/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef _UAPI__LINUX_BPF_H__ #define _UAPI__LINUX_BPF_H__ #include #include #define BPF_ALU64 0x07 #define BPF_DW 0x18 #define BPF_XADD 0xc0 #define BPF_MOV 0xb0 #define BPF_ARSH 0xc0 #define BPF_END 0xd0 #define BPF_TO_LE 0x00 #define BPF_TO_BE 0x08 #define BPF_FROM_LE BPF_TO_LE #define BPF_FROM_BE BPF_TO_BE #define BPF_JNE 0x50 #define BPF_JSGT 0x60 #define BPF_JSGE 0x70 #define BPF_CALL 0x80 #define BPF_EXIT 0x90 enum { BPF_REG_0 = 0, BPF_REG_1, BPF_REG_2, BPF_REG_3, BPF_REG_4, BPF_REG_5, BPF_REG_6, BPF_REG_7, BPF_REG_8, BPF_REG_9, BPF_REG_10, __MAX_BPF_REG, }; #define MAX_BPF_REG __MAX_BPF_REG struct bpf_insn { __u8 code; __u8 dst_reg : 4; __u8 src_reg : 4; __s16 off; __s32 imm; }; struct bpf_lpm_trie_key { __u32 prefixlen; __u8 data[0]; }; enum bpf_cmd { BPF_MAP_CREATE, BPF_MAP_LOOKUP_ELEM, BPF_MAP_UPDATE_ELEM, BPF_MAP_DELETE_ELEM, BPF_MAP_GET_NEXT_KEY, BPF_PROG_LOAD, BPF_OBJ_PIN, BPF_OBJ_GET, BPF_PROG_ATTACH, BPF_PROG_DETACH, BPF_PROG_TEST_RUN, }; enum bpf_map_type { BPF_MAP_TYPE_UNSPEC, BPF_MAP_TYPE_HASH, BPF_MAP_TYPE_ARRAY, BPF_MAP_TYPE_PROG_ARRAY, BPF_MAP_TYPE_PERF_EVENT_ARRAY, BPF_MAP_TYPE_PERCPU_HASH, BPF_MAP_TYPE_PERCPU_ARRAY, BPF_MAP_TYPE_STACK_TRACE, BPF_MAP_TYPE_CGROUP_ARRAY, BPF_MAP_TYPE_LRU_HASH, BPF_MAP_TYPE_LRU_PERCPU_HASH, BPF_MAP_TYPE_LPM_TRIE, BPF_MAP_TYPE_ARRAY_OF_MAPS, BPF_MAP_TYPE_HASH_OF_MAPS, }; enum bpf_prog_type { BPF_PROG_TYPE_UNSPEC, BPF_PROG_TYPE_SOCKET_FILTER, BPF_PROG_TYPE_KPROBE, BPF_PROG_TYPE_SCHED_CLS, BPF_PROG_TYPE_SCHED_ACT, BPF_PROG_TYPE_TRACEPOINT, BPF_PROG_TYPE_XDP, BPF_PROG_TYPE_PERF_EVENT, BPF_PROG_TYPE_CGROUP_SKB, BPF_PROG_TYPE_CGROUP_SOCK, BPF_PROG_TYPE_LWT_IN, BPF_PROG_TYPE_LWT_OUT, BPF_PROG_TYPE_LWT_XMIT, }; enum bpf_attach_type { BPF_CGROUP_INET_INGRESS, BPF_CGROUP_INET_EGRESS, BPF_CGROUP_INET_SOCK_CREATE, __MAX_BPF_ATTACH_TYPE }; #define MAX_BPF_ATTACH_TYPE __MAX_BPF_ATTACH_TYPE #define BPF_F_ALLOW_OVERRIDE (1U << 0) #define BPF_F_STRICT_ALIGNMENT (1U << 0) #define BPF_PSEUDO_MAP_FD 1 #define BPF_ANY 0 #define BPF_NOEXIST 1 #define BPF_EXIST 2 #define BPF_F_NO_PREALLOC (1U << 0) #define BPF_F_NO_COMMON_LRU (1U << 1) union bpf_attr { struct { __u32 map_type; __u32 key_size; __u32 value_size; __u32 max_entries; __u32 map_flags; __u32 inner_map_fd; }; struct { __u32 map_fd; __aligned_u64 key; union { __aligned_u64 value; __aligned_u64 next_key; }; __u64 flags; }; struct { __u32 prog_type; __u32 insn_cnt; __aligned_u64 insns; __aligned_u64 license; __u32 log_level; __u32 log_size; __aligned_u64 log_buf; __u32 kern_version; __u32 prog_flags; }; struct { __aligned_u64 pathname; __u32 bpf_fd; }; struct { __u32 target_fd; __u32 attach_bpf_fd; __u32 attach_type; __u32 attach_flags; }; struct { __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))); #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), #define __BPF_ENUM_FN(x) BPF_FUNC_ ##x enum bpf_func_id { __BPF_FUNC_MAPPER(__BPF_ENUM_FN) __BPF_FUNC_MAX_ID, }; #undef __BPF_ENUM_FN #define BPF_F_RECOMPUTE_CSUM (1ULL << 0) #define BPF_F_INVALIDATE_HASH (1ULL << 1) #define BPF_F_HDR_FIELD_MASK 0xfULL #define BPF_F_PSEUDO_HDR (1ULL << 4) #define BPF_F_MARK_MANGLED_0 (1ULL << 5) #define BPF_F_MARK_ENFORCE (1ULL << 6) #define BPF_F_INGRESS (1ULL << 0) #define BPF_F_TUNINFO_IPV6 (1ULL << 0) #define BPF_F_SKIP_FIELD_MASK 0xffULL #define BPF_F_USER_STACK (1ULL << 8) #define BPF_F_FAST_STACK_CMP (1ULL << 9) #define BPF_F_REUSE_STACKID (1ULL << 10) #define BPF_F_ZERO_CSUM_TX (1ULL << 1) #define BPF_F_DONT_FRAGMENT (1ULL << 2) #define BPF_F_INDEX_MASK 0xffffffffULL #define BPF_F_CURRENT_CPU BPF_F_INDEX_MASK #define BPF_F_CTXLEN_MASK (0xfffffULL << 32) struct __sk_buff { __u32 len; __u32 pkt_type; __u32 mark; __u32 queue_mapping; __u32 protocol; __u32 vlan_present; __u32 vlan_tci; __u32 vlan_proto; __u32 priority; __u32 ingress_ifindex; __u32 ifindex; __u32 tc_index; __u32 cb[5]; __u32 hash; __u32 tc_classid; __u32 data; __u32 data_end; __u32 napi_id; }; struct bpf_tunnel_key { __u32 tunnel_id; union { __u32 remote_ipv4; __u32 remote_ipv6[4]; }; __u8 tunnel_tos; __u8 tunnel_ttl; __u16 tunnel_ext; __u32 tunnel_label; }; enum bpf_ret_code { BPF_OK = 0, BPF_DROP = 2, BPF_REDIRECT = 7, }; struct bpf_sock { __u32 bound_dev_if; __u32 family; __u32 type; __u32 protocol; }; #define XDP_PACKET_HEADROOM 256 enum xdp_action { XDP_ABORTED = 0, XDP_DROP, XDP_PASS, XDP_TX, }; struct xdp_md { __u32 data; __u32 data_end; }; #endif