);
- return msg_word(m, 6);
-}
-
-static inline u32 msg_destnode(struct tipc_msg *m)
-{
- return msg_word(m, 7);
-}
-
-static inline u32 msg_nametype(struct tipc_msg *m)
-{
- return msg_word(m, 8);
-}
-
-static inline u32 msg_nameinst(struct tipc_msg *m)
-{
- return msg_word(m, 9);
-}
-
-static inline u32 msg_namelower(struct tipc_msg *m)
-{
- return msg_nameinst(m);
-}
-
-static inline u32 msg_nameupper(struct tipc_msg *m)
-{
- return msg_word(m, 10);
-}
-
-#endif
-
-#endif
+++ /dev/null
-/*
- * include/net/tipc/tipc_port.h: Include file for privileged access to TIPC ports
- *
- * Copyright (c) 1994-2007, Ericsson AB
- * Copyright (c) 2005-2008, 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 _NET_TIPC_PORT_H_
-#define _NET_TIPC_PORT_H_
-
-#ifdef __KERNEL__
-
-#include <linux/tipc.h>
-#include <linux/skbuff.h>
-#include <net/tipc/tipc_msg.h>
-
-#define TIPC_FLOW_CONTROL_WIN 512
-
-/**
- * struct tipc_port - native TIPC port info available to privileged users
- * @usr_handle: pointer to additional user-defined information about port
- * @lock: pointer to spinlock for controlling access to port
- * @connected: non-zero if port is currently connected to a peer port
- * @conn_type: TIPC type used when connection was established
- * @conn_instance: TIPC instance used when connection was established
- * @conn_unacked: number of unacknowledged messages received from peer port
- * @published: non-zero if port has one or more associated names
- * @congested: non-zero if cannot send because of link or port congestion
- * @max_pkt: maximum packet size "hint" used when building messages sent by port
- * @ref: unique reference to port in TIPC object registry
- * @phdr: preformatted message header used when sending messages
- */
-
-struct tipc_port {
- void *usr_handle;
- spinlock_t *lock;
- int connected;
- u32 conn_type;
- u32 conn_instance;
- u32 conn_unacked;
- int published;
- u32 congested;
- u32 max_pkt;
- u32 ref;
- struct tipc_msg phdr;
-};
-
-
-struct tipc_port *tipc_createport_raw(void *usr_handle,
- u32 (*dispatcher)(struct tipc_port *, struct sk_buff *),
- void (*wakeup)(struct tipc_port *),
- const u32 importance);
-
-int tipc_reject_msg(struct sk_buff *buf, u32 err);
-
-int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode);
-
-void tipc_acknowledge(u32 port_ref,u32 ack);
-
-struct tipc_port *tipc_get_port(const u32 ref);
-
-/*
- * The following routines require that the port be locked on entry
- */
-
-int tipc_disconnect_port(struct tipc_port *tp_ptr);
-
-
-#endif
-
-#endif
-
#include "name_distr.h"
#include "bearer.h"
#include "name_table.h"
+#include "port.h"
#include "bcast.h"
#define MAX_PKT_DEFAULT_MCAST 1500 /* bcast link max packet size (fixed) */
#define MAX_BEARERS 8
#define MAX_MEDIA 4
+/*
+ * Identifiers of supported TIPC media types
+ */
+#define TIPC_MEDIA_TYPE_ETH 1
+
+/*
+ * Destination address structure used by TIPC bearers when sending messages
+ *
+ * IMPORTANT: The fields of this structure MUST be stored using the specified
+ * byte order indicated below, as the structure is exchanged between nodes
+ * as part of a link setup process.
