mirror of
https://github.com/torvalds/linux.git
synced 2024-12-26 21:02:19 +00:00
2bf3e2ef42
There are two files in the tree called libbpf.h which is becoming problematic. Most samples don't actually need the local libbpf.h they simply include it to get to bpf/bpf.h. Include bpf/bpf.h directly instead. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
36 lines
814 B
C
36 lines
814 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <linux/unistd.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <linux/if_ether.h>
|
|
#include <net/if.h>
|
|
#include <linux/if_packet.h>
|
|
#include <arpa/inet.h>
|
|
|
|
static inline int open_raw_sock(const char *name)
|
|
{
|
|
struct sockaddr_ll sll;
|
|
int sock;
|
|
|
|
sock = socket(PF_PACKET, SOCK_RAW | SOCK_NONBLOCK | SOCK_CLOEXEC, htons(ETH_P_ALL));
|
|
if (sock < 0) {
|
|
printf("cannot create raw socket\n");
|
|
return -1;
|
|
}
|
|
|
|
memset(&sll, 0, sizeof(sll));
|
|
sll.sll_family = AF_PACKET;
|
|
sll.sll_ifindex = if_nametoindex(name);
|
|
sll.sll_protocol = htons(ETH_P_ALL);
|
|
if (bind(sock, (struct sockaddr *)&sll, sizeof(sll)) < 0) {
|
|
printf("bind to %s: %s\n", name, strerror(errno));
|
|
close(sock);
|
|
return -1;
|
|
}
|
|
|
|
return sock;
|
|
}
|