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1 /****************************************************************************
2  ****************************************************************************
3  ***
4  ***   This header was automatically generated from a Linux kernel header
5  ***   of the same name, to make information necessary for userspace to
6  ***   call into the kernel available to libc.  It contains only constants,
7  ***   structures, and macros generated from the original header, and thus,
8  ***   contains no copyrightable information.
9  ***
10  ***   To edit the content of this header, modify the corresponding
11  ***   source file (e.g. under external/kernel-headers/original/) then
12  ***   run bionic/libc/kernel/tools/update_all.py
13  ***
14  ***   Any manual change here will be lost the next time this script will
15  ***   be run. You've been warned!
16  ***
17  ****************************************************************************
18  ****************************************************************************/
19 #ifndef _UAPI__LINUX_BPF_H__
20 #define _UAPI__LINUX_BPF_H__
21 #include <linux/types.h>
22 #include <linux/bpf_common.h>
23 #define BPF_JMP32 0x06
24 #define BPF_ALU64 0x07
25 #define BPF_DW 0x18
26 #define BPF_ATOMIC 0xc0
27 #define BPF_XADD 0xc0
28 #define BPF_MOV 0xb0
29 #define BPF_ARSH 0xc0
30 #define BPF_END 0xd0
31 #define BPF_TO_LE 0x00
32 #define BPF_TO_BE 0x08
33 #define BPF_FROM_LE BPF_TO_LE
34 #define BPF_FROM_BE BPF_TO_BE
35 #define BPF_JNE 0x50
36 #define BPF_JLT 0xa0
37 #define BPF_JLE 0xb0
38 #define BPF_JSGT 0x60
39 #define BPF_JSGE 0x70
40 #define BPF_JSLT 0xc0
41 #define BPF_JSLE 0xd0
42 #define BPF_CALL 0x80
43 #define BPF_EXIT 0x90
44 #define BPF_FETCH 0x01
45 #define BPF_XCHG (0xe0 | BPF_FETCH)
46 #define BPF_CMPXCHG (0xf0 | BPF_FETCH)
47 enum {
48   BPF_REG_0 = 0,
49   BPF_REG_1,
50   BPF_REG_2,
51   BPF_REG_3,
52   BPF_REG_4,
53   BPF_REG_5,
54   BPF_REG_6,
55   BPF_REG_7,
56   BPF_REG_8,
57   BPF_REG_9,
58   BPF_REG_10,
59   __MAX_BPF_REG,
60 };
61 #define MAX_BPF_REG __MAX_BPF_REG
62 struct bpf_insn {
63   __u8 code;
64   __u8 dst_reg : 4;
65   __u8 src_reg : 4;
66   __s16 off;
67   __s32 imm;
68 };
69 struct bpf_lpm_trie_key {
70   __u32 prefixlen;
71   __u8 data[0];
72 };
73 struct bpf_cgroup_storage_key {
74   __u64 cgroup_inode_id;
75   __u32 attach_type;
76 };
77 union bpf_iter_link_info {
78   struct {
79     __u32 map_fd;
80   } map;
81 };
82 enum bpf_cmd {
83   BPF_MAP_CREATE,
84   BPF_MAP_LOOKUP_ELEM,
85   BPF_MAP_UPDATE_ELEM,
86   BPF_MAP_DELETE_ELEM,
87   BPF_MAP_GET_NEXT_KEY,
88   BPF_PROG_LOAD,
89   BPF_OBJ_PIN,
90   BPF_OBJ_GET,
91   BPF_PROG_ATTACH,
92   BPF_PROG_DETACH,
93   BPF_PROG_TEST_RUN,
94   BPF_PROG_RUN = BPF_PROG_TEST_RUN,
95   BPF_PROG_GET_NEXT_ID,
96   BPF_MAP_GET_NEXT_ID,
97   BPF_PROG_GET_FD_BY_ID,
98   BPF_MAP_GET_FD_BY_ID,
99   BPF_OBJ_GET_INFO_BY_FD,
100   BPF_PROG_QUERY,
101   BPF_RAW_TRACEPOINT_OPEN,
102   BPF_BTF_LOAD,
103   BPF_BTF_GET_FD_BY_ID,
104   BPF_TASK_FD_QUERY,
105   BPF_MAP_LOOKUP_AND_DELETE_ELEM,
106   BPF_MAP_FREEZE,
107   BPF_BTF_GET_NEXT_ID,
108   BPF_MAP_LOOKUP_BATCH,
109   BPF_MAP_LOOKUP_AND_DELETE_BATCH,
110   BPF_MAP_UPDATE_BATCH,
111   BPF_MAP_DELETE_BATCH,
112   BPF_LINK_CREATE,
113   BPF_LINK_UPDATE,
114   BPF_LINK_GET_FD_BY_ID,
115   BPF_LINK_GET_NEXT_ID,
116   BPF_ENABLE_STATS,
117   BPF_ITER_CREATE,
118   BPF_LINK_DETACH,
119   BPF_PROG_BIND_MAP,
120 };
121 enum bpf_map_type {
122   BPF_MAP_TYPE_UNSPEC,
123   BPF_MAP_TYPE_HASH,
124   BPF_MAP_TYPE_ARRAY,
125   BPF_MAP_TYPE_PROG_ARRAY,
126   BPF_MAP_TYPE_PERF_EVENT_ARRAY,
127   BPF_MAP_TYPE_PERCPU_HASH,
128   BPF_MAP_TYPE_PERCPU_ARRAY,
129   BPF_MAP_TYPE_STACK_TRACE,
130   BPF_MAP_TYPE_CGROUP_ARRAY,
131   BPF_MAP_TYPE_LRU_HASH,
132   BPF_MAP_TYPE_LRU_PERCPU_HASH,
133   BPF_MAP_TYPE_LPM_TRIE,
134   BPF_MAP_TYPE_ARRAY_OF_MAPS,
135   BPF_MAP_TYPE_HASH_OF_MAPS,
136   BPF_MAP_TYPE_DEVMAP,
137   BPF_MAP_TYPE_SOCKMAP,
138   BPF_MAP_TYPE_CPUMAP,
139   BPF_MAP_TYPE_XSKMAP,
140   BPF_MAP_TYPE_SOCKHASH,
141   BPF_MAP_TYPE_CGROUP_STORAGE,
142   BPF_MAP_TYPE_REUSEPORT_SOCKARRAY,
143   BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE,
144   BPF_MAP_TYPE_QUEUE,
145   BPF_MAP_TYPE_STACK,
146   BPF_MAP_TYPE_SK_STORAGE,
147   BPF_MAP_TYPE_DEVMAP_HASH,
148   BPF_MAP_TYPE_STRUCT_OPS,
149   BPF_MAP_TYPE_RINGBUF,