+ */
+struct tipc_media_addr {
+ __be32 type; /* bearer type (network byte order) */
+ union {
+ __u8 eth_addr[6]; /* 48 bit Ethernet addr (byte array) */
+ } dev_addr;
+};
+
+/**
+ * struct tipc_bearer - TIPC bearer info available to media code
+ * @usr_handle: pointer to additional media-specific information about bearer
+ * @mtu: max packet size bearer can support
+ * @blocked: non-zero if bearer is blocked
+ * @lock: spinlock for controlling access to bearer
+ * @addr: media-specific address associated with bearer
+ * @name: bearer name (format = media:interface)
+ *
+ * Note: TIPC initializes "name" and "lock" fields; media code is responsible
+ * for initialization all other fields when a bearer is enabled.
+ */
+struct tipc_bearer {
+ void *usr_handle;
+ u32 mtu;
+ int blocked;
+ spinlock_t lock;
+ struct tipc_media_addr addr;
+ char name[TIPC_MAX_BEARER_NAME];
+};
/**
* struct media - TIPC media information available to internal users
* @priority: default link (and bearer) priority
* @tolerance: default time (in ms) before declaring link failure
* @window: default window (in packets) before declaring link congestion
- * @type_id: TIPC media identifier [defined in tipc_bearer.h]
+ * @type_id: TIPC media identifier
* @name: media name
*/
extern struct bearer tipc_bearers[];
+/*
+ * TIPC routines available to supported media types
+ */
+int tipc_register_media(u32 media_type,
+ char *media_name, int (*enable)(struct tipc_bearer *),
+ void (*disable)(struct tipc_bearer *),
+ int (*send_msg)(struct sk_buff *,
+ struct tipc_bearer *, struct tipc_media_addr *),
+ char *(*addr2str)(struct tipc_media_addr *a,
+ char *str_buf, int str_size),
+ struct tipc_media_addr *bcast_addr, const u32 bearer_priority,
+ const u32 link_tolerance, /* [ms] */
+ const u32 send_window_limit);
+
+void tipc_recv_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr);
+
+int tipc_block_bearer(const char *name);
+void tipc_continue(struct tipc_bearer *tb_ptr);
+
+int tipc_enable_bearer(const char *bearer_name, u32 bcast_scope, u32 priority);
+int tipc_disable_bearer(const char *name);
+
+/*
+ * Routines made available to TIPC by supported media types
+ */
+int tipc_eth_media_start(void);
+void tipc_eth_media_stop(void);
+
void tipc_media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a);
struct sk_buff *tipc_media_get_names(void);
#include "addr.h"
#include "name_table.h"
#include "node.h"
+#include "user_reg.h"
#include "config.h"
-#include "discover.h"
struct subscr_data {
char usr_handle[8];
MODULE_DESCRIPTION("TIPC: Transparent Inter Process Communication");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_VERSION(TIPC_MOD_VER);
-
-/* Native TIPC API for kernel-space applications (see tipc.h) */
-
-EXPORT_SYMBOL(tipc_attach);
-EXPORT_SYMBOL(tipc_detach);
-EXPORT_SYMBOL(tipc_createport);
-EXPORT_SYMBOL(tipc_deleteport);
-EXPORT_SYMBOL(tipc_ownidentity);
-EXPORT_SYMBOL(tipc_portimportance);
-EXPORT_SYMBOL(tipc_set_portimportance);
-EXPORT_SYMBOL(tipc_portunreliable);
-EXPORT_SYMBOL(tipc_set_portunreliable);
-EXPORT_SYMBOL(tipc_portunreturnable);
-EXPORT_SYMBOL(tipc_set_portunreturnable);
-EXPORT_SYMBOL(tipc_publish);
-EXPORT_SYMBOL(tipc_withdraw);
-EXPORT_SYMBOL(tipc_connect2port);
-EXPORT_SYMBOL(tipc_disconnect);
-EXPORT_SYMBOL(tipc_shutdown);
-EXPORT_SYMBOL(tipc_send);
-EXPORT_SYMBOL(tipc_send2name);
-EXPORT_SYMBOL(tipc_send2port);
