1 #ifndef _DBI_ARCH_KPROBES_H
2 #define _DBI_ARCH_KPROBES_H
5 * Kernel Probes (KProbes)
6 * include/linux/kprobes.h
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 * Copyright (C) IBM Corporation, 2002, 2004
26 * Dynamic Binary Instrumentation Module based on KProbes
27 * modules/kprobe/arch/dbi_kprobes.h
29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
43 * Copyright (C) Samsung Electronics, 2006-2010
45 * 2006-2007 Ekaterina Gorelkina <e.gorelkina@samsung.com>: initial implementation for ARM and MIPS
46 * 2008-2009 Alexey Gerenkov <a.gerenkov@samsung.com> User-Space
47 * Probes initial implementation; Support x86/ARM/MIPS for both user and kernel spaces.
48 * 2010 Ekaterina Gorelkina <e.gorelkina@samsung.com>: redesign module for separating core and arch parts
58 struct kretprobe_instance;
67 void kretprobe_trampoline (void);
69 extern void __arch_prepare_kretprobe (struct kretprobe *rp, struct pt_regs *regs);
70 extern int arch_prepare_kprobe (struct kprobe *p);
71 extern int arch_prepare_uprobe (struct kprobe *p, struct task_struct *task, int atomic);
72 extern int arch_prepare_kretprobe (struct kretprobe *p);
73 extern int arch_prepare_uretprobe (struct kretprobe *p, struct task_struct *task);
74 extern void arch_arm_kprobe (struct kprobe *p);
75 extern void arch_arm_kretprobe (struct kretprobe *p);
76 extern void arch_arm_uprobe (struct kprobe *p, struct task_struct *tsk);
77 extern void arch_arm_uretprobe (struct kretprobe *p, struct task_struct *tsk);
78 extern void arch_disarm_kprobe (struct kprobe *p);
79 extern void arch_disarm_kretprobe (struct kretprobe *p);
80 extern void arch_disarm_uprobe (struct kprobe *p, struct task_struct *tsk);
81 extern void arch_disarm_uretprobe (struct kretprobe *p, struct task_struct *tsk);
82 extern int arch_init_kprobes (void);
83 extern void arch_exit_kprobes (void);
85 void arch_uprobe_return (void);
87 void arch_remove_kprobe (struct kprobe *p, struct task_struct *task);
89 void prepare_singlestep (struct kprobe *p, struct pt_regs *regs);
90 void save_previous_kprobe (struct kprobe_ctlblk *kcb, struct kprobe *cur_p);
91 void restore_previous_kprobe (struct kprobe_ctlblk *kcb);
92 void set_current_kprobe (struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb);
94 int kprobe_handler (struct pt_regs *regs);
96 int setjmp_pre_handler (struct kprobe *p, struct pt_regs *regs);
98 void jprobe_return (void);
100 int longjmp_break_handler (struct kprobe *p, struct pt_regs *regs);
102 void kretprobe_trampoline_holder (void);
104 int trampoline_probe_handler (struct kprobe *p, struct pt_regs *regs);
106 int arch_init_module_dependencies(void);
107 int asm_init_module_dependencies(void);
111 #endif /* _DBI_ARCH_KPROBES_H */