diff options
Diffstat (limited to 'arch/sparc/include/asm/compat.h')
| -rw-r--r-- | arch/sparc/include/asm/compat.h | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h new file mode 100644 index 000000000000..f260b58f5ce9 --- /dev/null +++ b/arch/sparc/include/asm/compat.h @@ -0,0 +1,243 @@ +#ifndef _ASM_SPARC64_COMPAT_H +#define _ASM_SPARC64_COMPAT_H +/* + * Architecture specific compatibility types + */ +#include <linux/types.h> + +#define COMPAT_USER_HZ 100 + +typedef u32 compat_size_t; +typedef s32 compat_ssize_t; +typedef s32 compat_time_t; +typedef s32 compat_clock_t; +typedef s32 compat_pid_t; +typedef u16 __compat_uid_t; +typedef u16 __compat_gid_t; +typedef u32 __compat_uid32_t; +typedef u32 __compat_gid32_t; +typedef u16 compat_mode_t; +typedef u32 compat_ino_t; +typedef u16 compat_dev_t; +typedef s32 compat_off_t; +typedef s64 compat_loff_t; +typedef s16 compat_nlink_t; +typedef u16 compat_ipc_pid_t; +typedef s32 compat_daddr_t; +typedef u32 compat_caddr_t; +typedef __kernel_fsid_t compat_fsid_t; +typedef s32 compat_key_t; +typedef s32 compat_timer_t; + +typedef s32 compat_int_t; +typedef s32 compat_long_t; +typedef s64 compat_s64; +typedef u32 compat_uint_t; +typedef u32 compat_ulong_t; +typedef u64 compat_u64; + +struct compat_timespec { + compat_time_t tv_sec; + s32 tv_nsec; +}; + +struct compat_timeval { + compat_time_t tv_sec; + s32 tv_usec; +}; + +struct compat_stat { + compat_dev_t st_dev; + compat_ino_t st_ino; + compat_mode_t st_mode; + compat_nlink_t st_nlink; + __compat_uid_t st_uid; + __compat_gid_t st_gid; + compat_dev_t st_rdev; + compat_off_t st_size; + compat_time_t st_atime; + compat_ulong_t st_atime_nsec; + compat_time_t st_mtime; + compat_ulong_t st_mtime_nsec; + compat_time_t st_ctime; + compat_ulong_t st_ctime_nsec; + compat_off_t st_blksize; + compat_off_t st_blocks; + u32 __unused4[2]; +}; + +struct compat_stat64 { + unsigned long long st_dev; + + unsigned long long st_ino; + + unsigned int st_mode; + unsigned int st_nlink; + + unsigned int st_uid; + unsigned int st_gid; + + unsigned long long st_rdev; + + unsigned char __pad3[8]; + + long long st_size; + unsigned int st_blksize; + + unsigned char __pad4[8]; + unsigned int st_blocks; + + unsigned int st_atime; + unsigned int st_atime_nsec; + + unsigned int st_mtime; + unsigned int st_mtime_nsec; + + unsigned int st_ctime; + unsigned int st_ctime_nsec; + + unsigned int __unused4; + unsigned int __unused5; +}; + +struct compat_flock { + short l_type; + short l_whence; + compat_off_t l_start; + compat_off_t l_len; + compat_pid_t l_pid; + short __unused; +}; + +#define F_GETLK64 12 +#define F_SETLK64 13 +#define F_SETLKW64 14 + +struct compat_flock64 { + short l_type; + short l_whence; + compat_loff_t l_start; + compat_loff_t l_len; + compat_pid_t l_pid; + short __unused; +}; + +struct compat_statfs { + int f_type; + int f_bsize; + int f_blocks; + int f_bfree; + int f_bavail; + int f_files; + int f_ffree; + compat_fsid_t f_fsid; + int f_namelen; /* SunOS ignores this field. */ + int f_frsize; + int f_spare[5]; +}; + +#define COMPAT_RLIM_INFINITY 0x7fffffff + +typedef u32 compat_old_sigset_t; + +#define _COMPAT_NSIG 64 +#define _COMPAT_NSIG_BPW 32 + +typedef u32 compat_sigset_word; + +#define COMPAT_OFF_T_MAX 0x7fffffff +#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL + +/* + * A pointer passed in from user mode. This should not + * be used for syscall parameters, just declare them + * as pointers because the syscall entry code will have + * appropriately converted them already. + */ +typedef u32 compat_uptr_t; + +static inline void __user *compat_ptr(compat_uptr_t uptr) +{ + return (void __user *)(unsigned long)uptr; +} + +static inline compat_uptr_t ptr_to_compat(void __user *uptr) +{ + return (u32)(unsigned long)uptr; +} + +static inline void __user *compat_alloc_user_space(long len) +{ + struct pt_regs *regs = current_thread_info()->kregs; + unsigned long usp = regs->u_regs[UREG_I6]; + + if (!(test_thread_flag(TIF_32BIT))) + usp += STACK_BIAS; + else + usp &= 0xffffffffUL; + + usp -= len; + usp &= ~0x7UL; + + return (void __user *) usp; +} + +struct compat_ipc64_perm { + compat_key_t key; + __compat_uid32_t uid; + __compat_gid32_t gid; + __compat_uid32_t cuid; + __compat_gid32_t cgid; + unsigned short __pad1; + compat_mode_t mode; + unsigned short __pad2; + unsigned short seq; + unsigned long __unused1; /* yes they really are 64bit pads */ + unsigned long __unused2; +}; + +struct compat_semid64_ds { + struct compat_ipc64_perm sem_perm; + unsigned int __pad1; + compat_time_t sem_otime; + unsigned int __pad2; + compat_time_t sem_ctime; + u32 sem_nsems; + u32 __unused1; + u32 __unused2; +}; + +struct compat_msqid64_ds { + struct compat_ipc64_perm msg_perm; + unsigned int __pad1; + compat_time_t msg_stime; + unsigned int __pad2; + compat_time_t msg_rtime; + unsigned int __pad3; + compat_time_t msg_ctime; + unsigned int msg_cbytes; + unsigned int msg_qnum; + unsigned int msg_qbytes; + compat_pid_t msg_lspid; + compat_pid_t msg_lrpid; + unsigned int __unused1; + unsigned int __unused2; +}; + +struct compat_shmid64_ds { + struct compat_ipc64_perm shm_perm; + unsigned int __pad1; + compat_time_t shm_atime; + unsigned int __pad2; + compat_time_t shm_dtime; + unsigned int __pad3; + compat_time_t shm_ctime; + compat_size_t shm_segsz; + compat_pid_t shm_cpid; + compat_pid_t shm_lpid; + unsigned int shm_nattch; + unsigned int __unused1; + unsigned int __unused2; +}; + +#endif /* _ASM_SPARC64_COMPAT_H */ |