File diff 0d186246d211 → 763922b5834e
BLD/build/HEADERS/CUR-9-vmkdrivers-asm-x64/vmkernel64/release/asm/compat.h
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new file 100644
 
#ifndef _ASM_X86_64_COMPAT_H
 
#define _ASM_X86_64_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 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 u16		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_timer_t;
 
typedef s32		compat_key_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;
 
	u16		__pad1;
 
	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;
 
	u16		__pad2;
 
	u32		st_size;
 
	u32		st_blksize;
 
	u32		st_blocks;
 
	u32		st_atime;
 
	u32		st_atime_nsec;
 
	u32		st_mtime;
 
	u32		st_mtime_nsec;
 
	u32		st_ctime;
 
	u32		st_ctime_nsec;
 
	u32		__unused4;
 
	u32		__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;
 
};
 

	
 
#define F_GETLK64	12	/*  using 'struct flock64' */
 
#define F_SETLK64	13
 
#define F_SETLKW64	14
 

	
 
/*
 
 * IA32 uses 4 byte alignment for 64 bit quantities,
 
 * so we need to pack this structure.
 
 */
 
struct compat_flock64 {
 
	short		l_type;
 
	short		l_whence;
 
	compat_loff_t	l_start;
 
	compat_loff_t	l_len;
 
	compat_pid_t	l_pid;
 
} __attribute__((packed));
 

	
 
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_OLD_INFINITY	0x7fffffff
 
#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
 

	
 
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 mode;
 
	unsigned short __pad1;
 
	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_ulong_t __unused1;
 
	compat_time_t  sem_ctime;
 
	compat_ulong_t __unused2;
 
	compat_ulong_t sem_nsems;
 
	compat_ulong_t __unused3;
 
	compat_ulong_t __unused4;
 
};
 

	
 
struct compat_msqid64_ds {
 
	struct compat_ipc64_perm msg_perm;
 
	compat_time_t  msg_stime;
 
	compat_ulong_t __unused1;
 
	compat_time_t  msg_rtime;
 
	compat_ulong_t __unused2;
 
	compat_time_t  msg_ctime;
 
	compat_ulong_t __unused3;
 
	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_ulong_t __unused1;
 
	compat_time_t  shm_dtime;
 
	compat_ulong_t __unused2;
 
	compat_time_t  shm_ctime;
 
	compat_ulong_t __unused3;
 
	compat_pid_t   shm_cpid;
 
	compat_pid_t   shm_lpid;
 
	compat_ulong_t shm_nattch;
 
	compat_ulong_t __unused4;
 
	compat_ulong_t __unused5;
 
};
 

	
 
/*
 
 * 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;
 

	
 
/**                                          
 
 *  compat_ptr - Convert a user provided pointer to a pointer suitable for user access functions
 
 *  @uptr: Pointer in user mode
 
 *                                           
 
 *  Convert a user provided pointer to a pointer suitable 
 
 *  for use with user access functions (e.g. copy_from_user, 
 
 *  copy_to_user, etc.).
 
 *                                           
 
 *  RETURN VALUE:
 
 *  A (void * ) pointer in user space.
 
 *                                           
 
 */                                          
 
/* _VMKLNX_CODECHECK_: compat_ptr */
 
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;
 
}
 

	
 
#if !defined(__VMKLNX__)
 
static __inline__ void __user *compat_alloc_user_space(long len)
 
{
 
	struct pt_regs *regs = task_pt_regs(current);
 
	return (void __user *)regs->rsp - len; 
 
}
 
#else
 
extern void *compat_alloc_user_space(long len);
 
#endif
 

	
 
#if !defined(__VMKLNX__)
 
static inline int is_compat_task(void)
 
{
 
	return current_thread_info()->status & TS_COMPAT;
 
}
 
#endif /* !defined(__VMKLNX__) */
 

	
 
#endif /* _ASM_X86_64_COMPAT_H */