diff options
Diffstat (limited to 'include/net/ping.h')
| -rw-r--r-- | include/net/ping.h | 65 |
1 files changed, 62 insertions, 3 deletions
diff --git a/include/net/ping.h b/include/net/ping.h index 682b5ae9af51..5db0224b73ac 100644 --- a/include/net/ping.h +++ b/include/net/ping.h @@ -13,6 +13,7 @@ #ifndef _PING_H #define _PING_H +#include <net/icmp.h> #include <net/netns/hash.h> /* PING_HTABLE_SIZE must be power of 2 */ @@ -28,6 +29,18 @@ */ #define GID_T_MAX (((gid_t)~0U) >> 1) +/* Compatibility glue so we can support IPv6 when it's compiled as a module */ +struct pingv6_ops { + int (*ipv6_recv_error)(struct sock *sk, struct msghdr *msg, int len); + int (*ip6_datagram_recv_ctl)(struct sock *sk, struct msghdr *msg, + struct sk_buff *skb); + int (*icmpv6_err_convert)(u8 type, u8 code, int *err); + void (*ipv6_icmp_error)(struct sock *sk, struct sk_buff *skb, int err, + __be16 port, u32 info, u8 *payload); + int (*ipv6_chk_addr)(struct net *net, const struct in6_addr *addr, + const struct net_device *dev, int strict); +}; + struct ping_table { struct hlist_nulls_head hash[PING_HTABLE_SIZE]; rwlock_t lock; @@ -36,20 +49,66 @@ struct ping_table { struct ping_iter_state { struct seq_net_private p; int bucket; + sa_family_t family; }; extern struct proto ping_prot; +extern struct ping_table ping_table; +#if IS_ENABLED(CONFIG_IPV6) +extern struct pingv6_ops pingv6_ops; +#endif + +struct pingfakehdr { + struct icmphdr icmph; + struct iovec *iov; + sa_family_t family; + __wsum wcheck; +}; + +int ping_get_port(struct sock *sk, unsigned short ident); +void ping_hash(struct sock *sk); +void ping_unhash(struct sock *sk); +int ping_init_sock(struct sock *sk); +void ping_close(struct sock *sk, long timeout); +int ping_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len); +void ping_err(struct sk_buff *skb, int offset, u32 info); +int ping_getfrag(void *from, char *to, int offset, int fraglen, int odd, + struct sk_buff *); -extern void ping_rcv(struct sk_buff *); -extern void ping_err(struct sk_buff *, u32 info); +int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, + size_t len, int noblock, int flags, int *addr_len); +int ping_common_sendmsg(int family, struct msghdr *msg, size_t len, + void *user_icmph, size_t icmph_len); +int ping_v4_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, + size_t len); +int ping_v6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, + size_t len); +int ping_queue_rcv_skb(struct sock *sk, struct sk_buff *skb); +void ping_rcv(struct sk_buff *skb); #ifdef CONFIG_PROC_FS +struct ping_seq_afinfo { + char *name; + sa_family_t family; + const struct file_operations *seq_fops; + const struct seq_operations seq_ops; +}; + +extern const struct file_operations ping_seq_fops; + +void *ping_seq_start(struct seq_file *seq, loff_t *pos, sa_family_t family); +void *ping_seq_next(struct seq_file *seq, void *v, loff_t *pos); +void ping_seq_stop(struct seq_file *seq, void *v); +int ping_proc_register(struct net *net, struct ping_seq_afinfo *afinfo); +void ping_proc_unregister(struct net *net, struct ping_seq_afinfo *afinfo); + extern int __init ping_proc_init(void); extern void ping_proc_exit(void); #endif void __init ping_init(void); - +int __init pingv6_init(void); +void pingv6_exit(void); #endif /* _PING_H */ |