diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/inet_hashtables.h | 10 | ||||
| -rw-r--r-- | include/net/iucv/af_iucv.h | 106 | ||||
| -rw-r--r-- | include/net/iucv/iucv.h | 415 | ||||
| -rw-r--r-- | include/net/netfilter/nf_conntrack.h | 2 | ||||
| -rw-r--r-- | include/net/netfilter/nf_nat.h | 1 | ||||
| -rw-r--r-- | include/net/route.h | 5 | ||||
| -rw-r--r-- | include/net/tcp.h | 5 | ||||
| -rw-r--r-- | include/net/x25.h | 18 | ||||
| -rw-r--r-- | include/net/xfrm.h | 47 |
9 files changed, 599 insertions, 10 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h index 34cc76e3ddb4..d27ee8c0da3f 100644 --- a/include/net/inet_hashtables.h +++ b/include/net/inet_hashtables.h @@ -34,12 +34,13 @@ #include <asm/byteorder.h> /* This is for all connections with a full identity, no wildcards. - * New scheme, half the table is for TIME_WAIT, the other half is - * for the rest. I'll experiment with dynamic table growth later. + * One chain is dedicated to TIME_WAIT sockets. + * I'll experiment with dynamic table growth later. */ struct inet_ehash_bucket { rwlock_t lock; struct hlist_head chain; + struct hlist_head twchain; }; /* There are a few simple rules, which allow for local port reuse by @@ -97,8 +98,7 @@ struct inet_hashinfo { * * TCP_ESTABLISHED <= sk->sk_state < TCP_CLOSE * - * First half of the table is for sockets not in TIME_WAIT, second half - * is for TIME_WAIT sockets only. + * TIME_WAIT sockets use a separate chain (twchain). */ struct inet_ehash_bucket *ehash; @@ -369,7 +369,7 @@ static inline struct sock * } /* Must check for a TIME_WAIT'er before going to listener hash. */ - sk_for_each(sk, node, &(head + hashinfo->ehash_size)->chain) { + sk_for_each(sk, node, &head->twchain) { if (INET_TW_MATCH(sk, hash, acookie, saddr, daddr, ports, dif)) goto hit; } diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h new file mode 100644 index 000000000000..04d1abb72d25 --- /dev/null +++ b/include/net/iucv/af_iucv.h @@ -0,0 +1,106 @@ +/* + * Copyright 2006 IBM Corporation + * IUCV protocol stack for Linux on zSeries + * Version 1.0 + * Author(s): Jennifer Hunt <jenhunt@us.ibm.com> + * + */ + +#ifndef __AFIUCV_H +#define __AFIUCV_H + +#include <asm/types.h> +#include <asm/byteorder.h> +#include <linux/list.h> +#include <linux/poll.h> +#include <linux/socket.h> + +#ifndef AF_IUCV +#define AF_IUCV 32 +#define PF_IUCV AF_IUCV +#endif + +/* Connection and socket states */ +enum { + IUCV_CONNECTED = 1, + IUCV_OPEN, + IUCV_BOUND, + IUCV_LISTEN, + IUCV_SEVERED, + IUCV_DISCONN, + IUCV_CLOSED +}; + +#define IUCV_QUEUELEN_DEFAULT 65535 +#define IUCV_CONN_TIMEOUT (HZ * 40) +#define IUCV_DISCONN_TIMEOUT (HZ * 2) +#define IUCV_CONN_IDLE_TIMEOUT (HZ * 60) +#define IUCV_BUFSIZE_DEFAULT 32768 + +/* IUCV socket address */ +struct sockaddr_iucv { + sa_family_t siucv_family; + unsigned short siucv_port; /* Reserved */ + unsigned int siucv_addr; /* Reserved */ + char siucv_nodeid[8]; /* Reserved */ + char siucv_user_id[8]; /* Guest User Id */ + char siucv_name[8]; /* Application Name */ +}; + + +/* Common socket structures and functions */ + +#define iucv_sk(__sk) ((struct iucv_sock *) __sk) + +struct iucv_sock { + struct sock sk; + char src_user_id[8]; + char src_name[8]; + char dst_user_id[8]; + char dst_name[8]; + struct list_head accept_q; + struct sock *parent; + struct iucv_path *path; + struct sk_buff_head send_skb_q; + unsigned int send_tag; +}; + +struct iucv_sock_list { + struct hlist_head head; + rwlock_t lock; + atomic_t autobind_name; +}; + +static void iucv_sock_destruct(struct sock *sk); +static void iucv_sock_cleanup_listen(struct sock *parent); +static void iucv_sock_kill(struct sock *sk); +static void iucv_sock_close(struct sock *sk); +static int iucv_sock_create(struct socket *sock, int proto); +static int