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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_GET_NEXT_ID,
95    BPF_MAP_GET_NEXT_ID,
96    BPF_PROG_GET_FD_BY_ID,
97    BPF_MAP_GET_FD_BY_ID,
98    BPF_OBJ_GET_INFO_BY_FD,
99    BPF_PROG_QUERY,
100    BPF_RAW_TRACEPOINT_OPEN,
101    BPF_BTF_LOAD,
102    BPF_BTF_GET_FD_BY_ID,
103    BPF_TASK_FD_QUERY,
104    BPF_MAP_LOOKUP_AND_DELETE_ELEM,
105    BPF_MAP_FREEZE,
106    BPF_BTF_GET_NEXT_ID,
107    BPF_MAP_LOOKUP_BATCH,
108    BPF_MAP_LOOKUP_AND_DELETE_BATCH,
109    BPF_MAP_UPDATE_BATCH,
110    BPF_MAP_DELETE_BATCH,
111    BPF_LINK_CREATE,
112    BPF_LINK_UPDATE,
113    BPF_LINK_GET_FD_BY_ID,
114    BPF_LINK_GET_NEXT_ID,
115    BPF_ENABLE_STATS,
116    BPF_ITER_CREATE,
117    BPF_LINK_DETACH,
118    BPF_PROG_BIND_MAP,
119  };
120  enum bpf_map_type {
121    BPF_MAP_TYPE_UNSPEC,
122    BPF_MAP_TYPE_HASH,
123    BPF_MAP_TYPE_ARRAY,
124    BPF_MAP_TYPE_PROG_ARRAY,
125    BPF_MAP_TYPE_PERF_EVENT_ARRAY,
126    BPF_MAP_TYPE_PERCPU_HASH,
127    BPF_MAP_TYPE_PERCPU_ARRAY,
128    BPF_MAP_TYPE_STACK_TRACE,
129    BPF_MAP_TYPE_CGROUP_ARRAY,
130    BPF_MAP_TYPE_LRU_HASH,
131    BPF_MAP_TYPE_LRU_PERCPU_HASH,
132    BPF_MAP_TYPE_LPM_TRIE,
133    BPF_MAP_TYPE_ARRAY_OF_MAPS,
134    BPF_MAP_TYPE_HASH_OF_MAPS,
135    BPF_MAP_TYPE_DEVMAP,
136    BPF_MAP_TYPE_SOCKMAP,
137    BPF_MAP_TYPE_CPUMAP,
138    BPF_MAP_TYPE_XSKMAP,
139    BPF_MAP_TYPE_SOCKHASH,
140    BPF_MAP_TYPE_CGROUP_STORAGE,
141    BPF_MAP_TYPE_REUSEPORT_SOCKARRAY,
142    BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE,
143    BPF_MAP_TYPE_QUEUE,
144    BPF_MAP_TYPE_STACK,
145    BPF_MAP_TYPE_SK_STORAGE,
146    BPF_MAP_TYPE_DEVMAP_HASH,
147    BPF_MAP_TYPE_STRUCT_OPS,
148    BPF_MAP_TYPE_RINGBUF,
149    BPF_MAP_TYPE_INODE_STORAGE,
150    BPF_MAP_TYPE_TASK_STORAGE,
151  };
152  enum bpf_prog_type {
153    BPF_PROG_TYPE_UNSPEC,
154    BPF_PROG_TYPE_SOCKET_FILTER,
155    BPF_PROG_TYPE_KPROBE,
156    BPF_PROG_TYPE_SCHED_CLS,
157    BPF_PROG_TYPE_SCHED_ACT,
158    BPF_PROG_TYPE_TRACEPOINT,
159    BPF_PROG_TYPE_XDP,
160    BPF_PROG_TYPE_PERF_EVENT,
161    BPF_PROG_TYPE_CGROUP_SKB,
162    BPF_PROG_TYPE_CGROUP_SOCK,
163    BPF_PROG_TYPE_LWT_IN,
164    BPF_PROG_TYPE_LWT_OUT,
165    BPF_PROG_TYPE_LWT_XMIT,
166    BPF_PROG_TYPE_SOCK_OPS,
167    BPF_PROG_TYPE_SK_SKB,
168    BPF_PROG_TYPE_CGROUP_DEVICE,
169    BPF_PROG_TYPE_SK_MSG,
170    BPF_PROG_TYPE_RAW_TRACEPOINT,
171    BPF_PROG_TYPE_CGROUP_SOCK_ADDR,
172    BPF_PROG_TYPE_LWT_SEG6LOCAL,
173    BPF_PROG_TYPE_LIRC_MODE2,
174    BPF_PROG_TYPE_SK_REUSEPORT,
175    BPF_PROG_TYPE_FLOW_DISSECTOR,
176    BPF_PROG_TYPE_CGROUP_SYSCTL,
177    BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE,
178    BPF_PROG_TYPE_CGROUP_SOCKOPT,
179    BPF_PROG_TYPE_TRACING,
180    BPF_PROG_TYPE_STRUCT_OPS,
181    BPF_PROG_TYPE_EXT,
182    BPF_PROG_TYPE_LSM,
183    BPF_PROG_TYPE_SK_LOOKUP,
184  };
185  enum bpf_attach_type {
186    BPF_CGROUP_INET_INGRESS,
187    BPF_CGROUP_INET_EGRESS,
188    BPF_CGROUP_INET_SOCK_CREATE,
189    BPF_CGROUP_SOCK_OPS,
190    BPF_SK_SKB_STREAM_PARSER,
191    BPF_SK_SKB_STREAM_VERDICT,
192    BPF_CGROUP_DEVICE,
193    BPF_SK_MSG_VERDICT,
194    BPF_CGROUP_INET4_BIND,
195    BPF_CGROUP_INET6_BIND,
196    BPF_CGROUP_INET4_CONNECT,
197    BPF_CGROUP_INET6_CONNECT,
198    BPF_CGROUP_INET4_POST_BIND,
199    BPF_CGROUP_INET6_POST_BIND,
200    BPF_CGROUP_UDP4_SENDMSG,
201    BPF_CGROUP_UDP6_SENDMSG,
202    BPF_LIRC_MODE2,
203    BPF_FLOW_DISSECTOR,
