1 /*
2  * ZMap Copyright 2013 Regents of the University of Michigan
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy
6  * of the License at http://www.apache.org/licenses/LICENSE-2.0
7  */
8 
9 #include "socket.h"
10 
11 #include <string.h>
12 #include <errno.h>
13 
14 #include "../lib/includes.h"
15 #include "../lib/logger.h"
16 
get_socket(UNUSED uint32_t id)17 sock_t get_socket(UNUSED uint32_t id)
18 {
19 	int sock = socket(AF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
20 	if (sock <= 0) {
21 		log_fatal("send", "couldn't create socket. "
22 			"Are you root? Error: %s\n", strerror(errno));
23 	}
24 	sock_t s;
25 	s.sock = sock;
26 	return s;
27 }
28