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#ifndef _ASM_X86_IA32_H
#define _ASM_X86_IA32_H

#ifdef CONFIG_IA32_EMULATION

#include <linux/compat.h>

/*
 * 32 bit structures for IA32 support.
 */

#include <asm/sigcontext32.h>

/* signal.h */

struct ucontext_ia32 {
	unsigned int	  uc_flags;
	unsigned int 	  uc_link;
	compat_stack_t	  uc_stack;
	struct sigcontext_ia32 uc_mcontext;
	compat_sigset_t	  uc_sigmask;	/* mask last for extensibility */
};

struct ucontext_x32 {
	unsigned int	  uc_flags;
	unsigned int 	  uc_link;
	compat_stack_t	  uc_stack;
	unsigned int	  uc__pad0;     /* needed for alignment */
	struct sigcontext uc_mcontext;  /* the 64-bit sigcontext type */
	compat_sigset_t	  uc_sigmask;	/* mask last for extensibility */
};

/* This matches struct stat64 in glibc2.2, hence the absolutely
 * insane amounts of padding around dev_t's.
 */
struct stat64 {
	unsigned long long	st_dev;
	unsigned char		__pad0[4];

#define STAT64_HAS_BROKEN_ST_INO	1
	unsigned int		__st_ino;

unsigned int		st_mode;
	unsigned int		st_nlink;

unsigned int		st_uid;
	unsigned int		st_gid;

unsigned long long	st_rdev;
	unsigned char		__pad3[4];

long long		st_size;
	unsigned int		st_blksize;

long long		st_blocks;/* Number 512-byte blocks allocated */

unsigned 		st_atime;
	unsigned 		st_atime_nsec;
	unsigned 		st_mtime;
	unsigned 		st_mtime_nsec;
	unsigned 		st_ctime;
	unsigned 		st_ctime_nsec;

unsigned long long	st_ino;
} __attribute__((packed));

#define IA32_STACK_TOP IA32_PAGE_OFFSET

#ifdef __KERNEL__
struct linux_binprm;
extern int ia32_setup_arg_pages(struct linux_binprm *bprm,
				unsigned long stack_top, int exec_stack);
struct mm_struct;
extern void ia32_pick_mmap_layout(struct mm_struct *mm);

#endif

#endif /* !CONFIG_IA32_SUPPORT */

#endif /* _ASM_X86_IA32_H */

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