iucv_sock_bind(struct socket *sock, struct sockaddr *addr, + int addr_len); +static int iucv_sock_connect(struct socket *sock, struct sockaddr *addr, + int alen, int flags); +static int iucv_sock_listen(struct socket *sock, int backlog); +static int iucv_sock_accept(struct socket *sock, struct socket *newsock, + int flags); +static int iucv_sock_getname(struct socket *sock, struct sockaddr *addr, + int *len, int peer); +static int iucv_sock_sendmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len); +static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len, int flags); +unsigned int iucv_sock_poll(struct file *file, struct socket *sock, + poll_table *wait); +static int iucv_sock_release(struct socket *sock); +static int iucv_sock_shutdown(struct socket *sock, int how); + +void iucv_sock_link(struct iucv_sock_list *l, struct sock *s); +void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *s); +int iucv_sock_wait_state(struct sock *sk, int state, int state2, + unsigned long timeo); +int iucv_sock_wait_cnt(struct sock *sk, unsigned long timeo); +void iucv_accept_enqueue(struct sock *parent, struct sock *sk); +void iucv_accept_unlink(struct sock *sk); +struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock); + +#endif /* __IUCV_H */ diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h new file mode 100644 index 000000000000..746e7416261e --- /dev/null +++ b/include/net/iucv/iucv.h @@ -0,0 +1,415 @@ +/* + * drivers/s390/net/iucv.h + * IUCV base support. + * + * S390 version + * Copyright 2000, 2006 IBM Corporation + * Author(s):Alan Altmark (Alan_Altmark@us.ibm.com) + * Xenia Tkatschow (xenia@us.ibm.com) + * Rewritten for af_iucv: + * Martin Schwidefsky <schwidefsky@de.ibm.com> + * + * + * Functionality: + * To explore any of the IUCV functions, one must first register their + * program using iucv_register(). Once your program has successfully + * completed a register, it can exploit the other functions. + * For furthur reference on all IUCV functionality, refer to the + * CP Programming Services book, also available on the web thru + * www.ibm.com/s390/vm/pubs, manual # SC24-5760 + * + * Definition of Return Codes + * - All positive return codes including zero are reflected back + * from CP. The definition of each return code can be found in + * CP Programming Services book. + * - Return Code of: + * -EINVAL: Invalid value + * -ENOMEM: storage allocation failed + */ + +#include <linux/types.h> +#include <asm/debug.h> + +/* + * IUCV option flags usable by device drivers: + * + * IUCV_IPRMDATA Indicates that your program can handle a message in the + * parameter list / a message is sent in the parameter list. + * Used for iucv_path_accept, iucv_path_connect, + * iucv_message_reply, iucv_message_send, iucv_message_send2way. + * IUCV_IPQUSCE Indicates that you do not want to receive messages on this + * path until an iucv_path_resume is issued. + * Used for iucv_path_accept, iucv_path_connect. + * IUCV_IPBUFLST Indicates that an address list is used for the message data. + * Used for iucv_message_receive, iucv_message_send, + * iucv_message_send2way. + * IUCV_IPPRTY Specifies that you want to send priority messages. + * Used for iucv_path_accept, iucv_path_connect, + * iucv_message_reply, iucv_message_send, iucv_message_send2way. + * IUCV_IPSYNC Indicates a synchronous send request. + * Used for iucv_message_send, iucv_message_send2way. + * IUCV_IPANSLST Indicates that an address list is used for the reply data. + * Used for iucv_message_reply, iucv_message_send2way. + * IUCV_IPLOCAL Specifies that the communication partner has to be on the + * local system. If local is specified no target class can be + * specified. + * Used for iucv_path_connect. + * + * All flags are defined in the input field