[linux-2.6-block.git] / arch / sparc / include / asm / compat.h

#ifndef _ASM_SPARC64_COMPAT_H
#define _ASM_SPARC64_COMPAT_H
/*
 * Architecture specific compatibility types
 */
#include <linux/types.h>

#define COMPAT_USER_HZ		100
#define COMPAT_UTS_MACHINE	"sparc\0\0"

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 u16		__compat_uid_t;
typedef u16		__compat_gid_t;
typedef u32		__compat_uid32_t;
typedef u32		__compat_gid32_t;
typedef u16		compat_mode_t;
typedef u32		compat_ino_t;
typedef u16		compat_dev_t;
typedef s32		compat_off_t;
typedef s64		compat_loff_t;
typedef s16		compat_nlink_t;
typedef u16		compat_ipc_pid_t;
typedef s32		compat_daddr_t;
typedef u32		compat_caddr_t;
typedef __kernel_fsid_t	compat_fsid_t;
typedef s32		compat_key_t;
typedef s32		compat_timer_t;

typedef s32		compat_int_t;
typedef s32		compat_long_t;
typedef s64		compat_s64;
typedef u32		compat_uint_t;
typedef u32		compat_ulong_t;
typedef u64		compat_u64;

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;
	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;
	compat_off_t	st_size;
	compat_time_t	st_atime;
	compat_ulong_t	st_atime_nsec;
	compat_time_t	st_mtime;
	compat_ulong_t	st_mtime_nsec;
	compat_time_t	st_ctime;
	compat_ulong_t	st_ctime_nsec;
	compat_off_t	st_blksize;
	compat_off_t	st_blocks;
	u32		__unused4[2];
};

struct compat_stat64 {
	unsigned long long	st_dev;

	unsigned long long	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[8];

	long long	st_size;
	unsigned int	st_blksize;

	unsigned char	__pad4[8];
	unsigned int	st_blocks;

	unsigned int	st_atime;
	unsigned int	st_atime_nsec;

	unsigned int	st_mtime;
	unsigned int	st_mtime_nsec;

	unsigned int	st_ctime;
	unsigned int	st_ctime_nsec;

	unsigned int	__unused4;
	unsigned int	__unused5;
};

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

#define F_GETLK64	12
#define F_SETLK64	13
#define F_SETLKW64	14

struct compat_flock64 {
	short		l_type;
	short		l_whence;
	compat_loff_t	l_start;
	compat_loff_t	l_len;
	compat_pid_t	l_pid;
	short		__unused;
};

struct compat_statfs {
	int		f_type;
	int		f_bsize;
	int		f_blocks;
	int		f_bfree;
	int		f_bavail;
	int		f_files;
	int		f_ffree;
	compat_fsid_t	f_fsid;
	int		f_namelen;	/* SunOS ignores this field. */
	int		f_frsize;
	int		f_flags;
	int		f_spare[4];
};

#define COMPAT_RLIM_INFINITY 0x7fffffff

typedef u32		compat_old_sigset_t;

#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 converted 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 compat_uptr_t ptr_to_compat(void __user *uptr)
{
	return (u32)(unsigned long)uptr;
}

static inline void __user *arch_compat_alloc_user_space(long len)
{
	struct pt_regs *regs = current_thread_info()->kregs;
	unsigned long usp = regs->u_regs[UREG_I6];

	if (!(test_thread_flag(TIF_32BIT)))
		usp += STACK_BIAS;
	else
		usp &= 0xffffffffUL;

	usp -= len;
	usp &= ~0x7UL;

	return (void __user *) usp;
}

struct compat_ipc64_perm {
	compat_key_t key;
	__compat_uid32_t uid;
	__compat_gid32_t gid;
	__compat_uid32_t cuid;
	__compat_gid32_t cgid;
	unsigned short __pad1;
	compat_mode_t mode;
	unsigned short __pad2;
	unsigned short seq;
	unsigned long __unused1;	/* yes they really are 64bit pads */
	unsigned long __unused2;
};

struct compat_semid64_ds {
	struct compat_ipc64_perm sem_perm;
	unsigned int	__pad1;
	compat_time_t	sem_otime;
	unsigned int	__pad2;
	compat_time_t	sem_ctime;
	u32		sem_nsems;
	u32		__unused1;
	u32		__unused2;
};

struct compat_msqid64_ds {
	struct compat_ipc64_perm msg_perm;
	unsigned int	__pad1;
	compat_time_t	msg_stime;
	unsigned int	__pad2;
	compat_time_t	msg_rtime;
	unsigned int	__pad3;
	compat_time_t	msg_ctime;
	unsigned int	msg_cbytes;
	unsigned int	msg_qnum;
	unsigned int	msg_qbytes;
	compat_pid_t	msg_lspid;
	compat_pid_t	msg_lrpid;
	unsigned int	__unused1;
	unsigned int	__unused2;
};