150   BPF_MAP_TYPE_INODE_STORAGE,
151   BPF_MAP_TYPE_TASK_STORAGE,
152   BPF_MAP_TYPE_BLOOM_FILTER,
153 };
154 enum bpf_prog_type {
155   BPF_PROG_TYPE_UNSPEC,
156   BPF_PROG_TYPE_SOCKET_FILTER,
157   BPF_PROG_TYPE_KPROBE,
158   BPF_PROG_TYPE_SCHED_CLS,
159   BPF_PROG_TYPE_SCHED_ACT,
160   BPF_PROG_TYPE_TRACEPOINT,
161   BPF_PROG_TYPE_XDP,
162   BPF_PROG_TYPE_PERF_EVENT,
163   BPF_PROG_TYPE_CGROUP_SKB,
164   BPF_PROG_TYPE_CGROUP_SOCK,
165   BPF_PROG_TYPE_LWT_IN,
166   BPF_PROG_TYPE_LWT_OUT,
167   BPF_PROG_TYPE_LWT_XMIT,
168   BPF_PROG_TYPE_SOCK_OPS,
169   BPF_PROG_TYPE_SK_SKB,
170   BPF_PROG_TYPE_CGROUP_DEVICE,
171   BPF_PROG_TYPE_SK_MSG,
172   BPF_PROG_TYPE_RAW_TRACEPOINT,
173   BPF_PROG_TYPE_CGROUP_SOCK_ADDR,
174   BPF_PROG_TYPE_LWT_SEG6LOCAL,
175   BPF_PROG_TYPE_LIRC_MODE2,
176   BPF_PROG_TYPE_SK_REUSEPORT,
177   BPF_PROG_TYPE_FLOW_DISSECTOR,
178   BPF_PROG_TYPE_CGROUP_SYSCTL,
179   BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE,
180   BPF_PROG_TYPE_CGROUP_SOCKOPT,
181   BPF_PROG_TYPE_TRACING,
182   BPF_PROG_TYPE_STRUCT_OPS,
183   BPF_PROG_TYPE_EXT,
184   BPF_PROG_TYPE_LSM,
185   BPF_PROG_TYPE_SK_LOOKUP,
186   BPF_PROG_TYPE_SYSCALL,
187 };
188 enum bpf_attach_type {
189   BPF_CGROUP_INET_INGRESS,
190   BPF_CGROUP_INET_EGRESS,
191   BPF_CGROUP_INET_SOCK_CREATE,
192   BPF_CGROUP_SOCK_OPS,
193   BPF_SK_SKB_STREAM_PARSER,
194   BPF_SK_SKB_STREAM_VERDICT,
195   BPF_CGROUP_DEVICE,
196   BPF_SK_MSG_VERDICT,
197   BPF_CGROUP_INET4_BIND,
198   BPF_CGROUP_INET6_BIND,
199   BPF_CGROUP_INET4_CONNECT,
200   BPF_CGROUP_INET6_CONNECT,
201   BPF_CGROUP_INET4_POST_BIND,
202   BPF_CGROUP_INET6_POST_BIND,
203   BPF_CGROUP_UDP4_SENDMSG,
204   BPF_CGROUP_UDP6_SENDMSG,
205   BPF_LIRC_MODE2,
206   BPF_FLOW_DISSECTOR,
207   BPF_CGROUP_SYSCTL,
208   BPF_CGROUP_UDP4_RECVMSG,
209   BPF_CGROUP_UDP6_RECVMSG,
210   BPF_CGROUP_GETSOCKOPT,
211   BPF_CGROUP_SETSOCKOPT,
212   BPF_TRACE_RAW_TP,
213   BPF_TRACE_FENTRY,
214   BPF_TRACE_FEXIT,
215   BPF_MODIFY_RETURN,
216   BPF_LSM_MAC,
217   BPF_TRACE_ITER,
218   BPF_CGROUP_INET4_GETPEERNAME,
219   BPF_CGROUP_INET6_GETPEERNAME,
220   BPF_CGROUP_INET4_GETSOCKNAME,
221   BPF_CGROUP_INET6_GETSOCKNAME,
222   BPF_XDP_DEVMAP,
223   BPF_CGROUP_INET_SOCK_RELEASE,
224   BPF_XDP_CPUMAP,
225   BPF_SK_LOOKUP,
226   BPF_XDP,
227   BPF_SK_SKB_VERDICT,
228   BPF_SK_REUSEPORT_SELECT,
229   BPF_SK_REUSEPORT_SELECT_OR_MIGRATE,
230   BPF_PERF_EVENT,
231   __MAX_BPF_ATTACH_TYPE
232 };
233 #define MAX_BPF_ATTACH_TYPE __MAX_BPF_ATTACH_TYPE
234 enum bpf_link_type {
235   BPF_LINK_TYPE_UNSPEC = 0,
236   BPF_LINK_TYPE_RAW_TRACEPOINT = 1,
237   BPF_LINK_TYPE_TRACING = 2,
238   BPF_LINK_TYPE_CGROUP = 3,
239   BPF_LINK_TYPE_ITER = 4,
240   BPF_LINK_TYPE_NETNS = 5,
241   BPF_LINK_TYPE_XDP = 6,
242   BPF_LINK_TYPE_PERF_EVENT = 7,
243   MAX_BPF_LINK_TYPE,
244 };
245 #define BPF_F_ALLOW_OVERRIDE (1U << 0)
246 #define BPF_F_ALLOW_MULTI (1U << 1)
247 #define BPF_F_REPLACE (1U << 2)
248 #define BPF_F_STRICT_ALIGNMENT (1U << 0)
249 #define BPF_F_ANY_ALIGNMENT (1U << 1)
250 #define BPF_F_TEST_RND_HI32 (1U << 2)
251 #define BPF_F_TEST_STATE_FREQ (1U << 3)
252 #define BPF_F_SLEEPABLE (1U << 4)
253 #define BPF_PSEUDO_MAP_FD 1
254 #define BPF_PSEUDO_MAP_IDX 5
255 #define BPF_PSEUDO_MAP_VALUE 2
256 #define BPF_PSEUDO_MAP_IDX_VALUE 6
257 #define BPF_PSEUDO_BTF_ID 3
258 #define BPF_PSEUDO_FUNC 4
259 #define BPF_PSEUDO_CALL 1
260 #define BPF_PSEUDO_KFUNC_CALL 2
261 enum {
262   BPF_ANY = 0,
263   BPF_NOEXIST = 1,
264   BPF_EXIST = 2,
265   BPF_F_LOCK = 4,
266 };
267 enum {
268   BPF_F_NO_PREALLOC = (1U << 0),
269   BPF_F_NO_COMMON_LRU = (1U << 1),
270   BPF_F_NUMA_NODE = (1U << 2),
271   BPF_F_RDONLY = (1U << 3),
272   BPF_F_WRONLY = (1U << 4),
273   BPF_F_STACK_BUILD_ID = (1U << 5),
274   BPF_F_ZERO_SEED = (1U << 6),
275   BPF_F_RDONLY_PROG = (1U << 7),
276   BPF_F_WRONLY_PROG = (1U << 8),
277   BPF_F_CLONE = (1U << 9),
278   BPF_F_MMAPABLE = (1U << 10),
279   BPF_F_PRESERVE_ELEMS = (1U << 11),
280   BPF_F_INNER_MAP = (1U << 12),
281 };
282 #define BPF_F_QUERY_EFFECTIVE (1U << 0)
283 #define BPF_F_TEST_RUN_ON_CPU (1U << 0)
284 enum bpf_stats_type {
285   BPF_STATS_RUN_TIME = 0,
286 };
287 enum bpf_stack_build_id_status {
288   BPF_STACK_BUILD_ID_EMPTY = 0,
289   BPF_STACK_BUILD_ID_VALID = 1,
290   BPF_STACK_BUILD_ID_IP = 2,
291 };
292 #define BPF_BUILD_ID_SIZE 20
293 struct bpf_stack_build_id {
