/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELFCORE_COMPAT_H
#define _LINUX_ELFCORE_COMPAT_H

#include <linux/elf.h>
#include <linux/elfcore.h>
#include <linux/compat.h>

/*
 * Make sure these layouts match the linux/elfcore.h native definitions.
 */

struct compat_elf_siginfo
{
        compat_int_t                    si_signo;
        compat_int_t                    si_code;
        compat_int_t                    si_errno;
};

struct compat_elf_prstatus_common
{
        struct compat_elf_siginfo       pr_info;
        short                           pr_cursig;
        compat_ulong_t                  pr_sigpend;
        compat_ulong_t                  pr_sighold;
        compat_pid_t                    pr_pid;
        compat_pid_t                    pr_ppid;
        compat_pid_t                    pr_pgrp;
        compat_pid_t                    pr_sid;
        struct old_timeval32            pr_utime;
        struct old_timeval32            pr_stime;
        struct old_timeval32            pr_cutime;
        struct old_timeval32            pr_cstime;
};

struct compat_elf_prpsinfo
{
        char                            pr_state;
        char                            pr_sname;
        char                            pr_zomb;
        char                            pr_nice;
        compat_ulong_t                  pr_flag;
        __compat_uid_t                  pr_uid;
        __compat_gid_t                  pr_gid;
        compat_pid_t                    pr_pid, pr_ppid, pr_pgrp, pr_sid;
        /*
         * The hard-coded 16 is derived from TASK_COMM_LEN, but it can't be
         * changed as it is exposed to userspace. We'd better make it hard-coded
         * here.
         */
        char                            pr_fname[16];
        char                            pr_psargs[ELF_PRARGSZ];
};

#ifdef CONFIG_ARCH_HAS_ELFCORE_COMPAT
#include <asm/elfcore-compat.h>
#endif

struct compat_elf_prstatus
{
        struct compat_elf_prstatus_common       common;
        compat_elf_gregset_t            pr_reg;
        compat_int_t                    pr_fpvalid;
};

#endif /* _LINUX_ELFCORE_COMPAT_H */