struct compat_shmid64_ds {
	struct compat_ipc64_perm shm_perm;
	unsigned int	__pad1;
	compat_time_t	shm_atime;
	unsigned int	__pad2;
	compat_time_t	shm_dtime;
	unsigned int	__pad3;
	compat_time_t	shm_ctime;
	compat_size_t	shm_segsz;
	compat_pid_t	shm_cpid;
	compat_pid_t	shm_lpid;
	unsigned int	shm_nattch;
	unsigned int	__unused1;
	unsigned int	__unused2;
};

static inline int is_compat_task(void)
{
	return test_thread_flag(TIF_32BIT);
}

#endif /* _ASM_SPARC64_COMPAT_H */
Commit	Line	Data
a00736e9 SR	1	#ifndef _ASM_SPARC64_COMPAT_H
	2	#define _ASM_SPARC64_COMPAT_H
	3	/*
	4	* Architecture specific compatibility types
	5	*/
	6	#include <linux/types.h>
	7
e28cbf22 CH	8	#define COMPAT_USER_HZ 100
e28cbf22 CH	9	#define COMPAT_UTS_MACHINE "sparc\0\0"
a00736e9 SR	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 u16 __compat_uid_t;
	17	typedef u16 __compat_gid_t;
	18	typedef u32 __compat_uid32_t;
	19	typedef u32 __compat_gid32_t;
	20	typedef u16 compat_mode_t;
	21	typedef u32 compat_ino_t;
	22	typedef u16 compat_dev_t;
	23	typedef s32 compat_off_t;
	24	typedef s64 compat_loff_t;
	25	typedef s16 compat_nlink_t;
	26	typedef u16 compat_ipc_pid_t;
	27	typedef s32 compat_daddr_t;
	28	typedef u32 compat_caddr_t;
	29	typedef __kernel_fsid_t compat_fsid_t;
	30	typedef s32 compat_key_t;
	31	typedef s32 compat_timer_t;
	32
	33	typedef s32 compat_int_t;
	34	typedef s32 compat_long_t;
	35	typedef s64 compat_s64;
	36	typedef u32 compat_uint_t;
	37	typedef u32 compat_ulong_t;
	38	typedef u64 compat_u64;
	39
	40	struct compat_timespec {
	41	compat_time_t tv_sec;
	42	s32 tv_nsec;
	43	};
	44
	45	struct compat_timeval {
	46	compat_time_t tv_sec;
	47	s32 tv_usec;
	48	};
	49
	50	struct compat_stat {
	51	compat_dev_t st_dev;
	52	compat_ino_t st_ino;
	53	compat_mode_t st_mode;
	54	compat_nlink_t st_nlink;
	55	__compat_uid_t st_uid;
	56	__compat_gid_t st_gid;
	57	compat_dev_t st_rdev;
	58	compat_off_t st_size;
	59	compat_time_t st_atime;
	60	compat_ulong_t st_atime_nsec;
	61	compat_time_t st_mtime;
	62	compat_ulong_t st_mtime_nsec;
	63	compat_time_t st_ctime;
	64	compat_ulong_t st_ctime_nsec;
	65	compat_off_t st_blksize;
	66	compat_off_t st_blocks;
	67	u32 __unused4[2];
	68	};
	69
	70	struct compat_stat64 {
	71	unsigned long long st_dev;
	72
	73	unsigned long long st_ino;
74
75	unsigned int st_mode;
76	unsigned int st_nlink;
77
78	unsigned int st_uid;
79	unsigned int st_gid;
80
81	unsigned long long st_rdev;
82
83	unsigned char __pad3[8];
84
85	long long st_size;
86	unsigned int st_blksize;
87
88	unsigned char __pad4[8];
89	unsigned int st_blocks;
90
91	unsigned int st_atime;
92	unsigned int st_atime_nsec;
93
94	unsigned int st_mtime;
95	unsigned int st_mtime_nsec;
96
97	unsigned int st_ctime;
98	unsigned int st_ctime_nsec;
99
100	unsigned int __unused4;
101	unsigned int __unused5;
102	};
103
104	struct compat_flock {
105	short l_type;
106	short l_whence;
107	compat_off_t l_start;
108	compat_off_t l_len;
109	compat_pid_t l_pid;
110	short __unused;
111	};
112
113	#define F_GETLK64 12
114	#define F_SETLK64 13
115	#define F_SETLKW64 14
116
117	struct compat_flock64 {
118	short l_type;
119	short l_whence;
120	compat_loff_t l_start;
121	compat_loff_t l_len;
122	compat_pid_t l_pid;
123	short __unused;
124	};
125
