[deliverable/linux.git] / include / asm-parisc / compat.h

#ifndef _ASM_PARISC_COMPAT_H
#define _ASM_PARISC_COMPAT_H
/*
 * Architecture specific compatibility types
 */
#include <linux/types.h>
#include <linux/sched.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_pid_t;
typedef u32	compat_uid_t;
typedef u32	compat_gid_t;
typedef u16	compat_mode_t;
typedef u32	compat_ino_t;
typedef u32	compat_dev_t;
typedef s32	compat_off_t;
typedef s64	compat_loff_t;
typedef u16	compat_nlink_t;
typedef u16	compat_ipc_pid_t;
typedef s32	compat_daddr_t;
typedef u32	compat_caddr_t;
typedef u32	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;	/* dev_t is 32 bits on parisc */
	compat_ino_t		st_ino;	/* 32 bits */
	compat_mode_t		st_mode;	/* 16 bits */
	compat_nlink_t  	st_nlink;	/* 16 bits */
	u16			st_reserved1;	/* old st_uid */
	u16			st_reserved2;	/* old st_gid */
	compat_dev_t		st_rdev;
	compat_off_t		st_size;
	compat_time_t		st_atime;
	u32			st_atime_nsec;
	compat_time_t		st_mtime;
	u32			st_mtime_nsec;
	compat_time_t		st_ctime;
	u32			st_ctime_nsec;
	s32			st_blksize;
	s32			st_blocks;
	u32			__unused1;	/* ACL stuff */
	compat_dev_t		__unused2;	/* network */
	compat_ino_t		__unused3;	/* network */
	u32			__unused4;	/* cnodes */
	u16			__unused5;	/* netsite */
	short			st_fstype;
	compat_dev_t		st_realdev;
	u16			st_basemode;
	u16			st_spareshort;
	compat_uid_t		st_uid;
	compat_gid_t		st_gid;
	u32			st_spare4[3];
};

struct compat_flock {
	short			l_type;
	short			l_whence;
	compat_off_t		l_start;
	compat_off_t		l_len;
	compat_pid_t		l_pid;
};

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 {
	s32		f_type;
	s32		f_bsize;
	s32		f_blocks;
	s32		f_bfree;
	s32		f_bavail;
	s32		f_files;
	s32		f_ffree;
	__kernel_fsid_t	f_fsid;
	s32		f_namelen;
	s32		f_frsize;
	s32		f_spare[5];
};

struct compat_sigcontext {
	compat_int_t sc_flags;
	compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */
	u64 sc_fr[32];
	compat_int_t sc_iasq[2];
	compat_int_t sc_iaoq[2];
	compat_int_t sc_sar; /* cr11 */
};

#define COMPAT_RLIM_INFINITY 0xffffffff

typedef u32		compat_old_sigset_t;	/* at least 32 bits */

#define _COMPAT_NSIG		64
#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 *)(unsigned long)uptr;
}

static __inline__ void __user *compat_alloc_user_space(long len)
{
	struct pt_regs *regs = &current->thread.regs;
	return (void __user *)regs->gr[30];
}

