1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2015 National Instruments
4  *
5  * (C) Copyright 2015
6  * Joe Hershberger <joe.hershberger@ni.com>
7  */
8 
9 #ifndef __ETH_RAW_OS_H
10 #define __ETH_RAW_OS_H
11 
12 /**
13  * struct eth_sandbox_raw_priv - raw socket session
14  *
15  * sd: socket descriptor - the open socket during a session
16  * device: struct sockaddr_ll - the host interface packets move to/from
17  * local: 1 or 0 to select the local interface ('lo') or not
18  * local_bindsd: socket descriptor to prevent the kernel from sending
19  *		 a message to the server claiming the port is
20  *		 unreachable
21  * local_bind_udp_port: The UDP port number that we bound to
22  */
23 struct eth_sandbox_raw_priv {
24 	int sd;
25 	void *device;
26 	int local;
27 	int local_bind_sd;
28 	unsigned short local_bind_udp_port;
29 };
30 
31 int sandbox_eth_raw_os_start(const char *ifname, unsigned char *ethmac,
32 			    struct eth_sandbox_raw_priv *priv);
33 int sandbox_eth_raw_os_send(void *packet, int length,
34 			    struct eth_sandbox_raw_priv *priv);
35 int sandbox_eth_raw_os_recv(void *packet, int *length,
36 			    const struct eth_sandbox_raw_priv *priv);
37 void sandbox_eth_raw_os_stop(struct eth_sandbox_raw_priv *priv);
38 
39 #endif /* __ETH_RAW_OS_H */
40