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selftests: bpf: Use bpf_endian.h in test_xdp.c 

This fixes the testcase on big-endian.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2017-05-02 07:52:01 -07:00
parent b5d60989c6
commit 4e9c3a6671
1 changed files with 8 additions and 9 deletions
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17
tools/testing/selftests/bpf/test_xdp.c
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@ -17,10 +17,9 @@
#include <linux/pkt_cls.h>
#include <sys/socket.h>
#include "bpf_helpers.h"
#include "bpf_endian.h"
#include "test_iptunnel_common.h"
#define htons __builtin_bswap16
#define ntohs __builtin_bswap16
int _version SEC("version") = 1;
struct bpf_map_def SEC("maps") rxcnt = {
@ -104,7 +103,7 @@ static __always_inline int handle_ipv4(struct xdp_md *xdp)
vip.family = AF_INET;
vip.daddr.v4 = iph->daddr;
vip.dport = dport;
payload_len = ntohs(iph->tot_len);
payload_len = bpf_ntohs(iph->tot_len);
tnl = bpf_map_lookup_elem(&vip2tnl, &vip);
/* It only does v4-in-v4 */
@ -126,7 +125,7 @@ static __always_inline int handle_ipv4(struct xdp_md *xdp)
iph + 1 > data_end)
return XDP_DROP;
set_ethhdr(new_eth, old_eth, tnl, htons(ETH_P_IP));
set_ethhdr(new_eth, old_eth, tnl, bpf_htons(ETH_P_IP));
iph->version = 4;
iph->ihl = sizeof(*iph) >> 2;
@ -134,7 +133,7 @@ static __always_inline int handle_ipv4(struct xdp_md *xdp)
iph->protocol = IPPROTO_IPIP;
iph->check = 0;
iph->tos = 0;
iph->tot_len = htons(payload_len + sizeof(*iph));
iph->tot_len = bpf_htons(payload_len + sizeof(*iph));
iph->daddr = tnl->daddr.v4;
iph->saddr = tnl->saddr.v4;
iph->ttl = 8;
@ -195,12 +194,12 @@ static __always_inline int handle_ipv6(struct xdp_md *xdp)
ip6h + 1 > data_end)
return XDP_DROP;
set_ethhdr(new_eth, old_eth, tnl, htons(ETH_P_IPV6));
set_ethhdr(new_eth, old_eth, tnl, bpf_htons(ETH_P_IPV6));
ip6h->version = 6;
ip6h->priority = 0;
memset(ip6h->flow_lbl, 0, sizeof(ip6h->flow_lbl));
ip6h->payload_len = htons(ntohs(payload_len) + sizeof(*ip6h));
ip6h->payload_len = bpf_htons(bpf_ntohs(payload_len) + sizeof(*ip6h));
ip6h->nexthdr = IPPROTO_IPV6;
ip6h->hop_limit = 8;
memcpy(ip6h->saddr.s6_addr32, tnl->saddr.v6, sizeof(tnl->saddr.v6));
@ -224,9 +223,9 @@ int _xdp_tx_iptunnel(struct xdp_md *xdp)
h_proto = eth->h_proto;
if (h_proto == htons(ETH_P_IP))
if (h_proto == bpf_htons(ETH_P_IP))
return handle_ipv4(xdp);
else if (h_proto == htons(ETH_P_IPV6))
else if (h_proto == bpf_htons(ETH_P_IPV6))
return handle_ipv6(xdp);
else