204    BPF_CGROUP_SYSCTL,
205    BPF_CGROUP_UDP4_RECVMSG,
206    BPF_CGROUP_UDP6_RECVMSG,
207    BPF_CGROUP_GETSOCKOPT,
208    BPF_CGROUP_SETSOCKOPT,
209    BPF_TRACE_RAW_TP,
210    BPF_TRACE_FENTRY,
211    BPF_TRACE_FEXIT,
212    BPF_MODIFY_RETURN,
213    BPF_LSM_MAC,
214    BPF_TRACE_ITER,
215    BPF_CGROUP_INET4_GETPEERNAME,
216    BPF_CGROUP_INET6_GETPEERNAME,
217    BPF_CGROUP_INET4_GETSOCKNAME,
218    BPF_CGROUP_INET6_GETSOCKNAME,
219    BPF_XDP_DEVMAP,
220    BPF_CGROUP_INET_SOCK_RELEASE,
221    BPF_XDP_CPUMAP,
222    BPF_SK_LOOKUP,
223    BPF_XDP,
224    __MAX_BPF_ATTACH_TYPE
225  };
226  #define MAX_BPF_ATTACH_TYPE __MAX_BPF_ATTACH_TYPE
227  enum bpf_link_type {
228    BPF_LINK_TYPE_UNSPEC = 0,
229    BPF_LINK_TYPE_RAW_TRACEPOINT = 1,
230    BPF_LINK_TYPE_TRACING = 2,
231    BPF_LINK_TYPE_CGROUP = 3,
232    BPF_LINK_TYPE_ITER = 4,
233    BPF_LINK_TYPE_NETNS = 5,
234    BPF_LINK_TYPE_XDP = 6,
235    MAX_BPF_LINK_TYPE,
236  };
237  #define BPF_F_ALLOW_OVERRIDE (1U << 0)
238  #define BPF_F_ALLOW_MULTI (1U << 1)
239  #define BPF_F_REPLACE (1U << 2)
240  #define BPF_F_STRICT_ALIGNMENT (1U << 0)
241  #define BPF_F_ANY_ALIGNMENT (1U << 1)
242  #define BPF_F_TEST_RND_HI32 (1U << 2)
243  #define BPF_F_TEST_STATE_FREQ (1U << 3)
244  #define BPF_F_SLEEPABLE (1U << 4)
245  #define BPF_PSEUDO_MAP_FD 1
246  #define BPF_PSEUDO_MAP_VALUE 2
247  #define BPF_PSEUDO_BTF_ID 3
248  #define BPF_PSEUDO_CALL 1
249  enum {
250    BPF_ANY = 0,
251    BPF_NOEXIST = 1,
252    BPF_EXIST = 2,
253    BPF_F_LOCK = 4,
254  };
255  enum {
256    BPF_F_NO_PREALLOC = (1U << 0),
257    BPF_F_NO_COMMON_LRU = (1U << 1),
258    BPF_F_NUMA_NODE = (1U << 2),
259    BPF_F_RDONLY = (1U << 3),
260    BPF_F_WRONLY = (1U << 4),
261    BPF_F_STACK_BUILD_ID = (1U << 5),
262    BPF_F_ZERO_SEED = (1U << 6),
263    BPF_F_RDONLY_PROG = (1U << 7),
264    BPF_F_WRONLY_PROG = (1U << 8),
265    BPF_F_CLONE = (1U << 9),
266    BPF_F_MMAPABLE = (1U << 10),
267    BPF_F_PRESERVE_ELEMS = (1U << 11),
268    BPF_F_INNER_MAP = (1U << 12),
269  };
270  #define BPF_F_QUERY_EFFECTIVE (1U << 0)
271  #define BPF_F_TEST_RUN_ON_CPU (1U << 0)
272  enum bpf_stats_type {
273    BPF_STATS_RUN_TIME = 0,
274  };
275  enum bpf_stack_build_id_status {
276    BPF_STACK_BUILD_ID_EMPTY = 0,
277    BPF_STACK_BUILD_ID_VALID = 1,
278    BPF_STACK_BUILD_ID_IP = 2,
279  };
280  #define BPF_BUILD_ID_SIZE 20
281  struct bpf_stack_build_id {
282    __s32 status;
283    unsigned char build_id[BPF_BUILD_ID_SIZE];
284    union {
285      __u64 offset;
286      __u64 ip;
287    };
288  };
289  #define BPF_OBJ_NAME_LEN 16U
290  union bpf_attr {
291    struct {
292      __u32 map_type;
293      __u32 key_size;
294      __u32 value_size;
295      __u32 max_entries;
296      __u32 map_flags;
297      __u32 inner_map_fd;
298      __u32 numa_node;
299      char map_name[BPF_OBJ_NAME_LEN];
300      __u32 map_ifindex;
301      __u32 btf_fd;
302      __u32 btf_key_type_id;
303      __u32 btf_value_type_id;
304      __u32 btf_vmlinux_value_type_id;
305    };
306    struct {
307      __u32 map_fd;
308      __aligned_u64 key;
309      union {
310        __aligned_u64 value;
311        __aligned_u64 next_key;
312      };
313      __u64 flags;
314    };
315    struct {
316      __aligned_u64 in_batch;
317      __aligned_u64 out_batch;
318      __aligned_u64 keys;
319      __aligned_u64 values;
320      __u32 count;
321      __u32 map_fd;
322      __u64 elem_flags;
323      __u64 flags;