#endif /* _ASM_PARISC_COMPAT_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef _ASM_PARISC_COMPAT_H
	2	#define _ASM_PARISC_COMPAT_H
	3	/*
	4	* Architecture specific compatibility types
	5	*/
	6	#include <linux/types.h>
	7	#include <linux/sched.h>
	8
	9	#define COMPAT_USER_HZ 100
	10
	11	typedef u32 compat_size_t;
	12	typedef s32 compat_ssize_t;
	13	typedef s32 compat_time_t;
	14	typedef s32 compat_clock_t;
	15	typedef s32 compat_pid_t;
	16	typedef u32 compat_uid_t;
	17	typedef u32 compat_gid_t;
	18	typedef u16 compat_mode_t;
	19	typedef u32 compat_ino_t;
	20	typedef u32 compat_dev_t;
	21	typedef s32 compat_off_t;
	22	typedef s64 compat_loff_t;
	23	typedef u16 compat_nlink_t;
	24	typedef u16 compat_ipc_pid_t;
	25	typedef s32 compat_daddr_t;
	26	typedef u32 compat_caddr_t;
	27	typedef u32 compat_timer_t;
	28
	29	typedef s32 compat_int_t;
	30	typedef s32 compat_long_t;
	31	typedef u32 compat_uint_t;
	32	typedef u32 compat_ulong_t;
	33
	34	struct compat_timespec {
	35	compat_time_t tv_sec;
	36	s32 tv_nsec;
	37	};
	38
	39	struct compat_timeval {
	40	compat_time_t tv_sec;
	41	s32 tv_usec;
	42	};
	43
	44	struct compat_stat {
	45	compat_dev_t st_dev; /* dev_t is 32 bits on parisc */
	46	compat_ino_t st_ino; /* 32 bits */
	47	compat_mode_t st_mode; /* 16 bits */
	48	compat_nlink_t st_nlink; /* 16 bits */
	49	u16 st_reserved1; /* old st_uid */
	50	u16 st_reserved2; /* old st_gid */
	51	compat_dev_t st_rdev;
	52	compat_off_t st_size;
	53	compat_time_t st_atime;
	54	u32 st_atime_nsec;
	55	compat_time_t st_mtime;
	56	u32 st_mtime_nsec;
	57	compat_time_t st_ctime;
	58	u32 st_ctime_nsec;
	59	s32 st_blksize;
	60	s32 st_blocks;
	61	u32 __unused1; /* ACL stuff */
	62	compat_dev_t __unused2; /* network */
	63	compat_ino_t __unused3; /* network */
	64	u32 __unused4; /* cnodes */
65	u16 __unused5; /* netsite */
66	short st_fstype;
67	compat_dev_t st_realdev;
68	u16 st_basemode;
69	u16 st_spareshort;
70	compat_uid_t st_uid;
71	compat_gid_t st_gid;
72	u32 st_spare4[3];
73	};
74
75	struct compat_flock {
76	short l_type;
77	short l_whence;
78	compat_off_t l_start;
79	compat_off_t l_len;
80	compat_pid_t l_pid;
81	};
82
83	struct compat_flock64 {
84	short l_type;
85	short l_whence;
86	compat_loff_t l_start;
87	compat_loff_t l_len;
88	compat_pid_t l_pid;
89	};
90
91	struct compat_statfs {
92	s32 f_type;
93	s32 f_bsize;
94	s32 f_blocks;
95	s32 f_bfree;
96	s32 f_bavail;
97	s32 f_files;
98	s32 f_ffree;
99	__kernel_fsid_t f_fsid;
100	s32 f_namelen;
101	s32 f_frsize;
102	s32 f_spare[5];
103	};
104
105	struct compat_sigcontext {
106	compat_int_t sc_flags;
107	compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */
108	u64 sc_fr[32];
109	compat_int_t sc_iasq[2];
110	compat_int_t sc_iaoq[2];
111	compat_int_t sc_sar; /* cr11 */
112	};
113
114	#define COMPAT_RLIM_INFINITY 0xffffffff
115
116	typedef u32 compat_old_sigset_t; /* at least 32 bits */
117
118	#define _COMPAT_NSIG 64
119	#define _COMPAT_NSIG_BPW 32
120
121	typedef u32 compat_sigset_word;
122
123	#define COMPAT_OFF_T_MAX 0x7fffffff
124	#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
125
126	/*
127	* A pointer passed in from user mode. This should not
128	* be used for syscall parameters, just declare them
129	* as pointers because the syscall entry code will have
130	* appropriately comverted them already.
131	*/
132	typedef u32 compat_uptr_t;
133
134	static inline void __user *compat_ptr(compat_uptr_t uptr)
135	{
136	return (void __user *)(unsigned long)uptr;
137	}
138
139	static __inline__ void __user *compat_alloc_user_space(long len)
140	{
141	struct pt_regs *regs = &current->thread.regs;
142	return (void __user *)regs->gr[30];
143	}
144
145	#endif /* _ASM_PARISC_COMPAT_H */