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author | Kim Kibum <kb0929.kim@samsung.com> | 2012-04-29 16:59:19 +0900 |
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committer | Kim Kibum <kb0929.kim@samsung.com> | 2012-04-29 16:59:19 +0900 |
commit | c1775d1a93a77a57380a4ce87ac3a8f807c944b2 (patch) | |
tree | e1f233f2af38ee247a677082198dd3a69a12a5a1 /include/net/iucv/af_iucv.h | |
parent | 2c2dcd5ffef2e97176e6a55e45512177e55e6fb9 (diff) | |
download | linux-2.6.36-c1775d1a93a77a57380a4ce87ac3a8f807c944b2.tar.gz linux-2.6.36-c1775d1a93a77a57380a4ce87ac3a8f807c944b2.tar.bz2 linux-2.6.36-c1775d1a93a77a57380a4ce87ac3a8f807c944b2.zip |
Diffstat (limited to 'include/net/iucv/af_iucv.h')
-rw-r--r-- | include/net/iucv/af_iucv.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h new file mode 100644 index 00000000..f82a1e87 --- /dev/null +++ b/include/net/iucv/af_iucv.h @@ -0,0 +1,102 @@ +/* + * 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_CLOSING, + 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 */ +struct sock_msg_q { + struct iucv_path *path; + struct iucv_message msg; + struct list_head list; + spinlock_t lock; +}; + +#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; + spinlock_t accept_q_lock; + struct sock *parent; + struct iucv_path *path; + struct sk_buff_head send_skb_q; + struct sk_buff_head backlog_skb_q; + struct sock_msg_q message_q; + unsigned int send_tag; + u8 flags; + u16 msglimit; +}; + +/* iucv socket options (SOL_IUCV) */ +#define SO_IPRMDATA_MSG 0x0080 /* send/recv IPRM_DATA msgs */ +#define SO_MSGLIMIT 0x1000 /* get/set IUCV MSGLIMIT */ + +/* iucv related control messages (scm) */ +#define SCM_IUCV_TRGCLS 0x0001 /* target class control message */ + +struct iucv_sock_list { + struct hlist_head head; + rwlock_t lock; + atomic_t autobind_name; +}; + +unsigned int iucv_sock_poll(struct file *file, struct socket *sock, + poll_table *wait); +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_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 */ |