backtrace.c File Reference

#include <dlfcn.h>
#include <freeradius-devel/util/backtrace.h>
#include <freeradius-devel/util/debug.h>
#include <freeradius-devel/util/fring.h>
#include <freeradius-devel/util/misc.h>

Include dependency graph for backtrace.c:

Go to the source code of this file.

Data Structures
struct	fr_bt_info_t
struct	fr_bt_marker

Macros
#define	MAX_BT_CBUFF   1048576
	Should be a power of 2.
#define	MAX_BT_FRAMES   128

Functions
void	fr_backtrace (void)
fr_bt_marker_t *	fr_backtrace_attach (UNUSED fr_fring_t **fring, UNUSED TALLOC_CTX *obj)
void	fr_backtrace_init (UNUSED char const *program)

Variables
static pthread_mutex_t	fr_backtrace_lock = PTHREAD_MUTEX_INITIALIZER

---

Data Structure Documentation

fr_bt_info_t

struct fr_bt_info_t

Definition at line 40 of file backtrace.c.

Data Fields
int	count	Number of frames stored.
void *	frames[MAX_BT_FRAMES]	Backtrace frame data.
void *	obj	Memory address of the block of allocated memory.

fr_bt_marker

struct fr_bt_marker

Definition at line 50 of file backtrace.c.

Collaboration diagram for fr_bt_marker:

Data Fields
fr_fring_t *	fring	Where we temporarily store the backtraces.
void *	obj	Pointer to the parent object, this is our needle when we iterate over the contents of the circular buffer.

Macro Definition Documentation

MAX_BT_CBUFF

#define MAX_BT_CBUFF   1048576

Should be a power of 2.

Definition at line 35 of file backtrace.c.

MAX_BT_FRAMES

#define MAX_BT_FRAMES   128

Definition at line 32 of file backtrace.c.

Function Documentation

fr_backtrace()

void fr_backtrace

(

void

)

Definition at line 188 of file backtrace.c.

Here is the caller graph for this function:

fr_backtrace_attach()

fr_bt_marker_t * fr_backtrace_attach	(	UNUSED fr_fring_t **	fring,
		UNUSED TALLOC_CTX *	obj
	)

Definition at line 313 of file backtrace.c.

fr_backtrace_init()

void fr_backtrace_init

(

UNUSED char const *

program

)

Definition at line 320 of file backtrace.c.

Here is the caller graph for this function:

Variable Documentation

fr_backtrace_lock

pthread_mutex_t fr_backtrace_lock = PTHREAD_MUTEX_INITIALIZER

static

Definition at line 38 of file backtrace.c.