brintos

brintos / linux-shallow public Read only

0
0
Text · 2.2 KiB · fdf4440 Raw
75 lines · c
1/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */2/* Copyright (c) 2021 Facebook */3#ifndef __BPF_GEN_INTERNAL_H4#define __BPF_GEN_INTERNAL_H5 6#include "bpf.h"7 8struct ksym_relo_desc {9	const char *name;10	int kind;11	int insn_idx;12	bool is_weak;13	bool is_typeless;14	bool is_ld64;15};16 17struct ksym_desc {18	const char *name;19	int ref;20	int kind;21	union {22		/* used for kfunc */23		int off;24		/* used for typeless ksym */25		bool typeless;26	};27	int insn;28	bool is_ld64;29};30 31struct bpf_gen {32	struct gen_loader_opts *opts;33	void *data_start;34	void *data_cur;35	void *insn_start;36	void *insn_cur;37	ssize_t cleanup_label;38	__u32 nr_progs;39	__u32 nr_maps;40	int log_level;41	int error;42	struct ksym_relo_desc *relos;43	int relo_cnt;44	struct bpf_core_relo *core_relos;45	int core_relo_cnt;46	char attach_target[128];47	int attach_kind;48	struct ksym_desc *ksyms;49	__u32 nr_ksyms;50	int fd_array;51	int nr_fd_array;52};53 54void bpf_gen__init(struct bpf_gen *gen, int log_level, int nr_progs, int nr_maps);55int bpf_gen__finish(struct bpf_gen *gen, int nr_progs, int nr_maps);56void bpf_gen__free(struct bpf_gen *gen);57void bpf_gen__load_btf(struct bpf_gen *gen, const void *raw_data, __u32 raw_size);58void bpf_gen__map_create(struct bpf_gen *gen,59			 enum bpf_map_type map_type, const char *map_name,60			 __u32 key_size, __u32 value_size, __u32 max_entries,61			 struct bpf_map_create_opts *map_attr, int map_idx);62void bpf_gen__prog_load(struct bpf_gen *gen,63			enum bpf_prog_type prog_type, const char *prog_name,64			const char *license, struct bpf_insn *insns, size_t insn_cnt,65			struct bpf_prog_load_opts *load_attr, int prog_idx);66void bpf_gen__map_update_elem(struct bpf_gen *gen, int map_idx, void *value, __u32 value_size);67void bpf_gen__map_freeze(struct bpf_gen *gen, int map_idx);68void bpf_gen__record_attach_target(struct bpf_gen *gen, const char *name, enum bpf_attach_type type);69void bpf_gen__record_extern(struct bpf_gen *gen, const char *name, bool is_weak,70			    bool is_typeless, bool is_ld64, int kind, int insn_idx);71void bpf_gen__record_relo_core(struct bpf_gen *gen, const struct bpf_core_relo *core_relo);72void bpf_gen__populate_outer_map(struct bpf_gen *gen, int outer_map_idx, int key, int inner_map_idx);73 74#endif75