-EXPORT_SYMBOL(tipc_multicast);
-
-/* TIPC API for external bearers (see tipc_bearer.h) */
-
-EXPORT_SYMBOL(tipc_block_bearer);
-EXPORT_SYMBOL(tipc_continue);
-EXPORT_SYMBOL(tipc_disable_bearer);
-EXPORT_SYMBOL(tipc_enable_bearer);
-EXPORT_SYMBOL(tipc_recv_msg);
-EXPORT_SYMBOL(tipc_register_media);
-
-/* TIPC API for external APIs (see tipc_port.h) */
-
-EXPORT_SYMBOL(tipc_createport_raw);
-EXPORT_SYMBOL(tipc_reject_msg);
-EXPORT_SYMBOL(tipc_send_buf_fast);
-EXPORT_SYMBOL(tipc_acknowledge);
-
#include <linux/tipc.h>
#include <linux/tipc_config.h>
-#include <net/tipc/tipc_msg.h>
-#include <net/tipc/tipc_port.h>
-#include <net/tipc/tipc_bearer.h>
-#include <net/tipc/tipc.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#define TIPC_MOD_VER "2.0.0"
+struct tipc_msg; /* msg.h */
+struct print_buf; /* dbg.h */
+
/*
* TIPC sanity test macros
*/
#define ELINKCONG EAGAIN /* link congestion <=> resource unavailable */
+/*
+ * TIPC operating mode routines
+ */
+#define TIPC_NOT_RUNNING 0
+#define TIPC_NODE_MODE 1
+#define TIPC_NET_MODE 2
+
/*
* Global configuration variables
*/
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <net/tipc/tipc.h>
-#include <net/tipc/tipc_bearer.h>
-#include <net/tipc/tipc_msg.h>
#include <linux/netdevice.h>
#include <linux/slab.h>
#include <net/net_namespace.h>
+#include "core.h"
+#include "bearer.h"
+
#define MAX_ETH_BEARERS 2
#define ETH_LINK_PRIORITY TIPC_DEF_LINK_PRI
#define ETH_LINK_TOLERANCE TIPC_DEF_LINK_TOL
#ifndef _TIPC_MSG_H
#define _TIPC_MSG_H
-#include "core.h"
+#include "bearer.h"
#define TIPC_VERSION 2
+/*
+ * TIPC user data message header format, version 2:
+ *
+ *
+ * 1 0 9 8 7 6 5 4|3 2 1 0 9 8 7 6|5 4 3 2 1 0 9 8|7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w0:|vers | user |hdr sz |n|d|s|-| message size |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w1:|mstyp| error |rer cnt|lsc|opt p| broadcast ack no |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w2:| link level ack no | broadcast/link level seq no |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w3:| previous node |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w4:| originating port |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w5:| destination port |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w6:| originating node |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w7:| destination node |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w8:| name type / transport sequence number |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * w9:| name instance/multicast lower bound |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * wA:| multicast upper bound |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * / /
+ * \ options \
+ * / /
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *
+ */
+
+#define TIPC_CONN_MSG 0
+#define TIPC_MCAST_MSG 1
+#define TIPC_NAMED_MSG 2
+#define TIPC_DIRECT_MSG 3
+
+
#define SHORT_H_SIZE 24 /* Connected, in-cluster messages */
#define DIR_MSG_H_SIZE 32 /* Directly addressed messages */
#define LONG_H_SIZE 40 /* Named messages */
#define MAX_MSG_SIZE (MAX_H_SIZE + TIPC_MAX_USER_MSG_SIZE)
-/*
- TIPC user data message header format, version 2
+struct tipc_msg {
+ __be32 hdr[15];
+};
- - Fundamental definitions available to privileged TIPC users
- are located in tipc_msg.h.
- - Remaining definitions available to TIPC internal users appear below.