324    } batch;
325    struct {
326      __u32 prog_type;
327      __u32 insn_cnt;
328      __aligned_u64 insns;
329      __aligned_u64 license;
330      __u32 log_level;
331      __u32 log_size;
332      __aligned_u64 log_buf;
333      __u32 kern_version;
334      __u32 prog_flags;
335      char prog_name[BPF_OBJ_NAME_LEN];
336      __u32 prog_ifindex;
337      __u32 expected_attach_type;
338      __u32 prog_btf_fd;
339      __u32 func_info_rec_size;
340      __aligned_u64 func_info;
341      __u32 func_info_cnt;
342      __u32 line_info_rec_size;
343      __aligned_u64 line_info;
344      __u32 line_info_cnt;
345      __u32 attach_btf_id;
346      union {
347        __u32 attach_prog_fd;
348        __u32 attach_btf_obj_fd;
349      };
350    };
351    struct {
352      __aligned_u64 pathname;
353      __u32 bpf_fd;
354      __u32 file_flags;
355    };
356    struct {
357      __u32 target_fd;
358      __u32 attach_bpf_fd;
359      __u32 attach_type;
360      __u32 attach_flags;
361      __u32 replace_bpf_fd;
362    };
363    struct {
364      __u32 prog_fd;
365      __u32 retval;
366      __u32 data_size_in;
367      __u32 data_size_out;
368      __aligned_u64 data_in;
369      __aligned_u64 data_out;
370      __u32 repeat;
371      __u32 duration;
372      __u32 ctx_size_in;
373      __u32 ctx_size_out;
374      __aligned_u64 ctx_in;
375      __aligned_u64 ctx_out;
376      __u32 flags;
377      __u32 cpu;
378    } test;
379    struct {
380      union {
381        __u32 start_id;
382        __u32 prog_id;
383        __u32 map_id;
384        __u32 btf_id;
385        __u32 link_id;
386      };
387      __u32 next_id;
388      __u32 open_flags;
389    };
390    struct {
391      __u32 bpf_fd;
392      __u32 info_len;
393      __aligned_u64 info;
394    } info;
395    struct {
396      __u32 target_fd;
397      __u32 attach_type;
398      __u32 query_flags;
399      __u32 attach_flags;
400      __aligned_u64 prog_ids;
401      __u32 prog_cnt;
402    } query;
403    struct {
404      __u64 name;
405      __u32 prog_fd;
406    } raw_tracepoint;
407    struct {
408      __aligned_u64 btf;
409      __aligned_u64 btf_log_buf;
410      __u32 btf_size;
411      __u32 btf_log_size;
412      __u32 btf_log_level;
413    };
414    struct {
415      __u32 pid;
416      __u32 fd;
417      __u32 flags;
418      __u32 buf_len;
419      __aligned_u64 buf;
420      __u32 prog_id;
421      __u32 fd_type;
422      __u64 probe_offset;
423      __u64 probe_addr;
424    } task_fd_query;
425    struct {
426      __u32 prog_fd;
427      union {
428        __u32 target_fd;
429        __u32 target_ifindex;
430      };
431      __u32 attach_type;
432      __u32 flags;
433      union {
434        __u32 target_btf_id;
435        struct {
436          __aligned_u64 iter_info;
437          __u32 iter_info_len;
438        };
439      };
440    } link_create;
441    struct {
442      __u32 link_fd;
443      __u32 new_prog_fd;
444      __u32 flags;
445      __u32 old_prog_fd;
446    } link_update;
447    struct {
448      __u32 link_fd;
449    } link_detach;
450    struct {
451      __u32 type;
452    } enable_stats;
453    struct {
454      __u32 link_fd;
455      __u32 flags;
456    } iter_create;
457    struct {
458      __u32 prog_fd;
459      __u32 map_fd;
460      __u32 flags;
461    } prog_bind_map;
462  } __attribute__((aligned(8)));
463  #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),
