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1 /*
2  * dhcpcd - DHCP client daemon
3  * Copyright (c) 2006-2015 Roy Marples <roy@marples.name>
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #ifndef DEV_H
28 #define DEV_H
29 
30 // dev plugin setup
31 struct dev {
32 	const char *name;
33 	int (*initialized)(const char *);
34 	int (*listening)(void);
35 	int (*handle_device)(void *);
36 	int (*start)(void);
37 	void (*stop)(void);
38 };
39 
40 struct dev_dhcpcd {
41 	int (*handle_interface)(void *, int, const char *);
42 };
43 
44 int dev_init(struct dev *, const struct dev_dhcpcd *);
45 
46 // hooks for dhcpcd
47 #ifdef PLUGIN_DEV
48 #include "dhcpcd.h"
49 int dev_initialized(struct dhcpcd_ctx *, const char *);
50 int dev_listening(struct dhcpcd_ctx *);
51 int dev_start(struct dhcpcd_ctx *);
52 void dev_stop(struct dhcpcd_ctx *);
53 #else
54 #define dev_initialized(a, b) (1)
55 #define dev_listening(a) (0)
56 #define dev_start(a) {}
57 #define dev_stop(a) {}
58 #endif
59 
60 #endif
61