[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / asm-ia64 / compat.h

#ifndef _ASM_IA64_COMPAT_H
#define _ASM_IA64_COMPAT_H
/*
 * Architecture specific compatibility types
 */
#include <linux/types.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_key_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 u16		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_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;
	u16		__pad1;
	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;
	u16		__pad2;
	u32		st_size;
	u32		st_blksize;
	u32		st_blocks;
	u32		st_atime;
	u32		st_atime_nsec;
	u32		st_mtime;
	u32		st_mtime_nsec;
	u32		st_ctime;
	u32		st_ctime_nsec;
	u32		__unused4;
	u32		__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;
};

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

/*
 * IA32 uses 4 byte alignment for 64 bit quantities,
 * so we need to pack this structure.
 */
struct compat_flock64 {
	short		l_type;
	short		l_whence;
	compat_loff_t	l_start;
	compat_loff_t	l_len;
	compat_pid_t	l_pid;
} __attribute__((packed));

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_spare[5];
};

#define COMPAT_RLIM_OLD_INFINITY       0x7fffffff
#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

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 mode;
	unsigned short __pad1;
	unsigned short seq;
	unsigned short __pad2;
	compat_ulong_t unused1;
	compat_ulong_t unused2;
};

struct compat_semid64_ds {
	struct compat_ipc64_perm sem_perm;
	compat_time_t  sem_otime;
	compat_ulong_t __unused1;
	compat_time_t  sem_ctime;
	compat_ulong_t __unused2;
	compat_ulong_t sem_nsems;
	compat_ulong_t __unused3;
	compat_ulong_t __unused4;
};

struct compat_msqid64_ds {
	struct compat_ipc64_perm msg_perm;
	compat_time_t  msg_stime;
	compat_ulong_t __unused1;
	compat_time_t  msg_rtime;
	compat_ulong_t __unused2;
	compat_time_t  msg_ctime;
	compat_ulong_t __unused3;
	compat_ulong_t msg_cbytes;
	compat_ulong_t msg_qnum;
	compat_ulong_t msg_qbytes;
	compat_pid_t   msg_lspid;
	compat_pid_t   msg_lrpid;
	compat_ulong_t __unused4;
	compat_ulong_t __unused5;
};

struct compat_shmid64_ds {
	struct compat_ipc64_perm shm_perm;
	compat_size_t  shm_segsz;
	compat_time_t  shm_atime;
	compat_ulong_t __unused1;
	compat_time_t  shm_dtime;
	compat_ulong_t __unused2;
	compat_time_t  shm_ctime;
	compat_ulong_t __unused3;
	compat_pid_t   shm_cpid;
	compat_pid_t   shm_lpid;
	compat_ulong_t shm_nattch;
	compat_ulong_t __unused4;
	compat_ulong_t __unused5;
};

/*
 * 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 = ia64_task_regs(current);
	return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len);
}

