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#ifndef __ASM_COMPAT_SIGNAL_H
#define __ASM_COMPAT_SIGNAL_H
#include <linux/bug.h>
#include <linux/compat.h>
#include <linux/compiler.h>
#include <asm/signal.h>
#include <asm/siginfo.h>
#include <asm/uaccess.h>
static inline int __copy_conv_sigset_to_user(compat_sigset_t __user *d,
const sigset_t *s)
{
int err;
BUG_ON(sizeof(*d) != sizeof(*s));
BUG_ON(_NSIG_WORDS != 2);
err = __put_user(s->sig[0], &d->sig[0]);
err |= __put_user(s->sig[0] >> 32, &d->sig[1]);
err |= __put_user(s->sig[1], &d->sig[2]);
err |= __put_user(s->sig[1] >> 32, &d->sig[3]);
return err;
}
static inline int __copy_conv_sigset_from_user(sigset_t *d,
const compat_sigset_t __user *s)
{
int err;
union sigset_u {
sigset_t s;
compat_sigset_t c;
} *u = (union sigset_u *) d;
BUG_ON(sizeof(*d) != sizeof(*s));
BUG_ON(_NSIG_WORDS != 2);
#ifdef CONFIG_CPU_BIG_ENDIAN
err = __get_user(u->c.sig[1], &s->sig[0]);
err |= __get_user(u->c.sig[0], &s->sig[1]);
err |= __get_user(u->c.sig[3], &s->sig[2]);
err |= __get_user(u->c.sig[2], &s->sig[3]);
#endif
#ifdef CONFIG_CPU_LITTLE_ENDIAN
err = __get_user(u->c.sig[0], &s->sig[0]);
err |= __get_user(u->c.sig[1], &s->sig[1]);
err |= __get_user(u->c.sig[2], &s->sig[2]);
err |= __get_user(u->c.sig[3], &s->sig[3]);
#endif
return err;
}
#endif /* __ASM_COMPAT_SIGNAL_H */