#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdint.h>
#include <string.h>
#include <ucontext.h>
#include <stdlib.h>
#include <malloc.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sample-sources/memleak.h>
#include <messages/messages.h>
#include <safe-sampling.h>
#include <sample_event.h>
#include <monitor-exts/monitor_ext.h>
#include <lib/prof-lean/spinlock.h>
#include <lib/prof-lean/splay-macros.h>
#include <utilities/arch/inline-asm-gctxt.h>
#include <utilities/arch/mcontext.h>

Include dependency graph for memleak-overrides.c:

Classes
struct	leakinfo_s

Macros
#define	__USE_XOPEN_EXTENDED

#define	_XOPEN_SOURCE 600

#define	MEMLEAK_USE_HYBRID_LAYOUT 1

#define	MEMLEAK_MAGIC 0x68706374

#define	MEMLEAK_DEFAULT_PAGESIZE 4096

#define	HPCRUN_MEMLEAK_PROB "HPCRUN_MEMLEAK_PROB"

#define	DEFAULT_PROB 0.1

#define	real_memalign __libc_memalign

#define	real_valloc __libc_valloc

#define	real_malloc __libc_malloc

#define	real_free __libc_free

#define	real_realloc __libc_realloc

Typedefs
typedef struct leakinfo_s	leakinfo_t

typedef void *	memalign_fcn(size_t, size_t)

typedef void *	valloc_fcn(size_t)

typedef void *	malloc_fcn(size_t)

typedef void	free_fcn(void *)

typedef void *	realloc_fcn(void *, size_t)

Enumerations
enum	{ MEMLEAK_LOC_HEAD = 1, MEMLEAK_LOC_FOOT, MEMLEAK_LOC_NONE }

Functions
static struct leakinfo_s *	splay (struct leakinfo_s root, void key)

static void	splay_insert (struct leakinfo_s *node)

static struct leakinfo_s *	splay_delete (void *memblock)

static float	string_to_prob (char *str)

static void	memleak_initialize (void)

static int	memleak_same_page (void p1, void p2)

static int	memleak_get_malloc_loc (void sys_ptr, size_t bytes, size_t align, void appl_ptr, leakinfo_t *info_ptr)

static int	memleak_get_free_loc (void appl_ptr, void sys_ptr, leakinfo_t *info_ptr)

static void	memleak_add_leakinfo (const char name, void sys_ptr, void appl_ptr, leakinfo_t info_ptr, size_t bytes, ucontext_t *uc, int loc)

static void *	memleak_malloc_helper (const char name, size_t bytes, size_t align, int clear, ucontext_t uc, int *ret)

static void	memleak_free_helper (const char name, void sys_ptr, void appl_ptr, leakinfo_t info_ptr, int loc)

int MONITOR_EXT_WRAP_NAME()	posix_memalign (void **memptr, size_t alignment, size_t bytes)

void *MONITOR_EXT_WRAP_NAME()	memalign (size_t boundary, size_t bytes)

void *MONITOR_EXT_WRAP_NAME()	valloc (size_t bytes)

void *MONITOR_EXT_WRAP_NAME()	malloc (size_t bytes)

void *MONITOR_EXT_WRAP_NAME()	calloc (size_t nmemb, size_t bytes)

void MONITOR_EXT_WRAP_NAME()	free (void *ptr)

void *MONITOR_EXT_WRAP_NAME()	realloc (void *ptr, size_t bytes)

Variables
leakinfo_t	leakinfo_NULL = { .magic = 0, .context = NULL, .bytes = 0 }

memalign_fcn	real_memalign

valloc_fcn	real_valloc

malloc_fcn	real_malloc

free_fcn	real_free

realloc_fcn	real_realloc

static int	leak_detection_enabled = 0

static int	leak_detection_init = 0

static int	use_memleak_prob = 0

static float	memleak_prob = 0.0

static struct leakinfo_s *	memleak_tree_root = NULL

static spinlock_t	memtree_lock = SPINLOCK_UNLOCKED

static int	leakinfo_size = sizeof(struct leakinfo_s)

static long	memleak_pagesize = MEMLEAK_DEFAULT_PAGESIZE

static char *	loc_name [4]

Macro Definition Documentation

◆ __USE_XOPEN_EXTENDED

#define __USE_XOPEN_EXTENDED

Definition at line 60 of file memleak-overrides.c.

◆ _XOPEN_SOURCE

#define _XOPEN_SOURCE 600

Definition at line 73 of file memleak-overrides.c.

◆ DEFAULT_PROB

#define DEFAULT_PROB 0.1

Definition at line 144 of file memleak-overrides.c.