464  #define __BPF_ENUM_FN(x) BPF_FUNC_ ##x
465  enum bpf_func_id {
466    __BPF_FUNC_MAPPER(__BPF_ENUM_FN) __BPF_FUNC_MAX_ID,
467  };
468  #undef __BPF_ENUM_FN
469  enum {
470    BPF_F_RECOMPUTE_CSUM = (1ULL << 0),
471    BPF_F_INVALIDATE_HASH = (1ULL << 1),
472  };
473  enum {
474    BPF_F_HDR_FIELD_MASK = 0xfULL,
475  };
476  enum {
477    BPF_F_PSEUDO_HDR = (1ULL << 4),
478    BPF_F_MARK_MANGLED_0 = (1ULL << 5),
479    BPF_F_MARK_ENFORCE = (1ULL << 6),
480  };
481  enum {
482    BPF_F_INGRESS = (1ULL << 0),
483  };
484  enum {
485    BPF_F_TUNINFO_IPV6 = (1ULL << 0),
486  };
487  enum {
488    BPF_F_SKIP_FIELD_MASK = 0xffULL,
489    BPF_F_USER_STACK = (1ULL << 8),
490    BPF_F_FAST_STACK_CMP = (1ULL << 9),
491    BPF_F_REUSE_STACKID = (1ULL << 10),
492    BPF_F_USER_BUILD_ID = (1ULL << 11),
493  };
494  enum {
495    BPF_F_ZERO_CSUM_TX = (1ULL << 1),
496    BPF_F_DONT_FRAGMENT = (1ULL << 2),
497    BPF_F_SEQ_NUMBER = (1ULL << 3),
498  };
499  enum {
500    BPF_F_INDEX_MASK = 0xffffffffULL,
501    BPF_F_CURRENT_CPU = BPF_F_INDEX_MASK,
502    BPF_F_CTXLEN_MASK = (0xfffffULL << 32),
503  };
504  enum {
505    BPF_F_CURRENT_NETNS = (- 1L),
506  };
507  enum {
508    BPF_CSUM_LEVEL_QUERY,
509    BPF_CSUM_LEVEL_INC,
510    BPF_CSUM_LEVEL_DEC,
511    BPF_CSUM_LEVEL_RESET,
512  };
513  enum {
514    BPF_F_ADJ_ROOM_FIXED_GSO = (1ULL << 0),
515    BPF_F_ADJ_ROOM_ENCAP_L3_IPV4 = (1ULL << 1),
516    BPF_F_ADJ_ROOM_ENCAP_L3_IPV6 = (1ULL << 2),
517    BPF_F_ADJ_ROOM_ENCAP_L4_GRE = (1ULL << 3),
518    BPF_F_ADJ_ROOM_ENCAP_L4_UDP = (1ULL << 4),
519    BPF_F_ADJ_ROOM_NO_CSUM_RESET = (1ULL << 5),
520  };
521  enum {
522    BPF_ADJ_ROOM_ENCAP_L2_MASK = 0xff,
523    BPF_ADJ_ROOM_ENCAP_L2_SHIFT = 56,
524  };
525  #define BPF_F_ADJ_ROOM_ENCAP_L2(len) (((__u64) len & BPF_ADJ_ROOM_ENCAP_L2_MASK) << BPF_ADJ_ROOM_ENCAP_L2_SHIFT)
526  enum {
527    BPF_F_SYSCTL_BASE_NAME = (1ULL << 0),
528  };
529  enum {
530    BPF_LOCAL_STORAGE_GET_F_CREATE = (1ULL << 0),
531    BPF_SK_STORAGE_GET_F_CREATE = BPF_LOCAL_STORAGE_GET_F_CREATE,
532  };
533  enum {
534    BPF_F_GET_BRANCH_RECORDS_SIZE = (1ULL << 0),
535  };
536  enum {
537    BPF_RB_NO_WAKEUP = (1ULL << 0),
538    BPF_RB_FORCE_WAKEUP = (1ULL << 1),
539  };
540  enum {
541    BPF_RB_AVAIL_DATA = 0,
542    BPF_RB_RING_SIZE = 1,
543    BPF_RB_CONS_POS = 2,
544    BPF_RB_PROD_POS = 3,
545  };
546  enum {
547    BPF_RINGBUF_BUSY_BIT = (1U << 31),
548    BPF_RINGBUF_DISCARD_BIT = (1U << 30),
549    BPF_RINGBUF_HDR_SZ = 8,
550  };
551  enum {
552    BPF_SK_LOOKUP_F_REPLACE = (1ULL << 0),
553    BPF_SK_LOOKUP_F_NO_REUSEPORT = (1ULL << 1),
554  };
555  enum bpf_adj_room_mode {
556    BPF_ADJ_ROOM_NET,
557    BPF_ADJ_ROOM_MAC,
558  };
559  enum bpf_hdr_start_off {
560    BPF_HDR_START_MAC,
561    BPF_HDR_START_NET,
562  };
563  enum bpf_lwt_encap_mode {
564    BPF_LWT_ENCAP_SEG6,
565    BPF_LWT_ENCAP_SEG6_INLINE,
566    BPF_LWT_ENCAP_IP,
567  };
568  enum {
569    BPF_F_BPRM_SECUREEXEC = (1ULL << 0),
570  };
571  #define __bpf_md_ptr(type,name) union { type name; __u64 : 64; \
572  } __attribute__((aligned(8)))
573  struct __sk_buff {
574    __u32 len;
575    __u32 pkt_type;
576    __u32 mark;
577    __u32 queue_mapping;
578    __u32 protocol;
579    __u32 vlan_present;
580    __u32 vlan_tci;
581    __u32 vlan_proto;
582    __u32 priority;
583    __u32 ingress_ifindex;
584    __u32 ifindex;
585    __u32 tc_index;
586    __u32 cb[5];
587    __u32 hash;
588    __u32 tc_classid;
589    __u32 data;
