mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-11-07 04:09:21 +00:00
a12dea7af9
PTRACE_SYSEMU{,_SINGLESTEP} is actually arch specific, for now, and the
current allocated number clashes with a ptrace code of frv, i.e.
PTRACE_GETFDPIC. I should have submitted this much earlier, anyway we get no
breakage for this.
CC: Daniel Jacobowitz <dan@debian.org>
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
#ifndef _LINUX_PTRACE_H
|
|
#define _LINUX_PTRACE_H
|
|
/* ptrace.h */
|
|
/* structs and defines to help the user use the ptrace system call. */
|
|
|
|
/* has the defines to get at the registers. */
|
|
|
|
#define PTRACE_TRACEME 0
|
|
#define PTRACE_PEEKTEXT 1
|
|
#define PTRACE_PEEKDATA 2
|
|
#define PTRACE_PEEKUSR 3
|
|
#define PTRACE_POKETEXT 4
|
|
#define PTRACE_POKEDATA 5
|
|
#define PTRACE_POKEUSR 6
|
|
#define PTRACE_CONT 7
|
|
#define PTRACE_KILL 8
|
|
#define PTRACE_SINGLESTEP 9
|
|
|
|
#define PTRACE_ATTACH 0x10
|
|
#define PTRACE_DETACH 0x11
|
|
|
|
#define PTRACE_SYSCALL 24
|
|
|
|
/* 0x4200-0x4300 are reserved for architecture-independent additions. */
|
|
#define PTRACE_SETOPTIONS 0x4200
|
|
#define PTRACE_GETEVENTMSG 0x4201
|
|
#define PTRACE_GETSIGINFO 0x4202
|
|
#define PTRACE_SETSIGINFO 0x4203
|
|
|
|
/* options set using PTRACE_SETOPTIONS */
|
|
#define PTRACE_O_TRACESYSGOOD 0x00000001
|
|
#define PTRACE_O_TRACEFORK 0x00000002
|
|
#define PTRACE_O_TRACEVFORK 0x00000004
|
|
#define PTRACE_O_TRACECLONE 0x00000008
|
|
#define PTRACE_O_TRACEEXEC 0x00000010
|
|
#define PTRACE_O_TRACEVFORKDONE 0x00000020
|
|
#define PTRACE_O_TRACEEXIT 0x00000040
|
|
|
|
#define PTRACE_O_MASK 0x0000007f
|
|
|
|
/* Wait extended result codes for the above trace options. */
|
|
#define PTRACE_EVENT_FORK 1
|
|
#define PTRACE_EVENT_VFORK 2
|
|
#define PTRACE_EVENT_CLONE 3
|
|
#define PTRACE_EVENT_EXEC 4
|
|
#define PTRACE_EVENT_VFORK_DONE 5
|
|
#define PTRACE_EVENT_EXIT 6
|
|
|
|
#include <asm/ptrace.h>
|
|
|
|
#ifdef __KERNEL__
|
|
/*
|
|
* Ptrace flags
|
|
*/
|
|
|
|
#define PT_PTRACED 0x00000001
|
|
#define PT_DTRACE 0x00000002 /* delayed trace (used on m68k, i386) */
|
|
#define PT_TRACESYSGOOD 0x00000004
|
|
#define PT_PTRACE_CAP 0x00000008 /* ptracer can follow suid-exec */
|
|
#define PT_TRACE_FORK 0x00000010
|
|
#define PT_TRACE_VFORK 0x00000020
|
|
#define PT_TRACE_CLONE 0x00000040
|
|
#define PT_TRACE_EXEC 0x00000080
|
|
#define PT_TRACE_VFORK_DONE 0x00000100
|
|
#define PT_TRACE_EXIT 0x00000200
|
|
#define PT_ATTACHED 0x00000400 /* parent != real_parent */
|
|
|
|
#define PT_TRACE_MASK 0x000003f4
|
|
|
|
/* single stepping state bits (used on ARM and PA-RISC) */
|
|
#define PT_SINGLESTEP_BIT 31
|
|
#define PT_SINGLESTEP (1<<PT_SINGLESTEP_BIT)
|
|
#define PT_BLOCKSTEP_BIT 30
|
|
#define PT_BLOCKSTEP (1<<PT_BLOCKSTEP_BIT)
|
|
|
|
#include <linux/compiler.h> /* For unlikely. */
|
|
#include <linux/sched.h> /* For struct task_struct. */
|
|
|
|
|
|
extern long arch_ptrace(struct task_struct *child, long request, long addr, long data);
|
|
extern struct task_struct *ptrace_get_task_struct(pid_t pid);
|
|
extern int ptrace_traceme(void);
|
|
extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);
|
|
extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len);
|
|
extern int ptrace_attach(struct task_struct *tsk);
|
|
extern int ptrace_detach(struct task_struct *, unsigned int);
|
|
extern void ptrace_disable(struct task_struct *);
|
|
extern int ptrace_check_attach(struct task_struct *task, int kill);
|
|
extern int ptrace_request(struct task_struct *child, long request, long addr, long data);
|
|
extern void ptrace_notify(int exit_code);
|
|
extern void __ptrace_link(struct task_struct *child,
|
|
struct task_struct *new_parent);
|
|
extern void __ptrace_unlink(struct task_struct *child);
|
|
extern void ptrace_untrace(struct task_struct *child);
|
|
extern int ptrace_may_attach(struct task_struct *task);
|
|
|
|
static inline void ptrace_link(struct task_struct *child,
|
|
struct task_struct *new_parent)
|
|
{
|
|
if (unlikely(child->ptrace))
|
|
__ptrace_link(child, new_parent);
|
|
}
|
|
static inline void ptrace_unlink(struct task_struct *child)
|
|
{
|
|
if (unlikely(child->ptrace))
|
|
__ptrace_unlink(child);
|
|
}
|
|
|
|
|
|
#ifndef force_successful_syscall_return
|
|
/*
|
|
* System call handlers that, upon successful completion, need to return a
|
|
* negative value should call force_successful_syscall_return() right before
|
|
* returning. On architectures where the syscall convention provides for a
|
|
* separate error flag (e.g., alpha, ia64, ppc{,64}, sparc{,64}, possibly
|
|
* others), this macro can be used to ensure that the error flag will not get
|
|
* set. On architectures which do not support a separate error flag, the macro
|
|
* is a no-op and the spurious error condition needs to be filtered out by some
|
|
* other means (e.g., in user-level, by passing an extra argument to the
|
|
* syscall handler, or something along those lines).
|
|
*/
|
|
#define force_successful_syscall_return() do { } while (0)
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#endif
|