kernel-ark/include/asm-parisc/compat.h
Stephen Rothwell 0d77e5a2c2 [PATCH] compat: introduce compat_time_t
This patch is based on work by Carlos O'Donell and Matthew Wilcox.  It
introduces/updates the compat_time_t type and uses it for compat siginfo
structures.  I have built this on ppc64 and x86_64.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-06-23 09:45:32 -07:00

146 lines
3.1 KiB
C

#ifndef _ASM_PARISC_COMPAT_H
#define _ASM_PARISC_COMPAT_H
/*
* Architecture specific compatibility types
*/
#include <linux/types.h>
#include <linux/sched.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 u32 compat_uid_t;
typedef u32 compat_gid_t;
typedef u16 compat_mode_t;
typedef u32 compat_ino_t;
typedef u32 compat_dev_t;
typedef s32 compat_off_t;
typedef s64 compat_loff_t;
typedef u16 compat_nlink_t;
typedef u16 compat_ipc_pid_t;
typedef s32 compat_daddr_t;
typedef u32 compat_caddr_t;
typedef s32 compat_timer_t;
typedef s32 compat_int_t;
typedef s32 compat_long_t;
typedef u32 compat_uint_t;
typedef u32 compat_ulong_t;
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; /* dev_t is 32 bits on parisc */
compat_ino_t st_ino; /* 32 bits */
compat_mode_t st_mode; /* 16 bits */
compat_nlink_t st_nlink; /* 16 bits */
u16 st_reserved1; /* old st_uid */
u16 st_reserved2; /* old st_gid */
compat_dev_t st_rdev;
compat_off_t st_size;
compat_time_t st_atime;
u32 st_atime_nsec;
compat_time_t st_mtime;
u32 st_mtime_nsec;
compat_time_t st_ctime;
u32 st_ctime_nsec;
s32 st_blksize;
s32 st_blocks;
u32 __unused1; /* ACL stuff */
compat_dev_t __unused2; /* network */
compat_ino_t __unused3; /* network */
u32 __unused4; /* cnodes */
u16 __unused5; /* netsite */
short st_fstype;
compat_dev_t st_realdev;
u16 st_basemode;
u16 st_spareshort;
compat_uid_t st_uid;
compat_gid_t st_gid;
u32 st_spare4[3];
};
struct compat_flock {
short l_type;
short l_whence;
compat_off_t l_start;
compat_off_t l_len;
compat_pid_t l_pid;
};
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 {
s32 f_type;
s32 f_bsize;
s32 f_blocks;
s32 f_bfree;
s32 f_bavail;
s32 f_files;
s32 f_ffree;
__kernel_fsid_t f_fsid;
s32 f_namelen;
s32 f_frsize;
s32 f_spare[5];
};
struct compat_sigcontext {
compat_int_t sc_flags;
compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */
u64 sc_fr[32];
compat_int_t sc_iasq[2];
compat_int_t sc_iaoq[2];
compat_int_t sc_sar; /* cr11 */
};
#define COMPAT_RLIM_INFINITY 0xffffffff
typedef u32 compat_old_sigset_t; /* at least 32 bits */
#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 comverted 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__ void __user *compat_alloc_user_space(long len)
{
struct pt_regs *regs = &current->thread.regs;
return (void __user *)regs->gr[30];
}
#endif /* _ASM_PARISC_COMPAT_H */