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88 lines
2.4 KiB
88 lines
2.4 KiB
/* |
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* connector.h |
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* |
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* 2004-2005 Copyright (c) Evgeniy Polyakov <zbr@ioremap.net> |
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* All rights reserved. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef __CONNECTOR_H |
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#define __CONNECTOR_H |
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#include <linux/atomic.h> |
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#include <linux/list.h> |
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#include <linux/workqueue.h> |
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#include <net/sock.h> |
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#include <uapi/linux/connector.h> |
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#define CN_CBQ_NAMELEN 32 |
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struct cn_queue_dev { |
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atomic_t refcnt; |
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unsigned char name[CN_CBQ_NAMELEN]; |
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struct list_head queue_list; |
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spinlock_t queue_lock; |
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struct sock *nls; |
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}; |
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struct cn_callback_id { |
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unsigned char name[CN_CBQ_NAMELEN]; |
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struct cb_id id; |
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}; |
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struct cn_callback_entry { |
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struct list_head callback_entry; |
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atomic_t refcnt; |
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struct cn_queue_dev *pdev; |
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struct cn_callback_id id; |
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void (*callback) (struct cn_msg *, struct netlink_skb_parms *); |
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u32 seq, group; |
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}; |
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struct cn_dev { |
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struct cb_id id; |
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u32 seq, groups; |
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struct sock *nls; |
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void (*input) (struct sk_buff *skb); |
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struct cn_queue_dev *cbdev; |
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}; |
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int cn_add_callback(struct cb_id *id, const char *name, |
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void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); |
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void cn_del_callback(struct cb_id *); |
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int cn_netlink_send_mult(struct cn_msg *msg, u16 len, u32 portid, u32 group, gfp_t gfp_mask); |
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int cn_netlink_send(struct cn_msg *msg, u32 portid, u32 group, gfp_t gfp_mask); |
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int cn_queue_add_callback(struct cn_queue_dev *dev, const char *name, |
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struct cb_id *id, |
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void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); |
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void cn_queue_del_callback(struct cn_queue_dev *dev, struct cb_id *id); |
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void cn_queue_release_callback(struct cn_callback_entry *); |
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struct cn_queue_dev *cn_queue_alloc_dev(const char *name, struct sock *); |
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void cn_queue_free_dev(struct cn_queue_dev *dev); |
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int cn_cb_equal(struct cb_id *, struct cb_id *); |
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#endif /* __CONNECTOR_H */
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