Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[wrt350n-kernel.git] / include / asm-ia64 / compat.h
blobdfcf75b8426d8bde81dd8b7fda51ad5f12df137c
1 #ifndef _ASM_IA64_COMPAT_H
2 #define _ASM_IA64_COMPAT_H
3 /*
4 * Architecture specific compatibility types
5 */
6 #include <linux/types.h>
8 #define COMPAT_USER_HZ 100
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 typedef s32 compat_timer_t;
32 typedef s32 compat_int_t;
33 typedef s32 compat_long_t;
34 typedef s64 __attribute__((aligned(4))) compat_s64;
35 typedef u32 compat_uint_t;
36 typedef u32 compat_ulong_t;
37 typedef u64 __attribute__((aligned(4))) compat_u64;
39 struct compat_timespec {
40 compat_time_t tv_sec;
41 s32 tv_nsec;
44 struct compat_timeval {
45 compat_time_t tv_sec;
46 s32 tv_usec;
49 struct compat_stat {
50 compat_dev_t st_dev;
51 u16 __pad1;
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 u16 __pad2;
59 u32 st_size;
60 u32 st_blksize;
61 u32 st_blocks;
62 u32 st_atime;
63 u32 st_atime_nsec;
64 u32 st_mtime;
65 u32 st_mtime_nsec;
66 u32 st_ctime;
67 u32 st_ctime_nsec;
68 u32 __unused4;
69 u32 __unused5;
72 struct compat_flock {
73 short l_type;
74 short l_whence;
75 compat_off_t l_start;
76 compat_off_t l_len;
77 compat_pid_t l_pid;
80 #define F_GETLK64 12
81 #define F_SETLK64 13
82 #define F_SETLKW64 14
85 * IA32 uses 4 byte alignment for 64 bit quantities,
86 * so we need to pack this structure.
88 struct compat_flock64 {
89 short l_type;
90 short l_whence;
91 compat_loff_t l_start;
92 compat_loff_t l_len;
93 compat_pid_t l_pid;
94 } __attribute__((packed));
96 struct compat_statfs {
97 int f_type;
98 int f_bsize;
99 int f_blocks;
100 int f_bfree;
101 int f_bavail;
102 int f_files;
103 int f_ffree;
104 compat_fsid_t f_fsid;
105 int f_namelen; /* SunOS ignores this field. */
106 int f_frsize;
107 int f_spare[5];
110 #define COMPAT_RLIM_OLD_INFINITY 0x7fffffff
111 #define COMPAT_RLIM_INFINITY 0xffffffff
113 typedef u32 compat_old_sigset_t; /* at least 32 bits */
115 #define _COMPAT_NSIG 64
116 #define _COMPAT_NSIG_BPW 32
118 typedef u32 compat_sigset_word;
120 #define COMPAT_OFF_T_MAX 0x7fffffff
121 #define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
123 struct compat_ipc64_perm {
124 compat_key_t key;
125 __compat_uid32_t uid;
126 __compat_gid32_t gid;
127 __compat_uid32_t cuid;
128 __compat_gid32_t cgid;
129 unsigned short mode;
130 unsigned short __pad1;
131 unsigned short seq;
132 unsigned short __pad2;
133 compat_ulong_t unused1;
134 compat_ulong_t unused2;
137 struct compat_semid64_ds {
138 struct compat_ipc64_perm sem_perm;
139 compat_time_t sem_otime;
140 compat_ulong_t __unused1;
141 compat_time_t sem_ctime;
142 compat_ulong_t __unused2;
143 compat_ulong_t sem_nsems;
144 compat_ulong_t __unused3;
145 compat_ulong_t __unused4;
148 struct compat_msqid64_ds {
149 struct compat_ipc64_perm msg_perm;
150 compat_time_t msg_stime;
151 compat_ulong_t __unused1;
152 compat_time_t msg_rtime;
153 compat_ulong_t __unused2;
154 compat_time_t msg_ctime;
155 compat_ulong_t __unused3;
156 compat_ulong_t msg_cbytes;
157 compat_ulong_t msg_qnum;
158 compat_ulong_t msg_qbytes;
159 compat_pid_t msg_lspid;
160 compat_pid_t msg_lrpid;
161 compat_ulong_t __unused4;
162 compat_ulong_t __unused5;
165 struct compat_shmid64_ds {
166 struct compat_ipc64_perm shm_perm;
167 compat_size_t shm_segsz;
168 compat_time_t shm_atime;
169 compat_ulong_t __unused1;
170 compat_time_t shm_dtime;
171 compat_ulong_t __unused2;
172 compat_time_t shm_ctime;
173 compat_ulong_t __unused3;
174 compat_pid_t shm_cpid;
175 compat_pid_t shm_lpid;
176 compat_ulong_t shm_nattch;
177 compat_ulong_t __unused4;
178 compat_ulong_t __unused5;
182 * A pointer passed in from user mode. This should not be used for syscall parameters,
183 * just declare them as pointers because the syscall entry code will have appropriately
184 * converted them already.
186 typedef u32 compat_uptr_t;
188 static inline void __user *
189 compat_ptr (compat_uptr_t uptr)
191 return (void __user *) (unsigned long) uptr;
194 static inline compat_uptr_t
195 ptr_to_compat(void __user *uptr)
197 return (u32)(unsigned long)uptr;
200 static __inline__ void __user *
201 compat_alloc_user_space (long len)
203 struct pt_regs *regs = task_pt_regs(current);
204 return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len);
207 #endif /* _ASM_IA64_COMPAT_H */