#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. *//******************LKRR start 0372180****************//***當前進程主動要求被其父進程跟蹤***/#define PTRACE_TRACEME		   0/***在指定地址上讀取一條指令***/#define PTRACE_PEEKTEXT		   1/***在指定地址上讀取一個字長的數據***/#define PTRACE_PEEKDATA		   2/***根據指定地址在USER結構區域中讀寄存器***/#define PTRACE_PEEKUSR		   3/***在指定地址上改寫一條指令***/#define PTRACE_POKETEXT		   4/***在指定地址上改寫一個字長的數據***/#define PTRACE_POKEDATA		   5/***根據指定地址在USER結構區域中寫寄存器***/#define PTRACE_POKEUSR		   6/***重新開始子進程***/#define PTRACE_CONT		   7/***給子進程發送SIGKILL信號結束子進程***/#define PTRACE_KILL		   8/***在處理器狀態字（PSW）中設置Trace bit位，讓子進程單步執行***/#define PTRACE_SINGLESTEP	   9/***連接被跟蹤的子進程***/#define PTRACE_ATTACH		0x10/***取消原來的連接***/#define PTRACE_DETACH		0x11/***重新開始子進程；同PTRACE_CONT不同的是，PTRACE_SYSCALL可以使進程在下一次系統調用開始或結束時中止運行***/#define PTRACE_SYSCALL		  24/******************LKRR end 0372180****************//* 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 *//******************LKRR start 0372180****************//***ptrace(0)被調用時置位***/#define PT_PTRACED	0x00000001/***delayed trace (used on m68k)***/#define PT_DTRACE	0x00000002	/* delayed trace (used on m68k, i386) *//***正在跟蹤系統調用***/#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 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);/***連接被跟蹤的子進程***/extern int ptrace_attach(struct task_struct *tsk);/***取消原來的連接***/extern int ptrace_detach(struct task_struct *, unsigned int);/******************LKRR end 0372180****************/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);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