35 строки
780 B
C
35 строки
780 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
/* Copyright (c) 2021 Hengqi Chen */
|
||
|
|
|
||
|
|
#include <test_progs.h>
|
||
|
|
#include <bpf/btf.h>
|
||
|
|
|
||
|
|
static const char *module_name = "bpf_testmod";
|
||
|
|
static const char *symbol_name = "bpf_testmod_test_read";
|
||
|
|
|
||
|
|
void test_btf_module()
|
||
|
|
{
|
||
|
|
struct btf *vmlinux_btf, *module_btf;
|
||
|
|
__s32 type_id;
|
||
|
|
|
||
|
|
if (!env.has_testmod) {
|
||
|
|
test__skip();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
vmlinux_btf = btf__load_vmlinux_btf();
|
||
|
|
if (!ASSERT_OK_PTR(vmlinux_btf, "could not load vmlinux BTF"))
|
||
|
|
return;
|
||
|
|
|
||
|
|
module_btf = btf__load_module_btf(module_name, vmlinux_btf);
|
||
|
|
if (!ASSERT_OK_PTR(module_btf, "could not load module BTF"))
|
||
|
|
goto cleanup;
|
||
|
|
|
||
|
|
type_id = btf__find_by_name(module_btf, symbol_name);
|
||
|
|
ASSERT_GT(type_id, 0, "func not found");
|
||
|
|
|
||
|
|
cleanup:
|
||
|
|
btf__free(module_btf);
|
||
|
|
btf__free(vmlinux_btf);
|
||
|
|
}
|