-*/
+static inline u32 msg_word(struct tipc_msg *m, u32 pos)
+{
+ return ntohl(m->hdr[pos]);
+}
static inline void msg_set_word(struct tipc_msg *m, u32 w, u32 val)
{
m->hdr[w] = htonl(val);
}
+static inline u32 msg_bits(struct tipc_msg *m, u32 w, u32 pos, u32 mask)
+{
+ return (msg_word(m, w) >> pos) & mask;
+}
+
static inline void msg_set_bits(struct tipc_msg *m, u32 w,
u32 pos, u32 mask, u32 val)
{
msg_set_bits(m, 0, 25, 0xf, n);
}
+static inline u32 msg_importance(struct tipc_msg *m)
+{
+ return msg_bits(m, 0, 25, 0xf);
+}
+
static inline void msg_set_importance(struct tipc_msg *m, u32 i)
{
msg_set_user(m, i);
}
+static inline u32 msg_hdr_sz(struct tipc_msg *m)
+{
+ return msg_bits(m, 0, 21, 0xf) << 2;
+}
+
static inline void msg_set_hdr_sz(struct tipc_msg *m,u32 n)
{
msg_set_bits(m, 0, 21, 0xf, n>>2);
}
+static inline u32 msg_size(struct tipc_msg *m)
+{
+ return msg_bits(m, 0, 0, 0x1ffff);
+}
+
+static inline u32 msg_data_sz(struct tipc_msg *m)
+{
+ return msg_size(m) - msg_hdr_sz(m);
+}
+
static inline int msg_non_seq(struct tipc_msg *m)
{
return msg_bits(m, 0, 20, 1);
* Word 1
*/
+static inline u32 msg_type(struct tipc_msg *m)
+{
+ return msg_bits(m, 1, 29, 0x7);
+}
+
static inline void msg_set_type(struct tipc_msg *m, u32 n)
{
msg_set_bits(m, 1, 29, 0x7, n);
}
+static inline u32 msg_named(struct tipc_msg *m)
+{
+ return msg_type(m) == TIPC_NAMED_MSG;
+}
+
+static inline u32 msg_mcast(struct tipc_msg *m)
+{
+ return msg_type(m) == TIPC_MCAST_MSG;
+}
+
+static inline u32 msg_connected(struct tipc_msg *m)
+{
+ return msg_type(m) == TIPC_CONN_MSG;
+}
+
+static inline u32 msg_errcode(struct tipc_msg *m)
+{
+ return msg_bits(m, 1, 25, 0xf);
+}
+
static inline void msg_set_errcode(struct tipc_msg *m, u32 err)
{
msg_set_bits(m, 1, 25, 0xf, err);
*/
+static inline u32 msg_prevnode(struct tipc_msg *m)
+{
+ return msg_word(m, 3);
+}
+
static inline void msg_set_prevnode(struct tipc_msg *m, u32 a)
{
msg_set_word(m, 3, a);
}
+static inline u32 msg_origport(struct tipc_msg *m)
+{
+ return msg_word(m, 4);
+}
+
static inline void msg_set_origport(struct tipc_msg *m, u32 p)
{
msg_set_word(m, 4, p);
}
+static inline u32 msg_destport(struct tipc_msg *m)
+{
+ return msg_word(m, 5);
+}
+
static inline void msg_set_destport(struct tipc_msg *m, u32 p)
{
msg_set_word(m, 5, p);
}
+static inline u32 msg_mc_netid(struct tipc_msg *m)
+{
+ return msg_word(m, 5);
+}
+
static inline void msg_set_mc_netid(struct tipc_msg *m, u32 p)
{
msg_set_word(m, 5, p);
}
+static inline int msg_short(struct tipc_msg *m)
+{
+ return msg_hdr_sz(m) == 24;
+}
+
+static inline u32 msg_orignode(struct tipc_msg *m)
+{
+ if (likely(msg_short(m)))
+ return msg_prevnode(m);
+ return msg_word(m, 6);
+}
+
static inline void msg_set_orignode(struct tipc_msg *m, u32 a)
{
msg_set_word(m, 6, a);
}
+static inline u32 msg_destnode(struct tipc_msg *m)
+{
+ return msg_word(m, 7);
+}
+
static inline void msg_set_destnode(struct tipc_msg *m, u32 a)
{
msg_set_word(m, 7, a);
return(msg_destnode(m) ^ msg_orignode(m)) >> 11;
}
+static inline u32 msg_nametype(struct tipc_msg *m)
+{
+ return msg_word(m, 8);
+}
+
static inline void msg_set_nametype(struct tipc_msg *m, u32 n)
{
msg_set_word(m, 8, n);
msg_set_word(m, 8, n);
