38 lines
792 B
C
38 lines
792 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Based on arch/arm/kernel/signal.c
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*
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* Copyright (C) 1995-2009 Russell King
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* Copyright (C) 2012 ARM Ltd.
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* Modified by Will Deacon <will.deacon@arm.com>
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*/
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#include <linux/compat.h>
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#include <linux/signal.h>
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#include <linux/uaccess.h>
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#include <asm/signal32_common.h>
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#include <asm/unistd.h>
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int put_sigset_t(compat_sigset_t __user *uset, sigset_t *set)
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{
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compat_sigset_t cset;
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cset.sig[0] = set->sig[0] & 0xffffffffull;
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cset.sig[1] = set->sig[0] >> 32;
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return copy_to_user(uset, &cset, sizeof(*uset));
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}
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int get_sigset_t(sigset_t *set, const compat_sigset_t __user *uset)
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{
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compat_sigset_t s32;
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if (copy_from_user(&s32, uset, sizeof(*uset)))
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return -EFAULT;
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set->sig[0] = s32.sig[0] | (((long)s32.sig[1]) << 32);
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return 0;
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}
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