mirror of
https://gitee.com/openharmony/third_party_libbpf
synced 2024-10-07 22:43:33 +00:00
libbpf: Split CO-RE logic into relo_core.c.
Move CO-RE logic into separate file. The internal interface between libbpf and CO-RE is through bpf_core_apply_relo_insn() function and few structs defined in relo_core.h. Signed-off-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20210721000822.40958-5-alexei.starovoitov@gmail.com
This commit is contained in:
parent
2fe57e40ac
commit
d41e821ccf
1297
src/libbpf.c
1297
src/libbpf.c
File diff suppressed because it is too large
Load Diff
@ -425,4 +425,14 @@ static inline void *libbpf_ptr(void *ret)
|
|||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static inline bool str_is_empty(const char *s)
|
||||||
|
{
|
||||||
|
return !s || !s[0];
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline bool is_ldimm64_insn(struct bpf_insn *insn)
|
||||||
|
{
|
||||||
|
return insn->code == (BPF_LD | BPF_IMM | BPF_DW);
|
||||||
|
}
|
||||||
|
|
||||||
#endif /* __LIBBPF_LIBBPF_INTERNAL_H */
|
#endif /* __LIBBPF_LIBBPF_INTERNAL_H */
|
||||||
|
1295
src/relo_core.c
Normal file
1295
src/relo_core.c
Normal file
File diff suppressed because it is too large
Load Diff
@ -75,8 +75,7 @@ struct bpf_core_relo {
|
|||||||
enum bpf_core_relo_kind kind;
|
enum bpf_core_relo_kind kind;
|
||||||
};
|
};
|
||||||
|
|
||||||
struct bpf_core_cand
|
struct bpf_core_cand {
|
||||||
{
|
|
||||||
const struct btf *btf;
|
const struct btf *btf;
|
||||||
const struct btf_type *t;
|
const struct btf_type *t;
|
||||||
const char *name;
|
const char *name;
|
||||||
@ -89,4 +88,13 @@ struct bpf_core_cand_list {
|
|||||||
int len;
|
int len;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
int bpf_core_apply_relo_insn(const char *prog_name,
|
||||||
|
struct bpf_insn *insn, int insn_idx,
|
||||||
|
const struct bpf_core_relo *relo, int relo_idx,
|
||||||
|
const struct btf *local_btf,
|
||||||
|
struct bpf_core_cand_list *cands);
|
||||||
|
int bpf_core_types_are_compat(const struct btf *local_btf, __u32 local_id,
|
||||||
|
const struct btf *targ_btf, __u32 targ_id);
|
||||||
|
|
||||||
|
size_t bpf_core_essential_name_len(const char *name);
|
||||||
#endif
|
#endif
|
||||||
|
Loading…
Reference in New Issue
Block a user