294   __s32 status;
295   unsigned char build_id[BPF_BUILD_ID_SIZE];
296   union {
297     __u64 offset;
298     __u64 ip;
299   };
300 };
301 #define BPF_OBJ_NAME_LEN 16U
302 union bpf_attr {
303   struct {
304     __u32 map_type;
305     __u32 key_size;
306     __u32 value_size;
307     __u32 max_entries;
308     __u32 map_flags;
309     __u32 inner_map_fd;
310     __u32 numa_node;
311     char map_name[BPF_OBJ_NAME_LEN];
312     __u32 map_ifindex;
313     __u32 btf_fd;
314     __u32 btf_key_type_id;
315     __u32 btf_value_type_id;
316     __u32 btf_vmlinux_value_type_id;
317     __u64 map_extra;
318   };
319   struct {
320     __u32 map_fd;
321     __aligned_u64 key;
322     union {
323       __aligned_u64 value;
324       __aligned_u64 next_key;
325     };
326     __u64 flags;
327   };
328   struct {
329     __aligned_u64 in_batch;
330     __aligned_u64 out_batch;
331     __aligned_u64 keys;
332     __aligned_u64 values;
333     __u32 count;
334     __u32 map_fd;
335     __u64 elem_flags;
336     __u64 flags;
337   } batch;
338   struct {
339     __u32 prog_type;
340     __u32 insn_cnt;
341     __aligned_u64 insns;
342     __aligned_u64 license;
343     __u32 log_level;
344     __u32 log_size;
345     __aligned_u64 log_buf;
346     __u32 kern_version;
347     __u32 prog_flags;
348     char prog_name[BPF_OBJ_NAME_LEN];
349     __u32 prog_ifindex;
350     __u32 expected_attach_type;
351     __u32 prog_btf_fd;
352     __u32 func_info_rec_size;
353     __aligned_u64 func_info;
354     __u32 func_info_cnt;
355     __u32 line_info_rec_size;
356     __aligned_u64 line_info;
357     __u32 line_info_cnt;
358     __u32 attach_btf_id;
359     union {
360       __u32 attach_prog_fd;
361       __u32 attach_btf_obj_fd;
362     };
363     __u32 core_relo_cnt;
364     __aligned_u64 fd_array;
365     __aligned_u64 core_relos;
366     __u32 core_relo_rec_size;
367   };
368   struct {
369     __aligned_u64 pathname;
370     __u32 bpf_fd;
371     __u32 file_flags;
372   };
373   struct {
374     __u32 target_fd;
375     __u32 attach_bpf_fd;
376     __u32 attach_type;
377     __u32 attach_flags;
378     __u32 replace_bpf_fd;
379   };
380   struct {
381     __u32 prog_fd;
382     __u32 retval;
383     __u32 data_size_in;
384     __u32 data_size_out;
385     __aligned_u64 data_in;
386     __aligned_u64 data_out;
387     __u32 repeat;
388     __u32 duration;
389     __u32 ctx_size_in;
390     __u32 ctx_size_out;
391     __aligned_u64 ctx_in;
392     __aligned_u64 ctx_out;
393     __u32 flags;
394     __u32 cpu;
395   } test;
396   struct {
397     union {
398       __u32 start_id;
399       __u32 prog_id;
400       __u32 map_id;
401       __u32 btf_id;
402       __u32 link_id;
403     };
404     __u32 next_id;
405     __u32 open_flags;
406   };
407   struct {
408     __u32 bpf_fd;
409     __u32 info_len;
410     __aligned_u64 info;
411   } info;
412   struct {
413     __u32 target_fd;
414     __u32 attach_type;
415     __u32 query_flags;
416     __u32 attach_flags;
417     __aligned_u64 prog_ids;
418     __u32 prog_cnt;
419   } query;
420   struct {
421     __u64 name;
422     __u32 prog_fd;
423   } raw_tracepoint;
424   struct {
425     __aligned_u64 btf;
426     __aligned_u64 btf_log_buf;
427     __u32 btf_size;
428     __u32 btf_log_size;
429     __u32 btf_log_level;
430   };
431   struct {
432     __u32 pid;
433     __u32 fd;
434     __u32 flags;
435     __u32 buf_len;
436     __aligned_u64 buf;
437     __u32 prog_id;
438     __u32 fd_type;
439     __u64 probe_offset;
440     __u64 probe_addr;
441   } task_fd_query;
442   struct {
443     __u32 prog_fd;
444     union {
445       __u32 target_fd;
446       __u32 target_ifindex;
447     };
448     __u32 attach_type;
449     __u32 flags;
450     union {
451       __u32 target_btf_id;
452       struct {
453         __aligned_u64 iter_info;
454         __u32 iter_info_len;
455       };
456       struct {
457         __u64 bpf_cookie;
458       } perf_event;
459     };
460   } link_create;
461   struct {
462     __u32 link_fd;
463     __u32 new_prog_fd;
464     __u32 flags;
465     __u32 old_prog_fd;
466   } link_update;
467   struct {
468     __u32 link_fd;
469   } link_detach;
470   struct {
471     __u32 type;
472   } enable_stats;
473   struct {
474     __u32 link_fd;
475     __u32 flags;
476   } iter_create;
477   struct {
478     __u32 prog_fd;