IPFLAGS1 of each function + * and can be found in CP Programming Services. + */ +#define IUCV_IPRMDATA 0x80 +#define IUCV_IPQUSCE 0x40 +#define IUCV_IPBUFLST 0x40 +#define IUCV_IPPRTY 0x20 +#define IUCV_IPANSLST 0x08 +#define IUCV_IPSYNC 0x04 +#define IUCV_IPLOCAL 0x01 + +/* + * iucv_array : Defines buffer array. + * Inside the array may be 31- bit addresses and 31-bit lengths. + * Use a pointer to an iucv_array as the buffer, reply or answer + * parameter on iucv_message_send, iucv_message_send2way, iucv_message_receive + * and iucv_message_reply if IUCV_IPBUFLST or IUCV_IPANSLST are used. + */ +struct iucv_array { + u32 address; + u32 length; +} __attribute__ ((aligned (8))); + +extern struct bus_type iucv_bus; +extern struct device *iucv_root; + +/* + * struct iucv_path + * pathid: 16 bit path identification + * msglim: 16 bit message limit + * flags: properties of the path: IPRMDATA, IPQUSCE, IPPRTY + * handler: address of iucv handler structure + * private: private information of the handler associated with the path + * list: list_head for the iucv_handler path list. + */ +struct iucv_path { + u16 pathid; + u16 msglim; + u8 flags; + void *private; + struct iucv_handler *handler; + struct list_head list; +}; + +/* + * struct iucv_message + * id: 32 bit message id + * audit: 32 bit error information of purged or replied messages + * class: 32 bit target class of a message (source class for replies) + * tag: 32 bit tag to be associated with the message + * length: 32 bit length of the message / reply + * reply_size: 32 bit maximum allowed length of the reply + * rmmsg: 8 byte inline message + * flags: message properties (IUCV_IPPRTY) + */ +struct iucv_message { + u32 id; + u32 audit; + u32 class; + u32 tag; + u32 length; + u32 reply_size; + u8 rmmsg[8]; + u8 flags; +}; + +/* + * struct iucv_handler + * + * A vector of functions that handle IUCV interrupts. Each functions gets + * a parameter area as defined by the CP Programming Services and private + * pointer that is provided by the user of the interface. + */ +struct iucv_handler { + /* + * The path_pending function is called after an iucv interrupt + * type 0x01 has been received. The base code allocates a path + * structure and "asks" the handler if this path belongs to the + * handler. To accept the path the path_pending function needs + * to call iucv_path_accept and return 0. If the callback returns + * a value != 0 the iucv base code will continue with the next + * handler. The order in which the path_pending functions are + * called is the order of the registration of the iucv handlers + * to the base code. + */ + int (*path_pending)(struct iucv_path *, u8 ipvmid[8], u8 ipuser[16]); + /* + * The path_complete function is called after an iucv interrupt + * type 0x02 has been received for a path that has been established + * for this handler with iucv_path_connect and got accepted by the + * peer with iucv_path_accept. + */ + void (*path_complete)(struct iucv_path *, u8 ipuser[16]); + /* + * The path_severed function is called after an iucv interrupt + * type 0x03 has been received. The communication peer shutdown + * his end of the communication path. The path still exists and + * remaining messages can be received until a iucv_path_sever + * shuts down the other end of the path as well. + */ + void (*path_severed)(struct iucv_path *, u8 ipuser[16]); + /* + * The path_quiesced function is called after an icuv interrupt + * type 0x04 has been received. The communication peer has quiesced + * the path. Delivery of messages is stopped until iucv_path_resume + * has been called. + */ + void (*path_quiesced)(struct iucv_path *, u8 ipuser[16]); + /* + * The path_resumed function is called after an icuv interrupt + * type 0x05 has been received. The communication