◆ HPCRUN_MEMLEAK_PROB

#define HPCRUN_MEMLEAK_PROB "HPCRUN_MEMLEAK_PROB"

Definition at line 143 of file memleak-overrides.c.

◆ MEMLEAK_DEFAULT_PAGESIZE

#define MEMLEAK_DEFAULT_PAGESIZE 4096

Definition at line 141 of file memleak-overrides.c.

◆ MEMLEAK_MAGIC

#define MEMLEAK_MAGIC 0x68706374

Definition at line 140 of file memleak-overrides.c.

◆ MEMLEAK_USE_HYBRID_LAYOUT

#define MEMLEAK_USE_HYBRID_LAYOUT 1

Definition at line 138 of file memleak-overrides.c.

◆ real_free

#define real_free __libc_free

Definition at line 156 of file memleak-overrides.c.

◆ real_malloc

#define real_malloc __libc_malloc

Definition at line 155 of file memleak-overrides.c.

◆ real_memalign

#define real_memalign __libc_memalign

Definition at line 153 of file memleak-overrides.c.

◆ real_realloc

#define real_realloc __libc_realloc

Definition at line 157 of file memleak-overrides.c.

◆ real_valloc

#define real_valloc __libc_valloc

Definition at line 154 of file memleak-overrides.c.

Typedef Documentation

◆ free_fcn

typedef void free_fcn(void *)

Definition at line 129 of file memleak-overrides.c.

◆ leakinfo_t

typedef struct leakinfo_s leakinfo_t

◆ malloc_fcn

typedef void* malloc_fcn(size_t)

Definition at line 128 of file memleak-overrides.c.

◆ memalign_fcn

typedef void* memalign_fcn(size_t, size_t)

Definition at line 126 of file memleak-overrides.c.

◆ realloc_fcn

typedef void* realloc_fcn(void *, size_t)

Definition at line 130 of file memleak-overrides.c.

◆ valloc_fcn

typedef void* valloc_fcn(size_t)

Definition at line 127 of file memleak-overrides.c.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
MEMLEAK_LOC_HEAD
MEMLEAK_LOC_FOOT
MEMLEAK_LOC_NONE

Definition at line 183 of file memleak-overrides.c.

Function Documentation

◆ calloc()

void* MONITOR_EXT_WRAP_NAME() calloc	(	size_t	nmemb,
		size_t	bytes
	)

Definition at line 704 of file memleak-overrides.c.

Here is the call graph for this function:

◆ free()

void MONITOR_EXT_WRAP_NAME() free ( void * ptr )

Definition at line 737 of file memleak-overrides.c.

Here is the call graph for this function:

◆ malloc()

void* MONITOR_EXT_WRAP_NAME() malloc ( size_t bytes )

Definition at line 681 of file memleak-overrides.c.

Here is the call graph for this function:

◆ memalign()

void* MONITOR_EXT_WRAP_NAME() memalign	(	size_t	boundary,
		size_t	bytes
	)

Definition at line 635 of file memleak-overrides.c.

Here is the call graph for this function:

◆ memleak_add_leakinfo()

static void memleak_add_leakinfo	(	const char *	name,
		void *	sys_ptr,
		void *	appl_ptr,
		leakinfo_t *	info_ptr,
		size_t	bytes,
		ucontext_t *	uc,
		int	loc
	)

static

Definition at line 442 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_free_helper()

static void memleak_free_helper	(	const char *	name,
		void *	sys_ptr,
		void *	appl_ptr,
		leakinfo_t *	info_ptr,
		int	loc
	)

static

Definition at line 555 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_get_free_loc()

static int memleak_get_free_loc	(	void *	appl_ptr,
		void **	sys_ptr,
		leakinfo_t **	info_ptr
	)

static

Definition at line 398 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_get_malloc_loc()

static int memleak_get_malloc_loc	(	void *	sys_ptr,
		size_t	bytes,
		size_t	align,
		void **	appl_ptr,
		leakinfo_t **	info_ptr
	)

static

Definition at line 372 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_initialize()

static void memleak_initialize ( void )

static

Definition at line 303 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_malloc_helper()

static void* memleak_malloc_helper	(	const char *	name,
		size_t	bytes,
		size_t	align,
		int	clear,
		ucontext_t *	uc,
		int *	ret
	)

static

Definition at line 489 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ memleak_same_page()

static int memleak_same_page	(	void *	p1,
		void *	p2
	)

inlinestatic

Definition at line 349 of file memleak-overrides.c.

