Sam Ravnborg | a00736e | 2008-06-19 20:26:19 +0200 | [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 | |
| 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 | |
Roland McGrath | 5b10174 | 2009-02-27 23:25:54 -0800 | [diff] [blame] | 243 | static inline int is_compat_task(void) |
| 244 | { |
| 245 | return test_thread_flag(TIF_32BIT); |
| 246 | } |
| 247 | |
Sam Ravnborg | a00736e | 2008-06-19 20:26:19 +0200 | [diff] [blame] | 248 | #endif /* _ASM_SPARC64_COMPAT_H */ |