source: svn/trunk/newcon3bcm2_21bu/toolchain/mipsel-linux-uclibc/include/linux/compat.h

#ifndef _LINUX_COMPAT_H
#define _LINUX_COMPAT_H
/*
 * These are the type definitions for the architecture specific
 * syscall compatibility layer.
 */

#ifdef CONFIG_COMPAT

#include <linux/param.h>        /* for HZ */
#include <linux/sem.h>

#include <asm/compat.h>
#include <asm/siginfo.h>

#define compat_jiffies_to_clock_t(x)    \
                (((unsigned long)(x) * COMPAT_USER_HZ) / HZ)

struct rusage;

struct compat_itimerspec { 
        struct compat_timespec it_interval;
        struct compat_timespec it_value;
};

struct compat_utimbuf {
        compat_time_t           actime;
        compat_time_t           modtime;
};

struct compat_itimerval {
        struct compat_timeval   it_interval;
        struct compat_timeval   it_value;
};

struct compat_tms {
        compat_clock_t          tms_utime;
        compat_clock_t          tms_stime;
        compat_clock_t          tms_cutime;
        compat_clock_t          tms_cstime;
};

#define _COMPAT_NSIG_WORDS      (_COMPAT_NSIG / _COMPAT_NSIG_BPW)

typedef struct {
        compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
} compat_sigset_t;

extern int cp_compat_stat(struct kstat *, struct compat_stat *);
extern int get_compat_timespec(struct timespec *, const struct compat_timespec *);
extern int put_compat_timespec(const struct timespec *, struct compat_timespec *);

struct compat_iovec {
        compat_uptr_t   iov_base;
        compat_size_t   iov_len;
};

struct compat_rlimit {
        compat_ulong_t  rlim_cur;
        compat_ulong_t  rlim_max;
};

struct compat_rusage {
        struct compat_timeval ru_utime;
        struct compat_timeval ru_stime;
        compat_long_t   ru_maxrss;
        compat_long_t   ru_ixrss;
        compat_long_t   ru_idrss;
        compat_long_t   ru_isrss;
        compat_long_t   ru_minflt;
        compat_long_t   ru_majflt;
        compat_long_t   ru_nswap;
        compat_long_t   ru_inblock;
        compat_long_t   ru_oublock;
        compat_long_t   ru_msgsnd;
        compat_long_t   ru_msgrcv;
        compat_long_t   ru_nsignals;
        compat_long_t   ru_nvcsw;
        compat_long_t   ru_nivcsw;
};

struct compat_siginfo;

extern asmlinkage long compat_sys_waitid(int, compat_pid_t,
                struct compat_siginfo *, int,
                struct compat_rusage *);

struct compat_dirent {
        __u32           d_ino;
        compat_off_t    d_off;
        __u16           d_reclen;
        char            d_name[256];
};

typedef union compat_sigval {
        compat_int_t    sival_int;
        compat_uptr_t   sival_ptr;
} compat_sigval_t;

#define COMPAT_SIGEV_PAD_SIZE   ((SIGEV_MAX_SIZE/sizeof(int)) - 3)

typedef struct compat_sigevent {
        compat_sigval_t sigev_value;
        compat_int_t sigev_signo;
        compat_int_t sigev_notify;
        union {
                compat_int_t _pad[COMPAT_SIGEV_PAD_SIZE];
                compat_int_t _tid;

                struct {
                        compat_uptr_t _function;
                        compat_uptr_t _attribute;
                } _sigev_thread;
        } _sigev_un;
} compat_sigevent_t;


long compat_sys_semctl(int first, int second, int third, void *uptr);
long compat_sys_msgsnd(int first, int second, int third, void *uptr);
long compat_sys_msgrcv(int first, int second, int msgtyp, int third,
                int version, void *uptr);
long compat_sys_msgctl(int first, int second, void *uptr);
long compat_sys_shmat(int first, int second, compat_uptr_t third, int version,
                void *uptr);
long compat_sys_shmctl(int first, int second, void *uptr);
long compat_sys_semtimedop(int semid, struct sembuf *tsems,
                unsigned nsems, const struct compat_timespec *timeout);
#endif /* CONFIG_COMPAT */
#endif /* _LINUX_COMPAT_H */