Linux kernel mirror (for testing)
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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
10struct core_vma_metadata {
11 unsigned long start, end;
12 unsigned long flags;
13 unsigned long dump_size;
14};
15
16/*
17 * These are the only things you should do on a core-file: use only these
18 * functions to write out all the necessary info.
19 */
20struct coredump_params;
21extern int dump_skip(struct coredump_params *cprm, size_t nr);
22extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
23extern int dump_align(struct coredump_params *cprm, int align);
24extern void dump_truncate(struct coredump_params *cprm);
25int dump_user_range(struct coredump_params *cprm, unsigned long start,
26 unsigned long len);
27int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,
28 struct core_vma_metadata **vma_meta,
29 size_t *vma_data_size_ptr);
30#ifdef CONFIG_COREDUMP
31extern void do_coredump(const kernel_siginfo_t *siginfo);
32#else
33static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
34#endif
35
36extern int core_uses_pid;
37extern char core_pattern[];
38extern unsigned int core_pipe_limit;
39
40#endif /* _LINUX_COREDUMP_H */