590    __u32 data_end;
591    __u32 napi_id;
592    __u32 family;
593    __u32 remote_ip4;
594    __u32 local_ip4;
595    __u32 remote_ip6[4];
596    __u32 local_ip6[4];
597    __u32 remote_port;
598    __u32 local_port;
599    __u32 data_meta;
600    __bpf_md_ptr(struct bpf_flow_keys *, flow_keys);
601    __u64 tstamp;
602    __u32 wire_len;
603    __u32 gso_segs;
604    __bpf_md_ptr(struct bpf_sock *, sk);
605    __u32 gso_size;
606  };
607  struct bpf_tunnel_key {
608    __u32 tunnel_id;
609    union {
610      __u32 remote_ipv4;
611      __u32 remote_ipv6[4];
612    };
613    __u8 tunnel_tos;
614    __u8 tunnel_ttl;
615    __u16 tunnel_ext;
616    __u32 tunnel_label;
617  };
618  struct bpf_xfrm_state {
619    __u32 reqid;
620    __u32 spi;
621    __u16 family;
622    __u16 ext;
623    union {
624      __u32 remote_ipv4;
625      __u32 remote_ipv6[4];
626    };
627  };
628  enum bpf_ret_code {
629    BPF_OK = 0,
630    BPF_DROP = 2,
631    BPF_REDIRECT = 7,
632    BPF_LWT_REROUTE = 128,
633  };
634  struct bpf_sock {
635    __u32 bound_dev_if;
636    __u32 family;
637    __u32 type;
638    __u32 protocol;
639    __u32 mark;
640    __u32 priority;
641    __u32 src_ip4;
642    __u32 src_ip6[4];
643    __u32 src_port;
644    __u32 dst_port;
645    __u32 dst_ip4;
646    __u32 dst_ip6[4];
647    __u32 state;
648    __s32 rx_queue_mapping;
649  };
650  struct bpf_tcp_sock {
651    __u32 snd_cwnd;
652    __u32 srtt_us;
653    __u32 rtt_min;
654    __u32 snd_ssthresh;
655    __u32 rcv_nxt;
656    __u32 snd_nxt;
657    __u32 snd_una;
658    __u32 mss_cache;
659    __u32 ecn_flags;
660    __u32 rate_delivered;
661    __u32 rate_interval_us;
662    __u32 packets_out;
663    __u32 retrans_out;
664    __u32 total_retrans;
665    __u32 segs_in;
666    __u32 data_segs_in;
667    __u32 segs_out;
668    __u32 data_segs_out;
669    __u32 lost_out;
670    __u32 sacked_out;
671    __u64 bytes_received;
672    __u64 bytes_acked;
673    __u32 dsack_dups;
674    __u32 delivered;
675    __u32 delivered_ce;
676    __u32 icsk_retransmits;
677  };
678  struct bpf_sock_tuple {
679    union {
680      struct {
681        __be32 saddr;
682        __be32 daddr;
683        __be16 sport;
684        __be16 dport;
685      } ipv4;
686      struct {
687        __be32 saddr[4];
688        __be32 daddr[4];
689        __be16 sport;
690        __be16 dport;
691      } ipv6;
692    };
693  };
694  struct bpf_xdp_sock {
695    __u32 queue_id;
696  };
697  #define XDP_PACKET_HEADROOM 256
698  enum xdp_action {
699    XDP_ABORTED = 0,
700    XDP_DROP,
701    XDP_PASS,
702    XDP_TX,
703    XDP_REDIRECT,
704  };
705  struct xdp_md {
706    __u32 data;
707    __u32 data_end;
708    __u32 data_meta;
709    __u32 ingress_ifindex;
710    __u32 rx_queue_index;
711    __u32 egress_ifindex;
712  };
713  struct bpf_devmap_val {
714    __u32 ifindex;
715    union {
716      int fd;
717      __u32 id;
718    } bpf_prog;
719  };
720  struct bpf_cpumap_val {
721    __u32 qsize;
722    union {
723      int fd;
724      __u32 id;
725    } bpf_prog;
726  };
727  enum sk_action {
728    SK_DROP = 0,
729    SK_PASS,
730  };
731  struct sk_msg_md {
732    __bpf_md_ptr(void *, data);
733    __bpf_md_ptr(void *, data_end);
734    __u32 family;
735    __u32 remote_ip4;
736    __u32 local_ip4;
737    __u32 remote_ip6[4];
738    __u32 local_ip6[4];
739    __u32 remote_port;
740    __u32 local_port;
741    __u32 size;
742    __bpf_md_ptr(struct bpf_sock *, sk);
