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libbpf: Move CO-RE types into relo_core.h.

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In order to make a clean split of CO-RE logic move its types
into independent header file.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210721000822.40958-4-alexei.starovoitov@gmail.com
This commit is contained in:
Alexei Starovoitov
2021-07-20 17:08:21 -07:00
committed by Andrii Nakryiko
parent f81dbd3475
commit 2fe57e40ac
3 changed files with 102 additions and 93 deletions
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32
src/libbpf.c
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@@ -5022,34 +5022,20 @@ static size_t bpf_core_essential_name_len(const char *name)
return n;
}
struct core_cand
{
const struct btf *btf;
const struct btf_type *t;
const char *name;
__u32 id;
};
/* dynamically sized list of type IDs and its associated struct btf */
struct core_cand_list {
struct core_cand *cands;
int len;
};
static void bpf_core_free_cands(struct core_cand_list *cands)
static void bpf_core_free_cands(struct bpf_core_cand_list *cands)
{
free(cands->cands);
free(cands);
}
static int bpf_core_add_cands(struct core_cand *local_cand,
static int bpf_core_add_cands(struct bpf_core_cand *local_cand,
size_t local_essent_len,
const struct btf *targ_btf,
const char *targ_btf_name,
int targ_start_id,
struct core_cand_list *cands)
struct bpf_core_cand_list *cands)
{
struct core_cand *new_cands, *cand;
struct bpf_core_cand *new_cands, *cand;
const struct btf_type *t;
const char *targ_name;
size_t targ_essent_len;
@@ -5185,11 +5171,11 @@ err_out:
return 0;
}
static struct core_cand_list *
static struct bpf_core_cand_list *
bpf_core_find_cands(struct bpf_object *obj, const struct btf *local_btf, __u32 local_type_id)
{
struct core_cand local_cand = {};
struct core_cand_list *cands;
struct bpf_core_cand local_cand = {};
struct bpf_core_cand_list *cands;
const struct btf *main_btf;
size_t local_essent_len;
int err, i;
@@ -6218,7 +6204,7 @@ static int bpf_core_apply_relo_insn(const char *prog_name, struct bpf_insn *insn
const struct bpf_core_relo *relo,
int relo_idx,
const struct btf *local_btf,
struct core_cand_list *cands)
struct bpf_core_cand_list *cands)
{
struct bpf_core_spec local_spec, cand_spec, targ_spec = {};
struct bpf_core_relo_res cand_res, targ_res;
@@ -6372,7 +6358,7 @@ static int bpf_core_apply_relo(struct bpf_program *prog,
struct hashmap *cand_cache)
{
const void *type_key = u32_as_hash_key(relo->type_id);
struct core_cand_list *cands = NULL;
struct bpf_core_cand_list *cands = NULL;
const char *prog_name = prog->name;
const struct btf_type *local_type;
const char *local_name;