peer has resumed + * the path. + */ + void (*path_resumed)(struct iucv_path *, u8 ipuser[16]); + /* + * The message_pending function is called after an icuv interrupt + * type 0x06 or type 0x07 has been received. A new message is + * availabe and can be received with iucv_message_receive. + */ + void (*message_pending)(struct iucv_path *, struct iucv_message *); + /* + * The message_complete function is called after an icuv interrupt + * type 0x08 or type 0x09 has been received. A message send with + * iucv_message_send2way has been replied to. The reply can be + * received with iucv_message_receive. + */ + void (*message_complete)(struct iucv_path *, struct iucv_message *); + + struct list_head list; + struct list_head paths; +}; + +/** + * iucv_register: + * @handler: address of iucv handler structure + * @smp: != 0 indicates that the handler can deal with out of order messages + * + * Registers a driver with IUCV. + * + * Returns 0 on success, -ENOMEM if the memory allocation for the pathid + * table failed, or -EIO if IUCV_DECLARE_BUFFER failed on all cpus. + */ +int iucv_register(struct iucv_handler *handler, int smp); + +/** + * iucv_unregister + * @handler: address of iucv handler structure + * @smp: != 0 indicates that the handler can deal with out of order messages + * + * Unregister driver from IUCV. + */ +void iucv_unregister(struct iucv_handler *handle, int smp); + +/** + * iucv_path_alloc + * @msglim: initial message limit + * @flags: initial flags + * @gfp: kmalloc allocation flag + * + * Allocate a new path structure for use with iucv_connect. + * + * Returns NULL if the memory allocation failed or a pointer to the + * path structure. + */ +static inline struct iucv_path *iucv_path_alloc(u16 msglim, u8 flags, gfp_t gfp) +{ + struct iucv_path *path; + + path = kzalloc(sizeof(struct iucv_path), gfp); + if (path) { + path->msglim = msglim; + path->flags = flags; + } + return path; +} + +/** + * iucv_path_free + * @path: address of iucv path structure + * + * Frees a path structure. + */ +static inline void iucv_path_free(struct iucv_path *path) +{ + kfree(path); +} + +/** + * iucv_path_accept + * @path: address of iucv path structure + * @handler: address of iucv handler structure + * @userdata: 16 bytes of data reflected to the communication partner + * @private: private data passed to interrupt handlers for this path + * + * This function is issued after the user received a connection pending + * external interrupt and now wishes to complete the IUCV communication path. + * + * Returns the result of the CP IUCV call. + */ +int iucv_path_accept(struct iucv_path *path, struct iucv_handler *handler, + u8 userdata[16], void *private); + +/** + * iucv_path_connect + * @path: address of iucv path structure + * @handler: address of iucv handler structure + * @userid: 8-byte user identification + * @system: 8-byte target system identification + * @userdata: 16 bytes of data reflected to the communication partner + * @private: private data passed to interrupt handlers for this path + * + * This function establishes an IUCV path. Although the connect may complete + * successfully, you are not able to use the path until you receive an IUCV + * Connection Complete external interrupt. + * + * Returns the result of the CP IUCV call. + */ +int iucv_path_connect(struct iucv_path *path, struct iucv_handler *handler, + u8 userid[8], u8 system[8], u8 userdata[16], + void *private); + +/** + * iucv_path_quiesce: + * @path: address of iucv path structure + * @userdata: 16 bytes of data reflected to the communication partner + * + * This function temporarily suspends incoming messages on an IUCV path. + * You can later reactivate the path by invoking the iucv_resume function. + * + * Returns the result from the CP IUCV