1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2020 Facebook */
3 /* "undefine" structs in vmlinux.h, because we "override" them below */
4 #define bpf_iter_meta bpf_iter_meta___not_used
5 #define bpf_iter__bpf_map bpf_iter__bpf_map___not_used
6 #define bpf_iter__ipv6_route bpf_iter__ipv6_route___not_used
7 #define bpf_iter__netlink bpf_iter__netlink___not_used
8 #define bpf_iter__task bpf_iter__task___not_used
9 #define bpf_iter__task_file bpf_iter__task_file___not_used
10 #define bpf_iter__task_vma bpf_iter__task_vma___not_used
11 #define bpf_iter__tcp bpf_iter__tcp___not_used
12 #define tcp6_sock tcp6_sock___not_used
13 #define bpf_iter__udp bpf_iter__udp___not_used
14 #define udp6_sock udp6_sock___not_used
15 #define bpf_iter__unix bpf_iter__unix___not_used
16 #define bpf_iter__bpf_map_elem bpf_iter__bpf_map_elem___not_used
17 #define bpf_iter__bpf_sk_storage_map bpf_iter__bpf_sk_storage_map___not_used
18 #define bpf_iter__sockmap bpf_iter__sockmap___not_used
19 #define bpf_iter__bpf_link bpf_iter__bpf_link___not_used
20 #define btf_ptr btf_ptr___not_used
21 #define BTF_F_COMPACT BTF_F_COMPACT___not_used
22 #define BTF_F_NONAME BTF_F_NONAME___not_used
23 #define BTF_F_PTR_RAW BTF_F_PTR_RAW___not_used
24 #define BTF_F_ZERO BTF_F_ZERO___not_used
25 #include "vmlinux.h"
26 #undef bpf_iter_meta
27 #undef bpf_iter__bpf_map
28 #undef bpf_iter__ipv6_route
29 #undef bpf_iter__netlink
30 #undef bpf_iter__task
31 #undef bpf_iter__task_file
32 #undef bpf_iter__task_vma
33 #undef bpf_iter__tcp
34 #undef tcp6_sock
35 #undef bpf_iter__udp
36 #undef udp6_sock
37 #undef bpf_iter__unix
38 #undef bpf_iter__bpf_map_elem
39 #undef bpf_iter__bpf_sk_storage_map
40 #undef bpf_iter__sockmap
41 #undef bpf_iter__bpf_link
42 #undef btf_ptr
43 #undef BTF_F_COMPACT
44 #undef BTF_F_NONAME
45 #undef BTF_F_PTR_RAW
46 #undef BTF_F_ZERO
47 
48 struct bpf_iter_meta {
49 	struct seq_file *seq;
50 	__u64 session_id;
51 	__u64 seq_num;
52 } __attribute__((preserve_access_index));
53 
54 struct bpf_iter__ipv6_route {
55 	struct bpf_iter_meta *meta;
56 	struct fib6_info *rt;
57 } __attribute__((preserve_access_index));
58 
59 struct bpf_iter__netlink {
60 	struct bpf_iter_meta *meta;
61 	struct netlink_sock *sk;
62 } __attribute__((preserve_access_index));
63 
64 struct bpf_iter__task {
65 	struct bpf_iter_meta *meta;
66 	struct task_struct *task;
67 } __attribute__((preserve_access_index));
68 
69 struct bpf_iter__task_file {
70 	struct bpf_iter_meta *meta;
71 	struct task_struct *task;
72 	__u32 fd;
73 	struct file *file;
74 } __attribute__((preserve_access_index));
75 
76 struct bpf_iter__task_vma {
77 	struct bpf_iter_meta *meta;
78 	struct task_struct *task;
79 	struct vm_area_struct *vma;
80 } __attribute__((preserve_access_index));
81 
82 struct bpf_iter__bpf_map {
83 	struct bpf_iter_meta *meta;
84 	struct bpf_map *map;
85 } __attribute__((preserve_access_index));
86 
87 struct bpf_iter__tcp {
88 	struct bpf_iter_meta *meta;
89 	struct sock_common *sk_common;
90 	uid_t uid;
91 } __attribute__((preserve_access_index));
92 
93 struct tcp6_sock {
94 	struct tcp_sock	tcp;
95 	struct ipv6_pinfo inet6;
96 } __attribute__((preserve_access_index));
97 
98 struct bpf_iter__udp {
99 	struct bpf_iter_meta *meta;
100 	struct udp_sock *udp_sk;
101 	uid_t uid __attribute__((aligned(8)));
102 	int bucket __attribute__((aligned(8)));
103 } __attribute__((preserve_access_index));
104 
105 struct udp6_sock {
106 	struct udp_sock	udp;
107 	struct ipv6_pinfo inet6;
108 } __attribute__((preserve_access_index));
109 
110 struct bpf_iter__unix {
111 	struct bpf_iter_meta *meta;
112 	struct unix_sock *unix_sk;
113 	uid_t uid;
114 } __attribute__((preserve_access_index));
115 
116 struct bpf_iter__bpf_map_elem {
117 	struct bpf_iter_meta *meta;
118 	struct bpf_map *map;
119 	void *key;
120 	void *value;
121 };
122 
123 struct bpf_iter__bpf_sk_storage_map {
124 	struct bpf_iter_meta *meta;
125 	struct bpf_map *map;
126 	struct sock *sk;
127 	void *value;
128 };
129 
130 struct bpf_iter__sockmap {
131 	struct bpf_iter_meta *meta;
132 	struct bpf_map *map;
133 	void *key;
134 	struct sock *sk;
135 };
136 
137 struct bpf_iter__bpf_link {
138 	struct bpf_iter_meta *meta;
139 	struct bpf_link *link;
140 };
141 
142 struct btf_ptr {
143 	void *ptr;
144 	__u32 type_id;
145 	__u32 flags;
146 };
147 
148 enum {
149 	BTF_F_COMPACT	=	(1ULL << 0),
150 	BTF_F_NONAME	=	(1ULL << 1),
151 	BTF_F_PTR_RAW	=	(1ULL << 2),
152 	BTF_F_ZERO	=	(1ULL << 3),
153 };
154