#endif /* _ASM_IA64_COMPAT_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef _ASM_IA64_COMPAT_H
	2	#define _ASM_IA64_COMPAT_H
	3	/*
	4	* Architecture specific compatibility types
	5	*/
	6	#include <linux/types.h>
	7
	8	#define COMPAT_USER_HZ 100
	9
	10	typedef u32 compat_size_t;
	11	typedef s32 compat_ssize_t;
	12	typedef s32 compat_time_t;
	13	typedef s32 compat_clock_t;
	14	typedef s32 compat_key_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 u16 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
	31	typedef s32 compat_int_t;
	32	typedef s32 compat_long_t;
	33	typedef u32 compat_uint_t;
	34	typedef u32 compat_ulong_t;
	35
	36	struct compat_timespec {
	37	compat_time_t tv_sec;
	38	s32 tv_nsec;
	39	};
	40
	41	struct compat_timeval {
	42	compat_time_t tv_sec;
	43	s32 tv_usec;
	44	};
	45
	46	struct compat_stat {
	47	compat_dev_t st_dev;
	48	u16 __pad1;
	49	compat_ino_t st_ino;
	50	compat_mode_t st_mode;
	51	compat_nlink_t st_nlink;
	52	compat_uid_t st_uid;
	53	compat_gid_t st_gid;
	54	compat_dev_t st_rdev;
	55	u16 __pad2;
	56	u32 st_size;
	57	u32 st_blksize;
	58	u32 st_blocks;
	59	u32 st_atime;
	60	u32 st_atime_nsec;
	61	u32 st_mtime;
	62	u32 st_mtime_nsec;
	63	u32 st_ctime;
	64	u32 st_ctime_nsec;
65	u32 __unused4;
66	u32 __unused5;
67	};
68
69	struct compat_flock {
70	short l_type;
71	short l_whence;
72	compat_off_t l_start;
73	compat_off_t l_len;
74	compat_pid_t l_pid;
75	};
76
77	#define F_GETLK64 12
78	#define F_SETLK64 13
79	#define F_SETLKW64 14
80
81	/*
82	* IA32 uses 4 byte alignment for 64 bit quantities,
83	* so we need to pack this structure.
84	*/
85	struct compat_flock64 {
86	short l_type;
87	short l_whence;
88	compat_loff_t l_start;
89	compat_loff_t l_len;
90	compat_pid_t l_pid;
91	} __attribute__((packed));
92
93	struct compat_statfs {
94	int f_type;
95	int f_bsize;
96	int f_blocks;
97	int f_bfree;
98	int f_bavail;
99	int f_files;
100	int f_ffree;
101	compat_fsid_t f_fsid;
102	int f_namelen; /* SunOS ignores this field. */
103	int f_frsize;
104	int f_spare[5];
105	};
106
107	#define COMPAT_RLIM_OLD_INFINITY 0x7fffffff
108	#define COMPAT_RLIM_INFINITY 0xffffffff
109
110	typedef u32 compat_old_sigset_t; /* at least 32 bits */
111
112	#define _COMPAT_NSIG 64
113	#define _COMPAT_NSIG_BPW 32
114
115	typedef u32 compat_sigset_word;
116
117	#define COMPAT_OFF_T_MAX 0x7fffffff
118	#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
119
120	struct compat_ipc64_perm {
121	compat_key_t key;
122	compat_uid32_t uid;
123	compat_gid32_t gid;
124	compat_uid32_t cuid;
125	compat_gid32_t cgid;
126	unsigned short mode;
127	unsigned short __pad1;
128	unsigned short seq;
129	unsigned short __pad2;
130	compat_ulong_t unused1;
131	compat_ulong_t unused2;
132	};
133
134	struct compat_semid64_ds {
135	struct compat_ipc64_perm sem_perm;
136	compat_time_t sem_otime;
137	compat_ulong_t __unused1;
138	compat_time_t sem_ctime;
139	compat_ulong_t __unused2;
140	compat_ulong_t sem_nsems;
141	compat_ulong_t __unused3;
142	compat_ulong_t __unused4;
143	};
144
145	struct compat_msqid64_ds {
146	struct compat_ipc64_perm msg_perm;
147	compat_time_t msg_stime;
148	compat_ulong_t __unused1;
149	compat_time_t msg_rtime;
150	compat_ulong_t __unused2;
151	compat_time_t msg_ctime;
152	compat_ulong_t __unused3;
153	compat_ulong_t msg_cbytes;
154	compat_ulong_t msg_qnum;
155	compat_ulong_t msg_qbytes;
156	compat_pid_t msg_lspid;
157	compat_pid_t msg_lrpid;
158	compat_ulong_t __unused4;
159	compat_ulong_t __unused5;
160	};
161
162	struct compat_shmid64_ds {
163	struct compat_ipc64_perm shm_perm;
164	compat_size_t shm_segsz;
165	compat_time_t shm_atime;
166	compat_ulong_t __unused1;
167	compat_time_t shm_dtime;
168	compat_ulong_t __unused2;
169	compat_time_t shm_ctime;
170	compat_ulong_t __unused3;
171	compat_pid_t shm_cpid;
172	compat_pid_t shm_lpid;
173	compat_ulong_t shm_nattch;
174	compat_ulong_t __unused4;
175	compat_ulong_t __unused5;
176	};
177
178	/*
179	* A pointer passed in from user mode. This should not be used for syscall parameters,
180	* just declare them as pointers because the syscall entry code will have appropriately
181	* comverted them already.
182	*/
183	typedef u32 compat_uptr_t;
184
185	static inline void __user *
186	compat_ptr (compat_uptr_t uptr)
187	{
188	return (void __user *) (unsigned long) uptr;
189	}
190
191	static __inline__ void __user *
192	compat_alloc_user_space (long len)
193	{
194	struct pt_regs *regs = ia64_task_regs(current);
195	return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len);
196	}
197
198	#endif /* _ASM_IA64_COMPAT_H */