743  };
744  struct sk_reuseport_md {
745    __bpf_md_ptr(void *, data);
746    __bpf_md_ptr(void *, data_end);
747    __u32 len;
748    __u32 eth_protocol;
749    __u32 ip_protocol;
750    __u32 bind_inany;
751    __u32 hash;
752  };
753  #define BPF_TAG_SIZE 8
754  struct bpf_prog_info {
755    __u32 type;
756    __u32 id;
757    __u8 tag[BPF_TAG_SIZE];
758    __u32 jited_prog_len;
759    __u32 xlated_prog_len;
760    __aligned_u64 jited_prog_insns;
761    __aligned_u64 xlated_prog_insns;
762    __u64 load_time;
763    __u32 created_by_uid;
764    __u32 nr_map_ids;
765    __aligned_u64 map_ids;
766    char name[BPF_OBJ_NAME_LEN];
767    __u32 ifindex;
768    __u32 gpl_compatible : 1;
769    __u32 : 31;
770    __u64 netns_dev;
771    __u64 netns_ino;
772    __u32 nr_jited_ksyms;
773    __u32 nr_jited_func_lens;
774    __aligned_u64 jited_ksyms;
775    __aligned_u64 jited_func_lens;
776    __u32 btf_id;
777    __u32 func_info_rec_size;
778    __aligned_u64 func_info;
779    __u32 nr_func_info;
780    __u32 nr_line_info;
781    __aligned_u64 line_info;
782    __aligned_u64 jited_line_info;
783    __u32 nr_jited_line_info;
784    __u32 line_info_rec_size;
785    __u32 jited_line_info_rec_size;
786    __u32 nr_prog_tags;
787    __aligned_u64 prog_tags;
788    __u64 run_time_ns;
789    __u64 run_cnt;
790    __u64 recursion_misses;
791  } __attribute__((aligned(8)));
792  struct bpf_map_info {
793    __u32 type;
794    __u32 id;
795    __u32 key_size;
796    __u32 value_size;
797    __u32 max_entries;
798    __u32 map_flags;
799    char name[BPF_OBJ_NAME_LEN];
800    __u32 ifindex;
801    __u32 btf_vmlinux_value_type_id;
802    __u64 netns_dev;
803    __u64 netns_ino;
804    __u32 btf_id;
805    __u32 btf_key_type_id;
806    __u32 btf_value_type_id;
807  } __attribute__((aligned(8)));
808  struct bpf_btf_info {
809    __aligned_u64 btf;
810    __u32 btf_size;
811    __u32 id;
812    __aligned_u64 name;
813    __u32 name_len;
814    __u32 kernel_btf;
815  } __attribute__((aligned(8)));
816  struct bpf_link_info {
817    __u32 type;
818    __u32 id;
819    __u32 prog_id;
820    union {
821      struct {
822        __aligned_u64 tp_name;
823        __u32 tp_name_len;
824      } raw_tracepoint;
825      struct {
826        __u32 attach_type;
827      } tracing;
828      struct {
829        __u64 cgroup_id;
830        __u32 attach_type;
831      } cgroup;
832      struct {
833        __aligned_u64 target_name;
834        __u32 target_name_len;
835        union {
836          struct {
837            __u32 map_id;
838          } map;
839        };
840      } iter;
841      struct {
842        __u32 netns_ino;
843        __u32 attach_type;
844      } netns;
845      struct {
846        __u32 ifindex;
847      } xdp;
848    };
849  } __attribute__((aligned(8)));
850  struct bpf_sock_addr {
851    __u32 user_family;
852    __u32 user_ip4;
853    __u32 user_ip6[4];
854    __u32 user_port;
855    __u32 family;
856    __u32 type;
857    __u32 protocol;
858    __u32 msg_src_ip4;
859    __u32 msg_src_ip6[4];
860    __bpf_md_ptr(struct bpf_sock *, sk);
861  };
862  struct bpf_sock_ops {
863    __u32 op;
864    union {
865      __u32 args[4];
866      __u32 reply;
867      __u32 replylong[4];
868    };
869    __u32 family;
870    __u32 remote_ip4;
871    __u32 local_ip4;
872    __u32 remote_ip6[4];
873    __u32 local_ip6[4];
874    __u32 remote_port;
875    __u32 local_port;
876    __u32 is_fullsock;
