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