call. + */ +int iucv_path_quiesce(struct iucv_path *path, u8 userdata[16]); + +/** + * iucv_path_resume: + * @path: address of iucv path structure + * @userdata: 16 bytes of data reflected to the communication partner + * + * This function resumes incoming messages on an IUCV path that has + * been stopped with iucv_path_quiesce. + * + * Returns the result from the CP IUCV call. + */ +int iucv_path_resume(struct iucv_path *path, u8 userdata[16]); + +/** + * iucv_path_sever + * @path: address of iucv path structure + * @userdata: 16 bytes of data reflected to the communication partner + * + * This function terminates an IUCV path. + * + * Returns the result from the CP IUCV call. + */ +int iucv_path_sever(struct iucv_path *path, u8 userdata[16]); + +/** + * iucv_message_purge + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * @srccls: source class of message + * + * Cancels a message you have sent. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_purge(struct iucv_path *path, struct iucv_message *msg, + u32 srccls); + +/** + * iucv_message_receive + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * @flags: flags that affect how the message is received (IUCV_IPBUFLST) + * @buffer: address of data buffer or address of struct iucv_array + * @size: length of data buffer + * @residual: + * + * This function receives messages that are being sent to you over + * established paths. This function will deal with RMDATA messages + * embedded in struct iucv_message as well. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_receive(struct iucv_path *path, struct iucv_message *msg, + u8 flags, void *buffer, size_t size, size_t *residual); + +/** + * iucv_message_reject + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * + * The reject function refuses a specified message. Between the time you + * are notified of a message and the time that you complete the message, + * the message may be rejected. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_reject(struct iucv_path *path, struct iucv_message *msg); + +/** + * iucv_message_reply + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * @flags: how the reply is sent (IUCV_IPRMDATA, IUCV_IPPRTY, IUCV_IPBUFLST) + * @reply: address of data buffer or address of struct iucv_array + * @size: length of reply data buffer + * + * This function responds to the two-way messages that you receive. You + * must identify completely the message to which you wish to reply. ie, + * pathid, msgid, and trgcls. Prmmsg signifies the data is moved into + * the parameter list. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg, + u8 flags, void *reply, size_t size); + +/** + * iucv_message_send + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * @flags: how the message is sent (IUCV_IPRMDATA, IUCV_IPPRTY, IUCV_IPBUFLST) + * @srccls: source class of message + * @buffer: address of data buffer or address of struct iucv_array + * @size: length of send buffer + * + * This function transmits data to another application. Data to be + * transmitted is in a buffer and this is a one-way message and the + * receiver will not reply to the message. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_send(struct iucv_path *path, struct iucv_message *msg, + u8 flags, u32 srccls, void *buffer, size_t size); + +/** + * iucv_message_send2way + * @path: address of iucv path structure + * @msg: address of iucv msg structure + * @flags: how the message is sent and the reply is received + * (IUCV_IPRMDATA, IUCV_IPBUFLST, IUCV_IPPRTY, IUCV_ANSLST) + * @srccls: source class of message + * @buffer: address of data buffer or address of struct iucv_array + * @size: length of send buffer + * @ansbuf: address of answer buffer or address of struct iucv_array + * @asize: size of reply buffer + * + * This