diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/setget_sockopt.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/setget_sockopt.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/setget_sockopt.c b/tools/testing/selftests/bpf/progs/setget_sockopt.c index d330b1511979..d96e99b67aeb 100644 --- a/tools/testing/selftests/bpf/progs/setget_sockopt.c +++ b/tools/testing/selftests/bpf/progs/setget_sockopt.c @@ -69,12 +69,14 @@ static const struct sockopt_test sol_tcp_tests[] = { static const struct sockopt_test sol_ip_tests[] = { { .opt = IP_TOS, .new = 0xe1, .expected = 0xe1, .tcp_expected = 0xe0, }, + { .opt = IP_TRANSPARENT, .flip = 1, }, { .opt = 0, }, }; static const struct sockopt_test sol_ipv6_tests[] = { { .opt = IPV6_TCLASS, .new = 0xe1, .expected = 0xe1, .tcp_expected = 0xe0, }, { .opt = IPV6_AUTOFLOWLABEL, .flip = 1, }, + { .opt = IPV6_TRANSPARENT, .flip = 1, }, { .opt = 0, }, }; @@ -387,6 +389,24 @@ int _getsockopt(struct bpf_sockopt *ctx) return 1; } +int v4mapped_v6_ip_tos_enable; +int v4mapped_v6_ip_tos_ret; +int v4mapped_v6_ip_tos_cnt; +int v4mapped_v6_ip_tos_val; + +static void test_v4mapped_v6_ip_tos(struct bpf_sock_ops *skops) +{ + int tos = v4mapped_v6_ip_tos_val; + + if (!v4mapped_v6_ip_tos_enable || skops->op != BPF_SOCK_OPS_TCP_CONNECT_CB) + return; + if (skops->family != AF_INET6) + return; + + v4mapped_v6_ip_tos_cnt++; + v4mapped_v6_ip_tos_ret = bpf_setsockopt(skops, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)); +} + SEC("sockops") int skops_sockopt(struct bpf_sock_ops *skops) { @@ -401,6 +421,11 @@ int skops_sockopt(struct bpf_sock_ops *skops) if (!sk) return 1; + if (v4mapped_v6_ip_tos_enable) { + test_v4mapped_v6_ip_tos(skops); + return 1; + } + switch (skops->op) { case BPF_SOCK_OPS_TCP_LISTEN_CB: nr_listen += !(bpf_test_sockopt(skops, sk) || |