479     __u32 map_fd;
480     __u32 flags;
481   } prog_bind_map;
482 } __attribute__((aligned(8)));
483 #define __BPF_FUNC_MAPPER(FN) FN(unspec), FN(map_lookup_elem), FN(map_update_elem), FN(map_delete_elem), FN(probe_read), FN(ktime_get_ns), FN(trace_printk), FN(get_prandom_u32), FN(get_smp_processor_id), FN(skb_store_bytes), FN(l3_csum_replace), FN(l4_csum_replace), FN(tail_call), FN(clone_redirect), FN(get_current_pid_tgid), FN(get_current_uid_gid), FN(get_current_comm), FN(get_cgroup_classid), FN(skb_vlan_push), FN(skb_vlan_pop), FN(skb_get_tunnel_key), FN(skb_set_tunnel_key), FN(perf_event_read), FN(redirect), FN(get_route_realm), FN(perf_event_output), FN(skb_load_bytes), FN(get_stackid), FN(csum_diff), FN(skb_get_tunnel_opt), FN(skb_set_tunnel_opt), FN(skb_change_proto), FN(skb_change_type), FN(skb_under_cgroup), FN(get_hash_recalc), FN(get_current_task), FN(probe_write_user), FN(current_task_under_cgroup), FN(skb_change_tail), FN(skb_pull_data), FN(csum_update), FN(set_hash_invalid), FN(get_numa_node_id), FN(skb_change_head), FN(xdp_adjust_head), FN(probe_read_str), FN(get_socket_cookie), FN(get_socket_uid), FN(set_hash), FN(setsockopt), FN(skb_adjust_room), FN(redirect_map), FN(sk_redirect_map), FN(sock_map_update), FN(xdp_adjust_meta), FN(perf_event_read_value), FN(perf_prog_read_value), FN(getsockopt), FN(override_return), FN(sock_ops_cb_flags_set), FN(msg_redirect_map), FN(msg_apply_bytes), FN(msg_cork_bytes), FN(msg_pull_data), FN(bind), FN(xdp_adjust_tail), FN(skb_get_xfrm_state), FN(get_stack), FN(skb_load_bytes_relative), FN(fib_lookup), FN(sock_hash_update), FN(msg_redirect_hash), FN(sk_redirect_hash), FN(lwt_push_encap), FN(lwt_seg6_store_bytes), FN(lwt_seg6_adjust_srh), FN(lwt_seg6_action), FN(rc_repeat), FN(rc_keydown), FN(skb_cgroup_id), FN(get_current_cgroup_id), FN(get_local_storage), FN(sk_select_reuseport), FN(skb_ancestor_cgroup_id), FN(sk_lookup_tcp), FN(sk_lookup_udp), FN(sk_release), FN(map_push_elem), FN(map_pop_elem), FN(map_peek_elem), FN(msg_push_data), FN(msg_pop_data), FN(rc_pointer_rel), FN(spin_lock), FN(spin_unlock), FN(sk_fullsock), FN(tcp_sock), FN(skb_ecn_set_ce), FN(get_listener_sock), FN(skc_lookup_tcp), FN(tcp_check_syncookie), FN(sysctl_get_name), FN(sysctl_get_current_value), FN(sysctl_get_new_value), FN(sysctl_set_new_value), FN(strtol), FN(strtoul), FN(sk_storage_get), FN(sk_storage_delete), FN(send_signal), FN(tcp_gen_syncookie), FN(skb_output), FN(probe_read_user), FN(probe_read_kernel), FN(probe_read_user_str), FN(probe_read_kernel_str), FN(tcp_send_ack), FN(send_signal_thread), FN(jiffies64), FN(read_branch_records), FN(get_ns_current_pid_tgid), FN(xdp_output), FN(get_netns_cookie), FN(get_current_ancestor_cgroup_id), FN(sk_assign), FN(ktime_get_boot_ns), FN(seq_printf), FN(seq_write), FN(sk_cgroup_id), FN(sk_ancestor_cgroup_id), FN(ringbuf_output), FN(ringbuf_reserve), FN(ringbuf_submit), FN(ringbuf_discard), FN(ringbuf_query), FN(csum_level), FN(skc_to_tcp6_sock), FN(skc_to_tcp_sock), FN(skc_to_tcp_timewait_sock), FN(skc_to_tcp_request_sock), FN(skc_to_udp6_sock), FN(get_task_stack), FN(load_hdr_opt), FN(store_hdr_opt), FN(reserve_hdr_opt), FN(inode_storage_get), FN(inode_storage_delete), FN(d_path), FN(copy_from_user), FN(snprintf_btf), FN(seq_printf_btf), FN(skb_cgroup_classid), FN(redirect_neigh), FN(per_cpu_ptr), FN(this_cpu_ptr), FN(redirect_peer), FN(task_storage_get), FN(task_storage_delete), FN(get_current_task_btf), FN(bprm_opts_set), FN(ktime_get_coarse_ns), FN(ima_inode_hash), FN(sock_from_file), FN(check_mtu), FN(for_each_map_elem), FN(snprintf), FN(sys_bpf), FN(btf_find_by_name_kind), FN(sys_close), FN(timer_init), FN(timer_set_callback), FN(timer_start), FN(timer_cancel), FN(get_func_ip), FN(get_attach_cookie), FN(task_pt_regs), FN(get_branch_snapshot), FN(trace_vprintk), FN(skc_to_unix_sock), FN(kallsyms_lookup_name), FN(find_vma), FN(loop), FN(strncmp), FN(get_func_arg), FN(get_func_ret), FN(get_func_arg_cnt),
484 #define __BPF_ENUM_FN(x) BPF_FUNC_ ##x
485 enum bpf_func_id {
486   __BPF_FUNC_MAPPER(__BPF_ENUM_FN) __BPF_FUNC_MAX_ID,
487 };
488 #undef __BPF_ENUM_FN
489 enum {
490   BPF_F_RECOMPUTE_CSUM = (1ULL << 0),
491   BPF_F_INVALIDATE_HASH = (1ULL << 1),
492 };
493 enum {
494   BPF_F_HDR_FIELD_MASK = 0xfULL,
495 };
496 enum {
497   BPF_F_PSEUDO_HDR = (1ULL << 4),
498   BPF_F_MARK_MANGLED_0 = (1ULL << 5),
