Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/tools/lib/bpf/btf.h b/tools/lib/bpf/btf.h
new file mode 100644
index 000000000..4897e0724
--- /dev/null
+++ b/tools/lib/bpf/btf.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: LGPL-2.1 */
+/* Copyright (c) 2018 Facebook */
+
+#ifndef __BPF_BTF_H
+#define __BPF_BTF_H
+
+#include <linux/types.h>
+
+#define BTF_ELF_SEC ".BTF"
+
+struct btf;
+struct btf_type;
+
+typedef int (*btf_print_fn_t)(const char *, ...)
+	__attribute__((format(printf, 1, 2)));
+
+void btf__free(struct btf *btf);
+struct btf *btf__new(__u8 *data, __u32 size, btf_print_fn_t err_log);
+__s32 btf__find_by_name(const struct btf *btf, const char *type_name);
+const struct btf_type *btf__type_by_id(const struct btf *btf, __u32 id);
+__s64 btf__resolve_size(const struct btf *btf, __u32 type_id);
+int btf__resolve_type(const struct btf *btf, __u32 type_id);
+int btf__fd(const struct btf *btf);
+const char *btf__name_by_offset(const struct btf *btf, __u32 offset);
+
+#endif