1 #ifndef __ASM_COMPAT_SIGNAL_H
2 #define __ASM_COMPAT_SIGNAL_H
5 #include <linux/compat.h>
6 #include <linux/compiler.h>
8 #include <asm/uaccess.h>
10 static inline int __copy_conv_sigset_to_user(compat_sigset_t __user *d,
15 BUG_ON(sizeof(*d) != sizeof(*s));
16 BUG_ON(_NSIG_WORDS != 2);
18 err = __put_user(s->sig[0], &d->sig[0]);
19 err |= __put_user(s->sig[0] >> 32, &d->sig[1]);
20 err |= __put_user(s->sig[1], &d->sig[2]);
21 err |= __put_user(s->sig[1] >> 32, &d->sig[3]);
26 static inline int __copy_conv_sigset_from_user(sigset_t *d,
27 const compat_sigset_t __user *s)
33 } *u = (union sigset_u *) d;
35 BUG_ON(sizeof(*d) != sizeof(*s));
36 BUG_ON(_NSIG_WORDS != 2);
38 #ifdef CONFIG_CPU_BIG_ENDIAN
39 err = __get_user(u->c.sig[1], &s->sig[0]);
40 err |= __get_user(u->c.sig[0], &s->sig[1]);
41 err |= __get_user(u->c.sig[3], &s->sig[2]);
42 err |= __get_user(u->c.sig[2], &s->sig[3]);
44 #ifdef CONFIG_CPU_LITTLE_ENDIAN
45 err = __get_user(u->c.sig[0], &s->sig[0]);
46 err |= __get_user(u->c.sig[1], &s->sig[1]);
47 err |= __get_user(u->c.sig[2], &s->sig[2]);
48 err |= __get_user(u->c.sig[3], &s->sig[3]);
54 #endif /* __ASM_COMPAT_SIGNAL_H */