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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; | |
202e5979 SR |
16 | typedef u16 __compat_uid_t; |
17 | typedef u16 __compat_gid_t; | |
18 | typedef u32 __compat_uid32_t; | |
19 | typedef u32 __compat_gid32_t; | |
1da177e4 LT |
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; | |
0d77e5a2 | 30 | typedef s32 compat_timer_t; |
1da177e4 LT |
31 | |
32 | typedef s32 compat_int_t; | |
33 | typedef s32 compat_long_t; | |
34 | typedef u32 compat_uint_t; | |
35 | typedef u32 compat_ulong_t; | |
36 | ||
37 | struct compat_timespec { | |
38 | compat_time_t tv_sec; | |
39 | s32 tv_nsec; | |
40 | }; | |
41 | ||
42 | struct compat_timeval { | |
43 | compat_time_t tv_sec; | |
44 | s32 tv_usec; | |
45 | }; | |
46 | ||
47 | struct compat_stat { | |
48 | compat_dev_t st_dev; | |
49 | u16 __pad1; | |
50 | compat_ino_t st_ino; | |
51 | compat_mode_t st_mode; | |
52 | compat_nlink_t st_nlink; | |
202e5979 SR |
53 | __compat_uid_t st_uid; |
54 | __compat_gid_t st_gid; | |
1da177e4 LT |
55 | compat_dev_t st_rdev; |
56 | u16 __pad2; | |
57 | u32 st_size; | |
58 | u32 st_blksize; | |
59 | u32 st_blocks; | |
60 | u32 st_atime; | |
61 | u32 st_atime_nsec; | |
62 | u32 st_mtime; | |
63 | u32 st_mtime_nsec; | |
64 | u32 st_ctime; | |
65 | u32 st_ctime_nsec; | |
66 | u32 __unused4; | |
67 | u32 __unused5; | |
68 | }; | |
69 | ||
70 | struct compat_flock { | |
71 | short l_type; | |
72 | short l_whence; | |
73 | compat_off_t l_start; | |
74 | compat_off_t l_len; | |
75 | compat_pid_t l_pid; | |
76 | }; | |
77 | ||
78 | #define F_GETLK64 12 | |
79 | #define F_SETLK64 13 | |
80 | #define F_SETLKW64 14 | |
81 | ||
82 | /* | |
83 | * IA32 uses 4 byte alignment for 64 bit quantities, | |
84 | * so we need to pack this structure. | |
85 | */ | |
86 | struct compat_flock64 { | |
87 | short l_type; | |
88 | short l_whence; | |
89 | compat_loff_t l_start; | |
90 | compat_loff_t l_len; | |
91 | compat_pid_t l_pid; | |
92 | } __attribute__((packed)); | |
93 | ||
94 | struct compat_statfs { | |
95 | int f_type; | |
96 | int f_bsize; | |
97 | int f_blocks; | |
98 | int f_bfree; | |
99 | int f_bavail; | |
100 | int f_files; | |
101 | int f_ffree; | |
102 | compat_fsid_t f_fsid; | |
103 | int f_namelen; /* SunOS ignores this field. */ | |
104 | int f_frsize; | |
105 | int f_spare[5]; | |
106 | }; | |
107 | ||
108 | #define COMPAT_RLIM_OLD_INFINITY 0x7fffffff | |
109 | #define COMPAT_RLIM_INFINITY 0xffffffff | |
110 | ||
111 | typedef u32 compat_old_sigset_t; /* at least 32 bits */ | |
112 | ||
113 | #define _COMPAT_NSIG 64 | |
114 | #define _COMPAT_NSIG_BPW 32 | |
115 | ||
116 | typedef u32 compat_sigset_word; | |
117 | ||
118 | #define COMPAT_OFF_T_MAX 0x7fffffff | |
119 | #define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL | |
120 | ||
121 | struct compat_ipc64_perm { | |
122 | compat_key_t key; | |
202e5979 SR |
123 | __compat_uid32_t uid; |
124 | __compat_gid32_t gid; | |
125 | __compat_uid32_t cuid; | |
126 | __compat_gid32_t cgid; | |
1da177e4 LT |
127 | unsigned short mode; |
128 | unsigned short __pad1; | |
129 | unsigned short seq; | |
130 | unsigned short __pad2; | |
131 | compat_ulong_t unused1; | |
132 | compat_ulong_t unused2; | |
133 | }; | |
134 | ||
135 | struct compat_semid64_ds { | |
136 | struct compat_ipc64_perm sem_perm; | |
137 | compat_time_t sem_otime; | |
138 | compat_ulong_t __unused1; | |
139 | compat_time_t sem_ctime; | |
140 | compat_ulong_t __unused2; | |
141 | compat_ulong_t sem_nsems; | |
142 | compat_ulong_t __unused3; | |
143 | compat_ulong_t __unused4; | |
144 | }; | |
145 | ||
146 | struct compat_msqid64_ds { | |
147 | struct compat_ipc64_perm msg_perm; | |
148 | compat_time_t msg_stime; | |
149 | compat_ulong_t __unused1; | |
150 | compat_time_t msg_rtime; | |
151 | compat_ulong_t __unused2; | |
152 | compat_time_t msg_ctime; | |
153 | compat_ulong_t __unused3; | |
154 | compat_ulong_t msg_cbytes; | |
155 | compat_ulong_t msg_qnum; | |
156 | compat_ulong_t msg_qbytes; | |
157 | compat_pid_t msg_lspid; | |
158 | compat_pid_t msg_lrpid; | |
159 | compat_ulong_t __unused4; | |
160 | compat_ulong_t __unused5; | |
161 | }; | |
162 | ||
163 | struct compat_shmid64_ds { | |
164 | struct compat_ipc64_perm shm_perm; | |
165 | compat_size_t shm_segsz; | |
166 | compat_time_t shm_atime; | |
167 | compat_ulong_t __unused1; | |
168 | compat_time_t shm_dtime; | |
169 | compat_ulong_t __unused2; | |
170 | compat_time_t shm_ctime; | |
171 | compat_ulong_t __unused3; | |
172 | compat_pid_t shm_cpid; | |
173 | compat_pid_t shm_lpid; | |
174 | compat_ulong_t shm_nattch; | |
175 | compat_ulong_t __unused4; | |
176 | compat_ulong_t __unused5; | |
177 | }; | |
178 | ||
179 | /* | |
180 | * A pointer passed in from user mode. This should not be used for syscall parameters, | |
181 | * just declare them as pointers because the syscall entry code will have appropriately | |
182 | * comverted them already. | |
183 | */ | |
184 | typedef u32 compat_uptr_t; | |
185 | ||
186 | static inline void __user * | |
187 | compat_ptr (compat_uptr_t uptr) | |
188 | { | |
189 | return (void __user *) (unsigned long) uptr; | |
190 | } | |
191 | ||
66e863ac IM |
192 | static inline compat_uptr_t |
193 | ptr_to_compat(void __user *uptr) | |
194 | { | |
195 | return (u32)(unsigned long)uptr; | |
196 | } | |
197 | ||
1da177e4 LT |
198 | static __inline__ void __user * |
199 | compat_alloc_user_space (long len) | |
200 | { | |
6450578f | 201 | struct pt_regs *regs = task_pt_regs(current); |
1da177e4 LT |
202 | return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len); |
203 | } | |
204 | ||
205 | #endif /* _ASM_IA64_COMPAT_H */ |