[PATCH] compat: be more consistent about [ug]id_t
[linux-3.10.git] / include / asm-ppc64 / compat.h
1 #ifndef _ASM_PPC64_COMPAT_H
2 #define _ASM_PPC64_COMPAT_H
3 /*
4  * Architecture specific compatibility types
5  */
6 #include <linux/types.h>
7 #include <linux/sched.h>
8
9 #define COMPAT_USER_HZ  100
10
11 typedef u32             compat_size_t;
12 typedef s32             compat_ssize_t;
13 typedef s32             compat_time_t;
14 typedef s32             compat_clock_t;
15 typedef s32             compat_pid_t;
16 typedef u32             __compat_uid_t;
17 typedef u32             __compat_gid_t;
18 typedef u32             __compat_uid32_t;
19 typedef u32             __compat_gid32_t;
20 typedef u32             compat_mode_t;
21 typedef u32             compat_ino_t;
22 typedef u32             compat_dev_t;
23 typedef s32             compat_off_t;
24 typedef s64             compat_loff_t;
25 typedef s16             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_key_t;
31 typedef s32             compat_timer_t;
32
33 typedef s32             compat_int_t;
34 typedef s32             compat_long_t;
35 typedef u32             compat_uint_t;
36 typedef u32             compat_ulong_t;
37
38 struct compat_timespec {
39         compat_time_t   tv_sec;
40         s32             tv_nsec;
41 };
42
43 struct compat_timeval {
44         compat_time_t   tv_sec;
45         s32             tv_usec;
46 };
47
48 struct compat_stat {
49         compat_dev_t    st_dev;
50         compat_ino_t    st_ino;
51         compat_mode_t   st_mode;
52         compat_nlink_t  st_nlink;       
53         __compat_uid32_t        st_uid;
54         __compat_gid32_t        st_gid;
55         compat_dev_t    st_rdev;
56         compat_off_t    st_size;
57         compat_off_t    st_blksize;
58         compat_off_t    st_blocks;
59         compat_time_t   st_atime;
60         u32             st_atime_nsec;
61         compat_time_t   st_mtime;
62         u32             st_mtime_nsec;
63         compat_time_t   st_ctime;
64         u32             st_ctime_nsec;
65         u32             __unused4[2];
66 };
67
68 struct compat_flock {
69         short           l_type;
70         short           l_whence;
71         compat_off_t    l_start;
72         compat_off_t    l_len;
73         compat_pid_t    l_pid;
74 };
75
76 #define F_GETLK64       12      /*  using 'struct flock64' */
77 #define F_SETLK64       13
78 #define F_SETLKW64      14
79
80 struct compat_flock64 {
81         short           l_type;
82         short           l_whence;
83         compat_loff_t   l_start;
84         compat_loff_t   l_len;
85         compat_pid_t    l_pid;
86 };
87
88 struct compat_statfs {
89         int             f_type;
90         int             f_bsize;
91         int             f_blocks;
92         int             f_bfree;
93         int             f_bavail;
94         int             f_files;
95         int             f_ffree;
96         compat_fsid_t   f_fsid;
97         int             f_namelen;      /* SunOS ignores this field. */
98         int             f_frsize;
99         int             f_spare[5];
100 };
101
102 #define COMPAT_RLIM_OLD_INFINITY        0x7fffffff
103 #define COMPAT_RLIM_INFINITY            0xffffffff
104
105 typedef u32             compat_old_sigset_t;
106
107 #define _COMPAT_NSIG            64
108 #define _COMPAT_NSIG_BPW        32
109
110 typedef u32             compat_sigset_word;
111
112 #define COMPAT_OFF_T_MAX        0x7fffffff
113 #define COMPAT_LOFF_T_MAX       0x7fffffffffffffffL
114
115 /*
116  * A pointer passed in from user mode. This should not
117  * be used for syscall parameters, just declare them
118  * as pointers because the syscall entry code will have
119  * appropriately comverted them already.
120  */
121 typedef u32             compat_uptr_t;
122
123 static inline void __user *compat_ptr(compat_uptr_t uptr)
124 {
125         return (void __user *)(unsigned long)uptr;
126 }
127
128 static inline void __user *compat_alloc_user_space(long len)
129 {
130         struct pt_regs *regs = current->thread.regs;
131         unsigned long usp = regs->gpr[1];
132
133         /*
134          * We cant access below the stack pointer in the 32bit ABI and
135          * can access 288 bytes in the 64bit ABI
136          */
137         if (!(test_thread_flag(TIF_32BIT)))
138                 usp -= 288;
139
140         return (void __user *) (usp - len);
141 }
142
143 /*
144  * ipc64_perm is actually 32/64bit clean but since the compat layer refers to
145  * it we may as well define it.
146  */
147 struct compat_ipc64_perm {
148         compat_key_t key;
149         __compat_uid_t uid;
150         __compat_gid_t gid;
151         __compat_uid_t cuid;
152         __compat_gid_t cgid;
153         compat_mode_t mode;
154         unsigned int seq;
155         unsigned int __pad2;
156         unsigned long __unused1;        /* yes they really are 64bit pads */
157         unsigned long __unused2;
158 };
159
160 struct compat_semid64_ds {
161         struct compat_ipc64_perm sem_perm;
162         unsigned int __unused1;
163         compat_time_t sem_otime;
164         unsigned int __unused2;
165         compat_time_t sem_ctime;
166         compat_ulong_t sem_nsems;
167         compat_ulong_t __unused3;
168         compat_ulong_t __unused4;
169 };
170
171 struct compat_msqid64_ds {
172         struct compat_ipc64_perm msg_perm;
173         unsigned int __unused1;
174         compat_time_t msg_stime;
175         unsigned int __unused2;
176         compat_time_t msg_rtime;
177         unsigned int __unused3;
178         compat_time_t msg_ctime;
179         compat_ulong_t msg_cbytes;
180         compat_ulong_t msg_qnum;
181         compat_ulong_t msg_qbytes;
182         compat_pid_t msg_lspid;
183         compat_pid_t msg_lrpid;
184         compat_ulong_t __unused4;
185         compat_ulong_t __unused5;
186 };
187
188 struct compat_shmid64_ds {
189         struct compat_ipc64_perm shm_perm;
190         unsigned int __unused1;
191         compat_time_t shm_atime;
192         unsigned int __unused2;
193         compat_time_t shm_dtime;
194         unsigned int __unused3;
195         compat_time_t shm_ctime;
196         unsigned int __unused4;
197         compat_size_t shm_segsz;
198         compat_pid_t shm_cpid;
199         compat_pid_t shm_lpid;
200         compat_ulong_t shm_nattch;
201         compat_ulong_t __unused5;
202         compat_ulong_t __unused6;
203 };
204
205 #endif /* _ASM_PPC64_COMPAT_H */