Annotation of sys/miscfs/procfs/procfs_note.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: procfs_note.c,v 1.4 2007/06/18 08:30:07 jasper Exp $ */
2: /* $NetBSD: procfs_note.c,v 1.8 1994/06/29 06:34:53 cgd Exp $ */
3:
4: /*
5: * Copyright (c) 1993 Jan-Simon Pendry
6: * Copyright (c) 1993
7: * The Regents of the University of California. All rights reserved.
8: *
9: * This code is derived from software contributed to Berkeley by
10: * Jan-Simon Pendry.
11: *
12: * Redistribution and use in source and binary forms, with or without
13: * modification, are permitted provided that the following conditions
14: * are met:
15: * 1. Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: * 2. Redistributions in binary form must reproduce the above copyright
18: * notice, this list of conditions and the following disclaimer in the
19: * documentation and/or other materials provided with the distribution.
20: * 3. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: *
36: * @(#)procfs_note.c 8.2 (Berkeley) 1/21/94
37: */
38:
39: #include <sys/param.h>
40: #include <sys/systm.h>
41: #include <sys/time.h>
42: #include <sys/kernel.h>
43: #include <sys/proc.h>
44: #include <sys/vnode.h>
45: #include <sys/signal.h>
46: #include <miscfs/procfs/procfs.h>
47:
48: int
49: procfs_donote(struct proc *curp, struct proc *p, struct pfsnode *pfs, struct uio *uio)
50: {
51: int xlen;
52: int error;
53: char note[PROCFS_NOTELEN+1];
54:
55: if (uio->uio_rw != UIO_WRITE)
56: return (EINVAL);
57:
58: xlen = PROCFS_NOTELEN;
59: error = vfs_getuserstr(uio, note, &xlen);
60: if (error)
61: return (error);
62:
63: /* send to process's notify function */
64: return (EOPNOTSUPP);
65: }
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