| /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */ |
| /* Copyright (c) 2021 Facebook */ |
| #ifndef __BPF_GEN_INTERNAL_H |
| #define __BPF_GEN_INTERNAL_H |
| |
| #include "bpf.h" |
| |
| struct ksym_relo_desc { |
| const char *name; |
| int kind; |
| int insn_idx; |
| bool is_weak; |
| bool is_typeless; |
| }; |
| |
| struct ksym_desc { |
| const char *name; |
| int ref; |
| int kind; |
| union { |
| /* used for kfunc */ |
| int off; |
| /* used for typeless ksym */ |
| bool typeless; |
| }; |
| int insn; |
| }; |
| |
| struct bpf_gen { |
| struct gen_loader_opts *opts; |
| void *data_start; |
| void *data_cur; |
| void *insn_start; |
| void *insn_cur; |
| ssize_t cleanup_label; |
| __u32 nr_progs; |
| __u32 nr_maps; |
| int log_level; |
| int error; |
| struct ksym_relo_desc *relos; |
| int relo_cnt; |
| struct bpf_core_relo *core_relos; |
| int core_relo_cnt; |
| char attach_target[128]; |
| int attach_kind; |
| struct ksym_desc *ksyms; |
| __u32 nr_ksyms; |
| int fd_array; |
| int nr_fd_array; |
| }; |
| |
| void bpf_gen__init(struct bpf_gen *gen, int log_level, int nr_progs, int nr_maps); |
| int bpf_gen__finish(struct bpf_gen *gen, int nr_progs, int nr_maps); |
| void bpf_gen__free(struct bpf_gen *gen); |
| void bpf_gen__load_btf(struct bpf_gen *gen, const void *raw_data, __u32 raw_size); |
| void bpf_gen__map_create(struct bpf_gen *gen, |
| enum bpf_map_type map_type, const char *map_name, |
| __u32 key_size, __u32 value_size, __u32 max_entries, |
| struct bpf_map_create_opts *map_attr, int map_idx); |
| void bpf_gen__prog_load(struct bpf_gen *gen, |
| enum bpf_prog_type prog_type, const char *prog_name, |
| const char *license, struct bpf_insn *insns, size_t insn_cnt, |
| struct bpf_prog_load_opts *load_attr, int prog_idx); |
| void bpf_gen__map_update_elem(struct bpf_gen *gen, int map_idx, void *value, __u32 value_size); |
| void bpf_gen__map_freeze(struct bpf_gen *gen, int map_idx); |
| void bpf_gen__record_attach_target(struct bpf_gen *gen, const char *name, enum bpf_attach_type type); |
| void bpf_gen__record_extern(struct bpf_gen *gen, const char *name, bool is_weak, |
| bool is_typeless, int kind, int insn_idx); |
| void bpf_gen__record_relo_core(struct bpf_gen *gen, const struct bpf_core_relo *core_relo); |
| void bpf_gen__populate_outer_map(struct bpf_gen *gen, int outer_map_idx, int key, int inner_map_idx); |
| |
| #endif |