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authorAlexei Starovoitov <ast@fb.com>2017-03-31 07:45:39 +0300
committerDavid S. Miller <davem@davemloft.net>2017-04-01 22:45:57 +0300
commit3084887378f5271daedd52cc3372cb8011ad39b6 (patch)
tree718b917960b188fc93def7948d09bf9d30ff71c3 /tools/include
parent1cf1cae963c2e6032aebe1637e995bc2f5d330f4 (diff)
downloadlinux-3084887378f5271daedd52cc3372cb8011ad39b6.tar.xz
tools/lib/bpf: add support for BPF_PROG_TEST_RUN command
add support for BPF_PROG_TEST_RUN command to libbpf.a Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Martin KaFai Lau <kafai@fb.com> Acked-by: Wang Nan <wangnan0@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/include')
-rw-r--r--tools/include/uapi/linux/bpf.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 1ea08ce35567..a1d95386f562 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -81,6 +81,7 @@ enum bpf_cmd {
BPF_OBJ_GET,
BPF_PROG_ATTACH,
BPF_PROG_DETACH,
+ BPF_PROG_TEST_RUN,
};
enum bpf_map_type {
@@ -189,6 +190,17 @@ union bpf_attr {
__u32 attach_type;
__u32 attach_flags;
};
+
+ struct { /* anonymous struct used by BPF_PROG_TEST_RUN command */
+ __u32 prog_fd;
+ __u32 retval;
+ __u32 data_size_in;
+ __u32 data_size_out;
+ __aligned_u64 data_in;
+ __aligned_u64 data_out;
+ __u32 repeat;
+ __u32 duration;
+ } test;
} __attribute__((aligned(8)));
/* BPF helper function descriptions:
@@ -459,6 +471,18 @@ union bpf_attr {
* Return:
* > 0 length of the string including the trailing NUL on success
* < 0 error
+ *
+ * u64 bpf_bpf_get_socket_cookie(skb)
+ * Get the cookie for the socket stored inside sk_buff.
+ * @skb: pointer to skb
+ * Return: 8 Bytes non-decreasing number on success or 0 if the socket
+ * field is missing inside sk_buff
+ *
+ * u32 bpf_get_socket_uid(skb)
+ * Get the owner uid of the socket stored inside sk_buff.
+ * @skb: pointer to skb
+ * Return: uid of the socket owner on success or 0 if the socket pointer
+ * inside sk_buff is NULL
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \