2005-04-17 00:20:36 +02:00
|
|
|
#ifndef _ASM_COMPAT_H
|
|
|
|
#define _ASM_COMPAT_H
|
|
|
|
/*
|
|
|
|
* Architecture specific compatibility types
|
|
|
|
*/
|
2009-03-05 11:45:48 +01:00
|
|
|
#include <linux/thread_info.h>
|
2005-04-17 00:20:36 +02:00
|
|
|
#include <linux/types.h>
|
|
|
|
#include <asm/page.h>
|
2006-12-11 01:43:58 +01:00
|
|
|
#include <asm/ptrace.h>
|
2005-04-17 00:20:36 +02:00
|
|
|
|
|
|
|
#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_suseconds_t;
|
|
|
|
|
|
|
|
typedef s32 compat_pid_t;
|
2005-10-29 20:32:40 +02:00
|
|
|
typedef s32 __compat_uid_t;
|
|
|
|
typedef s32 __compat_gid_t;
|
|
|
|
typedef __compat_uid_t __compat_uid32_t;
|
|
|
|
typedef __compat_gid_t __compat_gid32_t;
|
2005-04-17 00:20:36 +02:00
|
|
|
typedef u32 compat_mode_t;
|
|
|
|
typedef u32 compat_ino_t;
|
|
|
|
typedef u32 compat_dev_t;
|
|
|
|
typedef s32 compat_off_t;
|
|
|
|
typedef s64 compat_loff_t;
|
|
|
|
typedef u32 compat_nlink_t;
|
|
|
|
typedef s32 compat_ipc_pid_t;
|
|
|
|
typedef s32 compat_daddr_t;
|
|
|
|
typedef s32 compat_caddr_t;
|
|
|
|
typedef struct {
|
|
|
|
s32 val[2];
|
|
|
|
} compat_fsid_t;
|
2005-06-23 09:10:14 +02:00
|
|
|
typedef s32 compat_timer_t;
|
2006-11-07 10:02:44 +01:00
|
|
|
typedef s32 compat_key_t;
|
2005-04-17 00:20:36 +02:00
|
|
|
|
|
|
|
typedef s32 compat_int_t;
|
|
|
|
typedef s32 compat_long_t;
|
2007-07-16 08:41:11 +02:00
|
|
|
typedef s64 compat_s64;
|
2005-04-17 00:20:36 +02:00
|
|
|
typedef u32 compat_uint_t;
|
|
|
|
typedef u32 compat_ulong_t;
|
2007-07-16 08:41:11 +02:00
|
|
|
typedef u64 compat_u64;
|
2005-04-17 00:20:36 +02:00
|
|
|
|
|
|
|
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;
|
|
|
|
s32 st_pad1[3];
|
|
|
|
compat_ino_t st_ino;
|
|
|
|
compat_mode_t st_mode;
|
|
|
|
compat_nlink_t st_nlink;
|
2005-10-29 20:32:40 +02:00
|
|
|
__compat_uid_t st_uid;
|
|
|
|
__compat_gid_t st_gid;
|
2005-04-17 00:20:36 +02:00
|
|
|
compat_dev_t st_rdev;
|
|
|
|
s32 st_pad2[2];
|
|
|
|
compat_off_t st_size;
|
|
|
|
s32 st_pad3;
|
|
|
|
compat_time_t st_atime;
|
|
|
|
s32 st_atime_nsec;
|
|
|
|
compat_time_t st_mtime;
|
|
|
|
s32 st_mtime_nsec;
|
|
|
|
compat_time_t st_ctime;
|
|
|
|
s32 st_ctime_nsec;
|
|
|
|
s32 st_blksize;
|
|
|
|
s32 st_blocks;
|
|
|
|
s32 st_pad4[14];
|
|
|
|
};
|
|
|
|
|
|
|
|
struct compat_flock {
|
|
|
|
short l_type;
|
|
|
|
short l_whence;
|
|
|
|
compat_off_t l_start;
|
|
|
|
compat_off_t l_len;
|
|
|
|
s32 l_sysid;
|
|
|
|
compat_pid_t l_pid;
|
|
|
|
short __unused;
|
|
|
|
s32 pad[4];
|
|
|
|
};
|
|
|
|
|
|
|
|
#define F_GETLK64 33
|
|
|
|
#define F_SETLK64 34
|
|
|
|
#define F_SETLKW64 35
|
|
|
|
|
|
|
|
struct compat_flock64 {
|
|
|
|
short l_type;
|
|
|
|
short l_whence;
|
|
|
|
compat_loff_t l_start;
|
|
|
|
compat_loff_t l_len;
|
|
|
|
compat_pid_t l_pid;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct compat_statfs {
|
|
|
|
int f_type;
|
|
|
|
int f_bsize;
|
|
|
|
int f_frsize;
|
|
|
|
int f_blocks;
|
|
|
|
int f_bfree;
|
|
|
|
int f_files;
|
|
|
|
int f_ffree;
|
|
|
|
int f_bavail;
|
|
|
|
compat_fsid_t f_fsid;
|
|
|
|
int f_namelen;
|
|
|
|
int f_spare[6];
|
|
|
|
};
|
|
|
|
|
|
|
|
#define COMPAT_RLIM_INFINITY 0x7fffffffUL
|
|
|
|
|
|
|
|
typedef u32 compat_old_sigset_t; /* at least 32 bits */
|
|
|
|
|
|
|
|
#define _COMPAT_NSIG 128 /* Don't ask !$@#% ... */
|
|
|
|
#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
|
2008-02-03 15:32:51 +01:00
|
|
|
* appropriately converted them already.