877    __u32 snd_cwnd;
878    __u32 srtt_us;
879    __u32 bpf_sock_ops_cb_flags;
880    __u32 state;
881    __u32 rtt_min;
882    __u32 snd_ssthresh;
883    __u32 rcv_nxt;
884    __u32 snd_nxt;
885    __u32 snd_una;
886    __u32 mss_cache;
887    __u32 ecn_flags;
888    __u32 rate_delivered;
889    __u32 rate_interval_us;
890    __u32 packets_out;
891    __u32 retrans_out;
892    __u32 total_retrans;
893    __u32 segs_in;
894    __u32 data_segs_in;
895    __u32 segs_out;
896    __u32 data_segs_out;
897    __u32 lost_out;
898    __u32 sacked_out;
899    __u32 sk_txhash;
900    __u64 bytes_received;
901    __u64 bytes_acked;
902    __bpf_md_ptr(struct bpf_sock *, sk);
903    __bpf_md_ptr(void *, skb_data);
904    __bpf_md_ptr(void *, skb_data_end);
905    __u32 skb_len;
906    __u32 skb_tcp_flags;
907  };
908  enum {
909    BPF_SOCK_OPS_RTO_CB_FLAG = (1 << 0),
910    BPF_SOCK_OPS_RETRANS_CB_FLAG = (1 << 1),
911    BPF_SOCK_OPS_STATE_CB_FLAG = (1 << 2),
912    BPF_SOCK_OPS_RTT_CB_FLAG = (1 << 3),
913    BPF_SOCK_OPS_PARSE_ALL_HDR_OPT_CB_FLAG = (1 << 4),
914    BPF_SOCK_OPS_PARSE_UNKNOWN_HDR_OPT_CB_FLAG = (1 << 5),
915    BPF_SOCK_OPS_WRITE_HDR_OPT_CB_FLAG = (1 << 6),
916    BPF_SOCK_OPS_ALL_CB_FLAGS = 0x7F,
917  };
918  enum {
919    BPF_SOCK_OPS_VOID,
920    BPF_SOCK_OPS_TIMEOUT_INIT,
921    BPF_SOCK_OPS_RWND_INIT,
922    BPF_SOCK_OPS_TCP_CONNECT_CB,
923    BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB,
924    BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB,
925    BPF_SOCK_OPS_NEEDS_ECN,
926    BPF_SOCK_OPS_BASE_RTT,
927    BPF_SOCK_OPS_RTO_CB,
928    BPF_SOCK_OPS_RETRANS_CB,
929    BPF_SOCK_OPS_STATE_CB,
930    BPF_SOCK_OPS_TCP_LISTEN_CB,
931    BPF_SOCK_OPS_RTT_CB,
932    BPF_SOCK_OPS_PARSE_HDR_OPT_CB,
933    BPF_SOCK_OPS_HDR_OPT_LEN_CB,
934    BPF_SOCK_OPS_WRITE_HDR_OPT_CB,
935  };
936  enum {
937    BPF_TCP_ESTABLISHED = 1,
938    BPF_TCP_SYN_SENT,
939    BPF_TCP_SYN_RECV,
940    BPF_TCP_FIN_WAIT1,
941    BPF_TCP_FIN_WAIT2,
942    BPF_TCP_TIME_WAIT,
943    BPF_TCP_CLOSE,
944    BPF_TCP_CLOSE_WAIT,
945    BPF_TCP_LAST_ACK,
946    BPF_TCP_LISTEN,
947    BPF_TCP_CLOSING,
948    BPF_TCP_NEW_SYN_RECV,
949    BPF_TCP_MAX_STATES
950  };
951  enum {
952    TCP_BPF_IW = 1001,
953    TCP_BPF_SNDCWND_CLAMP = 1002,
954    TCP_BPF_DELACK_MAX = 1003,
955    TCP_BPF_RTO_MIN = 1004,
956    TCP_BPF_SYN = 1005,
957    TCP_BPF_SYN_IP = 1006,
958    TCP_BPF_SYN_MAC = 1007,
959  };
960  enum {
961    BPF_LOAD_HDR_OPT_TCP_SYN = (1ULL << 0),
962  };
963  enum {
964    BPF_WRITE_HDR_TCP_CURRENT_MSS = 1,
965    BPF_WRITE_HDR_TCP_SYNACK_COOKIE = 2,
966  };
967  struct bpf_perf_event_value {
968    __u64 counter;
969    __u64 enabled;
970    __u64 running;
971  };
972  enum {
973    BPF_DEVCG_ACC_MKNOD = (1ULL << 0),
974    BPF_DEVCG_ACC_READ = (1ULL << 1),
975    BPF_DEVCG_ACC_WRITE = (1ULL << 2),
976  };
977  enum {
978    BPF_DEVCG_DEV_BLOCK = (1ULL << 0),
979    BPF_DEVCG_DEV_CHAR = (1ULL << 1),
980  };
981  struct bpf_cgroup_dev_ctx {
982    __u32 access_type;
983    __u32 major;
984    __u32 minor;
985  };
986  struct bpf_raw_tracepoint_args {
987    __u64 args[0];
988  };
989  enum {
990    BPF_FIB_LOOKUP_DIRECT = (1U << 0),
991    BPF_FIB_LOOKUP_OUTPUT = (1U << 1),
992  };
993  enum {
994    BPF_FIB_LKUP_RET_SUCCESS,
995    BPF_FIB_LKUP_RET_BLACKHOLE,
996    BPF_FIB_LKUP_RET_UNREACHABLE,
997    BPF_FIB_LKUP_RET_PROHIBIT,
998    BPF_FIB_LKUP_RET_NOT_FWDED,
999    BPF_FIB_LKUP_RET_FWD_DISABLED,