499   BPF_F_MARK_ENFORCE = (1ULL << 6),
500 };
501 enum {
502   BPF_F_INGRESS = (1ULL << 0),
503 };
504 enum {
505   BPF_F_TUNINFO_IPV6 = (1ULL << 0),
506 };
507 enum {
508   BPF_F_SKIP_FIELD_MASK = 0xffULL,
509   BPF_F_USER_STACK = (1ULL << 8),
510   BPF_F_FAST_STACK_CMP = (1ULL << 9),
511   BPF_F_REUSE_STACKID = (1ULL << 10),
512   BPF_F_USER_BUILD_ID = (1ULL << 11),
513 };
514 enum {
515   BPF_F_ZERO_CSUM_TX = (1ULL << 1),
516   BPF_F_DONT_FRAGMENT = (1ULL << 2),
517   BPF_F_SEQ_NUMBER = (1ULL << 3),
518 };
519 enum {
520   BPF_F_INDEX_MASK = 0xffffffffULL,
521   BPF_F_CURRENT_CPU = BPF_F_INDEX_MASK,
522   BPF_F_CTXLEN_MASK = (0xfffffULL << 32),
523 };
524 enum {
525   BPF_F_CURRENT_NETNS = (- 1L),
526 };
527 enum {
528   BPF_CSUM_LEVEL_QUERY,
529   BPF_CSUM_LEVEL_INC,
530   BPF_CSUM_LEVEL_DEC,
531   BPF_CSUM_LEVEL_RESET,
532 };
533 enum {
534   BPF_F_ADJ_ROOM_FIXED_GSO = (1ULL << 0),
535   BPF_F_ADJ_ROOM_ENCAP_L3_IPV4 = (1ULL << 1),
536   BPF_F_ADJ_ROOM_ENCAP_L3_IPV6 = (1ULL << 2),
537   BPF_F_ADJ_ROOM_ENCAP_L4_GRE = (1ULL << 3),
538   BPF_F_ADJ_ROOM_ENCAP_L4_UDP = (1ULL << 4),
539   BPF_F_ADJ_ROOM_NO_CSUM_RESET = (1ULL << 5),
540   BPF_F_ADJ_ROOM_ENCAP_L2_ETH = (1ULL << 6),
541 };
542 enum {
543   BPF_ADJ_ROOM_ENCAP_L2_MASK = 0xff,
544   BPF_ADJ_ROOM_ENCAP_L2_SHIFT = 56,
545 };
546 #define BPF_F_ADJ_ROOM_ENCAP_L2(len) (((__u64) len & BPF_ADJ_ROOM_ENCAP_L2_MASK) << BPF_ADJ_ROOM_ENCAP_L2_SHIFT)
547 enum {
548   BPF_F_SYSCTL_BASE_NAME = (1ULL << 0),
549 };
550 enum {
551   BPF_LOCAL_STORAGE_GET_F_CREATE = (1ULL << 0),
552   BPF_SK_STORAGE_GET_F_CREATE = BPF_LOCAL_STORAGE_GET_F_CREATE,
553 };
554 enum {
555   BPF_F_GET_BRANCH_RECORDS_SIZE = (1ULL << 0),
556 };
557 enum {
558   BPF_RB_NO_WAKEUP = (1ULL << 0),
559   BPF_RB_FORCE_WAKEUP = (1ULL << 1),
560 };
561 enum {
562   BPF_RB_AVAIL_DATA = 0,
563   BPF_RB_RING_SIZE = 1,
564   BPF_RB_CONS_POS = 2,
565   BPF_RB_PROD_POS = 3,
566 };
567 enum {
568   BPF_RINGBUF_BUSY_BIT = (1U << 31),
569   BPF_RINGBUF_DISCARD_BIT = (1U << 30),
570   BPF_RINGBUF_HDR_SZ = 8,
571 };
572 enum {
573   BPF_SK_LOOKUP_F_REPLACE = (1ULL << 0),
574   BPF_SK_LOOKUP_F_NO_REUSEPORT = (1ULL << 1),
575 };
576 enum bpf_adj_room_mode {
577   BPF_ADJ_ROOM_NET,
578   BPF_ADJ_ROOM_MAC,
579 };
580 enum bpf_hdr_start_off {
581   BPF_HDR_START_MAC,
582   BPF_HDR_START_NET,
583 };
584 enum bpf_lwt_encap_mode {
585   BPF_LWT_ENCAP_SEG6,
586   BPF_LWT_ENCAP_SEG6_INLINE,
587   BPF_LWT_ENCAP_IP,
588 };
589 enum {
590   BPF_F_BPRM_SECUREEXEC = (1ULL << 0),
591 };
592 enum {
593   BPF_F_BROADCAST = (1ULL << 3),
594   BPF_F_EXCLUDE_INGRESS = (1ULL << 4),
595 };
596 #define __bpf_md_ptr(type,name) union { type name; __u64 : 64; \
597 } __attribute__((aligned(8)))
598 struct __sk_buff {
599   __u32 len;
600   __u32 pkt_type;
601   __u32 mark;
602   __u32 queue_mapping;
603   __u32 protocol;
604   __u32 vlan_present;
605   __u32 vlan_tci;
606   __u32 vlan_proto;
607   __u32 priority;
608   __u32 ingress_ifindex;
609   __u32 ifindex;
610   __u32 tc_index;
611   __u32 cb[5];
612   __u32 hash;
613   __u32 tc_classid;
614   __u32 data;
615   __u32 data_end;
616   __u32 napi_id;
617   __u32 family;
618   __u32 remote_ip4;
619   __u32 local_ip4;
620   __u32 remote_ip6[4];
621   __u32 local_ip6[4];
622   __u32 remote_port;
623   __u32 local_port;
624   __u32 data_meta;
625   __bpf_md_ptr(struct bpf_flow_keys *, flow_keys);
626   __u64 tstamp;
627   __u32 wire_len;
628   __u32 gso_segs;
629   __bpf_md_ptr(struct bpf_sock *, sk);
630   __u32 gso_size;
631   __u32 : 32;
632   __u64 hwtstamp;
633 };
634 struct bpf_tunnel_key {
635   __u32 tunnel_id;
636   union {
637     __u32 remote_ipv4;
638     __u32 remote_ipv6[4];
639   };
640   __u8 tunnel_tos;
641   __u8 tunnel_ttl;
642   __u16 tunnel_ext;
643   __u32 tunnel_label;
644 };
645 struct bpf_xfrm_state {
646   __u32 reqid;
647   __u32 spi;
648   __u16 family;
649   __u16 ext;
650   union {
651     __u32 remote_ipv4;
652     __u32 remote_ipv6[4];
653   };
654 };
655 enum bpf_ret_code {
656   BPF_OK = 0,
657   BPF_DROP = 2,
658   BPF_REDIRECT = 7,
659   BPF_LWT_REROUTE = 128,
660 };
661 struct bpf_sock {
662   __u32 bound_dev_if;
663   __u32 family;
664   __u32 type;
665   __u32 protocol;
666   __u32 mark;
667   __u32 priority;
668   __u32 src_ip4;
669   __u32 src_ip6[4];
670   __u32 src_port;
671   __u32 dst_port;
672   __u32 dst_ip4;