|
2005-04-17 00:20:36 +02:00
|
|
|
*/
|
|
|
|
typedef u32 compat_uptr_t;
|
|
|
|
|
2006-02-21 08:05:11 +01:00
|
|
|
static inline void __user *compat_ptr(compat_uptr_t uptr)
|
2005-04-17 00:20:36 +02:00
|
|
|
{
|
2007-07-13 16:51:38 +02:00
|
|
|
/* cast to a __user pointer via "unsigned long" makes sparse happy */
|
|
|
|
return (void __user *)(unsigned long)(long)uptr;
|
2005-04-17 00:20:36 +02:00
|
|
|
}
|
|
|
|
|
2006-03-27 11:16:13 +02:00
|
|
|
static inline compat_uptr_t ptr_to_compat(void __user *uptr)
|
|
|
|
{
|
|
|
|
return (u32)(unsigned long)uptr;
|
|
|
|
}
|
|
|
|
|
2006-02-21 08:05:11 +01:00
|
|
|
static inline void __user *compat_alloc_user_space(long len)
|
2005-04-17 00:20:36 +02:00
|
|
|
{
|
|
|
|
struct pt_regs *regs = (struct pt_regs *)
|
|
|
|
((unsigned long) current_thread_info() + THREAD_SIZE - 32) - 1;
|
|
|
|
|
2006-02-21 08:05:11 +01:00
|
|
|
return (void __user *) (regs->regs[29] - len);
|
2005-04-17 00:20:36 +02:00
|
|
|
}
|
|
|
|
|
2006-11-07 10:02:44 +01:00
|
|
|
struct compat_ipc64_perm {
|
|
|
|
compat_key_t key;
|
|
|
|
__compat_uid32_t uid;
|
|
|
|
__compat_gid32_t gid;
|
|
|
|
__compat_uid32_t cuid;
|
|
|
|
__compat_gid32_t cgid;
|
|
|
|
compat_mode_t mode;
|
|
|
|
unsigned short seq;
|
|
|
|
unsigned short __pad2;
|
|
|
|
compat_ulong_t __unused1;
|
|
|
|
compat_ulong_t __unused2;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct compat_semid64_ds {
|
|
|
|
struct compat_ipc64_perm sem_perm;
|
|
|
|
compat_time_t sem_otime;
|
|
|
|
compat_time_t sem_ctime;
|
|
|
|
compat_ulong_t sem_nsems;
|
|
|
|
compat_ulong_t __unused1;
|
|
|
|
compat_ulong_t __unused2;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct compat_msqid64_ds {
|
|
|
|
struct compat_ipc64_perm msg_perm;
|
|
|
|
#ifndef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused1;
|
|
|
|
#endif
|
|
|
|
compat_time_t msg_stime;
|
|
|
|
#ifdef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused1;
|
|
|
|
#endif
|
|
|
|
#ifndef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused2;
|
|
|
|
#endif
|
|
|
|
compat_time_t msg_rtime;
|
|
|
|
#ifdef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused2;
|
|
|
|
#endif
|
|
|
|
#ifndef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused3;
|
|
|
|
#endif
|
|
|
|
compat_time_t msg_ctime;
|
|
|
|
#ifdef CONFIG_CPU_LITTLE_ENDIAN
|
|
|
|
compat_ulong_t __unused3;
|
|
|
|
#endif
|
|
|
|
compat_ulong_t msg_cbytes;
|
|
|
|
compat_ulong_t msg_qnum;
|
|
|
|
compat_ulong_t msg_qbytes;
|
|
|
|
compat_pid_t msg_lspid;
|
|
|
|
compat_pid_t msg_lrpid;
|
|
|
|
compat_ulong_t __unused4;
|
|
|
|
compat_ulong_t __unused5;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct compat_shmid64_ds {
|
|
|
|
struct compat_ipc64_perm shm_perm;
|
|
|
|
compat_size_t shm_segsz;
|
|
|
|
compat_time_t shm_atime;
|
|
|
|
compat_time_t shm_dtime;
|
|
|
|
compat_time_t shm_ctime;
|
|
|
|
compat_pid_t shm_cpid;
|
|
|
|
compat_pid_t shm_lpid;
|
|
|
|
compat_ulong_t shm_nattch;
|
|
|
|
compat_ulong_t __unused1;
|
|
|
|
compat_ulong_t __unused2;
|
|
|
|
};
|
|
|
|
|
2009-03-05 11:45:48 +01:00
|
|
|
static inline int is_compat_task(void)
|
|
|
|
{
|
|
|
|
return test_thread_flag(TIF_32BIT);
|
|
|
|
}
|
|
|
|
|
2005-04-17 00:20:36 +02:00
|
|
|
#endif /* _ASM_COMPAT_H */
|