1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_GENERIC_COMPAT_H
3 #define __ASM_GENERIC_COMPAT_H
6 #define COMPAT_USER_HZ 100
9 #ifndef COMPAT_RLIM_INFINITY
10 #define COMPAT_RLIM_INFINITY 0xffffffff
13 #ifndef COMPAT_OFF_T_MAX
14 #define COMPAT_OFF_T_MAX 0x7fffffff
17 #if !defined(compat_arg_u64) && !defined(CONFIG_CPU_BIG_ENDIAN)
18 #define compat_arg_u64(name) u32 name##_lo, u32 name##_hi
19 #define compat_arg_u64_dual(name) u32, name##_lo, u32, name##_hi
20 #define compat_arg_u64_glue(name) (((u64)name##_lo & 0xffffffffUL) | \
21 ((u64)name##_hi << 32))
24 /* These types are common across all compat ABIs */
25 typedef u32 compat_size_t;
26 typedef s32 compat_ssize_t;
27 typedef s32 compat_clock_t;
28 typedef s32 compat_pid_t;
29 typedef u32 compat_ino_t;
30 typedef s32 compat_off_t;
31 typedef s64 compat_loff_t;
32 typedef s32 compat_daddr_t;
33 typedef s32 compat_timer_t;
34 typedef s32 compat_key_t;
35 typedef s16 compat_short_t;
36 typedef s32 compat_int_t;
37 typedef s32 compat_long_t;
38 typedef u16 compat_ushort_t;
39 typedef u32 compat_uint_t;
40 typedef u32 compat_ulong_t;
41 typedef u32 compat_uptr_t;
42 typedef u32 compat_caddr_t;
43 typedef u32 compat_aio_context_t;
44 typedef u32 compat_old_sigset_t;
46 #ifndef __compat_uid_t
47 typedef u32 __compat_uid_t;
48 typedef u32 __compat_gid_t;
51 #ifndef __compat_uid32_t
52 typedef u32 __compat_uid32_t;
53 typedef u32 __compat_gid32_t;
57 typedef u32 compat_mode_t;
60 #ifdef CONFIG_COMPAT_FOR_U64_ALIGNMENT
61 typedef s64 __attribute__((aligned(4))) compat_s64;
62 typedef u64 __attribute__((aligned(4))) compat_u64;
64 typedef s64 compat_s64;
65 typedef u64 compat_u64;
69 typedef u32 compat_sigset_word;
70 #define _COMPAT_NSIG _NSIG
71 #define _COMPAT_NSIG_BPW 32
75 typedef u32 compat_dev_t;
78 #ifndef compat_ipc_pid_t
79 typedef s32 compat_ipc_pid_t;
83 typedef __kernel_fsid_t compat_fsid_t;
87 struct compat_statfs {
90 compat_int_t f_blocks;
92 compat_int_t f_bavail;
96 compat_int_t f_namelen;
97 compat_int_t f_frsize;
99 compat_int_t f_spare[4];
103 #ifndef compat_ipc64_perm
104 struct compat_ipc64_perm {
106 __compat_uid32_t uid;
107 __compat_gid32_t gid;
108 __compat_uid32_t cuid;
109 __compat_gid32_t cgid;
111 unsigned char __pad1[4 - sizeof(compat_mode_t)];
113 compat_ushort_t __pad2;
114 compat_ulong_t unused1;
115 compat_ulong_t unused2;
118 struct compat_semid64_ds {
119 struct compat_ipc64_perm sem_perm;
120 compat_ulong_t sem_otime;
121 compat_ulong_t sem_otime_high;
122 compat_ulong_t sem_ctime;
123 compat_ulong_t sem_ctime_high;
124 compat_ulong_t sem_nsems;
125 compat_ulong_t __unused3;
126 compat_ulong_t __unused4;
129 struct compat_msqid64_ds {
130 struct compat_ipc64_perm msg_perm;
131 compat_ulong_t msg_stime;
132 compat_ulong_t msg_stime_high;
133 compat_ulong_t msg_rtime;
134 compat_ulong_t msg_rtime_high;
135 compat_ulong_t msg_ctime;
136 compat_ulong_t msg_ctime_high;
137 compat_ulong_t msg_cbytes;
138 compat_ulong_t msg_qnum;
139 compat_ulong_t msg_qbytes;
140 compat_pid_t msg_lspid;
141 compat_pid_t msg_lrpid;
142 compat_ulong_t __unused4;
143 compat_ulong_t __unused5;
146 struct compat_shmid64_ds {
147 struct compat_ipc64_perm shm_perm;
148 compat_size_t shm_segsz;
149 compat_ulong_t shm_atime;
150 compat_ulong_t shm_atime_high;
151 compat_ulong_t shm_dtime;
152 compat_ulong_t shm_dtime_high;
153 compat_ulong_t shm_ctime;
154 compat_ulong_t shm_ctime_high;
155 compat_pid_t shm_cpid;
156 compat_pid_t shm_lpid;
157 compat_ulong_t shm_nattch;
158 compat_ulong_t __unused4;
159 compat_ulong_t __unused5;