2 * Copyright (c) 2004 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Simon 'corecode' Schubert <corecode@fs.ei.tum.de>.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * $DragonFly: src/sys/sys/mapped_ioctl.h,v 1.1 2004/08/13 11:59:00 joerg Exp $
36 #ifndef _SYS_MAPPED_IOCTL_H_
37 #define _SYS_MAPPED_IOCTL_H_
39 #include <sys/queue.h>
43 struct ioctl_map_entry;
45 typedef int (ioctl_map_func)(struct file *, u_long, u_long, caddr_t,
48 struct ioctl_map_range {
55 #define MAPPED_IOCTL_MAPRANGE(c,e,t,f) { (c), (e), (t), (f) }
56 #define MAPPED_IOCTL_MAPF(c,t,f) MAPPED_IOCTL_MAPRANGE((c), (c), (t), (f))
57 #define MAPPED_IOCTL_MAP(c,t) MAPPED_IOCTL_MAPF((c), (t), NULL)
58 #define MAPPED_IOCTL_IO(c,f) MAPPED_IOCTL_MAPF((c), _IO(0, 0), (f))
59 #define MAPPED_IOCTL_IOR(c,f,t) MAPPED_IOCTL_MAPF((c), _IOR(0, 0, t), (f))
60 #define MAPPED_IOCTL_IOW(c,f,t) MAPPED_IOCTL_MAPF((c), _IOW(0, 0, t), (f))
61 #define MAPPED_IOCTL_IOWR(c,f,t) MAPPED_IOCTL_MAPF((c), _IOWR(0, 0, t), (f))
66 LIST_HEAD(, ioctl_map_entry) mapping;
69 struct ioctl_map_handler {
70 struct ioctl_map *map;
72 struct ioctl_map_range *cmd_ranges;
75 int mapped_ioctl(int fd, u_long com, caddr_t uspc_data, struct ioctl_map *map);
76 int mapped_ioctl_register_handler(struct ioctl_map_handler *he);
77 int mapped_ioctl_unregister_handler(struct ioctl_map_handler *he);
79 #endif /* !_SYS_MAPPED_IOCTL_H_ */