function transmits data to another application. Data to be + * transmitted is in a buffer. The receiver of the send is expected to + * reply to the message and a buffer is provided into which IUCV moves + * the reply to this message. + * + * Returns the result from the CP IUCV call. + */ +int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg, + u8 flags, u32 srccls, void *buffer, size_t size, + void *answer, size_t asize, size_t *residual); diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index bd01b4633ee2..68ec27490c20 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -45,6 +45,7 @@ union nf_conntrack_expect_proto { #include <linux/netfilter/nf_conntrack_ftp.h> #include <linux/netfilter/nf_conntrack_pptp.h> #include <linux/netfilter/nf_conntrack_h323.h> +#include <linux/netfilter/nf_conntrack_sane.h> /* per conntrack: application helper private data */ union nf_conntrack_help { @@ -52,6 +53,7 @@ union nf_conntrack_help { struct nf_ct_ftp_master ct_ftp_info; struct nf_ct_pptp_master ct_pptp_info; struct nf_ct_h323_master ct_h323_info; + struct nf_ct_sane_master ct_sane_info; }; #include <linux/types.h> diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h index 61c62068ca6b..bc57dd7b9b5c 100644 --- a/include/net/netfilter/nf_nat.h +++ b/include/net/netfilter/nf_nat.h @@ -16,6 +16,7 @@ enum nf_nat_manip_type #define IP_NAT_RANGE_MAP_IPS 1 #define IP_NAT_RANGE_PROTO_SPECIFIED 2 +#define IP_NAT_RANGE_PROTO_RANDOM 4 /* NAT sequence number modifications */ struct nf_nat_seq { diff --git a/include/net/route.h b/include/net/route.h index 486e37aff06c..1440bdb5a27d 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -146,7 +146,8 @@ static inline char rt_tos2priority(u8 tos) static inline int ip_route_connect(struct rtable **rp, __be32 dst, __be32 src, u32 tos, int oif, u8 protocol, - __be16 sport, __be16 dport, struct sock *sk) + __be16 sport, __be16 dport, struct sock *sk, + int flags) { struct flowi fl = { .oif = oif, .nl_u = { .ip4_u = { .daddr = dst, @@ -168,7 +169,7 @@ static inline int ip_route_connect(struct rtable **rp, __be32 dst, *rp = NULL; } security_sk_classify_flow(sk, &fl); - return ip_route_output_flow(rp, &fl, sk, 0); + return ip_route_output_flow(rp, &fl, sk, flags); } static inline int ip_route_newports(struct rtable **rp, u8 protocol, diff --git a/include/net/tcp.h b/include/net/tcp.h index cd8fa0c858ae..5c472f255b77 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -802,9 +802,8 @@ static inline void tcp_update_wl(struct tcp_sock *tp, u32 ack, u32 seq) /* * Calculate(/check) TCP checksum */ -static inline __sum16 tcp_v4_check(struct tcphdr *th, int len, - __be32 saddr, __be32 daddr, - __wsum base) +static inline __sum16 tcp_v4_check(int len, __be32 saddr, + __be32 daddr, __wsum base) { return csum_tcpudp_magic(saddr,daddr,len,IPPROTO_TCP,base); } diff --git a/include/net/x25.h b/include/net/x25.h index e47fe440d9d7..fc3f03d976f8 100644 --- a/include/net/x25.h +++ b/include/net/x25.h @@ -161,6 +161,14 @@ struct x25_sock { unsigned long vc_facil_mask; /* inc_call facilities mask */ }; +struct x25_forward { + struct list_head node; + unsigned int lci; + struct net_device *dev1; + struct net_device *dev2; + atomic_t refcnt; +}; + static inline struct x25_sock *x25_sk(const struct sock *sk) { return (struct x25_sock *)sk; @@ -172,6 +180,7 @@ extern int sysctl_x25_call_request_timeout; extern int sysctl_x25_reset_request_timeout; extern int sysctl_x25_clear_request_timeout; extern int sysctl_x25_ack_holdback_timeout; +extern int sysctl_x25_forward; extern int x25_addr_ntoa(unsigned char *, struct x25_address *, struct x25_address *); @@ -198,6 +207,13 @@ extern int x25_negotiate_facilities(struct sk_buff *, struct sock *, struct x25_dte_facilities *); extern void x25_limit_facilities(struct