xref: /freebsd/sys/net/bpf_buffer.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2007 Seccuris Inc.
5  * All rights reserved.
6  *
7  * This software was developed by Robert N. M. Watson under contract to
8  * Seccuris Inc.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  * $FreeBSD$
32  */
33 
34 #ifndef _NET_BPF_BUFFER_H_
35 #define	_NET_BPF_BUFFER_H_
36 
37 #ifndef _KERNEL
38 #error "no user-serviceable parts inside"
39 #endif
40 
41 void	bpf_buffer_append_bytes(struct bpf_d *d, caddr_t buf, u_int offset,
42 	    void *src, u_int len);
43 void	bpf_buffer_append_mbuf(struct bpf_d *d, caddr_t buf, u_int offset,
44 	    void *src, u_int len);
45 void	bpf_buffer_free(struct bpf_d *d);
46 void	bpf_buffer_init(struct bpf_d *d);
47 int	bpf_buffer_ioctl_sblen(struct bpf_d *d, u_int *i);
48 int	bpf_buffer_uiomove(struct bpf_d *d, caddr_t buf, u_int len,
49 	    struct uio *uio);
50 
51 #endif /* !_NET_BPF_BUFFER_H_ */
52