| /* 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> |
| |
| struct core_vma_metadata { |
| unsigned long start, end; |
| unsigned long flags; |
| unsigned long dump_size; |
| }; |
| |
| /* |
| * 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 int 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); |
| extern void dump_truncate(struct coredump_params *cprm); |
| 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); |
| #ifdef CONFIG_COREDUMP |
| extern void do_coredump(const kernel_siginfo_t *siginfo); |
| #else |
| static inline void do_coredump(const kernel_siginfo_t *siginfo) {} |
| #endif |
| |
| extern int core_uses_pid; |
| extern char core_pattern[]; |
| extern unsigned int core_pipe_limit; |
| |
| #endif /* _LINUX_COREDUMP_H */ |