x25_facilities *, struct x25_neigh *); +/* x25_forward.c */ +extern void x25_clear_forward_by_lci(unsigned int lci); +extern void x25_clear_forward_by_dev(struct net_device *); +extern int x25_forward_data(int, struct x25_neigh *, struct sk_buff *); +extern int x25_forward_call(struct x25_address *, struct x25_neigh *, + struct sk_buff *, int); + /* x25_in.c */ extern int x25_process_rx_frame(struct sock *, struct sk_buff *); extern int x25_backlog_rcv(struct sock *, struct sk_buff *); @@ -282,6 +298,8 @@ extern struct hlist_head x25_list; extern rwlock_t x25_list_lock; extern struct list_head x25_route_list; extern rwlock_t x25_route_list_lock; +extern struct list_head x25_forward_list; +extern rwlock_t x25_forward_list_lock; extern int x25_proc_init(void); extern void x25_proc_exit(void); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index e4765413cf80..16924cb772c9 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -252,10 +252,13 @@ struct xfrm_state_afinfo { xfrm_address_t *daddr, xfrm_address_t *saddr); int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n); int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n); + int (*output)(struct sk_buff *skb); }; extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo); extern int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo); +extern struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned short family); +extern void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo); extern void xfrm_state_delete_tunnel(struct xfrm_state *x); @@ -359,6 +362,19 @@ struct xfrm_policy struct xfrm_tmpl xfrm_vec[XFRM_MAX_DEPTH]; }; +struct xfrm_migrate { + xfrm_address_t old_daddr; + xfrm_address_t old_saddr; + xfrm_address_t new_daddr; + xfrm_address_t new_saddr; + u8 proto; + u8 mode; + u16 reserved; + u32 reqid; + u16 old_family; + u16 new_family; +}; + #define XFRM_KM_TIMEOUT 30 /* which seqno */ #define XFRM_REPLAY_SEQ 1 @@ -385,6 +401,7 @@ struct xfrm_mgr int (*new_mapping)(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport); int (*notify_policy)(struct xfrm_policy *x, int dir, struct km_event *c); int (*report)(u8 proto, struct xfrm_selector *sel, xfrm_address_t *addr); + int (*migrate)(struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles); }; extern int xfrm_register_km(struct xfrm_mgr *km); @@ -985,6 +1002,16 @@ extern int xfrm_bundle_ok(struct xfrm_policy *pol, struct xfrm_dst *xdst, struct flowi *fl, int family, int strict); extern void xfrm_init_pmtu(struct dst_entry *dst); +#ifdef CONFIG_XFRM_MIGRATE +extern int km_migrate(struct xfrm_selector *sel, u8 dir, u8 type, + struct xfrm_migrate *m, int num_bundles); +extern struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m); +extern struct xfrm_state * xfrm_state_migrate(struct xfrm_state *x, + struct xfrm_migrate *m); +extern int xfrm_migrate(struct xfrm_selector *sel, u8 dir, u8 type, + struct xfrm_migrate *m, int num_bundles); +#endif + extern wait_queue_head_t km_waitq; extern int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport); extern void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 pid); @@ -1050,5 +1077,25 @@ static inline void xfrm_aevent_doreplay(struct xfrm_state *x) xfrm_replay_notify(x, XFRM_REPLAY_UPDATE); } +#ifdef CONFIG_XFRM_MIGRATE +static inline struct xfrm_algo *xfrm_algo_clone(struct xfrm_algo *orig) +{ + return (struct xfrm_algo *)kmemdup(orig, sizeof(*orig) + orig->alg_key_len, GFP_KERNEL); +} + +static inline void xfrm_states_put(struct xfrm_state **states, int n) +{ + int i; + for (i = 0; i < n; i++) + xfrm_state_put(*(states + i)); +} + +static inline void xfrm_states_delete(struct xfrm_state **states, int n) +{ + int i; + for (i = 0; i < n; i++) + xfrm_state_delete(*(states + i)); +} +#endif #endif /* _NET_XFRM_H */ |