signal32.c File Reference

#include <linux/cache.h>
#include <linux/compat.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/smp.h>
#include <linux/kernel.h>
#include <linux/signal.h>
#include <linux/syscalls.h>
#include <linux/errno.h>
#include <linux/wait.h>
#include <linux/ptrace.h>
#include <linux/suspend.h>
#include <linux/compiler.h>
#include <linux/uaccess.h>
#include <asm/abi.h>
#include <asm/asm.h>
#include <asm/compat-signal.h>
#include <linux/bitops.h>
#include <asm/cacheflush.h>
#include <asm/sim.h>
#include <asm/ucontext.h>
#include <asm/fpu.h>
#include <asm/war.h>
#include <asm/vdso.h>
#include <asm/dsp.h>
#include "signal-common.h"

Go to the source code of this file.

Data Structures
struct	sigaction32
struct	sigaltstack32
struct	ucontext32
struct	sigframe32
struct	rt_sigframe32

Macros
#define	__NR_O32_restart_syscall   4253

Typedefs
typedef unsigned int	__sighandler32_t
typedef void(*	vfptr_t )(void)
typedef struct sigaltstack32	stack32_t

Functions
asmlinkage int	_save_fp_context32 (struct sigcontext32 __user *sc)
asmlinkage int	_restore_fp_context32 (struct sigcontext32 __user *sc)
asmlinkage int	fpu_emulator_save_context32 (struct sigcontext32 __user *sc)
asmlinkage int	fpu_emulator_restore_context32 (struct sigcontext32 __user *sc)
void	__put_sigset_unknown_nsig (void)
void	__get_sigset_unknown_nsig (void)
asmlinkage int	sys32_sigsuspend (nabi_no_regargs struct pt_regs regs)
asmlinkage int	sys32_rt_sigsuspend (nabi_no_regargs struct pt_regs regs)
	SYSCALL_DEFINE3 (32_sigaction, long, sig, const struct sigaction32 __user *, act, struct sigaction32 __user *, oact)
asmlinkage int	sys32_sigaltstack (nabi_no_regargs struct pt_regs regs)
int	copy_siginfo_to_user32 (compat_siginfo_t __user *to, siginfo_t *from)
int	copy_siginfo_from_user32 (siginfo_t *to, compat_siginfo_t __user *from)
asmlinkage void	sys32_sigreturn (nabi_no_regargs struct pt_regs regs)
asmlinkage void	sys32_rt_sigreturn (nabi_no_regargs struct pt_regs regs)
	SYSCALL_DEFINE4 (32_rt_sigaction, int, sig, const struct sigaction32 __user *, act, struct sigaction32 __user *, oact, unsigned int, sigsetsize)
	SYSCALL_DEFINE4 (32_rt_sigprocmask, int, how, compat_sigset_t __user *, set, compat_sigset_t __user *, oset, unsigned int, sigsetsize)
	SYSCALL_DEFINE2 (32_rt_sigpending, compat_sigset_t __user *, uset, unsigned int, sigsetsize)
	SYSCALL_DEFINE3 (32_rt_sigqueueinfo, int, pid, int, sig, compat_siginfo_t __user *, uinfo)
	SYSCALL_DEFINE5 (32_waitid, int, which, compat_pid_t, pid, compat_siginfo_t __user *, uinfo, int, options, struct compat_rusage __user *, uru)
	arch_initcall (signal32_init)

Variables
struct mips_abi	mips_abi_32

Macro Definition Documentation

#define __NR_O32_restart_syscall   4253

Definition at line 51 of file signal32.c.

Typedef Documentation

typedef unsigned int __sighandler32_t

Definition at line 55 of file signal32.c.

typedef struct sigaltstack32 stack32_t

typedef void(* vfptr_t)(void)

Definition at line 56 of file signal32.c.

Function Documentation

void __get_sigset_unknown_nsig

(

void

)

void __put_sigset_unknown_nsig

(

void

)

asmlinkage int _restore_fp_context32

(

struct sigcontext32 __user *

sc

)

asmlinkage int _save_fp_context32

(

struct sigcontext32 __user *

sc

)

arch_initcall

(

signal32_init

)

int copy_siginfo_from_user32	(	siginfo_t *	to,
		compat_siginfo_t __user *	from
	)

Definition at line 444 of file signal32.c.

int copy_siginfo_to_user32	(	compat_siginfo_t __user *	to,
		siginfo_t *	from
	)

Definition at line 392 of file signal32.c.

asmlinkage int fpu_emulator_restore_context32

(

struct sigcontext32 __user *

sc

)

asmlinkage int fpu_emulator_save_context32

(

struct sigcontext32 __user *

sc

)

asmlinkage void sys32_rt_sigreturn

(

nabi_no_regargs struct pt_regs

regs

)

Definition at line 490 of file signal32.c.

asmlinkage int sys32_rt_sigsuspend

(

nabi_no_regargs struct pt_regs

regs

)

Definition at line 294 of file signal32.c.

asmlinkage int sys32_sigaltstack

(

nabi_no_regargs struct pt_regs

regs

)

Definition at line 353 of file signal32.c.

asmlinkage void sys32_sigreturn

(

nabi_no_regargs struct pt_regs

regs

)

Definition at line 456 of file signal32.c.

asmlinkage int sys32_sigsuspend

(

nabi_no_regargs struct pt_regs

regs

)

Definition at line 283 of file signal32.c.

SYSCALL_DEFINE2	(	32_rt_sigpending	,
		compat_sigset_t __user *	,
		uset	,
		unsigned	int,
		sigsetsize
	)

Definition at line 725 of file signal32.c.

SYSCALL_DEFINE3	(	32_sigaction	,
		long	,
		sig	,
		const struct sigaction32 __user *	,
		act	,
		struct sigaction32 __user *	,
		oact
	)

Definition at line 311 of file signal32.c.

SYSCALL_DEFINE3	(	32_rt_sigqueueinfo	,
		int	,
		pid	,
		int	,
		sig	,
		compat_siginfo_t __user *	,
		uinfo
	)

Definition at line 742 of file signal32.c.

SYSCALL_DEFINE4	(	32_rt_sigaction	,
		int	,
		sig	,
		const struct sigaction32 __user *	,
		act	,
		struct sigaction32 __user *	,
		oact	,
		unsigned	int,
		sigsetsize
	)

Definition at line 659 of file signal32.c.

SYSCALL_DEFINE4	(	32_rt_sigprocmask	,
		int	,
		how	,
		compat_sigset_t __user *	,
		set	,
		compat_sigset_t __user *	,
		oset	,
		unsigned	int,
		sigsetsize
	)

Definition at line 703 of file signal32.c.

SYSCALL_DEFINE5	(	32_waitid	,
		int	,
		which	,
		compat_pid_t	,
		pid	,
		compat_siginfo_t __user *	,
		uinfo	,
		int	,
		options	,
		struct compat_rusage __user *	,
		uru
	)

Definition at line 758 of file signal32.c.

Variable Documentation

struct mips_abi mips_abi_32

Initial value:

= {
    .setup_frame    = setup_frame_32,
    .signal_return_offset =
        offsetof(struct mips_vdso, o32_signal_trampoline),
    .setup_rt_frame = setup_rt_frame_32,
    .rt_signal_return_offset =
        offsetof(struct mips_vdso, o32_rt_signal_trampoline),
    .restart    = __NR_O32_restart_syscall
}

Definition at line 649 of file signal32.c.