1000    BPF_FIB_LKUP_RET_UNSUPP_LWT,
1001    BPF_FIB_LKUP_RET_NO_NEIGH,
1002    BPF_FIB_LKUP_RET_FRAG_NEEDED,
1003  };
1004  struct bpf_fib_lookup {
1005    __u8 family;
1006    __u8 l4_protocol;
1007    __be16 sport;
1008    __be16 dport;
1009    union {
1010      __u16 tot_len;
1011      __u16 mtu_result;
1012    };
1013    __u32 ifindex;
1014    union {
1015      __u8 tos;
1016      __be32 flowinfo;
1017      __u32 rt_metric;
1018    };
1019    union {
1020      __be32 ipv4_src;
1021      __u32 ipv6_src[4];
1022    };
1023    union {
1024      __be32 ipv4_dst;
1025      __u32 ipv6_dst[4];
1026    };
1027    __be16 h_vlan_proto;
1028    __be16 h_vlan_TCI;
1029    __u8 smac[6];
1030    __u8 dmac[6];
1031  };
1032  struct bpf_redir_neigh {
1033    __u32 nh_family;
1034    union {
1035      __be32 ipv4_nh;
1036      __u32 ipv6_nh[4];
1037    };
1038  };
1039  enum bpf_check_mtu_flags {
1040    BPF_MTU_CHK_SEGS = (1U << 0),
1041  };
1042  enum bpf_check_mtu_ret {
1043    BPF_MTU_CHK_RET_SUCCESS,
1044    BPF_MTU_CHK_RET_FRAG_NEEDED,
1045    BPF_MTU_CHK_RET_SEGS_TOOBIG,
1046  };
1047  enum bpf_task_fd_type {
1048    BPF_FD_TYPE_RAW_TRACEPOINT,
1049    BPF_FD_TYPE_TRACEPOINT,
1050    BPF_FD_TYPE_KPROBE,
1051    BPF_FD_TYPE_KRETPROBE,
1052    BPF_FD_TYPE_UPROBE,
1053    BPF_FD_TYPE_URETPROBE,
1054  };
1055  enum {
1056    BPF_FLOW_DISSECTOR_F_PARSE_1ST_FRAG = (1U << 0),
1057    BPF_FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL = (1U << 1),
1058    BPF_FLOW_DISSECTOR_F_STOP_AT_ENCAP = (1U << 2),
1059  };
1060  struct bpf_flow_keys {
1061    __u16 nhoff;
1062    __u16 thoff;
1063    __u16 addr_proto;
1064    __u8 is_frag;
1065    __u8 is_first_frag;
1066    __u8 is_encap;
1067    __u8 ip_proto;
1068    __be16 n_proto;
1069    __be16 sport;
1070    __be16 dport;
1071    union {
1072      struct {
1073        __be32 ipv4_src;
1074        __be32 ipv4_dst;
1075      };
1076      struct {
1077        __u32 ipv6_src[4];
1078        __u32 ipv6_dst[4];
1079      };
1080    };
1081    __u32 flags;
1082    __be32 flow_label;
1083  };
1084  struct bpf_func_info {
1085    __u32 insn_off;
1086    __u32 type_id;
1087  };
1088  #define BPF_LINE_INFO_LINE_NUM(line_col) ((line_col) >> 10)
1089  #define BPF_LINE_INFO_LINE_COL(line_col) ((line_col) & 0x3ff)
1090  struct bpf_line_info {
1091    __u32 insn_off;
1092    __u32 file_name_off;
1093    __u32 line_off;
1094    __u32 line_col;
1095  };
1096  struct bpf_spin_lock {
1097    __u32 val;
1098  };
1099  struct bpf_sysctl {
1100    __u32 write;
1101    __u32 file_pos;
1102  };
1103  struct bpf_sockopt {
1104    __bpf_md_ptr(struct bpf_sock *, sk);
1105    __bpf_md_ptr(void *, optval);
1106    __bpf_md_ptr(void *, optval_end);
1107    __s32 level;
1108    __s32 optname;
1109    __s32 optlen;
1110    __s32 retval;
1111  };
1112  struct bpf_pidns_info {
1113    __u32 pid;
1114    __u32 tgid;
1115  };
1116  struct bpf_sk_lookup {
1117    __bpf_md_ptr(struct bpf_sock *, sk);
1118    __u32 family;
1119    __u32 protocol;
1120    __u32 remote_ip4;
1121    __u32 remote_ip6[4];
1122    __u32 remote_port;
1123    __u32 local_ip4;
1124    __u32 local_ip6[4];
1125    __u32 local_port;
1126  };
1127  struct btf_ptr {
1128    void * ptr;
1129    __u32 type_id;
1130    __u32 flags;
1131  };
1132  enum {
1133    BTF_F_COMPACT = (1ULL << 0),
1134    BTF_F_NONAME = (1ULL << 1),
1135    BTF_F_PTR_RAW = (1ULL << 2),
1136    BTF_F_ZERO = (1ULL << 3),
1137  };
1138  #endif
1139