}
+static inline u32 msg_nameinst(struct tipc_msg *m)
+{
+ return msg_word(m, 9);
+}
+
+static inline u32 msg_namelower(struct tipc_msg *m)
+{
+ return msg_nameinst(m);
+}
+
static inline void msg_set_namelower(struct tipc_msg *m, u32 n)
{
msg_set_word(m, 9, n);
msg_set_namelower(m, n);
}
+static inline u32 msg_nameupper(struct tipc_msg *m)
+{
+ return msg_word(m, 10);
+}
+
static inline void msg_set_nameupper(struct tipc_msg *m, u32 n)
{
msg_set_word(m, 10, n);
}
+static inline unchar *msg_data(struct tipc_msg *m)
+{
+ return ((unchar *)m) + msg_hdr_sz(m);
+}
+
static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m)
{
return (struct tipc_msg *)msg_data(m);
#include "dbg.h"
#include "node_subscr.h"
+#define TIPC_FLOW_CONTROL_WIN 512
+
+typedef void (*tipc_msg_err_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size, int reason,
+ struct tipc_portid const *attmpt_destid);
+
+typedef void (*tipc_named_msg_err_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size, int reason,
+ struct tipc_name_seq const *attmpt_dest);
+
+typedef void (*tipc_conn_shutdown_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size, int reason);
+
+typedef void (*tipc_msg_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size, unsigned int importance,
+ struct tipc_portid const *origin);
+
+typedef void (*tipc_named_msg_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size, unsigned int importance,
+ struct tipc_portid const *orig,
+ struct tipc_name_seq const *dest);
+
+typedef void (*tipc_conn_msg_event) (void *usr_handle, u32 portref,
+ struct sk_buff **buf, unsigned char const *data,
+ unsigned int size);
+
+typedef void (*tipc_continue_event) (void *usr_handle, u32 portref);
+
/**
* struct user_port - TIPC user port (used with native API)
* @user_ref: id of user who created user port
struct list_head uport_list;
};
+/**
+ * struct tipc_port - TIPC port info available to socket API
+ * @usr_handle: pointer to additional user-defined information about port
+ * @lock: pointer to spinlock for controlling access to port
+ * @connected: non-zero if port is currently connected to a peer port
+ * @conn_type: TIPC type used when connection was established
+ * @conn_instance: TIPC instance used when connection was established
+ * @conn_unacked: number of unacknowledged messages received from peer port
+ * @published: non-zero if port has one or more associated names
+ * @congested: non-zero if cannot send because of link or port congestion
+ * @max_pkt: maximum packet size "hint" used when building messages sent by port
+ * @ref: unique reference to port in TIPC object registry
+ * @phdr: preformatted message header used when sending messages
+ */
+struct tipc_port {
+ void *usr_handle;
+ spinlock_t *lock;
+ int connected;
+ u32 conn_type;
+ u32 conn_instance;
+ u32 conn_unacked;
+ int published;
+ u32 congested;
+ u32 max_pkt;
+ u32 ref;
+ struct tipc_msg phdr;
+};
+
/**
* struct port - TIPC port structure
* @publ: TIPC port info available to privileged users
extern spinlock_t tipc_port_list_lock;
struct port_list;
+/*
+ * TIPC port manipulation routines
+ */
+struct tipc_port *tipc_createport_raw(void *usr_handle,
