samples/bpf: Move open_raw_sock to separate header

This function was declared in libbpf.c and was the only remaining
function in this library, but has nothing to do with BPF. Shift it out
into a new header, sock_example.h, and include it from the relevant
samples.

Signed-off-by: Joe Stringer <joe@ovn.org>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/20161209024620.31660-8-joe@ovn.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Joe Stringer 2016-12-08 18:46:20 -08:00 committed by Arnaldo Carvalho de Melo
parent 205c8ada31
commit 9899694a7f
8 changed files with 7 additions and 6 deletions

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@ -36,7 +36,7 @@ hostprogs-y += lwt_len_hist
hostprogs-y += xdp_tx_iptunnel
# Libbpf dependencies
LIBBPF := libbpf.o ../../tools/lib/bpf/bpf.o
LIBBPF := ../../tools/lib/bpf/bpf.o
test_lru_dist-objs := test_lru_dist.o $(LIBBPF)
sock_example-objs := sock_example.o $(LIBBPF)

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@ -14,6 +14,7 @@
#include "bpf_load.h"
#include "libbpf.h"
#include "sock_example.h"
#define BPF_F_PIN (1 << 0)
#define BPF_F_GET (1 << 1)

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@ -185,7 +185,4 @@ struct bpf_insn;
.off = 0, \
.imm = 0 })
/* create RAW socket and bind to interface 'name' */
int open_raw_sock(const char *name);
#endif

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@ -27,6 +27,7 @@
#include <linux/ip.h>
#include <stddef.h>
#include "libbpf.h"
#include "sock_example.h"
char bpf_log_buf[BPF_LOG_BUF_SIZE];

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@ -1,4 +1,3 @@
/* eBPF mini library */
#include <stdlib.h>
#include <stdio.h>
#include <linux/unistd.h>
@ -11,7 +10,7 @@
#include <arpa/inet.h>
#include "libbpf.h"
int open_raw_sock(const char *name)
static inline int open_raw_sock(const char *name)
{
struct sockaddr_ll sll;
int sock;

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@ -3,6 +3,7 @@
#include <linux/bpf.h>
#include "libbpf.h"
#include "bpf_load.h"
#include "sock_example.h"
#include <unistd.h>
#include <arpa/inet.h>

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@ -3,6 +3,7 @@
#include <linux/bpf.h>
#include "libbpf.h"
#include "bpf_load.h"
#include "sock_example.h"
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/resource.h>

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@ -3,6 +3,7 @@
#include <linux/bpf.h>
#include "libbpf.h"
#include "bpf_load.h"
#include "sock_example.h"
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/resource.h>