1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_BUILDID_H
3#define _LINUX_BUILDID_H
4
5#include <linux/types.h>
6
7#define BUILD_ID_SIZE_MAX 20
8
9struct vm_area_struct;
10int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size);
11int build_id_parse_nofault(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size);
12int build_id_parse_buf(const void *buf, unsigned char *build_id, u32 buf_size);
13
14#if IS_ENABLED(CONFIG_STACKTRACE_BUILD_ID) || IS_ENABLED(CONFIG_VMCORE_INFO)
15extern unsigned char vmlinux_build_id[BUILD_ID_SIZE_MAX];
16void init_vmlinux_build_id(void);
17#else
18static inline void init_vmlinux_build_id(void) { }
19#endif
20
21#endif
22