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a99a3e2efa
Move the definition of struct coredump_params into coredump.h where it belongs. Remove the slightly errorneous comment explaining why struct coredump_params was declared in binfmts.h. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_COREDUMP_H
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#define _LINUX_COREDUMP_H
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#include <linux/types.h>
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#include <linux/mm.h>
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#include <linux/fs.h>
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#include <asm/siginfo.h>
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#ifdef CONFIG_COREDUMP
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struct core_vma_metadata {
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unsigned long start, end;
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unsigned long flags;
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unsigned long dump_size;
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};
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struct coredump_params {
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const kernel_siginfo_t *siginfo;
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struct pt_regs *regs;
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struct file *file;
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unsigned long limit;
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unsigned long mm_flags;
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loff_t written;
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loff_t pos;
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loff_t to_skip;
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};
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/*
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* These are the only things you should do on a core-file: use only these
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* functions to write out all the necessary info.
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*/
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extern void dump_skip_to(struct coredump_params *cprm, unsigned long to);
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extern void dump_skip(struct coredump_params *cprm, size_t nr);
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extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
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extern int dump_align(struct coredump_params *cprm, int align);
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int dump_user_range(struct coredump_params *cprm, unsigned long start,
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unsigned long len);
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int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,
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struct core_vma_metadata **vma_meta,
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size_t *vma_data_size_ptr);
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extern void do_coredump(const kernel_siginfo_t *siginfo);
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#else
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static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
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#endif
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#if defined(CONFIG_COREDUMP) && defined(CONFIG_SYSCTL)
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extern void validate_coredump_safety(void);
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#else
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static inline void validate_coredump_safety(void) {}
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#endif
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#endif /* _LINUX_COREDUMP_H */
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