blob: 78fcd776b185a853653e2bbd499e7d2c28675439 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_COREDUMP_H
#define _LINUX_COREDUMP_H
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/fs.h>
#include <asm/siginfo.h>
#ifdef CONFIG_COREDUMP
struct core_vma_metadata {
unsigned long start, end;
unsigned long flags;
unsigned long dump_size;
};
extern int core_uses_pid;
extern char core_pattern[];
extern unsigned int core_pipe_limit;
/*
* These are the only things you should do on a core-file: use only these
* functions to write out all the necessary info.
*/
struct coredump_params;
extern void dump_skip_to(struct coredump_params *cprm, unsigned long to);
extern void dump_skip(struct coredump_params *cprm, size_t nr);
extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
extern int dump_align(struct coredump_params *cprm, int align);
int dump_user_range(struct coredump_params *cprm, unsigned long start,
unsigned long len);
int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,
struct core_vma_metadata **vma_meta,
size_t *vma_data_size_ptr);
extern void do_coredump(const kernel_siginfo_t *siginfo);
#else
static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
#endif
#endif /* _LINUX_COREDUMP_H */