673   __u32 dst_ip6[4];
674   __u32 state;
675   __s32 rx_queue_mapping;
676 };
677 struct bpf_tcp_sock {
678   __u32 snd_cwnd;
679   __u32 srtt_us;
680   __u32 rtt_min;
681   __u32 snd_ssthresh;
682   __u32 rcv_nxt;
683   __u32 snd_nxt;
684   __u32 snd_una;
685   __u32 mss_cache;
686   __u32 ecn_flags;
687   __u32 rate_delivered;
688   __u32 rate_interval_us;
689   __u32 packets_out;
690   __u32 retrans_out;
691   __u32 total_retrans;
692   __u32 segs_in;
693   __u32 data_segs_in;
694   __u32 segs_out;
695   __u32 data_segs_out;
696   __u32 lost_out;
697   __u32 sacked_out;
698   __u64 bytes_received;
699   __u64 bytes_acked;
700   __u32 dsack_dups;
701   __u32 delivered;
702   __u32 delivered_ce;
703   __u32 icsk_retransmits;
704 };
705 struct bpf_sock_tuple {
706   union {
707     struct {
708       __be32 saddr;
709       __be32 daddr;
710       __be16 sport;
711       __be16 dport;
712     } ipv4;
713     struct {
714       __be32 saddr[4];
715       __be32 daddr[4];
716       __be16 sport;
717       __be16 dport;
718     } ipv6;
719   };
720 };
721 struct bpf_xdp_sock {
722   __u32 queue_id;
723 };
724 #define XDP_PACKET_HEADROOM 256
725 enum xdp_action {
726   XDP_ABORTED = 0,
727   XDP_DROP,
728   XDP_PASS,
729   XDP_TX,
730   XDP_REDIRECT,
731 };
732 struct xdp_md {
733   __u32 data;
734   __u32 data_end;
735   __u32 data_meta;
736   __u32 ingress_ifindex;
737   __u32 rx_queue_index;
738   __u32 egress_ifindex;
739 };
740 struct bpf_devmap_val {
741   __u32 ifindex;
742   union {
743     int fd;
744     __u32 id;
745   } bpf_prog;
746 };
747 struct bpf_cpumap_val {
748   __u32 qsize;
749   union {
750     int fd;
751     __u32 id;
752   } bpf_prog;
753 };
754 enum sk_action {
755   SK_DROP = 0,
756   SK_PASS,
757 };
758 struct sk_msg_md {
759   __bpf_md_ptr(void *, data);
760   __bpf_md_ptr(void *, data_end);
761   __u32 family;
762   __u32 remote_ip4;
763   __u32 local_ip4;
764   __u32 remote_ip6[4];
765   __u32 local_ip6[4];
766   __u32 remote_port;
767   __u32 local_port;
768   __u32 size;
769   __bpf_md_ptr(struct bpf_sock *, sk);
770 };
771 struct sk_reuseport_md {
772   __bpf_md_ptr(void *, data);
773   __bpf_md_ptr(void *, data_end);
774   __u32 len;
775   __u32 eth_protocol;
776   __u32 ip_protocol;
777   __u32 bind_inany;
778   __u32 hash;
779   __bpf_md_ptr(struct bpf_sock *, sk);
780   __bpf_md_ptr(struct bpf_sock *, migrating_sk);
781 };
782 #define BPF_TAG_SIZE 8
783 struct bpf_prog_info {
784   __u32 type;
785   __u32 id;
786   __u8 tag[BPF_TAG_SIZE];
787   __u32 jited_prog_len;
788   __u32 xlated_prog_len;
789   __aligned_u64 jited_prog_insns;
790   __aligned_u64 xlated_prog_insns;
791   __u64 load_time;
792   __u32 created_by_uid;
793   __u32 nr_map_ids;
794   __aligned_u64 map_ids;
795   char name[BPF_OBJ_NAME_LEN];
796   __u32 ifindex;
797   __u32 gpl_compatible : 1;
798   __u32 : 31;
799   __u64 netns_dev;
800   __u64 netns_ino;
801   __u32 nr_jited_ksyms;
802   __u32 nr_jited_func_lens;
803   __aligned_u64 jited_ksyms;
804   __aligned_u64 jited_func_lens;
805   __u32 btf_id;
806   __u32 func_info_rec_size;
807   __aligned_u64 func_info;
808   __u32 nr_func_info;
809   __u32 nr_line_info;
810   __aligned_u64 line_info;
811   __aligned_u64 jited_line_info;
812   __u32 nr_jited_line_info;
813   __u32 line_info_rec_size;
814   __u32 jited_line_info_rec_size;
815   __u32 nr_prog_tags;
816   __aligned_u64 prog_tags;
817   __u64 run_time_ns;
818   __u64 run_cnt;
819   __u64 recursion_misses;
820   __u32 verified_insns;
821 } __attribute__((aligned(8)));
822 struct bpf_map_info {
823   __u32 type;
824   __u32 id;
825   __u32 key_size;
826   __u32 value_size;
827   __u32 max_entries;
828   __u32 map_flags;
829   char name[BPF_OBJ_NAME_LEN];
830   __u32 ifindex;
831   __u32 btf_vmlinux_value_type_id;
832   __u64 netns_dev;
833   __u64 netns_ino;
834   __u32 btf_id;
835   __u32 btf_key_type_id;
836   __u32 btf_value_type_id;
837   __u32 : 32;
838   __u64 map_extra;
839 } __attribute__((aligned(8)));
840 struct bpf_btf_info {
841   __aligned_u64 btf;
842   __u32 btf_size;
843   __u32 id;
844   __aligned_u64 name;
845   __u32 name_len;
846   __u32 kernel_btf;
847 } __attribute__((aligned(8)));
848 struct bpf_link_info {
849   __u32 type;
850   __u32 id;
851   __u32 prog_id;
852   union {
853     struct {
854       __aligned_u64 tp_name;
855       __u32 tp_name_len;
