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gerrit-public.fairphone.software / kernel / msm-4.9 / 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 / . / include / asm-sparc64 / compat.h
blob: 2950279dd7767b8d8032bdf9e4363bb6d5379985 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame^]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
10typedef u32 compat_size_t;
11typedef s32 compat_ssize_t;
12typedef s32 compat_time_t;
13typedef s32 compat_clock_t;
14typedef s32 compat_pid_t;
15typedef u16 compat_uid_t;
16typedef u16 compat_gid_t;
17typedef u16 compat_mode_t;
18typedef u32 compat_ino_t;
19typedef u16 compat_dev_t;
20typedef s32 compat_off_t;
21typedef s64 compat_loff_t;
22typedef s16 compat_nlink_t;
23typedef u16 compat_ipc_pid_t;
24typedef s32 compat_daddr_t;
25typedef u32 compat_caddr_t;
26typedef __kernel_fsid_t compat_fsid_t;
27typedef s32 compat_key_t;
28
29typedef s32 compat_int_t;
30typedef s32 compat_long_t;
31typedef u32 compat_uint_t;
32typedef u32 compat_ulong_t;
33
34struct compat_timespec {
35 compat_time_t tv_sec;
36 s32 tv_nsec;
37};
38
39struct compat_timeval {
40 compat_time_t tv_sec;
41 s32 tv_usec;
42};
43
44struct compat_stat {
45 compat_dev_t st_dev;
46 compat_ino_t st_ino;
47 compat_mode_t st_mode;
48 compat_nlink_t st_nlink;
49 compat_uid_t st_uid;
50 compat_gid_t st_gid;
51 compat_dev_t st_rdev;
52 compat_off_t st_size;
53 compat_time_t st_atime;
54 u32 __unused1;
55 compat_time_t st_mtime;
56 u32 __unused2;
57 compat_time_t st_ctime;
58 u32 __unused3;
59 compat_off_t st_blksize;
60 compat_off_t st_blocks;
61 u32 __unused4[2];
62};
63
64struct compat_flock {
65 short l_type;
66 short l_whence;
67 compat_off_t l_start;
68 compat_off_t l_len;
69 compat_pid_t l_pid;
70 short __unused;
71};
72
73#define F_GETLK64 12
74#define F_SETLK64 13
75#define F_SETLKW64 14
76
77struct compat_flock64 {
78 short l_type;
79 short l_whence;
80 compat_loff_t l_start;
81 compat_loff_t l_len;
82 compat_pid_t l_pid;
83 short __unused;
84};
85
86struct compat_statfs {
87 int f_type;
88 int f_bsize;
89 int f_blocks;
90 int f_bfree;
91 int f_bavail;
92 int f_files;
93 int f_ffree;
94 compat_fsid_t f_fsid;
95 int f_namelen; /* SunOS ignores this field. */
96 int f_frsize;
97 int f_spare[5];
98};
99
100#define COMPAT_RLIM_INFINITY 0x7fffffff
101
102typedef u32 compat_old_sigset_t;
103
104#define _COMPAT_NSIG 64
105#define _COMPAT_NSIG_BPW 32
106
107typedef u32 compat_sigset_word;
108
109#define COMPAT_OFF_T_MAX 0x7fffffff
110#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
111
112/*
113 * A pointer passed in from user mode. This should not
114 * be used for syscall parameters, just declare them
115 * as pointers because the syscall entry code will have
116 * appropriately comverted them already.
117 */
118typedef u32 compat_uptr_t;
119
120static inline void __user *compat_ptr(compat_uptr_t uptr)
121{
122 return (void __user *)(unsigned long)uptr;
123}
124
125static inline compat_uptr_t ptr_to_compat(void __user *uptr)
126{
127 return (u32)(unsigned long)uptr;
128}
129
130static __inline__ void __user *compat_alloc_user_space(long len)
131{
132 struct pt_regs *regs = current_thread_info()->kregs;
133 unsigned long usp = regs->u_regs[UREG_I6];
134
135 if (!(test_thread_flag(TIF_32BIT)))
136 usp += STACK_BIAS;
137 else
138 usp &= 0xffffffffUL;
139
140 return (void __user *) (usp - len);
141}
142
143struct compat_ipc64_perm {
144 compat_key_t key;
145 __kernel_uid_t uid;
146 __kernel_gid_t gid;
147 __kernel_uid_t cuid;
148 __kernel_gid_t cgid;
149 unsigned short __pad1;
150 compat_mode_t mode;
151 unsigned short __pad2;
152 unsigned short seq;
153 unsigned long __unused1; /* yes they really are 64bit pads */
154 unsigned long __unused2;
155};
156
157struct compat_semid64_ds {
158 struct compat_ipc64_perm sem_perm;
159 unsigned int __pad1;
160 compat_time_t sem_otime;
161 unsigned int __pad2;
162 compat_time_t sem_ctime;
163 u32 sem_nsems;
164 u32 __unused1;
165 u32 __unused2;
166};
167
168struct compat_msqid64_ds {
169 struct compat_ipc64_perm msg_perm;
170 unsigned int __pad1;
171 compat_time_t msg_stime;
172 unsigned int __pad2;
173 compat_time_t msg_rtime;
174 unsigned int __pad3;
175 compat_time_t msg_ctime;
176 unsigned int msg_cbytes;
177 unsigned int msg_qnum;
178 unsigned int msg_qbytes;
179 compat_pid_t msg_lspid;
180 compat_pid_t msg_lrpid;
181 unsigned int __unused1;
182 unsigned int __unused2;
183};
184
185struct compat_shmid64_ds {
186 struct compat_ipc64_perm shm_perm;
187 unsigned int __pad1;
188 compat_time_t shm_atime;
189 unsigned int __pad2;
190 compat_time_t shm_dtime;
191 unsigned int __pad3;
192 compat_time_t shm_ctime;
193 compat_size_t shm_segsz;
194 compat_pid_t shm_cpid;
195 compat_pid_t shm_lpid;
196 unsigned int shm_nattch;
197 unsigned int __unused1;
198 unsigned int __unused2;
199};
200
201#endif /* _ASM_SPARC64_COMPAT_H */