LXR linux/tools/lib/bpf/bpf_gen

   1/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
   2/* Copyright (c) 2021 Facebook */
   3#ifndef __BPF_GEN_INTERNAL_H
   4#define __BPF_GEN_INTERNAL_H
   5
   6struct ksym_relo_desc {
   7        const char *name;
   8        int kind;
   9        int insn_idx;
  10};
  11
  12struct bpf_gen {
  13        struct gen_loader_opts *opts;
  14        void *data_start;
  15        void *data_cur;
  16        void *insn_start;
  17        void *insn_cur;
  18        ssize_t cleanup_label;
  19        __u32 nr_progs;
  20        __u32 nr_maps;
  21        int log_level;
  22        int error;
  23        struct ksym_relo_desc *relos;
  24        int relo_cnt;
  25        char attach_target[128];
  26        int attach_kind;
  27};
  28
  29void bpf_gen__init(struct bpf_gen *gen, int log_level);
  30int bpf_gen__finish(struct bpf_gen *gen);
  31void bpf_gen__free(struct bpf_gen *gen);
  32void bpf_gen__load_btf(struct bpf_gen *gen, const void *raw_data, __u32 raw_size);
  33void bpf_gen__map_create(struct bpf_gen *gen, struct bpf_create_map_attr *map_attr, int map_idx);
  34struct bpf_prog_load_params;
  35void bpf_gen__prog_load(struct bpf_gen *gen, struct bpf_prog_load_params *load_attr, int prog_idx);
  36void bpf_gen__map_update_elem(struct bpf_gen *gen, int map_idx, void *value, __u32 value_size);
  37void bpf_gen__map_freeze(struct bpf_gen *gen, int map_idx);
  38void bpf_gen__record_attach_target(struct bpf_gen *gen, const char *name, enum bpf_attach_type type);
  39void bpf_gen__record_extern(struct bpf_gen *gen, const char *name, int kind, int insn_idx);
  40
  41#endif
  42