+ u32 (*dispatcher)(struct tipc_port *, struct sk_buff *),
+ void (*wakeup)(struct tipc_port *), const u32 importance);
+
+int tipc_reject_msg(struct sk_buff *buf, u32 err);
+
+int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode);
+
+void tipc_acknowledge(u32 port_ref, u32 ack);
+
+int tipc_createport(unsigned int tipc_user, void *usr_handle,
+ unsigned int importance, tipc_msg_err_event error_cb,
+ tipc_named_msg_err_event named_error_cb,
+ tipc_conn_shutdown_event conn_error_cb, tipc_msg_event msg_cb,
+ tipc_named_msg_event named_msg_cb,
+ tipc_conn_msg_event conn_msg_cb,
+ tipc_continue_event continue_event_cb, u32 *portref);
+
+int tipc_deleteport(u32 portref);
+
+int tipc_ownidentity(u32 portref, struct tipc_portid *port);
+
+int tipc_portimportance(u32 portref, unsigned int *importance);
+int tipc_set_portimportance(u32 portref, unsigned int importance);
+
+int tipc_portunreliable(u32 portref, unsigned int *isunreliable);
+int tipc_set_portunreliable(u32 portref, unsigned int isunreliable);
+
+int tipc_portunreturnable(u32 portref, unsigned int *isunreturnable);
+int tipc_set_portunreturnable(u32 portref, unsigned int isunreturnable);
+
+int tipc_publish(u32 portref, unsigned int scope,
+ struct tipc_name_seq const *name_seq);
+int tipc_withdraw(u32 portref, unsigned int scope,
+ struct tipc_name_seq const *name_seq);
+
+int tipc_connect2port(u32 portref, struct tipc_portid const *port);
+
+int tipc_disconnect(u32 portref);
+
+int tipc_shutdown(u32 ref);
+
+
+/*
+ * The following routines require that the port be locked on entry
+ */
+int tipc_disconnect_port(struct tipc_port *tp_ptr);
+
+/*
+ * TIPC messaging routines
+ */
+#define TIPC_PORT_IMPORTANCE 100 /* send using current port setting */
+
+int tipc_send(u32 portref, unsigned int num_sect, struct iovec const *msg_sect);
+
+int tipc_send2name(u32 portref, struct tipc_name const *name, u32 domain,
+ unsigned int num_sect, struct iovec const *msg_sect);
+
+int tipc_send2port(u32 portref, struct tipc_portid const *dest,
+ unsigned int num_sect, struct iovec const *msg_sect);
+
+int tipc_send_buf2port(u32 portref, struct tipc_portid const *dest,
+ struct sk_buff *buf, unsigned int dsz);
+
+int tipc_multicast(u32 portref, struct tipc_name_seq const *seq, u32 domain,
+ unsigned int section_count, struct iovec const *msg);
+
int tipc_port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
struct iovec const *msg_sect, u32 num_sect,
int err);
#include <linux/tipc.h>
#include <linux/tipc_config.h>
-#include <net/tipc/tipc_msg.h>
-#include <net/tipc/tipc_port.h>
#include "core.h"
+#include "port.h"
#define SS_LISTENING -1 /* socket is listening */
#define SS_READY -2 /* socket is connectionless */
#include "core.h"
#include "dbg.h"
#include "name_table.h"
+#include "user_reg.h"
#include "port.h"
#include "ref.h"
#include "subscr.h"
int tipc_reg_start(void);
void tipc_reg_stop(void);
+typedef void (*tipc_mode_event)(void *usr_handle, int mode, u32 addr);
+
+int tipc_attach(unsigned int *userref, tipc_mode_event, void *usr_handle);
+void tipc_detach(unsigned int userref);
+
int tipc_reg_add_port(struct user_port *up_ptr);
int tipc_reg_remove_port(struct user_port *up_ptr);
projects / mv-sheeva.git / commitdiff