1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/*
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright 2021 Lutz Donnerhacke
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <netgraph.h>
void ng_connect (char const *path1, char const *hook1,
char const *path2, char const *hook2);
void ng_mkpeer (char const *path1, char const *hook1,
char const *type, char const *hook2);
void ng_shutdown(char const *path);
void ng_rmhook (char const *path, char const *hook);
void ng_name (char const *path, char const *name);
typedef void (*ng_data_handler_t)(void *, size_t, void *ctx);
void ng_register_data(char const *hook, ng_data_handler_t proc);
void ng_send_data(char const *hook, void const *, size_t);
int ng_send_msg(char const *path, char const *msg);
int ng_handle_event (unsigned int ms, void *ctx);
void ng_handle_events(unsigned int ms, void *ctx);
typedef enum { FAIL, PASS } ng_error_t;
ng_error_t ng_errors(ng_error_t);
void ng_init(void);
|