856     } raw_tracepoint;
857     struct {
858       __u32 attach_type;
859       __u32 target_obj_id;
860       __u32 target_btf_id;
861     } tracing;
862     struct {
863       __u64 cgroup_id;
864       __u32 attach_type;
865     } cgroup;
866     struct {
867       __aligned_u64 target_name;
868       __u32 target_name_len;
869       union {
870         struct {
871           __u32 map_id;
872         } map;
873       };
874     } iter;
875     struct {
876       __u32 netns_ino;
877       __u32 attach_type;
878     } netns;
879     struct {
880       __u32 ifindex;
881     } xdp;
882   };
883 } __attribute__((aligned(8)));
884 struct bpf_sock_addr {
885   __u32 user_family;
886   __u32 user_ip4;
887   __u32 user_ip6[4];
888   __u32 user_port;
889   __u32 family;
890   __u32 type;
891   __u32 protocol;
892   __u32 msg_src_ip4;
893   __u32 msg_src_ip6[4];
894   __bpf_md_ptr(struct bpf_sock *, sk);
895 };
896 struct bpf_sock_ops {
897   __u32 op;
898   union {
899     __u32 args[4];
900     __u32 reply;
901     __u32 replylong[4];
902   };
903   __u32 family;
904   __u32 remote_ip4;
905   __u32 local_ip4;
906   __u32 remote_ip6[4];
907   __u32 local_ip6[4];
908   __u32 remote_port;
909   __u32 local_port;
910   __u32 is_fullsock;
911   __u32 snd_cwnd;
912   __u32 srtt_us;
913   __u32 bpf_sock_ops_cb_flags;
914   __u32 state;
915   __u32 rtt_min;
916   __u32 snd_ssthresh;
917   __u32 rcv_nxt;
918   __u32 snd_nxt;
919   __u32 snd_una;
920   __u32 mss_cache;
921   __u32 ecn_flags;
922   __u32 rate_delivered;
923   __u32 rate_interval_us;
924   __u32 packets_out;
925   __u32 retrans_out;
926   __u32 total_retrans;
927   __u32 segs_in;
928   __u32 data_segs_in;
929   __u32 segs_out;
930   __u32 data_segs_out;
931   __u32 lost_out;
932   __u32 sacked_out;
933   __u32 sk_txhash;
934   __u64 bytes_received;
935   __u64 bytes_acked;
936   __bpf_md_ptr(struct bpf_sock *, sk);
937   __bpf_md_ptr(void *, skb_data);
938   __bpf_md_ptr(void *, skb_data_end);
939   __u32 skb_len;
940   __u32 skb_tcp_flags;
941 };
942 enum {
943   BPF_SOCK_OPS_RTO_CB_FLAG = (1 << 0),
944   BPF_SOCK_OPS_RETRANS_CB_FLAG = (1 << 1),
945   BPF_SOCK_OPS_STATE_CB_FLAG = (1 << 2),
946   BPF_SOCK_OPS_RTT_CB_FLAG = (1 << 3),
947   BPF_SOCK_OPS_PARSE_ALL_HDR_OPT_CB_FLAG = (1 << 4),
948   BPF_SOCK_OPS_PARSE_UNKNOWN_HDR_OPT_CB_FLAG = (1 << 5),
949   BPF_SOCK_OPS_WRITE_HDR_OPT_CB_FLAG = (1 << 6),
950   BPF_SOCK_OPS_ALL_CB_FLAGS = 0x7F,
951 };
952 enum {
953   BPF_SOCK_OPS_VOID,
954   BPF_SOCK_OPS_TIMEOUT_INIT,
955   BPF_SOCK_OPS_RWND_INIT,
956   BPF_SOCK_OPS_TCP_CONNECT_CB,
957   BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB,
958   BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB,
959   BPF_SOCK_OPS_NEEDS_ECN,
960   BPF_SOCK_OPS_BASE_RTT,
961   BPF_SOCK_OPS_RTO_CB,
962   BPF_SOCK_OPS_RETRANS_CB,
963   BPF_SOCK_OPS_STATE_CB,
964   BPF_SOCK_OPS_TCP_LISTEN_CB,
965   BPF_SOCK_OPS_RTT_CB,
966   BPF_SOCK_OPS_PARSE_HDR_OPT_CB,
967   BPF_SOCK_OPS_HDR_OPT_LEN_CB,
968   BPF_SOCK_OPS_WRITE_HDR_OPT_CB,
969 };
970 enum {
971   BPF_TCP_ESTABLISHED = 1,
972   BPF_TCP_SYN_SENT,
973   BPF_TCP_SYN_RECV,
974   BPF_TCP_FIN_WAIT1,
975   BPF_TCP_FIN_WAIT2,
976   BPF_TCP_TIME_WAIT,
977   BPF_TCP_CLOSE,
978   BPF_TCP_CLOSE_WAIT,
979   BPF_TCP_LAST_ACK,
980   BPF_TCP_LISTEN,
981   BPF_TCP_CLOSING,
982   BPF_TCP_NEW_SYN_RECV,
983   BPF_TCP_MAX_STATES
984 };
985 enum {
986   TCP_BPF_IW = 1001,
987   TCP_BPF_SNDCWND_CLAMP = 1002,
988   TCP_BPF_DELACK_MAX = 1003,
989   TCP_BPF_RTO_MIN = 1004,
990   TCP_BPF_SYN = 1005,
991   TCP_BPF_SYN_IP = 1006,
992   TCP_BPF_SYN_MAC = 1007,
993 };
994 enum {
995   BPF_LOAD_HDR_OPT_TCP_SYN = (1ULL << 0),
996 };
997 enum {
998   BPF_WRITE_HDR_TCP_CURRENT_MSS = 1,
999   BPF_WRITE_HDR_TCP_SYNACK_COOKIE = 2,
1000 };
1001 struct bpf_perf_event_value {
1002   __u64 counter;
1003   __u64 enabled;
1004   __u64 running;
1005 };
1006 enum {
1007   BPF_DEVCG_ACC_MKNOD = (1ULL << 0),
1008   BPF_DEVCG_ACC_READ = (1ULL << 1),
1009   BPF_DEVCG_ACC_WRITE = (1ULL << 2),
1010 };
1011 enum {
1012   BPF_DEVCG_DEV_BLOCK = (1ULL << 0),
1013   BPF_DEVCG_DEV_CHAR = (1ULL << 1),
1014 };
1015 struct bpf_cgroup_dev_ctx {
1016   __u32 access_type;
1017   __u32 major;
1018   __u32 minor;
1019 };
1020 struct bpf_raw_tracepoint_args {
1021   __u64 args[0];
1022 };
1023 enum {
1024   BPF_FIB_LOOKUP_DIRECT = (1U << 0),
