1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_ELFCORE_COMPAT_H
3 #define _LINUX_ELFCORE_COMPAT_H
4 
5 #include <linux/elf.h>
6 #include <linux/elfcore.h>
7 #include <linux/compat.h>
8 
9 /*
10  * Make sure these layouts match the linux/elfcore.h native definitions.
11  */
12 
13 struct compat_elf_siginfo
14 {
15 	compat_int_t			si_signo;
16 	compat_int_t			si_code;
17 	compat_int_t			si_errno;
18 };
19 
20 struct compat_elf_prstatus_common
21 {
22 	struct compat_elf_siginfo	pr_info;
23 	short				pr_cursig;
24 	compat_ulong_t			pr_sigpend;
25 	compat_ulong_t			pr_sighold;
26 	compat_pid_t			pr_pid;
27 	compat_pid_t			pr_ppid;
28 	compat_pid_t			pr_pgrp;
29 	compat_pid_t			pr_sid;
30 	struct old_timeval32		pr_utime;
31 	struct old_timeval32		pr_stime;
32 	struct old_timeval32		pr_cutime;
33 	struct old_timeval32		pr_cstime;
34 };
35 
36 struct compat_elf_prpsinfo
37 {
38 	char				pr_state;
39 	char				pr_sname;
40 	char				pr_zomb;
41 	char				pr_nice;
42 	compat_ulong_t			pr_flag;
43 	__compat_uid_t			pr_uid;
44 	__compat_gid_t			pr_gid;
45 	compat_pid_t			pr_pid, pr_ppid, pr_pgrp, pr_sid;
46 	/*
47 	 * The hard-coded 16 is derived from TASK_COMM_LEN, but it can't be
48 	 * changed as it is exposed to userspace. We'd better make it hard-coded
49 	 * here.
50 	 */
51 	char				pr_fname[16];
52 	char				pr_psargs[ELF_PRARGSZ];
53 };
54 
55 #ifdef CONFIG_ARCH_HAS_ELFCORE_COMPAT
56 #include <asm/elfcore-compat.h>
57 #endif
58 
59 struct compat_elf_prstatus
60 {
61 	struct compat_elf_prstatus_common	common;
62 	compat_elf_gregset_t		pr_reg;
63 	compat_int_t			pr_fpvalid;
64 };
65 
66 #endif /* _LINUX_ELFCORE_COMPAT_H */
67