126	struct compat_statfs {
127	int f_type;
128	int f_bsize;
129	int f_blocks;
130	int f_bfree;
131	int f_bavail;
132	int f_files;
133	int f_ffree;
134	compat_fsid_t f_fsid;
135	int f_namelen; /* SunOS ignores this field. */
136	int f_frsize;
1448c721 EB	137	int f_flags;
1448c721 EB	138	int f_spare[4];
a00736e9 SR	139	};
	140
	141	#define COMPAT_RLIM_INFINITY 0x7fffffff
	142
	143	typedef u32 compat_old_sigset_t;
	144
	145	#define _COMPAT_NSIG 64
	146	#define _COMPAT_NSIG_BPW 32
	147
	148	typedef u32 compat_sigset_word;
	149
	150	#define COMPAT_OFF_T_MAX 0x7fffffff
	151	#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
	152
	153	/*
	154	* A pointer passed in from user mode. This should not
	155	* be used for syscall parameters, just declare them
	156	* as pointers because the syscall entry code will have
	157	* appropriately converted them already.
	158	*/
	159	typedef u32 compat_uptr_t;
	160
	161	static inline void __user *compat_ptr(compat_uptr_t uptr)
	162	{
	163	return (void __user *)(unsigned long)uptr;
	164	}
	165
	166	static inline compat_uptr_t ptr_to_compat(void __user *uptr)
	167	{
	168	return (u32)(unsigned long)uptr;
	169	}
	170
c41d68a5	171	static inline void __user *arch_compat_alloc_user_space(long len)
a00736e9 SR	172	{
	173	struct pt_regs *regs = current_thread_info()->kregs;
	174	unsigned long usp = regs->u_regs[UREG_I6];
	175
	176	if (!(test_thread_flag(TIF_32BIT)))
	177	usp += STACK_BIAS;
	178	else
	179	usp &= 0xffffffffUL;
	180
	181	usp -= len;
	182	usp &= ~0x7UL;
	183
	184	return (void __user *) usp;
	185	}
	186
	187	struct compat_ipc64_perm {
	188	compat_key_t key;
	189	__compat_uid32_t uid;
	190	__compat_gid32_t gid;
	191	__compat_uid32_t cuid;
	192	__compat_gid32_t cgid;
	193	unsigned short __pad1;
	194	compat_mode_t mode;
	195	unsigned short __pad2;
	196	unsigned short seq;
	197	unsigned long __unused1; /* yes they really are 64bit pads */
	198	unsigned long __unused2;
	199	};
	200
	201	struct compat_semid64_ds {
	202	struct compat_ipc64_perm sem_perm;
	203	unsigned int __pad1;
	204	compat_time_t sem_otime;
	205	unsigned int __pad2;
	206	compat_time_t sem_ctime;
	207	u32 sem_nsems;
	208	u32 __unused1;
	209	u32 __unused2;
	210	};
	211
	212	struct compat_msqid64_ds {
	213	struct compat_ipc64_perm msg_perm;
	214	unsigned int __pad1;
	215	compat_time_t msg_stime;
	216	unsigned int __pad2;
	217	compat_time_t msg_rtime;
	218	unsigned int __pad3;
	219	compat_time_t msg_ctime;
	220	unsigned int msg_cbytes;
	221	unsigned int msg_qnum;
	222	unsigned int msg_qbytes;
	223	compat_pid_t msg_lspid;
	224	compat_pid_t msg_lrpid;
	225	unsigned int __unused1;
	226	unsigned int __unused2;
	227	};
	228
	229	struct compat_shmid64_ds {
	230	struct compat_ipc64_perm shm_perm;
	231	unsigned int __pad1;
	232	compat_time_t shm_atime;
	233	unsigned int __pad2;
	234	compat_time_t shm_dtime;
	235	unsigned int __pad3;
236	compat_time_t shm_ctime;
237	compat_size_t shm_segsz;
238	compat_pid_t shm_cpid;
239	compat_pid_t shm_lpid;
240	unsigned int shm_nattch;
241	unsigned int __unused1;
242	unsigned int __unused2;
243	};
244
5b101740 RM	245	static inline int is_compat_task(void)
	246	{
	247	return test_thread_flag(TIF_32BIT);
	248	}
	249
a00736e9	250	#endif /* _ASM_SPARC64_COMPAT_H */