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52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
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* linux/arch/arm/kernel/ptrace.h
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*
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* Copyright (C) 2000-2003 Russell King
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/ptrace.h>
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extern void ptrace_cancel_bpt(struct task_struct *);
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extern void ptrace_set_bpt(struct task_struct *);
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extern void ptrace_break(struct task_struct *, struct pt_regs *);
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/*
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* make sure single-step breakpoint is gone.
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*/
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static inline void single_step_disable(struct task_struct *task)
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{
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task->ptrace &= ~PT_SINGLESTEP;
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ptrace_cancel_bpt(task);
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}
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static inline void single_step_enable(struct task_struct *task)
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{
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task->ptrace |= PT_SINGLESTEP;
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}
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/*
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* Send SIGTRAP if we're single-stepping
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*/
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static inline void single_step_trap(struct task_struct *task)
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{
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if (task->ptrace & PT_SINGLESTEP) {
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ptrace_cancel_bpt(task);
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send_sig(SIGTRAP, task, 1);
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}
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}
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static inline void single_step_clear(struct task_struct *task)
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{
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if (task->ptrace & PT_SINGLESTEP)
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ptrace_cancel_bpt(task);
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}
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static inline void single_step_set(struct task_struct *task)
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{
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if (task->ptrace & PT_SINGLESTEP)
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ptrace_set_bpt(task);
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}
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