linux/tools/lib/bpf/bpf_gen_internal.h
Alexei Starovoitov 30f51aedab libbpf: Cleanup temp FDs when intermediate sys_bpf fails.
Fix loader program to close temporary FDs when intermediate
sys_bpf command fails.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210514003623.28033-16-alexei.starovoitov@gmail.com
2021-05-19 00:40:44 +02:00

42 lines
1.3 KiB
C

/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
/* Copyright (c) 2021 Facebook */
#ifndef __BPF_GEN_INTERNAL_H
#define __BPF_GEN_INTERNAL_H
struct ksym_relo_desc {
const char *name;
int kind;
int insn_idx;
};
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;
char attach_target[128];
int attach_kind;
};
void bpf_gen__init(struct bpf_gen *gen, int log_level);
int bpf_gen__finish(struct bpf_gen *gen);
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, struct bpf_create_map_attr *map_attr, int map_idx);
struct bpf_prog_load_params;
void bpf_gen__prog_load(struct bpf_gen *gen, struct bpf_prog_load_params *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, int kind, int insn_idx);
#endif