1025   BPF_FIB_LOOKUP_OUTPUT = (1U << 1),
1026 };
1027 enum {
1028   BPF_FIB_LKUP_RET_SUCCESS,
1029   BPF_FIB_LKUP_RET_BLACKHOLE,
1030   BPF_FIB_LKUP_RET_UNREACHABLE,
1031   BPF_FIB_LKUP_RET_PROHIBIT,
1032   BPF_FIB_LKUP_RET_NOT_FWDED,
1033   BPF_FIB_LKUP_RET_FWD_DISABLED,
1034   BPF_FIB_LKUP_RET_UNSUPP_LWT,
1035   BPF_FIB_LKUP_RET_NO_NEIGH,
1036   BPF_FIB_LKUP_RET_FRAG_NEEDED,
1037 };
1038 struct bpf_fib_lookup {
1039   __u8 family;
1040   __u8 l4_protocol;
1041   __be16 sport;
1042   __be16 dport;
1043   union {
1044     __u16 tot_len;
1045     __u16 mtu_result;
1046   };
1047   __u32 ifindex;
1048   union {
1049     __u8 tos;
1050     __be32 flowinfo;
1051     __u32 rt_metric;
1052   };
1053   union {
1054     __be32 ipv4_src;
1055     __u32 ipv6_src[4];
1056   };
1057   union {
1058     __be32 ipv4_dst;
1059     __u32 ipv6_dst[4];
1060   };
1061   __be16 h_vlan_proto;
1062   __be16 h_vlan_TCI;
1063   __u8 smac[6];
1064   __u8 dmac[6];
1065 };
1066 struct bpf_redir_neigh {
1067   __u32 nh_family;
1068   union {
1069     __be32 ipv4_nh;
1070     __u32 ipv6_nh[4];
1071   };
1072 };
1073 enum bpf_check_mtu_flags {
1074   BPF_MTU_CHK_SEGS = (1U << 0),
1075 };
1076 enum bpf_check_mtu_ret {
1077   BPF_MTU_CHK_RET_SUCCESS,
1078   BPF_MTU_CHK_RET_FRAG_NEEDED,
1079   BPF_MTU_CHK_RET_SEGS_TOOBIG,
1080 };
1081 enum bpf_task_fd_type {
1082   BPF_FD_TYPE_RAW_TRACEPOINT,
1083   BPF_FD_TYPE_TRACEPOINT,
1084   BPF_FD_TYPE_KPROBE,
1085   BPF_FD_TYPE_KRETPROBE,
1086   BPF_FD_TYPE_UPROBE,
1087   BPF_FD_TYPE_URETPROBE,
1088 };
1089 enum {
1090   BPF_FLOW_DISSECTOR_F_PARSE_1ST_FRAG = (1U << 0),
1091   BPF_FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL = (1U << 1),
1092   BPF_FLOW_DISSECTOR_F_STOP_AT_ENCAP = (1U << 2),
1093 };
1094 struct bpf_flow_keys {
1095   __u16 nhoff;
1096   __u16 thoff;
1097   __u16 addr_proto;
1098   __u8 is_frag;
1099   __u8 is_first_frag;
1100   __u8 is_encap;
1101   __u8 ip_proto;
1102   __be16 n_proto;
1103   __be16 sport;
1104   __be16 dport;
1105   union {
1106     struct {
1107       __be32 ipv4_src;
1108       __be32 ipv4_dst;
1109     };
1110     struct {
1111       __u32 ipv6_src[4];
1112       __u32 ipv6_dst[4];
1113     };
1114   };
1115   __u32 flags;
1116   __be32 flow_label;
1117 };
1118 struct bpf_func_info {
1119   __u32 insn_off;
1120   __u32 type_id;
1121 };
1122 #define BPF_LINE_INFO_LINE_NUM(line_col) ((line_col) >> 10)
1123 #define BPF_LINE_INFO_LINE_COL(line_col) ((line_col) & 0x3ff)
1124 struct bpf_line_info {
1125   __u32 insn_off;
1126   __u32 file_name_off;
1127   __u32 line_off;
1128   __u32 line_col;
1129 };
1130 struct bpf_spin_lock {
1131   __u32 val;
1132 };
1133 struct bpf_timer {
1134   __u64 : 64;
1135   __u64 : 64;
1136 } __attribute__((aligned(8)));
1137 struct bpf_sysctl {
1138   __u32 write;
1139   __u32 file_pos;
1140 };
1141 struct bpf_sockopt {
1142   __bpf_md_ptr(struct bpf_sock *, sk);
1143   __bpf_md_ptr(void *, optval);
1144   __bpf_md_ptr(void *, optval_end);
1145   __s32 level;
1146   __s32 optname;
1147   __s32 optlen;
1148   __s32 retval;
1149 };
1150 struct bpf_pidns_info {
1151   __u32 pid;
1152   __u32 tgid;
1153 };
1154 struct bpf_sk_lookup {
1155   union {
1156     __bpf_md_ptr(struct bpf_sock *, sk);
1157     __u64 cookie;
1158   };
1159   __u32 family;
1160   __u32 protocol;
1161   __u32 remote_ip4;
1162   __u32 remote_ip6[4];
1163   __u32 remote_port;
1164   __u32 local_ip4;
1165   __u32 local_ip6[4];
1166   __u32 local_port;
1167   __u32 ingress_ifindex;
1168 };
1169 struct btf_ptr {
1170   void * ptr;
1171   __u32 type_id;
1172   __u32 flags;
1173 };
1174 enum {
1175   BTF_F_COMPACT = (1ULL << 0),
1176   BTF_F_NONAME = (1ULL << 1),
1177   BTF_F_PTR_RAW = (1ULL << 2),
1178   BTF_F_ZERO = (1ULL << 3),
1179 };
1180 enum bpf_core_relo_kind {
1181   BPF_CORE_FIELD_BYTE_OFFSET = 0,
1182   BPF_CORE_FIELD_BYTE_SIZE = 1,
1183   BPF_CORE_FIELD_EXISTS = 2,
1184   BPF_CORE_FIELD_SIGNED = 3,
1185   BPF_CORE_FIELD_LSHIFT_U64 = 4,
1186   BPF_CORE_FIELD_RSHIFT_U64 = 5,
1187   BPF_CORE_TYPE_ID_LOCAL = 6,
1188   BPF_CORE_TYPE_ID_TARGET = 7,
1189   BPF_CORE_TYPE_EXISTS = 8,
1190   BPF_CORE_TYPE_SIZE = 9,
1191   BPF_CORE_ENUMVAL_EXISTS = 10,
1192   BPF_CORE_ENUMVAL_VALUE = 11,
1193 };
1194 struct bpf_core_relo {
1195   __u32 insn_off;
1196   __u32 type_id;
1197   __u32 access_str_off;
1198   enum bpf_core_relo_kind kind;
1199 };
1200 #endif
1201