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/*
* Architecture specific compatibility type for various structs. In older
* kernels, these weren't in public headers.
*/
#ifndef _COMPAT_STRUCTS_H_
#define _COMPAT_STRUCTS_H_
#if defined(__powerpc64__)
typedef struct sigaltstack_32 {
unsigned int ss_sp;
int ss_flags;
compat_size_t ss_size;
} stack_32_t;
#ifndef SI_PAD_SIZE32
#define SI_PAD_SIZE32 (128/sizeof(int) - 3)
#endif
typedef struct compat_siginfo {
int si_signo;
int si_errno;
int si_code;
union {
int _pad[SI_PAD_SIZE32];
/* kill() */
struct {
compat_pid_t _pid; /* sender's pid */
__compat_uid_t _uid; /* sender's uid */
} _kill;
/* POSIX.1b timers */
struct {
compat_timer_t _tid; /* timer id */
int _overrun; /* overrun count */
compat_sigval_t _sigval; /* same as below */
int _sys_private; /* not to be passed to user */
} _timer;
/* POSIX.1b signals */
struct {
compat_pid_t _pid; /* sender's pid */
__compat_uid_t _uid; /* sender's uid */
compat_sigval_t _sigval;
} _rt;
/* SIGCHLD */
struct {
compat_pid_t _pid; /* which child */
__compat_uid_t _uid; /* sender's uid */
int _status; /* exit code */
compat_clock_t _utime;
compat_clock_t _stime;
} _sigchld;
/* SIGILL, SIGFPE, SIGSEGV, SIGBUS, SIGEMT */
struct {
unsigned int _addr; /* faulting insn/memory ref. */
} _sigfault;
/* SIGPOLL */
struct {
int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
int _fd;
} _sigpoll;
} _sifields;
} compat_siginfo_t;
#endif /* __powerpc64__ */
#if defined(__s390x__)
typedef struct {
__u32 ss_sp; /* pointer */
int ss_flags;
compat_size_t ss_size;
} stack_t32;
typedef struct compat_siginfo {
int si_signo;
int si_errno;
int si_code;
union {
int _pad[128/sizeof(int) - 3];
/* kill() */
struct {
pid_t _pid; /* sender's pid */
uid_t _uid; /* sender's uid */
} _kill;
/* POSIX.1b timers */
struct {
compat_timer_t _tid; /* timer id */
int _overrun; /* overrun count */
compat_sigval_t _sigval; /* same as below */
int _sys_private; /* not to be passed to user */
} _timer;
/* POSIX.1b signals */
struct {
pid_t _pid; /* sender's pid */
uid_t _uid; /* sender's uid */
compat_sigval_t _sigval;
} _rt;
/* SIGCHLD */
struct {
pid_t _pid; /* which child */
uid_t _uid; /* sender's uid */
int _status;/* exit code */
compat_clock_t _utime;
compat_clock_t _stime;
} _sigchld;
/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
struct {
__u32 _addr; /* faulting insn/memory ref. - pointer */
} _sigfault;
/* SIGPOLL */
struct {
int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
int _fd;
} _sigpoll;
} _sifields;
} compat_siginfo_t;
#endif /* __s390x__ */
#if defined(__x86_64__)
// x86_64 has an accessible header.
#include <asm/ia32.h>
#endif /* __x86_64__ */
#if defined(__aarch64__)
typedef struct compat_siginfo {
int si_signo;
int si_errno;
int si_code;
union {
/* The padding is the same size as AArch64. */
int _pad[128/sizeof(int) - 3];
/* kill() */
struct {
compat_pid_t _pid; /* sender's pid */
__compat_uid32_t _uid; /* sender's uid */
} _kill;
/* POSIX.1b timers */
struct {
compat_timer_t _tid; /* timer id */
int _overrun; /* overrun count */
compat_sigval_t _sigval; /* same as below */
int _sys_private; /* not to be passed to user */
} _timer;
/* POSIX.1b signals */
struct {
compat_pid_t _pid; /* sender's pid */
__compat_uid32_t _uid; /* sender's uid */
compat_sigval_t _sigval;
} _rt;
/* SIGCHLD */
struct {
compat_pid_t _pid; /* which child */
__compat_uid32_t _uid; /* sender's uid */
int _status; /* exit code */
compat_clock_t _utime;
compat_clock_t _stime;
} _sigchld;
/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
struct {
compat_uptr_t _addr; /* faulting insn/memory ref. */
short _addr_lsb; /* LSB of the reported address */
} _sigfault;
/* SIGPOLL */
struct {
compat_long_t _band; /* POLL_IN, POLL_OUT, POLL_MSG */
int _fd;
} _sigpoll;
/* SIGSYS */
struct {
compat_uptr_t _call_addr; /* calling user insn */
int _syscall; /* triggering system call number */
compat_uint_t _arch; /* AUDIT_ARCH_* of syscall */
} _sigsys;
} _sifields;
} compat_siginfo_t;
#endif /* __aarch64__ */
#endif /* _COMPAT_STRUCTS_H_ */
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