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#ifndef _ASM_COMPAT_H
#define _ASM_COMPAT_H
/*
* Architecture specific compatibility types
*/
#include <linux/types.h>
#include <asm/page.h>
#define COMPAT_USER_HZ 100
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_suseconds_t;
typedef s32 compat_pid_t;
typedef s32 __compat_uid_t;
typedef s32 __compat_gid_t;
typedef __compat_uid_t __compat_uid32_t;
typedef __compat_gid_t __compat_gid32_t;
typedef u32 compat_mode_t;
typedef u32 compat_ino_t;
typedef u32 compat_dev_t;
typedef s32 compat_off_t;
typedef s64 compat_loff_t;
typedef u32 compat_nlink_t;
typedef s32 compat_ipc_pid_t;
typedef s32 compat_daddr_t;
typedef s32 compat_caddr_t;
typedef struct {
s32 val[2];
} compat_fsid_t;
typedef s32 compat_timer_t;
typedef s32 compat_int_t;
typedef s32 compat_long_t;
typedef u32 compat_uint_t;
typedef u32 compat_ulong_t;
struct compat_timespec {
compat_time_t tv_sec;
s32 tv_nsec;
};
struct compat_timeval {
compat_time_t tv_sec;
s32 tv_usec;
};
struct compat_stat {
compat_dev_t st_dev;
s32 st_pad1[3];
compat_ino_t st_ino;
compat_mode_t st_mode;
compat_nlink_t st_nlink;
__compat_uid_t st_uid;
__compat_gid_t st_gid;
compat_dev_t st_rdev;
s32 st_pad2[2];
compat_off_t st_size;
s32 st_pad3;
compat_time_t st_atime;
s32 st_atime_nsec;
compat_time_t st_mtime;
s32 st_mtime_nsec;
compat_time_t st_ctime;
s32 st_ctime_nsec;
s32 st_blksize;
s32 st_blocks;
s32 st_pad4[14];
};
struct compat_flock {
short l_type;
short l_whence;
compat_off_t l_start;
compat_off_t l_len;
s32 l_sysid;
compat_pid_t l_pid;
short __unused;
s32 pad[4];
};
#define F_GETLK64 33
#define F_SETLK64 34
#define F_SETLKW64 35
struct compat_flock64 {
short l_type;
short l_whence;
compat_loff_t l_start;
compat_loff_t l_len;
compat_pid_t l_pid;
};
struct compat_statfs {
int f_type;
int f_bsize;
int f_frsize;
int f_blocks;
int f_bfree;
int f_files;
int f_ffree;
int f_bavail;
compat_fsid_t f_fsid;
int f_namelen;
int f_spare[6];
};
#define COMPAT_RLIM_INFINITY 0x7fffffffUL
typedef u32 compat_old_sigset_t; /* at least 32 bits */
#define _COMPAT_NSIG 128 /* Don't ask !$@#% ... */
#define _COMPAT_NSIG_BPW 32
typedef u32 compat_sigset_word;
#define COMPAT_OFF_T_MAX 0x7fffffff
#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
/*
* A pointer passed in from user mode. This should not
* be used for syscall parameters, just declare them
* as pointers because the syscall entry code will have
* appropriately comverted them already.
*/
typedef u32 compat_uptr_t;
static inline void __user *compat_ptr(compat_uptr_t uptr)
{
return (void __user *)(long)uptr;
}
static inline compat_uptr_t ptr_to_compat(void __user *uptr)
{
return (u32)(unsigned long)uptr;
}
static inline void __user *compat_alloc_user_space(long len)
{
struct pt_regs *regs = (struct pt_regs *)
((unsigned long) current_thread_info() + THREAD_SIZE - 32) - 1;
return (void __user *) (regs->regs[29] - len);
}
#if defined (__MIPSEL__)
#define __COMPAT_ENDIAN_SWAP__ 1
#endif
#endif /* _ASM_COMPAT_H */
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