Here is the caller graph for this function:

◆ posix_memalign()

int MONITOR_EXT_WRAP_NAME() posix_memalign	(	void **	memptr,
		size_t	alignment,
		size_t	bytes
	)

Definition at line 610 of file memleak-overrides.c.

Here is the call graph for this function:

◆ realloc()

void* MONITOR_EXT_WRAP_NAME() realloc	(	void *	ptr,
		size_t	bytes
	)

Definition at line 771 of file memleak-overrides.c.

Here is the call graph for this function:

◆ splay()

static struct leakinfo_s* splay	(	struct leakinfo_s *	root,
		void *	key
	)

static

Definition at line 201 of file memleak-overrides.c.

Here is the caller graph for this function:

◆ splay_delete()

static struct leakinfo_s* splay_delete ( void * memblock )

static

Definition at line 239 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ splay_insert()

static void splay_insert ( struct leakinfo_s * node )

static

Definition at line 209 of file memleak-overrides.c.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ string_to_prob()

static float string_to_prob ( char * str )

static

Definition at line 281 of file memleak-overrides.c.

Here is the caller graph for this function:

◆ valloc()

void* MONITOR_EXT_WRAP_NAME() valloc ( size_t bytes )

Definition at line 658 of file memleak-overrides.c.

Here is the call graph for this function:

Variable Documentation

◆ leak_detection_enabled

int leak_detection_enabled = 0

static

Definition at line 172 of file memleak-overrides.c.

◆ leak_detection_init

int leak_detection_init = 0

static

Definition at line 173 of file memleak-overrides.c.

◆ leakinfo_NULL

leakinfo_t leakinfo_NULL = { .magic = 0, .context = NULL, .bytes = 0 }

Definition at line 124 of file memleak-overrides.c.

◆ leakinfo_size

int leakinfo_size = sizeof(struct leakinfo_s)

static

Definition at line 180 of file memleak-overrides.c.

◆ loc_name

char* loc_name[4]

static

Initial value:

= {
  NULL, "header", "footer", "none"
}

Definition at line 189 of file memleak-overrides.c.

◆ memleak_pagesize

long memleak_pagesize = MEMLEAK_DEFAULT_PAGESIZE

static

Definition at line 181 of file memleak-overrides.c.

◆ memleak_prob

float memleak_prob = 0.0

static

Definition at line 175 of file memleak-overrides.c.

◆ memleak_tree_root

struct leakinfo_s* memleak_tree_root = NULL

static

Definition at line 177 of file memleak-overrides.c.

◆ memtree_lock

spinlock_t memtree_lock = SPINLOCK_UNLOCKED

static

Definition at line 178 of file memleak-overrides.c.

◆ real_free

free_fcn real_free

◆ real_malloc

malloc_fcn real_malloc

◆ real_memalign

memalign_fcn real_memalign

◆ real_realloc

realloc_fcn real_realloc

◆ real_valloc

valloc_fcn real_valloc

◆ use_memleak_prob

int use_memleak_prob = 0

static

Definition at line 174 of file memleak-overrides.c.

Classes

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ __USE_XOPEN_EXTENDED

◆ _XOPEN_SOURCE

◆ DEFAULT_PROB

◆ HPCRUN_MEMLEAK_PROB

◆ MEMLEAK_DEFAULT_PAGESIZE

◆ MEMLEAK_MAGIC

◆ MEMLEAK_USE_HYBRID_LAYOUT

◆ real_free

◆ real_malloc

◆ real_memalign

◆ real_realloc

◆ real_valloc

Typedef Documentation

◆ free_fcn

◆ leakinfo_t

◆ malloc_fcn

◆ memalign_fcn

◆ realloc_fcn

◆ valloc_fcn

Enumeration Type Documentation

◆ anonymous enum

Function Documentation

◆ calloc()

◆ free()

◆ malloc()

◆ memalign()

◆ memleak_add_leakinfo()

◆ memleak_free_helper()

◆ memleak_get_free_loc()

◆ memleak_get_malloc_loc()

◆ memleak_initialize()

◆ memleak_malloc_helper()

◆ memleak_same_page()

◆ posix_memalign()

◆ realloc()

◆ splay()

◆ splay_delete()

◆ splay_insert()

◆ string_to_prob()

◆ valloc()

Variable Documentation

◆ leak_detection_enabled

◆ leak_detection_init

◆ leakinfo_NULL

◆ leakinfo_size

◆ loc_name

◆ memleak_pagesize

◆ memleak_prob

◆ memleak_tree_root

◆ memtree_lock

◆ real_free

◆ real_malloc

◆ real_memalign

◆ real_realloc

◆ real_valloc

◆ use_memleak_prob