Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_COREDUMP_H
3#define _LINUX_COREDUMP_H
4
5#include <linux/types.h>
6#include <linux/mm.h>
7#include <linux/fs.h>
8#include <asm/siginfo.h>
9
10#ifdef CONFIG_COREDUMP
11struct core_vma_metadata {
12 unsigned long start, end;
13 unsigned long flags;
14 unsigned long dump_size;
15};
16
17/*
18 * These are the only things you should do on a core-file: use only these
19 * functions to write out all the necessary info.
20 */
21struct coredump_params;
22extern void dump_skip_to(struct coredump_params *cprm, unsigned long to);
23extern void dump_skip(struct coredump_params *cprm, size_t nr);
24extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
25extern int dump_align(struct coredump_params *cprm, int align);
26int dump_user_range(struct coredump_params *cprm, unsigned long start,
27 unsigned long len);
28int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,
29 struct core_vma_metadata **vma_meta,
30 size_t *vma_data_size_ptr);
31extern void do_coredump(const kernel_siginfo_t *siginfo);
32#else
33static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
34#endif
35
36#if defined(CONFIG_COREDUMP) && defined(CONFIG_SYSCTL)
37extern void validate_coredump_safety(void);
38#else
39static inline void validate_coredump_safety(void) {}
40#endif
41
42#endif /* _LINUX_COREDUMP_H */