ptrace.h File Reference

#include <linux/stringify.h>
#include <linux/stddef.h>
#include <linux/thread_info.h>
#include <asm/addrspace.h>
#include <asm/page.h>
#include <uapi/asm/ptrace.h>
#include <asm-generic/ptrace.h>

Go to the source code of this file.

Data Structures
struct	pt_regs_offset

Macros
#define	user_mode(regs)   (((regs)->sr & 0x40000000)==0)
#define	kernel_stack_pointer(_regs)   ((unsigned long)(_regs)->regs[15])
#define	GET_FP(regs)   ((regs)->regs[14])
#define	GET_USP(regs)   ((regs)->regs[15])
#define	arch_has_single_step()   (1)
#define	REG_OFFSET_NAME(r)   {.name = #r, .offset = offsetof(struct pt_regs, r)}
#define	REGS_OFFSET_NAME(num)   {.name = __stringify(r##num), .offset = offsetof(struct pt_regs, regs[num])}
#define	TREGS_OFFSET_NAME(num)   {.name = __stringify(tr##num), .offset = offsetof(struct pt_regs, tregs[num])}
#define	REG_OFFSET_END   {.name = NULL, .offset = 0}
#define	task_pt_regs(task)   ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)
#define	profile_pc   profile_pc

Functions
int	regs_query_register_offset (const char *name)
const char *	regs_query_register_name (unsigned int offset)
void	ptrace_triggered (struct perf_event *bp, struct perf_sample_data *data, struct pt_regs *regs)

Variables
struct pt_regs_offset	regoffset_table []

Macro Definition Documentation

#define arch_has_single_step

(

)

(1)

Definition at line 21 of file ptrace.h.

#define GET_FP

(

regs

)

((regs)->regs[14])

Definition at line 18 of file ptrace.h.

#define GET_USP

(

regs

)

((regs)->regs[15])

Definition at line 19 of file ptrace.h.

#define kernel_stack_pointer

(

_regs

)

((unsigned long)(_regs)->regs[15])

Definition at line 16 of file ptrace.h.

#define profile_pc   profile_pc

Definition at line 114 of file ptrace.h.

#define REG_OFFSET_END   {.name = NULL, .offset = 0}

Definition at line 36 of file ptrace.h.

#define REG_OFFSET_NAME

(

r

)

{.name = #r, .offset = offsetof(struct pt_regs, r)}

Definition at line 31 of file ptrace.h.

#define REGS_OFFSET_NAME

(

num

)

{.name = __stringify(r##num), .offset = offsetof(struct pt_regs, regs[num])}

Definition at line 32 of file ptrace.h.

#define task_pt_regs

(

task

)

((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)

Definition at line 102 of file ptrace.h.

#define TREGS_OFFSET_NAME

(

num

)

{.name = __stringify(tr##num), .offset = offsetof(struct pt_regs, tregs[num])}

Definition at line 34 of file ptrace.h.

#define user_mode

(

regs

)

(((regs)->sr & 0x40000000)==0)

Definition at line 15 of file ptrace.h.

Function Documentation

void ptrace_triggered	(	struct perf_event *	bp,
		struct perf_sample_data *	data,
		struct pt_regs *	regs
	)

Definition at line 65 of file ptrace_32.c.

const char* regs_query_register_name

(

unsigned int

offset

)

regs_query_register_name() - query register name from its offset : the offset of a register in struct pt_regs.

regs_query_register_name() returns the name of a register from its offset in struct pt_regs. If the is invalid, this returns NULL;

Definition at line 116 of file ptrace.c.

int regs_query_register_offset

(

const char *

name

)

Definition at line 100 of file ptrace.c.

Variable Documentation

struct pt_regs_offset regoffset_table[]

Definition at line 283 of file ptrace_32.c.