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9#ifndef __AFIUCV_H
10#define __AFIUCV_H
11
12#include <asm/types.h>
13#include <asm/byteorder.h>
14#include <linux/list.h>
15#include <linux/poll.h>
16#include <linux/socket.h>
17
18#ifndef AF_IUCV
19#define AF_IUCV 32
20#define PF_IUCV AF_IUCV
21#endif
22
23
24enum {
25 IUCV_CONNECTED = 1,
26 IUCV_OPEN,
27 IUCV_BOUND,
28 IUCV_LISTEN,
29 IUCV_SEVERED,
30 IUCV_DISCONN,
31 IUCV_CLOSING,
32 IUCV_CLOSED
33};
34
35#define IUCV_QUEUELEN_DEFAULT 65535
36#define IUCV_CONN_TIMEOUT (HZ * 40)
37#define IUCV_DISCONN_TIMEOUT (HZ * 2)
38#define IUCV_CONN_IDLE_TIMEOUT (HZ * 60)
39#define IUCV_BUFSIZE_DEFAULT 32768
40
41
42struct sockaddr_iucv {
43 sa_family_t siucv_family;
44 unsigned short siucv_port;
45 unsigned int siucv_addr;
46 char siucv_nodeid[8];
47 char siucv_user_id[8];
48 char siucv_name[8];
49};
50
51
52
53struct sock_msg_q {
54 struct iucv_path *path;
55 struct iucv_message msg;
56 struct list_head list;
57 spinlock_t lock;
58};
59
60#define iucv_sk(__sk) ((struct iucv_sock *) __sk)
61
62struct iucv_sock {
63 struct sock sk;
64 char src_user_id[8];
65 char src_name[8];
66 char dst_user_id[8];
67 char dst_name[8];
68 struct list_head accept_q;
69 spinlock_t accept_q_lock;
70 struct sock *parent;
71 struct iucv_path *path;
72 struct sk_buff_head send_skb_q;
73 struct sk_buff_head backlog_skb_q;
74 struct sock_msg_q message_q;
75 unsigned int send_tag;
76 u8 flags;
77 u16 msglimit;
78};
79
80
81#define SO_IPRMDATA_MSG 0x0080
82#define SO_MSGLIMIT 0x1000
83
84
85#define SCM_IUCV_TRGCLS 0x0001
86
87struct iucv_sock_list {
88 struct hlist_head head;
89 rwlock_t lock;
90 atomic_t autobind_name;
91};
92
93unsigned int iucv_sock_poll(struct file *file, struct socket *sock,
94 poll_table *wait);
95void iucv_sock_link(struct iucv_sock_list *l, struct sock *s);
96void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *s);
97int iucv_sock_wait_cnt(struct sock *sk, unsigned long timeo);
98void iucv_accept_enqueue(struct sock *parent, struct sock *sk);
99void iucv_accept_unlink(struct sock *sk);
100struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock);
101
102#endif
103